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/bitstream.h"
26 #include "libavcodec/bytestream.h"
34 static int roq_write_header(struct AVFormatContext *s)
36 static const uint8_t header[] = {
37 0x84, 0x10, 0xFF, 0xFF, 0xFF, 0xFF, 0x1E, 0x00
40 put_buffer(s->pb, header, 8);
41 put_flush_packet(s->pb);
48 static int null_write_packet(struct AVFormatContext *s, AVPacket *pkt)
55 static int raw_write_packet(struct AVFormatContext *s, AVPacket *pkt)
57 put_buffer(s->pb, pkt->data, pkt->size);
58 put_flush_packet(s->pb);
65 static int raw_read_header(AVFormatContext *s, AVFormatParameters *ap)
70 st = av_new_stream(s, 0);
72 return AVERROR(ENOMEM);
74 id = s->iformat->value;
75 if (id == CODEC_ID_RAWVIDEO) {
76 st->codec->codec_type = CODEC_TYPE_VIDEO;
78 st->codec->codec_type = CODEC_TYPE_AUDIO;
80 st->codec->codec_id = id;
82 switch(st->codec->codec_type) {
83 case CODEC_TYPE_AUDIO:
84 st->codec->sample_rate = ap->sample_rate;
85 if(ap->channels) st->codec->channels = ap->channels;
86 else st->codec->channels = 1;
87 av_set_pts_info(st, 64, 1, st->codec->sample_rate);
89 case CODEC_TYPE_VIDEO:
91 av_set_pts_info(st, 64, ap->time_base.num, ap->time_base.den);
93 av_set_pts_info(st, 64, 1, 25);
94 st->codec->width = ap->width;
95 st->codec->height = ap->height;
96 st->codec->pix_fmt = ap->pix_fmt;
97 if(st->codec->pix_fmt == PIX_FMT_NONE)
98 st->codec->pix_fmt= PIX_FMT_YUV420P;
106 #define RAW_PACKET_SIZE 1024
108 static int raw_read_packet(AVFormatContext *s, AVPacket *pkt)
111 // AVStream *st = s->streams[0];
113 size= RAW_PACKET_SIZE;
115 ret= av_get_packet(s->pb, pkt, size);
117 pkt->stream_index = 0;
121 /* note: we need to modify the packet size here to handle the last
125 bps= av_get_bits_per_sample(s->streams[0]->codec->codec_id);
126 assert(bps); // if false there IS a bug elsewhere (NOT in this function)
128 pkt->pts= pkt->pos*8 / (bps * s->streams[0]->codec->channels);
133 int ff_raw_read_partial_packet(AVFormatContext *s, AVPacket *pkt)
137 size = RAW_PACKET_SIZE;
139 if (av_new_packet(pkt, size) < 0)
142 pkt->pos= url_ftell(s->pb);
143 pkt->stream_index = 0;
144 ret = get_partial_buffer(s->pb, pkt->data, size);
154 #if CONFIG_RAWVIDEO_DEMUXER
155 static int rawvideo_read_packet(AVFormatContext *s, AVPacket *pkt)
157 int packet_size, ret, width, height;
158 AVStream *st = s->streams[0];
160 width = st->codec->width;
161 height = st->codec->height;
163 packet_size = avpicture_get_size(st->codec->pix_fmt, width, height);
167 ret= av_get_packet(s->pb, pkt, packet_size);
169 pkt->dts= pkt->pos / packet_size;
171 pkt->stream_index = 0;
172 if (ret != packet_size) {
180 #if CONFIG_INGENIENT_DEMUXER
181 // http://www.artificis.hu/files/texts/ingenient.txt
182 static int ingenient_read_packet(AVFormatContext *s, AVPacket *pkt)
184 int ret, size, w, h, unk1, unk2;
186 if (get_le32(s->pb) != MKTAG('M', 'J', 'P', 'G'))
187 return AVERROR(EIO); // FIXME
189 size = get_le32(s->pb);
194 url_fskip(s->pb, 8); // zero + size (padded?)
