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)
235 if (timestamp
< 0) timestamp
= 0;
237 /* compute the position by aligning it to block_align */
238 pos
= av_rescale_rnd(timestamp
* byte_rate
,
240 st
->time_base
.den
* (int64_t)block_align
,
241 (flags
& AVSEEK_FLAG_BACKWARD
) ? AV_ROUND_DOWN
: AV_ROUND_UP
);
244 /* recompute exact position */
245 st
->cur_dts
= av_rescale(pos
, st
->time_base
.den
, byte_rate
* (int64_t)st
->time_base
.num
);
246 if ((ret
= url_fseek(s
->pb
, pos
+ s
->data_offset
, SEEK_SET
)) < 0)
251 static int audio_read_header(AVFormatContext
*s
,
252 AVFormatParameters
*ap
)
254 AVStream
*st
= av_new_stream(s
, 0);
256 return AVERROR(ENOMEM
);
257 st
->codec
->codec_type
= CODEC_TYPE_AUDIO
;
258 st
->codec
->codec_id
= s
->iformat
->value
;
259 st
->need_parsing
= AVSTREAM_PARSE_FULL
;
260 /* the parameters will be extracted from the compressed bitstream */
265 /* MPEG-1/H.263 input */
266 static int video_read_header(AVFormatContext
*s
,
267 AVFormatParameters
*ap
)
271 st
= av_new_stream(s
, 0);
273 return AVERROR(ENOMEM
);
275 st
->codec
->codec_type
= CODEC_TYPE_VIDEO
;
276 st
->codec
->codec_id
= s
->iformat
->value
;
277 st
->need_parsing
= AVSTREAM_PARSE_FULL
;
279 /* for MJPEG, specify frame rate */
280 /* for MPEG-4 specify it, too (most MPEG-4 streams do not have the fixed_vop_rate set ...)*/
281 if (ap
->time_base
.num
) {
282 st
->codec
->time_base
= ap
->time_base
;
283 } else if ( st
->codec
->codec_id
== CODEC_ID_MJPEG
||
284 st
->codec
->codec_id
== CODEC_ID_MPEG4
||
285 st
->codec
->codec_id
== CODEC_ID_DIRAC
||
286 st
->codec
->codec_id
== CODEC_ID_H264
) {
287 st
->codec
->time_base
= (AVRational
){1,25};
289 av_set_pts_info(st
, 64, 1, 1200000);
295 #if CONFIG_MPEGVIDEO_DEMUXER
296 #define SEQ_START_CODE 0x000001b3
297 #define GOP_START_CODE 0x000001b8
298 #define PICTURE_START_CODE 0x00000100
299 #define SLICE_START_CODE 0x00000101
300 #define PACK_START_CODE 0x000001ba
301 #define VIDEO_ID 0x000001e0
302 #define AUDIO_ID 0x000001c0
304 static int mpegvideo_probe(AVProbeData
*p
)
307 int pic
=0, seq
=0, slice
=0, pspack
=0, pes
=0;
310 for(i
=0; i
<p
->buf_size
; i
++){
311 code
= (code
<<8) + p
->buf
[i
];
312 if ((code
& 0xffffff00) == 0x100) {
314 case SEQ_START_CODE
: seq
++; break;
315 case PICTURE_START_CODE
: pic
++; break;
316 case SLICE_START_CODE
: slice
++; break;
317 case PACK_START_CODE
: pspack
++; break;
319 if ((code
& 0x1f0) == VIDEO_ID
) pes
++;
320 else if((code
& 0x1e0) == AUDIO_ID
) pes
++;
323 if(seq
&& seq
*9<=pic
*10 && pic
*9<=slice
*10 && !pspack
&& !pes
)
324 return AVPROBE_SCORE_MAX
