av_new_packet failing should return ENOMEM, not EIO.
[FFMpeg-mirror/lagarith.git] / libavformat / raw.c
blobdc93083e5b0ddf60d77ac1886346a2fb28338d73
1 /*
2 * RAW muxer and demuxer
3 * Copyright (c) 2001 Fabrice Bellard
4 * Copyright (c) 2005 Alex Beregszaszi
6 * This file is part of FFmpeg.
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.
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.
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
23 #include "libavutil/crc.h"
24 #include "libavcodec/ac3_parser.h"
25 #include "libavcodec/get_bits.h"
26 #include "libavcodec/bytestream.h"
27 #include "avformat.h"
28 #include "raw.h"
29 #include "id3v2.h"
30 #include "id3v1.h"
32 /* simple formats */
34 #if CONFIG_ROQ_MUXER
35 static int roq_write_header(struct AVFormatContext *s)
37 static const uint8_t header[] = {
38 0x84, 0x10, 0xFF, 0xFF, 0xFF, 0xFF, 0x1E, 0x00
41 put_buffer(s->pb, header, 8);
42 put_flush_packet(s->pb);
44 return 0;
46 #endif
48 #if CONFIG_NULL_MUXER
49 static int null_write_packet(struct AVFormatContext *s, AVPacket *pkt)
51 return 0;
53 #endif
55 #if CONFIG_MUXERS
56 static int raw_write_packet(struct AVFormatContext *s, AVPacket *pkt)
58 put_buffer(s->pb, pkt->data, pkt->size);
59 put_flush_packet(s->pb);
60 return 0;
62 #endif
64 #if CONFIG_DEMUXERS
65 /* raw input */
66 static int raw_read_header(AVFormatContext *s, AVFormatParameters *ap)
68 AVStream *st;
69 int id;
71 st = av_new_stream(s, 0);
72 if (!st)
73 return AVERROR(ENOMEM);
75 id = s->iformat->value;
76 if (id == CODEC_ID_RAWVIDEO) {
77 st->codec->codec_type = CODEC_TYPE_VIDEO;
78 } else {
79 st->codec->codec_type = CODEC_TYPE_AUDIO;
81 st->codec->codec_id = id;
83 switch(st->codec->codec_type) {
84 case CODEC_TYPE_AUDIO:
85 st->codec->sample_rate = ap->sample_rate;
86 if(ap->channels) st->codec->channels = ap->channels;
87 else st->codec->channels = 1;
88 st->codec->bits_per_coded_sample = av_get_bits_per_sample(st->codec->codec_id);
89 assert(st->codec->bits_per_coded_sample > 0);
90 st->codec->block_align = st->codec->bits_per_coded_sample*st->codec->channels/8;
91 av_set_pts_info(st, 64, 1, st->codec->sample_rate);
92 break;
93 case CODEC_TYPE_VIDEO:
94 if(ap->time_base.num)
95 av_set_pts_info(st, 64, ap->time_base.num, ap->time_base.den);
96 else
97 av_set_pts_info(st, 64, 1, 25);
98 st->codec->width = ap->width;
99 st->codec->height = ap->height;
100 st->codec->pix_fmt = ap->pix_fmt;
101 if(st->codec->pix_fmt == PIX_FMT_NONE)
102 st->codec->pix_fmt= PIX_FMT_YUV420P;
103 break;
104 default:
105 return -1;
107 return 0;
110 #define RAW_PACKET_SIZE 1024
111 #define RAW_SAMPLES 1024
113 static int raw_read_packet(AVFormatContext *s, AVPacket *pkt)
115 int ret, size, bps;
116 // AVStream *st = s->streams[0];
118 size= RAW_SAMPLES*s->streams[0]->codec->block_align;
120 ret= av_get_packet(s->pb, pkt, size);
122 pkt->stream_index = 0;
123 if (ret <= 0) {
124 return AVERROR(EIO);
126 /* note: we need to modify the packet size here to handle the last
127 packet */
128 pkt->size = ret;
130 bps= av_get_bits_per_sample(s->streams[0]->codec->codec_id);
131 assert(bps); // if false there IS a bug elsewhere (NOT in this function)
132 pkt->dts=
133 pkt->pts= pkt->pos*8 / (bps * s->streams[0]->codec->channels);
135 return ret;
138 int ff_raw_read_partial_packet(AVFormatContext *s, AVPacket *pkt)
140 int ret, size;
142 size = RAW_PACKET_SIZE;
144 if (av_new_packet(pkt, size) < 0)
145 return AVERROR(ENOMEM);
147 pkt->pos= url_ftell(s->pb);
148 pkt->stream_index = 0;
149 ret = get_partial_buffer(s->pb, pkt->data, size);
150 if (ret <= 0) {
151 av_free_packet(pkt);
152 return AVERROR(EIO);
154 pkt->size = ret;
155 return ret;
157 #endif
159 #if CONFIG_RAWVIDEO_DEMUXER
160 static int rawvideo_read_packet(AVFormatContext *s, AVPacket *pkt)
162 int packet_size, ret, width, height;
163 AVStream *st = s->streams[0];
165 width = st->codec->width;
166 height = st->codec->height;
168 packet_size = avpicture_get_size(st->codec->pix_fmt, width, height);
169 if (packet_size < 0)
170 return -1;
172 ret= av_get_packet(s->pb, pkt, packet_size);
173 pkt->pts=
174 pkt->dts= pkt->pos / packet_size;
176 pkt->stream_index = 0;
177 if (ret != packet_size) {
178 return AVERROR(EIO);
179 } else {
180 return 0;
183 #endif
185 #if CONFIG_INGENIENT_DEMUXER
186 // http://www.artificis.hu/files/texts/ingenient.txt
187 static int ingenient_read_packet(AVFormatContext *s, AVPacket *pkt)
189 int ret, size, w, h, unk1, unk2;
191 if (get_le32(s->pb) != MKTAG('M', 'J', 'P', 'G'))
192 return AVERROR(EIO); // FIXME
194 size = get_le32(s->pb);
196 w = get_le16(s->pb);
197 h = get_le16(s->pb);
199 url_fskip(s->pb, 8); // zero + size (padded?)
