ejakowatz
52a3801208
git-svn-id: file:///srv/svn/repos/haiku/trunk/current@10 a95241bf-73f2-0310-859d-f6bbb57e9c96
46 lines
1.1 KiB
C++
46 lines
1.1 KiB
C++
/***********************************************************************
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* AUTHOR: Marcus Overhagen
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* FILE: TrackReader.h
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* DESCR: The undocumented BTrackReader class,
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* used by BSound and the GameSound classes
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***********************************************************************/
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#if !defined(_TRACK_READER_H_)
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#define _TRACK_READER_H_
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namespace BPrivate
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{
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class BTrackReader
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{
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public:
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BTrackReader(BMediaTrack *, media_raw_audio_format const &);
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BTrackReader(BFile *, media_raw_audio_format const &);
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~BTrackReader();
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status_t InitCheck();
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int64 CountFrames(void);
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int32 FrameSize(void);
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status_t ReadFrames(void *in_buffer, int32 frame_count);
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status_t SeekToFrame(int64 *in_out_frame);
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BMediaTrack * Track(void);
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const media_raw_audio_format & Format(void) const;
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private:
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void SetToTrack(BMediaTrack *track);
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private:
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int32 fFrameSize;
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uint8 * fBuffer;
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int32 fBufferOffset;
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int32 fBufferUsedSize;
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BMediaFile *fMediaFile;
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BMediaTrack *fMediaTrack;
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media_raw_audio_format fFormat;
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};
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}; //namespace BPrivate
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#endif
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