/2+1; // +1 for .mpg
328 #define CAVS_SEQ_START_CODE 0x000001b0
329 #define CAVS_PIC_I_START_CODE 0x000001b3
330 #define CAVS_UNDEF_START_CODE 0x000001b4
331 #define CAVS_PIC_PB_START_CODE 0x000001b6
332 #define CAVS_VIDEO_EDIT_CODE 0x000001b7
333 #define CAVS_PROFILE_JIZHUN 0x20
335 static int cavsvideo_probe(AVProbeData
*p
)
338 int pic
=0, seq
=0, slice_pos
= 0;
341 for(i
=0; i
<p
->buf_size
; i
++){
342 code
= (code
<<8) + p
->buf
[i
];
343 if ((code
& 0xffffff00) == 0x100) {
344 if(code
< CAVS_SEQ_START_CODE
) {
345 /* slices have to be consecutive */
352 if (code
== CAVS_SEQ_START_CODE
) {
354 /* check for the only currently supported profile */
355 if(p
->buf
[i
+1] != CAVS_PROFILE_JIZHUN
)
357 } else if ((code
== CAVS_PIC_I_START_CODE
) ||
358 (code
== CAVS_PIC_PB_START_CODE
)) {
360 } else if ((code
== CAVS_UNDEF_START_CODE
) ||
361 (code
> CAVS_VIDEO_EDIT_CODE
)) {
366 if(seq
&& seq
*9<=pic
*10)
367 return AVPROBE_SCORE_MAX
/2;
372 #if CONFIG_M4V_DEMUXER
373 #define VISUAL_OBJECT_START_CODE 0x000001b5
374 #define VOP_START_CODE 0x000001b6
376 static int mpeg4video_probe(AVProbeData
*probe_packet
)
378 uint32_t temp_buffer
= -1;
379 int VO
=0, VOL
=0, VOP
= 0, VISO
= 0, res
=0;
382 for(i
=0; i
<probe_packet
->buf_size
; i
++){
383 temp_buffer
= (temp_buffer
<<8) + probe_packet
->buf
[i
];
384 if ((temp_buffer
& 0xffffff00) != 0x100)
387 if (temp_buffer
== VOP_START_CODE
) VOP
++;
388 else if (temp_buffer
== VISUAL_OBJECT_START_CODE
) VISO
++;
389 else if (temp_buffer
< 0x120) VO
++;
390 else if (temp_buffer
< 0x130) VOL
++;
391 else if ( !(0x1AF < temp_buffer
&& temp_buffer
< 0x1B7)
392 && !(0x1B9 < temp_buffer
&& temp_buffer
< 0x1C4)) res
++;
395 if ( VOP
>= VISO
&& VOP
>= VOL
&& VO
>= VOL
&& VOL
> 0 && res
==0)
396 return AVPROBE_SCORE_MAX
/2;
401 #if CONFIG_H264_DEMUXER
402 static int h264_probe(AVProbeData
*p
)
405 int sps
=0, pps
=0, idr
=0, res
=0, sli
=0;
408 for(i
=0; i
<p
->buf_size
; i
++){
409 code
= (code
<<8) + p
->buf
[i
];
410 if ((code
& 0xffffff00) == 0x100) {
411 int ref_idc
= (code
>>5)&3;
412 int type
= code
& 0x1F;
413 static const int8_t ref_zero
[32]={
414 2, 0, 0, 0, 0,-1, 1,-1,
415 -1, 1, 1, 1, 1,-1, 2, 2,
416 2, 2, 2, 0, 2, 2, 2, 2,
417 2, 2, 2, 2, 2, 2, 2, 2
420 if(code
& 0x80) //forbidden bit
423 if(ref_zero
[type
] == 1 && ref_idc
)
425 if(ref_zero
[type
] ==-1 && !ref_idc
)
427 if(ref_zero
[type
] == 2)
431 case 1: sli
++; break;
432 case 5: idr
++; break;
438 case 8: pps
++; break;
442 if(sps
&& pps
&& (idr
||sli
>3) && res
<(sps
+pps
+idr
))
443 return AVPROBE_SCORE_MAX
/2+1; // +1 for .mpg
448 #if CONFIG_H263_DEMUXER
