KMVC (used in Worms games) decoder. Works fine with samples from MPHQ
[libav.git] / libavformat / avienc.c
CommitLineData
de6d9b64
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1/*
2 * AVI encoder.
19720f15 3 * Copyright (c) 2000 Fabrice Bellard.
de6d9b64 4 *
19720f15
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5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Lesser General Public
7 * License as published by the Free Software Foundation; either
8 * version 2 of the License, or (at your option) any later version.
de6d9b64 9 *
19720f15 10 * This library is distributed in the hope that it will be useful,
de6d9b64 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19720f15
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12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Lesser General Public License for more details.
de6d9b64 14 *
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15 * You should have received a copy of the GNU Lesser General Public
16 * License along with this library; if not, write to the Free Software
5509bffa 17 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
de6d9b64 18 */
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19#include "avformat.h"
20#include "avi.h"
21
22/*
115329f1 23 * TODO:
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24 * - fill all fields if non streamed (nb_frames for example)
25 */
26
a9e35095 27#ifdef CONFIG_MUXERS
e738cee9 28typedef struct AVIIentry {
de6d9b64 29 unsigned int flags, pos, len;
e738cee9
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30} AVIIentry;
31
32#define AVI_INDEX_CLUSTER_SIZE 16384
33
34typedef struct AVIIndex {
35 offset_t indx_start;
36 int entry;
37 int ents_allocated;
38 AVIIentry** cluster;
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39} AVIIndex;
40
41typedef struct {
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42 offset_t riff_start, movi_list, odml_list;
43 offset_t frames_hdr_all, frames_hdr_strm[MAX_STREAMS];
86bec9a1 44 int audio_strm_length[MAX_STREAMS];
e738cee9 45 int riff_id;
50c3dd32 46 int packet_count[MAX_STREAMS];
e738cee9
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47
48 AVIIndex indexes[MAX_STREAMS];
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49} AVIContext;
50
115329f1 51static inline AVIIentry* avi_get_ientry(AVIIndex* idx, int ent_id)
e738cee9
RS
52{
53 int cl = ent_id / AVI_INDEX_CLUSTER_SIZE;
54 int id = ent_id % AVI_INDEX_CLUSTER_SIZE;
55 return &idx->cluster[cl][id];
56}
57
0570bf06 58offset_t start_tag(ByteIOContext *pb, const char *tag)
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59{
60 put_tag(pb, tag);
61 put_le32(pb, 0);
62 return url_ftell(pb);
63}
64
65void end_tag(ByteIOContext *pb, offset_t start)
66{
67 offset_t pos;
68
69 pos = url_ftell(pb);
70 url_fseek(pb, start - 4, SEEK_SET);
0c1a9eda 71 put_le32(pb, (uint32_t)(pos - start));
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72 url_fseek(pb, pos, SEEK_SET);
73}
a9e35095 74#endif //CONFIG_MUXERS
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75
76/* Note: when encoding, the first matching tag is used, so order is
77 important if multiple tags possible for a given codec. */
0570bf06 78const CodecTag codec_bmp_tags[] = {
cc15c931 79 { CODEC_ID_H264, MKTAG('H', '2', '6', '4') },
0bb0289c
GP
80 { CODEC_ID_H264, MKTAG('h', '2', '6', '4') },
81 { CODEC_ID_H264, MKTAG('X', '2', '6', '4') },
82 { CODEC_ID_H264, MKTAG('x', '2', '6', '4') },
83 { CODEC_ID_H264, MKTAG('a', 'v', 'c', '1') },
7dc1bea3 84 { CODEC_ID_H264, MKTAG('V', 'S', 'S', 'H') },
cc15c931 85
95c79a24
J
86 { CODEC_ID_H263, MKTAG('H', '2', '6', '3') },
87 { CODEC_ID_H263P, MKTAG('H', '2', '6', '3') },
de6d9b64 88 { CODEC_ID_H263I, MKTAG('I', '2', '6', '3') }, /* intel h263 */
c931e608 89 { CODEC_ID_H261, MKTAG('H', '2', '6', '1') },
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90
91 /* added based on MPlayer */
