Upgrade ECM and KF5 version requirements for 5.23.0 release.

6934d54417 added an optional dependency
on karchive. This also means that it doesn't merely depend on Qt and a
small number of third-party libs anymore and needs to moved to tier 2.

REVIEW: 127015

CMakeLists.txt

@@ -2,22 +2,54 @@ cmake_minimum_required(VERSION 2.8.12)
 
 project(KImageFormats)
 
-find_package(ECM 0.0.10 REQUIRED NO_MODULE)
+include(FeatureSummary)
+find_package(ECM 5.23.0  NO_MODULE)
+set_package_properties(ECM PROPERTIES TYPE REQUIRED DESCRIPTION "Extra CMake Modules." URL "https://projects.kde.org/projects/kdesupport/extra-cmake-modules")
+feature_summary(WHAT REQUIRED_PACKAGES_NOT_FOUND FATAL_ON_MISSING_REQUIRED_PACKAGES)
 
-set(CMAKE_MODULE_PATH ${ECM_MODULE_PATH} ${ECM_KDE_MODULE_DIR} ${CMAKE_CURRENT_SOURCE_DIR}/cmake)
+
+set(CMAKE_MODULE_PATH ${ECM_MODULE_PATH} ${ECM_KDE_MODULE_DIR})
 
 include(KDEInstallDirs)
 include(KDEFrameworkCompilerSettings)
 include(KDECMakeSettings)
 
-include(FeatureSummary)
+
 include(CheckIncludeFiles)
 
-set(REQUIRED_QT_VERSION 5.2.0)
+set(REQUIRED_QT_VERSION 5.4.0)
 find_package(Qt5Gui ${REQUIRED_QT_VERSION} REQUIRED NO_MODULE)
 
+find_package(KF5Archive)
+set_package_properties(KF5Archive PROPERTIES
+    TYPE OPTIONAL
+    PURPOSE "Required for the QImage plugin for Krita and OpenRaster images"
+)
+
+# EPS support depends on the gs utility; non-UNIX systems are unlikely to have
+# this available in PATH
+set(BUILD_EPS_PLUGIN FALSE)
+if (UNIX)
+    find_package(Qt5PrintSupport ${REQUIRED_QT_VERSION} NO_MODULE)
+    set_package_properties(Qt5PrintSupport PROPERTIES
+        PURPOSE "Required for the QImage plugin for EPS images"
+        TYPE OPTIONAL
+    )
+    if (Qt5PrintSupport_FOUND)
+        set(BUILD_EPS_PLUGIN TRUE)
+    endif()
+endif()
+
+find_package(OpenEXR)
+set_package_properties(OpenEXR PROPERTIES
+    TYPE OPTIONAL
+    PURPOSE "Required for the QImage plugin for OpenEXR images"
+)
+
 add_subdirectory(src)
-add_subdirectory(autotests)
+if (BUILD_TESTING)
-add_subdirectory(tests)
+    add_subdirectory(autotests)
+    add_subdirectory(tests)
+endif()
 
 feature_summary(WHAT ALL FATAL_ON_MISSING_REQUIRED_PACKAGES)

README.md

@@ -1,6 +1,6 @@
 # KImageFormats
 
-Image format plugins for Qt
+Plugins to allow QImage to support extra file formats.
 
 ## Introduction
 
@@ -13,7 +13,6 @@ image formats.
 
 The following image formats have read-only support:
 
-- DirectDraw Surface (dds)
 - Gimp (xcf)
 - OpenEXR (exr)
 - Photoshop documents (psd)
@@ -22,7 +21,6 @@ The following image formats have read-only support:
 The following image formats have read and write support:
 
 - Encapsulated PostScript (eps)
-- JPEG-2000 (jp2)
 - Personal Computer Exchange (pcx)
 - SGI images (rgb, rgba, sgi, bw)
 - Softimage PIC (pic)
@@ -63,9 +61,3 @@ This framework is licensed under the
 The CMake code in this framework is licensed under the
 [BSD license](http://opensource.org/licenses/BSD-3-Clause).
 
-## Links
-
-- Home page: <https://projects.kde.org/projects/frameworks/kimageformats>
-- Mailing list: <https://mail.kde.org/mailman/listinfo/kde-frameworks-devel>
-- IRC channel: \#kde-devel on Freenode
-- Git repository: <https://projects.kde.org/projects/frameworks/kimageformats/repository>

autotests/CMakeLists.txt

@@ -1,30 +1,42 @@
 #find_package(Qt5Test ${REQUIRED_QT_VERSION} NO_MODULE)
 
 include(ECMMarkAsTest)
+include(CMakeParseArguments)
 
 add_definitions(-DPLUGIN_DIR="${CMAKE_CURRENT_BINARY_DIR}/../src")
 remove_definitions(-DQT_NO_CAST_FROM_ASCII)
 
 macro(kimageformats_read_tests)
-    add_executable(readtest readtest.cpp)
+    cmake_parse_arguments(KIF_RT "" "FUZZ" "" ${ARGN})
-    target_link_libraries(readtest Qt5::Gui)
+    set(_fuzzarg)
-    target_compile_definitions(readtest
+    if (KIF_RT_FUZZ)
-        PRIVATE IMAGEDIR="${CMAKE_CURRENT_SOURCE_DIR}/read")
+        set(_fuzzarg -f ${KIF_RT_FUZZ})
-    ecm_mark_as_test(readtest)
+    endif()
-    foreach(_testname ${ARGN})
+
+    if (NOT TARGET readtest)
+        add_executable(readtest readtest.cpp)
+        target_link_libraries(readtest Qt5::Gui)
+        target_compile_definitions(readtest
+            PRIVATE IMAGEDIR="${CMAKE_CURRENT_SOURCE_DIR}/read")
+        ecm_mark_as_test(readtest)
+    endif()
+
+    foreach(_testname ${KIF_RT_UNPARSED_ARGUMENTS})
         add_test(
             NAME kimageformats-read-${_testname}
-            COMMAND readtest ${_testname}
+            COMMAND readtest ${_fuzzarg} ${_testname}
         )
     endforeach(_testname)
 endmacro()
 
 macro(kimageformats_write_tests)
-    add_executable(writetest writetest.cpp)
+    if (NOT TARGET writetest)
-    target_link_libraries(writetest Qt5::Gui)
+        add_executable(writetest writetest.cpp)
-    target_compile_definitions(writetest
+        target_link_libraries(writetest Qt5::Gui)
-        PRIVATE IMAGEDIR="${CMAKE_CURRENT_SOURCE_DIR}/write")
+        target_compile_definitions(writetest
-    ecm_mark_as_test(writetest)
+            PRIVATE IMAGEDIR="${CMAKE_CURRENT_SOURCE_DIR}/write")
+        ecm_mark_as_test(writetest)
+    endif()
     foreach(_testname ${ARGN})
         string(REGEX MATCH "-lossless$" _is_lossless "${_testname}")
         unset(lossless_arg)
@@ -43,17 +55,24 @@ endmacro()
 # Loads each <format> image in read/<format>/, and compares the
 # result against the data read from the corresponding png file
 kimageformats_read_tests(
-    #eps # EPS read tests depend on the vagaries of GhostScript
-         # which we cannot even guarantee to find
-    jp2
     pcx
-    pic
     psd
     ras
     rgb
     tga
+)
+
+if (KF5Archive_FOUND)
+    kimageformats_read_tests(
+        kra
+        ora
+    )
+endif()
+
+# Allow some fuzziness when reading this formats, to allow for
+# rounding errors (eg: in alpha blending).
+kimageformats_read_tests(FUZZ 1
     xcf
-    xv
 )
 
 # Basic write tests
@@ -63,12 +82,30 @@ kimageformats_read_tests(
 # You can append -lossless to the format to indicate that
 # reading back the image data will result in an identical image.
 kimageformats_write_tests(
-    #eps # EPS writing depends on a choice of tools, and so needs
-         # a cleverer test
-    jp2
     pcx-lossless
     pic-lossless
     rgb-lossless
     tga # fixme: the alpha images appear not to be written properly
-    xv
 )
+
+# EPS read tests depend on the vagaries of GhostScript
+# which we cannot even guarantee to find, so disable them for now
+#if (BUILD_EPS_PLUGIN)
+#    kimageformats_read_tests(eps)
+#    kimageformats_write_tests(eps)
+#endif()
+if (OpenEXR_FOUND)
+    # FIXME: OpenEXR tests
+endif()
+
+find_package(Qt5Test ${REQUIRED_QT_VERSION} CONFIG QUIET)
+
+if(NOT Qt5Test_FOUND)
+    message(STATUS "Qt5Test not found, some autotests will not be built.")
+    return()
+endif()
+
+add_executable(pictest pictest.cpp)
+target_link_libraries(pictest Qt5::Gui Qt5::Test)
+ecm_mark_as_test(pictest)
+add_test(NAME kimageformats-pic COMMAND pictest)

autotests/pictest.cpp

@@ -0,0 +1,277 @@
+/*
+ * Copyright 2014  Alex Merry <alex.merry@kdemail.net>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) version 3, or any
+ * later version accepted by the membership of KDE e.V. (or its
+ * successor approved by the membership of KDE e.V.), which shall
+ * act as a proxy defined in Section 6 of version 3 of the license.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library.  If not, see
+ * <http://www.gnu.org/licenses/>.
+ */
+
+#include <stdio.h>
+
+#include <QBuffer>
+#include <QFile>
+#include <QFileInfo>
+#include <QImage>
+#include <QImageReader>
+#include <QImageWriter>
+#include <QTest>
+#include <QUuid>
+
+Q_DECLARE_METATYPE(QImage::Format)
+
+class PicTests : public QObject
+{
+    Q_OBJECT
+
+private:
+    void common_data()
+    {
+        QTest::addColumn<QString>("picfile");
+        QTest::addColumn<QString>("pngfile");
+        QTest::addColumn<QString>("comment");
+        // whether the pic file has/should have an alpha channel
+        QTest::addColumn<bool>("alpha");
+        // the format to convert the png file to before writing
+        // or comparing to the read image; this can be used to
+        // induce loss of data (eg: make the image monochrome)
+        QTest::addColumn<QImage::Format>("pngformat");
+        QTest::addColumn<bool>("compress");
+
+        QTest::newRow("4x4 no alpha RLE")
+            << QFINDTESTDATA("pic/4x4-simple-color.pic")
+            << QFINDTESTDATA("pic/4x4-simple-color.png")
+            << QString()
+            << false
+            << QImage::Format_RGB32
+            << true;
+
+        QTest::newRow("4x4 no alpha raw")
+            << QFINDTESTDATA("pic/4x4-simple-color-uncompressed.pic")
+            << QFINDTESTDATA("pic/4x4-simple-color.png")
+            << QString()
+            << false
+            << QImage::Format_RGB32
+            << false;
+
+        QTest::newRow("Short comment")
+            << QFINDTESTDATA("pic/short-comment.pic")
+            << QFINDTESTDATA("pic/4x4-simple-color.png")
+            << QStringLiteral("Test comment value")
+            << false
+            << QImage::Format_RGB32
+            << true;
+
+        QTest::newRow("Long comment")
+            << QFINDTESTDATA("pic/long-comment.pic")
+            << QFINDTESTDATA("pic/4x4-simple-color.png")
+            << QStringLiteral("Test comment value that goes right up to the end of the comment field and has no")
+            << false
+            << QImage::Format_RGB32
+            << true;
+
+        QTest::newRow("Long run-lengths")
+            << QFINDTESTDATA("pic/long-runs.pic")
+            << QFINDTESTDATA("pic/long-runs.png")
+            << QString()
+            << false
+            << QImage::Format_RGB32
+            << true;
+
+        QTest::newRow("4x4 with alpha RLE")
+            << QFINDTESTDATA("pic/4x4-alpha.pic")
+            << QFINDTESTDATA("pic/4x4-alpha.png")
+            << QString()
+            << true
+            << QImage::Format_ARGB32
+            << true;
+
+        QTest::newRow("4x4 with alpha raw")
+            << QFINDTESTDATA("pic/4x4-alpha-uncompressed.pic")
+            << QFINDTESTDATA("pic/4x4-alpha.png")
+            << QString()
+            << true
+            << QImage::Format_ARGB32
+            << false;
+    }
+
+private Q_SLOTS:
+    void initTestCase()
+    {
+        QCoreApplication::addLibraryPath(QStringLiteral(PLUGIN_DIR));
+    }
+
+    void testWrite_data()
+    {
+        common_data();
+
+        // NB: 4x4-simple-color only uses solid red, blue, green and white,
+        //     so there is no actual data loss in converting to RGB16.
+        //     This just tests that the pic plugin can deal with different
+        //     input formats.
+        QTest::newRow("altered format")
+            << QFINDTESTDATA("pic/4x4-simple-color.pic")
+            << QFINDTESTDATA("pic/4x4-simple-color.png")
+            << QString()
+            << false
+            << QImage::Format_RGB16
+            << true;
+    }
+
+    void testRead_data()
+    {
+        common_data();
+
+        // TODO: test reading files with unusual channel setups
+        //       (eg: one channel for each component)
+    }
+
+    void testWrite()
+    {
+        QFETCH(QString, picfile);
+        QFETCH(QString, pngfile);
+        QFETCH(QString, comment);
+        QFETCH(QImage::Format, pngformat);
+        QFETCH(bool, compress);
+
+        QImageReader pngReader(pngfile, "png");
+        QImage pngImage;
+        QVERIFY2(pngReader.read(&pngImage), qPrintable(pngReader.errorString()));
+        pngImage = pngImage.convertToFormat(pngformat);
+
+        QFile expFile(picfile);
+        QVERIFY2(expFile.open(QIODevice::ReadOnly), qPrintable(expFile.errorString()));
+        QByteArray expData = expFile.readAll();
+
+        QByteArray picData;
+        QBuffer buffer(&picData);
+        QImageWriter imgWriter(&buffer, "pic");
+        imgWriter.setText(QStringLiteral("Description"), comment);
+        imgWriter.setCompression(compress);
+        imgWriter.write(pngImage);
+
+        if (expData != picData) {
+            QString fileNameBase = QUuid::createUuid().toString()
+                .remove(QLatin1Char('{'))
+                .remove(QLatin1Char('}'));
+            QFile dumpFile(fileNameBase + QStringLiteral(".pic"));
+            QVERIFY2(dumpFile.open(QIODevice::WriteOnly), qPrintable(dumpFile.errorString()));
+            dumpFile.write(picData);
+            QString msg = QStringLiteral("Written data (")
+                        + dumpFile.fileName()
+                        + QStringLiteral(") differed from expected data (")
+                        + picfile
+                        + QLatin1Char(')');
+            QFAIL(qPrintable(msg));
+        }
+    }
+
+    void testRead()
+    {
+        QFETCH(QString, picfile);
+        QFETCH(QString, pngfile);
+        QFETCH(bool, alpha);
+        QFETCH(QImage::Format, pngformat);
+
+        QImageReader inputReader(picfile, "pic");
+        QImageReader expReader(pngfile, "png");
+
+        QImage inputImage;
+        QImage expImage;
+
+        QVERIFY2(expReader.read(&expImage), qPrintable(expReader.errorString()));
+        QVERIFY2(inputReader.read(&inputImage), qPrintable(inputReader.errorString()));
+
+        QCOMPARE(inputImage.width(), expImage.width());
+        QCOMPARE(inputImage.height(), expImage.height());
+        QCOMPARE(inputImage.hasAlphaChannel(), alpha);
+        QCOMPARE(inputImage.format(), alpha ? QImage::Format_ARGB32
+                                            : QImage::Format_RGB32);
+
+        expImage = expImage.convertToFormat(pngformat);
+        expImage = expImage.convertToFormat(alpha ? QImage::Format_ARGB32
+                                                  : QImage::Format_RGB32);
+        if (inputImage != expImage) {
+            QString fileNameBase = QUuid::createUuid().toString()
+                .remove(QLatin1Char('{'))
+                .remove(QLatin1Char('}'));
+            QFile picDumpFile(fileNameBase + QStringLiteral("-expected.data"));
+            QVERIFY2(picDumpFile.open(QIODevice::WriteOnly), qPrintable(picDumpFile.errorString()));
+            picDumpFile.write(reinterpret_cast<const char *>(inputImage.bits()),
+                              inputImage.byteCount());
+            QFile pngDumpFile(fileNameBase + QStringLiteral("-actual.data"));
+            QVERIFY2(pngDumpFile.open(QIODevice::WriteOnly), qPrintable(pngDumpFile.errorString()));
+            pngDumpFile.write(reinterpret_cast<const char *>(expImage.bits()),
+                              expImage.byteCount());
+            QString msg = QStringLiteral("Read image (")
+                        + picDumpFile.fileName()
+                        + QStringLiteral(") differed from expected image (")
+                        + pngDumpFile.fileName()
+                        + QLatin1Char(')');
+            QFAIL(qPrintable(msg));
+        }
+    }
+
+    void testPreReadComment_data()
+    {
+        testRead_data();
+    }
+
+    void testPreReadComment()
+    {
+        QFETCH(QString, picfile);
+        QFETCH(QString, comment);
+
+        QImageReader inputReader(picfile, "pic");
+
+        QCOMPARE(inputReader.text(QStringLiteral("Description")), comment);
+    }
+
+    void testPreReadSize_data()
+    {
+        testRead_data();
+    }
+
+    void testPreReadSize()
+    {
+        QFETCH(QString, picfile);
+        QFETCH(QString, pngfile);
+
+        QImageReader inputReader(picfile, "pic");
+        QImageReader expReader(pngfile, "png");
+
+        QCOMPARE(inputReader.size(), expReader.size());
+    }
+
+    void testPreReadImageFormat_data()
+    {
+        testRead_data();
+    }
+
+    void testPreReadImageFormat()
+    {
+        QFETCH(QString, picfile);
+        QFETCH(bool, alpha);
+
+        QImageReader inputReader(picfile, "pic");
+
+        QCOMPARE(inputReader.imageFormat(),
+                 alpha ? QImage::Format_ARGB32 : QImage::Format_RGB32);
+    }
+};
+
+QTEST_MAIN(PicTests)
+
+#include "pictest.moc"

autotests/read/xv/rgb.xv

@@ -1,6 +0,0 @@
-P7 332
-#XVVERSION:
-#IMGINFO:
-#END_OF_COMMENTS:
-32 32 255
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autotests/readtest.cpp

@@ -29,6 +29,49 @@
 #include <QImageReader>
 #include <QTextStream>
 
+#include "../tests/format-enum.h"
+
+static void writeImageData(const char *name, const QString &filename, const QImage &image)
+{
+    QFile file(filename);
+    if (file.open(QIODevice::WriteOnly)) {
+        qint64 written = file.write(reinterpret_cast<const char *>(image.bits()), image.byteCount());
+        if (written == image.byteCount()) {
+            QTextStream(stdout) << "       " << name
+                                << " written to " << filename << "\n";
+        } else {
+            QTextStream(stdout) << "       could not write " << name
+                                << " to " << filename << ":"
+                                << file.errorString() << "\n";
+        }
+    } else {
+        QTextStream(stdout) << "       could not open "
+                            << filename << ":"
+                            << file.errorString() << "\n";
+    }
+}
+
+// allow each byte to be different by up to 1, to allow for rounding errors
+static bool fuzzyeq(const QImage &im1, const QImage &im2, uchar fuzziness)
+{
+    const int height = im1.height();
+    const int width = im1.width();
+    for (int i = 0; i < height; ++i) {
+        const uchar *line1 = im1.scanLine(i);
+        const uchar *line2 = im2.scanLine(i);
+        for (int j = 0; j < width; ++j) {
+            if (line1[j] > line2[j]) {
+                if (line1[j] - line2[j] > fuzziness)
+                    return false;
+            } else {
+                if (line2[j] - line1[j] > fuzziness)
+                    return false;
+            }
+        }
+    }
+    return true;
+}
+
 int main(int argc, char ** argv)
 {
     QCoreApplication app(argc, argv);
@@ -41,6 +84,11 @@ int main(int argc, char ** argv)
     parser.addHelpOption();
     parser.addVersionOption();
     parser.addPositionalArgument(QStringLiteral("format"), QStringLiteral("format to test"));
+    QCommandLineOption fuzz(
+        QStringList() << QStringLiteral("f") << QStringLiteral("fuzz"),
+        QStringLiteral("Allow for some deviation in ARGB data."),
+        QStringLiteral("max"));
+    parser.addOption(fuzz);
 
     parser.process(app);
 