200 url_fskip(s->pb, 2);
201 unk1 = get_le16(s->pb);
202 unk2 = get_le16(s->pb);
203 url_fskip(s->pb, 22); // ASCII timestamp
205 av_log(s, AV_LOG_DEBUG, "Ingenient packet: size=%d, width=%d, height=%d, unk1=%d unk2=%d\n",
206 size, w, h, unk1, unk2);
208 if (av_new_packet(pkt, size) < 0)
209 return AVERROR(ENOMEM);
211 pkt->pos = url_ftell(s->pb);
212 pkt->stream_index = 0;
213 ret = get_buffer(s->pb, pkt->data, size);
214 if (ret <= 0) {
215 av_free_packet(pkt);
216 return AVERROR(EIO);
218 pkt->size = ret;
219 return ret;
221 #endif
223 #if CONFIG_DEMUXERS
224 int pcm_read_seek(AVFormatContext *s,
225 int stream_index, int64_t timestamp, int flags)
227 AVStream *st;
228 int block_align, byte_rate, ret;
229 int64_t pos;
231 st = s->streams[0];
233 block_align = st->codec->block_align ? st->codec->block_align :
234 (av_get_bits_per_sample(st->codec->codec_id) * st->codec->channels) >> 3;
235 byte_rate = st->codec->bit_rate ? st->codec->bit_rate >> 3 :
236 block_align * st->codec->sample_rate;
238 if (block_align <= 0 || byte_rate <= 0)
239 return -1;
240 if (timestamp < 0) timestamp = 0;
242 /* compute the position by aligning it to block_align */
243 pos = av_rescale_rnd(timestamp * byte_rate,
244 st->time_base.num,
245 st->time_base.den * (int64_t)block_align,
246 (flags & AVSEEK_FLAG_BACKWARD) ? AV_ROUND_DOWN : AV_ROUND_UP);
247 pos *= block_align;
249 /* recompute exact position */
250 st->cur_dts = av_rescale(pos, st->time_base.den, byte_rate * (int64_t)st->time_base.num);
251 if ((ret = url_fseek(s->pb, pos + s->data_offset, SEEK_SET)) < 0)
252 return ret;
253 return 0;
256 static int audio_read_header(AVFormatContext *s,
257 AVFormatParameters *ap)
259 AVStream *st = av_new_stream(s, 0);
260 if (!st)
261 return AVERROR(ENOMEM);
262 st->codec->codec_type = CODEC_TYPE_AUDIO;
263 st->codec->codec_id = s->iformat->value;
264 st->need_parsing = AVSTREAM_PARSE_FULL;
265 /* the parameters will be extracted from the compressed bitstream */
267 return 0;
270 /* MPEG-1/H.263 input */
271 static int video_read_header(AVFormatContext *s,
272 AVFormatParameters *ap)
274 AVStream *st;
276 st = av_new_stream(s, 0);
277 if (!st)
278 return AVERROR(ENOMEM);
280 st->codec->codec_type = CODEC_TYPE_VIDEO;
281 st->codec->codec_id = s->iformat->value;
282 st->need_parsing = AVSTREAM_PARSE_FULL;
284 /* for MJPEG, specify frame rate */
285 /* for MPEG-4 specify it, too (most MPEG-4 streams do not have the fixed_vop_rate set ...)*/
286 if (ap->time_base.num) {
287 st->codec->time_base= ap->time_base;
288 } else if ( st->codec->codec_id == CODEC_ID_MJPEG ||
289 st->codec->codec_id == CODEC_ID_MPEG4 ||
290 st->codec->codec_id == CODEC_ID_DIRAC ||
291 st->codec->codec_id == CODEC_ID_H264) {
292 st->codec->time_base= (AVRational){1,25};
294 av_set_pts_info(st, 64, 1, 1200000);
296 return 0;
298 #endif
300 #if CONFIG_MPEGVIDEO_DEMUXER
301 #define SEQ_START_CODE 0x000001b3
302 #define GOP_START_CODE 0x000001b8
303 #define PICTURE_START_CODE 0x00000100
304 #define SLICE_START_CODE 0x00000101
305 #define PACK_START_CODE 0x000001ba
306 #define VIDEO_ID 0x000001e0
307 #define AUDIO_ID 0x000001c0
309 static int mpegvideo_probe(AVProbeData *p)
311 uint32_t code= -1;
312 int pic=0, seq=0, slice=0, pspack=0, pes=0;
313 int i;
315 for(i=0; i<p->buf_size; i++){
316 code = (code<<8) + p->buf[i];
317 if ((code & 0xffffff00) == 0x100) {
318 switch(code){
319 case SEQ_START_CODE: seq++; break;
320 case PICTURE_START_CODE: pic++; break;
321 case SLICE_START_CODE: slice++; break;
322 case PACK_START_CODE: pspack++; break;
324 if ((code & 0x1f0) == VIDEO_ID) pes++;
325 else if((code & 0x1e0) == AUDIO_ID) pes++;
328 if(seq && seq*9<=pic*10 && pic*9<=slice*10 && !pspack && !pes)
