6c97e1b7edc731931801233bf97adde987fa21a5
[ffmpeg.git] / libavformat / raw.c
1 /*
2  * RAW muxer and demuxer
3  * Copyright (c) 2001 Fabrice Bellard
4  * Copyright (c) 2005 Alex Beregszaszi
5  *
6  * This file is part of FFmpeg.
7  *
8  * FFmpeg is free software; you can redistribute it and/or
9  * modify it under the terms of the GNU Lesser General Public
10  * License as published by the Free Software Foundation; either
11  * version 2.1 of the License, or (at your option) any later version.
12  *
13  * FFmpeg is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
16  * Lesser General Public License for more details.
17  *
18  * You should have received a copy of the GNU Lesser General Public
19  * License along with FFmpeg; if not, write to the Free Software
20  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21  */
22
23 #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"
31
32 /* simple formats */
33
34 #if CONFIG_ROQ_MUXER
35 static int roq_write_header(struct AVFormatContext *s)
36 {
37     static const uint8_t header[] = {
38         0x84, 0x10, 0xFF, 0xFF, 0xFF, 0xFF, 0x1E, 0x00
39     };
40
41     put_buffer(s->pb, header, 8);
42     put_flush_packet(s->pb);
43
44     return 0;
45 }
46 #endif
47
48 #if CONFIG_NULL_MUXER
49 static int null_write_packet(struct AVFormatContext *s, AVPacket *pkt)
50 {
51     return 0;
52 }
53 #endif
54
55 #if CONFIG_MUXERS
56 static int raw_write_packet(struct AVFormatContext *s, AVPacket *pkt)
57 {
58     put_buffer(s->pb, pkt->data, pkt->size);
59     put_flush_packet(s->pb);
60     return 0;
61 }
62 #endif
63
64 #if CONFIG_DEMUXERS
65 /* raw input */
66 static int raw_read_header(AVFormatContext *s, AVFormatParameters *ap)
67 {
68     AVStream *st;
69     enum CodecID id;
70
71     st = av_new_stream(s, 0);
72     if (!st)
73         return AVERROR(ENOMEM);
74
75         id = s->iformat->value;
76         if (id == CODEC_ID_RAWVIDEO) {
77             st->codec->codec_type = AVMEDIA_TYPE_VIDEO;
78         } else {
79             st->codec->codec_type = AVMEDIA_TYPE_AUDIO;
80         }
81         st->codec->codec_id = id;
82
83         switch(st->codec->codec_type) {
84         case AVMEDIA_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 AVMEDIA_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;
106         }
107     return 0;
108 }
109
110 #define RAW_PACKET_SIZE 1024
111 #define RAW_SAMPLES     1024
112
113 static int raw_read_packet(AVFormatContext *s, AVPacket *pkt)
114 {
115     int ret, size, bps;
116     //    AVStream *st = s->streams[0];
117
118     size= RAW_SAMPLES*s->streams[0]->codec->block_align;
119
120     ret= av_get_packet(s->pb, pkt, size);
121
122     pkt->stream_index = 0;
123     if (ret < 0)
124         return ret;
125
126     bps= av_get_bits_per_sample(s->streams[0]->codec->codec_id);
127     assert(bps); // if false there IS a bug elsewhere (NOT in this function)
128     pkt->dts=
129     pkt->pts= pkt->pos*8 / (bps * s->streams[0]->codec->channels);
130
131     return ret;
132 }
133
134 int ff_raw_read_partial_packet(AVFormatContext *s, AVPacket *pkt)
135 {
136     int ret, size;
137
138     size = RAW_PACKET_SIZE;
139
140     if (av_new_packet(pkt, size) < 0)
141         return AVERROR(ENOMEM);
142
143     pkt->pos= url_ftell(s->pb);
144     pkt->stream_index = 0;
145     ret = get_partial_buffer(s->pb, pkt->data, size);
146     if (ret < 0) {
147         av_free_packet(pkt);
148         return ret;
149     }
150     pkt->size = ret;
151     return ret;
152 }
153 #endif
154
155 #if CONFIG_RAWVIDEO_DEMUXER
156 static int rawvideo_read_packet(AVFormatContext *s, AVPacket *pkt)
157 {
158     int packet_size, ret, width, height;
159     AVStream *st = s->streams[0];
160
161     width = st->codec->width;
162     height = st->codec->height;
163
164     packet_size = avpicture_get_size(st->codec->pix_fmt, width, height);
165     if (packet_size < 0)
166         return -1;
167
168     ret= av_get_packet(s->pb, pkt, packet_size);
169     pkt->pts=
170     pkt->dts= pkt->pos / packet_size;
171
172     pkt->stream_index = 0;
173     if (ret < 0)
174         return ret;
175     return 0;
176 }
177 #endif
178
179 #if CONFIG_INGENIENT_DEMUXER
180 // http://www.artificis.hu/files/texts/ingenient.txt
181 static int ingenient_read_packet(AVFormatContext *s, AVPacket *pkt)
182 {
183     int ret, size, w, h, unk1, unk2;
184
185     if (get_le32(s->pb) != MKTAG('M', 'J', 'P', 'G'))
186         return AVERROR(EIO); // FIXME
187
188     size = get_le32(s->pb);
189
190     w = get_le16(s->pb);
191     h = get_le16(s->pb);
192
193     url_fskip(s->pb, 8); // zero + size (padded?)
