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MP2_0997.ZIP
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mp2_0997
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src
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mp2info.h
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C/C++ Source or Header
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1998-10-31
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1KB
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70 lines
#ifndef _MP2INFO_H_
#define _MP2INFO_H_
typedef struct
{
unsigned int sync : 12;
unsigned int id : 1;
unsigned int layer : 2;
unsigned int protection : 1;
unsigned int bitrate : 4;
unsigned int frequency : 2;
unsigned int padding : 1;
unsigned int private : 1;
unsigned int mode : 2;
unsigned int mode_ext : 2;
unsigned int copyright : 1;
unsigned int original : 1;
unsigned int emphasis : 2;
} FRAME_HEADER;
#define ID_LOWER 0
#define ID_NORMAL 1
#define LAYER_RESERVED 0
#define LAYER_I 1
#define LAYER_II 2
#define LAYER_III 3
#define PROT_CRC 0
#define PROT_NOCRC 1
#define PADDING_NO 0
#define PADDING_ADD 1
#define MODE_STEREO 0
#define MODE_JOINT 1
#define MODE_DUAL 2
#define MODE_MONO 3
#define MODE_EXT_SUB4 0
#define MODE_EXT_SUB8 1
#define MODE_EXT_SUB12 2
#define MODE_EXT_SUB16 3
#define NO_COPYRIGHT 0
#define COPYRIGHTED 1
#define COPY 0
#define ORIGINAL 1
#define NO_EMPHASIS 0
#define EMPHASIS_50_15 1
#define EMPHASIS_RESERVED 2
#define EMPHASIS_CCITT_J17 3
typedef struct
{
long bitrate,sample_frequency,filelength,timelength;
} MP2INFO;
#define MP2_NOERR 0
#define MP2ERR_SYNC 1
#define MP2ERR_MONO 2
#define MP2ERR_CRC 3
#define MP2ERR_OTHER 42
extern MP2INFO mp2info;
#endif /* _MP2INFO_H_ */