2 * Common AAC and AC-3 parser prototypes
3 * Copyright (c) 2003 Fabrice Bellard
4 * Copyright (c) 2003 Michael Niedermayer
6 * This file is part of FFmpeg.
8 * FFmpeg is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public
10 * License as published by the Free Software Foundation; either
11 * version 2.1 of the License, or (at your option) any later version.
13 * FFmpeg is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Lesser General Public License for more details.
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with FFmpeg; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
23 #ifndef AVCODEC_AAC_AC3_PARSER_H
24 #define AVCODEC_AAC_AC3_PARSER_H
31 AAC_AC3_PARSE_ERROR_SYNC = -1,
32 AAC_AC3_PARSE_ERROR_BSID = -2,
33 AAC_AC3_PARSE_ERROR_SAMPLE_RATE = -3,
34 AAC_AC3_PARSE_ERROR_FRAME_SIZE = -4,
35 AAC_AC3_PARSE_ERROR_FRAME_TYPE = -5,
36 AAC_AC3_PARSE_ERROR_CRC = -6,
37 AAC_AC3_PARSE_ERROR_CHANNEL_CFG = -7,
40 typedef struct AACAC3ParseContext {
44 int (*sync)(uint64_t state, struct AACAC3ParseContext *hdr_info,
45 int *need_next_header, int *new_frame_start);
51 int64_t channel_layout;
57 enum CodecID codec_id;
60 int ff_aac_ac3_parse(AVCodecParserContext *s1,
61 AVCodecContext *avctx,
62 const uint8_t **poutbuf, int *poutbuf_size,
63 const uint8_t *buf, int buf_size);
65 #endif /* AVCODEC_AAC_AC3_PARSER_H */