@@ -53,6 +101,17 @@ int main(int argc, char ** argv)
         parser.showHelp(1);
     }
 
+    uchar fuzziness = 0;
+    if (parser.isSet(fuzz)) {
+        bool ok;
+        uint fuzzarg = parser.value(fuzz).toUInt(&ok);
+        if (!ok || fuzzarg > 255) {
+            QTextStream(stderr) << "Error: max fuzz argument must be a number between 0 and 255\n";
+            parser.showHelp(1);
+        }
+        fuzziness = uchar(fuzzarg);
+    }
+
     QString suffix = args.at(0);
     QByteArray format = suffix.toLatin1();
 
@@ -70,7 +129,7 @@ int main(int argc, char ** argv)
     foreach (QFileInfo fi, imgdir.entryInfoList()) {
         int suffixPos = fi.filePath().count() - suffix.count();
         QString inputfile = fi.filePath();
-        QString expfile = fi.filePath().replace(suffixPos, suffix.count(), "png");
+        QString expfile = fi.filePath().replace(suffixPos, suffix.count(), QStringLiteral("png"));
         QString expfilename = QFileInfo(expfile).fileName();
 
         QImageReader inputReader(inputfile, format.constData());
@@ -95,14 +154,47 @@ int main(int argc, char ** argv)
             ++failed;
             continue;
         }
-        inputImage = inputImage.convertToFormat(expImage.format());
+        if (expImage.width() != inputImage.width()) {
-        if (expImage != inputImage) {
             QTextStream(stdout) << "FAIL : " << fi.fileName()
-                << ": differs from " << expfilename << "\n";
+                << ": width was " << inputImage.width()
+                << " but " << expfilename << " width was "
+                << expImage.width() << "\n";
+            ++failed;
+        } else if (expImage.height() != inputImage.height()) {
+            QTextStream(stdout) << "FAIL : " << fi.fileName()
+                << ": height was " << inputImage.height()
+                << " but " << expfilename << " height was "
+                << expImage.height() << "\n";
             ++failed;
         } else {
-            QTextStream(stdout) << "PASS : " << fi.fileName() << "\n";
+            if (inputImage.format() != QImage::Format_ARGB32) {
-            ++passed;
+                QTextStream(stdout) << "INFO : " << fi.fileName()
+                    << ": converting " << fi.fileName()
+                    << " from " << formatToString(inputImage.format())
+                    << " to ARGB32\n";
+                inputImage = inputImage.convertToFormat(QImage::Format_ARGB32);
+            }
+            if (expImage.format() != QImage::Format_ARGB32) {
+                QTextStream(stdout) << "INFO : " << fi.fileName()
+                    << ": converting " << expfilename
+                    << " from " << formatToString(expImage.format())
+                    << " to ARGB32\n";
+                expImage = expImage.convertToFormat(QImage::Format_ARGB32);
+            }
+            if (fuzzyeq(inputImage, expImage, fuzziness)) {
+                QTextStream(stdout) << "PASS : " << fi.fileName() << "\n";
+                ++passed;
+            } else {
+                QTextStream(stdout) << "FAIL : " << fi.fileName()
+                    << ": differs from " << expfilename << "\n";
+                writeImageData("expected data",
+                               fi.fileName() + QLatin1String("-expected.data"),
+                               expImage);
+                writeImageData("actual data",
+                               fi.fileName() + QLatin1String("-actual.data"),
+                               inputImage);
+                ++failed;
+            }
         }
     }
 

autotests/writetest.cpp

@@ -75,7 +75,7 @@ int main(int argc, char ** argv)
 
     foreach (QFileInfo fi, imgdir.entryInfoList()) {
         int suffixPos = fi.filePath().count() - suffix.count();
-        QString pngfile = fi.filePath().replace(suffixPos, suffix.count(), "png");
+        QString pngfile = fi.filePath().replace(suffixPos, suffix.count(), QStringLiteral("png"));
         QString pngfilename = QFileInfo(pngfile).fileName();
 
         QImageReader pngReader(pngfile, "png");

cmake/FindOpenEXR.cmake

@@ -1,144 +0,0 @@
-# Try to find the OpenEXR libraries
-#
-# This will define:
-#
-#   OpenEXR_FOUND        - True if OpenEXR is available
-#   OpenEXR_LIBRARIES    - Link to these to use OpenEXR
-#   OpenEXR_INCLUDE_DIRS - Include directory for OpenEXR
-#   OpenEXR_DEFINITIONS  - Compiler flags required to link against OpenEXR
-#   OpenEXR::IlmImf      - imported target to link against (instead of using the above variables)
-#
-
-
-# Copyright (c) 2006, Alexander Neundorf, <neundorf@kde.org>
-# Copyright (c) 2013-2014, Alex Merry, <alex.merry@kdemail.net>
-#
-# Redistribution and use in source and binary forms, with or without
-# modification, are permitted provided that the following conditions
-# are met:
-#
-# 1. Redistributions of source code must retain the copyright
-#    notice, this list of conditions and the following disclaimer.
-# 2. Redistributions in binary form must reproduce the copyright
-#    notice, this list of conditions and the following disclaimer in the
-#    documentation and/or other materials provided with the distribution.
-# 3. The name of the author may not be used to endorse or promote products
-#    derived from this software without specific prior written permission.
-#
-# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
-# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
-# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
-# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
-# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
-# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
-# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-
-if(${CMAKE_VERSION} VERSION_LESS 2.8.12)
-    message(FATAL_ERROR "CMake 2.8.12 is required by FindOpenEXR.cmake")
-endif()
-
-# use pkg-config to get the directories and then use these values
-# in the FIND_PATH() and FIND_LIBRARY() calls
-find_package(PkgConfig)
-pkg_check_modules(PC_OpenEXR QUIET OpenEXR)
-
-set(OpenEXR_DEFINITIONS ${PC_OpenEXR_CFLAGS_OTHER})
-
-find_path(OpenEXR_INCLUDE_DIR ImfRgbaFile.h
-   PATHS
-   ${PC_OpenEXR_INCLUDEDIR}
-   ${PC_OpenEXR_INCLUDE_DIRS}
-   PATH_SUFFIXES OpenEXR
-)
-
-# Required libraries for OpenEXR
-find_library(OpenEXR_HALF_LIBRARY NAMES Half
-   PATHS
-   ${PC_OpenEXR_LIBDIR}
-   ${PC_OpenEXR_LIBRARY_DIRS}
-)
-find_library(OpenEXR_IEX_LIBRARY NAMES Iex
-   PATHS
-   ${PC_OpenEXR_LIBDIR}
-   ${PC_OpenEXR_LIBRARY_DIRS}
-)
-find_library(OpenEXR_IMATH_LIBRARY NAMES Imath
-   PATHS
-   ${PC_OpenEXR_LIBDIR}
-   ${PC_OpenEXR_LIBRARY_DIRS}
-)
-find_library(OpenEXR_ILMTHREAD_LIBRARY NAMES IlmThread
-   PATHS
-   ${PC_OpenEXR_LIBDIR}
-   ${PC_OpenEXR_LIBRARY_DIRS}
-)
-# This is the actual OpenEXR library
-find_library(OpenEXR_ILMIMF_LIBRARY NAMES IlmImf
-   PATHS
-   ${PC_OpenEXR_LIBDIR}
-   ${PC_OpenEXR_LIBRARY_DIRS}
-)
-
-set(_OpenEXR_deps
-   ${OpenEXR_HALF_LIBRARY}
-   ${OpenEXR_IEX_LIBRARY}
-   ${OpenEXR_IMATH_LIBRARY}
-   ${OpenEXR_ILMTHREAD_LIBRARY})
-
-set(OpenEXR_LIBRARIES
-   ${_OpenEXR_deps}
-   ${OpenEXR_ILMIMF_LIBRARY})
-
-if (OpenEXR_INCLUDE_DIR AND EXISTS "${OpenEXR_INCLUDE_DIR}/OpenEXRConfig.h")
-    file(STRINGS "${OpenEXR_INCLUDE_DIR}/OpenEXRConfig.h" openexr_version_str
-         REGEX "^#define[\t ]+OPENEXR_VERSION_STRING[\t ]+\"[^\"]*\"")
-    string(REGEX REPLACE "^#define[\t ]+OPENEXR_VERSION_STRING[\t ]+\"([^\"]*).*"
-           "\\1" OpenEXR_VERSION_STRING "${openexr_version_str}")
-    unset(openexr_version_str)
-endif ()
-
-include(FindPackageHandleStandardArgs)
-# find_package_handle_standard_args reports the value of the first variable
-# on success, so make sure this is the actual OpenEXR library
-find_package_handle_standard_args(OpenEXR
-   FOUND_VAR OpenEXR_FOUND
-   REQUIRED_VARS
-      OpenEXR_ILMIMF_LIBRARY
-      OpenEXR_HALF_LIBRARY
-      OpenEXR_IEX_LIBRARY
-      OpenEXR_IMATH_LIBRARY
-      OpenEXR_ILMTHREAD_LIBRARY
-      OpenEXR_INCLUDE_DIR
-   VERSION_VAR OpenEXR_VERSION_STRING)
-
-set(OpenEXR_INCLUDE_DIRS ${OpenEXR_INCLUDE_DIR})
-
-include(FeatureSummary)
-set_package_properties(OpenEXR PROPERTIES
-   URL http://www.openexr.com/
-   DESCRIPTION "A library for handling OpenEXR high dynamic-range image files")
-
-mark_as_advanced(
-   OpenEXR_INCLUDE_DIR
-   OpenEXR_LIBRARIES
-   OpenEXR_DEFINITIONS
-   OpenEXR_ILMIMF_LIBRARY
-   OpenEXR_ILMTHREAD_LIBRARY
-   OpenEXR_IMATH_LIBRARY
-   OpenEXR_IEX_LIBRARY
-   OpenEXR_HALF_LIBRARY
-)
-
-if(OpenEXR_FOUND AND NOT TARGET OpenEXR::IlmImf)
-    add_library(OpenEXR::IlmImf UNKNOWN IMPORTED)
-    set_target_properties(OpenEXR::IlmImf PROPERTIES
-        IMPORTED_LOCATION "${OpenEXR_ILMIMF_LIBRARY}"
-        INTERFACE_COMPILE_OPTIONS "${OpenEXR_DEFINITIONS}"
-        INTERFACE_INCLUDE_DIRECTORIES "${OpenEXR_INCLUDE_DIR}"
-        INTERFACE_LINK_LIBRARIES "${_OpenEXR_deps}"
-    )
-endif()

kimageformats.yaml

@@ -1 +0,0 @@
-tier: 1

metainfo.yaml

@@ -0,0 +1,16 @@
+maintainer: alexmerry
+description: Image format plugins for Qt
+tier: 2
+type: functional
+platforms:
+    - name: Linux
+    - name: MacOSX
+    - name: Windows
+      note: No EPS support on Windows
+portingAid: false
+deprecated: false
+release: true
+
+public_lib: true
+group: Frameworks
+subgroup: Tier 2

src/imageformats/CMakeLists.txt

@@ -1,72 +1,36 @@
-# NB: the desktop files are installed for the benefit of KImageIO in KDE4Support.
+# NB: the desktop files are installed for the benefit of KImageIO in KDELibs4Support.
 
 ##################################
 
-add_library(kimg_dds MODULE dds.cpp)
+install(FILES dds-qt.desktop RENAME dds.desktop DESTINATION ${KDE_INSTALL_KSERVICES5DIR}/qimageioplugins/)
-target_link_libraries(kimg_dds Qt5::Gui)
-
-install(TARGETS kimg_dds  DESTINATION ${QT_PLUGIN_INSTALL_DIR}/imageformats/)
-install(FILES dds.desktop DESTINATION ${SERVICES_INSTALL_DIR}/qimageioplugins/)
 
 ##################################
 
-# EPS support depends on the gs utility; non-UNIX systems are unlikely to have
+if (BUILD_EPS_PLUGIN)
-# this available in PATH
-if (UNIX)
-    find_package(Qt5PrintSupport 5.2.0 NO_MODULE)
-    set_package_properties(Qt5PrintSupport PROPERTIES
-        PURPOSE "Required for the QImage plugin for EPS images"
-        TYPE OPTIONAL
-    )
-
     if (Qt5PrintSupport_FOUND)
         add_library(kimg_eps MODULE eps.cpp)
         target_link_libraries(kimg_eps  Qt5::Gui Qt5::PrintSupport)
 
-        install(TARGETS kimg_eps  DESTINATION ${QT_PLUGIN_INSTALL_DIR}/imageformats/)
+        install(TARGETS kimg_eps  DESTINATION ${KDE_INSTALL_QTPLUGINDIR}/imageformats/)
-        install(FILES eps.desktop DESTINATION ${SERVICES_INSTALL_DIR}/qimageioplugins/)
+        install(FILES eps.desktop DESTINATION ${KDE_INSTALL_KSERVICES5DIR}/qimageioplugins/)
     endif()
 endif()
 
 ##################################
 
-find_package(Jasper)
-set_package_properties(Jasper PROPERTIES
-    DESCRIPTION "A library for handling JPEG-2000 images"
-    PURPOSE "Required for the QImage plugin for JPEG-2000 images"
-    URL "http://www.ece.uvic.ca/~mdadams/jasper"
-    TYPE OPTIONAL
-)
 
-check_include_files(sys/types.h   HAVE_SYS_TYPES_H)
+# need this for Qt's version of the plugin
-check_include_files(stdint.h      HAVE_STDINT_H)
+install(FILES jp2.desktop DESTINATION ${KDE_INSTALL_KSERVICES5DIR}/qimageioplugins/)
-configure_file(config-jp2.h.cmake ${CMAKE_CURRENT_BINARY_DIR}/config-jp2.h)
-
-if(JASPER_FOUND)
-    add_library(kimg_jp2 MODULE jp2.cpp)
-    target_compile_options(kimg_jp2 PRIVATE ${JASPER_DEFINITIONS})
-    target_include_directories(kimg_jp2 PRIVATE ${JASPER_INCLUDE_DIR})
-    target_link_libraries(kimg_jp2  Qt5::Gui ${JASPER_LIBRARIES})
-
-    install(TARGETS kimg_jp2  DESTINATION ${QT_PLUGIN_INSTALL_DIR}/imageformats/)
-    install(FILES jp2.desktop DESTINATION ${SERVICES_INSTALL_DIR}/qimageioplugins/)
-endif()
 
 ##################################
 
-find_package(OpenEXR)
-set_package_properties(OpenEXR PROPERTIES
-    TYPE OPTIONAL
-    PURPOSE "Required for the QImage plugin for OpenEXR images"
-)
-
 if(OpenEXR_FOUND)
     add_library(kimg_exr MODULE exr.cpp)
     target_link_libraries(kimg_exr Qt5::Gui OpenEXR::IlmImf)
     kde_target_enable_exceptions(kimg_exr PRIVATE)
 
-    install(TARGETS kimg_exr  DESTINATION ${QT_PLUGIN_INSTALL_DIR}/imageformats/)
+    install(TARGETS kimg_exr  DESTINATION ${KDE_INSTALL_QTPLUGINDIR}/imageformats/)
-    install(FILES exr.desktop DESTINATION ${SERVICES_INSTALL_DIR}/qimageioplugins/)
+    install(FILES exr.desktop DESTINATION ${KDE_INSTALL_KSERVICES5DIR}/qimageioplugins/)
 endif()
 
 ##################################
@@ -74,62 +38,71 @@ endif()
 add_library(kimg_pcx MODULE pcx.cpp)
 target_link_libraries(kimg_pcx  Qt5::Gui)
 
-install(TARGETS kimg_pcx  DESTINATION ${QT_PLUGIN_INSTALL_DIR}/imageformats/)
+install(TARGETS kimg_pcx  DESTINATION ${KDE_INSTALL_QTPLUGINDIR}/imageformats/)
-install(FILES pcx.desktop DESTINATION ${SERVICES_INSTALL_DIR}/qimageioplugins/)
+install(FILES pcx.desktop DESTINATION ${KDE_INSTALL_KSERVICES5DIR}/qimageioplugins/)
 
 ##################################
 
-add_library(kimg_pic MODULE pic_read.cpp pic_write.cpp pic.cpp)
+add_library(kimg_pic MODULE pic.cpp)
 target_link_libraries(kimg_pic Qt5::Gui)
 
-install(TARGETS kimg_pic  DESTINATION ${QT_PLUGIN_INSTALL_DIR}/imageformats/)
+install(TARGETS kimg_pic  DESTINATION ${KDE_INSTALL_QTPLUGINDIR}/imageformats/)
-install(FILES pic.desktop DESTINATION ${SERVICES_INSTALL_DIR}/qimageioplugins/)
+install(FILES pic.desktop DESTINATION ${KDE_INSTALL_KSERVICES5DIR}/qimageioplugins/)
 
 ##################################
 
 add_library(kimg_psd MODULE psd.cpp)
 target_link_libraries(kimg_psd Qt5::Gui)
 
-install(TARGETS kimg_psd  DESTINATION ${QT_PLUGIN_INSTALL_DIR}/imageformats/)
+install(TARGETS kimg_psd  DESTINATION ${KDE_INSTALL_QTPLUGINDIR}/imageformats/)
-install(FILES psd.desktop DESTINATION ${SERVICES_INSTALL_DIR}/qimageioplugins/)
+install(FILES psd.desktop DESTINATION ${KDE_INSTALL_KSERVICES5DIR}/qimageioplugins/)
 
 ##################################
 
 add_library(kimg_ras MODULE ras.cpp)
 target_link_libraries(kimg_ras  Qt5::Gui)
 
-install(TARGETS kimg_ras  DESTINATION ${QT_PLUGIN_INSTALL_DIR}/imageformats/)
+install(TARGETS kimg_ras  DESTINATION ${KDE_INSTALL_QTPLUGINDIR}/imageformats/)
-install(FILES ras.desktop DESTINATION ${SERVICES_INSTALL_DIR}/qimageioplugins/)
+install(FILES ras.desktop DESTINATION ${KDE_INSTALL_KSERVICES5DIR}/qimageioplugins/)
 
 ##################################
 
 add_library(kimg_rgb MODULE rgb.cpp)
 target_link_libraries(kimg_rgb  Qt5::Gui)
 
-install(TARGETS kimg_rgb  DESTINATION ${QT_PLUGIN_INSTALL_DIR}/imageformats/)
+install(TARGETS kimg_rgb  DESTINATION ${KDE_INSTALL_QTPLUGINDIR}/imageformats/)
-install(FILES rgb.desktop DESTINATION ${SERVICES_INSTALL_DIR}/qimageioplugins/)
+install(FILES rgb.desktop DESTINATION ${KDE_INSTALL_KSERVICES5DIR}/qimageioplugins/)
 
 ##################################
 
 add_library(kimg_tga MODULE tga.cpp)
 target_link_libraries(kimg_tga  Qt5::Gui)
 
-install(TARGETS kimg_tga  DESTINATION ${QT_PLUGIN_INSTALL_DIR}/imageformats/)
+install(TARGETS kimg_tga  DESTINATION ${KDE_INSTALL_QTPLUGINDIR}/imageformats/)
-install(FILES tga.desktop DESTINATION ${SERVICES_INSTALL_DIR}/qimageioplugins/)
+install(FILES tga.desktop DESTINATION ${KDE_INSTALL_KSERVICES5DIR}/qimageioplugins/)
 
 ##################################
 
 add_library(kimg_xcf MODULE xcf.cpp)
 target_link_libraries(kimg_xcf Qt5::Gui)
 