194     url_fskip(s->pb, 2);
195     unk1 = get_le16(s->pb);
196     unk2 = get_le16(s->pb);
197     url_fskip(s->pb, 22); // ASCII timestamp
198
199     av_log(s, AV_LOG_DEBUG, "Ingenient packet: size=%d, width=%d, height=%d, unk1=%d unk2=%d\n",
200         size, w, h, unk1, unk2);
201
202     if (av_new_packet(pkt, size) < 0)
203         return AVERROR(ENOMEM);
204
205     pkt->pos = url_ftell(s->pb);
206     pkt->stream_index = 0;
207     ret = get_buffer(s->pb, pkt->data, size);
208     if (ret < 0) {
209         av_free_packet(pkt);
210         return ret;
211     }
212     pkt->size = ret;
213     return ret;
214 }
215 #endif
216
217 #if CONFIG_DEMUXERS
218 int pcm_read_seek(AVFormatContext *s,
219                   int stream_index, int64_t timestamp, int flags)
220 {
221     AVStream *st;
222     int block_align, byte_rate;
223     int64_t pos, ret;
224
225     st = s->streams[0];
226
227     block_align = st->codec->block_align ? st->codec->block_align :
228         (av_get_bits_per_sample(st->codec->codec_id) * st->codec->channels) >> 3;
229     byte_rate = st->codec->bit_rate ? st->codec->bit_rate >> 3 :
230         block_align * st->codec->sample_rate;
231
232     if (block_align <= 0 || byte_rate <= 0)
233         return -1;
234     if (timestamp < 0) timestamp = 0;
235
236     /* compute the position by aligning it to block_align */
237     pos = av_rescale_rnd(timestamp * byte_rate,
238                          st->time_base.num,
239                          st->time_base.den * (int64_t)block_align,
240                          (flags & AVSEEK_FLAG_BACKWARD) ? AV_ROUND_DOWN : AV_ROUND_UP);
241     pos *= block_align;
242
243     /* recompute exact position */
244     st->cur_dts = av_rescale(pos, st->time_base.den, byte_rate * (int64_t)st->time_base.num);
245     if ((ret = url_fseek(s->pb, pos + s->data_offset, SEEK_SET)) < 0)
246         return ret;
247     return 0;
248 }
249
250 static int audio_read_header(AVFormatContext *s,
251                              AVFormatParameters *ap)
252 {
253     AVStream *st = av_new_stream(s, 0);
254     if (!st)
255         return AVERROR(ENOMEM);
256     st->codec->codec_type = AVMEDIA_TYPE_AUDIO;
257     st->codec->codec_id = s->iformat->value;
258     st->need_parsing = AVSTREAM_PARSE_FULL;
259     /* the parameters will be extracted from the compressed bitstream */
260
261     return 0;
262 }
263
264 /* MPEG-1/H.263 input */
265 static int video_read_header(AVFormatContext *s,
266                              AVFormatParameters *ap)
267 {
268     AVStream *st;
269
270     st = av_new_stream(s, 0);
271     if (!st)
272         return AVERROR(ENOMEM);
273
274     st->codec->codec_type = AVMEDIA_TYPE_VIDEO;
275     st->codec->codec_id = s->iformat->value;
276     st->need_parsing = AVSTREAM_PARSE_FULL;
277
278     /* for MJPEG, specify frame rate */
279     /* for MPEG-4 specify it, too (most MPEG-4 streams do not have the fixed_vop_rate set ...)*/
280     if (ap->time_base.num) {
281         st->codec->time_base= ap->time_base;
282     } else if ( st->codec->codec_id == CODEC_ID_MJPEG ||
283                 st->codec->codec_id == CODEC_ID_MPEG4 ||
284                 st->codec->codec_id == CODEC_ID_DIRAC ||
285                 st->codec->codec_id == CODEC_ID_DNXHD ||
286                 st->codec->codec_id == CODEC_ID_VC1   ||
287                 st->codec->codec_id == CODEC_ID_H264) {
288         st->codec->time_base= (AVRational){1,25};
289     }
290     av_set_pts_info(st, 64, 1, 1200000);
291
292     return 0;
293 }
294 #endif
295
296 #if CONFIG_MPEGVIDEO_DEMUXER
297 #define SEQ_START_CODE          0x000001b3
298 #define GOP_START_CODE          0x000001b8
299 #define PICTURE_START_CODE      0x00000100
300 #define SLICE_START_CODE        0x00000101
301 #define PACK_START_CODE         0x000001ba
302 #define VIDEO_ID                0x000001e0
303 #define AUDIO_ID                0x000001c0
304
305 static int mpegvideo_probe(AVProbeData *p)
306 {
307     uint32_t code= -1;
308     int pic=0, seq=0, slice=0, pspack=0, pes=0;
309     int i;
310
311     for(i=0; i<p->buf_size; i++){
312         code = (code<<8) + p->buf[i];
313         if ((code & 0xffffff00) == 0x100) {
314             switch(code){
315             case     SEQ_START_CODE:   seq++; break;
316             case PICTURE_START_CODE:   pic++; break;
317             case   SLICE_START_CODE: slice++; break;
318             case    PACK_START_CODE: pspack++; break;
319             }
320             if     ((code & 0x1f0) == VIDEO_ID)   pes++;
321             else if((code & 0x1e0) == AUDIO_ID)   pes++;
322         }
323     }
324     if(seq && seq*9<=pic*10 && pic*9<=slice*10 && !pspack && !pes)
325         return pic>1 ? AVPROBE_SCORE_MAX/2+1 : AVPROBE_SCORE_MAX/4; // +1 for .mpg
326     return 0;
327 }
328 #endif
329
330 #if CONFIG_CAVSVIDEO_DEMUXER
331 #define CAVS_SEQ_START_CODE       0x000001b0
332 #define CAVS_PIC_I_START_CODE     0x000001b3
333 #define CAVS_UNDEF_START_CODE     0x000001b4
334 #define CAVS_PIC_PB_START_CODE    0x000001b6