449 static int h263_probe(AVProbeData
*p
)
455 code
= (d
[0] << 14) | (d
[1] << 6) | (d
[2] >> 2);
463 #if CONFIG_H261_DEMUXER
464 static int h261_probe(AVProbeData
*p
)
470 code
= (d
[0] << 12) | (d
[1] << 4) | (d
[2] >> 4);
478 #if CONFIG_DTS_DEMUXER
479 #define DCA_MARKER_14B_BE 0x1FFFE800
480 #define DCA_MARKER_14B_LE 0xFF1F00E8
481 #define DCA_MARKER_RAW_BE 0x7FFE8001
482 #define DCA_MARKER_RAW_LE 0xFE7F0180
483 static int dts_probe(AVProbeData
*p
)
485 const uint8_t *buf
, *bufp
;
490 for(; buf
< (p
->buf
+p
->buf_size
)-2; buf
+=2) {
492 state
= (state
<< 16) | bytestream_get_be16(&bufp
);
494 /* regular bitstream */
495 if (state
== DCA_MARKER_RAW_BE
|| state
== DCA_MARKER_RAW_LE
)
496 return AVPROBE_SCORE_MAX
/2+1;
498 /* 14 bits big-endian bitstream */
499 if (state
== DCA_MARKER_14B_BE
)
500 if ((bytestream_get_be16(&bufp
) & 0xFFF0) == 0x07F0)
501 return AVPROBE_SCORE_MAX
/2+1;
503 /* 14 bits little-endian bitstream */
504 if (state
== DCA_MARKER_14B_LE
)
505 if ((bytestream_get_be16(&bufp
) & 0xF0FF) == 0xF007)
506 return AVPROBE_SCORE_MAX
/2+1;
513 #if CONFIG_DIRAC_DEMUXER
514 static int dirac_probe(AVProbeData
*p
)
516 if (AV_RL32(p
->buf
) == MKTAG('B', 'B', 'C', 'D'))
517 return AVPROBE_SCORE_MAX
;
523 #if CONFIG_DNXHD_DEMUXER
524 static int dnxhd_probe(AVProbeData
*p
)
526 static const uint8_t header
[] = {0x00,0x00,0x02,0x80,0x01};
527 if (!memcmp(p
->buf
, header
, 5))
528 return AVPROBE_SCORE_MAX
;
534 #if CONFIG_AC3_DEMUXER || CONFIG_EAC3_DEMUXER
535 static int ac3_eac3_probe(AVProbeData
*p
, enum CodecID expected_codec_id
)
537 int max_frames
, first_frames
= 0, frames
;
538 uint8_t *buf
, *buf2
, *end
;
541 enum CodecID codec_id
= CODEC_ID_AC3
;
545 end
= buf
+ p
->buf_size
;
547 for(; buf
< end
; buf
++) {
550 for(frames
= 0; buf2
< end
; frames
++) {
551 init_get_bits(&gbc
, buf2
, 54);
552 if(ff_ac3_parse_header(&gbc
, &hdr
) < 0)
554 if(buf2
+ hdr
.frame_size
> end
||
555 av_crc(av_crc_get_table(AV_CRC_16_ANSI
), 0, buf2
+ 2, hdr
.frame_size
- 2))
557 if (hdr
.bitstream_id
> 10)
558 codec_id
= CODEC_ID_EAC3
;
559 buf2
+= hdr
.frame_size
;
561 max_frames
= FFMAX(max_frames
, frames
);
563 first_frames
= frames
;
565 if(codec_id
!= expected_codec_id
) return 0;
566 if (first_frames
>=3) return AVPROBE_SCORE_MAX
* 3 / 4;
567 else if(max_frames
>=3) return AVPROBE_SCORE_MAX
/ 2;
568 else if(max_frames
>=1) return 1;
573 #if CONFIG_AC3_DEMUXER
574 static int ac3_probe(AVProbeData
*p
)
576 return ac3_eac3_probe(p
, CODEC_ID_AC3
);
580 #if CONFIG_EAC3_DEMUXER
581 static int eac3_probe(AVProbeData
*p
)
583 return ac3_eac3_probe(p
, CODEC_ID_EAC3
);
