codec_internal.h
资源名称:tcpmp.rar [点击查看]
上传用户:wstnjxml
上传日期:2014-04-03
资源大小:7248k
文件大小:3k
源码类别:
Windows CE
开发平台:
C/C++
- /********************************************************************
- * *
- * THIS FILE IS PART OF THE OggVorbis 'TREMOR' CODEC SOURCE CODE. *
- * *
- * USE, DISTRIBUTION AND REPRODUCTION OF THIS LIBRARY SOURCE IS *
- * GOVERNED BY A BSD-STYLE SOURCE LICENSE INCLUDED WITH THIS SOURCE *
- * IN 'COPYING'. PLEASE READ THESE TERMS BEFORE DISTRIBUTING. *
- * *
- * THE OggVorbis 'TREMOR' SOURCE CODE IS (C) COPYRIGHT 1994-2002 *
- * BY THE Xiph.Org FOUNDATION http://www.xiph.org/ *
- * *
- ********************************************************************
- function: libvorbis codec headers
- ********************************************************************/
- #ifndef _V_CODECI_H_
- #define _V_CODECI_H_
- #include "codebook.h"
- typedef void vorbis_look_mapping;
- typedef void vorbis_look_floor;
- typedef void vorbis_look_residue;
- typedef void vorbis_look_transform;
- /* mode ************************************************************/
- typedef struct {
- int blockflag;
- int windowtype;
- int transformtype;
- int mapping;
- } vorbis_info_mode;
- typedef void vorbis_info_floor;
- typedef void vorbis_info_residue;
- typedef void vorbis_info_mapping;
- typedef struct private_state {
- /* local lookup storage */
- const void *window[2];
- /* backend lookups are tied to the mode, not the backend or naked mapping */
- int modebits;
- vorbis_look_mapping **mode;
- ogg_int64_t sample_count;
- } private_state;
- /* codec_setup_info contains all the setup information specific to the
- specific compression/decompression mode in progress (eg,
- psychoacoustic settings, channel setup, options, codebook
- etc).
- *********************************************************************/
- typedef struct codec_setup_info {
- /* Vorbis supports only short and long blocks, but allows the
- encoder to choose the sizes */
- long blocksizes[2];
- /* modes are the primary means of supporting on-the-fly different
- blocksizes, different channel mappings (LR or M/A),
- different residue backends, etc. Each mode consists of a
- blocksize flag and a mapping (along with the mapping setup */
- int modes;
- int maps;
- int times;
- int floors;
- int residues;
- int books;
- vorbis_info_mode *mode_param[64];
- int map_type[64];
- vorbis_info_mapping *map_param[64];
- int time_type[64];
- int floor_type[64];
- vorbis_info_floor *floor_param[64];
- int residue_type[64];
- vorbis_info_residue *residue_param[64];
- static_codebook *book_param[256];
- codebook *fullbooks;
- int passlimit[32]; /* iteration limit per couple/quant pass */
- int coupling_passes;
- } codec_setup_info;
- #endif