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90 lines
2.7 KiB
90 lines
2.7 KiB
15 years ago
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/***************************************************************************
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copyright : (C) 2002, 2003, 2006 by Jochen Issing
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email : jochen.issing@isign-softart.de
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***************************************************************************/
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/***************************************************************************
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* This library is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU Lesser General Public License version *
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* 2.1 as published by the Free Software Foundation. *
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* *
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* This library is distributed in the hope that it will be useful, but *
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* WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
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* Lesser General Public License for more details. *
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* *
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* You should have received a copy of the GNU Lesser General Public *
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* License along with this library; if not, write to the Free Software *
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, *
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* MA 02110-1301 USA *
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***************************************************************************/
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#include "mp4propsproxy.h"
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using namespace TagLib;
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class MP4::Mp4PropsProxy::Mp4PropsProxyPrivate
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{
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public:
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//! the movie header box
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MP4::Mp4MvhdBox* mvhdbox;
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//! the sample table box
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MP4::Mp4AudioSampleEntry* audiosampleentry;
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};
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MP4::Mp4PropsProxy::Mp4PropsProxy()
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{
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d = new MP4::Mp4PropsProxy::Mp4PropsProxyPrivate();
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d->mvhdbox = 0;
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d->audiosampleentry = 0;
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}
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MP4::Mp4PropsProxy::~Mp4PropsProxy()
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{
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delete d;
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}
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TagLib::uint MP4::Mp4PropsProxy::seconds() const
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{
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if( d->mvhdbox )
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return static_cast<TagLib::uint>( d->mvhdbox->duration() / d->mvhdbox->timescale() );
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else
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return 0;
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}
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TagLib::uint MP4::Mp4PropsProxy::channels() const
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{
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if( d->audiosampleentry )
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return d->audiosampleentry->channels();
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else
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return 0;
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}
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TagLib::uint MP4::Mp4PropsProxy::sampleRate() const
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{
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if( d->audiosampleentry )
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return (d->audiosampleentry->samplerate()>>16);
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else
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return 0;
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}
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TagLib::uint MP4::Mp4PropsProxy::bitRate() const
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{
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if( d->audiosampleentry )
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return (d->audiosampleentry->bitrate());
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else
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return 0;
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}
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void MP4::Mp4PropsProxy::registerMvhd( MP4::Mp4MvhdBox* mvhdbox )
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{
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d->mvhdbox = mvhdbox;
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}
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void MP4::Mp4PropsProxy::registerAudioSampleEntry( MP4::Mp4AudioSampleEntry* audioSampleEntry )
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{
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d->audiosampleentry = audioSampleEntry;
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}
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