587 #if CONFIG_AAC_DEMUXER
588 static int adts_aac_probe(AVProbeData
*p
)
590 int max_frames
= 0, first_frames
= 0;
592 uint8_t *buf0
= p
->buf
;
595 uint8_t *end
= buf0
+ p
->buf_size
- 7;
597 if (ff_id3v2_match(buf0
)) {
598 buf0
+= ff_id3v2_tag_len(buf0
);
602 for(; buf
< end
; buf
= buf2
+1) {
605 for(frames
= 0; buf2
< end
; frames
++) {
606 uint32_t header
= AV_RB16(buf2
);
607 if((header
&0xFFF6) != 0xFFF0)
609 fsize
= (AV_RB32(buf2
+3)>>13) & 0x8FFF;
614 max_frames
= FFMAX(max_frames
, frames
);
616 first_frames
= frames
;
618 if (first_frames
>=3) return AVPROBE_SCORE_MAX
/2+1;
619 else if(max_frames
>500)return AVPROBE_SCORE_MAX
/2;
620 else if(max_frames
>=3) return AVPROBE_SCORE_MAX
/4;
621 else if(max_frames
>=1) return 1;
626 /* Note: Do not forget to add new entries to the Makefile as well. */
628 #if CONFIG_AAC_DEMUXER
629 AVInputFormat aac_demuxer
= {
631 NULL_IF_CONFIG_SMALL("raw ADTS AAC"),
635 ff_raw_read_partial_packet
,
636 .flags
= AVFMT_GENERIC_INDEX
,
638 .value
= CODEC_ID_AAC
,
642 #if CONFIG_AC3_DEMUXER
643 AVInputFormat ac3_demuxer
= {
645 NULL_IF_CONFIG_SMALL("raw AC-3"),
649 ff_raw_read_partial_packet
,
650 .flags
= AVFMT_GENERIC_INDEX
,
652 .value
= CODEC_ID_AC3
,
657 AVOutputFormat ac3_muxer
= {
659 NULL_IF_CONFIG_SMALL("raw AC-3"),
667 .flags
= AVFMT_NOTIMESTAMPS
,
671 #if CONFIG_DIRAC_DEMUXER
672 AVInputFormat dirac_demuxer
= {
674 NULL_IF_CONFIG_SMALL("raw Dirac"),
678 ff_raw_read_partial_packet
,
679 .flags
= AVFMT_GENERIC_INDEX
,
680 .value
= CODEC_ID_DIRAC
,
684 #if CONFIG_DIRAC_MUXER
685 AVOutputFormat dirac_muxer
= {
687 NULL_IF_CONFIG_SMALL("raw Dirac"),
695 .flags
= AVFMT_NOTIMESTAMPS
,
699 #if CONFIG_DNXHD_DEMUXER
700 AVInputFormat dnxhd_demuxer
= {
702 NULL_IF_CONFIG_SMALL("raw DNxHD (SMPTE VC-3)"),
706 ff_raw_read_partial_packet
,
707 .flags
= AVFMT_GENERIC_INDEX
,
708 .value
= CODEC_ID_DNXHD
,
712 #if CONFIG_DNXHD_MUXER
713 AVOutputFormat dnxhd_muxer
= {
715 NULL_IF_CONFIG_SMALL("raw DNxHD (SMPTE VC-3)"),
723 .flags
= AVFMT_NOTIMESTAMPS
,
727 #if CONFIG_DTS_DEMUXER
728 AVInputFormat dts_demuxer
= {
730 NULL_IF_CONFIG_SMALL("raw DTS"),
734 ff_raw_read_partial_packet
,
735 .flags
= AVFMT_GENERIC_INDEX
,
737 .value
= CODEC_ID_DTS
,
742 AVOutputFormat dts_muxer
= {
744 NULL_IF_CONFIG_SMALL("raw DTS"),
752 .flags
= AVFMT_NOTIMESTAMPS
,
756 #if CONFIG_EAC3_DEMUXER
757 AVInputFormat eac3_demuxer
= {
759 NULL_IF_CONFIG_SMALL("raw E-AC-3"),
763 ff_raw_read_partial_packet
,
764 .flags
= AVFMT_GENERIC_INDEX
,
765 .extensions
= "eac3",
766 .value
= CODEC_ID_EAC3
,
770 #if CONFIG_EAC3_MUXER
771 AVOutputFormat eac3_muxer
= {
