blob: d0f0194c3f6bf30d3ac0e0ec89f7f38dfe2ce324
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 AVFORMAT_SWF_H |
24 | #define AVFORMAT_SWF_H |
25 | |
26 | #include "config.h" |
27 | |
28 | #if CONFIG_ZLIB |
29 | #include <zlib.h> |
30 | #endif |
31 | |
32 | #include "libavutil/fifo.h" |
33 | #include "avformat.h" |
34 | #include "avio.h" |
35 | #include "internal.h" |
36 | |
37 | /* should have a generic way to indicate probable size */ |
38 | #define DUMMY_FILE_SIZE (100 * 1024 * 1024) |
39 | #define DUMMY_DURATION 600 /* in seconds */ |
40 | |
41 | enum { |
42 | TAG_END = 0, |
43 | TAG_SHOWFRAME = 1, |
44 | TAG_DEFINESHAPE = 2, |
45 | TAG_FREECHARACTER = 3, |
46 | TAG_PLACEOBJECT = 4, |
47 | TAG_REMOVEOBJECT = 5, |
48 | TAG_DEFINEBITS = 6, |
49 | TAG_DEFINEBUTTON = 7, |
50 | TAG_JPEGTABLES = 8, |
51 | TAG_SETBACKGROUNDCOLOR = 9, |
52 | TAG_DEFINEFONT = 10, |
53 | TAG_DEFINETEXT = 11, |
54 | TAG_DOACTION = 12, |
55 | TAG_DEFINEFONTINFO = 13, |
56 | TAG_DEFINESOUND = 14, |
57 | TAG_STARTSOUND = 15, |
58 | TAG_DEFINEBUTTONSOUND = 17, |
59 | TAG_STREAMHEAD = 18, |
60 | TAG_STREAMBLOCK = 19, |
61 | TAG_DEFINEBITSLOSSLESS = 20, |
62 | TAG_JPEG2 = 21, |
63 | TAG_DEFINESHAPE2 = 22, |
64 | TAG_DEFINEBUTTONCXFORM = 23, |
65 | TAG_PROTECT = 24, |
66 | TAG_PLACEOBJECT2 = 26, |
67 | TAG_REMOVEOBJECT2 = 28, |
68 | TAG_DEFINESHAPE3 = 32, |
69 | TAG_DEFINETEXT2 = 33, |
70 | TAG_DEFINEBUTTON2 = 34, |
71 | TAG_DEFINEBITSJPEG3 = 35, |
72 | TAG_DEFINEBITSLOSSLESS2 = 36, |
73 | TAG_DEFINEEDITTEXT = 37, |
74 | TAG_DEFINESPRITE = 39, |
75 | TAG_FRAMELABEL = 43, |
76 | TAG_STREAMHEAD2 = 45, |
77 | TAG_DEFINEMORPHSHAPE = 46, |
78 | TAG_DEFINEFONT2 = 48, |
79 | TAG_EXPORTASSETS = 56, |
80 | TAG_IMPORTASSETS = 57, |
81 | TAG_ENABLEDEBUGGER = 58, |
82 | TAG_DOINITACTION = 59, |
83 | TAG_VIDEOSTREAM = 60, |
84 | TAG_VIDEOFRAME = 61, |
85 | TAG_DEFINEFONTINFO2 = 62, |
86 | TAG_ENABLEDEBUGGER2 = 64, |
87 | TAG_SCRIPTLIMITS = 65, |
88 | TAG_SETTABINDEX = 66, |
89 | TAG_FILEATTRIBUTES = 69, |
90 | TAG_PLACEOBJECT3 = 70, |
91 | TAG_IMPORTASSETS2 = 71, |
92 | TAG_DEFINEFONTALIGNZONES = 73, |
93 | TAG_CSMTEXTSETTINGS = 74, |
94 | TAG_DEFINEFONT3 = 75, |
95 | TAG_SYMBOLCLASS = 76, |
96 | TAG_METADATA = 77, |
97 | TAG_DEFINESCALINGGRID = 78, |
98 | TAG_DOABC = 82, |
99 | TAG_DEFINESHAPE4 = 83, |
100 | TAG_DEFINEMORPHSHAPE2 = 84, |
101 | TAG_DEFINESCENEANDFRAMELABELDATA = 86, |
102 | TAG_DEFINEBINARYDATA = 87, |
103 | TAG_DEFINEFONTNAME = 88, |
104 | TAG_STARTSOUND2 = 89, |
105 | TAG_DEFINEBITSJPEG4 = 90, |
106 | TAG_DEFINEFONT4 = 91, |
107 | }; |
108 | |
109 | #define TAG_LONG 0x100 |
110 | |
111 | /* flags for shape definition */ |
112 | #define FLAG_MOVETO 0x01 |
113 | #define FLAG_SETFILL0 0x02 |
114 | #define FLAG_SETFILL1 0x04 |
115 | |
116 | #define AUDIO_FIFO_SIZE 65536 |
117 | |
118 | /* character id used */ |
119 | #define BITMAP_ID 0 |
120 | #define VIDEO_ID 0 |
121 | #define SHAPE_ID 1 |
122 | |
123 | typedef struct SWFContext { |
124 | int64_t duration_pos; |
125 | int64_t tag_pos; |
126 | int64_t vframes_pos; |
127 | int samples_per_frame; |
128 | int sound_samples; |
129 | int swf_frame_number; |
130 | int video_frame_number; |
131 | int frame_rate; |
132 | int tag; |
133 | AVFifoBuffer *audio_fifo; |
134 | AVCodecParameters *audio_par, *video_par; |
135 | AVStream *video_st; |
136 | #if CONFIG_ZLIB |
137 | #define ZBUF_SIZE 4096 |
138 | AVIOContext *zpb; |
139 | uint8_t *zbuf_in; |
140 | uint8_t *zbuf_out; |
141 | z_stream zstream; |
142 | #endif |
143 | } SWFContext; |
144 | |
145 | extern const AVCodecTag ff_swf_codec_tags[]; |
146 | |
147 | #endif /* AVFORMAT_SWF_H */ |
148 |