-install(TARGETS kimg_xcf  DESTINATION ${QT_PLUGIN_INSTALL_DIR}/imageformats/)
+install(TARGETS kimg_xcf  DESTINATION ${KDE_INSTALL_QTPLUGINDIR}/imageformats/)
-install(FILES xcf.desktop DESTINATION ${SERVICES_INSTALL_DIR}/qimageioplugins/)
+install(FILES xcf.desktop DESTINATION ${KDE_INSTALL_KSERVICES5DIR}/qimageioplugins/)
 
 ##################################
 
-add_library(kimg_xview MODULE xview.cpp)
+if (KF5Archive_FOUND)
-target_link_libraries(kimg_xview Qt5::Gui)
 
-install(TARGETS kimg_xview  DESTINATION ${QT_PLUGIN_INSTALL_DIR}/imageformats/)
+    add_library(kimg_kra MODULE kra.cpp)
-install(FILES xv.desktop DESTINATION ${SERVICES_INSTALL_DIR}/qimageioplugins/)
+    target_link_libraries(kimg_kra Qt5::Gui KF5::Archive)
 
+    install(TARGETS kimg_kra  DESTINATION ${KDE_INSTALL_QTPLUGINDIR}/imageformats/)
+    install(FILES kra.desktop DESTINATION ${KDE_INSTALL_KSERVICES5DIR}/qimageioplugins/)
+
+    add_library(kimg_ora MODULE ora.cpp)
+    target_link_libraries(kimg_ora Qt5::Gui KF5::Archive)
+
+    install(TARGETS kimg_ora  DESTINATION ${KDE_INSTALL_QTPLUGINDIR}/imageformats/)
+    install(FILES ora.desktop DESTINATION ${KDE_INSTALL_KSERVICES5DIR}/qimageioplugins/)
+
+endif()

src/imageformats/config-jp2.h.cmake

@@ -1,2 +0,0 @@
-#cmakedefine01 HAVE_STDINT_H
-#cmakedefine01 HAVE_SYS_TYPES_H

src/imageformats/dds-qt.desktop

@@ -4,4 +4,4 @@ X-KDE-ServiceTypes=QImageIOPlugins
 X-KDE-ImageFormat=dds
 X-KDE-MimeType=image/x-dds
 X-KDE-Read=true
-X-KDE-Write=false
+X-KDE-Write=true

src/imageformats/dds.h

@@ -1,37 +0,0 @@
-/* This file is part of the KDE project
-   Copyright (C) 2003 Ignacio Castaño <castano@ludicon.com>
-
-   This program is free software; you can redistribute it and/or
-   modify it under the terms of the Lesser GNU General Public
-   License as published by the Free Software Foundation; either
-   version 2 of the License, or (at your option) any later version.
-*/
-
-#ifndef KIMG_DDS_H
-#define KIMG_DDS_H
-
-#include <QImageIOPlugin>
-
-class DDSHandler : public QImageIOHandler
-{
-public:
-    DDSHandler();
-
-    virtual bool canRead() const;
-    virtual bool read(QImage *image);
-
-    static bool canRead(QIODevice *device);
-};
-
-class DDSPlugin : public QImageIOPlugin
-{
-    Q_OBJECT
-    Q_PLUGIN_METADATA(IID "org.qt-project.Qt.QImageIOHandlerFactoryInterface" FILE "dds.json")
-
-public:
-    virtual Capabilities capabilities(QIODevice *device, const QByteArray &format) const;
-    virtual QImageIOHandler *create(QIODevice *device, const QByteArray &format = QByteArray()) const;
-};
-
-#endif // KIMG_DDS_H
-

src/imageformats/dds.json

@@ -1,4 +0,0 @@
-{
-    "Keys": [ "dds" ],
-    "MimeTypes": [ "image/x-dds" ]
-}

src/imageformats/eps.cpp

@@ -1,4 +1,4 @@
-/**
+/*
 * QImageIO Routines to read/write EPS images.
 * copyright (c) 1998 Dirk Schoenberger <dirk.schoenberger@freenet.de>
 * Copyright (c) 2013 Alex Merry <alex.merry@kdemail.net>
@@ -6,18 +6,22 @@
 *
 * This library is distributed under the conditions of the GNU LGPL.
 */
-#include "eps.h"
+#include "eps_p.h"
 
-#include <QDebug>
 #include <QImage>
 #include <QImageReader>
-#include <QLoggingCategory>
 #include <QPainter>
 #include <QPrinter>
 #include <QProcess>
 #include <QTemporaryFile>
 
+#if QT_VERSION >= QT_VERSION_CHECK(5, 4, 0)
+// logging category for this framework, default: log stuff >= warning
+Q_LOGGING_CATEGORY(EPSPLUGIN, "epsplugin", QtWarningMsg)
+#else
 Q_LOGGING_CATEGORY(EPSPLUGIN, "epsplugin")
+#endif
+
 //#define EPS_PERFORMANCE_DEBUG 1
 
 #define BBOX_BUFLEN 200

src/imageformats/eps.json

@@ -1,4 +1,4 @@
 {
     "Keys": [ "eps", "epsi", "epsf" ],
-    "MimeTypes": [ "image/x-eps" ]
+    "MimeTypes": [ "image/x-eps", "image/x-eps", "image/x-eps" ]
 }

src/imageformats/eps_p.h

@@ -1,4 +1,4 @@
-/**
+/*
 * QImageIO Routines to read/write EPS images.
 * copyright (c) 1998 Dirk Schoenberger <dirk.schoenberger@freenet.de>
 *
@@ -8,15 +8,16 @@
 #define KIMG_EPS_H
 
 #include <QImageIOPlugin>
+#include <QLoggingCategory>
 
 class EPSHandler : public QImageIOHandler
 {
 public:
     EPSHandler();
 
-    virtual bool canRead() const;
+    bool canRead() const Q_DECL_OVERRIDE;
-    virtual bool read(QImage *image);
+    bool read(QImage *image) Q_DECL_OVERRIDE;
-    virtual bool write(const QImage &image);
+    bool write(const QImage &image) Q_DECL_OVERRIDE;
 
     static bool canRead(QIODevice *device);
 };
@@ -27,9 +28,11 @@ class EPSPlugin : public QImageIOPlugin
     Q_PLUGIN_METADATA(IID "org.qt-project.Qt.QImageIOHandlerFactoryInterface" FILE "eps.json")
 
 public:
-    virtual Capabilities capabilities(QIODevice *device, const QByteArray &format) const;
+    Capabilities capabilities(QIODevice *device, const QByteArray &format) const Q_DECL_OVERRIDE;
-    virtual QImageIOHandler *create(QIODevice *device, const QByteArray &format = QByteArray()) const;
+    QImageIOHandler *create(QIODevice *device, const QByteArray &format = QByteArray()) const Q_DECL_OVERRIDE;
 };
 
+Q_DECLARE_LOGGING_CATEGORY(EPSPLUGIN)
+
 #endif // KIMG_EPS_H
 

src/imageformats/exr.cpp

@@ -1,5 +1,5 @@
 
-/**
+/*
 * KImageIO Routines to read (and perhaps in the future, write) images
 * in the high dynamic range EXR format.
 * Copyright (c) 2003, Brad Hards <bradh@frogmouth.net>
@@ -7,7 +7,7 @@
 * This library is distributed under the conditions of the GNU LGPL.
 */
 
-#include "exr.h"
+#include "exr_p.h"
 
 #include <ImfRgbaFile.h>
 #include <ImfStandardAttributes.h>
@@ -41,10 +41,10 @@ public:
     {
     }
 
-    virtual bool  read(char c[], int n);
+    bool  read(char c[], int n) Q_DECL_OVERRIDE;
-    virtual Imf::Int64 tellg();
+    Imf::Int64 tellg() Q_DECL_OVERRIDE;
-    virtual void seekg(Imf::Int64 pos);
+    void seekg(Imf::Int64 pos) Q_DECL_OVERRIDE;
-    virtual void clear();
+    void clear() Q_DECL_OVERRIDE;
 
 private:
     QIODevice *m_dev;

src/imageformats/exr_p.h

@@ -1,4 +1,4 @@
-/**
+/*
 * QImageIO Routines to read (and perhaps in the future, write) images
 * in the high definition EXR format.
 *
@@ -18,8 +18,8 @@ class EXRHandler : public QImageIOHandler
 public:
     EXRHandler();
 
-    virtual bool canRead() const;
+    bool canRead() const Q_DECL_OVERRIDE;
-    virtual bool read(QImage *outImage);
+    bool read(QImage *outImage) Q_DECL_OVERRIDE;
 
     static bool canRead(QIODevice *device);
 };
@@ -30,8 +30,8 @@ class EXRPlugin : public QImageIOPlugin
     Q_PLUGIN_METADATA(IID "org.qt-project.Qt.QImageIOHandlerFactoryInterface" FILE "exr.json")
 
 public:
-    virtual Capabilities capabilities(QIODevice *device, const QByteArray &format) const;
+    Capabilities capabilities(QIODevice *device, const QByteArray &format) const Q_DECL_OVERRIDE;
-    virtual QImageIOHandler *create(QIODevice *device, const QByteArray &format = QByteArray()) const;
+    QImageIOHandler *create(QIODevice *device, const QByteArray &format = QByteArray()) const Q_DECL_OVERRIDE;
 };
 
 #endif // KIMG_EXR_H

src/imageformats/hdr.cpp

@@ -8,7 +8,7 @@
    version 2 of the License, or (at your option) any later version.
 */
 
-#include "hdr.h"
+#include "hdr_p.h"
 
 #include <QImage>
 #include <QtCore/QDataStream>

src/imageformats/jp2.cpp

@@ -1,526 +0,0 @@
-/**
-* QImageIO Routines to read/write JPEG2000 images.
-* copyright (c) 2002 Michael Ritzert <michael@ritzert.de>
-*
-* This library is distributed under the conditions of the GNU LGPL.
-*/
-
-#include "jp2.h"
-
-#include <config-jp2.h>
-
-#if HAVE_SYS_TYPES_H
-#include <sys/types.h>
-#endif
-
-#if HAVE_STDINT_H
-#include <stdint.h>
-#endif
-
-#include <QImage>
-#include <QVariant>
-#include <QTextStream>
-
-// dirty, but avoids a warning because jasper.h includes jas_config.h.
-#undef PACKAGE
-#undef VERSION
-#include <jasper/jasper.h>
-
-// code taken in parts from JasPer's jiv.c
-
-#define DEFAULT_RATE 0.10
-#define MAXCMPTS 256
-
-/************************* JasPer QIODevice stream ***********************/
-
-//unfortunately this is declared as static in JasPer libraries
-static jas_stream_t *jas_stream_create()
-{
-    jas_stream_t *stream;
-
-    if (!(stream = (jas_stream_t *)jas_malloc(sizeof(jas_stream_t)))) {
-        return 0;
-    }
-    stream->openmode_ = 0;
-    stream->bufmode_ = 0;
-    stream->flags_ = 0;
-    stream->bufbase_ = 0;
-    stream->bufstart_ = 0;
-    stream->bufsize_ = 0;
-    stream->ptr_ = 0;
-    stream->cnt_ = 0;
-    stream->ops_ = 0;
-    stream->obj_ = 0;
-    stream->rwcnt_ = 0;
-    stream->rwlimit_ = -1;
-
-    return stream;
-}
-
-//unfortunately this is declared as static in JasPer libraries
-static void jas_stream_initbuf(jas_stream_t *stream, int bufmode, char *buf,
-                               int bufsize)
-{
-    /* If this function is being called, the buffer should not have been
-      initialized yet. */
-    assert(!stream->bufbase_);
-
-    if (bufmode != JAS_STREAM_UNBUF) {
-        /* The full- or line-buffered mode is being employed. */
-        if (!buf) {
-            /* The caller has not specified a buffer to employ, so allocate
-              one. */
-            if ((stream->bufbase_ = (unsigned char *)jas_malloc(JAS_STREAM_BUFSIZE +
-                                    JAS_STREAM_MAXPUTBACK))) {
-                stream->bufmode_ |= JAS_STREAM_FREEBUF;
-                stream->bufsize_ = JAS_STREAM_BUFSIZE;
-            } else {
-                /* The buffer allocation has failed.  Resort to unbuffered
-                  operation. */
-                stream->bufbase_ = stream->tinybuf_;
-                stream->bufsize_ = 1;
-            }
-        } else {
-            /* The caller has specified a buffer to employ. */
-            /* The buffer must be large enough to accommodate maximum
-              putback. */
-            assert(bufsize > JAS_STREAM_MAXPUTBACK);
-            stream->bufbase_ = JAS_CAST(uchar *, buf);
-            stream->bufsize_ = bufsize - JAS_STREAM_MAXPUTBACK;
-        }
-    } else {
-        /* The unbuffered mode is being employed. */
-        /* A buffer should not have been supplied by the caller. */
-        assert(!buf);
-        /* Use a trivial one-character buffer. */
-        stream->bufbase_ = stream->tinybuf_;
-        stream->bufsize_ = 1;
-    }
-    stream->bufstart_ = &stream->bufbase_[JAS_STREAM_MAXPUTBACK];
-    stream->ptr_ = stream->bufstart_;
-    stream->cnt_ = 0;
-    stream->bufmode_ |= bufmode & JAS_STREAM_BUFMODEMASK;
-}
-
-static int qiodevice_read(jas_stream_obj_t *obj, char *buf, int cnt)
-{
-    QIODevice *io = (QIODevice *) obj;
-    return io->read(buf, cnt);
-}
-
-static int qiodevice_write(jas_stream_obj_t *obj, char *buf, int cnt)
-{
-    QIODevice *io = (QIODevice *) obj;
-    return io->write(buf, cnt);
-}
-
-static long qiodevice_seek(jas_stream_obj_t *obj, long offset, int origin)
-{
-    QIODevice *io = (QIODevice *) obj;
-    long newpos;
-
-    switch (origin) {
-    case SEEK_SET:
-        newpos = offset;
-        break;
-    case SEEK_END:
-        newpos = io->size() - offset;
-        break;
-    case SEEK_CUR:
-        newpos = io->pos() + offset;
-        break;
-    default:
-        return -1;
-    }
-    if (newpos < 0) {
-        return -1;
-    }
-    if (io->seek(newpos)) {
-        return newpos;
-    } else {
-        return -1;
-    }
-}
-
-static int qiodevice_close(jas_stream_obj_t *)
-{
-    return 0;
-}
-
-static jas_stream_ops_t jas_stream_qiodeviceops = {
-    qiodevice_read,
-    qiodevice_write,
-    qiodevice_seek,
-    qiodevice_close
-};
-
-static jas_stream_t *jas_stream_qiodevice(QIODevice *iodevice)
-{
-    jas_stream_t *stream;
-
-    if (!iodevice) {
-        return 0;
-    }
-    if (!(stream = jas_stream_create())) {
-        return 0;
-    }
-
-    /* A stream associated with a memory buffer is always opened
-    for both reading and writing in binary mode. */
-    stream->openmode_ = JAS_STREAM_READ | JAS_STREAM_WRITE | JAS_STREAM_BINARY;
-
-    jas_stream_initbuf(stream, JAS_STREAM_FULLBUF, 0, 0);
-
-    /* Select the operations for a memory stream. */
-    stream->obj_ = (void *)iodevice;
-    stream->ops_ = &jas_stream_qiodeviceops;
-
-    return stream;
-}
-
-/************************ End of JasPer QIODevice stream ****************/
-
-typedef struct {
-    jas_image_t *image;
-
-    int cmptlut[MAXCMPTS];
-
-    jas_image_t *altimage;
-} gs_t;
-
-static jas_image_t *
-read_image(QIODevice *io)
-{
-    jas_stream_t *in = 0;
-
-    in = jas_stream_qiodevice(io);
-
-    if (!in) {
-        return 0;
-    }
-
-    jas_image_t *image = jas_image_decode(in, -1, 0);
-    jas_stream_close(in);
-
-    // image may be 0, but that's Ok
-    return image;
-} // read_image
-
-static bool
-convert_colorspace(gs_t &gs)
-{
-    jas_cmprof_t *outprof = jas_cmprof_createfromclrspc(JAS_CLRSPC_SRGB);
-    if (!outprof) {
-        return false;
-    }
-
-    gs.altimage = jas_image_chclrspc(gs.image, outprof,
-                                     JAS_CMXFORM_INTENT_PER);
-    if (!gs.altimage) {
-        return false;
-    }
-
-    return true;
-} // convert_colorspace
-
-static bool
-render_view(gs_t &gs, QImage *outImage)
-{
-    if (!gs.altimage) {
-        return false;
-    }
-    QImage qti;
-    if ((gs.cmptlut[0] = jas_image_getcmptbytype(gs.altimage,
-                         JAS_IMAGE_CT_COLOR(JAS_CLRSPC_CHANIND_RGB_R))) < 0 ||
-            (gs.cmptlut[1] = jas_image_getcmptbytype(gs.altimage,
-                             JAS_IMAGE_CT_COLOR(JAS_CLRSPC_CHANIND_RGB_G))) < 0 ||
-            (gs.cmptlut[2] = jas_image_getcmptbytype(gs.altimage,
-                             JAS_IMAGE_CT_COLOR(JAS_CLRSPC_CHANIND_RGB_B))) < 0) {
-        return false;
-    } // if
-
-    const int *cmptlut = gs.cmptlut;
-    int v[3];
-
-    // check that all components have the same size.
-    const int width = jas_image_cmptwidth(gs.altimage, cmptlut[0]);
-    const int height = jas_image_cmptheight(gs.altimage, cmptlut[0]);
-    for (int i = 1; i < 3; ++i) {
-        if (jas_image_cmptwidth(gs.altimage, cmptlut[i]) != width ||
-                jas_image_cmptheight(gs.altimage, cmptlut[i]) != height) {
-            return false;
-        }
-    } // for
-
-    jas_matrix_t *cmptmatrix[3];
-    jas_seqent_t *buf[3];
-    int prec[3];
-
-    for (int k = 0; k < 3; ++k) {
-        prec[k] = jas_image_cmptprec(gs.altimage, cmptlut[k]);
-        if (!(cmptmatrix[k] = jas_matrix_create(1, width))) {
-            return false;
-        }
-    }
-
-    qti = QImage(jas_image_width(gs.altimage), jas_image_height(gs.altimage),
-                 QImage::Format_RGB32);
-    if (qti.isNull()) {
-        return false;
-    }
-    uint32_t *data = (uint32_t *)qti.bits();
-
-    for (int y = 0; y < height; ++y) {
-        for (int k = 0; k < 3; ++k) {
-            if (jas_image_readcmpt(gs.altimage, cmptlut[k], 0, y, width, 1, cmptmatrix[k])) {
-                return false;
-            }
-            buf[k] = jas_matrix_getref(cmptmatrix[k], 0, 0);
-        }
-        for (int x = 0; x < width; ++x) {
-            for (int k = 0; k < 3; ++k) {
-                v[k] = *buf[k];
-                // if the precision of the component is too small, increase
-                // it to use the complete value range.
-                v[k] <<= 8 - prec[k];
-
-                if (v[k] < 0) {
-                    v[k] = 0;
-                } else if (v[k] > 255) {
-                    v[k] = 255;
-                }
-                ++buf[k];
-            } // for k
-
-            *data++ = qRgb(v[0], v[1], v[2]);
-        } // for x
-    } // for y
-
-    for (int k = 0; k < 3; ++k) {
-        if (cmptmatrix[k]) {
-            jas_matrix_destroy(cmptmatrix[k]);
-        }
-    }
-
-    *outImage = qti;
-    return true;
-} // render_view
-
-static jas_image_t *
-create_image(const QImage &qi)
-{
-    // prepare the component parameters
-    jas_image_cmptparm_t *cmptparms = new jas_image_cmptparm_t[ 3 ];
-
-    for (int i = 0; i < 3; ++i) {
-        // x and y offset
-        cmptparms[i].tlx = 0;
-        cmptparms[i].tly = 0;
-
-        // the resulting image will be hstep*width x vstep*height !
-        cmptparms[i].hstep = 1;
-        cmptparms[i].vstep = 1;
-        cmptparms[i].width = qi.width();
-        cmptparms[i].height = qi.height();
-
-        // we write everything as 24bit truecolor ATM
-        cmptparms[i].prec = 8;
-        cmptparms[i].sgnd = false;
-    }
-
-    jas_image_t *ji = jas_image_create(3 /* number components */, cmptparms, JAS_CLRSPC_UNKNOWN);
-    delete[] cmptparms;
-
-    // returning 0 is ok
-    return ji;
-} // create_image
-
-static bool
-write_components(jas_image_t *ji, const QImage &qi)
-{
-    const unsigned height = qi.height();
-    const unsigned width = qi.width();
-
-    jas_matrix_t *m = jas_matrix_create(height, width);
-    if (!m) {
-        return false;
-    }
-
-    jas_image_setclrspc(ji, JAS_CLRSPC_SRGB);
-
-    jas_image_setcmpttype(ji, 0, JAS_IMAGE_CT_RGB_R);
-    for (uint y = 0; y < height; ++y)
-        for (uint x = 0; x < width; ++x) {
-            jas_matrix_set(m, y, x, qRed(qi.pixel(x, y)));
-        }
-    jas_image_writecmpt(ji, 0, 0, 0, width, height, m);
-
-    jas_image_setcmpttype(ji, 1, JAS_IMAGE_CT_RGB_G);
-    for (uint y = 0; y < height; ++y)
-        for (uint x = 0; x < width; ++x) {
-            jas_matrix_set(m, y, x, qGreen(qi.pixel(x, y)));
-        }
-    jas_image_writecmpt(ji, 1, 0, 0, width, height, m);
-
-    jas_image_setcmpttype(ji, 2, JAS_IMAGE_CT_RGB_B);
-    for (uint y = 0; y < height; ++y)
-        for (uint x = 0; x < width; ++x) {
-            jas_matrix_set(m, y, x, qBlue(qi.pixel(x, y)));
-        }
-    jas_image_writecmpt(ji, 2, 0, 0, width, height, m);
-    jas_matrix_destroy(m);
-
-    return true;
-} // write_components
-
-static bool
-write_image(const QImage &image, QIODevice *io, int quality)
-{
-    jas_stream_t *stream = 0;
-    stream = jas_stream_qiodevice(io);
-
-    // by here, a jas_stream_t is open
-    if (!stream) {
-        return false;
-    }
-
-    jas_image_t *ji = create_image(image);
-    if (!ji) {
-        jas_stream_close(stream);
-        return false;
-    } // if
-
-    if (!write_components(ji, image)) {
-        jas_stream_close(stream);
-        jas_image_destroy(ji);
-        return false;
-    } // if
-
-    // optstr:
-    // - rate=#B => the resulting file size is about # bytes
-    // - rate=0.0 .. 1.0 => the resulting file size is about the factor times
-    //                      the uncompressed size
-    // use sprintf for locale-aware string
-    char rateBuffer[16];
-    sprintf(rateBuffer, "rate=%.2g\n", (quality < 0) ? DEFAULT_RATE : quality / 100.0);
-    int i = jp2_encode(ji, stream, rateBuffer);
-
-    jas_image_destroy(ji);
-    jas_stream_close(stream);
-
-    if (i != 0) {
-        return false;
-    }
-
-    return true;
-}
-
-JP2Handler::JP2Handler()
-{
-    quality = 75;
-    jas_init();
-}
-
-JP2Handler::~JP2Handler()
-{
-    jas_cleanup();
-}
-
-bool JP2Handler::canRead() const
-{
-    if (canRead(device())) {
-        setFormat("jp2");
-        return true;
-    }
-    return false;
-}
-
-bool JP2Handler::canRead(QIODevice *device)
-{
-    if (!device) {
-        return false;
-    }
-    return device->peek(6) == QByteArray("\x00\x00\x00\x0C\x6A\x50", 6);
-}
-
-bool JP2Handler::read(QImage *image)
-{
-    if (!canRead()) {
-        return false;
-    }
-
-    gs_t gs;
-    if (!(gs.image = read_image(device()))) {
-        return false;
-    }
-
-    if (!convert_colorspace(gs)) {
-        return false;
-    }
-
-    render_view(gs, image);
-
-    if (gs.image) {
-        jas_image_destroy(gs.image);
-    }
-    if (gs.altimage) {
-        jas_image_destroy(gs.altimage);
-    }
-    return true;
-
-}
-
-bool JP2Handler::write(const QImage &image)
-{
-    return write_image(image, device(), quality);
-}
-
-bool JP2Handler::supportsOption(ImageOption option) const
-{
-    return option == Quality;
-}
-
-QVariant JP2Handler::option(ImageOption option) const
-{
-    if (option == Quality) {
-        return quality;
-    }
-    return QVariant();
-}
-
-void JP2Handler::setOption(ImageOption option, const QVariant &value)
-{
-    if (option == Quality) {
-        quality = qBound(-1, value.toInt(), 100);
-    }
-}
-
-QImageIOPlugin::Capabilities JP2Plugin::capabilities(QIODevice *device, const QByteArray &format) const
-{
-    if (format == "jp2") {
-        return Capabilities(CanRead | CanWrite);
-    }
-    if (!format.isEmpty()) {
-        return 0;
-    }
-    if (!device->isOpen()) {
-        return 0;
-    }
-
-    Capabilities cap;
-    if (device->isReadable() && JP2Handler::canRead(device)) {
-        cap |= CanRead;
-    }
-    if (device->isWritable()) {
-        cap |= CanWrite;
-    }
-    return cap;
-}
-
-QImageIOHandler *JP2Plugin::create(QIODevice *device, const QByteArray &format) const
-{
-    QImageIOHandler *handler = new JP2Handler;
-    handler->setDevice(device);
-    handler->setFormat(format);
-    return handler;
-}

