3 * Copyright (c) 2000, 2001, 2002 Fabrice Bellard
4 * Copyright (c) 2004 Michael Niedermayer
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
25 #include "libavutil/avstring.h"
26 #include "libavutil/log.h"
27 #include "libavutil/opt.h"
28 #include "libavutil/pixdesc.h"
29 #include "libavutil/parseutils.h"
30 #include "libavutil/intreadwrite.h"
32 #include "avio_internal.h"
37 /* Locally define as 0 (bitwise-OR no-op) any missing glob options that
38 are non-posix glibc/bsd extensions. */
40 #define GLOB_NOMAGIC 0
46 #endif /* HAVE_GLOB */
48 static const int sizes
[][2] = {
60 static int infer_size(int *width_ptr
, int *height_ptr
, int size
)
64 for (i
= 0; i
< FF_ARRAY_ELEMS(sizes
); i
++) {
65 if ((sizes
[i
][0] * sizes
[i
][1]) == size
) {
66 *width_ptr
= sizes
[i
][0];
67 *height_ptr
= sizes
[i
][1];
75 static int is_glob(const char *path
)
81 while (p
= strchr(p
, '%')) {
86 if (span
= strspn(p
, "*?[]{}"))
89 /* Did we hit a glob char or get to the end? */
97 * Get index range of image files matched by path.
99 * @param pfirst_index pointer to index updated with the first number in the range
100 * @param plast_index pointer to index updated with the last number in the range
101 * @param path path which has to be matched by the image files in the range
102 * @param start_index minimum accepted value for the first index in the range
103 * @return -1 if no image file could be found
105 static int find_image_range(int *pfirst_index
, int *plast_index
,
106 const char *path
, int start_index
, int start_index_range
)
109 int range
, last_index
, range1
, first_index
;
111 /* find the first image */
112 for (first_index
= start_index
; first_index
< start_index
+ start_index_range
; first_index
++) {
113 if (av_get_frame_filename(buf
, sizeof(buf
), path
, first_index
) < 0) {
116 if (avio_check(buf
, AVIO_FLAG_READ
) > 0)
120 if (avio_check(buf
, AVIO_FLAG_READ
) > 0)
123 if (first_index
== start_index
+ start_index_range
)
126 /* find the last image */
127 last_index
= first_index
;
135 if (av_get_frame_filename(buf
, sizeof(buf
), path
,
136 last_index
+ range1
) < 0)
138 if (avio_check(buf
, AVIO_FLAG_READ
) <= 0)
141 /* just in case... */
142 if (range
>= (1 << 30))
145 /* we are sure than image last_index + range exists */
150 *pfirst_index
= first_index
;
151 *plast_index
= last_index
;
158 static int img_read_probe(AVProbeData
*p
)
160 if (p
->filename
&& ff_guess_image2_codec(p
->filename
)) {
161 if (av_filename_number_test(p
->filename
))
162 return AVPROBE_SCORE_MAX
;
163 else if (is_glob(p
->filename
))
164 return AVPROBE_SCORE_MAX
;
165 else if (p
->filename
[strcspn(p
->filename
, "*?{")]) // probably PT_GLOB
166 return AVPROBE_SCORE_EXTENSION
+ 2; // score chosen to be a tad above the image pipes
167 else if (p
->buf_size
== 0)
169 else if (av_match_ext(p
->filename
, "raw") || av_match_ext(p
->filename
, "gif"))
172 return AVPROBE_SCORE_EXTENSION
;
177 int ff_img_read_header(AVFormatContext
*s1
)
179 VideoDemuxData
*s
= s1
