2 * Copyright (c) 2007-2010 Stefano Sabatini
4 * This file is part of FFmpeg.
6 * FFmpeg is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * FFmpeg is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with FFmpeg; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
23 * simple media prober based on the FFmpeg libraries
27 #include "libavutil/ffversion.h"
31 #include "libavformat/avformat.h"
32 #include "libavcodec/avcodec.h"
33 #include "libavutil/avassert.h"
34 #include "libavutil/avstring.h"
35 #include "libavutil/bprint.h"
36 #include "libavutil/display.h"
37 #include "libavutil/hash.h"
38 #include "libavutil/opt.h"
39 #include "libavutil/pixdesc.h"
40 #include "libavutil/dict.h"
41 #include "libavutil/intreadwrite.h"
42 #include "libavutil/libm.h"
43 #include "libavutil/parseutils.h"
44 #include "libavutil/timecode.h"
45 #include "libavutil/timestamp.h"
46 #include "libavdevice/avdevice.h"
47 #include "libswscale/swscale.h"
48 #include "libswresample/swresample.h"
49 #include "libpostproc/postprocess.h"
52 const char program_name[] = "ffprobe";
53 const int program_birth_year = 2007;
55 static int do_bitexact = 0;
56 static int do_count_frames = 0;
57 static int do_count_packets = 0;
58 static int do_read_frames = 0;
59 static int do_read_packets = 0;
60 static int do_show_chapters = 0;
61 static int do_show_error = 0;
62 static int do_show_format = 0;
63 static int do_show_frames = 0;
64 static int do_show_packets = 0;
65 static int do_show_programs = 0;
66 static int do_show_streams = 0;
67 static int do_show_stream_disposition = 0;
68 static int do_show_data = 0;
69 static int do_show_program_version = 0;
70 static int do_show_library_versions = 0;
71 static int do_show_pixel_formats = 0;
72 static int do_show_pixel_format_flags = 0;
73 static int do_show_pixel_format_components = 0;
75 static int do_show_chapter_tags = 0;
76 static int do_show_format_tags = 0;
77 static int do_show_frame_tags = 0;
78 static int do_show_program_tags = 0;
79 static int do_show_stream_tags = 0;
80 static int do_show_packet_tags = 0;
82 static int show_value_unit = 0;
83 static int use_value_prefix = 0;
84 static int use_byte_value_binary_prefix = 0;
85 static int use_value_sexagesimal_format = 0;
86 static int show_private_data = 1;
88 static char *print_format;
89 static char *stream_specifier;
90 static char *show_data_hash;
92 typedef struct ReadInterval {
93 int id; ///< identifier
94 int64_t start, end; ///< start, end in second/AV_TIME_BASE units
95 int has_start, has_end;
96 int start_is_offset, end_is_offset;
100 static ReadInterval *read_intervals;
101 static int read_intervals_nb = 0;
103 /* section structure definition */
105 #define SECTION_MAX_NB_CHILDREN 10
108 int id; ///< unique id identifying a section
111 #define SECTION_FLAG_IS_WRAPPER 1 ///< the section only contains other sections, but has no data at its own level
112 #define SECTION_FLAG_IS_ARRAY 2 ///< the section contains an array of elements of the same type
113 #define SECTION_FLAG_HAS_VARIABLE_FIELDS 4 ///< the section may contain a variable number of fields with variable keys.
114 /// For these sections the element_name field is mandatory.
116 int children_ids[SECTION_MAX_NB_CHILDREN+1]; ///< list of children section IDS, terminated by -1
117 const char *element_name; ///< name of the contained element, if provided
118 const char *unique_name; ///< unique section name, in case the name is ambiguous
119 AVDictionary *entries_to_show;
120 int show_all_entries;
124 SECTION_ID_NONE = -1,
126 SECTION_ID_CHAPTER_TAGS,
130 SECTION_ID_FORMAT_TAGS,
133 SECTION_ID_FRAME_TAGS,
134 SECTION_ID_FRAME_SIDE_DATA_LIST,
135 SECTION_ID_FRAME_SIDE_DATA,
136 SECTION_ID_LIBRARY_VERSION,
137 SECTION_ID_LIBRARY_VERSIONS,
139 SECTION_ID_PACKET_TAGS,
141 SECTION_ID_PACKETS_AND_FRAMES,
142 SECTION_ID_PACKET_SIDE_DATA_LIST,
143 SECTION_ID_PACKET_SIDE_DATA,
144 SECTION_ID_PIXEL_FORMAT,
145 SECTION_ID_PIXEL_FORMAT_FLAGS,
146 SECTION_ID_PIXEL_FORMAT_COMPONENT,
147 SECTION_ID_PIXEL_FORMAT_COMPONENTS,
148 SECTION_ID_PIXEL_FORMATS,
149 SECTION_ID_PROGRAM_STREAM_DISPOSITION,
150 SECTION_ID_PROGRAM_STREAM_TAGS,
152 SECTION_ID_PROGRAM_STREAMS,
153 SECTION_ID_PROGRAM_STREAM,
154 SECTION_ID_PROGRAM_TAGS,
155 SECTION_ID_PROGRAM_VERSION,
159 SECTION_ID_STREAM_DISPOSITION,
161 SECTION_ID_STREAM_TAGS,
162 SECTION_ID_STREAM_SIDE_DATA_LIST,
163 SECTION_ID_STREAM_SIDE_DATA,
167 static struct section sections[] = {
168 [SECTION_ID_CHAPTERS] = { SECTION_ID_CHAPTERS, "chapters", SECTION_FLAG_IS_ARRAY, { SECTION_ID_CHAPTER, -1 } },
169 [SECTION_ID_CHAPTER] = { SECTION_ID_CHAPTER, "chapter", 0, { SECTION_ID_CHAPTER_TAGS, -1 } },
170 [SECTION_ID_CHAPTER_TAGS] = { SECTION_ID_CHAPTER_TAGS, "tags", SECTION_FLAG_HAS_VARIABLE_FIELDS, { -1 }, .element_name = "tag", .unique_name = "chapter_tags" },
171 [SECTION_ID_ERROR] = { SECTION_ID_ERROR, "error", 0, { -1 } },
172 [SECTION_ID_FORMAT] = { SECTION_ID_FORMAT, "format", 0, { SECTION_ID_FORMAT_TAGS, -1 } },
173 [SECTION_ID_FORMAT_TAGS] = { SECTION_ID_FORMAT_TAGS, "tags", SECTION_FLAG_HAS_VARIABLE_FIELDS, { -1 }, .element_name = "tag", .unique_name = "format_tags" },
174 [SECTION_ID_FRAMES] = { SECTION_ID_FRAMES, "frames", SECTION_FLAG_IS_ARRAY, { SECTION_ID_FRAME, SECTION_ID_SUBTITLE, -1 } },
175 [SECTION_ID_FRAME] = { SECTION_ID_FRAME, "frame", 0, { SECTION_ID_FRAME_TAGS, SECTION_ID_FRAME_SIDE_DATA_LIST, -1 } },
176 [SECTION_ID_FRAME_TAGS] = { SECTION_ID_FRAME_TAGS, "tags", SECTION_FLAG_HAS_VARIABLE_FIELDS, { -1 }, .element_name = "tag", .unique_name = "frame_tags" },
177 [SECTION_ID_FRAME_SIDE_DATA_LIST] ={ SECTION_ID_FRAME_SIDE_DATA_LIST, "side_data_list", SECTION_FLAG_IS_ARRAY, { SECTION_ID_FRAME_SIDE_DATA, -1 } },
178 [SECTION_ID_FRAME_SIDE_DATA] = { SECTION_ID_FRAME_SIDE_DATA, "side_data", 0, { -1 } },
179 [SECTION_ID_LIBRARY_VERSIONS] = { SECTION_ID_LIBRARY_VERSIONS, "library_versions", SECTION_FLAG_IS_ARRAY, { SECTION_ID_LIBRARY_VERSION, -1 } },
180 [SECTION_ID_LIBRARY_VERSION] = { SECTION_ID_LIBRARY_VERSION, "library_version", 0, { -1 } },
181 [SECTION_ID_PACKETS] = { SECTION_ID_PACKETS, "packets", SECTION_FLAG_IS_ARRAY, { SECTION_ID_PACKET, -1} },
182 [SECTION_ID_PACKETS_AND_FRAMES] = { SECTION_ID_PACKETS_AND_FRAMES, "packets_and_frames", SECTION_FLAG_IS_ARRAY, { SECTION_ID_PACKET, -1} },
183 [SECTION_ID_PACKET] = { SECTION_ID_PACKET, "packet", 0, { SECTION_ID_PACKET_TAGS, SECTION_ID_PACKET_SIDE_DATA_LIST, -1 } },
184 [SECTION_ID_PACKET_TAGS] = { SECTION_ID_PACKET_TAGS, "tags", SECTION_FLAG_HAS_VARIABLE_FIELDS, { -1 }, .element_name = "tag", .unique_name = "packet_tags" },
185 [SECTION_ID_PACKET_SIDE_DATA_LIST] ={ SECTION_ID_PACKET_SIDE_DATA_LIST, "side_data_list", SECTION_FLAG_IS_ARRAY, { SECTION_ID_PACKET_SIDE_DATA, -1 } },
186 [SECTION_ID_PACKET_SIDE_DATA] = { SECTION_ID_PACKET_SIDE_DATA, "side_data", 0, { -1 } },
187 [SECTION_ID_PIXEL_FORMATS] = { SECTION_ID_PIXEL_FORMATS, "pixel_formats", SECTION_FLAG_IS_ARRAY, { SECTION_ID_PIXEL_FORMAT, -1 } },
188 [SECTION_ID_PIXEL_FORMAT] = { SECTION_ID_PIXEL_FORMAT, "pixel_format", 0, { SECTION_ID_PIXEL_FORMAT_FLAGS, SECTION_ID_PIXEL_FORMAT_COMPONENTS, -1 } },
189 [SECTION_ID_PIXEL_FORMAT_FLAGS] = { SECTION_ID_PIXEL_FORMAT_FLAGS, "flags", 0, { -1 }, .unique_name = "pixel_format_flags" },
190 [SECTION_ID_PIXEL_FORMAT_COMPONENTS] = { SECTION_ID_PIXEL_FORMAT_COMPONENTS, "components", SECTION_FLAG_IS_ARRAY, {SECTION_ID_PIXEL_FORMAT_COMPONENT, -1 }, .unique_name = "pixel_format_components" },
191 [SECTION_ID_PIXEL_FORMAT_COMPONENT] = { SECTION_ID_PIXEL_FORMAT_COMPONENT, "component", 0, { -1 } },
192 [SECTION_ID_PROGRAM_STREAM_DISPOSITION] = { SECTION_ID_PROGRAM_STREAM_DISPOSITION, "disposition", 0, { -1 }, .unique_name = "program_stream_disposition" },
193 [SECTION_ID_PROGRAM_STREAM_TAGS] = { SECTION_ID_PROGRAM_STREAM_TAGS, "tags", SECTION_FLAG_HAS_VARIABLE_FIELDS, { -1 }, .element_name = "tag", .unique_name = "program_stream_tags" },
194 [SECTION_ID_PROGRAM] = { SECTION_ID_PROGRAM, "program", 0, { SECTION_ID_PROGRAM_TAGS, SECTION_ID_PROGRAM_STREAMS, -1 } },
