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54 lines
1.7 KiB
C
54 lines
1.7 KiB
C
/*
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* Common AAC and AC3 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 FFMPEG_AAC_AC3_PARSER_H
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#define FFMPEG_AAC_AC3_PARSER_H
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#include <stdint.h>
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#include "avcodec.h"
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typedef enum{
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FRAME_COMPLETE, ///< Complete frame, ends previous frame
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FRAME_START, ///< Frame start, ends previous frame
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FRAME_CONTINUATION ///< Part of the previous frame
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}AACAC3FrameFlag;
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typedef struct AACAC3ParseContext {
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uint8_t *inbuf_ptr;
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int frame_size;
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int header_size;
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int (*sync)(struct AACAC3ParseContext *hdr_info, AACAC3FrameFlag *flag);
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uint8_t inbuf[8192]; /* input buffer */
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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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} 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 /* FFMPEG_AAC_AC3_PARSER_H */
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