l3bitstream.h
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上传日期:2007-02-02
资源大小:6116k
文件大小:1k
源码类别:
流媒体/Mpeg4/MP4
开发平台:
Visual C++
- /**********************************************************************
- * ISO MPEG Audio Subgroup Software Simulation Group (1996)
- * ISO 13818-3 MPEG-2 Audio Encoder - Lower Sampling Frequency Extension
- *
- * $Id: l3bitstream.h,v 1.2 2001/06/01 22:26:00 wmay Exp $
- *
- * Revision 1.5 2000/03/21 23:02:17 markt
- * replaced all "gf." by gfp->
- *
- * Revision 1.4 2000/03/14 20:45:04 markt
- * removed "info" sturct. Removing fr_ps struct
- *
- * Revision 1.3 2000/02/01 11:26:32 takehiro
- * scalefactor's structure changed
- *
- * Revision 1.2 1999/12/03 09:45:30 takehiro
- * little bit cleanup
- *
- * Revision 1.1.1.1 1999/11/24 08:43:09 markt
- * initial checkin of LAME
- * Starting with LAME 3.57beta with some modifications
- *
- * Revision 1.1 1996/02/14 04:04:23 rowlands
- * Initial revision
- *
- * Received from Mike Coleman
- **********************************************************************/
- #ifndef L3_BITSTREAM_H
- #define L3_BITSTREAM_H
- #include "util.h"
- void III_format_bitstream( lame_global_flags *gfp,
- int bitsPerFrame,
- int l3_enc[2][2][576],
- III_side_info_t *l3_side,
- III_scalefac_t scalefac[2][2],
- Bit_stream_struc *in_bs);
- int HuffmanCode( int table_select, int x, int y, unsigned *code, unsigned int *extword, int *codebits, int *extbits );
- void III_FlushBitstream(void);
- int abs_and_sign( int *x ); /* returns signx and changes *x to abs(*x) */
- #endif