->priv_data
;
180 int first_index
, last_index
;
182 enum AVPixelFormat pix_fmt
= AV_PIX_FMT_NONE
;
184 s1
->ctx_flags
|= AVFMTCTX_NOHEADER
;
186 st
= avformat_new_stream(s1
, NULL
);
188 return AVERROR(ENOMEM
);
191 if (s
->pixel_format
&&
192 (pix_fmt
= av_get_pix_fmt(s
->pixel_format
)) == AV_PIX_FMT_NONE
) {
193 av_log(s1
, AV_LOG_ERROR
, "No such pixel format: %s.\n",
195 return AVERROR(EINVAL
);
198 av_strlcpy(s
->path
, s1
->filename
, sizeof(s
->path
));
203 if (s1
->iformat
->flags
& AVFMT_NOFILE
)
207 st
->need_parsing
= AVSTREAM_PARSE_FULL
;
210 if (s
->ts_from_file
== 2) {
211 #if !HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC
212 av_log(s1
, AV_LOG_ERROR
, "POSIX.1-2008 not supported, nanosecond file timestamps unavailable\n");
213 return AVERROR(ENOSYS
);
215 avpriv_set_pts_info(st
, 64, 1, 1000000000);
216 } else if (s
->ts_from_file
)
217 avpriv_set_pts_info(st
, 64, 1, 1);
219 avpriv_set_pts_info(st
, 64, s
->framerate
.den
, s
->framerate
.num
);
221 if (s
->width
&& s
->height
) {
222 st
->codec
->width
= s
->width
;
223 st
->codec
->height
= s
->height
;
227 if (s
->pattern_type
== PT_GLOB_SEQUENCE
) {
228 s
->use_glob
= is_glob(s
->path
);
230 char *p
= s
->path
, *q
, *dup
;
233 av_log(s1
, AV_LOG_WARNING
, "Pattern type 'glob_sequence' is deprecated: "
234 "use pattern_type 'glob' instead\n");
236 dup
= q
= av_strdup(p
);
238 /* Do we have room for the next char and a \ insertion? */
239 if ((p
- s
->path
) >= (sizeof(s
->path
) - 2))
241 if (*q
== '%' && strspn(q
+ 1, "%*?[]{}"))
243 else if (strspn(q
, "\\*?[]{}"))
250 gerr
= glob(s
->path
, GLOB_NOCHECK
|GLOB_BRACE
|GLOB_NOMAGIC
, NULL
, &s
->globstate
);
252 return AVERROR(ENOENT
);
255 last_index
= s
->globstate
.gl_pathc
- 1;
259 if ((s
->pattern_type
== PT_GLOB_SEQUENCE
&& !s
->use_glob
) || s
->pattern_type
== PT_SEQUENCE
) {
260 if (find_image_range(&first_index
, &last_index
, s
->path
,
261 s
->start_number
, s
->start_number_range
) < 0) {
262 av_log(s1
, AV_LOG_ERROR
,
263 "Could find no file with path '%s' and index in the range %d-%d\n",
264 s
->path
, s
->start_number
, s
->start_number
+ s
->start_number_range
- 1);
265 return AVERROR(ENOENT
);
267 } else if (s
->pattern_type
== PT_GLOB
) {
270 gerr
= glob(s
->path
, GLOB_NOCHECK
|GLOB_BRACE
|GLOB_NOMAGIC
, NULL
, &s
->globstate
);
272 return AVERROR(ENOENT
);
275 last_index
= s
->globstate
.gl_pathc
- 1;
278 av_log(s1
, AV_LOG_ERROR
,
279 "Pattern type 'glob' was selected but globbing "
280 "is not supported by this libavformat build\n");
281 return AVERROR(ENOSYS
);
283 } else if (s
->pattern_type
!= PT_GLOB_SEQUENCE
) {
284 av_log(s1
, AV_LOG_ERROR
,
285 "Unknown value '%d' for pattern_type option\n", s
->pattern_type
);
286 return AVERROR(EINVAL
);
288 s
->img_first
= first_index
;
289 s
->img_last
= last_index
;
290 s
->img_number
= first_index
;
291 /* compute duration */
292 if (!s
->ts_from_file
) {
294 st
->duration
= last_index
- first_index
+ 1;
298 if (s1
->video_codec_id
) {
299 st
->codec
->codec_type