196 unk1 = get_le16(s->pb);
197 unk2 = get_le16(s->pb);
198 url_fskip(s->pb, 22); // ASCII timestamp
200 av_log(s, AV_LOG_DEBUG, "Ingenient packet: size=%d, width=%d, height=%d, unk1=%d unk2=%d\n",
201 size, w, h, unk1, unk2);
203 if (av_new_packet(pkt, size) < 0)
206 pkt->pos = url_ftell(s->pb);
207 pkt->stream_index = 0;
208 ret = get_buffer(s->pb, pkt->data, size);
219 int pcm_read_seek(AVFormatContext *s,
220 int stream_index, int64_t timestamp, int flags)
223 int block_align, byte_rate, ret;
228 block_align = st->codec->block_align ? st->codec->block_align :
229 (av_get_bits_per_sample(st->codec->codec_id) * st->codec->channels) >> 3;
230 byte_rate = st->codec->bit_rate ? st->codec->bit_rate >> 3 :
231 block_align * st->codec->sample_rate;
233 if (block_align <= 0 || byte_rate <= 0)
236 /* compute the position by aligning it to block_align */
237 pos = av_rescale_rnd(timestamp * byte_rate,
239 st->time_base.den * (int64_t)block_align,
240 (flags & AVSEEK_FLAG_BACKWARD) ? AV_ROUND_DOWN : AV_ROUND_UP);
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)
250 static int audio_read_header(AVFormatContext *s,
251 AVFormatParameters *ap)
253 AVStream *st = av_new_stream(s, 0);
255 return AVERROR(ENOMEM);
256 st->codec->codec_type = CODEC_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 */
264 /* MPEG-1/H.263 input */
265 static int video_read_header(AVFormatContext *s,
266 AVFormatParameters *ap)
270 st = av_new_stream(s, 0);
272 return AVERROR(ENOMEM);
274 st->codec->codec_type = CODEC_TYPE_VIDEO;
275 st->codec->codec_id = s->iformat->value;
276 st->need_parsing = AVSTREAM_PARSE_FULL;
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_H264) {
286 st->codec->time_base= (AVRational){1,25};
288 av_set_pts_info(st, 64, 1, 1200000);
294 #if CONFIG_MPEGVIDEO_DEMUXER
295 #define SEQ_START_CODE 0x000001b3
296 #define GOP_START_CODE 0x000001b8
297 #define PICTURE_START_CODE 0x00000100
298 #define SLICE_START_CODE 0x00000101
299 #define PACK_START_CODE 0x000001ba
300 #define VIDEO_ID 0x000001e0
301 #define AUDIO_ID 0x000001c0
303 static int mpegvideo_probe(AVProbeData *p)
306 int pic=0, seq=0, slice=0, pspack=0, pes=0;
309 for(i=0; i<p->buf_size; i++){
310 code = (code<<8) + p->buf[i];
311 if ((code & 0xffffff00) == 0x100) {
313 case SEQ_START_CODE: seq++; break;
314 case PICTURE_START_CODE: pic++; break;
315 case SLICE_START_CODE: slice++; break;
316 case PACK_START_CODE: pspack++; break;
318 if ((code & 0x1f0) == VIDEO_ID) pes++;
319 else if((code & 0x1e0) == AUDIO_ID) pes++;