src/imageformats/jp2.h

@@ -1,42 +0,0 @@
-/**
-* QImageIO Routines to read/write JPEG2000 images.
-* copyright (c) 2002 Michael Ritzert <michael@ritzert.de>
-*
-* This library is distributed under the conditions of the GNU LGPL.
-*/
-#ifndef KIMG_JP2_H
-#define KIMG_JP2_H
-
-#include <QImageIOPlugin>
-
-class JP2Handler : public QImageIOHandler
-{
-public:
-    JP2Handler();
-    virtual ~JP2Handler();
-
-    virtual bool canRead() const;
-    virtual bool read(QImage *image);
-    virtual bool write(const QImage &image);
-
-    virtual bool supportsOption(ImageOption option) const;
-    virtual QVariant option(ImageOption option) const;
-    virtual void setOption(ImageOption option, const QVariant &value);
-
-    static bool canRead(QIODevice *device);
-
-private:
-    int quality;
-};
-
-class JP2Plugin : public QImageIOPlugin
-{
-    Q_OBJECT
-    Q_PLUGIN_METADATA(IID "org.qt-project.Qt.QImageIOHandlerFactoryInterface" FILE "jp2.json")
-
-public:
-    virtual Capabilities capabilities(QIODevice *device, const QByteArray &format) const;
-    virtual QImageIOHandler *create(QIODevice *device, const QByteArray &format = QByteArray()) const;
-};
-
-#endif // KIMG_JP2_H

src/imageformats/jp2.json

@@ -1,4 +0,0 @@
-{
-    "Keys": [ "jp2" ],
-    "MimeTypes": [ "image/jp2" ]
-}

src/imageformats/kra.cpp

@@ -0,0 +1,88 @@
+/* This file is part of the KDE project
+   Copyright (C) 2013 Boudewijn Rempt <boud@valdyas.org>
+
+   This program is free software; you can redistribute it and/or
+   modify it under the terms of the Lesser GNU General Public
+   License as published by the Free Software Foundation; either
+   version 2 of the License, or (at your option) any later version.
+
+   This code is based on Thacher Ulrich PSD loading code released
+   on public domain. See: http://tulrich.com/geekstuff/
+*/
+
+#include "kra.h"
+
+#include <kzip.h>
+
+#include <QImage>
+#include <QIODevice>
+#include <QFile>
+
+KraHandler::KraHandler()
+{
+}
+
+bool KraHandler::canRead() const
+{
+    if (canRead(device())) {
+        setFormat("kra");
+        return true;
+    }
+    return false;
+}
+
+bool KraHandler::read(QImage *image)
+{
+    KZip zip(device());
+    if (!zip.open(QIODevice::ReadOnly)) return false;
+
+    const KArchiveEntry *entry = zip.directory()->entry(QLatin1String("mergedimage.png"));
+    if (!entry || !entry->isFile()) return false;
+
+    const KZipFileEntry* fileZipEntry = static_cast<const KZipFileEntry*>(entry);
+
+    image->loadFromData(fileZipEntry->data(), "PNG");
+
+    return true;
+}
+
+bool KraHandler::canRead(QIODevice *device)
+{
+    if (!device) {
+        qWarning("KraHandler::canRead() called with no device");
+        return false;
+    }
+
+    char buff[57];
+    if (device->peek(buff, sizeof(buff)) == sizeof(buff))
+        return qstrcmp(buff + 0x26, "application/x-krita") == 0;
+
+    return false;
+}
+
+QImageIOPlugin::Capabilities KraPlugin::capabilities(QIODevice *device, const QByteArray &format) const
+{
+    if (format == "kra" || format == "KRA") {
+        return Capabilities(CanRead);
+    }
+    if (!format.isEmpty()) {
+        return 0;
+    }
+    if (!device->isOpen()) {
+        return 0;
+    }
+
+    Capabilities cap;
+    if (device->isReadable() && KraHandler::canRead(device)) {
+        cap |= CanRead;
+    }
+    return cap;
+}
+
+QImageIOHandler *KraPlugin::create(QIODevice *device, const QByteArray &format) const
+{
+    QImageIOHandler *handler = new KraHandler;
+    handler->setDevice(device);
+    handler->setFormat(format);
+    return handler;
+}

src/imageformats/kra.desktop

@@ -0,0 +1,7 @@
+[Desktop Entry]
+Type=Service
+X-KDE-ServiceTypes=QImageIOPlugins
+X-KDE-ImageFormat=kra
+X-KDE-MimeType=application/x-krita
+X-KDE-Read=true
+X-KDE-Write=false

src/imageformats/kra.h

@@ -0,0 +1,39 @@
+/* This file is part of the KDE project
+   Copyright (c) 2013 Boudewijn Rempt <boud@valdyas.org>
+
+   This program is free software; you can redistribute it and/or
+   modify it under the terms of the Lesser GNU General Public
+   License as published by the Free Software Foundation; either
+   version 2 of the License, or (at your option) any later version.
+*/
+
+#ifndef KIMG_KRA_H
+#define KIMG_KRA_H
+
+#include <QImageIOPlugin>
+
+class KraHandler : public QImageIOHandler
+{
+public:
+    KraHandler();
+
+    bool canRead() const Q_DECL_OVERRIDE;
+    bool read(QImage *image)  Q_DECL_OVERRIDE;
+
+    static bool canRead(QIODevice *device);
+};
+
+class KraPlugin : public QImageIOPlugin
+{
+    Q_OBJECT
+    Q_PLUGIN_METADATA(IID "org.qt-project.Qt.QImageIOHandlerFactoryInterface" FILE "kra.json")
+
+public:
+    Capabilities capabilities(QIODevice *device, const QByteArray &format) const;
+    QImageIOHandler *create(QIODevice *device, const QByteArray &format = QByteArray()) const;
+};
+
+
+
+#endif
+

src/imageformats/kra.json

@@ -0,0 +1,5 @@
+{
+    "Keys": [ "kra" ],
+    "MimeTypes": [ "application/x-krita", "application/x-krita" ]
+}
+

src/imageformats/ora.cpp

@@ -0,0 +1,87 @@
+/* This file is part of the KDE project
+   Copyright (C) 2013 Boudewijn Rempt <boud@valdyas.org>
+
+   This program is free software; you can redistribute it and/or
+   modify it under the terms of the Lesser GNU General Public
+   License as published by the Free Software Foundation; either
+   version 2 of the License, or (at your option) any later version.
+
+   This code is based on Thacher Ulrich PSD loading code released
+   on public domain. See: http://tulrich.com/geekstuff/
+*/
+
+#include "ora.h"
+
+#include <QImage>
+#include <QScopedPointer>
+
+#include <kzip.h>
+
+OraHandler::OraHandler()
+{
+}
+
+bool OraHandler::canRead() const
+{
+    if (canRead(device())) {
+        setFormat("ora");
+        return true;
+    }
+    return false;
+}
+
+bool OraHandler::read(QImage *image)
+{
+    KZip zip(device());
+    if (!zip.open(QIODevice::ReadOnly)) return false;
+
+    const KArchiveEntry *entry = zip.directory()->entry(QLatin1String("mergedimage.png"));
+    if (!entry || !entry->isFile()) return false;
+
+    const KZipFileEntry* fileZipEntry = static_cast<const KZipFileEntry*>(entry);
+
+    image->loadFromData(fileZipEntry->data(), "PNG");
+
+    return true;
+}
+
+bool OraHandler::canRead(QIODevice *device)
+{
+    if (!device) {
+        qWarning("OraHandler::canRead() called with no device");
+        return false;
+    }
+
+    char buff[54];
+    if (device->peek(buff, sizeof(buff)) == sizeof(buff))
+        return qstrcmp(buff + 0x26, "image/openraster") == 0;
+
+    return false;
+}
+
+QImageIOPlugin::Capabilities OraPlugin::capabilities(QIODevice *device, const QByteArray &format) const
+{
+    if (format == "ora" || format == "ORA") {
+        return Capabilities(CanRead);
+    }
+    if (!format.isEmpty()) {
+        return 0;
+    }
+    if (!device->isOpen()) {
+        return 0;
+    }
+
+    Capabilities cap;
+    if (device->isReadable() && OraHandler::canRead(device)) {
+        cap |= CanRead;
+    }
+    return cap;
+}
+
+QImageIOHandler *OraPlugin::create(QIODevice *device, const QByteArray &format) const
+{
+    QImageIOHandler *handler = new OraHandler;
+    handler->setDevice(device);
+    handler->setFormat(format);
+    return handler;
+}

src/imageformats/ora.desktop

@@ -1,7 +1,7 @@
 [Desktop Entry]
 Type=Service
 X-KDE-ServiceTypes=QImageIOPlugins
-X-KDE-ImageFormat=xv
+X-KDE-ImageFormat=ora
-X-KDE-MimeType=
+X-KDE-MimeType=image/openraster
 X-KDE-Read=true
-X-KDE-Write=true
+X-KDE-Write=false

src/imageformats/ora.h

@@ -0,0 +1,38 @@
+/* This file is part of the KDE project
+   Copyright (c) 2013 Boudewijn Rempt <boud@valdyas.org>
+
+   This program is free software; you can redistribute it and/or
+   modify it under the terms of the Lesser GNU General Public
+   License as published by the Free Software Foundation; either
+   version 2 of the License, or (at your option) any later version.
+*/
+
+#ifndef KIMG_ORA_H
+#define KIMG_ORA_H
+
+#include <QImageIOPlugin>
+
+class OraHandler : public QImageIOHandler
+{
+public:
+    OraHandler();
+
+    bool canRead() const Q_DECL_OVERRIDE;
+    bool read(QImage *image)  Q_DECL_OVERRIDE;
+
+    static bool canRead(QIODevice *device);
+};
+
+
+class OraPlugin : public QImageIOPlugin
+{
+    Q_OBJECT
+    Q_PLUGIN_METADATA(IID "org.qt-project.Qt.QImageIOHandlerFactoryInterface" FILE "ora.json")
+public:
+    Capabilities capabilities(QIODevice *device, const QByteArray &format) const Q_DECL_OVERRIDE;
+    QImageIOHandler *create(QIODevice *device, const QByteArray &format = QByteArray()) const Q_DECL_OVERRIDE;
+};
+
+
+#endif
+

src/imageformats/ora.json

@@ -0,0 +1,5 @@
+{
+    "Keys": [ "ora" ],
+    "MimeTypes": [ "image/openraster", "image/openraster" ]
+}
+

src/imageformats/pcx.cpp

@@ -7,7 +7,7 @@
    version 2 of the License, or (at your option) any later version.
 */
 
-#include "pcx.h"
+#include "pcx_p.h"
 
 #include <QColor>
 #include <QDataStream>

src/imageformats/pcx_p.h

@@ -17,9 +17,9 @@ class PCXHandler : public QImageIOHandler
 public:
     PCXHandler();
 
-    virtual bool canRead() const;
+    bool canRead() const Q_DECL_OVERRIDE;
-    virtual bool read(QImage *image);
+    bool read(QImage *image) Q_DECL_OVERRIDE;
-    virtual bool write(const QImage &image);
+    bool write(const QImage &image) Q_DECL_OVERRIDE;
 
     static bool canRead(QIODevice *device);
 };
@@ -30,8 +30,8 @@ class PCXPlugin : public QImageIOPlugin
     Q_PLUGIN_METADATA(IID "org.qt-project.Qt.QImageIOHandlerFactoryInterface" FILE "pcx.json")
 
 public:
-    virtual Capabilities capabilities(QIODevice *device, const QByteArray &format) const;
+    Capabilities capabilities(QIODevice *device, const QByteArray &format) const Q_DECL_OVERRIDE;
-    virtual QImageIOHandler *create(QIODevice *device, const QByteArray &format = QByteArray()) const;
+    QImageIOHandler *create(QIODevice *device, const QByteArray &format = QByteArray()) const Q_DECL_OVERRIDE;
 };
 
 #endif // KIMG_PCX_H

src/imageformats/pic.cpp

@@ -1,6 +1,9 @@
-/**
+/*
- * PIC_RW - Qt PIC Support
+ * Softimage PIC support for QImage.
- * Copyright (C) 2007 Ruben Lopez <r.lopez@bren.es>
+ *
+ * Copyright 1998 Halfdan Ingvarsson
+ * Copyright 2007 Ruben Lopez <r.lopez@bren.es>
+ * Copyright 2014 Alex Merry <alex.merry@kde.org>
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
@@ -18,12 +21,207 @@
  * ----------------------------------------------------------------------------
  */
 
-#include "pic.h"
+/* This code is based on the GIMP-PIC plugin by Halfdan Ingvarsson,
-#include "pic_rw.h"
+ * and relicensed from GPL to LGPL to accommodate the KDE licensing policy
+ * with his permission.
+ */
 
