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Enable FileRef to detect file types by the actual content of a stream.

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FileRef doesn't work with ByteVectorStream as reported at #796, since ByteVectorStream is not associated with a file name and FileRef detects file types based on file extensions.
This commit makes FileRef to work with ByteVectorStream by enabling it to detect file types based on the actual content of a stream.
This commit is contained in:
Tsuda Kageyu
2017-02-03 17:52:27 +09:00
parent a5d9e49c49
commit 931bb042c3
35 changed files with 613 additions and 120 deletions
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104
tests/test_fileref.cpp
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@ -1,27 +1,27 @@
/***************************************************************************
copyright : (C) 2007 by Lukas Lalinsky
email : lukas@oxygene.sk
***************************************************************************/
copyright : (C) 2007 by Lukas Lalinsky
email : lukas@oxygene.sk
***************************************************************************/
/***************************************************************************
* This library is free software; you can redistribute it and/or modify *
* it under the terms of the GNU Lesser General Public License version *
* 2.1 as published by the Free Software Foundation. *
* *
* 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., 51 Franklin Street, Fifth Floor, Boston, MA *
* 02110-1301 USA *
* *
* Alternatively, this file is available under the Mozilla Public *
* License Version 1.1. You may obtain a copy of the License at *
* http://www.mozilla.org/MPL/ *
***************************************************************************/
* This library is free software; you can redistribute it and/or modify *
* it under the terms of the GNU Lesser General Public License version *
* 2.1 as published by the Free Software Foundation. *
* *
* 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., 51 Franklin Street, Fifth Floor, Boston, MA *
* 02110-1301 USA *
* *
* Alternatively, this file is available under the Mozilla Public *
* License Version 1.1. You may obtain a copy of the License at *
* http://www.mozilla.org/MPL/ *
***************************************************************************/
#include <string>
#include <stdio.h>
@ -39,9 +39,10 @@
#include <wavfile.h>
#include <apefile.h>
#include <aifffile.h>
#include <tfilestream.h>
#include <tbytevectorstream.h>
#include <cppunit/extensions/HelperMacros.h>
#include "utils.h"
#include <tfilestream.h>
using namespace std;
using namespace TagLib;
@ -129,6 +130,7 @@ public:
CPPUNIT_ASSERT_EQUAL(f.tag()->track(), (unsigned int)7);
CPPUNIT_ASSERT_EQUAL(f.tag()->year(), (unsigned int)2080);
}
{
FileStream fs(newname.c_str());
FileRef f(&fs);
@ -140,6 +142,64 @@ public:
CPPUNIT_ASSERT_EQUAL(f.tag()->album(), String("ialbummmm"));
CPPUNIT_ASSERT_EQUAL(f.tag()->track(), (unsigned int)7);
CPPUNIT_ASSERT_EQUAL(f.tag()->year(), (unsigned int)2080);
f.tag()->setArtist("test artist");
f.tag()->setTitle("test title");
f.tag()->setGenre("Test!");
f.tag()->setAlbum("albummmm");
f.tag()->setTrack(5);
f.tag()->setYear(2020);
f.save();
}
ByteVector fileContent;
{
FileStream fs(newname.c_str());
FileRef f(&fs);
CPPUNIT_ASSERT(dynamic_cast<T*>(f.file()));
CPPUNIT_ASSERT(!f.isNull());
CPPUNIT_ASSERT_EQUAL(f.tag()->artist(), String("test artist"));
CPPUNIT_ASSERT_EQUAL(f.tag()->title(), String("test title"));
CPPUNIT_ASSERT_EQUAL(f.tag()->genre(), String("Test!"));
CPPUNIT_ASSERT_EQUAL(f.tag()->album(), String("albummmm"));
CPPUNIT_ASSERT_EQUAL(f.tag()->track(), (unsigned int)5);
CPPUNIT_ASSERT_EQUAL(f.tag()->year(), (unsigned int)2020);
fs.seek(0);
fileContent = fs.readBlock(fs.length());
}
{
ByteVectorStream bs(fileContent);
FileRef f(&bs);
CPPUNIT_ASSERT(dynamic_cast<T*>(f.file()));
CPPUNIT_ASSERT(!f.isNull());
CPPUNIT_ASSERT_EQUAL(f.tag()->artist(), String("test artist"));
CPPUNIT_ASSERT_EQUAL(f.tag()->title(), String("test title"));
CPPUNIT_ASSERT_EQUAL(f.tag()->genre(), String("Test!"));
CPPUNIT_ASSERT_EQUAL(f.tag()->album(), String("albummmm"));
CPPUNIT_ASSERT_EQUAL(f.tag()->track(), (unsigned int)5);
CPPUNIT_ASSERT_EQUAL(f.tag()->year(), (unsigned int)2020);
f.tag()->setArtist("ttest artist");
f.tag()->setTitle("ytest title");
f.tag()->setGenre("uTest!");
f.tag()->setAlbum("ialbummmm");
f.tag()->setTrack(7);
f.tag()->setYear(2080);
f.save();
fileContent = *bs.data();
}
{
ByteVectorStream bs(fileContent);
FileRef f(&bs);
CPPUNIT_ASSERT(dynamic_cast<T*>(f.file()));
CPPUNIT_ASSERT(!f.isNull());
CPPUNIT_ASSERT_EQUAL(f.tag()->artist(), String("ttest artist"));
CPPUNIT_ASSERT_EQUAL(f.tag()->title(), String("ytest title"));
CPPUNIT_ASSERT_EQUAL(f.tag()->genre(), String("uTest!"));
CPPUNIT_ASSERT_EQUAL(f.tag()->album(), String("ialbummmm"));
CPPUNIT_ASSERT_EQUAL(f.tag()->track(), (unsigned int)7);
CPPUNIT_ASSERT_EQUAL(f.tag()->year(), (unsigned int)2080);
}
}