a05c8d71 92 { CODEC_ID_H263P, MKTAG('U', '2', '6', '3') },
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93 { CODEC_ID_H263P, MKTAG('v', 'i', 'v', '1') },
94
420370d4 95 { CODEC_ID_MPEG4, MKTAG('F', 'M', 'P', '4')},
b1d89f82 96 { CODEC_ID_MPEG4, MKTAG('D', 'I', 'V', 'X'), .invalid_asf = 1 },
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MR
97 { CODEC_ID_MPEG4, MKTAG('D', 'X', '5', '0'), .invalid_asf = 1 },
98 { CODEC_ID_MPEG4, MKTAG('X', 'V', 'I', 'D'), .invalid_asf = 1 },
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MN
99 { CODEC_ID_MPEG4, MKTAG('M', 'P', '4', 'S') },
100 { CODEC_ID_MPEG4, MKTAG('M', '4', 'S', '2') },
58f26ba9 101 { CODEC_ID_MPEG4, MKTAG(0x04, 0, 0, 0) }, /* some broken avi use this */
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102
103 /* added based on MPlayer */
104 { CODEC_ID_MPEG4, MKTAG('D', 'I', 'V', '1') },
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105 { CODEC_ID_MPEG4, MKTAG('B', 'L', 'Z', '0') },
106 { CODEC_ID_MPEG4, MKTAG('m', 'p', '4', 'v') },
107 { CODEC_ID_MPEG4, MKTAG('U', 'M', 'P', '4') },
2d2651f8 108 { CODEC_ID_MPEG4, MKTAG('W', 'V', '1', 'F') },
d9d434b8 109 { CODEC_ID_MPEG4, MKTAG('S', 'E', 'D', 'G') },
a05c8d71 110
c2ca19d7
MN
111 { CODEC_ID_MPEG4, MKTAG('R', 'M', 'P', '4') },
112
b1d89f82 113 { CODEC_ID_MSMPEG4V3, MKTAG('D', 'I', 'V', '3'), .invalid_asf = 1 }, /* default signature when using MSMPEG4 */
115329f1 114 { CODEC_ID_MSMPEG4V3, MKTAG('M', 'P', '4', '3') },
a05c8d71
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115
116 /* added based on MPlayer */
115329f1
DB
117 { CODEC_ID_MSMPEG4V3, MKTAG('M', 'P', 'G', '3') },
118 { CODEC_ID_MSMPEG4V3, MKTAG('D', 'I', 'V', '5') },
119 { CODEC_ID_MSMPEG4V3, MKTAG('D', 'I', 'V', '6') },
120 { CODEC_ID_MSMPEG4V3, MKTAG('D', 'I', 'V', '4') },
121 { CODEC_ID_MSMPEG4V3, MKTAG('A', 'P', '4', '1') },
122 { CODEC_ID_MSMPEG4V3, MKTAG('C', 'O', 'L', '1') },
123 { CODEC_ID_MSMPEG4V3, MKTAG('C', 'O', 'L', '0') },
a05c8d71 124
115329f1 125 { CODEC_ID_MSMPEG4V2, MKTAG('M', 'P', '4', '2') },
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126
127 /* added based on MPlayer */
128 { CODEC_ID_MSMPEG4V2, MKTAG('D', 'I', 'V', '2') },
a05c8d71 129
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DB
130 { CODEC_ID_MSMPEG4V1, MKTAG('M', 'P', 'G', '4') },
131
132 { CODEC_ID_WMV1, MKTAG('W', 'M', 'V', '1') },
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133
134 /* added based on MPlayer */
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DB
135 { CODEC_ID_WMV2, MKTAG('W', 'M', 'V', '2') },
136 { CODEC_ID_DVVIDEO, MKTAG('d', 'v', 's', 'd') },
137 { CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'h', 'd') },
138 { CODEC_ID_DVVIDEO, MKTAG('d', 'v', 's', 'l') },
ce9fce63 139 { CODEC_ID_DVVIDEO, MKTAG('d', 'v', '2', '5') },
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DB
140 { CODEC_ID_MPEG1VIDEO, MKTAG('m', 'p', 'g', '1') },
141 { CODEC_ID_MPEG1VIDEO, MKTAG('m', 'p', 'g', '2') },
142 { CODEC_ID_MPEG2VIDEO, MKTAG('m', 'p', 'g', '2') },
143 { CODEC_ID_MPEG1VIDEO, MKTAG('P', 'I', 'M', '1') },
144 { CODEC_ID_MPEG1VIDEO, MKTAG('V', 'C', 'R', '2') },
145 { CODEC_ID_MPEG1VIDEO, 0x10000001 },
146 { CODEC_ID_MPEG2VIDEO, 0x10000002 },
afbb5ce4 147 { CODEC_ID_MPEG2VIDEO, MKTAG('D', 'V', 'R', ' ') },
bb15f7fd 148 { CODEC_ID_MJPEG, MKTAG('M', 'J', 'P', 'G') },
ccafe7b1 149 { CODEC_ID_MJPEG, MKTAG('L', 'J', 'P', 'G') },
5b9d235f 150 { CODEC_ID_LJPEG, MKTAG('L', 'J', 'P', 'G') },
ccafe7b1 151 { CODEC_ID_MJPEG, MKTAG('J', 'P', 'G', 'L') }, /* Pegasus lossless JPEG */
26d6d032
BL
152 { CODEC_ID_MJPEG, MKTAG('M', 'J', 'L', 'S') }, /* JPEG-LS custom FOURCC for avi - decoder */
153 { CODEC_ID_JPEGLS, MKTAG('M', 'J', 'L', 'S') }, /* JPEG-LS custom FOURCC for avi - encoder */
f560dd82 154 { CODEC_ID_HUFFYUV, MKTAG('H', 'F', 'Y', 'U') },
f37b9768 155 { CODEC_ID_FFVHUFF, MKTAG('F', 'F', 'V', 'H') },