773 NULL_IF_CONFIG_SMALL("raw E-AC-3"),
781 .flags
= AVFMT_NOTIMESTAMPS
,
785 #if CONFIG_GSM_DEMUXER
786 AVInputFormat gsm_demuxer
= {
788 NULL_IF_CONFIG_SMALL("raw GSM"),
792 ff_raw_read_partial_packet
,
793 .flags
= AVFMT_GENERIC_INDEX
,
795 .value
= CODEC_ID_GSM
,
799 #if CONFIG_H261_DEMUXER
800 AVInputFormat h261_demuxer
= {
802 NULL_IF_CONFIG_SMALL("raw H.261"),
806 ff_raw_read_partial_packet
,
807 .flags
= AVFMT_GENERIC_INDEX
,
808 .extensions
= "h261",
809 .value
= CODEC_ID_H261
,
813 #if CONFIG_H261_MUXER
814 AVOutputFormat h261_muxer
= {
816 NULL_IF_CONFIG_SMALL("raw H.261"),
824 .flags
= AVFMT_NOTIMESTAMPS
,
828 #if CONFIG_H263_DEMUXER
829 AVInputFormat h263_demuxer
= {
831 NULL_IF_CONFIG_SMALL("raw H.263"),
835 ff_raw_read_partial_packet
,
836 .flags
= AVFMT_GENERIC_INDEX
,
837 // .extensions = "h263", //FIXME remove after writing mpeg4_probe
838 .value
= CODEC_ID_H263
,
842 #if CONFIG_H263_MUXER
843 AVOutputFormat h263_muxer
= {
845 NULL_IF_CONFIG_SMALL("raw H.263"),
853 .flags
= AVFMT_NOTIMESTAMPS
,
857 #if CONFIG_H264_DEMUXER
858 AVInputFormat h264_demuxer
= {
860 NULL_IF_CONFIG_SMALL("raw H.264 video format"),
864 ff_raw_read_partial_packet
,
865 .flags
= AVFMT_GENERIC_INDEX
,
866 .extensions
= "h26l,h264,264", //FIXME remove after writing mpeg4_probe
867 .value
= CODEC_ID_H264
,
871 #if CONFIG_H264_MUXER
872 AVOutputFormat h264_muxer
= {
874 NULL_IF_CONFIG_SMALL("raw H.264 video format"),
882 .flags
= AVFMT_NOTIMESTAMPS
,
886 #if CONFIG_INGENIENT_DEMUXER
887 AVInputFormat ingenient_demuxer
= {
889 NULL_IF_CONFIG_SMALL("raw Ingenient MJPEG"),
893 ingenient_read_packet
,
894 .flags
= AVFMT_GENERIC_INDEX
,
895 .extensions
= "cgi", // FIXME
896 .value
= CODEC_ID_MJPEG
,
900 #if CONFIG_M4V_DEMUXER
901 AVInputFormat m4v_demuxer
= {
903 NULL_IF_CONFIG_SMALL("raw MPEG-4 video format"),
905 mpeg4video_probe
, /** probing for MPEG-4 data */
907 ff_raw_read_partial_packet
,
908 .flags
= AVFMT_GENERIC_INDEX
,
910 .value
= CODEC_ID_MPEG4
,
915 AVOutputFormat m4v_muxer
= {
917 NULL_IF_CONFIG_SMALL("raw MPEG-4 video format"),
925 .flags
= AVFMT_NOTIMESTAMPS
,
929 #if CONFIG_MJPEG_DEMUXER
930 AVInputFormat mjpeg_demuxer
= {
932 NULL_IF_CONFIG_SMALL("raw MJPEG video"),
936 ff_raw_read_partial_packet
,
937 .flags
= AVFMT_GENERIC_INDEX
,
938 .extensions
= "mjpg,mjpeg",
939 .value
= CODEC_ID_MJPEG
,
943 #if CONFIG_MJPEG_MUXER
944 AVOutputFormat mjpeg_muxer
= {
946 NULL_IF_CONFIG_SMALL("raw MJPEG video"),
954 .flags
= AVFMT_NOTIMESTAMPS
,
958 #if CONFIG_MLP_DEMUXER
959 AVInputFormat mlp_demuxer
= {
961 NULL_IF_CONFIG_SMALL("raw MLP"),
965 ff_raw_read_partial_packet
,
966 .flags
