utf8 title support for psp (untested)
[libav.git] / libavformat / raw.c
CommitLineData
115329f1 1/*
7fbde343 2 * RAW muxer and demuxer
19720f15 3 * Copyright (c) 2001 Fabrice Bellard.
84c63c01 4 * Copyright (c) 2005 Alex Beregszaszi
de6d9b64 5 *
b78e7197
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6 * This file is part of FFmpeg.
7 *
8 * FFmpeg is free software; you can redistribute it and/or
19720f15
FB
9 * modify it under the terms of the GNU Lesser General Public
10 * License as published by the Free Software Foundation; either
b78e7197 11 * version 2.1 of the License, or (at your option) any later version.
de6d9b64 12 *
b78e7197 13 * FFmpeg is distributed in the hope that it will be useful,
de6d9b64 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19720f15
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15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Lesser General Public License for more details.
de6d9b64 17 *
19720f15 18 * You should have received a copy of the GNU Lesser General Public
b78e7197 19 * License along with FFmpeg; if not, write to the Free Software
5509bffa 20 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
de6d9b64 21 */
de6d9b64
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22#include "avformat.h"
23
a9e35095 24#ifdef CONFIG_MUXERS
de6d9b64 25/* simple formats */
5c91a675 26static int raw_write_header(struct AVFormatContext *s)
de6d9b64
FB
27{
28 return 0;
29}
30
ce1d2a95
JR
31static int flac_write_header(struct AVFormatContext *s)
32{
33 static const uint8_t header[8] = {
34 0x66, 0x4C, 0x61, 0x43, 0x80, 0x00, 0x00, 0x22
35 };
36 uint8_t *streaminfo = s->streams[0]->codec->extradata;
37 int len = s->streams[0]->codec->extradata_size;
38 if(streaminfo != NULL && len > 0) {
39 put_buffer(&s->pb, header, 8);
40 put_buffer(&s->pb, streaminfo, len);
41 }
42 return 0;
43}
44
e928649b 45static int raw_write_packet(struct AVFormatContext *s, AVPacket *pkt)
de6d9b64 46{
e928649b 47 put_buffer(&s->pb, pkt->data, pkt->size);
de6d9b64
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48 put_flush_packet(&s->pb);
49 return 0;
50}
51
5c91a675 52static int raw_write_trailer(struct AVFormatContext *s)
de6d9b64
FB
53{
54 return 0;
55}
a9e35095 56#endif //CONFIG_MUXERS
de6d9b64
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57
58/* raw input */
0c1a9eda 59static int raw_read_header(AVFormatContext *s, AVFormatParameters *ap)
de6d9b64
FB
60{
61 AVStream *st;
c9a65ca8 62 int id;
de6d9b64 63
c9a65ca8 64 st = av_new_stream(s, 0);
de6d9b64 65 if (!st)
c9a65ca8 66 return AVERROR_NOMEM;
c04c3282 67
c9a65ca8
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68 id = s->iformat->value;
69 if (id == CODEC_ID_RAWVIDEO) {
01f4895c 70 st->codec->codec_type = CODEC_TYPE_VIDEO;
de6d9b64 71 } else {
01f4895c 72 st->codec->codec_type = CODEC_TYPE_AUDIO;
de6d9b64 73 }
01f4895c 74 st->codec->codec_id = id;
c9a65ca8 75