322 if(seq && seq*9<=pic*10 && pic*9<=slice*10 && !pspack && !pes)
323 return AVPROBE_SCORE_MAX/2+1; // +1 for .mpg
327 #define CAVS_SEQ_START_CODE 0x000001b0
328 #define CAVS_PIC_I_START_CODE 0x000001b3
329 #define CAVS_UNDEF_START_CODE 0x000001b4
330 #define CAVS_PIC_PB_START_CODE 0x000001b6
331 #define CAVS_VIDEO_EDIT_CODE 0x000001b7
332 #define CAVS_PROFILE_JIZHUN 0x20
334 static int cavsvideo_probe(AVProbeData *p)
337 int pic=0, seq=0, slice_pos = 0;
340 for(i=0; i<p->buf_size; i++){
341 code = (code<<8) + p->buf[i];
342 if ((code & 0xffffff00) == 0x100) {
343 if(code < CAVS_SEQ_START_CODE) {
344 /* slices have to be consecutive */
351 if (code == CAVS_SEQ_START_CODE) {
353 /* check for the only currently supported profile */
354 if(p->buf[i+1] != CAVS_PROFILE_JIZHUN)
356 } else if ((code == CAVS_PIC_I_START_CODE) ||
357 (code == CAVS_PIC_PB_START_CODE)) {
359 } else if ((code == CAVS_UNDEF_START_CODE) ||
360 (code > CAVS_VIDEO_EDIT_CODE)) {
365 if(seq && seq*9<=pic*10)
366 return AVPROBE_SCORE_MAX/2;
371 #if CONFIG_M4V_DEMUXER
372 #define VISUAL_OBJECT_START_CODE 0x000001b5
373 #define VOP_START_CODE 0x000001b6
375 static int mpeg4video_probe(AVProbeData *probe_packet)
377 uint32_t temp_buffer= -1;
378 int VO=0, VOL=0, VOP = 0, VISO = 0, res=0;
381 for(i=0; i<probe_packet->buf_size; i++){
382 temp_buffer = (temp_buffer<<8) + probe_packet->buf[i];
383 if ((temp_buffer & 0xffffff00) != 0x100)
386 if (temp_buffer == VOP_START_CODE) VOP++;
387 else if (temp_buffer == VISUAL_OBJECT_START_CODE) VISO++;
388 else if (temp_buffer < 0x120) VO++;
389 else if (temp_buffer < 0x130) VOL++;
390 else if ( !(0x1AF < temp_buffer && temp_buffer < 0x1B7)
391 && !(0x1B9 < temp_buffer && temp_buffer < 0x1C4)) res++;
394 if ( VOP >= VISO && VOP >= VOL && VO >= VOL && VOL > 0 && res==0)
395 return AVPROBE_SCORE_MAX/2;
400 #if CONFIG_H264_DEMUXER
401 static int h264_probe(AVProbeData *p)
404 int sps=0, pps=0, idr=0, res=0, sli=0;
407 for(i=0; i<p->buf_size; i++){
408 code = (code<<8) + p->buf[i];
409 if ((code & 0xffffff00) == 0x100) {
410 int ref_idc= (code>>5)&3;
411 int type = code & 0x1F;
412 static const int8_t ref_zero[32]={
413 2, 0, 0, 0, 0,-1, 1,-1,
414 -1, 1, 1, 1, 1,-1, 2, 2,
415 2, 2, 2, 0, 2, 2, 2, 2,
416 2, 2, 2, 2, 2, 2, 2, 2
419 if(code & 0x80) //forbidden bit
422 if(ref_zero[type] == 1 && ref_idc)
424 if(ref_zero[type] ==-1 && !ref_idc)
426 if(ref_zero[type] == 2)
430 case 1: sli++; break;
431 case 5: idr++; break;
437 case 8: pps++; break;