1e711bd6 156 { CODEC_ID_CYUV, MKTAG('C', 'Y', 'U', 'V') },
e8b478c1 157 { CODEC_ID_RAWVIDEO, MKTAG('I', '4', '2', '0') },
d57d8cbc
MN
158 { CODEC_ID_RAWVIDEO, MKTAG('Y', 'U', 'Y', '2') },
159 { CODEC_ID_RAWVIDEO, MKTAG('Y', '4', '2', '2') },
160 { CODEC_ID_RAWVIDEO, MKTAG('U', 'Y', 'V', 'Y') },
161 { CODEC_ID_RAWVIDEO, MKTAG('I', 'Y', 'U', 'V') },
deabd4fd
MM
162 { CODEC_ID_INDEO3, MKTAG('I', 'V', '3', '1') },
163 { CODEC_ID_INDEO3, MKTAG('I', 'V', '3', '2') },
d86053a4 164 { CODEC_ID_VP3, MKTAG('V', 'P', '3', '1') },
d3f28f05 165 { CODEC_ID_VP3, MKTAG('V', 'P', '3', '0') },
9ca9fce1 166 { CODEC_ID_ASV1, MKTAG('A', 'S', 'V', '1') },
8d876a43 167 { CODEC_ID_ASV2, MKTAG('A', 'S', 'V', '2') },
be3564ed 168 { CODEC_ID_VCR1, MKTAG('V', 'C', 'R', '1') },
7408ad05 169 { CODEC_ID_FFV1, MKTAG('F', 'F', 'V', '1') },
9e8cd0db 170 { CODEC_ID_XAN_WC4, MKTAG('X', 'x', 'a', 'n') },
2fdf638b
MM
171 { CODEC_ID_MSRLE, MKTAG('m', 'r', 'l', 'e') },
172 { CODEC_ID_MSRLE, MKTAG(0x1, 0x0, 0x0, 0x0) },
173 { CODEC_ID_MSVIDEO1, MKTAG('M', 'S', 'V', 'C') },
174 { CODEC_ID_MSVIDEO1, MKTAG('m', 's', 'v', 'c') },
175 { CODEC_ID_MSVIDEO1, MKTAG('C', 'R', 'A', 'M') },
176 { CODEC_ID_MSVIDEO1, MKTAG('c', 'r', 'a', 'm') },
177 { CODEC_ID_MSVIDEO1, MKTAG('W', 'H', 'A', 'M') },
178 { CODEC_ID_MSVIDEO1, MKTAG('w', 'h', 'a', 'm') },
179 { CODEC_ID_CINEPAK, MKTAG('c', 'v', 'i', 'd') },
b7cbfc23 180 { CODEC_ID_TRUEMOTION1, MKTAG('D', 'U', 'C', 'K') },
a273bbfb
RT
181 { CODEC_ID_MSZH, MKTAG('M', 'S', 'Z', 'H') },
182 { CODEC_ID_ZLIB, MKTAG('Z', 'L', 'I', 'B') },
791e7b83 183 { CODEC_ID_SNOW, MKTAG('S', 'N', 'O', 'W') },
7585aa5c 184 { CODEC_ID_4XM, MKTAG('4', 'X', 'M', 'V') },
ee777235 185 { CODEC_ID_FLV1, MKTAG('F', 'L', 'V', '1') },
d9171299 186 { CODEC_ID_SVQ1, MKTAG('s', 'v', 'q', '1') },
9d53d58e 187 { CODEC_ID_TSCC, MKTAG('t', 's', 'c', 'c') },
d0a0bbd2 188 { CODEC_ID_ULTI, MKTAG('U', 'L', 'T', 'I') },
ab711b3c 189 { CODEC_ID_VIXL, MKTAG('V', 'I', 'X', 'L') },
acfd8f0f
MM
190 { CODEC_ID_QPEG, MKTAG('Q', 'P', 'E', 'G') },
191 { CODEC_ID_QPEG, MKTAG('Q', '1', '.', '0') },
192 { CODEC_ID_QPEG, MKTAG('Q', '1', '.', '1') },
b636365a 193 { CODEC_ID_WMV3, MKTAG('W', 'M', 'V', '3') },
9c7fb608 194 { CODEC_ID_LOCO, MKTAG('L', 'O', 'C', 'O') },
a8a15e9d 195 { CODEC_ID_WNV1, MKTAG('W', 'N', 'V', '1') },
589f8220 196 { CODEC_ID_AASC, MKTAG('A', 'A', 'S', 'C') },
856dbbff 197 { CODEC_ID_INDEO2, MKTAG('R', 'T', '2', '1') },
b81f8949 198 { CODEC_ID_FRAPS, MKTAG('F', 'P', 'S', '1') },
3a1d8db3 199 { CODEC_ID_THEORA, MKTAG('t', 'h', 'e', 'o') },
64af6168 200 { CODEC_ID_TRUEMOTION2, MKTAG('T', 'M', '2', '0') },
e0f80bd7 201 { CODEC_ID_CSCD, MKTAG('C', 'S', 'C', 'D') },
9c8d8e84 202 { CODEC_ID_ZMBV, MKTAG('Z', 'M', 'B', 'V') },
fd7b1991 203 { CODEC_ID_KMVC, MKTAG('K', 'M', 'V', 'C') },
627c50b7 204 { CODEC_ID_RAWVIDEO, 0 },
fb7a2bf6 205 { CODEC_ID_NONE, 0 },
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206};
207
a266644f 208unsigned int codec_get_tag(const CodecTag *tags, int id)
de6d9b64 209{
fb7a2bf6 210 while (tags->id != CODEC_ID_NONE) {
de6d9b64
FB
211 if (tags->id == id)
212 return tags->tag;
213 tags++;
214 }
215 return 0;
216}
217
7fea94ce 218static unsigned int codec_get_asf_tag(const CodecTag *tags, unsigned int id)
2727c35e 219{
fb7a2bf6 220 while (tags->id != CODEC_ID_NONE) {
2727c35e
PG
221 if (!tags->invalid_asf && tags->id == id)
222 return tags->tag;
223 tags++;
224 }
225 return 0;
226}
227
5d234974 228enum CodecID codec_get_id(const CodecTag *tags, unsigned int tag)
de6d9b64 229{
fb7a2bf6 230 while (tags->id != CODEC_ID_NONE) {
77efa159
MN
231 if( toupper((tag >> 0)&0xFF) == toupper((tags->tag >> 0)&0xFF)
232 && toupper((tag >> 8)&0xFF) == toupper((tags->tag >> 8)&0xFF)
233 && toupper((tag >>16)&0xFF) == toupper((tags->tag >>16)&0xFF)
234 && toupper((tag >>24)&0xFF) == toupper((tags->tag >>24)&0xFF))
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235 return tags->id;
236 tags++;