01f4895c 76 switch(st->codec->codec_type) {
de6d9b64 77 case CODEC_TYPE_AUDIO:
01f4895c
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78 st->codec->sample_rate = ap->sample_rate;
79 st->codec->channels = ap->channels;
80 av_set_pts_info(st, 64, 1, st->codec->sample_rate);
de6d9b64
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81 break;
82 case CODEC_TYPE_VIDEO:
c0df9d75 83 av_set_pts_info(st, 64, ap->time_base.num, ap->time_base.den);
01f4895c
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84 st->codec->width = ap->width;
85 st->codec->height = ap->height;
86 st->codec->pix_fmt = ap->pix_fmt;
87 if(st->codec->pix_fmt == PIX_FMT_NONE)
88 st->codec->pix_fmt= PIX_FMT_YUV420P;
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89 break;
90 default:
27e084bd 91 return -1;
de6d9b64 92 }
de6d9b64
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93 return 0;
94}
95
2e93e3aa 96#define RAW_PACKET_SIZE 1024
de6d9b64 97
5c91a675 98static int raw_read_packet(AVFormatContext *s, AVPacket *pkt)
de6d9b64 99{
7866eeff 100 int ret, size;
2a6874fd 101 // AVStream *st = s->streams[0];
115329f1 102
231dd3f3 103 size= RAW_PACKET_SIZE;
de6d9b64 104
2692067a 105 ret= av_get_packet(&s->pb, pkt, size);
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106
107 pkt->stream_index = 0;
2e93e3aa 108 if (ret <= 0) {
0bd586c5 109 return AVERROR_IO;
2e93e3aa
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110 }
111 /* note: we need to modify the packet size here to handle the last
112 packet */
113 pkt->size = ret;
de6d9b64
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114 return ret;
115}
116
e15dec10
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117static int raw_read_partial_packet(AVFormatContext *s, AVPacket *pkt)
118{
119 int ret, size;
120
121 size = RAW_PACKET_SIZE;
122
123 if (av_new_packet(pkt, size) < 0)
0bd586c5 124 return AVERROR_IO;
115329f1 125
2692067a 126 pkt->pos= url_ftell(&s->pb);
e15dec10
LS
127 pkt->stream_index = 0;
128 ret = get_partial_buffer(&s->pb, pkt->data, size);
129 if (ret <= 0) {
130 av_free_packet(pkt);
0bd586c5 131 return AVERROR_IO;
e15dec10
LS
132 }
133 pkt->size = ret;
134 return ret;
135}
136
84c63c01
AB
137// http://www.artificis.hu/files/texts/ingenient.txt
138static int ingenient_read_packet(AVFormatContext *s, AVPacket *pkt)
139{
140 int ret, size, w, h, unk1, unk2;
115329f1 141
84c63c01 142 if (get_le32(&s->pb) != MKTAG('M', 'J', 'P', 'G'))
bb270c08 143 return AVERROR_IO; // FIXME
84c63c01
AB
144
145 size = get_le32(&s->pb);
115329f1 146
84c63c01
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147 w = get_le16(&s->pb);
148 h = get_le16(&s->pb);
115329f1 149
84c63c01
AB
150 url_fskip(&s->pb, 8); // zero + size (padded?)
151 url_fskip(&s->pb, 2);
152 unk1 = get_le16(&s->pb);
153 unk2 = get_le16(&s->pb);
154 url_fskip(&s->pb, 22); // ascii timestamp
115329f1 155