441 if(sps && pps && (idr||sli>3) && res<(sps+pps+idr))
442 return AVPROBE_SCORE_MAX/2+1; // +1 for .mpg
447 #if CONFIG_H263_DEMUXER
448 static int h263_probe(AVProbeData *p)
454 code = (d[0] << 14) | (d[1] << 6) | (d[2] >> 2);
462 #if CONFIG_H261_DEMUXER
463 static int h261_probe(AVProbeData *p)
469 code = (d[0] << 12) | (d[1] << 4) | (d[2] >> 4);
477 #if CONFIG_DTS_DEMUXER
478 #define DCA_MARKER_14B_BE 0x1FFFE800
479 #define DCA_MARKER_14B_LE 0xFF1F00E8
480 #define DCA_MARKER_RAW_BE 0x7FFE8001
481 #define DCA_MARKER_RAW_LE 0xFE7F0180
482 static int dts_probe(AVProbeData *p)
484 const uint8_t *buf, *bufp;
489 for(; buf < (p->buf+p->buf_size)-2; buf+=2) {
491 state = (state << 16) | bytestream_get_be16(&bufp);
493 /* regular bitstream */
494 if (state == DCA_MARKER_RAW_BE || state == DCA_MARKER_RAW_LE)
495 return AVPROBE_SCORE_MAX/2+1;
497 /* 14 bits big-endian bitstream */
498 if (state == DCA_MARKER_14B_BE)
499 if ((bytestream_get_be16(&bufp) & 0xFFF0) == 0x07F0)
500 return AVPROBE_SCORE_MAX/2+1;
502 /* 14 bits little-endian bitstream */
503 if (state == DCA_MARKER_14B_LE)
504 if ((bytestream_get_be16(&bufp) & 0xF0FF) == 0xF007)
505 return AVPROBE_SCORE_MAX/2+1;
512 #if CONFIG_DIRAC_DEMUXER
513 static int dirac_probe(AVProbeData *p)
515 if (AV_RL32(p->buf) == MKTAG('B', 'B', 'C', 'D'))
516 return AVPROBE_SCORE_MAX;
522 #if CONFIG_DNXHD_DEMUXER
523 static int dnxhd_probe(AVProbeData *p)
525 static const uint8_t header[] = {0x00,0x00,0x02,0x80,0x01};
526 if (!memcmp(p->buf, header, 5))
527 return AVPROBE_SCORE_MAX;
533 #if CONFIG_AC3_DEMUXER || CONFIG_EAC3_DEMUXER
534 static int ac3_eac3_probe(AVProbeData *p, enum CodecID expected_codec_id)
536 int max_frames, first_frames = 0, frames;
537 uint8_t *buf, *buf2, *end;
540 enum CodecID codec_id = CODEC_ID_AC3;
544 end = buf + p->buf_size;
546 for(; buf < end; buf++) {
549 for(frames = 0; buf2 < end; frames++) {
550 init_get_bits(&gbc, buf2, 54);
551 if(ff_ac3_parse_header(&gbc, &hdr) < 0)
553 if(buf2 + hdr.frame_size > end ||
554 av_crc(av_crc_get_table(AV_CRC_16_ANSI), 0, buf2 + 2, hdr.frame_size - 2))
556 if (hdr.bitstream_id > 10)
557 codec_id = CODEC_ID_EAC3;
558 buf2 += hdr.frame_size;
560 max_frames = FFMAX(max_frames, frames);
562 first_frames = frames;
564 if(codec_id != expected_codec_id) return 0;
565 if (first_frames>=3) return AVPROBE_SCORE_MAX * 3 / 4;
566 else if(max_frames>=3) return AVPROBE_SCORE_MAX / 2;
567 else if(max_frames>=1) return 1;
572 #if CONFIG_AC3_DEMUXER
573 static int ac3_probe(AVProbeData *p)
