BeOS specifics: check for Haiku & Zeta (for the future); ignore ldconfig, it just...
[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
DB
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
FB
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
FB
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
FB
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
FB
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;
de6d9b64
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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);
de6d9b64
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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
LS
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
AB
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
FB
204 url_fseek(&s->pb, pos + s->data_offset, SEEK_SET);
205 return 0;
206}
207
cd66005d
FB
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
8f57cc5a
TV
349#define VIDEO_OBJECT_START_CODE 0x00000100
350#define VIDEO_OBJECT_LAYER_START_CODE 0x00000120
351#define VISUAL_OBJECT_START_CODE 0x000001b5
352#define VOP_START_CODE 0x000001b6
353
354static int mpeg4video_probe(AVProbeData *probe_packet)
355{
356 uint32_t temp_buffer= -1;
357 int VO=0, VOL=0, VOP = 0, VISO = 0;
358 int i;
359
360 for(i=0; i<probe_packet->buf_size; i++){
361 temp_buffer = (temp_buffer<<8) + probe_packet->buf[i];
362 if ((temp_buffer & 0xffffff00) == 0x100) {
363 switch(temp_buffer){
364 case VOP_START_CODE: VOP++; break;
365 case VISUAL_OBJECT_START_CODE: VISO++; break;
366 }
367 switch(temp_buffer & 0xfffffff0){
368 case VIDEO_OBJECT_START_CODE: VO++; break;
369 case VIDEO_OBJECT_LAYER_START_CODE: VOL++; break;
370 }
371 }
372 }
373
374 if ( VOP >= VISO && VOP >= VOL && VO >= VOL && VOL > 0)
375 return AVPROBE_SCORE_MAX/2;
376 return 0;
377}
378
d07f9043
MN
379static int h263_probe(AVProbeData *p)
380{
381 int code;
382 const uint8_t *d;
383
384 if (p->buf_size < 6)
385 return 0;
386 d = p->buf;
387 code = (d[0] << 14) | (d[1] << 6) | (d[2] >> 2);
388 if (code == 0x20) {
389 return 50;
390 }
391 return 0;
392}
393
c6148de2
MN
394static int h261_probe(AVProbeData *p)
395{
396 int code;
397 const uint8_t *d;
398
399 if (p->buf_size < 6)
400 return 0;
401 d = p->buf;
402 code = (d[0] << 12) | (d[1] << 4) | (d[2] >> 4);
403 if (code == 0x10) {
404 return 50;
405 }
406 return 0;
407}
408
d2a067d1 409AVInputFormat shorten_demuxer = {
85ad5695 410 "shn",
84c63c01 411 "raw shorten",
85ad5695
MN
412 0,
413 NULL,
414 shorten_read_header,
415 raw_read_partial_packet,
416 raw_read_close,
e9b78eeb 417 .flags= AVFMT_GENERIC_INDEX,
85ad5695
MN
418 .extensions = "shn",
419};
420
d2a067d1 421AVInputFormat flac_demuxer = {
89ca8c49
BL
422 "flac",
423 "raw flac",
424 0,
425 NULL,
426 flac_read_header,
427 raw_read_partial_packet,