84c63c01 156 av_log(NULL, AV_LOG_DEBUG, "Ingenient packet: size=%d, width=%d, height=%d, unk1=%d unk2=%d\n",
bb270c08 157 size, w, h, unk1, unk2);
84c63c01
AB
158
159 if (av_new_packet(pkt, size) < 0)
160 return AVERROR_IO;
161
162 pkt->pos = url_ftell(&s->pb);
163 pkt->stream_index = 0;
164 ret = get_buffer(&s->pb, pkt->data, size);
165 if (ret <= 0) {
166 av_free_packet(pkt);
167 return AVERROR_IO;
168 }
169 pkt->size = ret;
170 return ret;
171}
172
5c91a675 173static int raw_read_close(AVFormatContext *s)
de6d9b64
FB
174{
175 return 0;
176}
177
115329f1 178int pcm_read_seek(AVFormatContext *s,
7b3c1382 179 int stream_index, int64_t timestamp, int flags)
4986a429
FB
180{
181 AVStream *st;
182 int block_align, byte_rate;
183 int64_t pos;
184
185 st = s->streams[0];
708e3e7d
BC
186
187 block_align = st->codec->block_align ? st->codec->block_align :
188 (av_get_bits_per_sample(st->codec->codec_id) * st->codec->channels) >> 3;
189 byte_rate = st->codec->bit_rate ? st->codec->bit_rate >> 3 :
190 block_align * st->codec->sample_rate;
115329f1 191
4986a429
FB
192 if (block_align <= 0 || byte_rate <= 0)
193 return -1;
194
195 /* compute the position by aligning it to block_align */
115329f1
DB
196 pos = av_rescale_rnd(timestamp * byte_rate,
197 st->time_base.num,
7b3c1382
MN
198 st->time_base.den * (int64_t)block_align,
199 (flags & AVSEEK_FLAG_BACKWARD) ? AV_ROUND_DOWN : AV_ROUND_UP);
200 pos *= block_align;
4986a429
FB
201
202 /* recompute exact position */
77405fc8 203 st->cur_dts = av_rescale(pos, st->time_base.den, byte_rate * (int64_t)st->time_base.num);
4986a429
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204 url_fseek(&s->pb, pos + s->data_offset, SEEK_SET);
205 return 0;
206}
207
cd66005d
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208/* ac3 read */
209static int ac3_read_header(AVFormatContext *s,
210 AVFormatParameters *ap)
211{
212 AVStream *st;
213
214 st = av_new_stream(s, 0);
215 if (!st)
216 return AVERROR_NOMEM;
217
01f4895c
MN
218 st->codec->codec_type = CODEC_TYPE_AUDIO;
219 st->codec->codec_id = CODEC_ID_AC3;
4986a429 220 st->need_parsing = 1;
cd66005d
FB
221 /* the parameters will be extracted from the compressed bitstream */
222 return 0;
223}
224
85ad5695
MN
225static int shorten_read_header(AVFormatContext *s,
226 AVFormatParameters *ap)
227{
228 AVStream *st;
229
230 st = av_new_stream(s, 0);
231 if (!st)
232 return AVERROR_NOMEM;
01f4895c
MN
233 st->codec->codec_type = CODEC_TYPE_AUDIO;
234 st->codec->codec_id = CODEC_ID_SHORTEN;
85ad5695
MN
235 st->need_parsing = 1;
236 /* the parameters will be extracted from the compressed bitstream */
237 return 0;
238}
239
89ca8c49
BL
240/* flac read */
241static int flac_read_header(AVFormatContext *s,
242 AVFormatParameters *ap)
243{
244 AVStream *st;
245
246 st = av_new_stream(s, 0);
247 if (!st)
248 return AVERROR_NOMEM;
249 st->codec->codec_type = CODEC_TYPE_AUDIO;
250 st->codec->codec_id = CODEC_ID_FLAC;
