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57 lines
2.0 KiB
57 lines
2.0 KiB
/* |
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* RIFF codec tags |
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* copyright (c) 2000 Fabrice Bellard |
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* |
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* This file is part of Libav. |
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* |
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* Libav 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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* Libav 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 Libav; 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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/** |
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* @file |
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* internal header for RIFF based (de)muxers |
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* do NOT include this in end user applications |
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*/ |
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#ifndef AVFORMAT_RIFF_H |
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#define AVFORMAT_RIFF_H |
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#include "libavcodec/avcodec.h" |
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#include "avio.h" |
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#include "internal.h" |
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int64_t ff_start_tag(AVIOContext *pb, const char *tag); |
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void ff_end_tag(AVIOContext *pb, int64_t start); |
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/** |
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* Read BITMAPINFOHEADER structure and set AVStream codec width, height and |
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* bits_per_encoded_sample fields. Does not read extradata. |
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* @return codec tag |
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*/ |
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int ff_get_bmp_header(AVIOContext *pb, AVStream *st); |
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void ff_put_bmp_header(AVIOContext *pb, AVCodecContext *enc, const AVCodecTag *tags, int for_asf); |
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int ff_put_wav_header(AVIOContext *pb, AVCodecContext *enc); |
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enum CodecID ff_wav_codec_get_id(unsigned int tag, int bps); |
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int ff_get_wav_header(AVIOContext *pb, AVCodecContext *codec, int size); |
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extern const AVCodecTag ff_codec_bmp_tags[]; |
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extern const AVCodecTag ff_codec_wav_tags[]; |
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unsigned int ff_codec_get_tag(const AVCodecTag *tags, enum CodecID id); |
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enum CodecID ff_codec_get_id(const AVCodecTag *tags, unsigned int tag); |
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void ff_parse_specific_params(AVCodecContext *stream, int *au_rate, int *au_ssize, int *au_scale); |
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#endif /* AVFORMAT_RIFF_H */
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