575 return ac3_eac3_probe(p, CODEC_ID_AC3);
579 #if CONFIG_EAC3_DEMUXER
580 static int eac3_probe(AVProbeData *p)
582 return ac3_eac3_probe(p, CODEC_ID_EAC3);
586 #if CONFIG_AAC_DEMUXER
587 static int adts_aac_probe(AVProbeData *p)
589 int max_frames = 0, first_frames = 0;
591 uint8_t *buf0 = p->buf;
594 uint8_t *end = buf0 + p->buf_size - 7;
596 if (ff_id3v2_match(buf0)) {
597 buf0 += ff_id3v2_tag_len(buf0);
601 for(; buf < end; buf= buf2+1) {
604 for(frames = 0; buf2 < end; frames++) {
605 uint32_t header = AV_RB16(buf2);
606 if((header&0xFFF6) != 0xFFF0)
608 fsize = (AV_RB32(buf2+3)>>13) & 0x8FFF;
613 max_frames = FFMAX(max_frames, frames);
615 first_frames= frames;
617 if (first_frames>=3) return AVPROBE_SCORE_MAX/2+1;
618 else if(max_frames>500)return AVPROBE_SCORE_MAX/2;
619 else if(max_frames>=3) return AVPROBE_SCORE_MAX/4;
620 else if(max_frames>=1) return 1;
625 /* Note: Do not forget to add new entries to the Makefile as well. */
627 #if CONFIG_AAC_DEMUXER
628 AVInputFormat aac_demuxer = {
630 NULL_IF_CONFIG_SMALL("raw ADTS AAC"),
634 ff_raw_read_partial_packet,
635 .flags= AVFMT_GENERIC_INDEX,
637 .value = CODEC_ID_AAC,
641 #if CONFIG_AC3_DEMUXER
642 AVInputFormat ac3_demuxer = {
644 NULL_IF_CONFIG_SMALL("raw AC-3"),
648 ff_raw_read_partial_packet,
649 .flags= AVFMT_GENERIC_INDEX,
651 .value = CODEC_ID_AC3,
656 AVOutputFormat ac3_muxer = {
658 NULL_IF_CONFIG_SMALL("raw AC-3"),
666 .flags= AVFMT_NOTIMESTAMPS,
670 #if CONFIG_DIRAC_DEMUXER
671 AVInputFormat dirac_demuxer = {
673 NULL_IF_CONFIG_SMALL("raw Dirac"),
677 ff_raw_read_partial_packet,
678 .flags= AVFMT_GENERIC_INDEX,
679 .value = CODEC_ID_DIRAC,
683 #if CONFIG_DIRAC_MUXER
684 AVOutputFormat dirac_muxer = {
686 NULL_IF_CONFIG_SMALL("raw Dirac"),
694 .flags= AVFMT_NOTIMESTAMPS,
698 #if CONFIG_DNXHD_DEMUXER
699 AVInputFormat dnxhd_demuxer = {
701 NULL_IF_CONFIG_SMALL("raw DNxHD (SMPTE VC-3)"),
705 ff_raw_read_partial_packet,
706 .flags= AVFMT_GENERIC_INDEX,
707 .value = CODEC_ID_DNXHD,
711 #if CONFIG_DNXHD_MUXER
712 AVOutputFormat dnxhd_muxer = {
714 NULL_IF_CONFIG_SMALL("raw DNxHD (SMPTE VC-3)"),
722 .flags= AVFMT_NOTIMESTAMPS,
726 #if CONFIG_DTS_DEMUXER
727 AVInputFormat dts_demuxer = {
729 NULL_IF_CONFIG_SMALL("raw DTS"),
733 ff_raw_read_partial_packet,
734 .flags= AVFMT_GENERIC_INDEX,
736 .value = CODEC_ID_DTS,
741 AVOutputFormat dts_muxer = {
743 NULL_IF_CONFIG_SMALL("raw DTS"),
751 .flags= AVFMT_NOTIMESTAMPS,
755 #if CONFIG_EAC3_DEMUXER
756 AVInputFormat eac3_demuxer = {