251 st->need_parsing = 1;
252 /* the parameters will be extracted from the compressed bitstream */
253 return 0;
254}
255
23c99253
MN
256/* dts read */
257static int dts_read_header(AVFormatContext *s,
258 AVFormatParameters *ap)
259{
260 AVStream *st;
261
262 st = av_new_stream(s, 0);
263 if (!st)
264 return AVERROR_NOMEM;
265
01f4895c
MN
266 st->codec->codec_type = CODEC_TYPE_AUDIO;
267 st->codec->codec_id = CODEC_ID_DTS;
23c99253
MN
268 st->need_parsing = 1;
269 /* the parameters will be extracted from the compressed bitstream */
270 return 0;
271}
272
fda885c7
MR
273/* aac read */
274static int aac_read_header(AVFormatContext *s,
275 AVFormatParameters *ap)
276{
277 AVStream *st;
278
279 st = av_new_stream(s, 0);
280 if (!st)
281 return AVERROR_NOMEM;
282
283 st->codec->codec_type = CODEC_TYPE_AUDIO;
284 st->codec->codec_id = CODEC_ID_AAC;
285 st->need_parsing = 1;
286 /* the parameters will be extracted from the compressed bitstream */
287 return 0;
288}
289
de6d9b64
FB
290/* mpeg1/h263 input */
291static int video_read_header(AVFormatContext *s,
292 AVFormatParameters *ap)
293{
294 AVStream *st;
295
c9a65ca8 296 st = av_new_stream(s, 0);
de6d9b64 297 if (!st)
c9a65ca8 298 return AVERROR_NOMEM;
de6d9b64 299
01f4895c
MN
300 st->codec->codec_type = CODEC_TYPE_VIDEO;
301 st->codec->codec_id = s->iformat->value;
4986a429
FB
302 st->need_parsing = 1;
303
27e084bd 304 /* for mjpeg, specify frame rate */
7866eeff 305 /* for mpeg4 specify it too (most mpeg4 streams dont have the fixed_vop_rate set ...)*/
c04c3282 306 if (ap->time_base.num) {
80ce3254 307 av_set_pts_info(st, 64, ap->time_base.num, ap->time_base.den);
115329f1 308 } else if ( st->codec->codec_id == CODEC_ID_MJPEG ||
01f4895c
MN
309 st->codec->codec_id == CODEC_ID_MPEG4 ||
310 st->codec->codec_id == CODEC_ID_H264) {
80ce3254 311 av_set_pts_info(st, 64, 1, 25);
27e084bd 312 }
80ce3254 313
de6d9b64
FB
314 return 0;
315}
316
bb270c08
DB
317#define SEQ_START_CODE 0x000001b3
318#define GOP_START_CODE 0x000001b8
319#define PICTURE_START_CODE 0x00000100
93d3e278
MN
320#define SLICE_START_CODE 0x00000101
321#define PACK_START_CODE 0x000001ba
e01dc227
MR
322#define VIDEO_ID 0x000001e0
323#define AUDIO_ID 0x000001c0
c9a65ca8 324
c9a65ca8
FB
325static int mpegvideo_probe(AVProbeData *p)
326{
93d3e278 327 uint32_t code= -1;
e01dc227 328 int pic=0, seq=0, slice=0, pspack=0, pes=0;
93d3e278
MN
329 int i;
330
331 for(i=0; i<p->buf_size; i++){
332 code = (code<<8) + p->buf[i];
333 if ((code & 0xffffff00) == 0x100) {
334 switch(code){
335 case SEQ_START_CODE: seq++; break;
336 case PICTURE_START_CODE: pic++; break;
337 case SLICE_START_CODE: slice++; break;
338 case PACK_START_CODE: pspack++; break;
e01dc227
MR
339 case VIDEO_ID:
340 case AUDIO_ID: pes++; break;
93d3e278
MN
341 }
342 }
c9a65ca8 343 }
e01dc227 344 if(seq && seq*9<=pic*10 && pic*9<=slice*10 && !pspack && !pes)
93d3e278 345 return AVPROBE_SCORE_MAX/2+1; // +1 for .mpg