195 [SECTION_ID_PROGRAM_STREAMS] = { SECTION_ID_PROGRAM_STREAMS, "streams", SECTION_FLAG_IS_ARRAY, { SECTION_ID_PROGRAM_STREAM, -1 }, .unique_name = "program_streams" },
196 [SECTION_ID_PROGRAM_STREAM] = { SECTION_ID_PROGRAM_STREAM, "stream", 0, { SECTION_ID_PROGRAM_STREAM_DISPOSITION, SECTION_ID_PROGRAM_STREAM_TAGS, -1 }, .unique_name = "program_stream" },
197 [SECTION_ID_PROGRAM_TAGS] = { SECTION_ID_PROGRAM_TAGS, "tags", SECTION_FLAG_HAS_VARIABLE_FIELDS, { -1 }, .element_name = "tag", .unique_name = "program_tags" },
198 [SECTION_ID_PROGRAM_VERSION] = { SECTION_ID_PROGRAM_VERSION, "program_version", 0, { -1 } },
199 [SECTION_ID_PROGRAMS] = { SECTION_ID_PROGRAMS, "programs", SECTION_FLAG_IS_ARRAY, { SECTION_ID_PROGRAM, -1 } },
200 [SECTION_ID_ROOT] = { SECTION_ID_ROOT, "root", SECTION_FLAG_IS_WRAPPER,
201 { SECTION_ID_CHAPTERS, SECTION_ID_FORMAT, SECTION_ID_FRAMES, SECTION_ID_PROGRAMS, SECTION_ID_STREAMS,
202 SECTION_ID_PACKETS, SECTION_ID_ERROR, SECTION_ID_PROGRAM_VERSION, SECTION_ID_LIBRARY_VERSIONS,
203 SECTION_ID_PIXEL_FORMATS, -1} },
204 [SECTION_ID_STREAMS] = { SECTION_ID_STREAMS, "streams", SECTION_FLAG_IS_ARRAY, { SECTION_ID_STREAM, -1 } },
205 [SECTION_ID_STREAM] = { SECTION_ID_STREAM, "stream", 0, { SECTION_ID_STREAM_DISPOSITION, SECTION_ID_STREAM_TAGS, SECTION_ID_STREAM_SIDE_DATA_LIST, -1 } },
206 [SECTION_ID_STREAM_DISPOSITION] = { SECTION_ID_STREAM_DISPOSITION, "disposition", 0, { -1 }, .unique_name = "stream_disposition" },
207 [SECTION_ID_STREAM_TAGS] = { SECTION_ID_STREAM_TAGS, "tags", SECTION_FLAG_HAS_VARIABLE_FIELDS, { -1 }, .element_name = "tag", .unique_name = "stream_tags" },
208 [SECTION_ID_STREAM_SIDE_DATA_LIST] ={ SECTION_ID_STREAM_SIDE_DATA_LIST, "side_data_list", SECTION_FLAG_IS_ARRAY, { SECTION_ID_STREAM_SIDE_DATA, -1 } },
209 [SECTION_ID_STREAM_SIDE_DATA] = { SECTION_ID_STREAM_SIDE_DATA, "side_data", 0, { -1 } },
210 [SECTION_ID_SUBTITLE] = { SECTION_ID_SUBTITLE, "subtitle", 0, { -1 } },
213 static const OptionDef *options;
215 /* FFprobe context */
216 static const char *input_filename;
217 static AVInputFormat *iformat = NULL;
219 static struct AVHashContext *hash;
221 static const struct {
227 { 1.0, 1.0, "", "" },
228 { 1.024e3, 1e3, "Ki", "K" },
229 { 1.048576e6, 1e6, "Mi", "M" },
230 { 1.073741824e9, 1e9, "Gi", "G" },
231 { 1.099511627776e12, 1e12, "Ti", "T" },
232 { 1.125899906842624e15, 1e15, "Pi", "P" },
235 static const char unit_second_str[] = "s" ;
236 static const char unit_hertz_str[] = "Hz" ;
237 static const char unit_byte_str[] = "byte" ;
238 static const char unit_bit_per_second_str[] = "bit/s";
240 static int nb_streams;
241 static uint64_t *nb_streams_packets;
242 static uint64_t *nb_streams_frames;
243 static int *selected_streams;
245 static void ffprobe_cleanup(int ret)
248 for (i = 0; i < FF_ARRAY_ELEMS(sections); i++)
249 av_dict_free(&(sections[i].entries_to_show));
253 union { double d; long long int i; } val;
257 static char *value_string(char *buf, int buf_size, struct unit_value uv)
263 if (uv.unit == unit_second_str) {
267 vald = vali = uv.val.i;
270 if (uv.unit == unit_second_str && use_value_sexagesimal_format) {
274 mins = (int)secs / 60;
275 secs = secs - mins * 60;
278 snprintf(buf, buf_size, "%d:%02d:%09.6f", hours, mins, secs);
280 const char *prefix_string = "";
282 if (use_value_prefix && vald > 1) {
285 if (uv.unit == unit_byte_str && use_byte_value_binary_prefix) {
286 index = (long long int) (log2(vald)) / 10;
287 index = av_clip(index, 0, FF_ARRAY_ELEMS(si_prefixes) - 1);
288 vald /= si_prefixes[index].bin_val;
289 prefix_string = si_prefixes[index].bin_str;
291 index = (long long int) (log10(vald)) / 3;
292 index = av_clip(index, 0, FF_ARRAY_ELEMS(si_prefixes) - 1);
293 vald /= si_prefixes[index].dec_val;
294 prefix_string = si_prefixes[index].dec_str;
299 if (show_float || (use_value_prefix && vald != (long long int)vald))
300 snprintf(buf, buf_size, "%f", vald);
302 snprintf(buf, buf_size, "%lld", vali);
303 av_strlcatf(buf, buf_size, "%s%s%s", *prefix_string || show_value_unit ? " " : "",
304 prefix_string, show_value_unit ? uv.unit : "");
312 typedef struct WriterContext WriterContext;
314 #define WRITER_FLAG_DISPLAY_OPTIONAL_FIELDS 1
315 #define WRITER_FLAG_PUT_PACKETS_AND_FRAMES_IN_SAME_CHAPTER 2
318 WRITER_STRING_VALIDATION_FAIL,
319 WRITER_STRING_VALIDATION_REPLACE,
320 WRITER_STRING_VALIDATION_IGNORE,
321 WRITER_STRING_VALIDATION_NB
324 typedef struct Writer {
325 const AVClass *priv_class; ///< private class of the writer, if any
326 int priv_size; ///< private size for the writer context
329 int (*init) (WriterContext *wctx);
330 void (*uninit)(WriterContext *wctx);
332 void (*print_section_header)(WriterContext *wctx);
333 void (*print_section_footer)(WriterContext *wctx);
334 void (*print_integer) (WriterContext *wctx, const char *, long long int);
335 void (*print_rational) (WriterContext *wctx, AVRational *q, char *sep);
336 void (*print_string) (WriterContext *wctx, const char *, const char *);
337 int flags; ///< a combination or WRITER_FLAG_*
340 #define SECTION_MAX_NB_LEVELS 10
342 struct WriterContext {
343 const AVClass *class; ///< class of the writer
344 const Writer *writer; ///< the Writer of which this is an instance
345 char *name; ///< name of this writer instance
346 void *priv; ///< private data for use by the filter
348 const struct section *sections; ///< array containing all sections
349 int nb_sections; ///< number of sections
351 int level; ///< current level, starting from 0
353 /** number of the item printed in the given section, starting from 0 */
354 unsigned int nb_item[SECTION_MAX_NB_LEVELS];
356 /** section per each level */
357 const struct section *section[SECTION_MAX_NB_LEVELS];
358 AVBPrint section_pbuf[SECTION_MAX_NB_LEVELS]; ///< generic print buffer dedicated to each section,
359 /// used by various writers
361 unsigned int nb_section_packet; ///< number of the packet section in case we are in "packets_and_frames" section
362 unsigned int nb_section_frame; ///< number of the frame section in case we are in "packets_and_frames" section
363 unsigned int nb_section_packet_frame; ///< nb_section_packet or nb_section_frame according if is_packets_and_frames
365 int string_validation;
366 char *string_validation_replacement;
367 unsigned int string_validation_utf8_flags;
370 static const char *writer_get_name(void *p)
372 WriterContext *wctx = p;
373 return wctx->writer->name;
376 #define OFFSET(x) offsetof(WriterContext, x)
378 static const AVOption writer_options[] = {
379 { "string_validation", "set string validation mode",
380 OFFSET(string_validation), AV_OPT_TYPE_INT, {.i64=WRITER_STRING_VALIDATION_REPLACE}, 0, WRITER_STRING_VALIDATION_NB-1, .unit = "sv" },
381 { "sv", "set string validation mode",
382 OFFSET(string_validation), AV_OPT_TYPE_INT, {.i64=WRITER_STRING_VALIDATION_REPLACE}, 0, WRITER_STRING_VALIDATION_NB-1, .unit = "sv" },
383 { "ignore", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = WRITER_STRING_VALIDATION_IGNORE}, .unit = "sv" },
384 { "replace", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = WRITER_STRING_VALIDATION_REPLACE}, .unit = "sv" },
385 { "fail", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = WRITER_STRING_VALIDATION_FAIL}, .unit = "sv" },
386 { "string_validation_replacement", "set string validation replacement string", OFFSET(string_validation_replacement), AV_OPT_TYPE_STRING, {.str=""}},
387 { "svr", "set string validation replacement string", OFFSET(string_validation_replacement), AV_OPT_TYPE_STRING, {.str="\xEF\xBF\xBD"}},
391 static void *writer_child_next(void *obj, void *prev)
393 WriterContext *ctx = obj;
394 if (!prev && ctx->writer && ctx->writer->priv_class && ctx->priv)
399 static const AVClass writer_class = {
400 .class_name = "Writer",
401 .item_name = writer_get_name,
402 .option = writer_options,
403 .version = LIBAVUTIL_VERSION_INT,
404 .child_next = writer_child_next,
407 static void writer_close(WriterContext **wctx)
414 if ((*wctx)->writer->uninit)
415 (*wctx)->writer->uninit(*wctx);
416 for (i = 0; i < SECTION_MAX_NB_LEVELS; i++)