= AVMEDIA_TYPE_VIDEO
;
300 st
->codec
->codec_id
= s1
->video_codec_id
;
301 } else if (s1
->audio_codec_id
) {
302 st
->codec
->codec_type
= AVMEDIA_TYPE_AUDIO
;
303 st
->codec
->codec_id
= s1
->audio_codec_id
;
304 } else if (s1
->iformat
->raw_codec_id
) {
305 st
->codec
->codec_type
= AVMEDIA_TYPE_VIDEO
;
306 st
->codec
->codec_id
= s1
->iformat
->raw_codec_id
;
308 const char *str
= strrchr(s
->path
, '.');
309 s
->split_planes
= str
&& !av_strcasecmp(str
+ 1, "y");
310 st
->codec
->codec_type
= AVMEDIA_TYPE_VIDEO
;
312 int probe_buffer_size
= 2048;
313 uint8_t *probe_buffer
= av_realloc(NULL
, probe_buffer_size
+ AVPROBE_PADDING_SIZE
);
314 AVInputFormat
*fmt
= NULL
;
315 AVProbeData pd
= { 0 };
318 return AVERROR(ENOMEM
);
320 probe_buffer_size
= avio_read(s1
->pb
, probe_buffer
, probe_buffer_size
);
321 if (probe_buffer_size
< 0) {
322 av_free(probe_buffer
);
323 return probe_buffer_size
;
325 memset(probe_buffer
+ probe_buffer_size
, 0, AVPROBE_PADDING_SIZE
);
327 pd
.buf
= probe_buffer
;
328 pd
.buf_size
= probe_buffer_size
;
329 pd
.filename
= s1
->filename
;
331 while ((fmt
= av_iformat_next(fmt
))) {
332 if (fmt
->read_header
!= ff_img_read_header
||
334 (fmt
->flags
& AVFMT_NOFILE
) ||
337 if (fmt
->read_probe(&pd
) > 0) {
338 st
->codec
->codec_id
= fmt
->raw_codec_id
;
342 ffio_rewind_with_probe_data(s1
->pb
, &probe_buffer
, probe_buffer_size
);
344 if (st
->codec
->codec_id
== AV_CODEC_ID_NONE
)
345 st
->codec
->codec_id
= ff_guess_image2_codec(s
->path
);
346 if (st
->codec
->codec_id
== AV_CODEC_ID_LJPEG
)
347 st
->codec
->codec_id
= AV_CODEC_ID_MJPEG
;
348 if (st
->codec
->codec_id
== AV_CODEC_ID_ALIAS_PIX
) // we cannot distingiush this from BRENDER_PIX
349 st
->codec
->codec_id
= AV_CODEC_ID_NONE
;
351 if (st
->codec
->codec_type
== AVMEDIA_TYPE_VIDEO
&&
352 pix_fmt
!= AV_PIX_FMT_NONE
)
353 st
->codec
->pix_fmt
= pix_fmt
;
358 int ff_img_read_packet(AVFormatContext
*s1
, AVPacket
*pkt
)
360 VideoDemuxData
*s
= s1
->priv_data
;
361 char filename_bytes
[1024];
362 char *filename
= filename_bytes
;
364 int size
[3] = { 0 }, ret
[3] = { 0 };
365 AVIOContext
*f
[3] = { NULL
};
366 AVCodecContext
*codec
= s1
->streams
[0]->codec
;
369 /* loop over input */
370 if (s
->loop
&& s
->img_number
> s
->img_last
) {
371 s
->img_number
= s
->img_first
;
373 if (s
->img_number
> s
->img_last
)
377 filename
= s
->globstate
.gl_pathv
[s
->img_number
];
380 if (av_get_frame_filename(filename_bytes
, sizeof(filename_bytes
),
382 s
->img_number
) < 0 && s
->img_number
> 1)
385 for (i
= 0; i
< 3; i
++) {
386 if (avio_open2(&f
[i
], filename
, AVIO_FLAG_READ
,
387 &s1
->interrupt_callback
, NULL
) < 0) {
390 av_log(s1
, AV_LOG_ERROR
, "Could not open file : %s\n",
394 size
[i
] = avio_size(f
[i
]);
396 if (!s
->split_planes
)
398 filename
[strlen(filename
) - 1] = 'U' + i
;
401 if (codec
->codec_id
== AV_CODEC_ID_NONE
) {
402 AVProbeData pd
= { 0 };
404 uint8_t header
[PROBE_BUF_MIN
+ AVPROBE_PADDING_SIZE
];
408 ret
= avio_read(f
[0], header
