From 150c9823e71a161e97003849cf8b2f55b21520bd Mon Sep 17 00:00:00 2001 From: Tim Redfern Date: Mon, 26 Aug 2013 15:10:18 +0100 Subject: adding ffmpeg specific version --- ffmpeg1/libavcodec/aac_ac3_parser.h | 66 +++++++++++++++++++++++++++++++++++++ 1 file changed, 66 insertions(+) create mode 100644 ffmpeg1/libavcodec/aac_ac3_parser.h (limited to 'ffmpeg1/libavcodec/aac_ac3_parser.h') diff --git a/ffmpeg1/libavcodec/aac_ac3_parser.h b/ffmpeg1/libavcodec/aac_ac3_parser.h new file mode 100644 index 0000000..ca49d2f --- /dev/null +++ b/ffmpeg1/libavcodec/aac_ac3_parser.h @@ -0,0 +1,66 @@ +/* + * Common AAC and AC-3 parser prototypes + * Copyright (c) 2003 Fabrice Bellard + * Copyright (c) 2003 Michael Niedermayer + * + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg 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 + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#ifndef AVCODEC_AAC_AC3_PARSER_H +#define AVCODEC_AAC_AC3_PARSER_H + +#include +#include "avcodec.h" +#include "parser.h" + +typedef enum { + AAC_AC3_PARSE_ERROR_SYNC = -1, + AAC_AC3_PARSE_ERROR_BSID = -2, + AAC_AC3_PARSE_ERROR_SAMPLE_RATE = -3, + AAC_AC3_PARSE_ERROR_FRAME_SIZE = -4, + AAC_AC3_PARSE_ERROR_FRAME_TYPE = -5, + AAC_AC3_PARSE_ERROR_CRC = -6, + AAC_AC3_PARSE_ERROR_CHANNEL_CFG = -7, +} AACAC3ParseError; + +typedef struct AACAC3ParseContext { + ParseContext pc; + int frame_size; + int header_size; + int (*sync)(uint64_t state, struct AACAC3ParseContext *hdr_info, + int *need_next_header, int *new_frame_start); + + int channels; + int sample_rate; + int bit_rate; + int samples; + uint64_t channel_layout; + int service_type; + + int remaining_size; + uint64_t state; + + int need_next_header; + enum AVCodecID codec_id; +} AACAC3ParseContext; + +int ff_aac_ac3_parse(AVCodecParserContext *s1, + AVCodecContext *avctx, + const uint8_t **poutbuf, int *poutbuf_size, + const uint8_t *buf, int buf_size); + +#endif /* AVCODEC_AAC_AC3_PARSER_H */ -- cgit v1.2.3