335 #define CAVS_VIDEO_EDIT_CODE      0x000001b7
336 #define CAVS_PROFILE_JIZHUN       0x20
337
338 static int cavsvideo_probe(AVProbeData *p)
339 {
340     uint32_t code= -1;
341     int pic=0, seq=0, slice_pos = 0;
342     int i;
343
344     for(i=0; i<p->buf_size; i++){
345         code = (code<<8) + p->buf[i];
346         if ((code & 0xffffff00) == 0x100) {
347             if(code < CAVS_SEQ_START_CODE) {
348                 /* slices have to be consecutive */
349                 if(code < slice_pos)
350                     return 0;
351                 slice_pos = code;
352             } else {
353                 slice_pos = 0;
354             }
355             if (code == CAVS_SEQ_START_CODE) {
356                 seq++;
357                 /* check for the only currently supported profile */
358                 if(p->buf[i+1] != CAVS_PROFILE_JIZHUN)
359                     return 0;
360             } else if ((code == CAVS_PIC_I_START_CODE) ||
361                        (code == CAVS_PIC_PB_START_CODE)) {
362                 pic++;
363             } else if ((code == CAVS_UNDEF_START_CODE) ||
364                        (code >  CAVS_VIDEO_EDIT_CODE)) {
365                 return 0;
366             }
367         }
368     }
369     if(seq && seq*9<=pic*10)
370         return AVPROBE_SCORE_MAX/2;
371     return 0;
372 }
373 #endif
374
375 #if CONFIG_M4V_DEMUXER
376 #define VISUAL_OBJECT_START_CODE       0x000001b5
377 #define VOP_START_CODE                 0x000001b6
378
379 static int mpeg4video_probe(AVProbeData *probe_packet)
380 {
381     uint32_t temp_buffer= -1;
382     int VO=0, VOL=0, VOP = 0, VISO = 0, res=0;
383     int i;
384
385     for(i=0; i<probe_packet->buf_size; i++){
386         temp_buffer = (temp_buffer<<8) + probe_packet->buf[i];
387         if ((temp_buffer & 0xffffff00) != 0x100)
388             continue;
389
390         if (temp_buffer == VOP_START_CODE)                         VOP++;
391         else if (temp_buffer == VISUAL_OBJECT_START_CODE)          VISO++;
392         else if (temp_buffer < 0x120)                              VO++;
393         else if (temp_buffer < 0x130)                              VOL++;
394         else if (   !(0x1AF < temp_buffer && temp_buffer < 0x1B7)
395                  && !(0x1B9 < temp_buffer && temp_buffer < 0x1C4)) res++;
396     }
397
398     if ( VOP >= VISO && VOP >= VOL && VO >= VOL && VOL > 0 && res==0)
399         return AVPROBE_SCORE_MAX/2;
400     return 0;
401 }
402 #endif
403
404 #if CONFIG_H264_DEMUXER
405 static int h264_probe(AVProbeData *p)
406 {
407     uint32_t code= -1;
408     int sps=0, pps=0, idr=0, res=0, sli=0;
409     int i;
410
411     for(i=0; i<p->buf_size; i++){
412         code = (code<<8) + p->buf[i];
413         if ((code & 0xffffff00) == 0x100) {
414             int ref_idc= (code>>5)&3;
415             int type   = code & 0x1F;
416             static const int8_t ref_zero[32]={
417                 2, 0, 0, 0, 0,-1, 1,-1,
418                -1, 1, 1, 1, 1,-1, 2, 2,
419                 2, 2, 2, 0, 2, 2, 2, 2,
420                 2, 2, 2, 2, 2, 2, 2, 2
421             };
422
423             if(code & 0x80) //forbidden bit
424                 return 0;
425
426             if(ref_zero[type] == 1 && ref_idc)
427                 return 0;
428             if(ref_zero[type] ==-1 && !ref_idc)
429                 return 0;
430             if(ref_zero[type] == 2)
431                 res++;
432
433             switch(type){
434             case     1:   sli++; break;
435             case     5:   idr++; break;
436             case     7:
437                 if(p->buf[i+2]&0x0F)
438                     return 0;
439                 sps++;
440                 break;
441             case     8:   pps++; break;
442             }
443         }
444     }
445     if(sps && pps && (idr||sli>3) && res<(sps+pps+idr))
446         return AVPROBE_SCORE_MAX/2+1; // +1 for .mpg
447     return 0;
448 }
449 #endif
450
451 #if CONFIG_H263_DEMUXER
452 static int h263_probe(AVProbeData *p)
453 {
454     uint64_t code= -1;
455     int i;
456     int valid_psc=0;
457     int invalid_psc=0;
458     int res_change=0;
459     int src_fmt, last_src_fmt=-1;
460     int last_gn=0;
461
462     for(i=0; i<p->buf_size; i++){
463         code = (code<<8) + p->buf[i];
464         if ((code & 0xfffffc0000) == 0x800000) {
465             src_fmt= (code>>2)&3;
466             if(   src_fmt != last_src_fmt
467                && last_src_fmt>0 && last_src_fmt<6
468                && src_fmt<6)
469                 res_change++;
470
471             if((code&0x300)==0x200 && src_fmt){
472                 valid_psc++;
473                 last_gn=0;
474             }else
475                 invalid_psc++;
476             last_src_fmt= src_fmt;
477         } else if((code & 0xffff800000) == 0x800000) {
478             int gn= (code>>(23-5)) & 0x1F;
479             if(gn<last_gn){
480                 invalid_psc++;
481             }else
482                 last_gn= gn;
483         }
484     }