237 }
5d234974 238 return CODEC_ID_NONE;
de6d9b64
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239}
240
241unsigned int codec_get_bmp_tag(int id)
242{
243 return codec_get_tag(codec_bmp_tags, id);
244}
245
3aa180b8
AB
246unsigned int codec_get_wav_tag(int id)
247{
248 return codec_get_tag(codec_wav_tags, id);
249}
250
251enum CodecID codec_get_bmp_id(unsigned int tag)
252{
253 return codec_get_id(codec_bmp_tags, tag);
254}
255
256enum CodecID codec_get_wav_id(unsigned int tag)
257{
258 return codec_get_id(codec_wav_tags, tag);
259}
260
a9e35095 261#ifdef CONFIG_MUXERS
de6d9b64 262/* BITMAPINFOHEADER header */
0570bf06 263void put_bmp_header(ByteIOContext *pb, AVCodecContext *enc, const CodecTag *tags, int for_asf)
de6d9b64 264{
952c69c4 265 put_le32(pb, 40 + enc->extradata_size); /* size */
de6d9b64
FB
266 put_le32(pb, enc->width);
267 put_le32(pb, enc->height);
268 put_le16(pb, 1); /* planes */
115329f1 269
952c69c4 270 put_le16(pb, enc->bits_per_sample ? enc->bits_per_sample : 24); /* depth */
de6d9b64 271 /* compression type */
649b918c 272 put_le32(pb, for_asf ? (enc->codec_tag ? enc->codec_tag : codec_get_asf_tag(tags, enc->codec_id)) : enc->codec_tag); //
de6d9b64
FB
273 put_le32(pb, enc->width * enc->height * 3);
274 put_le32(pb, 0);
275 put_le32(pb, 0);
276 put_le32(pb, 0);
277 put_le32(pb, 0);
115329f1 278
952c69c4
MN
279 put_buffer(pb, enc->extradata, enc->extradata_size);
280
281 if (enc->extradata_size & 1)
282 put_byte(pb, 0);
de6d9b64
FB
283}
284
1d92cc2b 285void ff_parse_specific_params(AVCodecContext *stream, int *au_rate, int *au_ssize, int *au_scale)
86bec9a1 286{
359fa0fe
MN
287 int gcd;
288
289 *au_ssize= stream->block_align;
290 if(stream->frame_size && stream->sample_rate){
291 *au_scale=stream->frame_size;
292 *au_rate= stream->sample_rate;
293 }else if(stream->codec_type == CODEC_TYPE_VIDEO){
c0df9d75
MN
294 *au_scale= stream->time_base.num;
295 *au_rate = stream->time_base.den;
359fa0fe
MN
296 }else{
297 *au_scale= stream->block_align ? stream->block_align*8 : 8;
298 *au_rate = stream->bit_rate;
86bec9a1 299 }
359fa0fe
MN
300 gcd= ff_gcd(*au_scale, *au_rate);
301 *au_scale /= gcd;
302 *au_rate /= gcd;
86bec9a1
J
303}
304
115329f1 305static offset_t avi_start_new_riff(AVIContext *avi, ByteIOContext *pb,
ce9fce63
RS
306 const char* riff_tag, const char* list_tag)
307{
308 offset_t loff;
e738cee9 309 int i;
115329f1 310
e738cee9
RS
311 avi->riff_id++;
312 for (i=0; i<MAX_STREAMS; i++)
313 avi->indexes[i].entry = 0;
115329f1 314
ce9fce63
RS
315 avi->riff_start = start_tag(pb, "RIFF");
316 put_tag(pb, riff_tag);
317 loff = start_tag(pb, "LIST");
318 put_tag(pb, list_tag);
319 return loff;
320}
321
115329f1 322static unsigned char* avi_stream2fourcc(unsigned char* tag, int index,
e738cee9
RS
323 enum CodecType type)
324{
325 tag[0] = '0';
326 tag[1] = '0' + index;
327 if (type == CODEC_TYPE_VIDEO) {
328 tag[2] = 'd';
329 tag[3] = 'c';
330 } else {
331 tag[2] = 'w';
332 tag[3] = 'b';
333 }
334 tag[4] = '\0';
335 return tag;
336}
337
de6d9b64
FB
338static int avi_write_header(AVFormatContext *s)
339{
c9a65ca8 340 AVIContext *avi = s->priv_data;
de6d9b64 341 ByteIOContext *pb = &s->pb;
86bec9a1 342 int bitrate, n, i, nb_frames, au_byterate, au_ssize, au_scale;
de6d9b64
FB
343 AVCodecContext *stream, *video_enc;
344 offset_t list1, list2, strh, strf;
345
de6d9b64 346 /* header list */
e738cee9 347 avi->riff_id = 0;
ce9fce63 348 list1 = avi_start_new_riff(avi, pb, "AVI ", "hdrl");
de6d9b64
FB
349
350 /* avi header */
351 put_tag(pb, "avih");
352 put_le32(pb, 14 * 4);
353 bitrate = 0;
354
355 video_enc = NULL;
356 for(n=0;n<s->nb_streams;n++) {
01f4895c 357 stream = s->streams[n]->codec;
de6d9b64
FB
358 bitrate += stream->bit_rate;
359 if (stream->codec_type == CODEC_TYPE_VIDEO)
360 video_enc = stream;
361 }
115329f1 362
de6d9b64
FB
363 nb_frames = 0;
364
850742d7 365 if(video_enc){