, PROBE_BUF_MIN
);
411 memset(header
+ ret
, 0, sizeof(header
) - ret
);
412 avio_skip(f
[0], -ret
);
415 pd
.filename
= filename
;
417 ifmt
= av_probe_input_format3(&pd
, 1, &score
);
418 if (ifmt
&& ifmt
->read_packet
== ff_img_read_packet
&& ifmt
->raw_codec_id
)
419 codec
->codec_id
= ifmt
->raw_codec_id
;
422 if (codec
->codec_id
== AV_CODEC_ID_RAWVIDEO
&& !codec
->width
)
423 infer_size(&codec
->width
, &codec
->height
, size
[0]);
426 if (avio_feof(f
[0]) && s
->loop
&& s
->is_pipe
)
427 avio_seek(f
[0], 0, SEEK_SET
);
430 if (s
->frame_size
> 0) {
431 size
[0] = s
->frame_size
;
432 } else if (!s1
->streams
[0]->parser
) {
433 size
[0] = avio_size(s1
->pb
);
439 res
= av_new_packet(pkt
, size
[0] + size
[1] + size
[2]);
442 pkt
->stream_index
= 0;
443 pkt
->flags
|= AV_PKT_FLAG_KEY
;
444 if (s
->ts_from_file
) {
445 struct stat img_stat
;
446 if (stat(filename
, &img_stat
))
448 pkt
->pts
= (int64_t)img_stat
.st_mtime
;
449 #if HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC
450 if (s
->ts_from_file
== 2)
451 pkt
->pts
= 1000000000*pkt
->pts
+ img_stat
.st_mtim
.tv_nsec
;
453 av_add_index_entry(s1
->streams
[0], s
->img_number
, pkt
->pts
, 0, 0, AVINDEX_KEYFRAME
);
454 } else if (!s
->is_pipe
) {
459 pkt
->pos
= avio_tell(f
[0]);
462 for (i
= 0; i
< 3; i
++) {
464 ret
[i
] = avio_read(f
[i
], pkt
->data
+ pkt
->size
, size
[i
]);
465 if (s
->loop
&& s
->is_pipe
&& ret
[i
] == AVERROR_EOF
) {
466 if (avio_seek(f
[i
], 0, SEEK_SET
) >= 0) {
468 ret
[i
] = avio_read(f
[i
], pkt
->data
+ pkt
->size
, size
[i
]);
478 if (ret
[0] <= 0 || ret
[1] < 0 || ret
[2] < 0) {
482 } else if (ret
[1] < 0) {
484 } else if (ret
[2] < 0)
495 static int img_read_close(struct AVFormatContext
* s1
)
497 VideoDemuxData
*s
= s1
->priv_data
;
500 globfree(&s
->globstate
);
506 static int img_read_seek(AVFormatContext
*s
, int stream_index
, int64_t timestamp
, int flags
)
508 VideoDemuxData
*s1
= s
->priv_data
;
509 AVStream
*st
= s
->streams
[0];
511 if (s1
->ts_from_file
) {
512 int index
= av_index_search_timestamp(st
, timestamp
, flags
);
515 s1
->img_number
= st
->index_entries
[index
].pos
;
519 if (timestamp
< 0 || !s1
->loop
&& timestamp
> s1
->img_last
- s1
->img_first
)
521 s1
->img_number
= timestamp
%(s1
->img_last
- s1
->img_first
+ 1) + s1
->img_first
;
526 #define OFFSET(x) offsetof(VideoDemuxData, x)
527 #define DEC AV_OPT_FLAG_DECODING_PARAM
528 const AVOption ff_img_options
[] = {
529 { "framerate", "set the video framerate", OFFSET(framerate
), AV_OPT_TYPE_VIDEO_RATE
, {.str
= "25"}, 0, 0, DEC
},
530 { "loop", "force loop over input file sequence", OFFSET(loop
), AV_OPT_TYPE_INT
, {.i64
= 0 }, 0, 1, DEC
},
532 { "pattern_type", "set pattern type", OFFSET(pattern_type
), AV_OPT_TYPE_INT
, {.i64
=PT_GLOB_SEQUENCE
}, 0, INT_MAX
, DEC
, "pattern_type"},
533 { "glob_sequence","select glob/sequence pattern type", 0, AV_OPT_TYPE_CONST
, {.i64
=PT_GLOB_SEQUENCE
}, INT_MIN
, INT_MAX
, DEC
, "pattern_type" },
534 { "glob", "select glob pattern type", 0, AV_OPT_TYPE_CONST