-#include <QVariant>
+#include "pic_p.h"
+
+#include "rle_p.h"
+
+#include <QDataStream>
+#include <QDebug>
 #include <QImage>
-#include <iostream>
+#include <QVariant>
+#include <qendian.h>
+#include <algorithm>
+#include <functional>
+
+/**
+ * Reads a PIC file header from a data stream.
+ *
+ * @param s         The data stream to read from.
+ * @param channels  Where the read header will be stored.
+ * @returns  @p s
+ *
+ * @relates PicHeader
+ */
+static QDataStream &operator>> (QDataStream &s, PicHeader &header)
+{
+    s.setFloatingPointPrecision(QDataStream::SinglePrecision);
+    s >> header.magic;
+    s >> header.version;
+
+    // the comment should be truncated to the first null byte
+    char comment[81] = {};
+    s.readRawData(comment, 80);
+    header.comment = QByteArray(comment);
+
+    header.id.resize(4);
+    s.readRawData(header.id.data(), 4);
+
+    s >> header.width;
+    s >> header.height;
+    s >> header.ratio;
+    qint16 fields;
+    s >> fields;
+    header.fields = static_cast<PicFields>(fields);
+    qint16 pad;
+    s >> pad;
+    return s;
+}
+
+/**
+ * Writes a PIC file header to a data stream.
+ *
+ * @param s         The data stream to write to.
+ * @param channels  The header to write.
+ * @returns  @p s
+ *
+ * @relates PicHeader
+ */
+static QDataStream &operator<< (QDataStream &s, const PicHeader &header)
+{
+    s.setFloatingPointPrecision(QDataStream::SinglePrecision);
+    s << header.magic;
+    s << header.version;
+
+    char comment[80] = {};
+    strncpy(comment, header.comment.constData(), sizeof(comment));
+    s.writeRawData(comment, sizeof(comment));
+
+    char id[4] = {};
+    strncpy(id, header.id.constData(), sizeof(id));
+    s.writeRawData(id, sizeof(id));
+
+    s << header.width;
+    s << header.height;
+    s << header.ratio;
+    s << quint16(header.fields);
+    s << quint16(0);
+    return s;
+}
+
+/**
+ * Reads a series of channel descriptions from a data stream.
+ *
+ * If the stream contains more than 8 channel descriptions, the status of @p s
+ * will be set to QDataStream::ReadCorruptData (note that more than 4 channels
+ * - one for each component - does not really make sense anyway).
+ *
+ * @param s         The data stream to read from.
+ * @param channels  The location to place the read channel descriptions; any
+ *                  existing entries will be cleared.
+ * @returns  @p s
+ *
+ * @relates PicChannel
+ */
+static QDataStream &operator>> (QDataStream &s, QList<PicChannel> &channels)
+{
+    const unsigned maxChannels = 8;
+    unsigned count = 0;
+    quint8 chained = 1;
+    channels.clear();
+    while (chained && count < maxChannels && s.status() == QDataStream::Ok) {
+        PicChannel channel;
+        s >> chained;
+        s >> channel.size;
+        quint8 encoding;
+        s >> encoding;
+        channel.encoding = PicChannelEncoding(encoding);
+        s >> channel.code;
+        channels << channel;
+        ++count;
+    }
+    if (chained) {
+        // too many channels!
+        s.setStatus(QDataStream::ReadCorruptData);
+    }
+    return s;
+}
+
+/**
+ * Writes a series of channel descriptions to a data stream.
+ *
+ * Note that the corresponding read operation will not read more than 8 channel
+ * descriptions, although there should be no reason to have more than 4 channels
+ * anyway.
+ *
+ * @param s         The data stream to write to.
+ * @param channels  The channel descriptions to write.
+ * @returns  @p s
+ *
+ * @relates PicChannel
+ */
+static QDataStream &operator<< (QDataStream &s, const QList<PicChannel> &channels)
+{
+    Q_ASSERT(channels.size() > 0);
+    for (int i = 0; i < channels.size() - 1; ++i) {
+        s << quint8(1); // chained
+        s << channels[i].size;
+        s << quint8(channels[i].encoding);
+        s << channels[i].code;
+    }
+    s << quint8(0); // chained
+    s << channels.last().size;
+    s << quint8(channels.last().encoding);
+    s << channels.last().code;
+    return s;
+}
+
+static bool readRow(QDataStream &stream, QRgb *row, quint16 width, QList<PicChannel> channels)
+{
+    Q_FOREACH(const PicChannel &channel, channels) {
+        auto readPixel = [&] (QDataStream &str) -> QRgb {
+            quint8 red = 0;
+            if (channel.code & RED) {
+                str >> red;
+            }
+            quint8 green = 0;
+            if (channel.code & GREEN) {
+                str >> green;
+            }
+            quint8 blue = 0;
+            if (channel.code & BLUE) {
+                str >> blue;
+            }
+            quint8 alpha = 0;
+            if (channel.code & ALPHA) {
+                str >> alpha;
+            }
+            return qRgba(red, green, blue, alpha);
+        };
+        auto updatePixel = [&] (QRgb oldPixel, QRgb newPixel) -> QRgb {
+            return qRgba(
+                qRed((channel.code & RED) ? newPixel : oldPixel),
+                qGreen((channel.code & GREEN) ? newPixel : oldPixel),
+                qBlue((channel.code & BLUE) ? newPixel : oldPixel),
+                qAlpha((channel.code & ALPHA) ? newPixel : oldPixel));
+        };
+        if (channel.encoding == MixedRLE) {
+            bool success = decodeRLEData(RLEVariant::PIC, stream, row, width,
+                                         readPixel, updatePixel);
+            if (!success) {
+                qDebug() << "decodeRLEData failed";
+                return false;
+            }
+        } else if (channel.encoding == Uncompressed) {
+            for (quint16 i = 0; i < width; ++i) {
+                QRgb pixel = readPixel(stream);
+                row[i] = updatePixel(row[i], pixel);
+            }
+        } else {
+            // unknown encoding
+            qDebug() << "Unknown encoding";
+            return false;
+        }
+    }
+    if (stream.status() != QDataStream::Ok) {
+        qDebug() << "DataStream status was" << stream.status();
+    }
+    return stream.status() == QDataStream::Ok;
+}
 
 bool SoftimagePICHandler::canRead() const
 {
@@ -36,43 +234,213 @@ bool SoftimagePICHandler::canRead() const
 
 bool SoftimagePICHandler::read(QImage *image)
 {
-    pic_read(device(), image);
+    if (!readChannels()) {
+        return false;
+    }
+
+    QImage::Format fmt = QImage::Format_RGB32;
+    Q_FOREACH(const PicChannel &channel, m_channels) {
+        if (channel.size != 8) {
+            // we cannot read images that do not come in bytes
+            qDebug() << "Channel size was" << channel.size;
+            m_state = Error;
+            return false;
+        }
+        if (channel.code & ALPHA) {
+            fmt = QImage::Format_ARGB32;
+        }
+    }
+
+    QImage img(m_header.width, m_header.height, fmt);
+    img.fill(qRgb(0,0,0));
+
+    for (int y = 0; y < m_header.height; y++) {
+        QRgb *row = reinterpret_cast<QRgb*>(img.scanLine(y));
+        if (!readRow(m_dataStream, row, m_header.width, m_channels)) {
+            qDebug() << "readRow failed";
+            m_state = Error;
+            return false;
+        }
+    }
+
+    *image = img;
+    m_state = Ready;
+
     return true;
 }
 
-bool SoftimagePICHandler::write(const QImage &image)
+bool SoftimagePICHandler::write(const QImage &_image)
 {
-    pic_write(device(), &image);
+    bool alpha = _image.hasAlphaChannel();
-    return true;
+    const QImage image = _image.convertToFormat(
+            alpha ? QImage::Format_ARGB32
+                  : QImage::Format_RGB32);
+
+    if (image.width() < 0 || image.height() < 0) {
+        qDebug() << "Image size invalid:" << image.width() << image.height();
+        return false;
+    }
+    if (image.width() > 65535 || image.height() > 65535) {
+        qDebug() << "Image too big:" << image.width() << image.height();
+        // there are only two bytes for each dimension
+        return false;
+    }
+
+    QDataStream stream(device());
+
+    stream << PicHeader(image.width(), image.height(), m_description);
+
+    PicChannelEncoding encoding = m_compression ? MixedRLE : Uncompressed;
+    QList<PicChannel> channels;
+    channels << PicChannel(encoding, RED | GREEN | BLUE);
+    if (alpha) {
+        channels << PicChannel(encoding, ALPHA);
+    }
+    stream << channels;
+
+    for (int r = 0; r < image.height(); r++) {
+        const QRgb *row = reinterpret_cast<const QRgb*>(image.scanLine(r));
+
+        /* Write the RGB part of the scanline */
+        auto rgbEqual = [] (QRgb p1, QRgb p2) -> bool {
+            return qRed(p1) == qRed(p2) &&
+                   qGreen(p1) == qGreen(p2) &&
+                   qBlue(p1) == qBlue(p2);
+        };
+        auto writeRgb = [] (QDataStream &str, QRgb pixel) -> void {
+            str << quint8(qRed(pixel))
+                << quint8(qGreen(pixel))
+                << quint8(qBlue(pixel));
+        };
+        if (m_compression) {
+            encodeRLEData(RLEVariant::PIC, stream, row, image.width(),
+                          rgbEqual, writeRgb);
+        } else {
+            for (int i = 0; i < image.width(); ++i) {
+                writeRgb(stream, row[i]);
+            }
+        }
+
+        /* Write the alpha channel */
+        if (alpha) {
+            auto alphaEqual = [] (QRgb p1, QRgb p2) -> bool {
+                return qAlpha(p1) == qAlpha(p2);
+            };
+            auto writeAlpha = [] (QDataStream &str, QRgb pixel) -> void {
+                str << quint8(qAlpha(pixel));
+            };
+            if (m_compression) {
+                encodeRLEData(RLEVariant::PIC, stream, row, image.width(),
+                              alphaEqual, writeAlpha);
+            } else {
+                for (int i = 0; i < image.width(); ++i) {
+                    writeAlpha(stream, row[i]);
+                }
+            }
+        }
+    }
+    return stream.status() == QDataStream::Ok;
 }
 
 bool SoftimagePICHandler::canRead(QIODevice *device)
 {
-    PICHeader hdr;
+    char data[4];
-    if (picReadHeader(device, &hdr, true)) {
+    if (device->peek(data, 4) != 4) {
-        if (strncmp(hdr.id, "PICT", 4) == 0) {
+        return false;
-            return true;
+    }
+    return qFromBigEndian<qint32>(reinterpret_cast<uchar*>(data)) == PIC_MAGIC_NUMBER;
+}
+
+bool SoftimagePICHandler::readHeader()
+{
+    if (m_state == Ready) {
+        m_state = Error;
+        m_dataStream.setDevice(device());
+        m_dataStream >> m_header;
+        if (m_header.isValid() && m_dataStream.status() == QDataStream::Ok) {
+            m_state = ReadHeader;
         }
     }
-    return false;
+    return m_state != Error;
+}
+
+bool SoftimagePICHandler::readChannels()
+{
+    readHeader();
+    if (m_state == ReadHeader) {
+        m_state = Error;
+        m_dataStream >> m_channels;
+        if (m_dataStream.status() == QDataStream::Ok) {
+            m_state = ReadChannels;
+        }
+    }
+    return m_state != Error;
+}
+
+void SoftimagePICHandler::setOption(ImageOption option, const QVariant &value)
+{
+    switch (option) {
+        case CompressionRatio:
+            m_compression = value.toBool();
+            break;
+        case Description: {
+            m_description.clear();
+            QStringList entries = value.toString().split(QStringLiteral("\n\n"));
+            Q_FOREACH(const QString entry, entries) {
+                if (entry.startsWith(QStringLiteral("Description: "))) {
+                    m_description = entry.mid(13).simplified().toUtf8();
+                }
+            }
+            break;
+        }
+        default:
+            break;
+    }
 }
 
 QVariant SoftimagePICHandler::option(ImageOption option) const
 {
-    if (option == Size) {
+    const_cast<SoftimagePICHandler*>(this)->readHeader();
-        PICHeader hdr;
+    switch (option) {
-        if (picReadHeader(device(), &hdr, true)) {
+        case Size:
-            return QSize(hdr.width, hdr.height);
+            if (const_cast<SoftimagePICHandler*>(this)->readHeader()) {
-        } else {
+                return QSize(m_header.width, m_header.height);
-            return QSize(-1, -1);
+            } else {
-        }
+                return QVariant();
+            }
+        case CompressionRatio:
+            return m_compression;
+        case Description:
+            if (const_cast<SoftimagePICHandler*>(this)->readHeader()) {
+                QString descStr = QString::fromUtf8(m_header.comment);
+                if (!descStr.isEmpty()) {
+                    return QString(QStringLiteral("Description: ") +
+                           descStr +
+                           QStringLiteral("\n\n"));
+                }
+            }
+            return QString();
+        case ImageFormat:
+            if (const_cast<SoftimagePICHandler*>(this)->readChannels()) {
+                Q_FOREACH (const PicChannel &channel, m_channels) {
+                    if (channel.code & ALPHA) {
+                        return QImage::Format_ARGB32;
+                    }
+                }
+                return QImage::Format_RGB32;
+            }
+            return QVariant();
+        default:
+            return QVariant();
     }
-    return QVariant();
 }
 
 bool SoftimagePICHandler::supportsOption(ImageOption option) const
 {
-    return (option == Size);
+    return (option == CompressionRatio ||
+            option == Description ||
+            option == ImageFormat ||
+            option == Size);
 }
 
 QImageIOPlugin::Capabilities SoftimagePICPlugin::capabilities(QIODevice *device, const QByteArray &format) const

src/imageformats/pic.h

@@ -1,49 +0,0 @@
-/**
- * PIC_RW - Qt PIC Support
- * Copyright (C) 2007 Ruben Lopez <r.lopez@bren.es>
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
- * ----------------------------------------------------------------------------
- */
-
-#ifndef KIMG_PIC_H
-#define KIMG_PIC_H
-
-#include <QImageIOPlugin>
-
-class SoftimagePICHandler : public QImageIOHandler
-{
-public:
-    virtual bool canRead() const;
-    virtual bool read(QImage *image);
-    virtual bool write(const QImage &);
-
-    virtual QVariant option(ImageOption option) const;
-    virtual bool supportsOption(ImageOption option) const;
-
-    static bool canRead(QIODevice *device);
-};
-
-class SoftimagePICPlugin : public QImageIOPlugin
-{
-    Q_OBJECT
-    Q_PLUGIN_METADATA(IID "org.qt-project.Qt.QImageIOHandlerFactoryInterface" FILE "pic.json")
-
-public:
-    virtual Capabilities capabilities(QIODevice *device, const QByteArray &format) const;
-    virtual QImageIOHandler *create(QIODevice *device, const QByteArray &format = QByteArray()) const;
-};
-
-#endif // KIMG_PIC_H

src/imageformats/pic_p.h

@@ -0,0 +1,202 @@
+/*
+ * PIC_RW - Qt PIC Support
+ * Copyright (C) 2007 Ruben Lopez <r.lopez@bren.es>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ * ----------------------------------------------------------------------------
+ */
+
+#ifndef KIMG_PIC_H
+#define KIMG_PIC_H
+
+#include <QImageIOPlugin>
+#include <QDataStream>
+
+/**
+ * The magic number at the start of a SoftImage PIC file.
+ */
+static const qint32 PIC_MAGIC_NUMBER = 0x5380f634;
+
+/**
+ * How fields are distributed over the image.
+ *
+ * This information is not used by this image format code.
+ */
+enum PicFields {
+    NoPicture = 0, /**< No picture */
+    OddScanlines = 1, /**< Odd scanlines */
+    EvenScanlines = 2, /**< Even scanlines */
+    BothScanlines = 3 /**< Every scanline */
+};
+
+/**
+ * How the data for a channel is encoded.
+ */
+enum PicChannelEncoding {
+    Uncompressed = 0, /**< Image is uncompressed */
+    MixedRLE = 2 /**< Run length compression */
+};
+
+/**
+ * What components are encoded in a channel.
+ */
+enum PicChannelCode {
+    RED = 0x80, /**< Red channel */
+    GREEN = 0x40, /**< Green channel */
+    BLUE = 0x20, /**< Blue channel */
+    ALPHA = 0x10 /**< Alpha channel */
+};
+
+/**
+ * The header for a SoftImage PIC file.
+ *
+ * @private
+ */
+struct PicHeader {
+    /**
+     * Construct a valid header for a SoftImage PIC file.
+     *
+     * Note that the comment will be truncated to 80 bytes when written.
+     *
+     * @param _width    The width of the image in pixels
+     * @param _height   The height of the image in pixels
+     * @param _comment  A comment to add to the image
+     */
+    PicHeader(quint16 _width, quint16 _height, const QByteArray &_comment = QByteArray())
+        : magic(PIC_MAGIC_NUMBER)
+        , version(3.71f)
+        , comment(_comment)
+        , id("PICT")
+        , width(_width)
+        , height(_height)
+        , ratio(1.0f)
+        , fields(BothScanlines)
+    {}
+    /** Construct an invalid header. */
+    PicHeader() {}
+
+    quint32 magic; /**< Should be PIC_MAGIC_NUMBER */
+    float version; /**< Version of something (header? file format?) (ignored) */
+    QByteArray comment; /**< A free comment field (truncated to 80 bytes when
+                             written) */
+    QByteArray id; /**< The file format ID (should be "PICT") */
+    quint16 width; /**< The width of the image in pixels */
+    quint16 height; /**< The height of the image in pixels */
+    float ratio; /**< The aspect ratio: width/height of each individual pixel
+                      (ignored) */
+    PicFields fields; /**< The interlace type (ignored) */
+
+    /**
+     * Returns true if the @p magic and @p id fields are set correctly.
+     */
+    bool isValid() const {
+        return magic == PIC_MAGIC_NUMBER
+            && id == "PICT";
+    }
+
+    /**
+     * The length of the encoded data, in bytes.
+     */
+    static const qint64 encodedLength = 104;
+};
+
+/**
+ * Describes a channel in a SoftImage PIC file.
+ *
+ * @private
+ */
+struct PicChannel {
+    quint8 size; /**< Bits per component per pixel. */
+    PicChannelEncoding encoding; /**< How the channel's data is encoded. */
+    quint8 code; /**< Flag field to describe which components are encoded in
+                      this channel. */
+
+    /**
+     * Constructs a channel description for a SoftImage PIC file.
+     *
+     * @param _encoding  How the channel's data is or will be encoded.
+     * @param _code      What components are or will be encoded by this
+     *                   channel.
+     * @param _size      The number of bits used to encoded a single component
+     *                   for a single pixel in this channel (should be 8).
+     */
+    PicChannel(PicChannelEncoding _encoding, quint8 _code, quint8 _size = 8)
+        : size(_size)
+        , encoding(_encoding)
+        , code(_code)
+    {}
+    /**
+     * Constructs a default channel description for a SoftImage PIC file.
+     *
+     * This will have size set to 8, encoding set to Uncompressed and the code
+     * set to 0 (so that the channel does not encode any information).
+     *
+     * The result of this should not be written to a file without setting the
+     * encoding and channel fields correctly.
+     */
+    PicChannel()
+        : size(8)
+    {}
+};
+
+class SoftimagePICHandler : public QImageIOHandler
+{
+public:
+    bool canRead() const Q_DECL_OVERRIDE;
+    bool read(QImage *image) Q_DECL_OVERRIDE;
+    bool write(const QImage &) Q_DECL_OVERRIDE;
+
+    QVariant option(ImageOption option) const Q_DECL_OVERRIDE;
+    void setOption(ImageOption option, const QVariant &value) Q_DECL_OVERRIDE;
+    bool supportsOption(ImageOption option) const Q_DECL_OVERRIDE;
+
+    static bool canRead(QIODevice *device);
+
+    enum State {
+        Error,
+        Ready,
+        ReadHeader,
+        ReadChannels
+    };
+
+    SoftimagePICHandler()
+        : m_state(Ready)
+        , m_compression(true)
+    {}
+
+    bool readHeader();
+    bool readChannels();
+
+private:
+    State m_state;
+    QDataStream m_dataStream;
+    PicHeader m_header;
+    QList<PicChannel> m_channels;
+    // mostly used for writing:
+    bool m_compression;
+    QByteArray m_description;
+};
+
+class SoftimagePICPlugin : public QImageIOPlugin
+{
+    Q_OBJECT
+    Q_PLUGIN_METADATA(IID "org.qt-project.Qt.QImageIOHandlerFactoryInterface" FILE "pic.json")
+
+public:
+    Capabilities capabilities(QIODevice *device, const QByteArray &format) const Q_DECL_OVERRIDE;
+    QImageIOHandler *create(QIODevice *device, const QByteArray &format = QByteArray()) const Q_DECL_OVERRIDE;
+};
+
+#endif // KIMG_PIC_H