c0df9d75 366 put_le32(pb, (uint32_t)(int64_t_C(1000000) * video_enc->time_base.num / video_enc->time_base.den));
850742d7 367 } else {
bb270c08 368 put_le32(pb, 0);
850742d7 369 }
de6d9b64
FB
370 put_le32(pb, bitrate / 8); /* XXX: not quite exact */
371 put_le32(pb, 0); /* padding */
a2a2668d 372 if (url_is_streamed(pb))
bb270c08 373 put_le32(pb, AVIF_TRUSTCKTYPE | AVIF_ISINTERLEAVED); /* flags */
a2a2668d 374 else
bb270c08 375 put_le32(pb, AVIF_TRUSTCKTYPE | AVIF_HASINDEX | AVIF_ISINTERLEAVED); /* flags */
86bec9a1 376 avi->frames_hdr_all = url_ftell(pb); /* remember this offset to fill later */
de6d9b64
FB
377 put_le32(pb, nb_frames); /* nb frames, filled later */
378 put_le32(pb, 0); /* initial frame */
379 put_le32(pb, s->nb_streams); /* nb streams */
380 put_le32(pb, 1024 * 1024); /* suggested buffer size */
115329f1 381 if(video_enc){
98740f5a
MN
382 put_le32(pb, video_enc->width);
383 put_le32(pb, video_enc->height);
850742d7 384 } else {
bb270c08
DB
385 put_le32(pb, 0);
386 put_le32(pb, 0);
115329f1 387 }
de6d9b64
FB
388 put_le32(pb, 0); /* reserved */
389 put_le32(pb, 0); /* reserved */
390 put_le32(pb, 0); /* reserved */
391 put_le32(pb, 0); /* reserved */
115329f1 392
de6d9b64
FB
393 /* stream list */
394 for(i=0;i<n;i++) {
395 list2 = start_tag(pb, "LIST");
396 put_tag(pb, "strl");
115329f1 397
01f4895c 398 stream = s->streams[i]->codec;
de6d9b64 399
e8750b00
FR
400 /* FourCC should really be set by the codec itself */
401 if (! stream->codec_tag) {
402 stream->codec_tag = codec_get_bmp_tag(stream->codec_id);
403 }
404
de6d9b64
FB
405 /* stream generic header */
406 strh = start_tag(pb, "strh");
407 switch(stream->codec_type) {
1d92cc2b
MN
408 case CODEC_TYPE_VIDEO: put_tag(pb, "vids"); break;
409 case CODEC_TYPE_AUDIO: put_tag(pb, "auds"); break;
410// case CODEC_TYPE_TEXT : put_tag(pb, "txts"); break;
411 case CODEC_TYPE_DATA : put_tag(pb, "dats"); break;
de6d9b64 412 }
1d92cc2b
MN
413 if(stream->codec_type == CODEC_TYPE_VIDEO)
414 put_le32(pb, stream->codec_tag);
415 else
416 put_le32(pb, 1);
417 put_le32(pb, 0); /* flags */
418 put_le16(pb, 0); /* priority */
419 put_le16(pb, 0); /* language */
420 put_le32(pb, 0); /* initial frame */
421
422 ff_parse_specific_params(stream, &au_byterate, &au_ssize, &au_scale);
423
424 put_le32(pb, au_scale); /* scale */
425 put_le32(pb, au_byterate); /* rate */
426 av_set_pts_info(s->streams[i], 64, au_scale, au_byterate);
427
428 put_le32(pb, 0); /* start */
429 avi->frames_hdr_strm[i] = url_ftell(pb); /* remember this offset to fill later */
bb270c08
DB
430 if (url_is_streamed(pb))
431 put_le32(pb, AVI_MAX_RIFF_SIZE); /* FIXME: this may be broken, but who cares */
432 else
433 put_le32(pb, 0); /* length, XXX: filled later */
115329f1 434
1d92cc2b
MN
435 /* suggested buffer size */ //FIXME set at the end to largest chunk
436 if(stream->codec_type == CODEC_TYPE_VIDEO)
115329f1 437 put_le32(pb, 1024 * 1024);
1d92cc2b 438 else if(stream->codec_type == CODEC_TYPE_AUDIO)
115329f1 439 put_le32(pb, 12 * 1024);
1d92cc2b 440 else
115329f1 441 put_le32(pb, 0);
1d92cc2b
MN
442 put_le32(pb, -1); /* quality */
443 put_le32(pb, au_ssize); /* sample size */
444 put_le32(pb, 0);
445 put_le16(pb, stream->width);
446 put_le16(pb, stream->height);
de6d9b64
FB
447 end_tag(pb, strh);
448
1d92cc2b 449 if(stream->codec_type != CODEC_TYPE_DATA){
de6d9b64
FB
450 strf = start_tag(pb, "strf");
451 switch(stream->codec_type) {
452 case CODEC_TYPE_VIDEO:
bb270c08 453 put_bmp_header(pb, stream, codec_bmp_tags, 0);
de6d9b64
FB
454 break;
455 case CODEC_TYPE_AUDIO:
46a3d068 456 if (put_wav_header(pb, stream) < 0) {
1ea4f593 457 av_free(avi);
46a3d068
FB
458 return -1;
459 }
de6d9b64 460 break;
53cafac0 461 default:
71c32f19 462 return -1;
de6d9b64
FB
463 }
464 end_tag(pb, strf);
1d92cc2b 465 }
115329f1 466
bb270c08
DB
467 if (!url_is_streamed(pb)) {
468 unsigned char tag[5];
469 int j;
115329f1
DB
470
471 /* Starting to lay out AVI OpenDML master index.