329 return pic>1 ? AVPROBE_SCORE_MAX/2+1 : AVPROBE_SCORE_MAX/4; // +1 for .mpg
330 return 0;
332 #endif
334 #if CONFIG_CAVSVIDEO_DEMUXER
335 #define CAVS_SEQ_START_CODE 0x000001b0
336 #define CAVS_PIC_I_START_CODE 0x000001b3
337 #define CAVS_UNDEF_START_CODE 0x000001b4
338 #define CAVS_PIC_PB_START_CODE 0x000001b6
339 #define CAVS_VIDEO_EDIT_CODE 0x000001b7
340 #define CAVS_PROFILE_JIZHUN 0x20
342 static int cavsvideo_probe(AVProbeData *p)
344 uint32_t code= -1;
345 int pic=0, seq=0, slice_pos = 0;
346 int i;
348 for(i=0; i<p->buf_size; i++){
349 code = (code<<8) + p->buf[i];
350 if ((code & 0xffffff00) == 0x100) {
351 if(code < CAVS_SEQ_START_CODE) {
352 /* slices have to be consecutive */
353 if(code < slice_pos)
354 return 0;
355 slice_pos = code;
356 } else {
357 slice_pos = 0;
359 if (code == CAVS_SEQ_START_CODE) {
360 seq++;
361 /* check for the only currently supported profile */
362 if(p->buf[i+1] != CAVS_PROFILE_JIZHUN)
363 return 0;
364 } else if ((code == CAVS_PIC_I_START_CODE) ||
365 (code == CAVS_PIC_PB_START_CODE)) {
366 pic++;
367 } else if ((code == CAVS_UNDEF_START_CODE) ||
368 (code > CAVS_VIDEO_EDIT_CODE)) {
369 return 0;
373 if(seq && seq*9<=pic*10)
374 return AVPROBE_SCORE_MAX/2;
375 return 0;
377 #endif
379 #if CONFIG_M4V_DEMUXER
380 #define VISUAL_OBJECT_START_CODE 0x000001b5
381 #define VOP_START_CODE 0x000001b6
383 static int mpeg4video_probe(AVProbeData *probe_packet)
385 uint32_t temp_buffer= -1;
386 int VO=0, VOL=0, VOP = 0, VISO = 0, res=0;
387 int i;
389 for(i=0; i<probe_packet->buf_size; i++){
390 temp_buffer = (temp_buffer<<8) + probe_packet->buf[i];
391 if ((temp_buffer & 0xffffff00) != 0x100)
392 continue;
394 if (temp_buffer == VOP_START_CODE) VOP++;
395 else if (temp_buffer == VISUAL_OBJECT_START_CODE) VISO++;
396 else if (temp_buffer < 0x120) VO++;
397 else if (temp_buffer < 0x130) VOL++;
398 else if ( !(0x1AF < temp_buffer && temp_buffer < 0x1B7)
399 && !(0x1B9 < temp_buffer && temp_buffer < 0x1C4)) res++;
402 if ( VOP >= VISO && VOP >= VOL && VO >= VOL && VOL > 0 && res==0)
403 return AVPROBE_SCORE_MAX/2;
404 return 0;
406 #endif
408 #if CONFIG_H264_DEMUXER
409 static int h264_probe(AVProbeData *p)
411 uint32_t code= -1;
412 int sps=0, pps=0, idr=0, res=0, sli=0;
413 int i;
415 for(i=0; i<p->buf_size; i++){
416 code = (code<<8) + p->buf[i];
417 if ((code & 0xffffff00) == 0x100) {
418 int ref_idc= (code>>5)&3;
419 int type = code & 0x1F;
420 static const int8_t ref_zero[32]={
421 2, 0, 0, 0, 0,-1, 1,-1,
422 -1, 1, 1, 1, 1,-1, 2, 2,
423 2, 2, 2, 0, 2, 2, 2, 2,
424 2, 2, 2, 2, 2, 2, 2, 2
427 if(code & 0x80) //forbidden bit
428 return 0;
430 if(ref_zero[type] == 1 && ref_idc)
431 return 0;
432 if(ref_zero[type] ==-1 && !ref_idc)
433 return 0;
434 if(ref_zero[type] == 2)
435 res++;
437 switch(type){
438 case 1: sli++; break;
439 case 5: idr++; break;
440 case 7:
441 if(p->buf[i+2]&0x0F)
442 return 0;
443 sps++;
444 break;
445 case 8: pps++; break;
449 if(sps && pps && (idr||sli>3) && res<(sps+pps+idr))
450 return AVPROBE_SCORE_MAX/2+1; // +1 for .mpg
451 return 0;
453 #endif
455 #if CONFIG_H263_DEMUXER
456 static int h263_probe(AVProbeData *p)
458 uint64_t code= -1;
459 int i;
460 int valid_psc=0;
461 int invalid_psc=0;
462 int res_change=0;
463 int src_fmt, last_src_fmt=-1;
465 for(i=0; i<p->buf_size; i++){
466 code = (code<<8) + p->buf[i];
467 if ((code & 0xfffffc0000) == 0x800000) {
468 src_fmt= (code>>2)&3;
469 if( src_fmt != last_src_fmt
470 && last_src_fmt>0 && last_src_fmt<6
471 && src_fmt<6)
472 res_change++;
474 if((code&0x300)==0x200 && src_fmt){
475 valid_psc++;
476 }else
477 invalid_psc++;
478 last_src_fmt= src_fmt;
481 if(valid_psc > 2*invalid_psc + 2*res_change + 2){