src/imageformats/pic_read.cpp

@@ -1,293 +0,0 @@
-/**
- * PIC_RW - Qt PIC Support
- * Copyright (C) 2007 Ruben Lopez <r.lopez@bren.es>
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
- * ----------------------------------------------------------------------------
- */
-
-/* This code is based on the GIMP-PIC plugin by Halfdan Ingvarsson,
- * and relicensed from GPL to LGPL to accommodate the KDE licensing policy
- * with his permission.
- * These is the original copyright:
- * Copyright (C) 1998 Halfdan Ingvarsson
- */
-
-#include "pic_rw.h"
-
-#include <qendian.h>
-#include <iostream>
-#include <qimage.h>
-#include <algorithm>
-
-/**
- * Reads the PIC header and checks that it is OK
- * @param dev The QT device to read from
- * @param hdr A pointer to the PIC header
- * @param peek Keep bytes in the device
- * @return true on success
- */
-bool picReadHeader(QIODevice *dev, PICHeader *hdr, bool peek)
-{
-    int result = 0;
-    if (peek) {
-        result = dev->peek((char *) hdr, HEADER_SIZE);
-    } else {
-        result = dev->read((char *) hdr, HEADER_SIZE);
-    }
-
-    hdr->magic = qFromBigEndian(hdr->magic);
-    hdr->width = qFromBigEndian(hdr->width);
-    hdr->height = qFromBigEndian(hdr->height);
-    hdr->fields = qFromBigEndian(hdr->fields);
-
-    if (hdr->magic != PIC_MAGIC_NUMBER || strncmp(hdr->id, "PICT", 4)) {
-        return false;
-    }
-
-    return result == HEADER_SIZE;
-}
-
-#define CHANNEL_BYTE(ch, mask) (( ch & mask) ? 1 : 0)
-
-/**
- * Gets the channels definition and returns the number of bytes per pixel
- * @param channels The channels bitfield
- * @return The number of bytes per pixel
- */
-static int channels2bpp(char channels)
-{
-    return CHANNEL_BYTE(channels, RED)
-           + CHANNEL_BYTE(channels, GREEN)
-           + CHANNEL_BYTE(channels, BLUE)
-           + CHANNEL_BYTE(channels, ALPHA);
-}
-
-/**
- * Reads the channels info
- * @param dev The QT device to read from
- * @param channels A pointer to 8 channels
- * @return true on success
- */
-static bool readChannels(QIODevice *dev, PICChannel *channels, int &bpp)
-{
-    int c = 0;
-    memset(channels, 0, sizeof(PICChannel) * 8);
-    do {
-        int result = dev->read((char *) & channels[c], CHANNEL_SIZE);
-        if (result != CHANNEL_SIZE) {
-            return false;
-        } else {
-            bpp += channels2bpp(channels[c].channel);
-            c++;
-        }
-    }    while (channels[c - 1].chained);
-    return true;
-}
-
-/**
- * Makes a component map based on the channels info
- * @param channels The channel information
- * @param cmap The component map to be built
- */
-inline static void makeComponentMap(unsigned channel, unsigned char *cmap)
-{
-    std::fill(cmap, cmap + 8, 0);
-
-    unsigned compos[] = {ALPHA, BLUE, GREEN, RED};
-    unsigned rgba[] = {3, 2, 1, 0};
-    unsigned pos = 0;
-    for (unsigned compo = 0; compo < 4; compo++) {
-        if (CHANNEL_BYTE(channel, compos[compo])) {
-            cmap[pos++] = rgba[compo];
-        }
-    }
-}
-
-/**
- * Converts a PIC pixel to 32bits RGBA
- * @param src_pixel The source PIC pixel as readed from file
- * @param target_pixel The target buffer where to write the pixel info
- * @param cmap The component map that maps each component in PIC format to RGBA format
- * @param components The number of components in the source pixel
- */
-inline static void pic2RGBA(unsigned char *src_pixel, unsigned char *target_pixel, unsigned char *cmap, unsigned components)
-{
-    for (unsigned i = 0; i < components; i++) {
-        target_pixel[cmap[i]] = src_pixel[i];
-    }
-}
-
-/**
- * Counts the number of channels in the PICChannel header
- * @param channels The header
- * @return The number of used channels
- */
-inline static unsigned getNumChannels(PICChannel *channels)
-{
-    unsigned result = 0;
-    for (unsigned i = 0; i < 8; i++) {
-        if (channels[i].channel != 0) {
-            result++;
-        } else {
-            return result;
-        }
-    }
-    return result;
-}
-
-/**
- * Decodes a Run-length encoded chunk
- * @param dev The device to read from
- * @param row The row pointer to write to
- * @param max The maximum length to write
- * @param channels The channels header
- * @return The number of generated pixels
- */
-static int decodeRLE(QIODevice *dev, void *row, unsigned max, unsigned bpp, unsigned channels)
-{
-    unsigned char buf[512];
-    unsigned *ptr = (unsigned *) row;
-    unsigned char component_map[8];
-    unsigned len = 0;
-
-    makeComponentMap(channels, component_map);
-
-    if (dev->read((char *) buf, 1) != 1) {
-        return -1;
-    }
-
-    /* If last bit is 1, then it is 2 to 127 repetitions */
-    if (buf[0] > 128) {
-        len = buf[0] - 127;
-        if (len > max) {
-            return -1;
-        }
-        unsigned count = dev->read((char *) buf, bpp);
-        if (count != bpp) {
-            return -1;
-        }
-        for (unsigned i = 0; i < len; i++) {
-            pic2RGBA(buf, (unsigned char *)(ptr + i), component_map, bpp);
-        }
-    }        /* If the value is exactly 10000000, it means that it is more than 127 repetitions */
-    else if (buf[0] == 128) {
-        unsigned count = dev->read((char *) buf, bpp + 2);
-        if (count != bpp + 2) {
-            return -1;
-        }
-        len = (buf[0] << 8) | buf[1];
-        if (len > max) {
-            return -1;
-        }
-        for (unsigned i = 0; i < len; i++) {
-            pic2RGBA(buf + 2, (unsigned char *)(ptr + i), component_map, bpp);
-        }
-    }        /** No repetitions */
-    else {
-        len = buf[0] + 1;
-        if (len > max) {
-            return -1;
-        }
-        unsigned count = dev->read((char *) buf, len * bpp);
-        if (count != len * bpp) {
-            return -1;
-        }
-        for (unsigned i = 0; i < len; i++) {
-            pic2RGBA(buf + (i * bpp), (unsigned char *)(ptr + i), component_map, bpp);
-        }
-    }
-    return len;
-}
-
-/**
- * Reads a row from the file
- * @param dev The device to read from
- * @param row The row pointer to write to
- * @param width The image width
- * @param bpp The bytes per pixel
- * @param channels The channels header info
- */
-static bool readRow(QIODevice *dev, unsigned *row, unsigned width, PICChannel *channels)
-{
-    for (int c = 0; channels[c].channel != 0; c++) {
-        unsigned remain = width;
-        unsigned bpp = channels2bpp(channels[c].channel);
-        if (channels[c].type == (int) RLE) {
-            unsigned *rowpos = row;
-            while (remain > 0) {
-                int readed = decodeRLE(dev, rowpos, remain, bpp, channels[c].channel);
-                if (readed < 0) {
-                    return false;
-                }
-                remain -= readed;
-                rowpos += readed;
-            }
-        } else {
-            unsigned char component_map[8];
-            unsigned count = dev->read((char *) row, width * bpp);
-            if (count != width * bpp) {
-                return false;
-            }
-
-            makeComponentMap(channels[c].channel, component_map);
-            for (unsigned i = 0; i < width; i++) {
-                pic2RGBA(((unsigned char *) row) + (i * bpp), (unsigned char *)(row + i), component_map, bpp);
-            }
-        }
-    }
-    return true;
-}
-
-#define FAIL() { \
-        std::cout << "ERROR Reading PIC!" << std::endl; \
-        return; \
-    }
-
-bool hasAlpha(PICChannel *channels)
-{
-    int channel = 0;
-    do {
-        if (CHANNEL_BYTE(channels[channel].channel, ALPHA)) {
-            return true;
-        }
-        channel++;
-    }    while (channels[channel - 1].chained);
-    return false;
-}
-
-/**
- * KDE image reading function. Must have this exact name in order to work
- */
-void pic_read(QIODevice *dev, QImage *result)
-{
-    PICHeader header;
-    PICChannel channels[8];
-    int bpp = 0;
-    if (!picReadHeader(dev, &header) || !readChannels(dev, channels, bpp)) {
-        FAIL();
-    }
-    QImage img(header.width, header.height, QImage::Format_ARGB32);
-
-    for (int r = 0; r < header.height; r++) {
-        unsigned *row = (unsigned *) img.scanLine(r);
-        std::fill(row, row + header.width, 0);
-        if (!readRow(dev, row, header.width, channels)) {
-            FAIL();
-        }
-    }
-    //  img->setAlphaBuffer(hasAlpha(channels));
-    *result = img;
-}

src/imageformats/pic_rw.h

@@ -1,108 +0,0 @@
-/**
- * PIC_RW - Qt PIC Support
- * Copyright (C) 2007 Ruben Lopez <r.lopez@bren.es>
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
- * ----------------------------------------------------------------------------
- */
-
-/* This code is based on the GIMP-PIC plugin by Halfdan Ingvarsson,
- * and relicensed from GPL to LGPL to accommodate the KDE licensing policy
- * with his permission.
- * These is the original copyright:
- * Copyright (C) 1998 Halfdan Ingvarsson
- */
-
-#ifndef __PIC_RW_H__
-#define __PIC_RW_H__
-
-#define PIC_MAGIC_NUMBER  0x5380f634
-
-#include <QtCore/QFile>
-#include <QImageIOPlugin>
-#include <QColor>
-
-/**
- * How fields are distributed over the image
- */
-typedef enum {
-    NONE = 0, /* No picture */
-    ODD = 1, /* Odd scanlines */
-    EVEN = 2, /* Even scanlines */
-    BOTH = 3 /* Every scanline */
-} PICFields;
-
-/**
- * Type of a channel
- */
-typedef enum {
-    UNCOMPRESSED = 0, /* Image is uncompressed */
-    RLE = 2 /* Run length compression */
-} PICChannelType;
-
-/**
- * Channel codes
- */
-typedef enum {
-    RED = 0x80, /* Red channel */
-    GREEN = 0x40, /* Green channel */
-    BLUE = 0x20, /* Blue channel */
-    ALPHA = 0x10 /* Alpha channel */
-} PICChannelCode;
-
-/**
- * PIC format header
- */
-typedef struct {
-    qint32 magic; /* PIC_MAGIC_NUMBER */
-    float version; /* Version of format */
-    char comment[80]; /* Prototype description */
-    char id[4]; /* "PICT" */
-    qint16 width; /* Image width, in pixels */
-    qint16 height; /* Image height, in pixels */
-    float ratio; /* Pixel aspect ratio */
-    qint16 fields; /* Picture field type */
-    qint16 pad; /* Unused */
-} PICHeader;
-
-/**
- * PIC channel header
- */
-typedef struct {
-    char chained; /* 1 if another packet follows, else 0 */
-    char size; /* Bits per pixel by channel */
-    char type; /* RLE or uncompressed */
-    char channel; /* Channel code (which planes are affected by this channel) */
-} PICChannel;
-
-#define HEADER_SIZE sizeof(PICHeader)
-#define CHANNEL_SIZE sizeof(PICChannel)
-
-/**
- * Reads the PIC header and checks that it is OK
- * @param dev The QT device to read from
- * @param hdr A pointer to the PIC header
- * @param peek Keep bytes in the device
- * @return true on success
- */
-bool picReadHeader(QIODevice *dev, PICHeader *hdr, bool peek = false);
-
-/// Pic read handler for Qt / KDE
-void pic_read(QIODevice *dev, QImage *img);
-
-/// Pic write handler for Qt / KDE
-void pic_write(QIODevice *dev, const QImage *img);
-
-#endif//__PIC_RW_H__

src/imageformats/pic_write.cpp

@@ -1,228 +0,0 @@
-/**
- * PIC_RW - Qt PIC Support
- * Copyright (C) 2007 Ruben Lopez <r.lopez@bren.es>
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
- * ----------------------------------------------------------------------------
- */
-
-/* This code is based on the GIMP-PIC plugin by Halfdan Ingvarsson,
- * and relicensed from GPL to LGPL to accommodate the KDE licensing policy
- * with his permission.
- * These is the original copyright:
- * Copyright (C) 1998 Halfdan Ingvarsson
- */
-
-#include "pic_rw.h"
-#include <iostream>
-#include <qimage.h>
-#include <qendian.h>
-
-/**
- * Writes the PIC header info.
- * @param dev IO Device
- * @param msg Header message
- * @param width Image width
- * @param height Image height
- * @param alpha Image has alpha?
- * @return True on success
- */
-static bool writeHeader(QIODevice *dev, std::string msg, unsigned width, unsigned height, bool alpha)
-{
-    PICHeader h;
-    PICChannel c;
-    unsigned count = 0;
-
-    memset(&h, 0, sizeof(PICHeader));
-    h.magic = qToBigEndian<qint32>(PIC_MAGIC_NUMBER);
-    h.version = 3.71f;
-    strcpy(h.comment, msg.c_str());
-    strncpy(h.id, "PICT", 4);
-    h.width = qToBigEndian<qint16>(width);
-    h.height = qToBigEndian<qint16>(height);
-    h.ratio = 1.0f;
-    h.fields = qToBigEndian<qint16>(BOTH);
-    count = dev->write((const char *) & h, sizeof(PICHeader));
-    if (count != sizeof(PICHeader)) {
-        return false;
-    }
-
-    memset(&c, 0, sizeof(PICChannel));
-    c.size = 8;
-    c.type = RLE;
-    c.channel = RED | GREEN | BLUE;
-    if (alpha) {
-        c.chained = 1;
-    }
-    count = dev->write((const char *) & c, sizeof(PICChannel));
-    if (count != sizeof(PICChannel)) {
-        return false;
-    }
-
-    if (alpha) {
-        c.channel = ALPHA;
-        c.chained = 0;
-        count = dev->write((const char *) & c, sizeof(PICChannel));
-        if (count != sizeof(PICChannel)) {
-            return false;
-        }
-    }
-    return true;
-}
-
-inline unsigned convertABGRtoRGBA(unsigned pixel)
-{
-    unsigned r = pixel & 0xFF;
-    unsigned g = (pixel >> 8) & 0xFF;
-    unsigned b = (pixel >> 16) & 0xFF;
-    unsigned a = (pixel >> 24) & 0xFF;
-    return a | (b << 8) | (g << 16) | (r << 24);
-}
-
-/**
- * Encodes a portion of the image in RLE coding
- * @param image The image that we want to encode
- * @param output The output buffer
- * @param channels The number of channels to write
- * @param offset Offset in bytes to copy
- * @param max The maximum number of pixels to write
- * @param oConsumed The number of pixels consumed from image
- * @param oProduced The number of bytes produced in out
- * @return True on success
- */
-static bool encodeRLE(const unsigned *image, unsigned char *output, bool rgb, unsigned max, unsigned &oConsumed, unsigned &oProduced)
-{
-    const unsigned *in = image;
-    unsigned char *out = output;
-    unsigned count = 0;
-    unsigned channels = 3;
-    unsigned offset = 1;
-    unsigned mask = 0x00FFFFFF;
-    if (!rgb) {
-        channels = 1;
-        offset = 0;
-        mask = 0xFF000000;
-    }
-    for (; (*in & mask) == (*image & mask) && count < 65536 && count < max; in++, count++) {
-    }
-    if (count > 127) {
-        /* Sequence of > 127 identical pixels */
-        *out++ = 128;
-        *out++ = count >> 8;
-        *out++ = count & 0xFF;
-        unsigned pixel = convertABGRtoRGBA(*image);
-        memcpy(out, ((char *) & pixel) + offset, channels);
-        out += channels;
-        oConsumed = count;
-        oProduced = out - output;
-    } else if (count > 1) {
-        /* Sequece of < 128 identical pixels */
-        *out++ = (count + 127);
-        unsigned pixel = convertABGRtoRGBA(*image);
-        memcpy(out, ((char *) & pixel) + offset, channels);
-        out += channels;
-        oConsumed = count;
-        oProduced = out - output;
-    } else {
-        in = image + 1;
-        unsigned previous = *image;
-        count = 0;
-        while ((*in & mask) != (previous & mask) && count < 128 && count < max) {
-            previous = *in;
-            in++;
-            count++;
-        }
-        // This only happens when it is the end of the row, and it is ok
-        if (count == 0) {
-            count = 1;
-        }
-        *out++ = (count - 1);
-        in = image;
-        for (unsigned c = 0; c < count; ++c) {
-            unsigned pixel = convertABGRtoRGBA(*in);
-            memcpy(out, ((char *) & pixel) + offset, channels);
-            out += channels;
-            in++;
-        }
-        oConsumed = count;
-        oProduced = out - output;
-    }
-    return true;
-}
-
-/**
- * Writes a row to the file
- * @return True on success
- */
-static bool writeRow(QIODevice *dev, unsigned *row, unsigned width, bool alpha)
-{
-    unsigned char *buf = new unsigned char[width * 4];
-    unsigned posIn = 0;
-    unsigned posOut = 0;
-
-    memset(buf, 0, width * 4);
-
-    unsigned consumed = 0;
-    unsigned produced = 0;
-
-    /* Write the RGB part of the scanline */
-    while (posIn < width) {
-        if (!encodeRLE(row + posIn, buf + posOut, true, width - posIn, consumed, produced)) {
-            delete[] buf;
-            return false;
-        }
-        posIn += consumed;
-        posOut += produced;
-    }
-
-    /* Write the alpha channel */
-    if (alpha) {
-        posIn = 0;
-        while (posIn < width) {
-            if (!encodeRLE(row + posIn, buf + posOut, false, width - posIn, consumed, produced)) {
-                delete[] buf;
-                return false;
-            }
-            posIn += consumed;
-            posOut += produced;
-        }
-    }
-
-    dev->write((const char *) buf, posOut);
-    delete[] buf;
-    return true;
-}
-
-#define FAIL() { \
-        std::cout << "ERROR Writing PIC!" << std::endl; \
-        return; \
-    }
-
-/// Pic write handler for Qt / KDE
-
-void pic_write(QIODevice *dev, const QImage *img)
-{
-    bool alpha = img->hasAlphaChannel();
-    if (!writeHeader(dev, "Created with KDE", img->width(), img->height(), alpha)) {
-        FAIL();
-    }
-
-    for (int r = 0; r < img->height(); r++) {
-        unsigned *row = (unsigned *) img->scanLine(r);
-        if (!writeRow(dev, row, img->width(), alpha)) {
-            FAIL();
-        }
-    }
-}

src/imageformats/psd.cpp

@@ -1,27 +1,41 @@
-/* This file is part of the KDE project
+/*
-   Copyright (C) 2003 Ignacio Castaño <castano@ludicon.com>
+ * Photoshop File Format support for QImage.
-
+ *
-   This program is free software; you can redistribute it and/or
+ * Copyright 2003 Ignacio Castaño <castano@ludicon.com>
-   modify it under the terms of the Lesser GNU General Public
+ * Copyright 2015 Alex Merry <alex.merry@kde.org>
-   License as published by the Free Software Foundation; either
+ *
-   version 2 of the License, or (at your option) any later version.
+ * This library is free software; you can redistribute it and/or
-
+ * modify it under the terms of the GNU Lesser General Public
-   This code is based on Thacher Ulrich PSD loading code released
+ * License as published by the Free Software Foundation; either
-   on public domain. See: http://tulrich.com/geekstuff/
+ * version 2 of the License, or (at your option) any later version.
-*/
+ *
-
+ * This library is distributed in the hope that it will be useful,
-/* this code supports:
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * reading:
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- *     rle and raw psd files
+ * Lesser General Public License for more details.
- * writing:
+ *
- *     not supported
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  */
 
-#include "psd.h"
+/*
+ * This code is based on Thacher Ulrich PSD loading code released
+ * into the public domain. See: http://tulrich.com/geekstuff/
+ */
 
+/*
+ * Documentation on this file format is available at
+ * http://www.adobe.com/devnet-apps/photoshop/fileformatashtml/
+ */
+
+#include "psd_p.h"
+
+#include "rle_p.h"
+
+#include <QDataStream>
+#include <QDebug>
 #include <QImage>
-#include <QtCore/QDataStream>
-// #include <QDebug>
 
 typedef quint32 uint;
 typedef quint16 ushort;
@@ -66,20 +80,6 @@ static QDataStream &operator>> (QDataStream &s, PSDHeader &header)
     s >> header.color_mode;
     return s;
 }
-static bool seekBy(QDataStream &s, unsigned int bytes)
-{
-    char buf[4096];
-    while (bytes) {
-        unsigned int num = qMin(bytes, (unsigned int)sizeof(buf));
-        unsigned int l = num;
-        s.readRawData(buf, l);
-        if (l != num) {
-            return false;
-        }
-        bytes -= num;
-    }
-    return true;
-}
 