bb270c08
DB
472 * We want to make it JUNK entry for now, since we'd
473 * like to get away without making AVI an OpenDML one
474 * for compatibility reasons.
475 */
476 avi->indexes[i].entry = avi->indexes[i].ents_allocated = 0;
477 avi->indexes[i].indx_start = start_tag(pb, "JUNK");
478 put_le16(pb, 4); /* wLongsPerEntry */
479 put_byte(pb, 0); /* bIndexSubType (0 == frame index) */
480 put_byte(pb, 0); /* bIndexType (0 == AVI_INDEX_OF_INDEXES) */
481 put_le32(pb, 0); /* nEntriesInUse (will fill out later on) */
482 put_tag(pb, avi_stream2fourcc(&tag[0], i, stream->codec_type));
483 /* dwChunkId */
484 put_le64(pb, 0); /* dwReserved[3]
485 put_le32(pb, 0); Must be 0. */
486 for (j=0; j < AVI_MASTER_INDEX_SIZE * 2; j++)
487 put_le64(pb, 0);
488 end_tag(pb, avi->indexes[i].indx_start);
489 }
115329f1 490
de6d9b64
FB
491 end_tag(pb, list2);
492 }
115329f1 493
e738cee9
RS
494 if (!url_is_streamed(pb)) {
495 /* AVI could become an OpenDML one, if it grows beyond 2Gb range */
496 avi->odml_list = start_tag(pb, "JUNK");
497 put_tag(pb, "odml");
498 put_tag(pb, "dmlh");
499 put_le32(pb, 248);
500 for (i = 0; i < 248; i+= 4)
501 put_le32(pb, 0);
502 end_tag(pb, avi->odml_list);
503 }
de6d9b64
FB
504
505 end_tag(pb, list1);
115329f1 506
de6d9b64 507 avi->movi_list = start_tag(pb, "LIST");
de6d9b64
FB
508 put_tag(pb, "movi");
509
510 put_flush_packet(pb);
511
512 return 0;
513}
514
e738cee9
RS
515static int avi_write_ix(AVFormatContext *s)
516{
517 ByteIOContext *pb = &s->pb;
518 AVIContext *avi = s->priv_data;
519 unsigned char tag[5];
520 unsigned char ix_tag[] = "ix00";
521 int i, j;
115329f1 522
9eb40bcf 523 assert(!url_is_streamed(pb));
a2a2668d 524
e738cee9
RS
525 if (avi->riff_id > AVI_MASTER_INDEX_SIZE)
526 return -1;
115329f1 527
e738cee9 528 for (i=0;i<s->nb_streams;i++) {
bb270c08 529 offset_t ix, pos;
115329f1 530
bb270c08
DB
531 avi_stream2fourcc(&tag[0], i, s->streams[i]->codec->codec_type);
532 ix_tag[3] = '0' + i;
115329f1 533
bb270c08
DB
534 /* Writing AVI OpenDML leaf index chunk */
535 ix = url_ftell(pb);
536 put_tag(pb, &ix_tag[0]); /* ix?? */
537 put_le32(pb, avi->indexes[i].entry * 8 + 24);
538 /* chunk size */
e738cee9 539 put_le16(pb, 2); /* wLongsPerEntry */
bb270c08
DB
540 put_byte(pb, 0); /* bIndexSubType (0 == frame index) */
541 put_byte(pb, 1); /* bIndexType (1 == AVI_INDEX_OF_CHUNKS) */
542 put_le32(pb, avi->indexes[i].entry);
543 /* nEntriesInUse */
544 put_tag(pb, &tag[0]); /* dwChunkId */
545 put_le64(pb, avi->movi_list);/* qwBaseOffset */
546 put_le32(pb, 0); /* dwReserved_3 (must be 0) */
e738cee9
RS
547
548 for (j=0; j<avi->indexes[i].entry; j++) {
549 AVIIentry* ie = avi_get_ientry(&avi->indexes[i], j);
bb270c08
DB
550 put_le32(pb, ie->pos + 8);
551 put_le32(pb, ((uint32_t)ie->len & ~0x80000000) |
552 (ie->flags & 0x10 ? 0 : 0x80000000));
e738cee9 553 }
bb270c08 554 put_flush_packet(pb);
e738cee9 555 pos = url_ftell(pb);
115329f1 556
bb270c08
DB
557 /* Updating one entry in the AVI OpenDML master index */
558 url_fseek(pb, avi->indexes[i].indx_start - 8, SEEK_SET);
559 put_tag(pb, "indx"); /* enabling this entry */
560 url_fskip(pb, 8);
561 put_le32(pb, avi->riff_id); /* nEntriesInUse */
562 url_fskip(pb, 16*avi->riff_id);
563 put_le64(pb, ix); /* qwOffset */
564 put_le32(pb, pos - ix); /* dwSize */
565 put_le32(pb, avi->indexes[i].entry); /* dwDuration */
566
567 url_fseek(pb, pos, SEEK_SET);
e738cee9
RS
568 }
569 return 0;
570}
571
572static int avi_write_idx1(AVFormatContext *s)
ce9fce63
RS
573{