428 raw_read_close,
e9b78eeb 429 .flags= AVFMT_GENERIC_INDEX,
89ca8c49
BL
430 .extensions = "flac",
431};
432
ce1d2a95 433#ifdef CONFIG_MUXERS
d2a067d1 434AVOutputFormat flac_muxer = {
ce1d2a95
JR
435 "flac",
436 "raw flac",
437 "audio/x-flac",
438 "flac",
439 0,
440 CODEC_ID_FLAC,
441 0,
442 flac_write_header,
443 raw_write_packet,
444 raw_write_trailer,
494bbf58 445 .flags= AVFMT_NOTIMESTAMPS,
ce1d2a95
JR
446};
447#endif //CONFIG_MUXERS
448
d2a067d1 449AVInputFormat ac3_demuxer = {
c9a65ca8
FB
450 "ac3",
451 "raw ac3",
452 0,
453 NULL,
cd66005d 454 ac3_read_header,
e15dec10 455 raw_read_partial_packet,
de6d9b64 456 raw_read_close,
e9b78eeb 457 .flags= AVFMT_GENERIC_INDEX,
bb76a117 458 .extensions = "ac3",
de6d9b64
FB
459};
460
a9e35095 461#ifdef CONFIG_MUXERS
d2a067d1 462AVOutputFormat ac3_muxer = {
de6d9b64
FB
463 "ac3",
464 "raw ac3",
115329f1 465 "audio/x-ac3",
de6d9b64 466 "ac3",
c9a65ca8 467 0,
de6d9b64
FB
468 CODEC_ID_AC3,
469 0,
470 raw_write_header,
471 raw_write_packet,
472 raw_write_trailer,
494bbf58 473 .flags= AVFMT_NOTIMESTAMPS,
de6d9b64 474};
a9e35095 475#endif //CONFIG_MUXERS
de6d9b64 476
d2a067d1 477AVInputFormat dts_demuxer = {
23c99253
MN
478 "dts",
479 "raw dts",
480 0,
481 NULL,
482 dts_read_header,
483 raw_read_partial_packet,
484 raw_read_close,
e9b78eeb 485 .flags= AVFMT_GENERIC_INDEX,
23c99253
MN
486 .extensions = "dts",
487};
488
d2a067d1 489AVInputFormat aac_demuxer = {
fda885c7
MR
490 "aac",
491 "ADTS AAC",
492 0,
493 NULL,
494 aac_read_header,
495 raw_read_partial_packet,
496 raw_read_close,
e9b78eeb 497 .flags= AVFMT_GENERIC_INDEX,
fda885c7
MR
498 .extensions = "aac",
499};
500
d2a067d1 501AVInputFormat h261_demuxer = {
c6148de2
MN
502 "h261",
503 "raw h261",
504 0,
505 h261_probe,
506 video_read_header,
507 raw_read_partial_packet,
508 raw_read_close,
e9b78eeb 509 .flags= AVFMT_GENERIC_INDEX,
c6148de2
MN
510 .extensions = "h261",
511 .value = CODEC_ID_H261,
512};
513
a9e35095 514#ifdef CONFIG_MUXERS
d2a067d1 515AVOutputFormat h261_muxer = {
1c3990db
MN
516 "h261",
517 "raw h261",
518 "video/x-h261",
519 "h261",
520 0,
521 0,
522 CODEC_ID_H261,
523 raw_write_header,
524 raw_write_packet,
525 raw_write_trailer,
494bbf58 526 .flags= AVFMT_NOTIMESTAMPS,
1c3990db 527};
a9e35095 528#endif //CONFIG_MUXERS
1c3990db 529
d2a067d1 530AVInputFormat h263_demuxer = {
d07f9043
MN
531 "h263",
532 "raw h263",
533 0,
534 h263_probe,
535 video_read_header,
e15dec10 536 raw_read_partial_packet,
d07f9043 537 raw_read_close,
e9b78eeb 538 .flags= AVFMT_GENERIC_INDEX,
d07f9043
MN
539// .extensions = "h263", //FIXME remove after writing mpeg4_probe
540 .value = CODEC_ID_H263,
541};
542
a9e35095 543#ifdef CONFIG_MUXERS
d2a067d1 544AVOutputFormat h263_muxer = {
de6d9b64
FB
545 "h263",
546 "raw h263",
547 "video/x-h263",
548 "h263",
549 0,
c9a65ca8 550 0,
