2 * H.26L/H.264/AVC/JVT/14496-10/... encoder/decoder
3 * Copyright (c) 2003 Michael Niedermayer <michaelni@gmx.at>
5 * This file is part of Libav.
7 * Libav is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
12 * Libav is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with Libav; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
24 * Context Adaptive Binary Arithmetic Coder.
27 #ifndef AVCODEC_CABAC_H
28 #define AVCODEC_CABAC_H
35 #define CABAC_MASK ((1<<CABAC_BITS)-1)
37 typedef struct CABACContext{
40 int outstanding_count;
41 const uint8_t *bytestream_start;
42 const uint8_t *bytestream;
43 const uint8_t *bytestream_end;
47 void ff_init_cabac_encoder(CABACContext *c, uint8_t *buf, int buf_size);
48 void ff_init_cabac_decoder(CABACContext *c, const uint8_t *buf, int buf_size);
49 void ff_init_cabac_states(CABACContext *c);
51 #endif /* AVCODEC_CABAC_H */