485 //av_log(NULL, AV_LOG_ERROR, "h263_probe: psc:%d invalid:%d res_change:%d\n", valid_psc, invalid_psc, res_change);
486 //h263_probe: psc:3 invalid:0 res_change:0 (1588/recent_ffmpeg_parses_mpg_incorrectly.mpg)
487     if(valid_psc > 2*invalid_psc + 2*res_change + 3){
488         return 50;
489     }else if(valid_psc > 2*invalid_psc)
490         return 25;
491     return 0;
492 }
493 #endif
494
495 #if CONFIG_H261_DEMUXER
496 static int h261_probe(AVProbeData *p)
497 {
498     uint32_t code= -1;
499     int i;
500     int valid_psc=0;
501     int invalid_psc=0;
502     int next_gn=0;
503     int src_fmt=0;
504     GetBitContext gb;
505
506     init_get_bits(&gb, p->buf, p->buf_size*8);
507
508     for(i=0; i<p->buf_size*8; i++){
509         if ((code & 0x01ff0000) || !(code & 0xff00)) {
510             code = (code<<8) + get_bits(&gb, 8);
511             i += 7;
512         } else
513             code = (code<<1) + get_bits1(&gb);
514         if ((code & 0xffff0000) == 0x10000) {
515             int gn= (code>>12)&0xf;
516             if(!gn)
517                 src_fmt= code&8;
518             if(gn != next_gn) invalid_psc++;
519             else              valid_psc++;
520
521             if(src_fmt){ // CIF
522                 next_gn= (gn+1     )%13;
523             }else{       //QCIF
524                 next_gn= (gn+1+!!gn)% 7;
525             }
526         }
527     }
528     if(valid_psc > 2*invalid_psc + 6){
529         return 50;
530     }else if(valid_psc > 2*invalid_psc + 2)
531         return 25;
532     return 0;
533 }
534 #endif
535
536 #if CONFIG_DTS_DEMUXER
537 #define DCA_MARKER_14B_BE 0x1FFFE800
538 #define DCA_MARKER_14B_LE 0xFF1F00E8
539 #define DCA_MARKER_RAW_BE 0x7FFE8001
540 #define DCA_MARKER_RAW_LE 0xFE7F0180
541 static int dts_probe(AVProbeData *p)
542 {
543     const uint8_t *buf, *bufp;
544     uint32_t state = -1;
545     int markers[3] = {0};
546     int sum, max;
547
548     buf = p->buf;
549
550     for(; buf < (p->buf+p->buf_size)-2; buf+=2) {
551         bufp = buf;
552         state = (state << 16) | bytestream_get_be16(&bufp);
553
554         /* regular bitstream */
555         if (state == DCA_MARKER_RAW_BE || state == DCA_MARKER_RAW_LE)
556             markers[0]++;
557
558         /* 14 bits big-endian bitstream */
559         if (state == DCA_MARKER_14B_BE)
560             if ((bytestream_get_be16(&bufp) & 0xFFF0) == 0x07F0)
561                 markers[1]++;
562
563         /* 14 bits little-endian bitstream */
564         if (state == DCA_MARKER_14B_LE)
565             if ((bytestream_get_be16(&bufp) & 0xF0FF) == 0xF007)
566                 markers[2]++;
567     }
568     sum = markers[0] + markers[1] + markers[2];
569     max = markers[1] > markers[0];
570     max = markers[2] > markers[max] ? 2 : max;
571     if (markers[max] > 3 && p->buf_size / markers[max] < 32*1024 &&
572         markers[max] * 4 > sum * 3)
573         return AVPROBE_SCORE_MAX/2+1;
574
575     return 0;
576 }
577 #endif
578
579 #if CONFIG_DIRAC_DEMUXER
580 static int dirac_probe(AVProbeData *p)
581 {
582     if (AV_RL32(p->buf) == MKTAG('B', 'B', 'C', 'D'))
583         return AVPROBE_SCORE_MAX;
584     else
585         return 0;
586 }
587 #endif
588
589 #if CONFIG_DNXHD_DEMUXER
590 static int dnxhd_probe(AVProbeData *p)
591 {
592     static const uint8_t header[] = {0x00,0x00,0x02,0x80,0x01};
593     int w, h, compression_id;
594     if (p->buf_size < 0x2c)
595         return 0;
596     if (memcmp(p->buf, header, 5))
597         return 0;
598     h = AV_RB16(p->buf + 0x18);
599     w = AV_RB16(p->buf + 0x1a);
600     if (!w || !h)
601         return 0;
602     compression_id = AV_RB32(p->buf + 0x28);
603     if (compression_id < 1237 || compression_id > 1253)
604         return 0;
605     return AVPROBE_SCORE_MAX;
606 }
607 #endif
608
609 #if CONFIG_AC3_DEMUXER || CONFIG_EAC3_DEMUXER
610 static int ac3_eac3_probe(AVProbeData *p, enum CodecID expected_codec_id)
611 {
612     int max_frames, first_frames = 0, frames;
613     uint8_t *buf, *buf2, *end;
614     AC3HeaderInfo hdr;
615     GetBitContext gbc;
616     enum CodecID codec_id = CODEC_ID_AC3;
617
618     max_frames = 0;
619     buf = p->buf;
620     end = buf + p->buf_size;
621
622     for(; buf < end; buf++) {
623         buf2 = buf;
624
625         for(frames = 0; buf2 < end; frames++) {
626             init_get_bits(&gbc, buf2, 54);
627             if(ff_ac3_parse_header(&gbc, &hdr) < 0)
628                 break;
629             if(buf2 + hdr.frame_size > end ||
630                av_crc(av_crc_get_table(AV_CRC_16_ANSI), 0, buf2 + 2, hdr.frame_size - 2))
631                 break;
632             if (hdr.bitstream_id > 10)
633                 codec_id = CODEC_ID_EAC3;
634             buf2 += hdr.frame_size;
635         }
636         max_frames = FFMAX(max_frames, frames);
637         if(buf == p->buf)
638             first_frames = frames;
639     }
640     if(codec_id != expected_codec_id) return 0;
641     // keep this in sync with mp3 probe, both need to avoid
642     // issues with MPEG-files!
