vlc.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:4k
源码类别:
Windows CE
开发平台:
C/C++
- /*****************************************************************************
- *
- * This program is free software ; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * $Id: vlc.h 287 2005-10-07 17:49:26Z picard $
- *
- * The Core Pocket Media Player
- * Copyright (c) 2004-2005 Gabor Kovacs
- *
- ****************************************************************************/
- #ifndef __VLC_H
- #define __VLC_H
- typedef uint16_t vlc;
- // item: code[32] bits[16] value[16]
- DLL bool_t vlcinit(vlc**, int* size, const void* code, bool_t code32, const uint16_t* data, int num, int escape, int bits);
- DLL void vlcdone(vlc**,int* size);
- #define vlcget2_pos(code, table, stream, bitpos, tmp, mask, bits)
- {
- bitload_pos(stream,bitpos);
- code = table[bitshow_pos(stream,bitpos,bits)];
- tmp = code >> 12;
- if (tmp >= 12)
- {
- bitflush_pos(stream,bitpos,bits);
- bitload_pos(stream,bitpos);
- tmp = (code >> 10) & 15;
- code = (code & 1023) << 3;
- code = table[code+bitshow_pos(stream,bitpos,tmp)];
- assert((code >> 12) < 12);
- tmp = code >> 12;
- }
- bitflush_pos(stream,bitpos,tmp);
- code &= mask;
- }
- #define vlcget3_pos(code, table, stream, bitpos, tmp, mask, bits)
- {
- bitload_pos(stream,bitpos);
- code = table[bitshow_pos(stream,bitpos,bits)];
- tmp = code >> 12;
- if (tmp >= 12)
- {
- const vlc *_table;
- bitflush_pos(stream,bitpos,bits);
- bitload_pos(stream,bitpos);
- tmp = (code >> 10) & 15;
- _table = table;
- _table += (code & 1023) << 3;
- code = _table[bitshow_pos(stream,bitpos,tmp)];
- if ((code >> 12) >= 12)
- {
- bitflush_pos(stream,bitpos,tmp);
- bitload_pos(stream,bitpos);
- tmp = (code >> 10) & 15;
- _table += (code & 1023) << 3;
- code = _table[bitshow_pos(stream,bitpos,tmp)];
- assert((code >> 12) < 12);
- }
- tmp = code >> 12;
- }
- bitflush_pos(stream,bitpos,tmp);
- code &= mask;
- }
- #define DECLARE_VLCGET3(BITS)
- static int vlcget3(const vlc* p, bitstream* stream)
- {
- int n,code;
- int bits = BITS;
- code = p[bitshow(stream,bits)];
- n = code >> 12;
- if (n >= 12)
- {
- bitflush(stream,bits);
- bits = (code >> 10) & 15;
- p += (code & 1023) << 3;
- code = p[bitshow(stream,bits)];
- n = code >> 12;
- if (n >= 12)
- {
- bitflush(stream,bits);
- bits = (code >> 10) & 15;
- p += (code & 1023) << 3;
- bitload(stream);
- code = p[bitshow(stream,bits)];
- n = code >> 12;
- assert(n < 12);
- }
- }
- bitflush(stream,n);
- return code & 0xFFF;
- }
- #define DECLARE_VLCGET2(BITS)
- static int vlcget2(const vlc* p, bitstream* stream)
- {
- int n,code;
- int bits = BITS;
- code = p[bitshow(stream,bits)];
- n = code >> 12;
- if (n >= 12)
- {
- bitflush(stream,bits);
- bits = (code >> 10) & 15;
- p += (code & 1023) << 3;
- code = p[bitshow(stream,bits)];
- n = code >> 12;
- assert(n < 12);
- }
- bitflush(stream,n);
- return code & 0xFFF;
- }
- #endif