482 return 50;
483 }else if(valid_psc > 2*invalid_psc)
484 return 25;
485 return 0;
487 #endif
489 #if CONFIG_H261_DEMUXER
490 static int h261_probe(AVProbeData *p)
492 uint32_t code= -1;
493 int i;
494 int valid_psc=0;
495 int invalid_psc=0;
496 int next_gn=0;
497 int src_fmt=0;
498 GetBitContext gb;
500 init_get_bits(&gb, p->buf, p->buf_size*8);
502 for(i=0; i<p->buf_size*8; i++){
503 code = (code<<1) + get_bits1(&gb);
504 if ((code & 0xffff0000) == 0x10000) {
505 int gn= (code>>12)&0xf;
506 if(!gn)
507 src_fmt= code&8;
508 if(gn != next_gn) invalid_psc++;
509 else valid_psc++;
511 if(src_fmt){ // CIF
512 next_gn= (gn+1 )%13;
513 }else{ //QCIF
514 next_gn= (gn+1+!!gn)% 7;
518 if(valid_psc > 2*invalid_psc + 6){
519 return 50;
520 }else if(valid_psc > 2*invalid_psc + 2)
521 return 25;
522 return 0;
524 #endif
526 #if CONFIG_DTS_DEMUXER
527 #define DCA_MARKER_14B_BE 0x1FFFE800
528 #define DCA_MARKER_14B_LE 0xFF1F00E8
529 #define DCA_MARKER_RAW_BE 0x7FFE8001
530 #define DCA_MARKER_RAW_LE 0xFE7F0180
531 static int dts_probe(AVProbeData *p)
533 const uint8_t *buf, *bufp;
534 uint32_t state = -1;
535 int markers[3] = {0};
536 int sum, max;
538 buf = p->buf;
540 for(; buf < (p->buf+p->buf_size)-2; buf+=2) {
541 bufp = buf;
542 state = (state << 16) | bytestream_get_be16(&bufp);
544 /* regular bitstream */
545 if (state == DCA_MARKER_RAW_BE || state == DCA_MARKER_RAW_LE)
546 markers[0]++;
548 /* 14 bits big-endian bitstream */
549 if (state == DCA_MARKER_14B_BE)
550 if ((bytestream_get_be16(&bufp) & 0xFFF0) == 0x07F0)
551 markers[1]++;
553 /* 14 bits little-endian bitstream */
554 if (state == DCA_MARKER_14B_LE)
555 if ((bytestream_get_be16(&bufp) & 0xF0FF) == 0xF007)
556 markers[2]++;
558 sum = markers[0] + markers[1] + markers[2];
559 max = markers[1] > markers[0];
560 max = markers[2] > markers[max] ? 2 : max;
561 if (markers[max] > 3 && p->buf_size / markers[max] < 32*1024 &&
562 markers[max] * 4 > sum * 3)
563 return AVPROBE_SCORE_MAX/2+1;
565 return 0;
567 #endif
569 #if CONFIG_DIRAC_DEMUXER
570 static int dirac_probe(AVProbeData *p)
572 if (AV_RL32(p->buf) == MKTAG('B', 'B', 'C', 'D'))
573 return AVPROBE_SCORE_MAX;
574 else
575 return 0;
577 #endif
579 #if CONFIG_DNXHD_DEMUXER
580 static int dnxhd_probe(AVProbeData *p)
582 static const uint8_t header[] = {0x00,0x00,0x02,0x80,0x01};
583 int w, h, compression_id;
584 if (p->buf_size < 0x2c)
585 return 0;
586 if (memcmp(p->buf, header, 5))
587 return 0;
588 h = AV_RB16(p->buf + 0x18);
589 w = AV_RB16(p->buf + 0x1a);
590 if (!w || !h)
591 return 0;
592 compression_id = AV_RB32(p->buf + 0x28);
593 if (compression_id < 1237 || compression_id > 1253)
594 return 0;
595 return AVPROBE_SCORE_MAX;
597 #endif
599 #if CONFIG_AC3_DEMUXER || CONFIG_EAC3_DEMUXER
600 static int ac3_eac3_probe(AVProbeData *p, enum CodecID expected_codec_id)
602 int max_frames, first_frames = 0, frames;
603 uint8_t *buf, *buf2, *end;
604 AC3HeaderInfo hdr;
605 GetBitContext gbc;
606 enum CodecID codec_id = CODEC_ID_AC3;
608 max_frames = 0;
609 buf = p->buf;
610 end = buf + p->buf_size;
612 for(; buf < end; buf++) {
613 buf2 = buf;
615 for(frames = 0; buf2 < end; frames++) {
616 init_get_bits(&gbc, buf2, 54);
617 if(ff_ac3_parse_header(&gbc, &hdr) < 0)
618 break;
619 if(buf2 + hdr.frame_size > end ||
620 av_crc(av_crc_get_table(AV_CRC_16_ANSI), 0, buf2 + 2, hdr.frame_size - 2))
621 break;
622 if (hdr.bitstream_id > 10)
623 codec_id = CODEC_ID_EAC3;
624 buf2 += hdr.frame_size;
626 max_frames = FFMAX(max_frames, frames);
627 if(buf == p->buf)
628 first_frames = frames;
630 if(codec_id != expected_codec_id) return 0;
631 // keep this in sync with mp3 probe, both need to avoid
632 // issues with MPEG-files!
