ae0ab690bd
git-svn-id: file:///srv/svn/repos/haiku/trunk/current@5796 a95241bf-73f2-0310-859d-f6bbb57e9c96
104 lines
2.4 KiB
C++
104 lines
2.4 KiB
C++
/******************************************************************************
|
|
|
|
File: SoundFile.h
|
|
|
|
Description: Interface for a format-insensitive sound file object.
|
|
|
|
Copyright 1995-97, Be Incorporated
|
|
|
|
******************************************************************************/
|
|
|
|
|
|
#ifndef _SOUND_FILE_H
|
|
#define _SOUND_FILE_H
|
|
|
|
#ifndef _BE_BUILD_H
|
|
#include <BeBuild.h>
|
|
#endif
|
|
#include <MediaDefs.h>
|
|
#include <Entry.h>
|
|
#include <File.h>
|
|
|
|
enum /* sound_format*/
|
|
{ B_UNKNOWN_FILE,
|
|
B_AIFF_FILE,
|
|
B_WAVE_FILE,
|
|
B_UNIX_FILE };
|
|
|
|
class BSoundFile {
|
|
|
|
public:
|
|
BSoundFile();
|
|
BSoundFile(const entry_ref *ref,
|
|
uint32 open_mode);
|
|
virtual ~BSoundFile();
|
|
|
|
status_t InitCheck() const;
|
|
|
|
status_t SetTo(const entry_ref *ref, uint32 open_mode);
|
|
|
|
int32 FileFormat() const;
|
|
int32 SamplingRate() const;
|
|
int32 CountChannels() const;
|
|
int32 SampleSize() const;
|
|
int32 ByteOrder() const;
|
|
int32 SampleFormat() const;
|
|
int32 FrameSize() const;
|
|
off_t CountFrames() const;
|
|
|
|
bool IsCompressed() const;
|
|
int32 CompressionType() const;
|
|
char *CompressionName() const;
|
|
|
|
virtual int32 SetFileFormat(int32 format);
|
|
virtual int32 SetSamplingRate(int32 fps);
|
|
virtual int32 SetChannelCount(int32 spf);
|
|
virtual int32 SetSampleSize(int32 bps);
|
|
virtual int32 SetByteOrder(int32 bord);
|
|
virtual int32 SetSampleFormat(int32 fmt);
|
|
virtual int32 SetCompressionType(int32 type);
|
|
virtual char *SetCompressionName(char *name);
|
|
virtual bool SetIsCompressed(bool tf);
|
|
virtual off_t SetDataLocation(off_t offset);
|
|
virtual off_t SetFrameCount(off_t count);
|
|
|
|
size_t ReadFrames(char *buf, size_t count);
|
|
size_t WriteFrames(char *buf, size_t count);
|
|
virtual off_t SeekToFrame(off_t n);
|
|
off_t FrameIndex() const;
|
|
off_t FramesRemaining() const;
|
|
|
|
BFile *fSoundFile;
|
|
|
|
private:
|
|
|
|
virtual void _ReservedSoundFile1();
|
|
virtual void _ReservedSoundFile2();
|
|
virtual void _ReservedSoundFile3();
|
|
|
|
int32 fFileFormat;
|
|
int32 fSamplingRate;
|
|
int32 fChannelCount;
|
|
int32 fSampleSize;
|
|
int32 fByteOrder;
|
|
int32 fSampleFormat;
|
|
|
|
off_t fByteOffset; /* offset to first sample */
|
|
|
|
off_t fFrameCount;
|
|
off_t fFrameIndex;
|
|
|
|
bool fIsCompressed;
|
|
int32 fCompressionType;
|
|
char *fCompressionName;
|
|
status_t fCStatus;
|
|
void _init_raw_stats();
|
|
status_t _ref_to_file(const entry_ref *ref);
|
|
BMediaFile *fMediaFile;
|
|
BMediaTrack *fMediaTrack;
|
|
uint32 _reserved[2];
|
|
};
|
|
|
|
|
|
#endif /* #ifndef _SOUND_FILE_H*/
|