574 ByteIOContext *pb = &s->pb;
575 AVIContext *avi = s->priv_data;
576 offset_t file_size, idx_chunk;
e738cee9 577 int i, n, nb_frames, au_byterate, au_ssize, au_scale;
ce9fce63 578 AVCodecContext *stream;
e738cee9 579 unsigned char tag[5];
ce9fce63
RS
580
581 if (!url_is_streamed(pb)) {
bb270c08
DB
582 AVIIentry* ie = 0, *tie;
583 int entry[MAX_STREAMS];
584 int empty, stream_id = -1;
585
586 idx_chunk = start_tag(pb, "idx1");
587 memset(&entry[0], 0, sizeof(entry));
588 do {
589 empty = 1;
590 for (i=0; i<s->nb_streams; i++) {
591 if (avi->indexes[i].entry <= entry[i])
592 continue;
593
594 tie = avi_get_ientry(&avi->indexes[i], entry[i]);
595 if (empty || tie->pos < ie->pos) {
596 ie = tie;
597 stream_id = i;
598 }
599 empty = 0;
600 }
601 if (!empty) {
602 avi_stream2fourcc(&tag[0], stream_id,
603 s->streams[stream_id]->codec->codec_type);
604 put_tag(pb, &tag[0]);
605 put_le32(pb, ie->flags);
e738cee9
RS
606 put_le32(pb, ie->pos);
607 put_le32(pb, ie->len);
bb270c08
DB
608 entry[stream_id]++;
609 }
610 } while (!empty);
611 end_tag(pb, idx_chunk);
ce9fce63
RS
612
613 /* Fill in frame/sample counters */
bb270c08 614 file_size = url_ftell(pb);
ce9fce63
RS
615 nb_frames = 0;
616 for(n=0;n<s->nb_streams;n++) {
61452d56 617 assert(avi->frames_hdr_strm[n]);
01f4895c 618 stream = s->streams[n]->codec;
ce9fce63 619 url_fseek(pb, avi->frames_hdr_strm[n], SEEK_SET);
1d92cc2b 620 ff_parse_specific_params(stream, &au_byterate, &au_ssize, &au_scale);
359fa0fe 621 if (au_ssize == 0) {
82e415b1 622 put_le32(pb, avi->packet_count[n]);
ce9fce63 623 } else {
359fa0fe 624 put_le32(pb, avi->audio_strm_length[n] / au_ssize);
ce9fce63 625 }
61452d56
MN
626 if(stream->codec_type == CODEC_TYPE_VIDEO)
627 nb_frames = FFMAX(nb_frames, avi->packet_count[n]);
ce9fce63 628 }
61452d56
MN
629 assert(avi->frames_hdr_all);
630 url_fseek(pb, avi->frames_hdr_all, SEEK_SET);
631 put_le32(pb, nb_frames);
ce9fce63
RS
632 url_fseek(pb, file_size, SEEK_SET);
633 }
634 return 0;
635}
636
e928649b 637static int avi_write_packet(AVFormatContext *s, AVPacket *pkt)
de6d9b64
FB
638{
639 AVIContext *avi = s->priv_data;
640 ByteIOContext *pb = &s->pb;
de6d9b64 641 unsigned char tag[5];
e928649b 642 unsigned int flags=0;
e928649b 643 const int stream_index= pkt->stream_index;
01f4895c 644 AVCodecContext *enc= s->streams[stream_index]->codec;
e928649b 645 int size= pkt->size;
ce9fce63 646
50c3dd32 647// av_log(s, AV_LOG_DEBUG, "%lld %d %d\n", pkt->dts, avi->packet_count[stream_index], stream_index);
16543599 648 while(enc->block_align==0 && pkt->dts != AV_NOPTS_VALUE && pkt->dts > avi->packet_count[stream_index]){
50c3dd32
MN
649 AVPacket empty_packet;
650
651 av_init_packet(&empty_packet);
652 empty_packet.size= 0;
653 empty_packet.data= NULL;
654 empty_packet.stream_index= stream_index;
655 avi_write_packet(s, &empty_packet);
656// av_log(s, AV_LOG_DEBUG, "dup %lld %d\n", pkt->dts, avi->packet_count[stream_index]);
657 }
658 avi->packet_count[stream_index]++;
659
a2a2668d 660 // Make sure to put an OpenDML chunk when the file size exceeds the limits
115329f1 661 if (!url_is_streamed(pb) &&
bb270c08 662 (url_ftell(pb) - avi->riff_start > AVI_MAX_RIFF_SIZE)) {
115329f1 663
e738cee9
RS
664 avi_write_ix(s);
665 end_tag(pb, avi->movi_list);
115329f1 666
bb270c08
DB
667 if (avi->riff_id == 1)
668 avi_write_idx1(s);
e738cee9 669
bb270c08
DB
670 end_tag(pb, avi->riff_start);
671 avi->movi_list = avi_start_new_riff(avi, pb, "AVIX", "movi");
ce9fce63 672 }
115329f1 673