633 if (first_frames>=4) return AVPROBE_SCORE_MAX/2+1;
634 else if(max_frames>500)return AVPROBE_SCORE_MAX/2;
635 else if(max_frames>=4) return AVPROBE_SCORE_MAX/4;
636 else if(max_frames>=1) return 1;
637 else return 0;
639 #endif
641 #if CONFIG_AC3_DEMUXER
642 static int ac3_probe(AVProbeData *p)
644 return ac3_eac3_probe(p, CODEC_ID_AC3);
646 #endif
648 #if CONFIG_EAC3_DEMUXER
649 static int eac3_probe(AVProbeData *p)
651 return ac3_eac3_probe(p, CODEC_ID_EAC3);
653 #endif
655 #if CONFIG_AAC_DEMUXER
656 static int adts_aac_probe(AVProbeData *p)
658 int max_frames = 0, first_frames = 0;
659 int fsize, frames;
660 uint8_t *buf0 = p->buf;
661 uint8_t *buf2;
662 uint8_t *buf;
663 uint8_t *end = buf0 + p->buf_size - 7;
665 if (ff_id3v2_match(buf0)) {
666 buf0 += ff_id3v2_tag_len(buf0);
668 buf = buf0;
670 for(; buf < end; buf= buf2+1) {
671 buf2 = buf;
673 for(frames = 0; buf2 < end; frames++) {
674 uint32_t header = AV_RB16(buf2);
675 if((header&0xFFF6) != 0xFFF0)
676 break;
677 fsize = (AV_RB32(buf2+3)>>13) & 0x8FFF;
678 if(fsize < 7)
679 break;
680 buf2 += fsize;
682 max_frames = FFMAX(max_frames, frames);
683 if(buf == buf0)
684 first_frames= frames;
686 if (first_frames>=3) return AVPROBE_SCORE_MAX/2+1;
687 else if(max_frames>500)return AVPROBE_SCORE_MAX/2;
688 else if(max_frames>=3) return AVPROBE_SCORE_MAX/4;
689 else if(max_frames>=1) return 1;
690 else return 0;
693 static int adts_aac_read_header(AVFormatContext *s,
694 AVFormatParameters *ap)
696 AVStream *st;
698 st = av_new_stream(s, 0);
699 if (!st)
700 return AVERROR(ENOMEM);
702 st->codec->codec_type = CODEC_TYPE_AUDIO;
703 st->codec->codec_id = s->iformat->value;
704 st->need_parsing = AVSTREAM_PARSE_FULL;
706 ff_id3v1_read(s);
707 ff_id3v2_read(s);
709 return 0;
712 #endif
714 /* Note: Do not forget to add new entries to the Makefile as well. */
716 #if CONFIG_AAC_DEMUXER
717 AVInputFormat aac_demuxer = {
718 "aac",
719 NULL_IF_CONFIG_SMALL("raw ADTS AAC"),
721 adts_aac_probe,
722 adts_aac_read_header,
723 ff_raw_read_partial_packet,
724 .flags= AVFMT_GENERIC_INDEX,
725 .extensions = "aac",
726 .value = CODEC_ID_AAC,
728 #endif
730 #if CONFIG_AC3_DEMUXER
731 AVInputFormat ac3_demuxer = {
732 "ac3",
733 NULL_IF_CONFIG_SMALL("raw AC-3"),
735 ac3_probe,
736 audio_read_header,
737 ff_raw_read_partial_packet,
738 .flags= AVFMT_GENERIC_INDEX,
739 .extensions = "ac3",
740 .value = CODEC_ID_AC3,
742 #endif
744 #if CONFIG_AC3_MUXER
745 AVOutputFormat ac3_muxer = {
746 "ac3",
747 NULL_IF_CONFIG_SMALL("raw AC-3"),
748 "audio/x-ac3",
749 "ac3",
751 CODEC_ID_AC3,
752 CODEC_ID_NONE,
753 NULL,
754 raw_write_packet,
755 .flags= AVFMT_NOTIMESTAMPS,
757 #endif
759 #if CONFIG_DIRAC_DEMUXER
760 AVInputFormat dirac_demuxer = {
761 "dirac",
762 NULL_IF_CONFIG_SMALL("raw Dirac"),
764 dirac_probe,
765 video_read_header,
766 ff_raw_read_partial_packet,
767 .flags= AVFMT_GENERIC_INDEX,
768 .value = CODEC_ID_DIRAC,
770 #endif
772 #if CONFIG_DIRAC_MUXER
773 AVOutputFormat dirac_muxer = {
774 "dirac",
775 NULL_IF_CONFIG_SMALL("raw Dirac"),
776 NULL,
777 "drc",
779 CODEC_ID_NONE,
780 CODEC_ID_DIRAC,
781 NULL,
782 raw_write_packet,
783 .flags= AVFMT_NOTIMESTAMPS,
785 #endif
787 #if CONFIG_DNXHD_DEMUXER
788 AVInputFormat dnxhd_demuxer = {
789 "dnxhd",
790 NULL_IF_CONFIG_SMALL("raw DNxHD (SMPTE VC-3)"),
792 dnxhd_probe,
793 video_read_header,
794 ff_raw_read_partial_packet,
795 .flags= AVFMT_GENERIC_INDEX,
796 .value = CODEC_ID_DNXHD,
798 #endif
800 #if CONFIG_DNXHD_MUXER
801 AVOutputFormat dnxhd_muxer = {
802 "dnxhd",
803 NULL_IF_CONFIG_SMALL("raw DNxHD (SMPTE VC-3)"),
804 NULL,
805 "dnxhd",
807 CODEC_ID_NONE,
808 CODEC_ID_DNXHD,
809 NULL,
810 raw_write_packet,
811 .flags= AVFMT_NOTIMESTAMPS,
813 #endif
815 #if CONFIG_DTS_DEMUXER
816 AVInputFormat dts_demuxer = {
817 "dts",
818 NULL_IF_CONFIG_SMALL("raw DTS"),
820 dts_probe,
821 audio_read_header,