643     if   (first_frames>=4) return AVPROBE_SCORE_MAX/2+1;
644     else if(max_frames>500)return AVPROBE_SCORE_MAX/2;
645     else if(max_frames>=4) return AVPROBE_SCORE_MAX/4;
646     else if(max_frames>=1) return 1;
647     else                   return 0;
648 }
649 #endif
650
651 #if CONFIG_AC3_DEMUXER
652 static int ac3_probe(AVProbeData *p)
653 {
654     return ac3_eac3_probe(p, CODEC_ID_AC3);
655 }
656 #endif
657
658 #if CONFIG_EAC3_DEMUXER
659 static int eac3_probe(AVProbeData *p)
660 {
661     return ac3_eac3_probe(p, CODEC_ID_EAC3);
662 }
663 #endif
664
665 /* Note: Do not forget to add new entries to the Makefile as well. */
666
667 #if CONFIG_AC3_DEMUXER
668 AVInputFormat ac3_demuxer = {
669     "ac3",
670     NULL_IF_CONFIG_SMALL("raw AC-3"),
671     0,
672     ac3_probe,
673     audio_read_header,
674     ff_raw_read_partial_packet,
675     .flags= AVFMT_GENERIC_INDEX,
676     .extensions = "ac3",
677     .value = CODEC_ID_AC3,
678 };
679 #endif
680
681 #if CONFIG_AC3_MUXER
682 AVOutputFormat ac3_muxer = {
683     "ac3",
684     NULL_IF_CONFIG_SMALL("raw AC-3"),
685     "audio/x-ac3",
686     "ac3",
687     0,
688     CODEC_ID_AC3,
689     CODEC_ID_NONE,
690     NULL,
691     raw_write_packet,
692     .flags= AVFMT_NOTIMESTAMPS,
693 };
694 #endif
695
696 #if CONFIG_DIRAC_DEMUXER
697 AVInputFormat dirac_demuxer = {
698     "dirac",
699     NULL_IF_CONFIG_SMALL("raw Dirac"),
700     0,
701     dirac_probe,
702     video_read_header,
703     ff_raw_read_partial_packet,
704     .flags= AVFMT_GENERIC_INDEX,
705     .value = CODEC_ID_DIRAC,
706 };
707 #endif
708
709 #if CONFIG_DIRAC_MUXER
710 AVOutputFormat dirac_muxer = {
711     "dirac",
712     NULL_IF_CONFIG_SMALL("raw Dirac"),
713     NULL,
714     "drc",
715     0,
716     CODEC_ID_NONE,
717     CODEC_ID_DIRAC,
718     NULL,
719     raw_write_packet,
720     .flags= AVFMT_NOTIMESTAMPS,
721 };
722 #endif
723
724 #if CONFIG_DNXHD_DEMUXER
725 AVInputFormat dnxhd_demuxer = {
726     "dnxhd",
727     NULL_IF_CONFIG_SMALL("raw DNxHD (SMPTE VC-3)"),
728     0,
729     dnxhd_probe,
730     video_read_header,
731     ff_raw_read_partial_packet,
732     .flags= AVFMT_GENERIC_INDEX,
733     .value = CODEC_ID_DNXHD,
734 };
735 #endif
736
737 #if CONFIG_DNXHD_MUXER
738 AVOutputFormat dnxhd_muxer = {
739     "dnxhd",
740     NULL_IF_CONFIG_SMALL("raw DNxHD (SMPTE VC-3)"),
741     NULL,
742     "dnxhd",
743     0,
744     CODEC_ID_NONE,
745     CODEC_ID_DNXHD,
746     NULL,
747     raw_write_packet,
748     .flags= AVFMT_NOTIMESTAMPS,
749 };
750 #endif
751
752 #if CONFIG_DTS_DEMUXER
753 AVInputFormat dts_demuxer = {
754     "dts",
755     NULL_IF_CONFIG_SMALL("raw DTS"),
756     0,
757     dts_probe,
758     audio_read_header,
759     ff_raw_read_partial_packet,
760     .flags= AVFMT_GENERIC_INDEX,
761     .extensions = "dts",
762     .value = CODEC_ID_DTS,
763 };
764 #endif
765
766 #if CONFIG_DTS_MUXER
767 AVOutputFormat dts_muxer = {
768     "dts",
769     NULL_IF_CONFIG_SMALL("raw DTS"),
770     "audio/x-dca",
771     "dts",
772     0,
773     CODEC_ID_DTS,
774     CODEC_ID_NONE,
775     NULL,
776     raw_write_packet,
777     .flags= AVFMT_NOTIMESTAMPS,
778 };
779 #endif
780
781 #if CONFIG_EAC3_DEMUXER
782 AVInputFormat eac3_demuxer = {
783     "eac3",
784     NULL_IF_CONFIG_SMALL("raw E-AC-3"),
785     0,
786     eac3_probe,
787     audio_read_header,
788     ff_raw_read_partial_packet,
789     .flags= AVFMT_GENERIC_INDEX,
790     .extensions = "eac3",
791     .value = CODEC_ID_EAC3,
792 };
793 #endif
794
795 #if CONFIG_EAC3_MUXER
796 AVOutputFormat eac3_muxer = {
797     "eac3",
798     NULL_IF_CONFIG_SMALL("raw E-AC-3"),
799     "audio/x-eac3",
800     "eac3",
801     0,
802     CODEC_ID_EAC3,
803     CODEC_ID_NONE,
804     NULL,
805     raw_write_packet,
806     .flags= AVFMT_NOTIMESTAMPS,
807 };
808 #endif
809
810 #if CONFIG_GSM_DEMUXER
811 AVInputFormat gsm_demuxer = {
812     "gsm",
813     NULL_IF_CONFIG_SMALL("raw GSM"),
814     0,
815     NULL,
816     audio_read_header,
817     ff_raw_read_partial_packet,
818     .flags= AVFMT_GENERIC_INDEX,
819     .extensions = "gsm",
820     .value = CODEC_ID_GSM,
821 };
822 #endif
823
824 #if CONFIG_H261_DEMUXER
825 AVInputFormat h261_demuxer = {
826     "h261",
827     NULL_IF_CONFIG_SMALL("raw H.261"),