417 av_bprint_finalize(&(*wctx)->section_pbuf[i], NULL);
418 if ((*wctx)->writer->priv_class)
419 av_opt_free((*wctx)->priv);
420 av_freep(&((*wctx)->priv));
425 static void bprint_bytes(AVBPrint *bp, const uint8_t *ubuf, size_t ubuf_size)
428 av_bprintf(bp, "0X");
429 for (i = 0; i < ubuf_size; i++)
430 av_bprintf(bp, "%02X", ubuf[i]);
434 static int writer_open(WriterContext **wctx, const Writer *writer, const char *args,
435 const struct section *sections, int nb_sections)
439 if (!(*wctx = av_mallocz(sizeof(WriterContext)))) {
440 ret = AVERROR(ENOMEM);
444 if (!((*wctx)->priv = av_mallocz(writer->priv_size))) {
445 ret = AVERROR(ENOMEM);
449 (*wctx)->class = &writer_class;
450 (*wctx)->writer = writer;
452 (*wctx)->sections = sections;
453 (*wctx)->nb_sections = nb_sections;
455 av_opt_set_defaults(*wctx);
457 if (writer->priv_class) {
458 void *priv_ctx = (*wctx)->priv;
459 *((const AVClass **)priv_ctx) = writer->priv_class;
460 av_opt_set_defaults(priv_ctx);
463 /* convert options to dictionary */
465 AVDictionary *opts = NULL;
466 AVDictionaryEntry *opt = NULL;
468 if ((ret = av_dict_parse_string(&opts, args, "=", ":", 0)) < 0) {
469 av_log(*wctx, AV_LOG_ERROR, "Failed to parse option string '%s' provided to writer context\n", args);
474 while ((opt = av_dict_get(opts, "", opt, AV_DICT_IGNORE_SUFFIX))) {
475 if ((ret = av_opt_set(*wctx, opt->key, opt->value, AV_OPT_SEARCH_CHILDREN)) < 0) {
476 av_log(*wctx, AV_LOG_ERROR, "Failed to set option '%s' with value '%s' provided to writer context\n",
477 opt->key, opt->value);
486 /* validate replace string */
488 const uint8_t *p = (*wctx)->string_validation_replacement;
489 const uint8_t *endp = p + strlen(p);
491 const uint8_t *p0 = p;
493 ret = av_utf8_decode(&code, &p, endp, (*wctx)->string_validation_utf8_flags);
496 av_bprint_init(&bp, 0, AV_BPRINT_SIZE_AUTOMATIC);
497 bprint_bytes(&bp, p0, p-p0),
498 av_log(wctx, AV_LOG_ERROR,
499 "Invalid UTF8 sequence %s found in string validation replace '%s'\n",
500 bp.str, (*wctx)->string_validation_replacement);
506 for (i = 0; i < SECTION_MAX_NB_LEVELS; i++)
507 av_bprint_init(&(*wctx)->section_pbuf[i], 1, AV_BPRINT_SIZE_UNLIMITED);
509 if ((*wctx)->writer->init)
510 ret = (*wctx)->writer->init(*wctx);
521 static inline void writer_print_section_header(WriterContext *wctx,
524 int parent_section_id;
526 av_assert0(wctx->level < SECTION_MAX_NB_LEVELS);
527 parent_section_id = wctx->level ?
528 (wctx->section[wctx->level-1])->id : SECTION_ID_NONE;
530 wctx->nb_item[wctx->level] = 0;
531 wctx->section[wctx->level] = &wctx->sections[section_id];
533 if (section_id == SECTION_ID_PACKETS_AND_FRAMES) {
534 wctx->nb_section_packet = wctx->nb_section_frame =
535 wctx->nb_section_packet_frame = 0;
536 } else if (parent_section_id == SECTION_ID_PACKETS_AND_FRAMES) {
537 wctx->nb_section_packet_frame = section_id == SECTION_ID_PACKET ?
538 wctx->nb_section_packet : wctx->nb_section_frame;
541 if (wctx->writer->print_section_header)
542 wctx->writer->print_section_header(wctx);
545 static inline void writer_print_section_footer(WriterContext *wctx)
547 int section_id = wctx->section[wctx->level]->id;
548 int parent_section_id = wctx->level ?
549 wctx->section[wctx->level-1]->id : SECTION_ID_NONE;
551 if (parent_section_id != SECTION_ID_NONE)
552 wctx->nb_item[wctx->level-1]++;
553 if (parent_section_id == SECTION_ID_PACKETS_AND_FRAMES) {
554 if (section_id == SECTION_ID_PACKET) wctx->nb_section_packet++;
555 else wctx->nb_section_frame++;
557 if (wctx->writer->print_section_footer)
558 wctx->writer->print_section_footer(wctx);
562 static inline void writer_print_integer(WriterContext *wctx,
563 const char *key, long long int val)
565 const struct section *section = wctx->section[wctx->level];
567 if (section->show_all_entries || av_dict_get(section->entries_to_show, key, NULL, 0)) {
568 wctx->writer->print_integer(wctx, key, val);
569 wctx->nb_item[wctx->level]++;
573 static inline int validate_string(WriterContext *wctx, char **dstp, const char *src)
575 const uint8_t *p, *endp;
577 int invalid_chars_nb = 0, ret = 0;
579 av_bprint_init(&dstbuf, 0, AV_BPRINT_SIZE_UNLIMITED);
581 endp = src + strlen(src);
582 for (p = (uint8_t *)src; *p;) {
585 const uint8_t *p0 = p;
587 if (av_utf8_decode(&code, &p, endp, wctx->string_validation_utf8_flags) < 0) {
589 av_bprint_init(&bp, 0, AV_BPRINT_SIZE_AUTOMATIC);
590 bprint_bytes(&bp, p0, p-p0);
591 av_log(wctx, AV_LOG_DEBUG,
592 "Invalid UTF-8 sequence %s found in string '%s'\n", bp.str, src);
599 switch (wctx->string_validation) {
600 case WRITER_STRING_VALIDATION_FAIL:
601 av_log(wctx, AV_LOG_ERROR,
602 "Invalid UTF-8 sequence found in string '%s'\n", src);
603 ret = AVERROR_INVALIDDATA;
607 case WRITER_STRING_VALIDATION_REPLACE:
608 av_bprintf(&dstbuf, "%s", wctx->string_validation_replacement);
613 if (!invalid || wctx->string_validation == WRITER_STRING_VALIDATION_IGNORE)
614 av_bprint_append_data(&dstbuf, p0, p-p0);
617 if (invalid_chars_nb && wctx->string_validation == WRITER_STRING_VALIDATION_REPLACE) {
618 av_log(wctx, AV_LOG_WARNING,
619 "%d invalid UTF-8 sequence(s) found in string '%s', replaced with '%s'\n",
620 invalid_chars_nb, src, wctx->string_validation_replacement);
624 av_bprint_finalize(&dstbuf, dstp);
628 #define PRINT_STRING_OPT 1
629 #define PRINT_STRING_VALIDATE 2
631 static inline int writer_print_string(WriterContext *wctx,
632 const char *key, const char *val, int flags)
634 const struct section *section = wctx->section[wctx->level];
637 if ((flags & PRINT_STRING_OPT)
638 && !(wctx->writer->flags & WRITER_FLAG_DISPLAY_OPTIONAL_FIELDS))
641 if (section->show_all_entries || av_dict_get(section->entries_to_show, key, NULL, 0)) {
642 if (flags & PRINT_STRING_VALIDATE) {
643 char *key1 = NULL, *val1 = NULL;
644 ret = validate_string(wctx, &key1, key);
645 if (ret < 0) goto end;
646 ret = validate_string(wctx, &val1, val);
647 if (ret < 0) goto end;
648 wctx->writer->print_string(wctx, key1, val1);
651 av_log(wctx, AV_LOG_ERROR,
652 "Invalid key=value string combination %s=%s in section %s\n",
653 key, val, section->unique_name);
658 wctx->writer->print_string(wctx, key, val);
661 wctx->nb_item[wctx->level]++;
667 static inline void writer_print_rational(WriterContext *wctx,
668 const char *key, AVRational q, char sep)
671 av_bprint_init(&buf, 0, AV_BPRINT_SIZE_AUTOMATIC);
672 av_bprintf(&buf, "%d%c%d", q.num, sep, q.den);
673 writer_print_string(wctx, key, buf.str, 0);
676 static void writer_print_time(WriterContext *wctx, const char *key,
677 int64_t ts, const AVRational *time_base, int is_duration)
681 if ((!is_duration && ts == AV_NOPTS_VALUE) || (is_duration && ts == 0)) {
682 writer_print_string(wctx, key, "N/A", PRINT_STRING_OPT);
684 double d = ts * av_q2d(*time_base);
685 struct unit_value uv;
687 uv.unit = unit_second_str;
688 value_string(buf, sizeof(buf), uv);
689 writer_print_string(wctx, key, buf, 0);
693 static void writer_print_ts(WriterContext *wctx, const char *key, int64_t ts, int is_duration)
695 if ((!is_duration && ts == AV_NOPTS_VALUE) || (is_duration && ts == 0)) {
696 writer_print_string(wctx, key, "N/A", PRINT_STRING_OPT);
698 writer_print_integer(wctx, key, ts);
702 static void writer_print_data(WriterContext *wctx, const char *name,
703 uint8_t *data, int size)
706 int offset = 0, l, i;
708 av_bprint_init(&bp, 0, AV_BPRINT_SIZE_UNLIMITED);
709 av_bprintf(&bp, "\n");
711 av_bprintf(&bp, "%08x: ", offset);
713 for (i = 0; i < l; i++) {
714 av_bprintf(&bp, "%02x", data[i]);
716 av_bprintf(&bp, " ");
718 av_bprint_chars(&bp, ' ', 41 - 2 * i - i / 2);
719 for (i = 0; i < l; i++)
720 av_bprint_chars(&bp, data[i] - 32U < 95 ? data[i] : '.', 1);
721 av_bprintf(&bp, "\n");
726 writer_print_string(wctx, name, bp.str, 0);
727 av_bprint_finalize(&bp, NULL);
730 static void writer_print_data_hash(WriterContext *wctx, const char *name,
731 uint8_t *data, int size)
733 char *p, buf[AV_HASH_MAX_SIZE * 2 + 64] = { 0 };
738 av_hash_update(hash, data, size);
739 snprintf(buf, sizeof(buf), "%s:", av_hash_get_name(hash));