822 ff_raw_read_partial_packet,
823 .flags= AVFMT_GENERIC_INDEX,
824 .extensions = "dts",
825 .value = CODEC_ID_DTS,
827 #endif
829 #if CONFIG_DTS_MUXER
830 AVOutputFormat dts_muxer = {
831 "dts",
832 NULL_IF_CONFIG_SMALL("raw DTS"),
833 "audio/x-dca",
834 "dts",
836 CODEC_ID_DTS,
837 CODEC_ID_NONE,
838 NULL,
839 raw_write_packet,
840 .flags= AVFMT_NOTIMESTAMPS,
842 #endif
844 #if CONFIG_EAC3_DEMUXER
845 AVInputFormat eac3_demuxer = {
846 "eac3",
847 NULL_IF_CONFIG_SMALL("raw E-AC-3"),
849 eac3_probe,
850 audio_read_header,
851 ff_raw_read_partial_packet,
852 .flags= AVFMT_GENERIC_INDEX,
853 .extensions = "eac3",
854 .value = CODEC_ID_EAC3,
856 #endif
858 #if CONFIG_EAC3_MUXER
859 AVOutputFormat eac3_muxer = {
860 "eac3",
861 NULL_IF_CONFIG_SMALL("raw E-AC-3"),
862 "audio/x-eac3",
863 "eac3",
865 CODEC_ID_EAC3,
866 CODEC_ID_NONE,
867 NULL,
868 raw_write_packet,
869 .flags= AVFMT_NOTIMESTAMPS,
871 #endif
873 #if CONFIG_GSM_DEMUXER
874 AVInputFormat gsm_demuxer = {
875 "gsm",
876 NULL_IF_CONFIG_SMALL("raw GSM"),
878 NULL,
879 audio_read_header,
880 ff_raw_read_partial_packet,
881 .flags= AVFMT_GENERIC_INDEX,
882 .extensions = "gsm",
883 .value = CODEC_ID_GSM,
885 #endif
887 #if CONFIG_H261_DEMUXER
888 AVInputFormat h261_demuxer = {
889 "h261",
890 NULL_IF_CONFIG_SMALL("raw H.261"),
892 h261_probe,
893 video_read_header,
894 ff_raw_read_partial_packet,
895 .flags= AVFMT_GENERIC_INDEX,
896 .extensions = "h261",
897 .value = CODEC_ID_H261,
899 #endif
901 #if CONFIG_H261_MUXER
902 AVOutputFormat h261_muxer = {
903 "h261",
904 NULL_IF_CONFIG_SMALL("raw H.261"),
905 "video/x-h261",
906 "h261",
908 CODEC_ID_NONE,
909 CODEC_ID_H261,
910 NULL,
911 raw_write_packet,
912 .flags= AVFMT_NOTIMESTAMPS,
914 #endif
916 #if CONFIG_H263_DEMUXER
917 AVInputFormat h263_demuxer = {
918 "h263",
919 NULL_IF_CONFIG_SMALL("raw H.263"),
921 h263_probe,
922 video_read_header,
923 ff_raw_read_partial_packet,
924 .flags= AVFMT_GENERIC_INDEX,
925 // .extensions = "h263", //FIXME remove after writing mpeg4_probe
926 .value = CODEC_ID_H263,
928 #endif
930 #if CONFIG_H263_MUXER
931 AVOutputFormat h263_muxer = {
932 "h263",
933 NULL_IF_CONFIG_SMALL("raw H.263"),
934 "video/x-h263",
935 "h263",
937 CODEC_ID_NONE,
938 CODEC_ID_H263,
939 NULL,
940 raw_write_packet,
941 .flags= AVFMT_NOTIMESTAMPS,
943 #endif
945 #if CONFIG_H264_DEMUXER
946 AVInputFormat h264_demuxer = {
947 "h264",
948 NULL_IF_CONFIG_SMALL("raw H.264 video format"),
950 h264_probe,
951 video_read_header,
952 ff_raw_read_partial_packet,
953 .flags= AVFMT_GENERIC_INDEX,
954 .extensions = "h26l,h264,264", //FIXME remove after writing mpeg4_probe
955 .value = CODEC_ID_H264,
957 #endif
959 #if CONFIG_H264_MUXER
960 AVOutputFormat h264_muxer = {
961 "h264",
962 NULL_IF_CONFIG_SMALL("raw H.264 video format"),
963 NULL,
964 "h264",
966 CODEC_ID_NONE,
967 CODEC_ID_H264,
968 NULL,
969 raw_write_packet,
970 .flags= AVFMT_NOTIMESTAMPS,
972 #endif
974 #if CONFIG_INGENIENT_DEMUXER
975 AVInputFormat ingenient_demuxer = {
976 "ingenient",
977 NULL_IF_CONFIG_SMALL("raw Ingenient MJPEG"),
979 NULL,
980 video_read_header,
981 ingenient_read_packet,
982 .flags= AVFMT_GENERIC_INDEX,
983 .extensions = "cgi", // FIXME
984 .value = CODEC_ID_MJPEG,
986 #endif
988 #if CONFIG_M4V_DEMUXER
989 AVInputFormat m4v_demuxer = {
990 "m4v",
991 NULL_IF_CONFIG_SMALL("raw MPEG-4 video format"),
993 mpeg4video_probe, /** probing for MPEG-4 data */
994 video_read_header,
995 ff_raw_read_partial_packet,
996 .flags= AVFMT_GENERIC_INDEX,
997 .extensions = "m4v",
998 .value = CODEC_ID_MPEG4,
1000 #endif
1002 #if CONFIG_M4V_MUXER
1003 AVOutputFormat m4v_muxer = {
1004 "m4v",
1005 NULL_IF_CONFIG_SMALL("raw MPEG-4 video format"),
1006 NULL,
1007 "m4v",
1009 CODEC_ID_NONE,
1010 CODEC_ID_MPEG4,
1011 NULL,
1012 raw_write_packet,
1013 .flags= AVFMT_NOTIMESTAMPS,
1015 #endif
1017 #if CONFIG_MJPEG_DEMUXER
1018 AVInputFormat mjpeg_demuxer = {