828     0,
829     h261_probe,
830     video_read_header,
831     ff_raw_read_partial_packet,
832     .flags= AVFMT_GENERIC_INDEX,
833     .extensions = "h261",
834     .value = CODEC_ID_H261,
835 };
836 #endif
837
838 #if CONFIG_H261_MUXER
839 AVOutputFormat h261_muxer = {
840     "h261",
841     NULL_IF_CONFIG_SMALL("raw H.261"),
842     "video/x-h261",
843     "h261",
844     0,
845     CODEC_ID_NONE,
846     CODEC_ID_H261,
847     NULL,
848     raw_write_packet,
849     .flags= AVFMT_NOTIMESTAMPS,
850 };
851 #endif
852
853 #if CONFIG_H263_DEMUXER
854 AVInputFormat h263_demuxer = {
855     "h263",
856     NULL_IF_CONFIG_SMALL("raw H.263"),
857     0,
858     h263_probe,
859     video_read_header,
860     ff_raw_read_partial_packet,
861     .flags= AVFMT_GENERIC_INDEX,
862 //    .extensions = "h263", //FIXME remove after writing mpeg4_probe
863     .value = CODEC_ID_H263,
864 };
865 #endif
866
867 #if CONFIG_H263_MUXER
868 AVOutputFormat h263_muxer = {
869     "h263",
870     NULL_IF_CONFIG_SMALL("raw H.263"),
871     "video/x-h263",
872     "h263",
873     0,
874     CODEC_ID_NONE,
875     CODEC_ID_H263,
876     NULL,
877     raw_write_packet,
878     .flags= AVFMT_NOTIMESTAMPS,
879 };
880 #endif
881
882 #if CONFIG_H264_DEMUXER
883 AVInputFormat h264_demuxer = {
884     "h264",
885     NULL_IF_CONFIG_SMALL("raw H.264 video format"),
886     0,
887     h264_probe,
888     video_read_header,
889     ff_raw_read_partial_packet,
890     .flags= AVFMT_GENERIC_INDEX,
891     .extensions = "h26l,h264,264", //FIXME remove after writing mpeg4_probe
892     .value = CODEC_ID_H264,
893 };
894 #endif
895
896 #if CONFIG_H264_MUXER
897 AVOutputFormat h264_muxer = {
898     "h264",
899     NULL_IF_CONFIG_SMALL("raw H.264 video format"),
900     NULL,
901     "h264",
902     0,
903     CODEC_ID_NONE,
904     CODEC_ID_H264,
905     NULL,
906     raw_write_packet,
907     .flags= AVFMT_NOTIMESTAMPS,
908 };
909 #endif
910
911 #if CONFIG_CAVSVIDEO_MUXER
912 AVOutputFormat cavsvideo_muxer = {
913     "cavsvideo",
914     NULL_IF_CONFIG_SMALL("raw Chinese AVS video"),
915     NULL,
916     "cavs",
917     0,
918     CODEC_ID_NONE,
919     CODEC_ID_CAVS,
920     NULL,
921     raw_write_packet,
922     .flags= AVFMT_NOTIMESTAMPS,
923 };
924 #endif
925
926 #if CONFIG_INGENIENT_DEMUXER
927 AVInputFormat ingenient_demuxer = {
928     "ingenient",
929     NULL_IF_CONFIG_SMALL("raw Ingenient MJPEG"),
930     0,
931     NULL,
932     video_read_header,
933     ingenient_read_packet,
934     .flags= AVFMT_GENERIC_INDEX,
935     .extensions = "cgi", // FIXME
936     .value = CODEC_ID_MJPEG,
937 };
938 #endif
939
940 #if CONFIG_M4V_DEMUXER
941 AVInputFormat m4v_demuxer = {
942     "m4v",
943     NULL_IF_CONFIG_SMALL("raw MPEG-4 video format"),
944     0,
945     mpeg4video_probe, /** probing for MPEG-4 data */
946     video_read_header,
947     ff_raw_read_partial_packet,
948     .flags= AVFMT_GENERIC_INDEX,
949     .extensions = "m4v",
950     .value = CODEC_ID_MPEG4,
951 };
952 #endif
953
954 #if CONFIG_M4V_MUXER
955 AVOutputFormat m4v_muxer = {
956     "m4v",
957     NULL_IF_CONFIG_SMALL("raw MPEG-4 video format"),
958     NULL,
959     "m4v",
960     0,
961     CODEC_ID_NONE,
962     CODEC_ID_MPEG4,
963     NULL,
964     raw_write_packet,
965     .flags= AVFMT_NOTIMESTAMPS,
966 };
967 #endif
968
969 #if CONFIG_MJPEG_DEMUXER
970 AVInputFormat mjpeg_demuxer = {
971     "mjpeg",
972     NULL_IF_CONFIG_SMALL("raw MJPEG video"),
973     0,
974     NULL,
975     video_read_header,
976     ff_raw_read_partial_packet,
977     .flags= AVFMT_GENERIC_INDEX,
978     .extensions = "mjpg,mjpeg",
979     .value = CODEC_ID_MJPEG,
980 };
981 #endif
982
983 #if CONFIG_MJPEG_MUXER
984 AVOutputFormat mjpeg_muxer = {
985     "mjpeg",
986     NULL_IF_CONFIG_SMALL("raw MJPEG video"),
987     "video/x-mjpeg",
988     "mjpg,mjpeg",
989     0,
990     CODEC_ID_NONE,
991     CODEC_ID_MJPEG,
992     NULL,
993     raw_write_packet,
994     .flags= AVFMT_NOTIMESTAMPS,
995 };
996 #endif
997
998 #if CONFIG_MLP_DEMUXER
999 AVInputFormat mlp_demuxer = {
1000     "mlp",
1001     NULL_IF_CONFIG_SMALL("raw MLP"),
1002     0,
1003     NULL,
1004     audio_read_header,
1005     ff_raw_read_partial_packet,
1006     .flags= AVFMT_GENERIC_INDEX,
1007     .extensions = "mlp",