740 p = buf + strlen(buf);
741 av_hash_final_hex(hash, p, buf + sizeof(buf) - p);
742 writer_print_string(wctx, name, buf, 0);
745 static void writer_print_integers(WriterContext *wctx, const char *name,
746 uint8_t *data, int size, const char *format,
747 int columns, int bytes, int offset_add)
750 int offset = 0, l, i;
752 av_bprint_init(&bp, 0, AV_BPRINT_SIZE_UNLIMITED);
753 av_bprintf(&bp, "\n");
755 av_bprintf(&bp, "%08x: ", offset);
756 l = FFMIN(size, columns);
757 for (i = 0; i < l; i++) {
758 if (bytes == 1) av_bprintf(&bp, format, *data);
759 else if (bytes == 2) av_bprintf(&bp, format, AV_RN16(data));
760 else if (bytes == 4) av_bprintf(&bp, format, AV_RN32(data));
764 av_bprintf(&bp, "\n");
765 offset += offset_add;
767 writer_print_string(wctx, name, bp.str, 0);
768 av_bprint_finalize(&bp, NULL);
771 #define MAX_REGISTERED_WRITERS_NB 64
773 static const Writer *registered_writers[MAX_REGISTERED_WRITERS_NB + 1];
775 static int writer_register(const Writer *writer)
777 static int next_registered_writer_idx = 0;
779 if (next_registered_writer_idx == MAX_REGISTERED_WRITERS_NB)
780 return AVERROR(ENOMEM);
782 registered_writers[next_registered_writer_idx++] = writer;
786 static const Writer *writer_get_by_name(const char *name)
790 for (i = 0; registered_writers[i]; i++)
791 if (!strcmp(registered_writers[i]->name, name))
792 return registered_writers[i];
800 #define DEFINE_WRITER_CLASS(name) \
801 static const char *name##_get_name(void *ctx) \
805 static const AVClass name##_class = { \
806 .class_name = #name, \
807 .item_name = name##_get_name, \
808 .option = name##_options \
813 typedef struct DefaultContext {
814 const AVClass *class;
816 int noprint_wrappers;
817 int nested_section[SECTION_MAX_NB_LEVELS];
821 #define OFFSET(x) offsetof(DefaultContext, x)
823 static const AVOption default_options[] = {
824 { "noprint_wrappers", "do not print headers and footers", OFFSET(noprint_wrappers), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
825 { "nw", "do not print headers and footers", OFFSET(noprint_wrappers), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
826 { "nokey", "force no key printing", OFFSET(nokey), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
827 { "nk", "force no key printing", OFFSET(nokey), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
831 DEFINE_WRITER_CLASS(default);
833 /* lame uppercasing routine, assumes the string is lower case ASCII */
834 static inline char *upcase_string(char *dst, size_t dst_size, const char *src)
837 for (i = 0; src[i] && i < dst_size-1; i++)
838 dst[i] = av_toupper(src[i]);
843 static void default_print_section_header(WriterContext *wctx)
845 DefaultContext *def = wctx->priv;
847 const struct section *section = wctx->section[wctx->level];
848 const struct section *parent_section = wctx->level ?
849 wctx->section[wctx->level-1] : NULL;
851 av_bprint_clear(&wctx->section_pbuf[wctx->level]);
852 if (parent_section &&
853 !(parent_section->flags & (SECTION_FLAG_IS_WRAPPER|SECTION_FLAG_IS_ARRAY))) {
854 def->nested_section[wctx->level] = 1;
855 av_bprintf(&wctx->section_pbuf[wctx->level], "%s%s:",
856 wctx->section_pbuf[wctx->level-1].str,
857 upcase_string(buf, sizeof(buf),
858 av_x_if_null(section->element_name, section->name)));
861 if (def->noprint_wrappers || def->nested_section[wctx->level])
864 if (!(section->flags & (SECTION_FLAG_IS_WRAPPER|SECTION_FLAG_IS_ARRAY)))
865 printf("[%s]\n", upcase_string(buf, sizeof(buf), section->name));
868 static void default_print_section_footer(WriterContext *wctx)
870 DefaultContext *def = wctx->priv;
871 const struct section *section = wctx->section[wctx->level];
874 if (def->noprint_wrappers || def->nested_section[wctx->level])
877 if (!(section->flags & (SECTION_FLAG_IS_WRAPPER|SECTION_FLAG_IS_ARRAY)))
878 printf("[/%s]\n", upcase_string(buf, sizeof(buf), section->name));
881 static void default_print_str(WriterContext *wctx, const char *key, const char *value)
883 DefaultContext *def = wctx->priv;
886 printf("%s%s=", wctx->section_pbuf[wctx->level].str, key);
887 printf("%s\n", value);
890 static void default_print_int(WriterContext *wctx, const char *key, long long int value)
892 DefaultContext *def = wctx->priv;
895 printf("%s%s=", wctx->section_pbuf[wctx->level].str, key);
896 printf("%lld\n", value);
899 static const Writer default_writer = {
901 .priv_size = sizeof(DefaultContext),
902 .print_section_header = default_print_section_header,
903 .print_section_footer = default_print_section_footer,
904 .print_integer = default_print_int,
905 .print_string = default_print_str,
906 .flags = WRITER_FLAG_DISPLAY_OPTIONAL_FIELDS,
907 .priv_class = &default_class,
913 * Apply C-language-like string escaping.
915 static const char *c_escape_str(AVBPrint *dst, const char *src, const char sep, void *log_ctx)
919 for (p = src; *p; p++) {
921 case '\b': av_bprintf(dst, "%s", "\\b"); break;
922 case '\f': av_bprintf(dst, "%s", "\\f"); break;
923 case '\n': av_bprintf(dst, "%s", "\\n"); break;
924 case '\r': av_bprintf(dst, "%s", "\\r"); break;
925 case '\\': av_bprintf(dst, "%s", "\\\\"); break;
928 av_bprint_chars(dst, '\\', 1);
929 av_bprint_chars(dst, *p, 1);
936 * Quote fields containing special characters, check RFC4180.
938 static const char *csv_escape_str(AVBPrint *dst, const char *src, const char sep, void *log_ctx)
940 char meta_chars[] = { sep, '"', '\n', '\r', '\0' };
941 int needs_quoting = !!src[strcspn(src, meta_chars)];
944 av_bprint_chars(dst, '"', 1);
946 for (; *src; src++) {
948 av_bprint_chars(dst, '"', 1);
949 av_bprint_chars(dst, *src, 1);
952 av_bprint_chars(dst, '"', 1);
956 static const char *none_escape_str(AVBPrint *dst, const char *src, const char sep, void *log_ctx)
961 typedef struct CompactContext {
962 const AVClass *class;
967 char *escape_mode_str;
968 const char * (*escape_str)(AVBPrint *dst, const char *src, const char sep, void *log_ctx);
969 int nested_section[SECTION_MAX_NB_LEVELS];
970 int has_nested_elems[SECTION_MAX_NB_LEVELS];
971 int terminate_line[SECTION_MAX_NB_LEVELS];
975 #define OFFSET(x) offsetof(CompactContext, x)
977 static const AVOption compact_options[]= {
978 {"item_sep", "set item separator", OFFSET(item_sep_str), AV_OPT_TYPE_STRING, {.str="|"}, CHAR_MIN, CHAR_MAX },
979 {"s", "set item separator", OFFSET(item_sep_str), AV_OPT_TYPE_STRING, {.str="|"}, CHAR_MIN, CHAR_MAX },
980 {"nokey", "force no key printing", OFFSET(nokey), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
981 {"nk", "force no key printing", OFFSET(nokey), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
982 {"escape", "set escape mode", OFFSET(escape_mode_str), AV_OPT_TYPE_STRING, {.str="c"}, CHAR_MIN, CHAR_MAX },
983 {"e", "set escape mode", OFFSET(escape_mode_str), AV_OPT_TYPE_STRING, {.str="c"}, CHAR_MIN, CHAR_MAX },
984 {"print_section", "print section name", OFFSET(print_section), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
985 {"p", "print section name", OFFSET(print_section), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
989 DEFINE_WRITER_CLASS(compact);
991 static av_cold int compact_init(WriterContext *wctx)
993 CompactContext *compact = wctx->priv;
995 if (strlen(compact->item_sep_str) != 1) {
996 av_log(wctx, AV_LOG_ERROR, "Item separator '%s' specified, but must contain a single character\n",
997 compact->item_sep_str);
998 return AVERROR(EINVAL);
1000 compact->item_sep = compact->item_sep_str[0];
1002 if (!strcmp(compact->escape_mode_str, "none")) compact->escape_str = none_escape_str;
1003 else if (!strcmp(compact->escape_mode_str, "c" )) compact->escape_str = c_escape_str;
1004 else if (!strcmp(compact->escape_mode_str, "csv" )) compact->escape_str = csv_escape_str;
1006 av_log(wctx, AV_LOG_ERROR, "Unknown escape mode '%s'\n", compact->escape_mode_str);
1007 return AVERROR(EINVAL);
1013 static void compact_print_section_header(WriterContext *wctx)
1015 CompactContext *compact = wctx->priv;
1016 const struct section *section = wctx->section[wctx->level];
1017 const struct section *parent_section = wctx->level ?
