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65 lines
2.0 KiB
65 lines
2.0 KiB
/* |
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* Common AAC and AC-3 parser prototypes |
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* Copyright (c) 2003 Fabrice Bellard |
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* Copyright (c) 2003 Michael Niedermayer |
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* |
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* This file is part of FFmpeg. |
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* |
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* FFmpeg is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; either |
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* version 2.1 of the License, or (at your option) any later version. |
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* |
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* FFmpeg is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public |
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* License along with FFmpeg; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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#ifndef AVCODEC_AAC_AC3_PARSER_H |
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#define AVCODEC_AAC_AC3_PARSER_H |
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#include <stdint.h> |
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#include "avcodec.h" |
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#include "parser.h" |
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typedef enum { |
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AAC_AC3_PARSE_ERROR_SYNC = -1, |
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AAC_AC3_PARSE_ERROR_BSID = -2, |
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AAC_AC3_PARSE_ERROR_SAMPLE_RATE = -3, |
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AAC_AC3_PARSE_ERROR_FRAME_SIZE = -4, |
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AAC_AC3_PARSE_ERROR_FRAME_TYPE = -5, |
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AAC_AC3_PARSE_ERROR_CRC = -6, |
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AAC_AC3_PARSE_ERROR_CHANNEL_CFG = -7, |
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} AACAC3ParseError; |
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typedef struct AACAC3ParseContext { |
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ParseContext pc; |
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int frame_size; |
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int header_size; |
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int (*sync)(uint64_t state, struct AACAC3ParseContext *hdr_info, |
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int *need_next_header, int *new_frame_start); |
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int channels; |
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int sample_rate; |
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int bit_rate; |
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int samples; |
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int64_t channel_layout; |
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int remaining_size; |
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uint64_t state; |
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int need_next_header; |
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enum CodecID codec_id; |
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} AACAC3ParseContext; |
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int ff_aac_ac3_parse(AVCodecParserContext *s1, |
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AVCodecContext *avctx, |
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const uint8_t **poutbuf, int *poutbuf_size, |
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const uint8_t *buf, int buf_size); |
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#endif /* AVCODEC_AAC_AC3_PARSER_H */
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