c9a65ca8
FB
346 return 0;
347}
348
d07f9043
MN
349static int h263_probe(AVProbeData *p)
350{
351 int code;
352 const uint8_t *d;
353
354 if (p->buf_size < 6)
355 return 0;
356 d = p->buf;
357 code = (d[0] << 14) | (d[1] << 6) | (d[2] >> 2);
358 if (code == 0x20) {
359 return 50;
360 }
361 return 0;
362}
363
c6148de2
MN
364static int h261_probe(AVProbeData *p)
365{
366 int code;
367 const uint8_t *d;
368
369 if (p->buf_size < 6)
370 return 0;
371 d = p->buf;
372 code = (d[0] << 12) | (d[1] << 4) | (d[2] >> 4);
373 if (code == 0x10) {
374 return 50;
375 }
376 return 0;
377}
378
d2a067d1 379AVInputFormat shorten_demuxer = {
85ad5695 380 "shn",
84c63c01 381 "raw shorten",
85ad5695
MN
382 0,
383 NULL,
384 shorten_read_header,
385 raw_read_partial_packet,
386 raw_read_close,
387 .extensions = "shn",
388};
389
d2a067d1 390AVInputFormat flac_demuxer = {
89ca8c49
BL
391 "flac",
392 "raw flac",
393 0,
394 NULL,
395 flac_read_header,
396 raw_read_partial_packet,
397 raw_read_close,
398 .extensions = "flac",
399};
400
ce1d2a95 401#ifdef CONFIG_MUXERS
d2a067d1 402AVOutputFormat flac_muxer = {
ce1d2a95
JR
403 "flac",
404 "raw flac",
405 "audio/x-flac",
406 "flac",
407 0,
408 CODEC_ID_FLAC,
409 0,
410 flac_write_header,
411 raw_write_packet,
412 raw_write_trailer,
494bbf58 413 .flags= AVFMT_NOTIMESTAMPS,
ce1d2a95
JR
414};
415#endif //CONFIG_MUXERS
416
d2a067d1 417AVInputFormat ac3_demuxer = {
c9a65ca8
FB
418 "ac3",
419 "raw ac3",
420 0,
421 NULL,
cd66005d 422 ac3_read_header,
e15dec10 423 raw_read_partial_packet,
de6d9b64 424 raw_read_close,
bb76a117 425 .extensions = "ac3",
de6d9b64
FB
426};
427
a9e35095 428#ifdef CONFIG_MUXERS
d2a067d1 429AVOutputFormat ac3_muxer = {
de6d9b64
FB
430 "ac3",
431 "raw ac3",
115329f1 432 "audio/x-ac3",
de6d9b64 433 "ac3",
c9a65ca8 434 0,
de6d9b64
FB
435 CODEC_ID_AC3,
436 0,
437 raw_write_header,
438 raw_write_packet,
439 raw_write_trailer,
494bbf58 440 .flags= AVFMT_NOTIMESTAMPS,
de6d9b64 441};
a9e35095 442#endif //CONFIG_MUXERS
de6d9b64 443
d2a067d1 444AVInputFormat dts_demuxer = {
23c99253
MN
445 "dts",
446 "raw dts",
447 0,
448 NULL,
449 dts_read_header,
450 raw_read_partial_packet,
451 raw_read_close,
452 .extensions = "dts",
453};
454
d2a067d1 455AVInputFormat aac_demuxer = {
fda885c7
MR
456 "aac",
457 "ADTS AAC",
458 0,
459 NULL,
460 aac_read_header,
461 raw_read_partial_packet,
462 raw_read_close,
463 .extensions = "aac",
464};
465
d2a067d1 466AVInputFormat h261_demuxer = {
c6148de2
MN
467 "h261",
468 "raw h261",
469 0,
470 h261_probe,
471 video_read_header,
472 raw_read_partial_packet,
473 raw_read_close,
474 .extensions = "h261",
475 .value = CODEC_ID_H261,
476};
477
a9e35095 478#ifdef CONFIG_MUXERS
d2a067d1 479AVOutputFormat h261_muxer = {
1c3990db
MN
480 "h261",
481 "raw h261",
482 "video/x-h261",
483 "h261",
484 0,
485 0,
486 CODEC_ID_H261,
487 raw_write_header,
488 raw_write_packet,
489 raw_write_trailer,