1018 wctx->section[wctx->level-1] : NULL;
1019 compact->terminate_line[wctx->level] = 1;
1020 compact->has_nested_elems[wctx->level] = 0;
1022 av_bprint_clear(&wctx->section_pbuf[wctx->level]);
1023 if (!(section->flags & SECTION_FLAG_IS_ARRAY) && parent_section &&
1024 !(parent_section->flags & (SECTION_FLAG_IS_WRAPPER|SECTION_FLAG_IS_ARRAY))) {
1025 compact->nested_section[wctx->level] = 1;
1026 compact->has_nested_elems[wctx->level-1] = 1;
1027 av_bprintf(&wctx->section_pbuf[wctx->level], "%s%s:",
1028 wctx->section_pbuf[wctx->level-1].str,
1029 (char *)av_x_if_null(section->element_name, section->name));
1030 wctx->nb_item[wctx->level] = wctx->nb_item[wctx->level-1];
1032 if (parent_section && compact->has_nested_elems[wctx->level-1] &&
1033 (section->flags & SECTION_FLAG_IS_ARRAY)) {
1034 compact->terminate_line[wctx->level-1] = 0;
1037 if (compact->print_section &&
1038 !(section->flags & (SECTION_FLAG_IS_WRAPPER|SECTION_FLAG_IS_ARRAY)))
1039 printf("%s%c", section->name, compact->item_sep);
1043 static void compact_print_section_footer(WriterContext *wctx)
1045 CompactContext *compact = wctx->priv;
1047 if (!compact->nested_section[wctx->level] &&
1048 compact->terminate_line[wctx->level] &&
1049 !(wctx->section[wctx->level]->flags & (SECTION_FLAG_IS_WRAPPER|SECTION_FLAG_IS_ARRAY)))
1053 static void compact_print_str(WriterContext *wctx, const char *key, const char *value)
1055 CompactContext *compact = wctx->priv;
1058 if (wctx->nb_item[wctx->level]) printf("%c", compact->item_sep);
1059 if (!compact->nokey)
1060 printf("%s%s=", wctx->section_pbuf[wctx->level].str, key);
1061 av_bprint_init(&buf, 1, AV_BPRINT_SIZE_UNLIMITED);
1062 printf("%s", compact->escape_str(&buf, value, compact->item_sep, wctx));
1063 av_bprint_finalize(&buf, NULL);
1066 static void compact_print_int(WriterContext *wctx, const char *key, long long int value)
1068 CompactContext *compact = wctx->priv;
1070 if (wctx->nb_item[wctx->level]) printf("%c", compact->item_sep);
1071 if (!compact->nokey)
1072 printf("%s%s=", wctx->section_pbuf[wctx->level].str, key);
1073 printf("%lld", value);
1076 static const Writer compact_writer = {
1078 .priv_size = sizeof(CompactContext),
1079 .init = compact_init,
1080 .print_section_header = compact_print_section_header,
1081 .print_section_footer = compact_print_section_footer,
1082 .print_integer = compact_print_int,
1083 .print_string = compact_print_str,
1084 .flags = WRITER_FLAG_DISPLAY_OPTIONAL_FIELDS,
1085 .priv_class = &compact_class,
1091 #define OFFSET(x) offsetof(CompactContext, x)
1093 static const AVOption csv_options[] = {
1094 {"item_sep", "set item separator", OFFSET(item_sep_str), AV_OPT_TYPE_STRING, {.str=","}, CHAR_MIN, CHAR_MAX },
1095 {"s", "set item separator", OFFSET(item_sep_str), AV_OPT_TYPE_STRING, {.str=","}, CHAR_MIN, CHAR_MAX },
1096 {"nokey", "force no key printing", OFFSET(nokey), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1097 {"nk", "force no key printing", OFFSET(nokey), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1098 {"escape", "set escape mode", OFFSET(escape_mode_str), AV_OPT_TYPE_STRING, {.str="csv"}, CHAR_MIN, CHAR_MAX },
1099 {"e", "set escape mode", OFFSET(escape_mode_str), AV_OPT_TYPE_STRING, {.str="csv"}, CHAR_MIN, CHAR_MAX },
1100 {"print_section", "print section name", OFFSET(print_section), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1101 {"p", "print section name", OFFSET(print_section), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1105 DEFINE_WRITER_CLASS(csv);
1107 static const Writer csv_writer = {
1109 .priv_size = sizeof(CompactContext),
1110 .init = compact_init,
1111 .print_section_header = compact_print_section_header,
1112 .print_section_footer = compact_print_section_footer,
1113 .print_integer = compact_print_int,
1114 .print_string = compact_print_str,
1115 .flags = WRITER_FLAG_DISPLAY_OPTIONAL_FIELDS,
1116 .priv_class = &csv_class,
1121 typedef struct FlatContext {
1122 const AVClass *class;
1123 const char *sep_str;
1129 #define OFFSET(x) offsetof(FlatContext, x)
1131 static const AVOption flat_options[]= {
1132 {"sep_char", "set separator", OFFSET(sep_str), AV_OPT_TYPE_STRING, {.str="."}, CHAR_MIN, CHAR_MAX },
1133 {"s", "set separator", OFFSET(sep_str), AV_OPT_TYPE_STRING, {.str="."}, CHAR_MIN, CHAR_MAX },
1134 {"hierarchical", "specify if the section specification should be hierarchical", OFFSET(hierarchical), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1135 {"h", "specify if the section specification should be hierarchical", OFFSET(hierarchical), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1139 DEFINE_WRITER_CLASS(flat);
1141 static av_cold int flat_init(WriterContext *wctx)
1143 FlatContext *flat = wctx->priv;
1145 if (strlen(flat->sep_str) != 1) {
1146 av_log(wctx, AV_LOG_ERROR, "Item separator '%s' specified, but must contain a single character\n",
1148 return AVERROR(EINVAL);
1150 flat->sep = flat->sep_str[0];
1155 static const char *flat_escape_key_str(AVBPrint *dst, const char *src, const char sep)
1159 for (p = src; *p; p++) {
1160 if (!((*p >= '0' && *p <= '9') ||
1161 (*p >= 'a' && *p <= 'z') ||
1162 (*p >= 'A' && *p <= 'Z')))
1163 av_bprint_chars(dst, '_', 1);
1165 av_bprint_chars(dst, *p, 1);
1170 static const char *flat_escape_value_str(AVBPrint *dst, const char *src)
1174 for (p = src; *p; p++) {
1176 case '\n': av_bprintf(dst, "%s", "\\n"); break;
1177 case '\r': av_bprintf(dst, "%s", "\\r"); break;
1178 case '\\': av_bprintf(dst, "%s", "\\\\"); break;
1179 case '"': av_bprintf(dst, "%s", "\\\""); break;
1180 case '`': av_bprintf(dst, "%s", "\\`"); break;
1181 case '$': av_bprintf(dst, "%s", "\\$"); break;
1182 default: av_bprint_chars(dst, *p, 1); break;
1188 static void flat_print_section_header(WriterContext *wctx)
1190 FlatContext *flat = wctx->priv;
1191 AVBPrint *buf = &wctx->section_pbuf[wctx->level];
1192 const struct section *section = wctx->section[wctx->level];
1193 const struct section *parent_section = wctx->level ?
1194 wctx->section[wctx->level-1] : NULL;
1196 /* build section header */
1197 av_bprint_clear(buf);
1198 if (!parent_section)
1200 av_bprintf(buf, "%s", wctx->section_pbuf[wctx->level-1].str);
1202 if (flat->hierarchical ||
1203 !(section->flags & (SECTION_FLAG_IS_ARRAY|SECTION_FLAG_IS_WRAPPER))) {
1204 av_bprintf(buf, "%s%s", wctx->section[wctx->level]->name, flat->sep_str);
1206 if (parent_section->flags & SECTION_FLAG_IS_ARRAY) {
1207 int n = parent_section->id == SECTION_ID_PACKETS_AND_FRAMES ?
1208 wctx->nb_section_packet_frame : wctx->nb_item[wctx->level-1];
1209 av_bprintf(buf, "%d%s", n, flat->sep_str);
1214 static void flat_print_int(WriterContext *wctx, const char *key, long long int value)
1216 printf("%s%s=%lld\n", wctx->section_pbuf[wctx->level].str, key, value);
1219 static void flat_print_str(WriterContext *wctx, const char *key, const char *value)
1221 FlatContext *flat = wctx->priv;
1224 printf("%s", wctx->section_pbuf[wctx->level].str);
1225 av_bprint_init(&buf, 1, AV_BPRINT_SIZE_UNLIMITED);
1226 printf("%s=", flat_escape_key_str(&buf, key, flat->sep));
1227 av_bprint_clear(&buf);
1228 printf("\"%s\"\n", flat_escape_value_str(&buf, value));
1229 av_bprint_finalize(&buf, NULL);
1232 static const Writer flat_writer = {
1234 .priv_size = sizeof(FlatContext),
1236 .print_section_header = flat_print_section_header,
1237 .print_integer = flat_print_int,
1238 .print_string = flat_print_str,
1239 .flags = WRITER_FLAG_DISPLAY_OPTIONAL_FIELDS|WRITER_FLAG_PUT_PACKETS_AND_FRAMES_IN_SAME_CHAPTER,
1240 .priv_class = &flat_class,
1243 /* INI format output */
1245 typedef struct INIContext {
1246 const AVClass *class;
1251 #define OFFSET(x) offsetof(INIContext, x)
1253 static const AVOption ini_options[] = {
1254 {"hierarchical", "specify if the section specification should be hierarchical", OFFSET(hierarchical), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1255 {"h", "specify if the section specification should be hierarchical", OFFSET(hierarchical), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1259 DEFINE_WRITER_CLASS(ini);
1261 static char *ini_escape_str(AVBPrint *dst, const char *src)
1266 while (c = src[i++]) {
1268 case '\b': av_bprintf(dst, "%s", "\\b"); break;
1269 case '\f': av_bprintf(dst, "%s", "\\f"); break;
1270 case '\n': av_bprintf(dst, "%s", "\\n"); break;
1271 case '\r': av_bprintf(dst, "%s", "\\r"); break;
1272 case '\t': av_bprintf(dst, "%s", "\\t"); break;
1276 case ':' : av_bprint_chars(dst, '\\', 1);
1278 if ((unsigned char)c < 32)
1279 av_bprintf(dst, "\\x00%02x", c & 0xff);
1281 av_bprint_chars(dst, c, 1);
1288 static void ini_print_section_header(WriterContext *wctx)
1290 INIContext *ini = wctx->priv;
1291 AVBPrint *buf = &wctx->section_pbuf[wctx->level];
1292 const struct section *section = wctx->section[wctx->level];
1293 const struct section *parent_section = wctx->level ?
1294 wctx->section[wctx->level-1] : NULL;
1296 av_bprint_clear(buf);
1297 if (!parent_section) {
1298 printf("# ffprobe output\n\n");
1302 if (wctx->nb_item[wctx->level-1])
1305 av_bprintf(buf, "%s", wctx->section_pbuf[wctx->level-1].str);
1306 if (ini->hierarchical ||
1307 !(section->flags & (SECTION_FLAG_IS_ARRAY|SECTION_FLAG_IS_WRAPPER))) {
1308 av_bprintf(buf, "%s%s", buf->str[0] ? "." : "", wctx->section[wctx->level]->name);
1310 if (parent_section->flags & SECTION_FLAG_IS_ARRAY) {
1311 int n = parent_section->id == SECTION_ID_PACKETS_AND_FRAMES ?