1019 "mjpeg",
1020 NULL_IF_CONFIG_SMALL("raw MJPEG video"),
1022 NULL,
1023 video_read_header,
1024 ff_raw_read_partial_packet,
1025 .flags= AVFMT_GENERIC_INDEX,
1026 .extensions = "mjpg,mjpeg",
1027 .value = CODEC_ID_MJPEG,
1029 #endif
1031 #if CONFIG_MJPEG_MUXER
1032 AVOutputFormat mjpeg_muxer = {
1033 "mjpeg",
1034 NULL_IF_CONFIG_SMALL("raw MJPEG video"),
1035 "video/x-mjpeg",
1036 "mjpg,mjpeg",
1038 CODEC_ID_NONE,
1039 CODEC_ID_MJPEG,
1040 NULL,
1041 raw_write_packet,
1042 .flags= AVFMT_NOTIMESTAMPS,
1044 #endif
1046 #if CONFIG_MLP_DEMUXER
1047 AVInputFormat mlp_demuxer = {
1048 "mlp",
1049 NULL_IF_CONFIG_SMALL("raw MLP"),
1051 NULL,
1052 audio_read_header,
1053 ff_raw_read_partial_packet,
1054 .flags= AVFMT_GENERIC_INDEX,
1055 .extensions = "mlp",
1056 .value = CODEC_ID_MLP,
1058 #endif
1060 #if CONFIG_MLP_MUXER
1061 AVOutputFormat mlp_muxer = {
1062 "mlp",
1063 NULL_IF_CONFIG_SMALL("raw MLP"),
1064 NULL,
1065 "mlp",
1067 CODEC_ID_MLP,
1068 CODEC_ID_NONE,
1069 NULL,
1070 raw_write_packet,
1071 .flags= AVFMT_NOTIMESTAMPS,
1073 #endif
1075 #if CONFIG_TRUEHD_DEMUXER
1076 AVInputFormat truehd_demuxer = {
1077 "truehd",
1078 NULL_IF_CONFIG_SMALL("raw TrueHD"),
1080 NULL,
1081 audio_read_header,
1082 ff_raw_read_partial_packet,
1083 .flags= AVFMT_GENERIC_INDEX,
1084 .extensions = "thd",
1085 .value = CODEC_ID_TRUEHD,
1087 #endif
1089 #if CONFIG_TRUEHD_MUXER
1090 AVOutputFormat truehd_muxer = {
1091 "truehd",
1092 NULL_IF_CONFIG_SMALL("raw TrueHD"),
1093 NULL,
1094 "thd",
1096 CODEC_ID_TRUEHD,
1097 CODEC_ID_NONE,
1098 NULL,
1099 raw_write_packet,
1100 .flags= AVFMT_NOTIMESTAMPS,
1102 #endif
1104 #if CONFIG_MPEG1VIDEO_MUXER
1105 AVOutputFormat mpeg1video_muxer = {
1106 "mpeg1video",
1107 NULL_IF_CONFIG_SMALL("raw MPEG-1 video"),
1108 "video/x-mpeg",
1109 "mpg,mpeg,m1v",
1111 CODEC_ID_NONE,
1112 CODEC_ID_MPEG1VIDEO,
1113 NULL,
1114 raw_write_packet,
1115 .flags= AVFMT_NOTIMESTAMPS,
1117 #endif
1119 #if CONFIG_MPEG2VIDEO_MUXER
1120 AVOutputFormat mpeg2video_muxer = {
1121 "mpeg2video",
1122 NULL_IF_CONFIG_SMALL("raw MPEG-2 video"),
1123 NULL,
1124 "m2v",
1126 CODEC_ID_NONE,
1127 CODEC_ID_MPEG2VIDEO,
1128 NULL,
1129 raw_write_packet,
1130 .flags= AVFMT_NOTIMESTAMPS,
1132 #endif
1134 #if CONFIG_MPEGVIDEO_DEMUXER
1135 AVInputFormat mpegvideo_demuxer = {
1136 "mpegvideo",
1137 NULL_IF_CONFIG_SMALL("raw MPEG video"),
1139 mpegvideo_probe,
1140 video_read_header,
1141 ff_raw_read_partial_packet,
1142 .flags= AVFMT_GENERIC_INDEX,
1143 .value = CODEC_ID_MPEG1VIDEO,
1145 #endif
1147 #if CONFIG_CAVSVIDEO_DEMUXER
1148 AVInputFormat cavsvideo_demuxer = {
1149 "cavsvideo",
1150 NULL_IF_CONFIG_SMALL("raw Chinese AVS video"),
1152 cavsvideo_probe,
1153 video_read_header,
1154 ff_raw_read_partial_packet,
1155 .flags= AVFMT_GENERIC_INDEX,
1156 .value = CODEC_ID_CAVS,
1158 #endif
1160 #if CONFIG_NULL_MUXER
1161 AVOutputFormat null_muxer = {
1162 "null",
1163 NULL_IF_CONFIG_SMALL("raw null video format"),
1164 NULL,
1165 NULL,
1167 #if HAVE_BIGENDIAN
1168 CODEC_ID_PCM_S16BE,
1169 #else
1170 CODEC_ID_PCM_S16LE,
1171 #endif
1172 CODEC_ID_RAWVIDEO,
1173 NULL,
1174 null_write_packet,
1175 .flags = AVFMT_NOFILE | AVFMT_RAWPICTURE | AVFMT_NOTIMESTAMPS,
1177 #endif
1179 #if CONFIG_RAWVIDEO_DEMUXER
1180 AVInputFormat rawvideo_demuxer = {
1181 "rawvideo",
1182 NULL_IF_CONFIG_SMALL("raw video format"),
1184 NULL,
1185 raw_read_header,
1186 rawvideo_read_packet,
1187 .flags= AVFMT_GENERIC_INDEX,
1188 .extensions = "yuv,cif,qcif,rgb",
1189 .value = CODEC_ID_RAWVIDEO,
1191 #endif
1193 #if CONFIG_RAWVIDEO_MUXER
1194 AVOutputFormat rawvideo_muxer = {
1195 "rawvideo",
1196 NULL_IF_CONFIG_SMALL("raw video format"),
1197 NULL,
1198 "yuv,rgb",
1200 CODEC_ID_NONE,
1201 CODEC_ID_RAWVIDEO,
1202 NULL,
1203 raw_write_packet,
1204 .flags= AVFMT_NOTIMESTAMPS,
1206 #endif
1208 #if CONFIG_ROQ_MUXER
1209 AVOutputFormat roq_muxer =
1211 "RoQ",