494bbf58 490 .flags= AVFMT_NOTIMESTAMPS,
1c3990db 491};
a9e35095 492#endif //CONFIG_MUXERS
1c3990db 493
d2a067d1 494AVInputFormat h263_demuxer = {
d07f9043
MN
495 "h263",
496 "raw h263",
497 0,
498 h263_probe,
499 video_read_header,
e15dec10 500 raw_read_partial_packet,
d07f9043
MN
501 raw_read_close,
502// .extensions = "h263", //FIXME remove after writing mpeg4_probe
503 .value = CODEC_ID_H263,
504};
505
a9e35095 506#ifdef CONFIG_MUXERS
d2a067d1 507AVOutputFormat h263_muxer = {
de6d9b64
FB
508 "h263",
509 "raw h263",
510 "video/x-h263",
511 "h263",
512 0,
c9a65ca8 513 0,
de6d9b64
FB
514 CODEC_ID_H263,
515 raw_write_header,
516 raw_write_packet,
517 raw_write_trailer,
494bbf58 518 .flags= AVFMT_NOTIMESTAMPS,
c9a65ca8 519};
a9e35095 520#endif //CONFIG_MUXERS
c9a65ca8 521
d2a067d1 522AVInputFormat m4v_demuxer = {
7866eeff
MN
523 "m4v",
524 "raw MPEG4 video format",
525 0,
2f0f5b20 526 NULL /*mpegvideo_probe*/,
7866eeff 527 video_read_header,
e15dec10 528 raw_read_partial_packet,
7866eeff 529 raw_read_close,
bb76a117
MR
530 .extensions = "m4v", //FIXME remove after writing mpeg4_probe
531 .value = CODEC_ID_MPEG4,
7866eeff
MN
532};
533
a9e35095 534#ifdef CONFIG_MUXERS
d2a067d1 535AVOutputFormat m4v_muxer = {
89b3d7c9
MK
536 "m4v",
537 "raw MPEG4 video format",
538 NULL,
539 "m4v",
540 0,
541 CODEC_ID_NONE,
542 CODEC_ID_MPEG4,
543 raw_write_header,
544 raw_write_packet,
545 raw_write_trailer,
494bbf58 546 .flags= AVFMT_NOTIMESTAMPS,
89b3d7c9 547};
a9e35095 548#endif //CONFIG_MUXERS
89b3d7c9 549
d2a067d1 550AVInputFormat h264_demuxer = {
0da71265
MN
551 "h264",
552 "raw H264 video format",
553 0,
554 NULL /*mpegvideo_probe*/,
555 video_read_header,
e15dec10 556 raw_read_partial_packet,
0da71265 557 raw_read_close,
ba5697d5 558 .extensions = "h26l,h264,264", //FIXME remove after writing mpeg4_probe
0da71265
MN
559 .value = CODEC_ID_H264,
560};
561
a9e35095 562#ifdef CONFIG_MUXERS
d2a067d1 563AVOutputFormat h264_muxer = {
0da71265
MN
564 "h264",
565 "raw H264 video format",
566 NULL,
567 "h264",
568 0,
569 CODEC_ID_NONE,
570 CODEC_ID_H264,
571 raw_write_header,
572 raw_write_packet,
573 raw_write_trailer,
494bbf58 574 .flags= AVFMT_NOTIMESTAMPS,
0da71265 575};
a9e35095 576#endif //CONFIG_MUXERS
0da71265 577
d2a067d1 578AVInputFormat mpegvideo_demuxer = {
c9a65ca8
FB
579 "mpegvideo",
580 "MPEG video",
581 0,
582 mpegvideo_probe,
de6d9b64 583 video_read_header,
e15dec10 584 raw_read_partial_packet,
de6d9b64 585 raw_read_close,
bb76a117 586 .value = CODEC_ID_MPEG1VIDEO,
de6d9b64
FB
587};
588
a9e35095 589#ifdef CONFIG_MUXERS
d2a067d1 590AVOutputFormat mpeg1video_muxer = {
c9a65ca8 591 "mpeg1video",
de6d9b64
FB
592 "MPEG video",
593 "video/x-mpeg",
e0827ba4 594 "mpg,mpeg,m1v",
de6d9b64 595 0,
c9a65ca8 596 0,
de6d9b64
FB
597 CODEC_ID_MPEG1VIDEO,
598 raw_write_header,
599 raw_write_packet,
600 raw_write_trailer,
494bbf58 601 .flags= AVFMT_NOTIMESTAMPS,