de6d9b64
FB
551 CODEC_ID_H263,
552 raw_write_header,
553 raw_write_packet,
554 raw_write_trailer,
494bbf58 555 .flags= AVFMT_NOTIMESTAMPS,
c9a65ca8 556};
a9e35095 557#endif //CONFIG_MUXERS
c9a65ca8 558
d2a067d1 559AVInputFormat m4v_demuxer = {
7866eeff
MN
560 "m4v",
561 "raw MPEG4 video format",
562 0,
8f57cc5a 563 mpeg4video_probe, /** probing for mpeg4 data */
7866eeff 564 video_read_header,
e15dec10 565 raw_read_partial_packet,
7866eeff 566 raw_read_close,
e9b78eeb 567 .flags= AVFMT_GENERIC_INDEX,
bb76a117
MR
568 .extensions = "m4v", //FIXME remove after writing mpeg4_probe
569 .value = CODEC_ID_MPEG4,
7866eeff
MN
570};
571
a9e35095 572#ifdef CONFIG_MUXERS
d2a067d1 573AVOutputFormat m4v_muxer = {
89b3d7c9
MK
574 "m4v",
575 "raw MPEG4 video format",
576 NULL,
577 "m4v",
578 0,
579 CODEC_ID_NONE,
580 CODEC_ID_MPEG4,
581 raw_write_header,
582 raw_write_packet,
583 raw_write_trailer,
494bbf58 584 .flags= AVFMT_NOTIMESTAMPS,
89b3d7c9 585};
a9e35095 586#endif //CONFIG_MUXERS
89b3d7c9 587
d2a067d1 588AVInputFormat h264_demuxer = {
0da71265
MN
589 "h264",
590 "raw H264 video format",
591 0,
592 NULL /*mpegvideo_probe*/,
593 video_read_header,
e15dec10 594 raw_read_partial_packet,
0da71265 595 raw_read_close,
e9b78eeb 596 .flags= AVFMT_GENERIC_INDEX,
ba5697d5 597 .extensions = "h26l,h264,264", //FIXME remove after writing mpeg4_probe
0da71265
MN
598 .value = CODEC_ID_H264,
599};
600
a9e35095 601#ifdef CONFIG_MUXERS
d2a067d1 602AVOutputFormat h264_muxer = {
0da71265
MN
603 "h264",
604 "raw H264 video format",
605 NULL,
606 "h264",
607 0,
608 CODEC_ID_NONE,
609 CODEC_ID_H264,
610 raw_write_header,
611 raw_write_packet,
612 raw_write_trailer,
494bbf58 613 .flags= AVFMT_NOTIMESTAMPS,
0da71265 614};
a9e35095 615#endif //CONFIG_MUXERS
0da71265 616
d2a067d1 617AVInputFormat mpegvideo_demuxer = {
c9a65ca8
FB
618 "mpegvideo",
619 "MPEG video",
620 0,
621 mpegvideo_probe,
de6d9b64 622 video_read_header,
e15dec10 623 raw_read_partial_packet,
de6d9b64 624 raw_read_close,
e9b78eeb 625 .flags= AVFMT_GENERIC_INDEX,
bb76a117 626 .value = CODEC_ID_MPEG1VIDEO,
de6d9b64
FB
627};
628
a9e35095 629#ifdef CONFIG_MUXERS
d2a067d1 630AVOutputFormat mpeg1video_muxer = {
c9a65ca8 631 "mpeg1video",
de6d9b64
FB
632 "MPEG video",
633 "video/x-mpeg",
e0827ba4 634 "mpg,mpeg,m1v",
de6d9b64 635 0,
c9a65ca8 636 0,
de6d9b64
FB
637 CODEC_ID_MPEG1VIDEO,
638 raw_write_header,
639 raw_write_packet,
640 raw_write_trailer,
494bbf58 641 .flags= AVFMT_NOTIMESTAMPS,
de6d9b64 642};
a9e35095 643#endif //CONFIG_MUXERS
de6d9b64 644
a9e35095 645#ifdef CONFIG_MUXERS
d2a067d1 646AVOutputFormat mpeg2video_muxer = {
6ec864da
MN
647 "mpeg2video",
648 "MPEG2 video",
649 NULL,
650 "m2v",
651 0,
652 0,
653 CODEC_ID_MPEG2VIDEO,
654 raw_write_header,
655 raw_write_packet,
656 raw_write_trailer,