, {.i64
=PT_GLOB
}, INT_MIN
, INT_MAX
, DEC
, "pattern_type" },
535 { "sequence", "select sequence pattern type", 0, AV_OPT_TYPE_CONST
, {.i64
=PT_SEQUENCE
}, INT_MIN
, INT_MAX
, DEC
, "pattern_type" },
537 { "pixel_format", "set video pixel format", OFFSET(pixel_format
), AV_OPT_TYPE_STRING
, {.str
= NULL
}, 0, 0, DEC
},
538 { "start_number", "set first number in the sequence", OFFSET(start_number
), AV_OPT_TYPE_INT
, {.i64
= 0 }, 0, INT_MAX
, DEC
},
539 { "start_number_range", "set range for looking at the first sequence number", OFFSET(start_number_range
), AV_OPT_TYPE_INT
, {.i64
= 5}, 1, INT_MAX
, DEC
},
540 { "video_size", "set video size", OFFSET(width
), AV_OPT_TYPE_IMAGE_SIZE
, {.str
= NULL
}, 0, 0, DEC
},
541 { "frame_size", "force frame size in bytes", OFFSET(frame_size
), AV_OPT_TYPE_INT
, {.i64
= 0 }, 0, INT_MAX
, DEC
},
542 { "ts_from_file", "set frame timestamp from file's one", OFFSET(ts_from_file
), AV_OPT_TYPE_INT
, {.i64
= 0 }, 0, 2, DEC
, "ts_type" },
543 { "none", "none", 0, AV_OPT_TYPE_CONST
, {.i64
= 0 }, 0, 2, DEC
, "ts_type" },
544 { "sec", "second precision", 0, AV_OPT_TYPE_CONST
, {.i64
= 1 }, 0, 2, DEC
, "ts_type" },
545 { "ns", "nano second precision", 0, AV_OPT_TYPE_CONST
, {.i64
= 2 }, 0, 2, DEC
, "ts_type" },
549 #if CONFIG_IMAGE2_DEMUXER
550 static const AVClass img2_class
= {
551 .class_name
= "image2 demuxer",
552 .item_name
= av_default_item_name
,
553 .option
= ff_img_options
,
554 .version
= LIBAVUTIL_VERSION_INT
,
556 AVInputFormat ff_image2_demuxer
= {
558 .long_name
= NULL_IF_CONFIG_SMALL("image2 sequence"),
559 .priv_data_size
= sizeof(VideoDemuxData
),
560 .read_probe
= img_read_probe
,
561 .read_header
= ff_img_read_header
,
562 .read_packet
= ff_img_read_packet
,
563 .read_close
= img_read_close
,
564 .read_seek
= img_read_seek
,
565 .flags
= AVFMT_NOFILE
,
566 .priv_class
= &img2_class
,
569 #if CONFIG_IMAGE2PIPE_DEMUXER
570 static const AVClass img2pipe_class
= {
571 .class_name
= "image2pipe demuxer",
572 .item_name
= av_default_item_name
,
573 .option
= ff_img_options
,
574 .version
= LIBAVUTIL_VERSION_INT
,
576 AVInputFormat ff_image2pipe_demuxer
= {
577 .name
= "image2pipe",
578 .long_name
= NULL_IF_CONFIG_SMALL("piped image2 sequence"),
579 .priv_data_size
= sizeof(VideoDemuxData
),
580 .read_header
= ff_img_read_header
,
581 .read_packet
= ff_img_read_packet
,
582 .priv_class
= &img2pipe_class
,
586 static int bmp_probe(AVProbeData
*p
)
588 const uint8_t *b
= p
->buf
;
591 if (AV_RB16(b
) != 0x424d)
594 ihsize
= AV_RL32(b
+14);
595 if (ihsize
< 12 || ihsize
> 255)
598 if (!AV_RN32(b
+ 6)) {
599 return AVPROBE_SCORE_EXTENSION
+ 1;
601 return AVPROBE_SCORE_EXTENSION
/ 4;
606 static int dpx_probe(AVProbeData
*p
)
608 const uint8_t *b
= p
->buf
;
610 if (AV_RN32(b
) == AV_RN32("SDPX") || AV_RN32(b
) == AV_RN32("XPDS"))
611 return AVPROBE_SCORE_EXTENSION
+ 1;
615 static int exr_probe(AVProbeData
*p
)
617 const uint8_t *b
= p
->buf
;
619 if (AV_RL32(b
) == 20000630)
620 return AVPROBE_SCORE_EXTENSION
