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https://git.ffmpeg.org/ffmpeg.git
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97 lines
2.5 KiB
C
97 lines
2.5 KiB
C
/*
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* Flash Compatible Streaming Format common header.
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* Copyright (c) 2000 Fabrice Bellard
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* Copyright (c) 2003 Tinic Uro
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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 AVFORMAT_SWF_H
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#define AVFORMAT_SWF_H
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#include "libavutil/fifo.h"
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#include "avformat.h"
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#include "avio.h"
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#include "riff.h" /* for CodecTag */
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/* should have a generic way to indicate probable size */
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#define DUMMY_FILE_SIZE (100 * 1024 * 1024)
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#define DUMMY_DURATION 600 /* in seconds */
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#define TAG_END 0
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#define TAG_SHOWFRAME 1
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#define TAG_DEFINESHAPE 2
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#define TAG_FREECHARACTER 3
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#define TAG_PLACEOBJECT 4
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#define TAG_REMOVEOBJECT 5
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#define TAG_STREAMHEAD 18
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#define TAG_STREAMBLOCK 19
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#define TAG_JPEG2 21
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#define TAG_PLACEOBJECT2 26
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#define TAG_STREAMHEAD2 45
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#define TAG_VIDEOSTREAM 60
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#define TAG_VIDEOFRAME 61
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#define TAG_FILEATTRIBUTES 69
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#define TAG_LONG 0x100
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/* flags for shape definition */
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#define FLAG_MOVETO 0x01
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#define FLAG_SETFILL0 0x02
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#define FLAG_SETFILL1 0x04
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#define AUDIO_FIFO_SIZE 65536
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/* character id used */
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#define BITMAP_ID 0
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#define VIDEO_ID 0
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#define SHAPE_ID 1
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#undef NDEBUG
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#include <assert.h>
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typedef struct {
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int64_t duration_pos;
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int64_t tag_pos;
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int64_t vframes_pos;
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int samples_per_frame;
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int sound_samples;
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int swf_frame_number;
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int video_frame_number;
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int frame_rate;
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int tag;
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AVFifoBuffer *audio_fifo;
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AVCodecContext *audio_enc, *video_enc;
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} SWFContext;
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static const AVCodecTag swf_codec_tags[] = {
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{CODEC_ID_FLV1, 0x02},
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{CODEC_ID_VP6F, 0x04},
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{0, 0},
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};
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static const AVCodecTag swf_audio_codec_tags[] = {
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{CODEC_ID_PCM_S16LE, 0x00},
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{CODEC_ID_ADPCM_SWF, 0x01},
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{CODEC_ID_MP3, 0x02},
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{CODEC_ID_PCM_S16LE, 0x03},
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//{CODEC_ID_NELLYMOSER, 0x06},
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{0, 0},
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};
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#endif /* AVFORMAT_SWF_H */
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