quantize.h
资源名称:NETVIDEO.rar [点击查看]
上传用户:sun1608
上传日期:2007-02-02
资源大小:6116k
文件大小:2k
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: quantize.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 21:01:47 markt
- * removed fr_ps struct
- *
- * Revision 1.3 2000/02/01 14:09:14 takehiro
- * code clean up. changed definition of structure to optimize array index calculation
- *
- * Revision 1.2 2000/02/01 11:26:32 takehiro
- * scalefactor's structure changed
- *
- * Revision 1.1.1.1 1999/11/24 08:43:45 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 LOOP_DOT_H
- #define LOOP_DOT_H
- #include "util.h"
- #include "l3side.h"
- /**********************************************************************
- * date programmers comment *
- * 25. 6.92 Toshiyuki Ishino Ver 1.0 *
- * 29.10.92 Masahiro Iwadare Ver 2.0 *
- * 17. 4.93 Masahiro Iwadare Updated for IS Modification *
- * *
- *********************************************************************/
- extern int cont_flag;
- extern int pretab[];
- void iteration_loop( lame_global_flags *gfp,
- FLOAT8 pe[2][2], FLOAT8 ms_ratio[2],
- FLOAT8 xr_org[2][2][576], III_psy_ratio ratio[2][2],
- III_side_info_t *l3_side, int l3_enc[2][2][576],
- III_scalefac_t scalefac[2][2]);
- void VBR_iteration_loop( lame_global_flags *gfp,
- FLOAT8 pe[2][2], FLOAT8 ms_ratio[2],
- FLOAT8 xr_org[2][2][576], III_psy_ratio ratio[2][2],
- III_side_info_t *l3_side, int l3_enc[2][2][576],
- III_scalefac_t scalefac[2][2]);
- #define maximum(A,B) ( (A) > (B) ? (A) : (B) )
- #define minimum(A,B) ( (A) < (B) ? (A) : (B) )
- #define signum( A ) ( (A) > 0 ? 1 : -1 )
- extern int bit_buffer[50000];
- #endif