1008     .value = CODEC_ID_MLP,
1009 };
1010 #endif
1011
1012 #if CONFIG_MLP_MUXER
1013 AVOutputFormat mlp_muxer = {
1014     "mlp",
1015     NULL_IF_CONFIG_SMALL("raw MLP"),
1016     NULL,
1017     "mlp",
1018     0,
1019     CODEC_ID_MLP,
1020     CODEC_ID_NONE,
1021     NULL,
1022     raw_write_packet,
1023     .flags= AVFMT_NOTIMESTAMPS,
1024 };
1025 #endif
1026
1027 #if CONFIG_SRT_MUXER
1028 AVOutputFormat srt_muxer = {
1029     .name           = "srt",
1030     .long_name      = NULL_IF_CONFIG_SMALL("SubRip subtitle format"),
1031     .mime_type      = "application/x-subrip",
1032     .extensions     = "srt",
1033     .write_packet   = raw_write_packet,
1034     .flags          = AVFMT_NOTIMESTAMPS,
1035     .subtitle_codec = CODEC_ID_SRT,
1036 };
1037 #endif
1038
1039 #if CONFIG_TRUEHD_DEMUXER
1040 AVInputFormat truehd_demuxer = {
1041     "truehd",
1042     NULL_IF_CONFIG_SMALL("raw TrueHD"),
1043     0,
1044     NULL,
1045     audio_read_header,
1046     ff_raw_read_partial_packet,
1047     .flags= AVFMT_GENERIC_INDEX,
1048     .extensions = "thd",
1049     .value = CODEC_ID_TRUEHD,
1050 };
1051 #endif
1052
1053 #if CONFIG_TRUEHD_MUXER
1054 AVOutputFormat truehd_muxer = {
1055     "truehd",
1056     NULL_IF_CONFIG_SMALL("raw TrueHD"),
1057     NULL,
1058     "thd",
1059     0,
1060     CODEC_ID_TRUEHD,
1061     CODEC_ID_NONE,
1062     NULL,
1063     raw_write_packet,
1064     .flags= AVFMT_NOTIMESTAMPS,
1065 };
1066 #endif
1067
1068 #if CONFIG_MPEG1VIDEO_MUXER
1069 AVOutputFormat mpeg1video_muxer = {
1070     "mpeg1video",
1071     NULL_IF_CONFIG_SMALL("raw MPEG-1 video"),
1072     "video/x-mpeg",
1073     "mpg,mpeg,m1v",
1074     0,
1075     CODEC_ID_NONE,
1076     CODEC_ID_MPEG1VIDEO,
1077     NULL,
1078     raw_write_packet,
1079     .flags= AVFMT_NOTIMESTAMPS,
1080 };
1081 #endif
1082
1083 #if CONFIG_MPEG2VIDEO_MUXER
1084 AVOutputFormat mpeg2video_muxer = {
1085     "mpeg2video",
1086     NULL_IF_CONFIG_SMALL("raw MPEG-2 video"),
1087     NULL,
1088     "m2v",
1089     0,
1090     CODEC_ID_NONE,
1091     CODEC_ID_MPEG2VIDEO,
1092     NULL,
1093     raw_write_packet,
1094     .flags= AVFMT_NOTIMESTAMPS,
1095 };
1096 #endif
1097
1098 #if CONFIG_MPEGVIDEO_DEMUXER
1099 AVInputFormat mpegvideo_demuxer = {
1100     "mpegvideo",
1101     NULL_IF_CONFIG_SMALL("raw MPEG video"),
1102     0,
1103     mpegvideo_probe,
1104     video_read_header,
1105     ff_raw_read_partial_packet,
1106     .flags= AVFMT_GENERIC_INDEX,
1107     .value = CODEC_ID_MPEG1VIDEO,
1108 };
1109 #endif
1110
1111 #if CONFIG_CAVSVIDEO_DEMUXER
1112 AVInputFormat cavsvideo_demuxer = {
1113     "cavsvideo",
1114     NULL_IF_CONFIG_SMALL("raw Chinese AVS video"),
1115     0,
1116     cavsvideo_probe,
1117     video_read_header,
1118     ff_raw_read_partial_packet,
1119     .flags= AVFMT_GENERIC_INDEX,
1120     .value = CODEC_ID_CAVS,
1121 };
1122 #endif
1123
1124 #if CONFIG_NULL_MUXER
1125 AVOutputFormat null_muxer = {
1126     "null",
1127     NULL_IF_CONFIG_SMALL("raw null video format"),
1128     NULL,
1129     NULL,
1130     0,
1131 #if HAVE_BIGENDIAN
1132     CODEC_ID_PCM_S16BE,
1133 #else
1134     CODEC_ID_PCM_S16LE,
1135 #endif
1136     CODEC_ID_RAWVIDEO,
1137     NULL,
1138     null_write_packet,
1139     .flags = AVFMT_NOFILE | AVFMT_RAWPICTURE | AVFMT_NOTIMESTAMPS,
1140 };
1141 #endif
1142
1143 #if CONFIG_RAWVIDEO_DEMUXER
1144 AVInputFormat rawvideo_demuxer = {
1145     "rawvideo",
1146     NULL_IF_CONFIG_SMALL("raw video format"),
1147     0,
1148     NULL,
1149     raw_read_header,
1150     rawvideo_read_packet,
1151     .flags= AVFMT_GENERIC_INDEX,
1152     .extensions = "yuv,cif,qcif,rgb",
1153     .value = CODEC_ID_RAWVIDEO,
1154 };
1155 #endif
1156
1157 #if CONFIG_RAWVIDEO_MUXER
1158 AVOutputFormat rawvideo_muxer = {
1159     "rawvideo",
1160     NULL_IF_CONFIG_SMALL("raw video format"),
1161     NULL,
1162     "yuv,rgb",
1163     0,
1164     CODEC_ID_NONE,
1165     CODEC_ID_RAWVIDEO,
1166     NULL,
1167     raw_write_packet,
1168     .flags= AVFMT_NOTIMESTAMPS,
1169 };
1170 #endif
1171
1172 #if CONFIG_ROQ_MUXER
1173 AVOutputFormat roq_muxer =
1174 {
1175     "RoQ",
1176     NULL_IF_CONFIG_SMALL("raw id RoQ format"),
1177     NULL,
1178     "roq",
1179     0,
1180     CODEC_ID_ROQ_DPCM,
1181     CODEC_ID_ROQ,
1182     roq_write_header,