758 NULL_IF_CONFIG_SMALL("raw E-AC-3"),
762 ff_raw_read_partial_packet,
763 .flags= AVFMT_GENERIC_INDEX,
764 .extensions = "eac3",
765 .value = CODEC_ID_EAC3,
769 #if CONFIG_EAC3_MUXER
770 AVOutputFormat eac3_muxer = {
772 NULL_IF_CONFIG_SMALL("raw E-AC-3"),
780 .flags= AVFMT_NOTIMESTAMPS,
784 #if CONFIG_GSM_DEMUXER
785 AVInputFormat gsm_demuxer = {
787 NULL_IF_CONFIG_SMALL("raw GSM"),
791 ff_raw_read_partial_packet,
792 .flags= AVFMT_GENERIC_INDEX,
794 .value = CODEC_ID_GSM,
798 #if CONFIG_H261_DEMUXER
799 AVInputFormat h261_demuxer = {
801 NULL_IF_CONFIG_SMALL("raw H.261"),
805 ff_raw_read_partial_packet,
806 .flags= AVFMT_GENERIC_INDEX,
807 .extensions = "h261",
808 .value = CODEC_ID_H261,
812 #if CONFIG_H261_MUXER
813 AVOutputFormat h261_muxer = {
815 NULL_IF_CONFIG_SMALL("raw H.261"),
823 .flags= AVFMT_NOTIMESTAMPS,
827 #if CONFIG_H263_DEMUXER
828 AVInputFormat h263_demuxer = {
830 NULL_IF_CONFIG_SMALL("raw H.263"),
834 ff_raw_read_partial_packet,
835 .flags= AVFMT_GENERIC_INDEX,
836 // .extensions = "h263", //FIXME remove after writing mpeg4_probe
837 .value = CODEC_ID_H263,
841 #if CONFIG_H263_MUXER
842 AVOutputFormat h263_muxer = {
844 NULL_IF_CONFIG_SMALL("raw H.263"),
852 .flags= AVFMT_NOTIMESTAMPS,
856 #if CONFIG_H264_DEMUXER
857 AVInputFormat h264_demuxer = {
859 NULL_IF_CONFIG_SMALL("raw H.264 video format"),
863 ff_raw_read_partial_packet,
864 .flags= AVFMT_GENERIC_INDEX,
865 .extensions = "h26l,h264,264", //FIXME remove after writing mpeg4_probe
866 .value = CODEC_ID_H264,
870 #if CONFIG_H264_MUXER
871 AVOutputFormat h264_muxer = {
873 NULL_IF_CONFIG_SMALL("raw H.264 video format"),
881 .flags= AVFMT_NOTIMESTAMPS,
885 #if CONFIG_INGENIENT_DEMUXER
886 AVInputFormat ingenient_demuxer = {
888 NULL_IF_CONFIG_SMALL("raw Ingenient MJPEG"),
892 ingenient_read_packet,
893 .flags= AVFMT_GENERIC_INDEX,
894 .extensions = "cgi", // FIXME
895 .value = CODEC_ID_MJPEG,
899 #if CONFIG_M4V_DEMUXER
900 AVInputFormat m4v_demuxer = {
902 NULL_IF_CONFIG_SMALL("raw MPEG-4 video format"),
904 mpeg4video_probe, /** probing for MPEG-4 data */
906 ff_raw_read_partial_packet,
907 .flags= AVFMT_GENERIC_INDEX,
909 .value = CODEC_ID_MPEG4,
914 AVOutputFormat m4v_muxer = {
916 NULL_IF_CONFIG_SMALL("raw MPEG-4 video format"),
924 .flags= AVFMT_NOTIMESTAMPS,
928 #if CONFIG_MJPEG_DEMUXER
929 AVInputFormat mjpeg_demuxer = {
931 NULL_IF_CONFIG_SMALL("raw MJPEG video"),
935 ff_raw_read_partial_packet,
936 .flags= AVFMT_GENERIC_INDEX,
937 .extensions = "mjpg,mjpeg",
938 .value = CODEC_ID_MJPEG,
