mirror of
https://github.com/FFmpeg/FFmpeg.git
synced 2024-12-23 12:43:46 +02:00
108 lines
2.7 KiB
C
108 lines
2.7 KiB
C
/*
|
|
* Flash Compatible Streaming Format common header.
|
|
* Copyright (c) 2000 Fabrice Bellard
|
|
* Copyright (c) 2003 Tinic Uro
|
|
*
|
|
* 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 AVFORMAT_SWF_H
|
|
#define AVFORMAT_SWF_H
|
|
|
|
#if CONFIG_ZLIB
|
|
#include <zlib.h>
|
|
#endif
|
|
|
|
#include "libavutil/fifo.h"
|
|
#include "avformat.h"
|
|
#include "avio.h"
|
|
#include "riff.h" /* for CodecTag */
|
|
|
|
/* should have a generic way to indicate probable size */
|
|
#define DUMMY_FILE_SIZE (100 * 1024 * 1024)
|
|
#define DUMMY_DURATION 600 /* in seconds */
|
|
|
|
#define TAG_END 0
|
|
#define TAG_SHOWFRAME 1
|
|
#define TAG_DEFINESHAPE 2
|
|
#define TAG_FREECHARACTER 3
|
|
#define TAG_PLACEOBJECT 4
|
|
#define TAG_REMOVEOBJECT 5
|
|
#define TAG_STREAMHEAD 18
|
|
#define TAG_STREAMBLOCK 19
|
|
#define TAG_JPEG2 21
|
|
#define TAG_PLACEOBJECT2 26
|
|
#define TAG_STREAMHEAD2 45
|
|
#define TAG_VIDEOSTREAM 60
|
|
#define TAG_VIDEOFRAME 61
|
|
#define TAG_FILEATTRIBUTES 69
|
|
|
|
#define TAG_LONG 0x100
|
|
|
|
/* flags for shape definition */
|
|
#define FLAG_MOVETO 0x01
|
|
#define FLAG_SETFILL0 0x02
|
|
#define FLAG_SETFILL1 0x04
|
|
|
|
#define AUDIO_FIFO_SIZE 65536
|
|
|
|
/* character id used */
|
|
#define BITMAP_ID 0
|
|
#define VIDEO_ID 0
|
|
#define SHAPE_ID 1
|
|
|
|
#undef NDEBUG
|
|
#include <assert.h>
|
|
|
|
typedef struct {
|
|
int64_t duration_pos;
|
|
int64_t tag_pos;
|
|
int64_t vframes_pos;
|
|
int samples_per_frame;
|
|
int sound_samples;
|
|
int swf_frame_number;
|
|
int video_frame_number;
|
|
int frame_rate;
|
|
int tag;
|
|
AVFifoBuffer *audio_fifo;
|
|
AVCodecContext *audio_enc, *video_enc;
|
|
#if CONFIG_ZLIB
|
|
AVIOContext *zpb;
|
|
#define ZBUF_SIZE 4096
|
|
uint8_t *zbuf_in;
|
|
uint8_t *zbuf_out;
|
|
z_stream zstream;
|
|
#endif
|
|
} SWFContext;
|
|
|
|
static const AVCodecTag swf_codec_tags[] = {
|
|
{CODEC_ID_FLV1, 0x02},
|
|
{CODEC_ID_VP6F, 0x04},
|
|
{CODEC_ID_NONE, 0},
|
|
};
|
|
|
|
static const AVCodecTag swf_audio_codec_tags[] = {
|
|
{CODEC_ID_PCM_S16LE, 0x00},
|
|
{CODEC_ID_ADPCM_SWF, 0x01},
|
|
{CODEC_ID_MP3, 0x02},
|
|
{CODEC_ID_PCM_S16LE, 0x03},
|
|
//{CODEC_ID_NELLYMOSER, 0x06},
|
|
{CODEC_ID_NONE, 0},
|
|
};
|
|
|
|
#endif /* AVFORMAT_SWF_H */
|