 // Check that the header is a valid PSD.
 static bool IsValid(const PSDHeader &header)
@@ -108,125 +108,107 @@ static bool IsSupported(const PSDHeader &header)
     return true;
 }
 
-// Load the PSD image.
+static void skip_section(QDataStream &s)
-static bool LoadPSD(QDataStream &s, const PSDHeader &header, QImage &img)
 {
-    // Create dst image.
+    quint32 section_length;
-    img = QImage(header.width, header.height, QImage::Format_RGB32);
-
-    uint tmp;
-
     // Skip mode data.
-    s >> tmp;
+    s >> section_length;
-    s.device()->seek(s.device()->pos() + tmp);
+    s.skipRawData(section_length);
+}
 
-    // Skip image resources.
+static quint8 readPixel(QDataStream &stream) {
-    s >> tmp;
+    quint8 pixel;
-    s.device()->seek(s.device()->pos() + tmp);
+    stream >> pixel;
+    return pixel;
+};
+static QRgb updateRed(QRgb oldPixel, quint8 redPixel) {
+    return qRgba(redPixel, qGreen(oldPixel), qBlue(oldPixel), qAlpha(oldPixel));
+};
+static QRgb updateGreen(QRgb oldPixel, quint8 greenPixel) {
+    return qRgba(qRed(oldPixel), greenPixel, qBlue(oldPixel), qAlpha(oldPixel));
+};
+static QRgb updateBlue(QRgb oldPixel, quint8 bluePixel) {
+    return qRgba(qRed(oldPixel), qGreen(oldPixel), bluePixel, qAlpha(oldPixel));
+};
+static QRgb updateAlpha(QRgb oldPixel, quint8 alphaPixel) {
+    return qRgba(qRed(oldPixel), qGreen(oldPixel), qBlue(oldPixel), alphaPixel);
+};
+typedef QRgb(*channelUpdater)(QRgb,quint8);
 
-    // Skip the reserved data.
+// Load the PSD image.
-    s >> tmp;
+static bool LoadPSD(QDataStream &stream, const PSDHeader &header, QImage &img)
-    s.device()->seek(s.device()->pos() + tmp);
+{
+    // Mode data
+    skip_section(stream);
+
+    // Image resources
+    skip_section(stream);
+
+    // Reserved data
+    skip_section(stream);
 
     // Find out if the data is compressed.
     // Known values:
     //   0: no compression
     //   1: RLE compressed
-    ushort compression;
+    quint16 compression;
-    s >> compression;
+    stream >> compression;
 
     if (compression > 1) {
-        // Unknown compression type.
+        qDebug() << "Unknown compression type";
         return false;
     }
 
-    uint channel_num = header.channel_count;
+    quint32 channel_num = header.channel_count;
 
+    QImage::Format fmt = QImage::Format_RGB32;
     // Clear the image.
-    if (channel_num < 4) {
+    if (channel_num >= 4) {
-        img.fill(qRgba(0, 0, 0, 0xFF));
-    } else {
         // Enable alpha.
-        img = img.convertToFormat(QImage::Format_ARGB32);
+        fmt = QImage::Format_ARGB32;
 
         // Ignore the other channels.
         channel_num = 4;
     }
+    img = QImage(header.width, header.height, fmt);
+    img.fill(qRgb(0,0,0));
 
-    const uint pixel_count = header.height * header.width;
+    const quint32 pixel_count = header.height * header.width;
 
-    static const uint components[4] = {2, 1, 0, 3}; // @@ Is this endian dependant?
+    QRgb *image_data = reinterpret_cast<QRgb*>(img.bits());
+
+    static const channelUpdater updaters[4] = {
+        updateRed,
+        updateGreen,
+        updateBlue,
+        updateAlpha
+    };
 
     if (compression) {
-
         // Skip row lengths.
-        if (!seekBy(s, header.height * header.channel_count * sizeof(ushort))) {
+        int skip_count = header.height * header.channel_count * sizeof(quint16);
+        if (stream.skipRawData(skip_count) != skip_count) {
             return false;
         }
 
-        // Read RLE data.
+        for (unsigned short channel = 0; channel < channel_num; channel++) {
-        for (uint channel = 0; channel < channel_num; channel++) {
+            bool success = decodeRLEData(RLEVariant::PackBits, stream,
-
+			                 image_data, pixel_count,
-            uchar *ptr = img.bits() + components[channel];
+					 &readPixel, updaters[channel]);
-
+            if (!success) {
-            uint count = 0;
+                qDebug() << "decodeRLEData on channel" << channel << "failed";
-            while (count < pixel_count) {
+                return false;
-                uchar c;
-                if (s.atEnd()) {
-                    return false;
-                }
-                s >> c;
-                uint len = c;
-
-                if (len < 128) {
-                    // Copy next len+1 bytes literally.
-                    len++;
-                    count += len;
-                    if (count > pixel_count) {
-                        return false;
-                    }
-
-                    while (len != 0) {
-                        s >> *ptr;
-                        ptr += 4;
-                        len--;
-                    }
-                } else if (len > 128) {
-                    // Next -len+1 bytes in the dest are replicated from next source byte.
-                    // (Interpret len as a negative 8-bit int.)
-                    len ^= 0xFF;
-                    len += 2;
-                    count += len;
-                    if (s.atEnd() || count > pixel_count) {
-                        return false;
-                    }
-                    uchar val;
-                    s >> val;
-                    while (len != 0) {
-                        *ptr = val;
-                        ptr += 4;
-                        len--;
-                    }
-                } else if (len == 128) {
-                    // No-op.
-                }
             }
         }
     } else {
-        // We're at the raw image data.  It's each channel in order (Red, Green, Blue, Alpha, ...)
+        for (unsigned short channel = 0; channel < channel_num; channel++) {
-        // where each channel consists of an 8-bit value for each pixel in the image.
+            for (unsigned i = 0; i < pixel_count; ++i) {
-
+                image_data[i] = updaters[channel](image_data[i], readPixel(stream));
-        // Read the data by channel.
+            }
-        for (uint channel = 0; channel < channel_num; channel++) {
+            // make sure we didn't try to read past the end of the stream
-
+            if (stream.status() != QDataStream::Ok) {
-            uchar *ptr = img.bits() + components[channel];
+                qDebug() << "DataStream status was" << stream.status();
-
+                return false;
-            // Read the data.
-            uint count = pixel_count;
-            while (count != 0) {
-                s >> *ptr;
-                ptr += 4;
-                count--;
             }
         }
     }

src/imageformats/psd.desktop

@@ -2,6 +2,6 @@
 Type=Service
 X-KDE-ServiceTypes=QImageIOPlugins
 X-KDE-ImageFormat=psd
-X-KDE-MimeType=image/x-psd
+X-KDE-MimeType=image/vnd.adobe.photoshop
 X-KDE-Read=true
 X-KDE-Write=false

src/imageformats/psd.json

@@ -1,4 +1,4 @@
 {
     "Keys": [ "psd" ],
-    "MimeTypes": [ "image/x-psd" ]
+    "MimeTypes": [ "image/vnd.adobe.photoshop" ]
 }

src/imageformats/psd_p.h

@@ -17,8 +17,8 @@ class PSDHandler : public QImageIOHandler
 public:
     PSDHandler();
 
-    virtual bool canRead() const;
+    bool canRead() const Q_DECL_OVERRIDE;
-    virtual bool read(QImage *image);
+    bool read(QImage *image) Q_DECL_OVERRIDE;
 
     static bool canRead(QIODevice *device);
 };
@@ -29,8 +29,8 @@ class PSDPlugin : public QImageIOPlugin
     Q_PLUGIN_METADATA(IID "org.qt-project.Qt.QImageIOHandlerFactoryInterface" FILE "psd.json")
 
 public:
-    virtual Capabilities capabilities(QIODevice *device, const QByteArray &format) const;
+    Capabilities capabilities(QIODevice *device, const QByteArray &format) const Q_DECL_OVERRIDE;
-    virtual QImageIOHandler *create(QIODevice *device, const QByteArray &format = QByteArray()) const;
+    QImageIOHandler *create(QIODevice *device, const QByteArray &format = QByteArray()) const Q_DECL_OVERRIDE;
 };
 
 #endif // KIMG_PSD_H

src/imageformats/ras.cpp

@@ -9,7 +9,7 @@
    version 2 of the License, or (at your option) any later version.
 */
 
-#include "ras.h"
+#include "ras_p.h"
 
 #include <QImage>
 #include <QtCore/QDataStream>
@@ -219,7 +219,7 @@ bool RASHandler::canRead(QIODevice *device)
     }
 
     if (device->isSequential()) {
-        qWarning("Reading ras files from sequential devices not supported");
+        // qWarning("Reading ras files from sequential devices not supported");
         return false;
     }
 

src/imageformats/ras_p.h

@@ -18,8 +18,8 @@ class RASHandler : public QImageIOHandler
 public:
     RASHandler();
 
-    virtual bool canRead() const;
+    bool canRead() const Q_DECL_OVERRIDE;
-    virtual bool read(QImage *image);
+    bool read(QImage *image) Q_DECL_OVERRIDE;
 
     static bool canRead(QIODevice *device);
 };
@@ -30,8 +30,8 @@ class RASPlugin : public QImageIOPlugin
     Q_PLUGIN_METADATA(IID "org.qt-project.Qt.QImageIOHandlerFactoryInterface" FILE "ras.json")
 
 public:
-    virtual Capabilities capabilities(QIODevice *device, const QByteArray &format) const;
+    Capabilities capabilities(QIODevice *device, const QByteArray &format) const Q_DECL_OVERRIDE;
-    virtual QImageIOHandler *create(QIODevice *device, const QByteArray &format = QByteArray()) const;
+    QImageIOHandler *create(QIODevice *device, const QByteArray &format = QByteArray()) const Q_DECL_OVERRIDE;
 };
 
 #endif // KIMG_RAS_H

src/imageformats/rgb.cpp

@@ -21,7 +21,7 @@
  * saved by this filter.
  */
 
-#include "rgb.h"
+#include "rgb_p.h"
 
 #include <QtCore/QMap>
 #include <QtCore/QVector>

src/imageformats/rgb.json

@@ -1,4 +1,4 @@
 {
     "Keys": [ "rgb", "rgba", "bw", "sgi" ],
-    "MimeTypes": [ "image/x-rgb" ]
+    "MimeTypes": [ "image/x-rgb", "image/x-rgb", "image/x-rgb", "image/x-rgb" ]
 }

src/imageformats/rgb_p.h

@@ -17,9 +17,9 @@ class RGBHandler : public QImageIOHandler
 public:
     RGBHandler();
 
-    virtual bool canRead() const;
+    bool canRead() const Q_DECL_OVERRIDE;
-    virtual bool read(QImage *image);
+    bool read(QImage *image) Q_DECL_OVERRIDE;
-    virtual bool write(const QImage &image);
+    bool write(const QImage &image) Q_DECL_OVERRIDE;
 
     static bool canRead(QIODevice *device);
 };
@@ -30,8 +30,8 @@ class RGBPlugin : public QImageIOPlugin
     Q_PLUGIN_METADATA(IID "org.qt-project.Qt.QImageIOHandlerFactoryInterface" FILE "rgb.json")
 
 public:
-    virtual Capabilities capabilities(QIODevice *device, const QByteArray &format) const;
+    Capabilities capabilities(QIODevice *device, const QByteArray &format) const Q_DECL_OVERRIDE;
-    virtual QImageIOHandler *create(QIODevice *device, const QByteArray &format = QByteArray()) const;
+    QImageIOHandler *create(QIODevice *device, const QByteArray &format = QByteArray()) const Q_DECL_OVERRIDE;
 };
 
 #endif // KIMG_RGB_H

src/imageformats/rle_p.h

@@ -0,0 +1,223 @@
+/*
+ * Run-Length Encoding utilities.
+ * Copyright 2014-2015 Alex Merry <alex.merry@kde.org>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ * ----------------------------------------------------------------------------
+ */
+
+#ifndef KIMAGEFORMATS_RLE_H
+#define KIMAGEFORMATS_RLE_H
+
+#include <QDebug>
+#include <QDataStream>
+
+/**
+ * The RLEVariant to use.
+ *
+ * This mostly concerns what to do values >= 128.
+ */
+enum class RLEVariant {
+    /**
+     * PackBits-style RLE
+     *
+     * Value 128 is ignored, 129 indicates a repetition
+     * of size 2, 130 of size 3, up to 255 of size 128.
+     */
+    PackBits,
+    /**
+     * PIC-style RLE
+     *
+     * Value 128 indicates a 16-bit repetition count
+     * follows, while 129 indicates a repetition
+     * of size 128, 130 of size 127, down to 255 of
+     * size 2.
+     */
+    PIC
+};
+
+/**
+ * Decodes data written in run-length encoding format.
+ *
+ * This is intended to be used with lambda functions.
+ *
+ * Note that this functions expects that, at the current location in @p stream,
+ * exactly @p length items have been encoded as a unit (and so it will not be
+ * partway through a run when it has decoded @p length items). If this is not
+ * the case, it will return @c false.
+ *
+ * @param variant     The RLE variant to decode.
+ * @param stream      The stream to read the data from.
+ * @param buf         The location to write the decoded data.
+ * @param length      The number of items to read.
+ * @param readData    A function that takes a QDataStream reference and reads a
+ *                    single value.
+ * @param updateItem  A function that takes an item from @p buf and the result
+ *                    of a readData call, and produces the item that should be
+ *                    written to @p buf.
+ *
+ * @returns @c true if @p length items in mixed RLE were successfully read
+ *          into @p buf, @c false otherwise.
+ */
+template<typename Item, typename Func1, typename Func2>
+static inline bool decodeRLEData(RLEVariant variant,
+                                 QDataStream &stream,
+                                 Item *dest,
+                                 quint32 length,
+                                 Func1 readData,
+                                 Func2 updateItem)
+{
+    unsigned offset = 0; // in dest
+    while (offset < length) {
+        unsigned remaining = length - offset;
+        quint8 count1;
+        stream >> count1;
+
+        if (count1 >= 128u) {
+            unsigned length = 0;
+            if (variant == RLEVariant::PIC) {
+                if (count1 == 128u) {
+                    // If the value is exactly 128, it means that it is more than
+                    // 127 repetitions
+                    quint16 count2;
+                    stream >> count2;
+                    length = count2;
+                } else {
+                    // 2 to 128 repetitions
+                    length = count1 - 127u;
+                }
+            } else if (variant == RLEVariant::PackBits) {
+                if (count1 == 128u) {
+                    // Ignore value 128
+                    continue;
+                } else {
+                    // 128 to 2 repetitions
+                    length = 257u - count1;
+                }
+            } else {
+                Q_ASSERT(false);
+            }
+            if (length > remaining) {
+                qDebug() << "Row overrun:" << length << ">" << remaining;
+                return false;
+            }
+            auto datum = readData(stream);
+            for (unsigned i = offset; i < offset + length; ++i) {
+                dest[i] = updateItem(dest[i], datum);
+            }
+            offset += length;
+        } else {
+            // No repetitions
+            unsigned length = count1 + 1u;
+            if (length > remaining) {
+                qDebug() << "Row overrun:" << length << ">" << remaining;
+                return false;
+            }
+            for (unsigned i = offset; i < offset + length; ++i) {
+                auto datum = readData(stream);
+                dest[i] = updateItem(dest[i], datum);
+            }
+            offset += length;
+        }
+    }
+    if (stream.status() != QDataStream::Ok) {
+        qDebug() << "DataStream status was" << stream.status();
+    }
+    return stream.status() == QDataStream::Ok;
+}
+
+
+/**
+ * Encodes data in run-length encoding format.
+ *
+ * This is intended to be used with lambda functions.
+ *
+ * @param variant     The RLE variant to encode in.
+ * @param stream      The stream to write the data to.
+ * @param data        The data to be written.
+ * @param length      The number of items to write.
+ * @param itemsEqual  A function that takes two items and returns whether
+ *                    @p writeItem would write them identically.
+ * @param writeItem   A function that takes a QDataStream reference and an item
+ *                    and writes the item to the data stream.
+ */
+template<typename Item, typename Func1, typename Func2>
+static inline void encodeRLEData(RLEVariant variant,
+                                 QDataStream &stream,
+		                 const Item *data,
+				 unsigned length,
+				 Func1 itemsEqual,
+				 Func2 writeItem)
+{
+    unsigned offset = 0;
+    const unsigned maxEncodableChunk =
+        (variant == RLEVariant::PIC)
+        ? 65535u
+        : 128;
+    while (offset < length) {
+        const Item *chunkStart = data + offset;
+        unsigned maxChunk = qMin(length - offset, maxEncodableChunk);
+
+        const Item *chunkEnd = chunkStart + 1;
+        quint16 chunkLength = 1;
+        while (chunkLength < maxChunk && itemsEqual(*chunkStart, *chunkEnd)) {
+            ++chunkEnd;
+            ++chunkLength;
+        }
+
+        if (chunkLength > 128) {
+            // Sequence of > 128 identical pixels
+            Q_ASSERT(variant == RLEVariant::PIC);
+            stream << quint8(128);
+            stream << quint16(chunkLength);
+            writeItem(stream, *chunkStart);
+        } else if (chunkLength > 1) {
+            // Sequence of <= 128 identical pixels
+            quint8 encodedLength;
+            if (variant == RLEVariant::PIC) {
+                encodedLength = quint8(chunkLength + 127);
+            } else if (variant == RLEVariant::PackBits) {
+                encodedLength = quint8(257 - chunkLength);
+            } else {
+                Q_ASSERT(false);
+                encodedLength = 0;
+            }
+            stream << encodedLength;
+            writeItem(stream, *chunkStart);
+        } else {
+            // find a string of up to 128 values, each different from the one
+            // that follows it
+            if (maxChunk > 128) {
+                maxChunk = 128;
+            }
+            chunkLength = 1;
+            chunkEnd = chunkStart + 1;
+            while (chunkLength < maxChunk &&
+                    (chunkLength + 1u == maxChunk ||
+                     !itemsEqual(*chunkEnd, *(chunkEnd+1))))
+            {
+                ++chunkEnd;
+                ++chunkLength;
+            }
+            stream << quint8(chunkLength - 1);
+            for (unsigned i = 0; i < chunkLength; ++i) {
+                writeItem(stream, *(chunkStart + i));
+            }
+        }
+        offset += chunkLength;
+    }
+}
+
+#endif // KIMAGEFORMATS_RLE_H

src/imageformats/tga.cpp

@@ -18,7 +18,7 @@
  *     uncompressed true color tga files
  */
 
-#include "tga.h"
+#include "tga_p.h"
 
 #include <assert.h>
 

src/imageformats/tga_p.h

@@ -17,9 +17,9 @@ class TGAHandler : public QImageIOHandler
 public:
     TGAHandler();
 
-    virtual bool canRead() const;
+    bool canRead() const Q_DECL_OVERRIDE;
-    virtual bool read(QImage *image);
+    bool read(QImage *image) Q_DECL_OVERRIDE;
-    virtual bool write(const QImage &image);
+    bool write(const QImage &image) Q_DECL_OVERRIDE;
 
     static bool canRead(QIODevice *device);
 };
@@ -30,8 +30,8 @@ class TGAPlugin : public QImageIOPlugin
     Q_PLUGIN_METADATA(IID "org.qt-project.Qt.QImageIOHandlerFactoryInterface" FILE "tga.json")
 
 public:
-    virtual Capabilities capabilities(QIODevice *device, const QByteArray &format) const;
+    Capabilities capabilities(QIODevice *device, const QByteArray &format) const Q_DECL_OVERRIDE;
-    virtual QImageIOHandler *create(QIODevice *device, const QByteArray &format = QByteArray()) const;
+    QImageIOHandler *create(QIODevice *device, const QByteArray &format = QByteArray()) const Q_DECL_OVERRIDE;
 };
 