+ 1;
624 static int j2k_probe(AVProbeData
*p
)
626 const uint8_t *b
= p
->buf
;
628 if (AV_RB64(b
) == 0x0000000c6a502020 ||
629 AV_RB32(b
) == 0xff4fff51)
630 return AVPROBE_SCORE_EXTENSION
+ 1;
634 static int jpeg_probe(AVProbeData
*p
)
636 const uint8_t *b
= p
->buf
;
639 if (AV_RB16(b
) != 0xFFD8 ||
640 AV_RB32(b
) == 0xFFD8FFF7)
644 for (i
= 0; i
< p
->buf_size
- 2; i
++) {
674 if ( (c
>= 0x02 && c
<= 0xBF)
681 return AVPROBE_SCORE_EXTENSION
+ 1;
682 return AVPROBE_SCORE_EXTENSION
/ 8;
685 static int jpegls_probe(AVProbeData
*p
)
687 const uint8_t *b
= p
->buf
;
689 if (AV_RB32(b
) == 0xffd8fff7)
690 return AVPROBE_SCORE_EXTENSION
+ 1;
694 static int pictor_probe(AVProbeData
*p
)
696 const uint8_t *b
= p
->buf
;
698 if (AV_RL16(b
) == 0x1234)
699 return AVPROBE_SCORE_EXTENSION
/ 4;
703 static int png_probe(AVProbeData
*p
)
705 const uint8_t *b
= p
->buf
;
707 if (AV_RB64(b
) == 0x89504e470d0a1a0a)
708 return AVPROBE_SCORE_MAX
- 1;
712 static int sgi_probe(AVProbeData
*p
)
714 const uint8_t *b
= p
->buf
;
716 if (AV_RB16(b
) == 474 &&
718 (b
[3] & ~3) == 0 && b
[3] &&
719 (AV_RB16(b
+ 4) & ~7) == 0 && AV_RB16(b
+ 4))
720 return AVPROBE_SCORE_EXTENSION
+ 1;
724 static int sunrast_probe(AVProbeData
*p
)
726 const uint8_t *b
= p
->buf
;
728 if (AV_RB32(b
) == 0x59a66a95)
729 return AVPROBE_SCORE_EXTENSION
+ 1;
733 static int tiff_probe(AVProbeData
*p
)
735 const uint8_t *b
= p
->buf
;
737 if (AV_RB32(b
) == 0x49492a00 ||
738 AV_RB32(b
) == 0x4D4D002a)
739 return AVPROBE_SCORE_EXTENSION
+ 1;
743 static int webp_probe(AVProbeData
*p
)
745 const uint8_t *b
= p
->buf
;
747 if (AV_RB32(b
) == 0x52494646 &&
748 AV_RB32(b
+ 8) == 0x57454250)
749 return AVPROBE_SCORE_MAX
- 1;
753 #define IMAGEAUTO_DEMUXER(imgname, codecid)\
754 static const AVClass imgname ## _class = {\
755 .class_name = AV_STRINGIFY(imgname) " demuxer",\
756 .item_name = av_default_item_name,\
757 .option = ff_img_options,\
758 .version = LIBAVUTIL_VERSION_INT,\
760 AVInputFormat ff_image_ ## imgname ## _pipe_demuxer = {\
761 .name = AV_STRINGIFY(imgname) "_pipe",\
762 .long_name = NULL_IF_CONFIG_SMALL("piped " AV_STRINGIFY(imgname) " sequence"),\
763 .priv_data_size = sizeof(VideoDemuxData),\
764 .read_probe = imgname ## _probe,\
765 .read_header = ff_img_read_header,\
766 .read_packet = ff_img_read_packet,\
767 .priv_class = & imgname ## _class,\
768 .flags = AVFMT_GENERIC_INDEX, \
769 .raw_codec_id = codecid,\
772 IMAGEAUTO_DEMUXER(bmp
, AV_CODEC_ID_BMP
)
773 IMAGEAUTO_DEMUXER(dpx
, AV_CODEC_ID_DPX
)
774 IMAGEAUTO_DEMUXER(exr
, AV_CODEC_ID_EXR
)
775 IMAGEAUTO_DEMUXER(j2k
, AV_CODEC_ID_JPEG2000
)
776 IMAGEAUTO_DEMUXER(jpeg
, AV_CODEC_ID_MJPEG
)
777 IMAGEAUTO_DEMUXER(jpegls
, AV_CODEC_ID_JPEGLS
)
778 IMAGEAUTO_DEMUXER(pictor
, AV_CODEC_ID_PICTOR
)
779 IMAGEAUTO_DEMUXER(png
, AV_CODEC_ID_PNG
)
780 IMAGEAUTO_DEMUXER(sgi
, AV_CODEC_ID_SGI
)
781 IMAGEAUTO_DEMUXER(sunrast
, AV_CODEC_ID_SUNRAST
)
782 IMAGEAUTO_DEMUXER(tiff
, AV_CODEC_ID_TIFF
)
783 IMAGEAUTO_DEMUXER(webp
, AV_CODEC_ID_WEBP
)