de6d9b64 602};
a9e35095 603#endif //CONFIG_MUXERS
de6d9b64 604
a9e35095 605#ifdef CONFIG_MUXERS
d2a067d1 606AVOutputFormat mpeg2video_muxer = {
6ec864da
MN
607 "mpeg2video",
608 "MPEG2 video",
609 NULL,
610 "m2v",
611 0,
612 0,
613 CODEC_ID_MPEG2VIDEO,
614 raw_write_header,
615 raw_write_packet,
616 raw_write_trailer,
494bbf58 617 .flags= AVFMT_NOTIMESTAMPS,
6ec864da 618};
a9e35095 619#endif //CONFIG_MUXERS
6ec864da 620
d2a067d1 621AVInputFormat mjpeg_demuxer = {
27e084bd
FB
622 "mjpeg",
623 "MJPEG video",
27e084bd 624 0,
c9a65ca8 625 NULL,
27e084bd 626 video_read_header,
e15dec10 627 raw_read_partial_packet,
27e084bd 628 raw_read_close,
bb76a117
MR
629 .extensions = "mjpg,mjpeg",
630 .value = CODEC_ID_MJPEG,
27e084bd
FB
631};
632
d2a067d1 633AVInputFormat ingenient_demuxer = {
84c63c01
AB
634 "ingenient",
635 "Ingenient MJPEG",
636 0,
637 NULL,
638 video_read_header,
639 ingenient_read_packet,
640 raw_read_close,
641 .extensions = "cgi", // FIXME
642 .value = CODEC_ID_MJPEG,
643};
644
a9e35095 645#ifdef CONFIG_MUXERS
d2a067d1 646AVOutputFormat mjpeg_muxer = {
c9a65ca8
FB
647 "mjpeg",
648 "MJPEG video",
649 "video/x-mjpeg",
650 "mjpg,mjpeg",
5ed8fafc 651 0,
5ed8fafc 652 0,
c9a65ca8 653 CODEC_ID_MJPEG,
5ed8fafc
FB
654 raw_write_header,
655 raw_write_packet,
656 raw_write_trailer,
494bbf58 657 .flags= AVFMT_NOTIMESTAMPS,
5ed8fafc 658};
a9e35095 659#endif //CONFIG_MUXERS
5ed8fafc 660
c9a65ca8 661/* pcm formats */
764ef400 662
4986a429 663#define PCMINPUTDEF(name, long_name, ext, codec) \
d2a067d1 664AVInputFormat pcm_ ## name ## _demuxer = {\
764ef400
MM
665 #name,\
666 long_name,\
667 0,\
668 NULL,\
669 raw_read_header,\
670 raw_read_packet,\
671 raw_read_close,\
4986a429 672 pcm_read_seek,\
764ef400
MM
673 .extensions = ext,\
674 .value = codec,\
675};
676
2c8e2014 677#define PCMOUTPUTDEF(name, long_name, ext, codec) \
d2a067d1 678AVOutputFormat pcm_ ## name ## _muxer = {\
c9a65ca8
FB
679 #name,\
680 long_name,\
681 NULL,\
682 ext,\
683 0,\
684 codec,\
685 0,\
686 raw_write_header,\
687 raw_write_packet,\
688 raw_write_trailer,\
494bbf58 689 .flags= AVFMT_NOTIMESTAMPS,\
5ed8fafc 690};
2c8e2014
DB
691
692
693#if !defined(CONFIG_MUXERS) && defined(CONFIG_DEMUXERS)
694#define PCMDEF(name, long_name, ext, codec) \
695 PCMINPUTDEF(name, long_name, ext, codec)
696#elif defined(CONFIG_MUXERS) && !defined(CONFIG_DEMUXERS)
697#define PCMDEF(name, long_name, ext, codec) \
698 PCMOUTPUTDEF(name, long_name, ext, codec)
699#elif defined(CONFIG_MUXERS) && defined(CONFIG_DEMUXERS)
700#define PCMDEF(name, long_name, ext, codec) \
701 PCMINPUTDEF(name, long_name, ext, codec)\
702 PCMOUTPUTDEF(name, long_name, ext, codec)
703#else
704#define PCMDEF(name, long_name, ext, codec)
705#endif
5ed8fafc 706
5ed8fafc 707#ifdef WORDS_BIGENDIAN
c9a65ca8
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708#define BE_DEF(s) s
709#define LE_DEF(s) NULL
5ed8fafc 710#else
c9a65ca8
FB
