4ae2b90ef3901b630820d6e1e8ebc3eee6cf4d38
[libav.git] / libavformat / swf.h
1 /*
2 * Flash Compatible Streaming Format common header.
3 * Copyright (c) 2000 Fabrice Bellard.
4 * Copyright (c) 2003 Tinic Uro.
5 *
6 * This file is part of FFmpeg.
7 *
8 * FFmpeg is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public
10 * License as published by the Free Software Foundation; either
11 * version 2.1 of the License, or (at your option) any later version.
12 *
13 * FFmpeg is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Lesser General Public License for more details.
17 *
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with FFmpeg; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21 */
22
23 #ifndef FFMPEG_SWF_H
24 #define FFMPEG_SWF_H
25
26 #include "libavutil/fifo.h"
27 #include "avformat.h"
28 #include "avio.h"
29 #include "riff.h" /* for CodecTag */
30
31 /* should have a generic way to indicate probable size */
32 #define DUMMY_FILE_SIZE (100 * 1024 * 1024)
33 #define DUMMY_DURATION 600 /* in seconds */
34
35 #define TAG_END 0
36 #define TAG_SHOWFRAME 1
37 #define TAG_DEFINESHAPE 2
38 #define TAG_FREECHARACTER 3
39 #define TAG_PLACEOBJECT 4
40 #define TAG_REMOVEOBJECT 5
41 #define TAG_STREAMHEAD 18
42 #define TAG_STREAMBLOCK 19
43 #define TAG_JPEG2 21
44 #define TAG_PLACEOBJECT2 26
45 #define TAG_STREAMHEAD2 45
46 #define TAG_VIDEOSTREAM 60
47 #define TAG_VIDEOFRAME 61
48 #define TAG_FILEATTRIBUTES 69
49
50 #define TAG_LONG 0x100
51
52 /* flags for shape definition */
53 #define FLAG_MOVETO 0x01
54 #define FLAG_SETFILL0 0x02
55 #define FLAG_SETFILL1 0x04
56
57 #define AUDIO_FIFO_SIZE 65536
58
59 /* character id used */
60 #define BITMAP_ID 0
61 #define VIDEO_ID 0
62 #define SHAPE_ID 1
63
64 #undef NDEBUG
65 #include <assert.h>
66
67 typedef struct {
68 int audio_stream_index;
69 offset_t duration_pos;
70 offset_t tag_pos;
71 offset_t vframes_pos;
72 int samples_per_frame;
73 int sound_samples;
74 int swf_frame_number;
75 int video_frame_number;
76 int frame_rate;
77 int tag;
78 AVFifoBuffer audio_fifo;
79 AVCodecContext *audio_enc, *video_enc;
80 } SWFContext;
81
82 static const AVCodecTag swf_codec_tags[] = {
83 {CODEC_ID_FLV1, 0x02},
84 {CODEC_ID_VP6F, 0x04},
85 {0, 0},
86 };
87
88 static const AVCodecTag swf_audio_codec_tags[] = {
89 {CODEC_ID_PCM_S16LE, 0x00},
90 {CODEC_ID_ADPCM_SWF, 0x01},
91 {CODEC_ID_MP3, 0x02},
92 {CODEC_ID_PCM_S16LE, 0x03},
93 //{CODEC_ID_NELLYMOSER, 0x06},
94 {0, 0},
95 };
96
97 #endif /* FFMPEG_SWF_H */