494bbf58 657 .flags= AVFMT_NOTIMESTAMPS,
6ec864da 658};
a9e35095 659#endif //CONFIG_MUXERS
6ec864da 660
d2a067d1 661AVInputFormat mjpeg_demuxer = {
27e084bd
FB
662 "mjpeg",
663 "MJPEG video",
27e084bd 664 0,
c9a65ca8 665 NULL,
27e084bd 666 video_read_header,
e15dec10 667 raw_read_partial_packet,
27e084bd 668 raw_read_close,
e9b78eeb 669 .flags= AVFMT_GENERIC_INDEX,
bb76a117
MR
670 .extensions = "mjpg,mjpeg",
671 .value = CODEC_ID_MJPEG,
27e084bd
FB
672};
673
d2a067d1 674AVInputFormat ingenient_demuxer = {
84c63c01
AB
675 "ingenient",
676 "Ingenient MJPEG",
677 0,
678 NULL,
679 video_read_header,
680 ingenient_read_packet,
681 raw_read_close,
e9b78eeb 682 .flags= AVFMT_GENERIC_INDEX,
84c63c01
AB
683 .extensions = "cgi", // FIXME
684 .value = CODEC_ID_MJPEG,
685};
686
a9e35095 687#ifdef CONFIG_MUXERS
d2a067d1 688AVOutputFormat mjpeg_muxer = {
c9a65ca8
FB
689 "mjpeg",
690 "MJPEG video",
691 "video/x-mjpeg",
692 "mjpg,mjpeg",
5ed8fafc 693 0,
5ed8fafc 694 0,
c9a65ca8 695 CODEC_ID_MJPEG,
5ed8fafc
FB
696 raw_write_header,
697 raw_write_packet,
698 raw_write_trailer,
494bbf58 699 .flags= AVFMT_NOTIMESTAMPS,
5ed8fafc 700};
a9e35095 701#endif //CONFIG_MUXERS
5ed8fafc 702
c9a65ca8 703/* pcm formats */
764ef400 704
4986a429 705#define PCMINPUTDEF(name, long_name, ext, codec) \
d2a067d1 706AVInputFormat pcm_ ## name ## _demuxer = {\
764ef400
MM
707 #name,\
708 long_name,\
709 0,\
710 NULL,\
711 raw_read_header,\
712 raw_read_packet,\
713 raw_read_close,\
4986a429 714 pcm_read_seek,\
e9b78eeb 715 .flags= AVFMT_GENERIC_INDEX,\
764ef400
MM
716 .extensions = ext,\
717 .value = codec,\
718};
719
2c8e2014 720#define PCMOUTPUTDEF(name, long_name, ext, codec) \
d2a067d1 721AVOutputFormat pcm_ ## name ## _muxer = {\
c9a65ca8
FB
722 #name,\
723 long_name,\
724 NULL,\
725 ext,\
726 0,\
727 codec,\
728 0,\
729 raw_write_header,\
730 raw_write_packet,\
731 raw_write_trailer,\
494bbf58 732 .flags= AVFMT_NOTIMESTAMPS,\
5ed8fafc 733};
2c8e2014
DB
734
735
736#if !defined(CONFIG_MUXERS) && defined(CONFIG_DEMUXERS)
737#define PCMDEF(name, long_name, ext, codec) \
738 PCMINPUTDEF(name, long_name, ext, codec)
739#elif defined(CONFIG_MUXERS) && !defined(CONFIG_DEMUXERS)
740#define PCMDEF(name, long_name, ext, codec) \
741 PCMOUTPUTDEF(name, long_name, ext, codec)
742#elif defined(CONFIG_MUXERS) && defined(CONFIG_DEMUXERS)
743#define PCMDEF(name, long_name, ext, codec) \
744 PCMINPUTDEF(name, long_name, ext, codec)\
745 PCMOUTPUTDEF(name, long_name, ext, codec)
746#else
747#define PCMDEF(name, long_name, ext, codec)
748#endif
5ed8fafc 749
5ed8fafc 750#ifdef WORDS_BIGENDIAN
c9a65ca8
FB
751#define BE_DEF(s) s
752#define LE_DEF(s) NULL
5ed8fafc 753#else
c9a65ca8
FB
754#define BE_DEF(s) NULL
755#define LE_DEF(s) s
5ed8fafc 756#endif
5ed8fafc 757
5ed8fafc 758
115329f1 759PCMDEF(s16le, "pcm signed 16 bit little endian format",