711#define BE_DEF(s) NULL
712#define LE_DEF(s) s
5ed8fafc 713#endif
5ed8fafc 714
5ed8fafc 715
115329f1 716PCMDEF(s16le, "pcm signed 16 bit little endian format",
c9a65ca8 717 LE_DEF("sw"), CODEC_ID_PCM_S16LE)
5ed8fafc 718
115329f1 719PCMDEF(s16be, "pcm signed 16 bit big endian format",
c9a65ca8 720 BE_DEF("sw"), CODEC_ID_PCM_S16BE)
5ed8fafc 721
115329f1 722PCMDEF(u16le, "pcm unsigned 16 bit little endian format",
c9a65ca8 723 LE_DEF("uw"), CODEC_ID_PCM_U16LE)
5ed8fafc 724
115329f1 725PCMDEF(u16be, "pcm unsigned 16 bit big endian format",
c9a65ca8 726 BE_DEF("uw"), CODEC_ID_PCM_U16BE)
5ed8fafc 727
115329f1 728PCMDEF(s8, "pcm signed 8 bit format",
c9a65ca8 729 "sb", CODEC_ID_PCM_S8)
5ed8fafc 730
115329f1 731PCMDEF(u8, "pcm unsigned 8 bit format",
c9a65ca8 732 "ub", CODEC_ID_PCM_U8)
5ed8fafc 733
115329f1 734PCMDEF(mulaw, "pcm mu law format",
c9a65ca8 735 "ul", CODEC_ID_PCM_MULAW)
de6d9b64 736
115329f1 737PCMDEF(alaw, "pcm A law format",
c9a65ca8 738 "al", CODEC_ID_PCM_ALAW)
de6d9b64 739
5c91a675 740static int rawvideo_read_packet(AVFormatContext *s, AVPacket *pkt)
de6d9b64
FB
741{
742 int packet_size, ret, width, height;
743 AVStream *st = s->streams[0];
744
01f4895c
MN
745 width = st->codec->width;
746 height = st->codec->height;
de6d9b64 747
01f4895c 748 packet_size = avpicture_get_size(st->codec->pix_fmt, width, height);
63167088 749 if (packet_size < 0)
71c32f19 750 return -1;
de6d9b64 751
2692067a 752 ret= av_get_packet(&s->pb, pkt, packet_size);
de6d9b64
FB
753
754 pkt->stream_index = 0;
2692067a 755 if (ret != packet_size) {
0bd586c5 756 return AVERROR_IO;
de6d9b64
FB
757 } else {
758 return 0;
759 }
760}
761
d2a067d1 762AVInputFormat rawvideo_demuxer = {
c9a65ca8
FB
763 "rawvideo",
764 "raw video format",
765 0,
766 NULL,
767 raw_read_header,
768 rawvideo_read_packet,
769 raw_read_close,
bfc7f165 770 .extensions = "yuv,cif,qcif",
bb76a117 771 .value = CODEC_ID_RAWVIDEO,
c9a65ca8
FB
772};
773
a9e35095 774#ifdef CONFIG_MUXERS
d2a067d1 775AVOutputFormat rawvideo_muxer = {
de6d9b64
FB
776 "rawvideo",
777 "raw video format",
778 NULL,
779 "yuv",
c9a65ca8 780 0,
de6d9b64
FB
781 CODEC_ID_NONE,
782 CODEC_ID_RAWVIDEO,
783 raw_write_header,
784 raw_write_packet,
785 raw_write_trailer,
494bbf58 786 .flags= AVFMT_NOTIMESTAMPS,
de6d9b64 787};
a9e35095 788#endif //CONFIG_MUXERS
c9a65ca8 789
a9e35095 790#ifdef CONFIG_MUXERS
e928649b 791static int null_write_packet(struct AVFormatContext *s, AVPacket *pkt)
87bdd3e5
FB
792{
793 return 0;
794}
795
d2a067d1 796AVOutputFormat null_muxer = {
87bdd3e5
FB
797 "null",
798 "null video format",
799 NULL,
800 NULL,
801 0,
802#ifdef WORDS_BIGENDIAN
803 CODEC_ID_PCM_S16BE,
804#else
805 CODEC_ID_PCM_S16LE,
806#endif
807 CODEC_ID_RAWVIDEO,
808 raw_write_header,
809 null_write_packet,
810 raw_write_trailer,
494bbf58 811 .flags = AVFMT_NOFILE | AVFMT_RAWPICTURE | AVFMT_NOTIMESTAMPS,
87bdd3e5 812};
a9e35095 813#endif //CONFIG_MUXERS