= AVFMT_GENERIC_INDEX
,
968 .value
= CODEC_ID_MLP
,
972 #if CONFIG_TRUEHD_DEMUXER
973 AVInputFormat truehd_demuxer
= {
975 NULL_IF_CONFIG_SMALL("raw TrueHD"),
979 ff_raw_read_partial_packet
,
980 .flags
= AVFMT_GENERIC_INDEX
,
982 .value
= CODEC_ID_TRUEHD
,
986 #if CONFIG_TRUEHD_MUXER
987 AVOutputFormat truehd_muxer
= {
989 NULL_IF_CONFIG_SMALL("raw TrueHD"),
997 .flags
= AVFMT_NOTIMESTAMPS
,
1001 #if CONFIG_MPEG1VIDEO_MUXER
1002 AVOutputFormat mpeg1video_muxer
= {
1004 NULL_IF_CONFIG_SMALL("raw MPEG-1 video"),
1009 CODEC_ID_MPEG1VIDEO
,
1012 .flags
= AVFMT_NOTIMESTAMPS
,
1016 #if CONFIG_MPEG2VIDEO_MUXER
1017 AVOutputFormat mpeg2video_muxer
= {
1019 NULL_IF_CONFIG_SMALL("raw MPEG-2 video"),
1024 CODEC_ID_MPEG2VIDEO
,
1027 .flags
= AVFMT_NOTIMESTAMPS
,
1031 #if CONFIG_MPEGVIDEO_DEMUXER
1032 AVInputFormat mpegvideo_demuxer
= {
1034 NULL_IF_CONFIG_SMALL("raw MPEG video"),
1038 ff_raw_read_partial_packet
,
1039 .flags
= AVFMT_GENERIC_INDEX
,
1040 .value
= CODEC_ID_MPEG1VIDEO
,
1044 #if CONFIG_CAVSVIDEO_DEMUXER
1045 AVInputFormat cavsvideo_demuxer
= {
1047 NULL_IF_CONFIG_SMALL("raw Chinese AVS video"),
1051 ff_raw_read_partial_packet
,
1052 .flags
= AVFMT_GENERIC_INDEX
,
1053 .value
= CODEC_ID_CAVS
,
1057 #if CONFIG_NULL_MUXER
1058 AVOutputFormat null_muxer
= {
1060 NULL_IF_CONFIG_SMALL("raw null video format"),
1064 #ifdef WORDS_BIGENDIAN
1072 .flags
= AVFMT_NOFILE
| AVFMT_RAWPICTURE
| AVFMT_NOTIMESTAMPS
,
1076 #if CONFIG_RAWVIDEO_DEMUXER
1077 AVInputFormat rawvideo_demuxer
= {
1079 NULL_IF_CONFIG_SMALL("raw video format"),
1083 rawvideo_read_packet
,
1084 .flags
= AVFMT_GENERIC_INDEX
,
1085 .extensions
= "yuv,cif,qcif,rgb",
1086 .value
= CODEC_ID_RAWVIDEO
,
1090 #if CONFIG_RAWVIDEO_MUXER
1091 AVOutputFormat rawvideo_muxer
= {
1093 NULL_IF_CONFIG_SMALL("raw video format"),
1101 .flags
= AVFMT_NOTIMESTAMPS
,
1105 #if CONFIG_ROQ_MUXER
1106 AVOutputFormat roq_muxer
=
1109 NULL_IF_CONFIG_SMALL("raw id RoQ format"),
1120 #if CONFIG_SHORTEN_DEMUXER
1121 AVInputFormat shorten_demuxer
= {
1123 NULL_IF_CONFIG_SMALL("raw Shorten"),
1127 ff_raw_read_partial_packet
,
1128 .flags
= AVFMT_GENERIC_INDEX
,
1129 .extensions
= "shn",
1130 .value
= CODEC_ID_SHORTEN
,
1134 #if CONFIG_VC1_DEMUXER
1135 AVInputFormat vc1_demuxer
= {
1137 NULL_IF_CONFIG_SMALL("raw VC-1"),
1139 NULL
/* vc1_probe */,
1141 ff_raw_read_partial_packet
,
1142 .extensions
= "vc1",
1143 .value
= CODEC_ID_VC1
,
1149 #define PCMINPUTDEF(name, long_name, ext, codec) \
1150 AVInputFormat pcm_ ## name ## _demuxer = {\
1152 NULL_IF_CONFIG_SMALL(long_name),\
1159 .flags= AVFMT_GENERIC_INDEX,\
1164 #define PCMOUTPUTDEF(name, long_name, ext, codec) \