1312 wctx->nb_section_packet_frame : wctx->nb_item[wctx->level-1];
1313 av_bprintf(buf, ".%d", n);
1317 if (!(section->flags & (SECTION_FLAG_IS_ARRAY|SECTION_FLAG_IS_WRAPPER)))
1318 printf("[%s]\n", buf->str);
1321 static void ini_print_str(WriterContext *wctx, const char *key, const char *value)
1325 av_bprint_init(&buf, 1, AV_BPRINT_SIZE_UNLIMITED);
1326 printf("%s=", ini_escape_str(&buf, key));
1327 av_bprint_clear(&buf);
1328 printf("%s\n", ini_escape_str(&buf, value));
1329 av_bprint_finalize(&buf, NULL);
1332 static void ini_print_int(WriterContext *wctx, const char *key, long long int value)
1334 printf("%s=%lld\n", key, value);
1337 static const Writer ini_writer = {
1339 .priv_size = sizeof(INIContext),
1340 .print_section_header = ini_print_section_header,
1341 .print_integer = ini_print_int,
1342 .print_string = ini_print_str,
1343 .flags = WRITER_FLAG_DISPLAY_OPTIONAL_FIELDS|WRITER_FLAG_PUT_PACKETS_AND_FRAMES_IN_SAME_CHAPTER,
1344 .priv_class = &ini_class,
1349 typedef struct JSONContext {
1350 const AVClass *class;
1353 const char *item_sep, *item_start_end;
1357 #define OFFSET(x) offsetof(JSONContext, x)
1359 static const AVOption json_options[]= {
1360 { "compact", "enable compact output", OFFSET(compact), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
1361 { "c", "enable compact output", OFFSET(compact), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
1365 DEFINE_WRITER_CLASS(json);
1367 static av_cold int json_init(WriterContext *wctx)
1369 JSONContext *json = wctx->priv;
1371 json->item_sep = json->compact ? ", " : ",\n";
1372 json->item_start_end = json->compact ? " " : "\n";
1377 static const char *json_escape_str(AVBPrint *dst, const char *src, void *log_ctx)
1379 static const char json_escape[] = {'"', '\\', '\b', '\f', '\n', '\r', '\t', 0};
1380 static const char json_subst[] = {'"', '\\', 'b', 'f', 'n', 'r', 't', 0};
1383 for (p = src; *p; p++) {
1384 char *s = strchr(json_escape, *p);
1386 av_bprint_chars(dst, '\\', 1);
1387 av_bprint_chars(dst, json_subst[s - json_escape], 1);
1388 } else if ((unsigned char)*p < 32) {
1389 av_bprintf(dst, "\\u00%02x", *p & 0xff);
1391 av_bprint_chars(dst, *p, 1);
1397 #define JSON_INDENT() printf("%*c", json->indent_level * 4, ' ')
1399 static void json_print_section_header(WriterContext *wctx)
1401 JSONContext *json = wctx->priv;
1403 const struct section *section = wctx->section[wctx->level];
1404 const struct section *parent_section = wctx->level ?
1405 wctx->section[wctx->level-1] : NULL;
1407 if (wctx->level && wctx->nb_item[wctx->level-1])
1410 if (section->flags & SECTION_FLAG_IS_WRAPPER) {
1412 json->indent_level++;
1414 av_bprint_init(&buf, 1, AV_BPRINT_SIZE_UNLIMITED);
1415 json_escape_str(&buf, section->name, wctx);
1418 json->indent_level++;
1419 if (section->flags & SECTION_FLAG_IS_ARRAY) {
1420 printf("\"%s\": [\n", buf.str);
1421 } else if (parent_section && !(parent_section->flags & SECTION_FLAG_IS_ARRAY)) {
1422 printf("\"%s\": {%s", buf.str, json->item_start_end);
1424 printf("{%s", json->item_start_end);
1426 /* this is required so the parser can distinguish between packets and frames */
1427 if (parent_section && parent_section->id == SECTION_ID_PACKETS_AND_FRAMES) {
1430 printf("\"type\": \"%s\"%s", section->name, json->item_sep);
1433 av_bprint_finalize(&buf, NULL);
1437 static void json_print_section_footer(WriterContext *wctx)
1439 JSONContext *json = wctx->priv;
1440 const struct section *section = wctx->section[wctx->level];
1442 if (wctx->level == 0) {
1443 json->indent_level--;
1445 } else if (section->flags & SECTION_FLAG_IS_ARRAY) {
1447 json->indent_level--;
1451 printf("%s", json->item_start_end);
1452 json->indent_level--;
1459 static inline void json_print_item_str(WriterContext *wctx,
1460 const char *key, const char *value)
1464 av_bprint_init(&buf, 1, AV_BPRINT_SIZE_UNLIMITED);
1465 printf("\"%s\":", json_escape_str(&buf, key, wctx));
1466 av_bprint_clear(&buf);
1467 printf(" \"%s\"", json_escape_str(&buf, value, wctx));
1468 av_bprint_finalize(&buf, NULL);
1471 static void json_print_str(WriterContext *wctx, const char *key, const char *value)
1473 JSONContext *json = wctx->priv;
1475 if (wctx->nb_item[wctx->level])
1476 printf("%s", json->item_sep);
1479 json_print_item_str(wctx, key, value);
1482 static void json_print_int(WriterContext *wctx, const char *key, long long int value)
1484 JSONContext *json = wctx->priv;
1487 if (wctx->nb_item[wctx->level])
1488 printf("%s", json->item_sep);
1492 av_bprint_init(&buf, 1, AV_BPRINT_SIZE_UNLIMITED);
1493 printf("\"%s\": %lld", json_escape_str(&buf, key, wctx), value);
1494 av_bprint_finalize(&buf, NULL);
1497 static const Writer json_writer = {
1499 .priv_size = sizeof(JSONContext),
1501 .print_section_header = json_print_section_header,
1502 .print_section_footer = json_print_section_footer,
1503 .print_integer = json_print_int,
1504 .print_string = json_print_str,
1505 .flags = WRITER_FLAG_PUT_PACKETS_AND_FRAMES_IN_SAME_CHAPTER,
1506 .priv_class = &json_class,
1511 typedef struct XMLContext {
1512 const AVClass *class;
1515 int fully_qualified;
1520 #define OFFSET(x) offsetof(XMLContext, x)
1522 static const AVOption xml_options[] = {
1523 {"fully_qualified", "specify if the output should be fully qualified", OFFSET(fully_qualified), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
1524 {"q", "specify if the output should be fully qualified", OFFSET(fully_qualified), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
1525 {"xsd_strict", "ensure that the output is XSD compliant", OFFSET(xsd_strict), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
1526 {"x", "ensure that the output is XSD compliant", OFFSET(xsd_strict), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
1530 DEFINE_WRITER_CLASS(xml);
1532 static av_cold int xml_init(WriterContext *wctx)
1534 XMLContext *xml = wctx->priv;
1536 if (xml->xsd_strict) {
1537 xml->fully_qualified = 1;
1538 #define CHECK_COMPLIANCE(opt, opt_name) \
1540 av_log(wctx, AV_LOG_ERROR, \
1541 "XSD-compliant output selected but option '%s' was selected, XML output may be non-compliant.\n" \
1542 "You need to disable such option with '-no%s'\n", opt_name, opt_name); \
1543 return AVERROR(EINVAL); \
1545 CHECK_COMPLIANCE(show_private_data, "private");
1546 CHECK_COMPLIANCE(show_value_unit, "unit");
1547 CHECK_COMPLIANCE(use_value_prefix, "prefix");
1549 if (do_show_frames && do_show_packets) {
1550 av_log(wctx, AV_LOG_ERROR,
1551 "Interleaved frames and packets are not allowed in XSD. "
1552 "Select only one between the -show_frames and the -show_packets options.\n");
1553 return AVERROR(EINVAL);
1560 static const char *xml_escape_str(AVBPrint *dst, const char *src, void *log_ctx)
1564 for (p = src; *p; p++) {
1566 case '&' : av_bprintf(dst, "%s", "&"); break;
1567 case '<' : av_bprintf(dst, "%s", "<"); break;
1568 case '>' : av_bprintf(dst, "%s", ">"); break;
1569 case '"' : av_bprintf(dst, "%s", """); break;
1570 case '\'': av_bprintf(dst, "%s", "'"); break;
1571 default: av_bprint_chars(dst, *p, 1);
1578 #define XML_INDENT() printf("%*c", xml->indent_level * 4, ' ')
1580 static void xml_print_section_header(WriterContext *wctx)
1582 XMLContext *xml = wctx->priv;
1583 const struct section *section = wctx->section[wctx->level];
1584 const struct section *parent_section = wctx->level ?