942 #if CONFIG_MJPEG_MUXER
943 AVOutputFormat mjpeg_muxer = {
945 NULL_IF_CONFIG_SMALL("raw MJPEG video"),
953 .flags= AVFMT_NOTIMESTAMPS,
957 #if CONFIG_MLP_DEMUXER
958 AVInputFormat mlp_demuxer = {
960 NULL_IF_CONFIG_SMALL("raw MLP"),
964 ff_raw_read_partial_packet,
965 .flags= AVFMT_GENERIC_INDEX,
967 .value = CODEC_ID_MLP,
971 #if CONFIG_MPEG1VIDEO_MUXER
972 AVOutputFormat mpeg1video_muxer = {
974 NULL_IF_CONFIG_SMALL("raw MPEG-1 video"),
982 .flags= AVFMT_NOTIMESTAMPS,
986 #if CONFIG_MPEG2VIDEO_MUXER
987 AVOutputFormat mpeg2video_muxer = {
989 NULL_IF_CONFIG_SMALL("raw MPEG-2 video"),
997 .flags= AVFMT_NOTIMESTAMPS,
1001 #if CONFIG_MPEGVIDEO_DEMUXER
1002 AVInputFormat mpegvideo_demuxer = {
1004 NULL_IF_CONFIG_SMALL("raw MPEG video"),
1008 ff_raw_read_partial_packet,
1009 .flags= AVFMT_GENERIC_INDEX,
1010 .value = CODEC_ID_MPEG1VIDEO,
1014 #if CONFIG_CAVSVIDEO_DEMUXER
1015 AVInputFormat cavsvideo_demuxer = {
1017 NULL_IF_CONFIG_SMALL("raw Chinese AVS video"),
1021 ff_raw_read_partial_packet,
1022 .flags= AVFMT_GENERIC_INDEX,
1023 .value = CODEC_ID_CAVS,
1027 #if CONFIG_NULL_MUXER
1028 AVOutputFormat null_muxer = {
1030 NULL_IF_CONFIG_SMALL("raw null video format"),
1034 #ifdef WORDS_BIGENDIAN
1042 .flags = AVFMT_NOFILE | AVFMT_RAWPICTURE | AVFMT_NOTIMESTAMPS,
1046 #if CONFIG_RAWVIDEO_DEMUXER
1047 AVInputFormat rawvideo_demuxer = {
1049 NULL_IF_CONFIG_SMALL("raw video format"),
1053 rawvideo_read_packet,
1054 .flags= AVFMT_GENERIC_INDEX,
1055 .extensions = "yuv,cif,qcif,rgb",
1056 .value = CODEC_ID_RAWVIDEO,
1060 #if CONFIG_RAWVIDEO_MUXER
1061 AVOutputFormat rawvideo_muxer = {
1063 NULL_IF_CONFIG_SMALL("raw video format"),
1071 .flags= AVFMT_NOTIMESTAMPS,
1075 #if CONFIG_ROQ_MUXER
1076 AVOutputFormat roq_muxer =
1079 NULL_IF_CONFIG_SMALL("raw id RoQ format"),
1090 #if CONFIG_SHORTEN_DEMUXER
1091 AVInputFormat shorten_demuxer = {
1093 NULL_IF_CONFIG_SMALL("raw Shorten"),
1097 ff_raw_read_partial_packet,
1098 .flags= AVFMT_GENERIC_INDEX,
1099 .extensions = "shn",
1100 .value = CODEC_ID_SHORTEN,
1104 #if CONFIG_VC1_DEMUXER
1105 AVInputFormat vc1_demuxer = {
1107 NULL_IF_CONFIG_SMALL("raw VC-1"),
1109 NULL /* vc1_probe */,
1111 ff_raw_read_partial_packet,
1112 .extensions = "vc1",
1113 .value = CODEC_ID_VC1,
1119 #define PCMINPUTDEF(name, long_name, ext, codec) \
1120 AVInputFormat pcm_ ## name ## _demuxer = {\
1122 NULL_IF_CONFIG_SMALL(long_name),\
1129 .flags= AVFMT_GENERIC_INDEX,\
1134 #define PCMOUTPUTDEF(name, long_name, ext, codec) \
1135 AVOutputFormat pcm_ ## name ## _muxer = {\