1165 AVOutputFormat pcm_ ## name ## _muxer = {\
1167 NULL_IF_CONFIG_SMALL(long_name),\
1175 .flags= AVFMT_NOTIMESTAMPS,\
1179 #if !CONFIG_MUXERS && CONFIG_DEMUXERS
1180 #define PCMDEF(name, long_name, ext, codec) \
1181 PCMINPUTDEF(name, long_name, ext, codec)
1182 #elif CONFIG_MUXERS && !CONFIG_DEMUXERS
1183 #define PCMDEF(name, long_name, ext, codec) \
1184 PCMOUTPUTDEF(name, long_name, ext, codec)
1185 #elif CONFIG_MUXERS && CONFIG_DEMUXERS
1186 #define PCMDEF(name, long_name, ext, codec) \
1187 PCMINPUTDEF(name, long_name, ext, codec)\
1188 PCMOUTPUTDEF(name, long_name, ext, codec)
1190 #define PCMDEF(name, long_name, ext, codec)
1193 #ifdef WORDS_BIGENDIAN
1195 #define LE_DEF(s) NULL
1197 #define BE_DEF(s) NULL
1201 PCMDEF(f64be
, "PCM 64 bit floating-point big-endian format",
1202 NULL
, CODEC_ID_PCM_F64BE
)
1204 PCMDEF(f64le
, "PCM 64 bit floating-point little-endian format",
1205 NULL
, CODEC_ID_PCM_F64LE
)
1207 PCMDEF(f32be
, "PCM 32 bit floating-point big-endian format",
1208 NULL
, CODEC_ID_PCM_F32BE
)
1210 PCMDEF(f32le
, "PCM 32 bit floating-point little-endian format",
1211 NULL
, CODEC_ID_PCM_F32LE
)
1213 PCMDEF(s32be
, "PCM signed 32 bit big-endian format",
1214 NULL
, CODEC_ID_PCM_S32BE
)
1216 PCMDEF(s32le
, "PCM signed 32 bit little-endian format",
1217 NULL
, CODEC_ID_PCM_S32LE
)
1219 PCMDEF(s24be
, "PCM signed 24 bit big-endian format",
1220 NULL
, CODEC_ID_PCM_S24BE
)
1222 PCMDEF(s24le
, "PCM signed 24 bit little-endian format",
1223 NULL
, CODEC_ID_PCM_S24LE
)
1225 PCMDEF(s16be
, "PCM signed 16 bit big-endian format",
1226 BE_DEF("sw"), CODEC_ID_PCM_S16BE
)
1228 PCMDEF(s16le
, "PCM signed 16 bit little-endian format",
1229 LE_DEF("sw"), CODEC_ID_PCM_S16LE
)
1231 PCMDEF(s8
, "PCM signed 8 bit format",
1232 "sb", CODEC_ID_PCM_S8
)
1234 PCMDEF(u32be
, "PCM unsigned 32 bit big-endian format",
1235 NULL
, CODEC_ID_PCM_U32BE
)
1237 PCMDEF(u32le
, "PCM unsigned 32 bit little-endian format",
1238 NULL
, CODEC_ID_PCM_U32LE
)
1240 PCMDEF(u24be
, "PCM unsigned 24 bit big-endian format",
1241 NULL
, CODEC_ID_PCM_U24BE
)
1243 PCMDEF(u24le
, "PCM unsigned 24 bit little-endian format",
1244 NULL
, CODEC_ID_PCM_U24LE
)
1246 PCMDEF(u16be
, "PCM unsigned 16 bit big-endian format",
1247 BE_DEF("uw"), CODEC_ID_PCM_U16BE
)
1249 PCMDEF(u16le
, "PCM unsigned 16 bit little-endian format",
1250 LE_DEF("uw"), CODEC_ID_PCM_U16LE
)
1252 PCMDEF(u8
, "PCM unsigned 8 bit format",
1253 "ub", CODEC_ID_PCM_U8
)
1255 PCMDEF(alaw
, "PCM A-law format",
1256 "al", CODEC_ID_PCM_ALAW
)
1258 PCMDEF(mulaw
, "PCM mu-law format",
1259 "ul", CODEC_ID_PCM_MULAW
)