e738cee9 674 avi_stream2fourcc(&tag[0], stream_index, enc->codec_type);
e928649b
MN
675 if(pkt->flags&PKT_FLAG_KEY)
676 flags = 0x10;
e738cee9 677 if (enc->codec_type == CODEC_TYPE_AUDIO) {
86bec9a1 678 avi->audio_strm_length[stream_index] += size;
e928649b 679 }
de6d9b64
FB
680
681 if (!url_is_streamed(&s->pb)) {
e738cee9 682 AVIIndex* idx = &avi->indexes[stream_index];
bb270c08
DB
683 int cl = idx->entry / AVI_INDEX_CLUSTER_SIZE;
684 int id = idx->entry % AVI_INDEX_CLUSTER_SIZE;
e738cee9 685 if (idx->ents_allocated <= idx->entry) {
bb270c08
DB
686 idx->cluster = av_realloc(idx->cluster, (cl+1)*sizeof(void*));
687 if (!idx->cluster)
688 return -1;
e738cee9 689 idx->cluster[cl] = av_malloc(AVI_INDEX_CLUSTER_SIZE*sizeof(AVIIentry));
bb270c08
DB
690 if (!idx->cluster[cl])
691 return -1;
692 idx->ents_allocated += AVI_INDEX_CLUSTER_SIZE;
693 }
115329f1 694
bb270c08 695 idx->cluster[cl][id].flags = flags;
e738cee9
RS
696 idx->cluster[cl][id].pos = url_ftell(pb) - avi->movi_list;
697 idx->cluster[cl][id].len = size;
bb270c08 698 idx->entry++;
de6d9b64 699 }
115329f1 700
de6d9b64
FB
701 put_buffer(pb, tag, 4);
702 put_le32(pb, size);
e928649b 703 put_buffer(pb, pkt->data, size);
de6d9b64
FB
704 if (size & 1)
705 put_byte(pb, 0);
706
707 put_flush_packet(pb);
708 return 0;
709}
710
711static int avi_write_trailer(AVFormatContext *s)
712{
de6d9b64 713 AVIContext *avi = s->priv_data;
ce9fce63
RS
714 ByteIOContext *pb = &s->pb;
715 int res = 0;
e738cee9
RS
716 int i, j, n, nb_frames;
717 offset_t file_size;
718
a2a2668d
AB
719 if (!url_is_streamed(pb))
720 {
e738cee9
RS
721 if (avi->riff_id == 1) {
722 end_tag(pb, avi->movi_list);
723 res = avi_write_idx1(s);
bb270c08 724 end_tag(pb, avi->riff_start);
e738cee9
RS
725 } else {
726 avi_write_ix(s);
727 end_tag(pb, avi->movi_list);
bb270c08 728 end_tag(pb, avi->riff_start);
de6d9b64 729
de6d9b64 730 file_size = url_ftell(pb);
bb270c08
DB
731 url_fseek(pb, avi->odml_list - 8, SEEK_SET);
732 put_tag(pb, "LIST"); /* Making this AVI OpenDML one */
733 url_fskip(pb, 16);
ce9fce63
RS
734
735 for (n=nb_frames=0;n<s->nb_streams;n++) {
01f4895c 736 AVCodecContext *stream = s->streams[n]->codec;
ce9fce63 737 if (stream->codec_type == CODEC_TYPE_VIDEO) {
82e415b1
MN
738 if (nb_frames < avi->packet_count[n])
739 nb_frames = avi->packet_count[n];
ce9fce63 740 } else {
80783dc2 741 if (stream->codec_id == CODEC_ID_MP2 || stream->codec_id == CODEC_ID_MP3) {
82e415b1 742 nb_frames += avi->packet_count[n];
86bec9a1
J
743 }
744 }
ce9fce63 745 }
bb270c08
DB
746 put_le32(pb, nb_frames);
747 url_fseek(pb, file_size, SEEK_SET);
e738cee9 748 }
a2a2668d 749 }
de6d9b64 750 put_flush_packet(pb);
e738cee9
RS
751
752 for (i=0; i<MAX_STREAMS; i++) {
bb270c08 753 for (j=0; j<avi->indexes[i].ents_allocated/AVI_INDEX_CLUSTER_SIZE; j++)
e738cee9 754 av_free(avi->indexes[i].cluster[j]);
bb270c08
DB
755 av_free(avi->indexes[i].cluster);
756 avi->indexes[i].cluster = NULL;
757 avi->indexes[i].ents_allocated = avi->indexes[i].entry = 0;
e738cee9 758 }
115329f1 759
ce9fce63 760 return res;
de6d9b64
FB
761}
762
c9a65ca8 763static AVOutputFormat avi_oformat = {
de6d9b64
FB
764 "avi",
765 "avi format",
766 "video/x-msvideo",
767 "avi",
c9a65ca8 768 sizeof(AVIContext),
de6d9b64 769 CODEC_ID_MP2,
22cf0455 770 CODEC_ID_MPEG4,
de6d9b64
FB
771 avi_write_header,
772 avi_write_packet,
773 avi_write_trailer,
de6d9b64 774};
c9a65ca8
FB
775
776int avienc_init(void)
777{
778 av_register_output_format(&avi_oformat);
779 return 0;
780}
a9e35095 781#endif //CONFIG_MUXERS