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authortpearson <tpearson@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2010-03-01 19:09:31 +0000
committertpearson <tpearson@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2010-03-01 19:09:31 +0000
commitf2cfda2a54780868dfe0af7bd652fcd4906547da (patch)
treec6ac23545528f5701818424f2af5f79ce3665e6c /src/metadata/m4a/mp4metabox.cpp
downloadsoundkonverter-f2cfda2a54780868dfe0af7bd652fcd4906547da.tar.gz
soundkonverter-f2cfda2a54780868dfe0af7bd652fcd4906547da.zip
Added KDE3 version of SoundKonverter
git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/applications/soundkonverter@1097614 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
Diffstat (limited to 'src/metadata/m4a/mp4metabox.cpp')
-rw-r--r--src/metadata/m4a/mp4metabox.cpp86
1 files changed, 86 insertions, 0 deletions
diff --git a/src/metadata/m4a/mp4metabox.cpp b/src/metadata/m4a/mp4metabox.cpp
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+/***************************************************************************
+ copyright : (C) 2002, 2003, 2006 by Jochen Issing
+ ***************************************************************************/
+
+/***************************************************************************
+ * 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 *
+ ***************************************************************************/
+
+#include <tlist.h>
+#include <iostream>
+#include "mp4metabox.h"
+#include "boxfactory.h"
+#include "mp4file.h"
+
+using namespace TagLib;
+
+class MP4::Mp4MetaBox::Mp4MetaBoxPrivate
+{
+public:
+ //! container for all boxes in meta box
+ TagLib::List<Mp4IsoBox*> metaBoxes;
+ //! a box factory for creating the appropriate boxes
+ MP4::BoxFactory boxfactory;
+}; // class Mp4MetaBoxPrivate
+
+MP4::Mp4MetaBox::Mp4MetaBox( TagLib::File* file, MP4::Fourcc fourcc, TagLib::uint size, long offset )
+ : Mp4IsoFullBox( file, fourcc, size, offset )
+{
+ d = new MP4::Mp4MetaBox::Mp4MetaBoxPrivate();
+}
+
+MP4::Mp4MetaBox::~Mp4MetaBox()
+{
+ TagLib::List<Mp4IsoBox*>::Iterator delIter;
+ for( delIter = d->metaBoxes.begin();
+ delIter != d->metaBoxes.end();
+ delIter++ )
+ {
+ delete *delIter;
+ }
+ delete d;
+}
+
+void MP4::Mp4MetaBox::parse()
+{
+ TagLib::MP4::File* mp4file = static_cast<MP4::File*>( file() );
+
+ TagLib::uint totalsize = 12; // initial size of box
+ // parse all contained boxes
+ TagLib::uint size;
+ MP4::Fourcc fourcc;
+
+ while( (mp4file->readSizeAndType( size, fourcc ) == true) )
+ {
+ totalsize += size;
+
+ // check for errors
+ if( totalsize > MP4::Mp4IsoBox::size() )
+ {
+ std::cerr << "Error in mp4 file " << mp4file->name() << " meta box contains bad box with name: " << fourcc.toString() << std::endl;
+ return;
+ }
+
+ // create the appropriate subclass and parse it
+ MP4::Mp4IsoBox* curbox = d->boxfactory.createInstance( mp4file, fourcc, size, mp4file->tell() );
+ curbox->parsebox();
+ d->metaBoxes.append( curbox );
+
+ // check for end of meta box
+ if( totalsize == MP4::Mp4IsoBox::size() )
+ break;
+ }
+}