1585 wctx->section[wctx->level-1] : NULL;
1587 if (wctx->level == 0) {
1588 const char *qual = " xmlns:xsi='http://www.w3.org/2001/XMLSchema-instance' "
1589 "xmlns:ffprobe='http://www.ffmpeg.org/schema/ffprobe' "
1590 "xsi:schemaLocation='http://www.ffmpeg.org/schema/ffprobe ffprobe.xsd'";
1592 printf("<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n");
1593 printf("<%sffprobe%s>\n",
1594 xml->fully_qualified ? "ffprobe:" : "",
1595 xml->fully_qualified ? qual : "");
1599 if (xml->within_tag) {
1600 xml->within_tag = 0;
1603 if (section->flags & SECTION_FLAG_HAS_VARIABLE_FIELDS) {
1604 xml->indent_level++;
1606 if (parent_section && (parent_section->flags & SECTION_FLAG_IS_WRAPPER) &&
1607 wctx->level && wctx->nb_item[wctx->level-1])
1609 xml->indent_level++;
1611 if (section->flags & SECTION_FLAG_IS_ARRAY) {
1612 XML_INDENT(); printf("<%s>\n", section->name);
1614 XML_INDENT(); printf("<%s ", section->name);
1615 xml->within_tag = 1;
1620 static void xml_print_section_footer(WriterContext *wctx)
1622 XMLContext *xml = wctx->priv;
1623 const struct section *section = wctx->section[wctx->level];
1625 if (wctx->level == 0) {
1626 printf("</%sffprobe>\n", xml->fully_qualified ? "ffprobe:" : "");
1627 } else if (xml->within_tag) {
1628 xml->within_tag = 0;
1630 xml->indent_level--;
1631 } else if (section->flags & SECTION_FLAG_HAS_VARIABLE_FIELDS) {
1632 xml->indent_level--;
1634 XML_INDENT(); printf("</%s>\n", section->name);
1635 xml->indent_level--;
1639 static void xml_print_str(WriterContext *wctx, const char *key, const char *value)
1642 XMLContext *xml = wctx->priv;
1643 const struct section *section = wctx->section[wctx->level];
1645 av_bprint_init(&buf, 1, AV_BPRINT_SIZE_UNLIMITED);
1647 if (section->flags & SECTION_FLAG_HAS_VARIABLE_FIELDS) {
1649 printf("<%s key=\"%s\"",
1650 section->element_name, xml_escape_str(&buf, key, wctx));
1651 av_bprint_clear(&buf);
1652 printf(" value=\"%s\"/>\n", xml_escape_str(&buf, value, wctx));
1654 if (wctx->nb_item[wctx->level])
1656 printf("%s=\"%s\"", key, xml_escape_str(&buf, value, wctx));
1659 av_bprint_finalize(&buf, NULL);
1662 static void xml_print_int(WriterContext *wctx, const char *key, long long int value)
1664 if (wctx->nb_item[wctx->level])
1666 printf("%s=\"%lld\"", key, value);
1669 static Writer xml_writer = {
1671 .priv_size = sizeof(XMLContext),
1673 .print_section_header = xml_print_section_header,
1674 .print_section_footer = xml_print_section_footer,
1675 .print_integer = xml_print_int,
1676 .print_string = xml_print_str,
1677 .flags = WRITER_FLAG_PUT_PACKETS_AND_FRAMES_IN_SAME_CHAPTER,
1678 .priv_class = &xml_class,
1681 static void writer_register_all(void)
1683 static int initialized;
1689 writer_register(&default_writer);
1690 writer_register(&compact_writer);
1691 writer_register(&csv_writer);
1692 writer_register(&flat_writer);
1693 writer_register(&ini_writer);
1694 writer_register(&json_writer);
1695 writer_register(&xml_writer);
1698 #define print_fmt(k, f, ...) do { \
1699 av_bprint_clear(&pbuf); \
1700 av_bprintf(&pbuf, f, __VA_ARGS__); \
1701 writer_print_string(w, k, pbuf.str, 0); \
1704 #define print_int(k, v) writer_print_integer(w, k, v)
1705 #define print_q(k, v, s) writer_print_rational(w, k, v, s)
1706 #define print_str(k, v) writer_print_string(w, k, v, 0)
1707 #define print_str_opt(k, v) writer_print_string(w, k, v, PRINT_STRING_OPT)
1708 #define print_str_validate(k, v) writer_print_string(w, k, v, PRINT_STRING_VALIDATE)
1709 #define print_time(k, v, tb) writer_print_time(w, k, v, tb, 0)
1710 #define print_ts(k, v) writer_print_ts(w, k, v, 0)
1711 #define print_duration_time(k, v, tb) writer_print_time(w, k, v, tb, 1)
1712 #define print_duration_ts(k, v) writer_print_ts(w, k, v, 1)
1713 #define print_val(k, v, u) do { \
1714 struct unit_value uv; \
1717 writer_print_string(w, k, value_string(val_str, sizeof(val_str), uv), 0); \
1720 #define print_section_header(s) writer_print_section_header(w, s)
1721 #define print_section_footer(s) writer_print_section_footer(w, s)
1723 #define REALLOCZ_ARRAY_STREAM(ptr, cur_n, new_n) \
1725 ret = av_reallocp_array(&(ptr), (new_n), sizeof(*(ptr))); \
1728 memset( (ptr) + (cur_n), 0, ((new_n) - (cur_n)) * sizeof(*(ptr)) ); \
1731 static inline int show_tags(WriterContext *w, AVDictionary *tags, int section_id)
1733 AVDictionaryEntry *tag = NULL;
1738 writer_print_section_header(w, section_id);
1740 while ((tag = av_dict_get(tags, "", tag, AV_DICT_IGNORE_SUFFIX))) {
1741 if ((ret = print_str_validate(tag->key, tag->value)) < 0)
1744 writer_print_section_footer(w);
1749 static void show_packet(WriterContext *w, AVFormatContext *fmt_ctx, AVPacket *pkt, int packet_idx)
1752 AVStream *st = fmt_ctx->streams[pkt->stream_index];
1756 av_bprint_init(&pbuf, 1, AV_BPRINT_SIZE_UNLIMITED);
1758 writer_print_section_header(w, SECTION_ID_PACKET);
1760 s = av_get_media_type_string(st->codec->codec_type);
1761 if (s) print_str ("codec_type", s);
1762 else print_str_opt("codec_type", "unknown");
1763 print_int("stream_index", pkt->stream_index);
1764 print_ts ("pts", pkt->pts);
1765 print_time("pts_time", pkt->pts, &st->time_base);
1766 print_ts ("dts", pkt->dts);
1767 print_time("dts_time", pkt->dts, &st->time_base);
1768 print_duration_ts("duration", pkt->duration);
1769 print_duration_time("duration_time", pkt->duration, &st->time_base);
1770 print_duration_ts("convergence_duration", pkt->convergence_duration);
1771 print_duration_time("convergence_duration_time", pkt->convergence_duration, &st->time_base);
1772 print_val("size", pkt->size, unit_byte_str);
1773 if (pkt->pos != -1) print_fmt ("pos", "%"PRId64, pkt->pos);
1774 else print_str_opt("pos", "N/A");
1775 print_fmt("flags", "%c", pkt->flags & AV_PKT_FLAG_KEY ? 'K' : '_');
1777 if (pkt->side_data_elems) {
1780 const uint8_t *side_metadata;
1782 side_metadata = av_packet_get_side_data(pkt, AV_PKT_DATA_STRINGS_METADATA, &size);
1783 if (side_metadata && size && do_show_packet_tags) {
1784 AVDictionary *dict = NULL;
1785 if (av_packet_unpack_dictionary(side_metadata, size, &dict) >= 0)
1786 show_tags(w, dict, SECTION_ID_PACKET_TAGS);
1787 av_dict_free(&dict);
1789 writer_print_section_header(w, SECTION_ID_PACKET_SIDE_DATA_LIST);
1790 for (i = 0; i < pkt->side_data_elems; i++) {
1791 AVPacketSideData *sd = &pkt->side_data[i];
1792 const char *name = av_packet_side_data_name(sd->type);
1793 writer_print_section_header(w, SECTION_ID_PACKET_SIDE_DATA);
1794 print_str("side_data_type", name ? name : "unknown");
1795 print_int("side_data_size", sd->size);
1796 if (sd->type == AV_PKT_DATA_DISPLAYMATRIX && sd->size >= 9*4) {
1797 writer_print_integers(w, "displaymatrix", sd->data, 9, " %11d", 3, 4, 1);
1798 print_int("rotation", av_display_rotation_get((int32_t *)sd->data));
1800 writer_print_section_footer(w);
1802 writer_print_section_footer(w);
1806 writer_print_data(w, "data", pkt->data, pkt->size);
1807 writer_print_data_hash(w, "data_hash", pkt->data, pkt->size);
1808 writer_print_section_footer(w);
1810 av_bprint_finalize(&pbuf, NULL);
1814 static void show_subtitle(WriterContext *w, AVSubtitle *sub, AVStream *stream,
1815 AVFormatContext *fmt_ctx)
1819 av_bprint_init(&pbuf, 1, AV_BPRINT_SIZE_UNLIMITED);
1821 writer_print_section_header(w, SECTION_ID_SUBTITLE);
1823 print_str ("media_type", "subtitle");
1824 print_ts ("pts", sub->pts);
1825 print_time("pts_time", sub->pts, &AV_TIME_BASE_Q);
1826 print_int ("format", sub->format);
1827 print_int ("start_display_time", sub->start_display_time);
1828 print_int ("end_display_time", sub->end_display_time);
1829 print_int ("num_rects", sub->num_rects);
1831 writer_print_section_footer(w);
1833 av_bprint_finalize(&pbuf, NULL);
1837 static void show_frame(WriterContext *w, AVFrame *frame, AVStream *stream,
1838 AVFormatContext *fmt_ctx)
1845 av_bprint_init(&pbuf, 1, AV_BPRINT_SIZE_UNLIMITED);
1847 writer_print_section_header(w, SECTION_ID_FRAME);
1849 s = av_get_media_type_string(stream->codec->codec_type);
1850 if (s) print_str ("media_type", s);
1851 else print_str_opt("media_type", "unknown");
1852 print_int("stream_index", stream->index);
1853 print_int("key_frame", frame->key_frame);
1854 print_ts ("pkt_pts", frame->pkt_pts);
1855 print_time("pkt_pts_time", frame->pkt_pts, &stream->time_base);
1856 print_ts ("pkt_dts", frame->pkt_dts);
1857 print_time("pkt_dts_time", frame->pkt_dts, &stream->time_base);
1858 print_ts ("best_effort_timestamp", av_frame_get_best_effort_timestamp(frame));
1859 print_time("best_effort_timestamp_time", av_frame_get_best_effort_timestamp(frame), &stream->time_base);
1860 print_duration_ts ("pkt_duration", av_frame_get_pkt_duration(frame));
1861 print_duration_time("pkt_duration_time", av_frame_get_pkt_duration(frame), &stream->time_base);
1862 if (av_frame_get_pkt_pos (frame) != -1) print_fmt ("pkt_pos", "%"PRId64, av_frame_get_pkt_pos(frame));
1863 else print_str_opt("pkt_pos", "N/A");
1864 if (av_frame_get_pkt_size(frame) != -1) print_val ("pkt_size", av_frame_get_pkt_size(frame), unit_byte_str);