1183     raw_write_packet,
1184 };
1185 #endif
1186
1187 #if CONFIG_SHORTEN_DEMUXER
1188 AVInputFormat shorten_demuxer = {
1189     "shn",
1190     NULL_IF_CONFIG_SMALL("raw Shorten"),
1191     0,
1192     NULL,
1193     audio_read_header,
1194     ff_raw_read_partial_packet,
1195     .flags= AVFMT_GENERIC_INDEX,
1196     .extensions = "shn",
1197     .value = CODEC_ID_SHORTEN,
1198 };
1199 #endif
1200
1201 #if CONFIG_VC1_DEMUXER
1202 AVInputFormat vc1_demuxer = {
1203     "vc1",
1204     NULL_IF_CONFIG_SMALL("raw VC-1"),
1205     0,
1206     NULL /* vc1_probe */,
1207     video_read_header,
1208     ff_raw_read_partial_packet,
1209     .extensions = "vc1",
1210     .value = CODEC_ID_VC1,
1211 };
1212 #endif
1213
1214 /* PCM formats */
1215
1216 #define PCMINPUTDEF(name, long_name, ext, codec) \
1217 AVInputFormat pcm_ ## name ## _demuxer = {\
1218     #name,\
1219     NULL_IF_CONFIG_SMALL(long_name),\
1220     0,\
1221     NULL,\
1222     raw_read_header,\
1223     raw_read_packet,\
1224     NULL,\
1225     pcm_read_seek,\
1226     .flags= AVFMT_GENERIC_INDEX,\
1227     .extensions = ext,\
1228     .value = codec,\
1229 };
1230
1231 #define PCMOUTPUTDEF(name, long_name, ext, codec) \
1232 AVOutputFormat pcm_ ## name ## _muxer = {\
1233     #name,\
1234     NULL_IF_CONFIG_SMALL(long_name),\
1235     NULL,\
1236     ext,\
1237     0,\
1238     codec,\
1239     CODEC_ID_NONE,\
1240     NULL,\
1241     raw_write_packet,\
1242     .flags= AVFMT_NOTIMESTAMPS,\
1243 };
1244
1245
1246 #if  !CONFIG_MUXERS && CONFIG_DEMUXERS
1247 #define PCMDEF(name, long_name, ext, codec) \
1248         PCMINPUTDEF(name, long_name, ext, codec)
1249 #elif CONFIG_MUXERS && !CONFIG_DEMUXERS
1250 #define PCMDEF(name, long_name, ext, codec) \
1251         PCMOUTPUTDEF(name, long_name, ext, codec)
1252 #elif CONFIG_MUXERS && CONFIG_DEMUXERS
1253 #define PCMDEF(name, long_name, ext, codec) \
1254         PCMINPUTDEF(name, long_name, ext, codec)\
1255         PCMOUTPUTDEF(name, long_name, ext, codec)
1256 #else
1257 #define PCMDEF(name, long_name, ext, codec)
1258 #endif
1259
1260 #if HAVE_BIGENDIAN
1261 #define BE_DEF(s) s
1262 #define LE_DEF(s) NULL
1263 #else
1264 #define BE_DEF(s) NULL
1265 #define LE_DEF(s) s
1266 #endif
1267
1268 PCMDEF(f64be, "PCM 64 bit floating-point big-endian format",
1269        NULL, CODEC_ID_PCM_F64BE)
1270
1271 PCMDEF(f64le, "PCM 64 bit floating-point little-endian format",
1272        NULL, CODEC_ID_PCM_F64LE)
1273
1274 PCMDEF(f32be, "PCM 32 bit floating-point big-endian format",
1275        NULL, CODEC_ID_PCM_F32BE)
1276
1277 PCMDEF(f32le, "PCM 32 bit floating-point little-endian format",
1278        NULL, CODEC_ID_PCM_F32LE)
1279
1280 PCMDEF(s32be, "PCM signed 32 bit big-endian format",
1281        NULL, CODEC_ID_PCM_S32BE)
1282
1283 PCMDEF(s32le, "PCM signed 32 bit little-endian format",
1284        NULL, CODEC_ID_PCM_S32LE)
1285
1286 PCMDEF(s24be, "PCM signed 24 bit big-endian format",
1287        NULL, CODEC_ID_PCM_S24BE)
1288
1289 PCMDEF(s24le, "PCM signed 24 bit little-endian format",
1290        NULL, CODEC_ID_PCM_S24LE)
1291
1292 PCMDEF(s16be, "PCM signed 16 bit big-endian format",
1293        BE_DEF("sw"), CODEC_ID_PCM_S16BE)
1294
1295 PCMDEF(s16le, "PCM signed 16 bit little-endian format",
1296        LE_DEF("sw"), CODEC_ID_PCM_S16LE)
1297
1298 PCMDEF(s8, "PCM signed 8 bit format",
1299        "sb", CODEC_ID_PCM_S8)
1300
1301 PCMDEF(u32be, "PCM unsigned 32 bit big-endian format",
1302        NULL, CODEC_ID_PCM_U32BE)
1303
1304 PCMDEF(u32le, "PCM unsigned 32 bit little-endian format",
1305        NULL, CODEC_ID_PCM_U32LE)
1306
1307 PCMDEF(u24be, "PCM unsigned 24 bit big-endian format",
1308        NULL, CODEC_ID_PCM_U24BE)
1309
1310 PCMDEF(u24le, "PCM unsigned 24 bit little-endian format",
1311        NULL, CODEC_ID_PCM_U24LE)
1312
1313 PCMDEF(u16be, "PCM unsigned 16 bit big-endian format",
1314        BE_DEF("uw"), CODEC_ID_PCM_U16BE)
1315
1316 PCMDEF(u16le, "PCM unsigned 16 bit little-endian format",
1317        LE_DEF("uw"), CODEC_ID_PCM_U16LE)
1318
1319 PCMDEF(u8, "PCM unsigned 8 bit format",
1320        "ub", CODEC_ID_PCM_U8)
1321
1322 PCMDEF(alaw, "PCM A-law format",
1323        "al", CODEC_ID_PCM_ALAW)
1324
1325 PCMDEF(mulaw, "PCM mu-law format",
1326        "ul", CODEC_ID_PCM_MULAW)