 #endif // KIMG_TGA_H

src/imageformats/xcf.cpp

@@ -19,7 +19,7 @@
  *
  */
 
-#include "xcf.h"
+#include "xcf_p.h"
 
 #include <stdlib.h>
 #include <QImage>
@@ -29,7 +29,7 @@
 #include <QtCore/QVector>
 // #include <QDebug>
 
-#include "gimp.h"
+#include "gimp_p.h"
 
 const float INCHESPERMETER = (100.0f / 2.54f);
 

src/imageformats/xcf_p.h

@@ -29,9 +29,9 @@ class XCFHandler : public QImageIOHandler
 public:
     XCFHandler();
 
-    virtual bool canRead() const;
+    bool canRead() const Q_DECL_OVERRIDE;
-    virtual bool read(QImage *image);
+    bool read(QImage *image) Q_DECL_OVERRIDE;
-    virtual bool write(const QImage &image);
+    bool write(const QImage &image) Q_DECL_OVERRIDE;
 
     static bool canRead(QIODevice *device);
 };
@@ -42,8 +42,8 @@ class XCFPlugin : public QImageIOPlugin
     Q_PLUGIN_METADATA(IID "org.qt-project.Qt.QImageIOHandlerFactoryInterface" FILE "xcf.json")
 
 public:
-    virtual Capabilities capabilities(QIODevice *device, const QByteArray &format) const;
+    Capabilities capabilities(QIODevice *device, const QByteArray &format) const Q_DECL_OVERRIDE;
-    virtual QImageIOHandler *create(QIODevice *device, const QByteArray &format = QByteArray()) const;
+    QImageIOHandler *create(QIODevice *device, const QByteArray &format = QByteArray()) const Q_DECL_OVERRIDE;
 };
 
 #endif // KIMG_XCF_H

src/imageformats/xview.cpp

@@ -1,242 +0,0 @@
-/**
-* QImageIO Routines to read/write XV images.
-* copyright (c) 1998 Torben Weis <weis@kde.org>
-* copyright (c) 1999 Oliver Eiden <o.eiden@pop.ruhr.de>
-*
-* This library is distributed under the conditions of the GNU LGPL.
-*/
-
-#include "xview.h"
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <QImage>
-
-#define BUFSIZE 1024
-
-static const int b_255_3[] = {0, 85, 170, 255}, // index*255/3
-                             rg_255_7[] = {0, 36, 72, 109, 145, 182, 218, 255}; // index *255/7
-
-XVHandler::XVHandler()
-{
-}
-
-bool XVHandler::canRead() const
-{
-    if (canRead(device())) {
-        setFormat("xv");
-        return true;
-    }
-    return false;
-}
-
-bool XVHandler::read(QImage *retImage)
-{
-    int x = -1;
-    int y = -1;
-    int maxval = -1;
-    QIODevice *iodev = device();
-
-    char str[ BUFSIZE ];
-
-    // magic number must be "P7 332"
-    iodev->readLine(str, BUFSIZE);
-    if (strncmp(str, "P7 332", 6)) {
-        return false;
-    }
-
-    // next line #XVVERSION
-    iodev->readLine(str, BUFSIZE);
-    if (strncmp(str, "#XVVERSION", 10)) {
-        return false;
-    }
-
-    // now it gets interesting, #BUILTIN means we are out.
-    // if IMGINFO comes, we are happy!
-    iodev->readLine(str, BUFSIZE);
-    if (strncmp(str, "#IMGINFO:", 9)) {
-        return false;
-    }
-
-    // after this an #END_OF_COMMENTS signals everything to be ok!
-    iodev->readLine(str, BUFSIZE);
-    if (strncmp(str, "#END_OF", 7)) {
-        return false;
-    }
-
-    // now a last line with width, height, maxval which is
-    // supposed to be 255
-    iodev->readLine(str, BUFSIZE);
-    sscanf(str, "%d %d %d", &x, &y, &maxval);
-
-    if (maxval != 255) {
-        return false;
-    }
-    int blocksize = x * y;
-    if (x < 0 || y < 0 || blocksize < x || blocksize < y) {
-        return false;
-    }
-
-    // now follows a binary block of x*y bytes.
-    char *block = (char *) malloc(blocksize);
-    if (!block) {
-        return false;
-    }
-
-    if (iodev->read(block, blocksize) != blocksize) {
-        free(block);
-        return false;
-    }
-
-    // Create the image
-    QImage image(x, y, QImage::Format_Indexed8);
-    int numColors;
-    numColors = qMin(maxval + 1, 0);
-    numColors = qMax(0, maxval + 1);
-    image.setColorCount(numColors);
-
-    // how do the color handling? they are absolute 24bpp
-    // or at least can be calculated as such.
-    int r, g, b;
-
-    for (int j = 0; j < 256; j++) {
-        r =  rg_255_7[((j >> 5) & 0x07)];
-        g =  rg_255_7[((j >> 2) & 0x07)];
-        b =  b_255_3[((j >> 0) & 0x03)];
-        image.setColor(j, qRgb(r, g, b));
-    }
-
-    for (int py = 0; py < y; py++) {
-        uchar *data = image.scanLine(py);
-        memcpy(data, block + py * x, x);
-    }
-
-    *retImage = image;
-
-    free(block);
-    return true;
-}
-
-bool XVHandler::write(const QImage &image)
-{
-    QIODevice &f = *(device());
-
-    // Removed "f.open(...)" and "f.close()" (tanghus)
-
-    int w = image.width(), h = image.height();
-
-    char str[ 1024 ];
-
-    // magic number must be "P7 332"
-    f.write("P7 332\n", 7);
-
-    // next line #XVVERSION
-    f.write("#XVVERSION:\n", 12);
-
-    // now it gets interesting, #BUILTIN means we are out.
-    // if IMGINFO comes, we are happy!
-    f.write("#IMGINFO:\n", 10);
-
-    // after this an #END_OF_COMMENTS signals everything to be ok!
-    f.write("#END_OF_COMMENTS:\n", 18);
-
-    // now a last line with width, height, maxval which is supposed to be 255
-    sprintf(str, "%i %i 255\n", w, h);
-    f.write(str, strlen(str));
-
-    QImage tmpImage(image);
-    if (image.depth() == 1) {
-        tmpImage = image.convertToFormat(QImage::Format_Indexed8, Qt::AutoColor);
-    }
-
-    uchar *buffer = new uchar[ w ];
-
-    for (int py = 0; py < h; py++) {
-        const uchar *data = tmpImage.scanLine(py);
-        for (int px = 0; px < w; px++) {
-            int r, g, b;
-            if (tmpImage.depth() == 32) {
-                const QRgb *data32 = (QRgb *) data;
-                r = qRed(*data32) >> 5;
-                g = qGreen(*data32) >> 5;
-                b = qBlue(*data32) >> 6;
-                data += sizeof(QRgb);
-            } else {
-                QRgb color = tmpImage.color(*data);
-                r = qRed(color) >> 5;
-                g = qGreen(color) >> 5;
-                b = qBlue(color) >> 6;
-                data++;
-            }
-            buffer[ px ] = (r << 5) | (g << 2) | b;
-        }
-        f.write((const char *)buffer, w);
-    }
-    delete[] buffer;
-
-    return true;
-}
-
-bool XVHandler::canRead(QIODevice *device)
-{
-    if (!device) {
-        qWarning("XVHandler::canRead() called with no device");
-        return false;
-    }
-
-    qint64 oldPos = device->pos();
-
-    char head[6];
-    qint64 readBytes = device->read(head, sizeof(head));
-    if (readBytes != sizeof(head)) {
-        if (device->isSequential()) {
-            while (readBytes > 0) {
-                device->ungetChar(head[readBytes-- - 1]);
-            }
-        } else {
-            device->seek(oldPos);
-        }
-        return false;
-    }
-
-    if (device->isSequential()) {
-        while (readBytes > 0) {
-            device->ungetChar(head[readBytes-- - 1]);
-        }
-    } else {
-        device->seek(oldPos);
-    }
-
-    return qstrncmp(head, "P7 332", 6) == 0;
-}
-
-QImageIOPlugin::Capabilities XVPlugin::capabilities(QIODevice *device, const QByteArray &format) const
-{
-    if (format == "xv") {
-        return Capabilities(CanRead | CanWrite);
-    }
-    if (!format.isEmpty()) {
-        return 0;
-    }
-    if (!device->isOpen()) {
-        return 0;
-    }
-
-    Capabilities cap;
-    if (device->isReadable() && XVHandler::canRead(device)) {
-        cap |= CanRead;
-    }
-    if (device->isWritable()) {
-        cap |= CanWrite;
-    }
-    return cap;
-}
-
-QImageIOHandler *XVPlugin::create(QIODevice *device, const QByteArray &format) const
-{
-    QImageIOHandler *handler = new XVHandler;
-    handler->setDevice(device);
-    handler->setFormat(format);
-    return handler;
-}

src/imageformats/xview.h

@@ -1,42 +0,0 @@
-/**
-* QImageIO Routines to read/write XV images.
-* copyright (c) 1998 Torben Weis <weis@kde.org>
-* copyright (c) 1999 Oliver Eiden <o.eiden@pop.ruhr.de>
-*
-* This library is distributed under the conditions of the GNU LGPL.
-*
-*
-* Changelog:
-* 23.3.99 Oliver Eiden <o.eiden@pop.ruhr.de>
-* changed the mapping from 3-3-2 decoded pixels to 8-8-8 decoded true-color pixels
-* now it uses the same mapping as xv, this leads to better visual results
-* Patch merged in HEAD by Chris Spiegel <matrix@xirtam.org>
-*/
-#ifndef KIMG_XVIEW_H
-#define KIMG_XVIEW_H
-
-#include <QImageIOPlugin>
-
-class XVHandler : public QImageIOHandler
-{
-public:
-    XVHandler();
-
-    virtual bool canRead() const;
-    virtual bool read(QImage *image);
-    virtual bool write(const QImage &image);
-
-    static bool canRead(QIODevice *device);
-};
-
-class XVPlugin : public QImageIOPlugin
-{
-    Q_OBJECT
-    Q_PLUGIN_METADATA(IID "org.qt-project.Qt.QImageIOHandlerFactoryInterface" FILE "xview.json")
-
-public:
-    virtual Capabilities capabilities(QIODevice *device, const QByteArray &format) const;
-    virtual QImageIOHandler *create(QIODevice *device, const QByteArray &format = QByteArray()) const;
-};
-
-#endif // KIMG_XVIEW_H

src/imageformats/xview.json

@@ -1,4 +0,0 @@
-{
-    "Keys": [ "xv" ],
-    "MimeTypes": [ ]
-}

tests/CMakeLists.txt

@@ -12,4 +12,5 @@ endmacro()
 
 kimageformats_executable_tests(
     imageconverter
+    imagedump
 )

tests/format-enum.h

@@ -0,0 +1,73 @@
+/*
+ * Copyright 2014 Alex Merry <alex.merry@kde.org>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) version 3, or any
+ * later version accepted by the membership of KDE e.V. (or its
+ * successor approved by the membership of KDE e.V.), which shall
+ * act as a proxy defined in Section 6 of version 3 of the license.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library.  If not, see
+ * <http://www.gnu.org/licenses/>.
+ */
+
+#include <QImage>
+
+// Generated from QImage::Format enum
+static const char * qimage_format_enum_names[] = {
+    "Invalid",
+    "Mono",
+    "MonoLSB",
+    "Indexed8",
+    "RGB32",
+    "ARGB32",
+    "ARGB32_Premultiplied",
+    "RGB16",
+    "ARGB8565_Premultiplied",
+    "RGB666",
+    "ARGB6666_Premultiplied",
+    "RGB555",
+    "ARGB8555_Premultiplied",
+    "RGB888",
+    "RGB444",
+    "ARGB4444_Premultiplied",
+    "RGBX8888",
+    "RGBA8888",
+    "RGBA8888_Premultiplied"
+};
+// Never claim there are more than QImage::NImageFormats supported formats.
+// This is future-proofing against the above list being extended.
+static const int qimage_format_enum_names_count =
+    (sizeof(qimage_format_enum_names) / sizeof(*qimage_format_enum_names) > int(QImage::NImageFormats))
+    ? int(QImage::NImageFormats)
+    : (sizeof(qimage_format_enum_names) / sizeof(*qimage_format_enum_names));
+
+QImage::Format formatFromString(const QString &str)
+{
+    for (int i = 0; i < qimage_format_enum_names_count; ++i) {
+        if (str.compare(QLatin1String(qimage_format_enum_names[i]), Qt::CaseInsensitive) == 0) {
+            return (QImage::Format)(i);
+        }
+    }
+    return QImage::Format_Invalid;
+}
+
+QString formatToString(QImage::Format format)
+{
+    int index = int(format);
+    if (index > 0 && index < qimage_format_enum_names_count) {
+        return QLatin1String(qimage_format_enum_names[index]);
+    }
+    return QLatin1String("<unknown:") +
+        QString::number(index) +
+        QLatin1String(">");
+}
+

tests/imageconverter.cpp

@@ -32,29 +32,29 @@
 int main(int argc, char **argv)
 {
     QCoreApplication app(argc, argv);
-    QCoreApplication::addLibraryPath(QLatin1String(PLUGIN_DIR));
+    QCoreApplication::addLibraryPath(QStringLiteral(PLUGIN_DIR));
-    QCoreApplication::setApplicationName(QLatin1String("imageconverter"));
+    QCoreApplication::setApplicationName(QStringLiteral("imageconverter"));
-    QCoreApplication::setApplicationVersion(QLatin1String("1.01.01.0"));
+    QCoreApplication::setApplicationVersion(QStringLiteral("1.01.01.0"));
 
     QCommandLineParser parser;
-    parser.setApplicationDescription(QLatin1String("Converts images from one format to another"));
+    parser.setApplicationDescription(QStringLiteral("Converts images from one format to another"));
     parser.addHelpOption();
     parser.addVersionOption();
-    parser.addPositionalArgument(QLatin1String("in"), QLatin1String("input image file"));
+    parser.addPositionalArgument(QStringLiteral("in"), QStringLiteral("input image file"));
-    parser.addPositionalArgument(QLatin1String("out"), QLatin1String("output image file"));
+    parser.addPositionalArgument(QStringLiteral("out"), QStringLiteral("output image file"));
     QCommandLineOption informat(
-        QStringList() << QLatin1String("i") << QLatin1String("informat"),
+        QStringList() << QStringLiteral("i") << QStringLiteral("informat"),
-        QLatin1String("Image format for input file"),
+        QStringLiteral("Image format for input file"),
-        QLatin1String("format"));
+        QStringLiteral("format"));
     parser.addOption(informat);
     QCommandLineOption outformat(
-        QStringList() << QLatin1String("o") << QLatin1String("outformat"),
+        QStringList() << QStringLiteral("o") << QStringLiteral("outformat"),
-        QLatin1String("Image format for output file"),
+        QStringLiteral("Image format for output file"),
-        QLatin1String("format"));
+        QStringLiteral("format"));
     parser.addOption(outformat);
     QCommandLineOption listformats(
-        QStringList() << QLatin1String("l") << QLatin1String("list"),
+        QStringList() << QStringLiteral("l") << QStringLiteral("list"),
-        QLatin1String("List supported image formats"));
+        QStringLiteral("List supported image formats"));
     parser.addOption(listformats);
 
     parser.process(app);

tests/imagedump.cpp

@@ -0,0 +1,128 @@
+/*
+ * Copyright 2013  Alex Merry <alex.merry@kdemail.net>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) version 3, or any
+ * later version accepted by the membership of KDE e.V. (or its
+ * successor approved by the membership of KDE e.V.), which shall
+ * act as a proxy defined in Section 6 of version 3 of the license.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library.  If not, see
+ * <http://www.gnu.org/licenses/>.
+ */
+
+#include <stdio.h>
+
+#include <QCommandLineOption>
+#include <QCommandLineParser>
+#include <QCoreApplication>
+#include <QDebug>
+#include <QImageReader>
+#include <QFile>
+#include <QMetaObject>
+#include <QMetaEnum>
+#include <QTextStream>
+
+#include "format-enum.h"
+
+int main(int argc, char **argv)
+{
+    QCoreApplication app(argc, argv);
+    QCoreApplication::addLibraryPath(QStringLiteral(PLUGIN_DIR));
+    QCoreApplication::setApplicationName(QStringLiteral("imagedump"));
+    QCoreApplication::setApplicationVersion(QStringLiteral("1.0.0.0"));
+
+    QCommandLineParser parser;
+    parser.setApplicationDescription(QStringLiteral("Dumps the content of QImage::bits()"));
+    parser.addHelpOption();
+    parser.addVersionOption();
+    parser.addPositionalArgument(QStringLiteral("image"), QStringLiteral("image file"));
+    parser.addPositionalArgument(QStringLiteral("datafile"), QStringLiteral("file QImage data should be written to"));
+    QCommandLineOption informat(
+        QStringList() << QStringLiteral("f") << QStringLiteral("file-format"),
+        QStringLiteral("Image file format"),
+        QStringLiteral("format"));
+    parser.addOption(informat);
+    QCommandLineOption qimgformat(
+        QStringList() << QStringLiteral("q") << QStringLiteral("qimage-format"),
+        QStringLiteral("QImage data format"),
+        QStringLiteral("format"));
+    parser.addOption(qimgformat);
+    QCommandLineOption listformats(
+        QStringList() << QStringLiteral("l") << QStringLiteral("list-file-formats"),
+        QStringLiteral("List supported image file formats"));
+    parser.addOption(listformats);
+    QCommandLineOption listqformats(
+        QStringList() << QStringLiteral("p") << QStringLiteral("list-qimage-formats"),
+        QStringLiteral("List supported QImage data formats"));
+    parser.addOption(listqformats);
+
+    parser.process(app);
+
+    const QStringList files = parser.positionalArguments();
+
+    if (parser.isSet(listformats)) {
+        QTextStream out(stdout);
+        out << "File formats:\n";
+        foreach (const QByteArray &fmt, QImageReader::supportedImageFormats()) {
+            out << "  " << fmt << '\n';
+        }
+        return 0;
+    }
+    if (parser.isSet(listqformats)) {
+        QTextStream out(stdout);
+        out << "QImage formats:\n";
+        // skip QImage::Format_Invalid
+        for (int i = 1; i < qimage_format_enum_names_count; ++i) {
+            out << "  " << qimage_format_enum_names[i] << '\n';
+        }
+        return 0;
+    }
+
+    if (files.count() != 2) {
+        QTextStream(stderr) << "Must provide exactly two files\n";
+        parser.showHelp(1);
+    }
+    QImageReader reader(files.at(0), parser.value(informat).toLatin1());
+    QImage img = reader.read();
+    if (img.isNull()) {
+        QTextStream(stderr) << "Could not read image: "
+                            << reader.errorString() << '\n';
+        return 2;
+    }
+
+    QFile output(files.at(1));
+    if (!output.open(QIODevice::WriteOnly)) {
+        QTextStream(stderr) << "Could not open " << files.at(1)
+                            << " for writing: "
+                            << output.errorString() << '\n';
+        return 3;
+    }
+    if (parser.isSet(qimgformat)) {
+        QImage::Format qformat = formatFromString(parser.value(qimgformat));
+        if (qformat == QImage::Format_Invalid) {
+            QTextStream(stderr) << "Unknown QImage data format "
+                                << parser.value(qimgformat) << '\n';
+            return 4;
+        }
+        img = img.convertToFormat(qformat);
+    }
+    qint64 written = output.write(reinterpret_cast<const char *>(img.bits()), img.byteCount());
+    if (written != img.byteCount()) {
+        QTextStream(stderr) << "Could not write image data to " << files.at(1)
+                            << ":" << output.errorString() << "\n";
+        return 5;
+    }
+    QTextStream(stdout) << "Created " << files.at(1) << " with data format "
+                        << formatToString(img.format()) << "\n";
+
+    return 0;
+}