From a4b8295625fa6923f7856f1cb158cb8ebe890937 Mon Sep 17 00:00:00 2001
From: Kai Uwe Broulik <kde@privat.broulik.de>
Date: Sun, 31 Jan 2021 20:49:16 +0100
Subject: [PATCH] [imagedump] Add "list MIME type" (-m) option

Allows listing the supported mime types
---
 tests/imagedump.cpp | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/tests/imagedump.cpp b/tests/imagedump.cpp
index 17776cf..6f347e5 100644
--- a/tests/imagedump.cpp
+++ b/tests/imagedump.cpp
@@ -45,6 +45,10 @@ int main(int argc, char **argv)
         QStringList() << QStringLiteral("l") << QStringLiteral("list-file-formats"),
         QStringLiteral("List supported image file formats"));
     parser.addOption(listformats);
+    QCommandLineOption listmimetypes(
+        QStringList() << QStringLiteral("m") << QStringLiteral("list-mime-types"),
+        QStringLiteral("List supported image mime types"));
+    parser.addOption(listmimetypes);
     QCommandLineOption listqformats(
         QStringList() << QStringLiteral("p") << QStringLiteral("list-qimage-formats"),
         QStringLiteral("List supported QImage data formats"));
@@ -63,6 +67,15 @@ int main(int argc, char **argv)
         }
         return 0;
     }
+    if (parser.isSet(listmimetypes)) {
+        QTextStream out(stdout);
+        out << "MIME types:\n";
+        const auto lstSupportedMimeTypes = QImageReader::supportedMimeTypes();
+        for (const auto &fmt : lstSupportedMimeTypes) {
+            out << "  " << fmt << '\n';
+        }
+        return 0;
+    }
     if (parser.isSet(listqformats)) {
         QTextStream out(stdout);
         out << "QImage formats:\n";