c9a65ca8 760 LE_DEF("sw"), CODEC_ID_PCM_S16LE)
5ed8fafc 761
115329f1 762PCMDEF(s16be, "pcm signed 16 bit big endian format",
c9a65ca8 763 BE_DEF("sw"), CODEC_ID_PCM_S16BE)
5ed8fafc 764
115329f1 765PCMDEF(u16le, "pcm unsigned 16 bit little endian format",
c9a65ca8 766 LE_DEF("uw"), CODEC_ID_PCM_U16LE)
5ed8fafc 767
115329f1 768PCMDEF(u16be, "pcm unsigned 16 bit big endian format",
c9a65ca8 769 BE_DEF("uw"), CODEC_ID_PCM_U16BE)
5ed8fafc 770
115329f1 771PCMDEF(s8, "pcm signed 8 bit format",
c9a65ca8 772 "sb", CODEC_ID_PCM_S8)
5ed8fafc 773
115329f1 774PCMDEF(u8, "pcm unsigned 8 bit format",
c9a65ca8 775 "ub", CODEC_ID_PCM_U8)
5ed8fafc 776
115329f1 777PCMDEF(mulaw, "pcm mu law format",
c9a65ca8 778 "ul", CODEC_ID_PCM_MULAW)
de6d9b64 779
115329f1 780PCMDEF(alaw, "pcm A law format",
c9a65ca8 781 "al", CODEC_ID_PCM_ALAW)
de6d9b64 782
5c91a675 783static int rawvideo_read_packet(AVFormatContext *s, AVPacket *pkt)
de6d9b64
FB
784{
785 int packet_size, ret, width, height;
786 AVStream *st = s->streams[0];
787
01f4895c
MN
788 width = st->codec->width;
789 height = st->codec->height;
de6d9b64 790
01f4895c 791 packet_size = avpicture_get_size(st->codec->pix_fmt, width, height);
63167088 792 if (packet_size < 0)
71c32f19 793 return -1;
de6d9b64 794
2692067a 795 ret= av_get_packet(&s->pb, pkt, packet_size);
de6d9b64
FB
796
797 pkt->stream_index = 0;
2692067a 798 if (ret != packet_size) {
0bd586c5 799 return AVERROR_IO;
de6d9b64
FB
800 } else {
801 return 0;
802 }
803}
804
d2a067d1 805AVInputFormat rawvideo_demuxer = {
c9a65ca8
FB
806 "rawvideo",
807 "raw video format",
808 0,
809 NULL,
810 raw_read_header,
811 rawvideo_read_packet,
812 raw_read_close,
e9b78eeb 813 .flags= AVFMT_GENERIC_INDEX,
bfc7f165 814 .extensions = "yuv,cif,qcif",
bb76a117 815 .value = CODEC_ID_RAWVIDEO,
c9a65ca8
FB
816};
817
a9e35095 818#ifdef CONFIG_MUXERS
d2a067d1 819AVOutputFormat rawvideo_muxer = {
de6d9b64
FB
820 "rawvideo",
821 "raw video format",
822 NULL,
823 "yuv",
c9a65ca8 824 0,
de6d9b64
FB
825 CODEC_ID_NONE,
826 CODEC_ID_RAWVIDEO,
827 raw_write_header,
828 raw_write_packet,
829 raw_write_trailer,
494bbf58 830 .flags= AVFMT_NOTIMESTAMPS,
de6d9b64 831};
a9e35095 832#endif //CONFIG_MUXERS
c9a65ca8 833
a9e35095 834#ifdef CONFIG_MUXERS
e928649b 835static int null_write_packet(struct AVFormatContext *s, AVPacket *pkt)
87bdd3e5
FB
836{
837 return 0;
838}
839
d2a067d1 840AVOutputFormat null_muxer = {
87bdd3e5
FB
841 "null",
842 "null video format",
843 NULL,
844 NULL,
845 0,
846#ifdef WORDS_BIGENDIAN
847 CODEC_ID_PCM_S16BE,
848#else
849 CODEC_ID_PCM_S16LE,
850#endif
851 CODEC_ID_RAWVIDEO,
852 raw_write_header,
853 null_write_packet,
854 raw_write_trailer,
494bbf58 855 .flags = AVFMT_NOFILE | AVFMT_RAWPICTURE | AVFMT_NOTIMESTAMPS,
87bdd3e5 856};
a9e35095 857#endif //CONFIG_MUXERS