1137 NULL_IF_CONFIG_SMALL(long_name),\
1145 .flags= AVFMT_NOTIMESTAMPS,\
1149 #if !CONFIG_MUXERS && CONFIG_DEMUXERS
1150 #define PCMDEF(name, long_name, ext, codec) \
1151 PCMINPUTDEF(name, long_name, ext, codec)
1152 #elif CONFIG_MUXERS && !CONFIG_DEMUXERS
1153 #define PCMDEF(name, long_name, ext, codec) \
1154 PCMOUTPUTDEF(name, long_name, ext, codec)
1155 #elif CONFIG_MUXERS && CONFIG_DEMUXERS
1156 #define PCMDEF(name, long_name, ext, codec) \
1157 PCMINPUTDEF(name, long_name, ext, codec)\
1158 PCMOUTPUTDEF(name, long_name, ext, codec)
1160 #define PCMDEF(name, long_name, ext, codec)
1163 #ifdef WORDS_BIGENDIAN
1165 #define LE_DEF(s) NULL
1167 #define BE_DEF(s) NULL
1171 PCMDEF(f64be, "PCM 64 bit floating-point big-endian format",
1172 NULL, CODEC_ID_PCM_F64BE)
1174 PCMDEF(f64le, "PCM 64 bit floating-point little-endian format",
1175 NULL, CODEC_ID_PCM_F64LE)
1177 PCMDEF(f32be, "PCM 32 bit floating-point big-endian format",
1178 NULL, CODEC_ID_PCM_F32BE)
1180 PCMDEF(f32le, "PCM 32 bit floating-point little-endian format",
1181 NULL, CODEC_ID_PCM_F32LE)
1183 PCMDEF(s32be, "PCM signed 32 bit big-endian format",
1184 NULL, CODEC_ID_PCM_S32BE)
1186 PCMDEF(s32le, "PCM signed 32 bit little-endian format",
1187 NULL, CODEC_ID_PCM_S32LE)
1189 PCMDEF(s24be, "PCM signed 24 bit big-endian format",
1190 NULL, CODEC_ID_PCM_S24BE)
1192 PCMDEF(s24le, "PCM signed 24 bit little-endian format",
1193 NULL, CODEC_ID_PCM_S24LE)
1195 PCMDEF(s16be, "PCM signed 16 bit big-endian format",
1196 BE_DEF("sw"), CODEC_ID_PCM_S16BE)
1198 PCMDEF(s16le, "PCM signed 16 bit little-endian format",
1199 LE_DEF("sw"), CODEC_ID_PCM_S16LE)
1201 PCMDEF(s8, "PCM signed 8 bit format",
1202 "sb", CODEC_ID_PCM_S8)
1204 PCMDEF(u32be, "PCM unsigned 32 bit big-endian format",
1205 NULL, CODEC_ID_PCM_U32BE)
1207 PCMDEF(u32le, "PCM unsigned 32 bit little-endian format",
1208 NULL, CODEC_ID_PCM_U32LE)
1210 PCMDEF(u24be, "PCM unsigned 24 bit big-endian format",
1211 NULL, CODEC_ID_PCM_U24BE)
1213 PCMDEF(u24le, "PCM unsigned 24 bit little-endian format",
1214 NULL, CODEC_ID_PCM_U24LE)
1216 PCMDEF(u16be, "PCM unsigned 16 bit big-endian format",
1217 BE_DEF("uw"), CODEC_ID_PCM_U16BE)
1219 PCMDEF(u16le, "PCM unsigned 16 bit little-endian format",
1220 LE_DEF("uw"), CODEC_ID_PCM_U16LE)
1222 PCMDEF(u8, "PCM unsigned 8 bit format",
1223 "ub", CODEC_ID_PCM_U8)
1225 PCMDEF(alaw, "PCM A-law format",
1226 "al", CODEC_ID_PCM_ALAW)
1228 PCMDEF(mulaw, "PCM mu-law format",
1229 "ul", CODEC_ID_PCM_MULAW)