1212 NULL_IF_CONFIG_SMALL("raw id RoQ format"),
1213 NULL,
1214 "roq",
1216 CODEC_ID_ROQ_DPCM,
1217 CODEC_ID_ROQ,
1218 roq_write_header,
1219 raw_write_packet,
1221 #endif
1223 #if CONFIG_SHORTEN_DEMUXER
1224 AVInputFormat shorten_demuxer = {
1225 "shn",
1226 NULL_IF_CONFIG_SMALL("raw Shorten"),
1228 NULL,
1229 audio_read_header,
1230 ff_raw_read_partial_packet,
1231 .flags= AVFMT_GENERIC_INDEX,
1232 .extensions = "shn",
1233 .value = CODEC_ID_SHORTEN,
1235 #endif
1237 #if CONFIG_VC1_DEMUXER
1238 AVInputFormat vc1_demuxer = {
1239 "vc1",
1240 NULL_IF_CONFIG_SMALL("raw VC-1"),
1242 NULL /* vc1_probe */,
1243 video_read_header,
1244 ff_raw_read_partial_packet,
1245 .extensions = "vc1",
1246 .value = CODEC_ID_VC1,
1248 #endif
1250 /* PCM formats */
1252 #define PCMINPUTDEF(name, long_name, ext, codec) \
1253 AVInputFormat pcm_ ## name ## _demuxer = {\
1254 #name,\
1255 NULL_IF_CONFIG_SMALL(long_name),\
1257 NULL,\
1258 raw_read_header,\
1259 raw_read_packet,\
1260 NULL,\
1261 pcm_read_seek,\
1262 .flags= AVFMT_GENERIC_INDEX,\
1263 .extensions = ext,\
1264 .value = codec,\
1267 #define PCMOUTPUTDEF(name, long_name, ext, codec) \
1268 AVOutputFormat pcm_ ## name ## _muxer = {\
1269 #name,\
1270 NULL_IF_CONFIG_SMALL(long_name),\
1271 NULL,\
1272 ext,\
1274 codec,\
1275 CODEC_ID_NONE,\
1276 NULL,\
1277 raw_write_packet,\
1278 .flags= AVFMT_NOTIMESTAMPS,\
1282 #if !CONFIG_MUXERS && CONFIG_DEMUXERS
1283 #define PCMDEF(name, long_name, ext, codec) \
1284 PCMINPUTDEF(name, long_name, ext, codec)
1285 #elif CONFIG_MUXERS && !CONFIG_DEMUXERS
1286 #define PCMDEF(name, long_name, ext, codec) \
1287 PCMOUTPUTDEF(name, long_name, ext, codec)
1288 #elif CONFIG_MUXERS && CONFIG_DEMUXERS
1289 #define PCMDEF(name, long_name, ext, codec) \
1290 PCMINPUTDEF(name, long_name, ext, codec)\
1291 PCMOUTPUTDEF(name, long_name, ext, codec)
1292 #else
1293 #define PCMDEF(name, long_name, ext, codec)
1294 #endif
1296 #if HAVE_BIGENDIAN
1297 #define BE_DEF(s) s
1298 #define LE_DEF(s) NULL
1299 #else
1300 #define BE_DEF(s) NULL
1301 #define LE_DEF(s) s
1302 #endif
1304 PCMDEF(f64be, "PCM 64 bit floating-point big-endian format",
1305 NULL, CODEC_ID_PCM_F64BE)
1307 PCMDEF(f64le, "PCM 64 bit floating-point little-endian format",
1308 NULL, CODEC_ID_PCM_F64LE)
1310 PCMDEF(f32be, "PCM 32 bit floating-point big-endian format",
1311 NULL, CODEC_ID_PCM_F32BE)
1313 PCMDEF(f32le, "PCM 32 bit floating-point little-endian format",
1314 NULL, CODEC_ID_PCM_F32LE)
1316 PCMDEF(s32be, "PCM signed 32 bit big-endian format",
1317 NULL, CODEC_ID_PCM_S32BE)
1319 PCMDEF(s32le, "PCM signed 32 bit little-endian format",
1320 NULL, CODEC_ID_PCM_S32LE)
1322 PCMDEF(s24be, "PCM signed 24 bit big-endian format",
1323 NULL, CODEC_ID_PCM_S24BE)
1325 PCMDEF(s24le, "PCM signed 24 bit little-endian format",
1326 NULL, CODEC_ID_PCM_S24LE)
1328 PCMDEF(s16be, "PCM signed 16 bit big-endian format",
1329 BE_DEF("sw"), CODEC_ID_PCM_S16BE)
1331 PCMDEF(s16le, "PCM signed 16 bit little-endian format",
1332 LE_DEF("sw"), CODEC_ID_PCM_S16LE)
1334 PCMDEF(s8, "PCM signed 8 bit format",
1335 "sb", CODEC_ID_PCM_S8)
1337 PCMDEF(u32be, "PCM unsigned 32 bit big-endian format",
1338 NULL, CODEC_ID_PCM_U32BE)
1340 PCMDEF(u32le, "PCM unsigned 32 bit little-endian format",
1341 NULL, CODEC_ID_PCM_U32LE)
1343 PCMDEF(u24be, "PCM unsigned 24 bit big-endian format",
1344 NULL, CODEC_ID_PCM_U24BE)
1346 PCMDEF(u24le, "PCM unsigned 24 bit little-endian format",
1347 NULL, CODEC_ID_PCM_U24LE)
1349 PCMDEF(u16be, "PCM unsigned 16 bit big-endian format",
1350 BE_DEF("uw"), CODEC_ID_PCM_U16BE)
1352 PCMDEF(u16le, "PCM unsigned 16 bit little-endian format",
1353 LE_DEF("uw"), CODEC_ID_PCM_U16LE)
1355 PCMDEF(u8, "PCM unsigned 8 bit format",
1356 "ub", CODEC_ID_PCM_U8)
1358 PCMDEF(alaw, "PCM A-law format",
1359 "al", CODEC_ID_PCM_ALAW)
1361 PCMDEF(mulaw, "PCM mu-law format",
1362 "ul", CODEC_ID_PCM_MULAW)