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125 lines
2.8 KiB
C++
125 lines
2.8 KiB
C++
/*
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MIT License
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Copyright (c) 2016 Błażej Szczygieł
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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*/
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#ifndef WEBMDEMUXER_HPP
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#define WEBMDEMUXER_HPP
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#include <stddef.h>
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namespace mkvparser {
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class IMkvReader;
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class Segment;
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class Cluster;
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class Block;
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class BlockEntry;
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class VideoTrack;
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class AudioTrack;
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}
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class WebMFrame
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{
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WebMFrame(const WebMFrame &);
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void operator =(const WebMFrame &);
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public:
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WebMFrame();
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~WebMFrame();
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inline bool isValid() const
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{
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return bufferSize > 0;
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}
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long bufferSize, bufferCapacity;
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unsigned char *buffer;
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double time;
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bool key;
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};
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class WebMDemuxer
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{
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WebMDemuxer(const WebMDemuxer &);
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void operator =(const WebMDemuxer &);
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public:
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enum VIDEO_CODEC
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{
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NO_VIDEO,
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VIDEO_VP8,
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VIDEO_VP9
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};
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enum AUDIO_CODEC
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{
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NO_AUDIO,
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AUDIO_VORBIS,
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AUDIO_OPUS
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};
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WebMDemuxer(mkvparser::IMkvReader *reader, int videoTrack = 0, int audioTrack = 0);
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~WebMDemuxer();
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inline bool isOpen() const
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{
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return m_isOpen;
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}
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inline bool isEOS() const
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{
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return m_eos;
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}
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double getLength() const;
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VIDEO_CODEC getVideoCodec() const;
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int getWidth() const;
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int getHeight() const;
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AUDIO_CODEC getAudioCodec() const;
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const unsigned char *getAudioExtradata(size_t &size) const; // Needed for Vorbis
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double getSampleRate() const;
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int getChannels() const;
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int getAudioDepth() const;
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bool readFrame(WebMFrame *videoFrame, WebMFrame *audioFrame);
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private:
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inline bool notSupportedTrackNumber(long videoTrackNumber, long audioTrackNumber) const;
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mkvparser::IMkvReader *m_reader;
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mkvparser::Segment *m_segment;
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const mkvparser::Cluster *m_cluster;
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const mkvparser::Block *m_block;
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const mkvparser::BlockEntry *m_blockEntry;
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int m_blockFrameIndex;
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const mkvparser::VideoTrack *m_videoTrack;
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VIDEO_CODEC m_vCodec;
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const mkvparser::AudioTrack *m_audioTrack;
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AUDIO_CODEC m_aCodec;
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bool m_isOpen;
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bool m_eos;
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};
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#endif // WEBMDEMUXER_HPP
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