1865 else print_str_opt("pkt_size", "N/A");
1867 switch (stream->codec->codec_type) {
1870 case AVMEDIA_TYPE_VIDEO:
1871 print_int("width", frame->width);
1872 print_int("height", frame->height);
1873 s = av_get_pix_fmt_name(frame->format);
1874 if (s) print_str ("pix_fmt", s);
1875 else print_str_opt("pix_fmt", "unknown");
1876 sar = av_guess_sample_aspect_ratio(fmt_ctx, stream, frame);
1878 print_q("sample_aspect_ratio", sar, ':');
1880 print_str_opt("sample_aspect_ratio", "N/A");
1882 print_fmt("pict_type", "%c", av_get_picture_type_char(frame->pict_type));
1883 print_int("coded_picture_number", frame->coded_picture_number);
1884 print_int("display_picture_number", frame->display_picture_number);
1885 print_int("interlaced_frame", frame->interlaced_frame);
1886 print_int("top_field_first", frame->top_field_first);
1887 print_int("repeat_pict", frame->repeat_pict);
1890 case AVMEDIA_TYPE_AUDIO:
1891 s = av_get_sample_fmt_name(frame->format);
1892 if (s) print_str ("sample_fmt", s);
1893 else print_str_opt("sample_fmt", "unknown");
1894 print_int("nb_samples", frame->nb_samples);
1895 print_int("channels", av_frame_get_channels(frame));
1896 if (av_frame_get_channel_layout(frame)) {
1897 av_bprint_clear(&pbuf);
1898 av_bprint_channel_layout(&pbuf, av_frame_get_channels(frame),
1899 av_frame_get_channel_layout(frame));
1900 print_str ("channel_layout", pbuf.str);
1902 print_str_opt("channel_layout", "unknown");
1905 if (do_show_frame_tags)
1906 show_tags(w, av_frame_get_metadata(frame), SECTION_ID_FRAME_TAGS);
1907 if (frame->nb_side_data) {
1908 writer_print_section_header(w, SECTION_ID_FRAME_SIDE_DATA_LIST);
1909 for (i = 0; i < frame->nb_side_data; i++) {
1910 AVFrameSideData *sd = frame->side_data[i];
1913 writer_print_section_header(w, SECTION_ID_FRAME_SIDE_DATA);
1914 name = av_frame_side_data_name(sd->type);
1915 print_str("side_data_type", name ? name : "unknown");
1916 print_int("side_data_size", sd->size);
1917 if (sd->type == AV_FRAME_DATA_DISPLAYMATRIX && sd->size >= 9*4) {
1918 writer_print_integers(w, "displaymatrix", sd->data, 9, " %11d", 3, 4, 1);
1919 print_int("rotation", av_display_rotation_get((int32_t *)sd->data));
1921 writer_print_section_footer(w);
1923 writer_print_section_footer(w);
1926 writer_print_section_footer(w);
1928 av_bprint_finalize(&pbuf, NULL);
1932 static av_always_inline int process_frame(WriterContext *w,
1933 AVFormatContext *fmt_ctx,
1934 AVFrame *frame, AVPacket *pkt)
1936 AVCodecContext *dec_ctx = fmt_ctx->streams[pkt->stream_index]->codec;
1938 int ret = 0, got_frame = 0;
1940 if (dec_ctx->codec) {
1941 switch (dec_ctx->codec_type) {
1942 case AVMEDIA_TYPE_VIDEO:
1943 ret = avcodec_decode_video2(dec_ctx, frame, &got_frame, pkt);
1946 case AVMEDIA_TYPE_AUDIO:
1947 ret = avcodec_decode_audio4(dec_ctx, frame, &got_frame, pkt);
1950 case AVMEDIA_TYPE_SUBTITLE:
1951 ret = avcodec_decode_subtitle2(dec_ctx, &sub, &got_frame, pkt);
1958 ret = FFMIN(ret, pkt->size); /* guard against bogus return values */
1962 int is_sub = (dec_ctx->codec_type == AVMEDIA_TYPE_SUBTITLE);
1963 nb_streams_frames[pkt->stream_index]++;
1966 show_subtitle(w, &sub, fmt_ctx->streams[pkt->stream_index], fmt_ctx);
1968 show_frame(w, frame, fmt_ctx->streams[pkt->stream_index], fmt_ctx);
1970 avsubtitle_free(&sub);
1975 static void log_read_interval(const ReadInterval *interval, void *log_ctx, int log_level)
1977 av_log(log_ctx, log_level, "id:%d", interval->id);
1979 if (interval->has_start) {
1980 av_log(log_ctx, log_level, " start:%s%s", interval->start_is_offset ? "+" : "",
1981 av_ts2timestr(interval->start, &AV_TIME_BASE_Q));
1983 av_log(log_ctx, log_level, " start:N/A");
1986 if (interval->has_end) {
1987 av_log(log_ctx, log_level, " end:%s", interval->end_is_offset ? "+" : "");
1988 if (interval->duration_frames)
1989 av_log(log_ctx, log_level, "#%"PRId64, interval->end);
1991 av_log(log_ctx, log_level, "%s", av_ts2timestr(interval->end, &AV_TIME_BASE_Q));
1993 av_log(log_ctx, log_level, " end:N/A");
1996 av_log(log_ctx, log_level, "\n");
1999 static int read_interval_packets(WriterContext *w, AVFormatContext *fmt_ctx,
2000 const ReadInterval *interval, int64_t *cur_ts)
2003 AVFrame *frame = NULL;
2004 int ret = 0, i = 0, frame_count = 0;
2005 int64_t start = -INT64_MAX, end = interval->end;
2006 int has_start = 0, has_end = interval->has_end && !interval->end_is_offset;
2008 av_init_packet(&pkt);
2010 av_log(NULL, AV_LOG_VERBOSE, "Processing read interval ");
2011 log_read_interval(interval, NULL, AV_LOG_VERBOSE);
2013 if (interval->has_start) {
2015 if (interval->start_is_offset) {
2016 if (*cur_ts == AV_NOPTS_VALUE) {
2017 av_log(NULL, AV_LOG_ERROR,
2018 "Could not seek to relative position since current "
2019 "timestamp is not defined\n");
2020 ret = AVERROR(EINVAL);
2023 target = *cur_ts + interval->start;
2025 target = interval->start;
2028 av_log(NULL, AV_LOG_VERBOSE, "Seeking to read interval start point %s\n",
2029 av_ts2timestr(target, &AV_TIME_BASE_Q));
2030 if ((ret = avformat_seek_file(fmt_ctx, -1, -INT64_MAX, target, INT64_MAX, 0)) < 0) {
2031 av_log(NULL, AV_LOG_ERROR, "Could not seek to position %"PRId64": %s\n",
2032 interval->start, av_err2str(ret));
2037 frame = av_frame_alloc();
2039 ret = AVERROR(ENOMEM);
2042 while (!av_read_frame(fmt_ctx, &pkt)) {
2043 if (fmt_ctx->nb_streams > nb_streams) {
2044 REALLOCZ_ARRAY_STREAM(nb_streams_frames, nb_streams, fmt_ctx->nb_streams);
2045 REALLOCZ_ARRAY_STREAM(nb_streams_packets, nb_streams, fmt_ctx->nb_streams);
2046 REALLOCZ_ARRAY_STREAM(selected_streams, nb_streams, fmt_ctx->nb_streams);
2047 nb_streams = fmt_ctx->nb_streams;
2049 if (selected_streams[pkt.stream_index]) {
2050 AVRational tb = fmt_ctx->streams[pkt.stream_index]->time_base;
2052 if (pkt.pts != AV_NOPTS_VALUE)
2053 *cur_ts = av_rescale_q(pkt.pts, tb, AV_TIME_BASE_Q);
2055 if (!has_start && *cur_ts != AV_NOPTS_VALUE) {
2060 if (has_start && !has_end && interval->end_is_offset) {
2061 end = start + interval->end;
2065 if (interval->end_is_offset && interval->duration_frames) {
2066 if (frame_count >= interval->end)
2068 } else if (has_end && *cur_ts != AV_NOPTS_VALUE && *cur_ts >= end) {
2073 if (do_read_packets) {
2074 if (do_show_packets)
2075 show_packet(w, fmt_ctx, &pkt, i++);
2076 nb_streams_packets[pkt.stream_index]++;
2078 if (do_read_frames) {
2080 while (pkt1.size && process_frame(w, fmt_ctx, frame, &pkt1) > 0);
2083 av_packet_unref(&pkt);
2085 av_init_packet(&pkt);
2088 //Flush remaining frames that are cached in the decoder
2089 for (i = 0; i < fmt_ctx->nb_streams; i++) {
2090 pkt.stream_index = i;
2092 while (process_frame(w, fmt_ctx, frame, &pkt) > 0);
2096 av_frame_free(&frame);
2098 av_log(NULL, AV_LOG_ERROR, "Could not read packets in interval ");
2099 log_read_interval(interval, NULL, AV_LOG_ERROR);
2104 static int read_packets(WriterContext *w, AVFormatContext *fmt_ctx)
2107 int64_t cur_ts = fmt_ctx->start_time;
2109 if (read_intervals_nb == 0) {
2110 ReadInterval interval = (ReadInterval) { .has_start = 0, .has_end = 0 };
2111 ret = read_interval_packets(w, fmt_ctx, &interval, &cur_ts);
2113 for (i = 0; i < read_intervals_nb; i++) {
2114 ret = read_interval_packets(w, fmt_ctx, &read_intervals[i], &cur_ts);
2123 static int show_stream(WriterContext *w, AVFormatContext *fmt_ctx, int stream_idx, int in_program)
2125 AVStream *stream = fmt_ctx->streams[stream_idx];
2126 AVCodecContext *dec_ctx;
2130 AVRational sar, dar;
2132 const AVCodecDescriptor *cd;
2135 av_bprint_init(&pbuf, 1, AV_BPRINT_SIZE_UNLIMITED);
2137 writer_print_section_header(w, in_program ? SECTION_ID_PROGRAM_STREAM : SECTION_ID_STREAM);
2139 print_int("index", stream->index);
2141 if ((dec_ctx = stream->codec)) {
2142 const char *profile = NULL;
2143 dec = dec_ctx->codec;
2145 print_str("codec_name", dec->name);
2147 if (dec->long_name) print_str ("codec_long_name", dec->long_name);
2148 else print_str_opt("codec_long_name", "unknown");
2150 } else if ((cd = avcodec_descriptor_get(stream->codec->codec_id))) {
2151 print_str_opt("codec_name", cd->name);
2153 print_str_opt("codec_long_name",
2154 cd->long_name ? cd->long_name : "unknown");
2157 print_str_opt("codec_name", "unknown");
2159 print_str_opt("codec_long_name", "unknown");
2163 if (!do_bitexact && dec && (profile = av_get_profile_name(dec, dec_ctx->profile)))
2164 print_str("profile", profile);
2166 if (dec_ctx->profile != FF_PROFILE_UNKNOWN) {
2167 char profile_num[12];
2168 snprintf(profile_num, sizeof(profile_num), "%d", dec_ctx->profile);
2169 print_str("profile", profile_num);
2171 print_str_opt("profile", "unknown");
2174 s = av_get_media_type_string(dec_ctx->codec_type);
2175 if (s) print_str ("codec_type", s);
2176 else print_str_opt("codec_type", "unknown");
2177 print_q("codec_time_base", dec_ctx->time_base, '/');
2179 /* print AVI/FourCC tag */
2180 av_get_codec_tag_string(val_str, sizeof(val_str), dec_ctx->codec_tag);
2181 print_str("codec_tag_string", val_str);
2182 print_fmt("codec_tag", "0x%04x", dec_ctx->codec_tag);
2184 switch (dec_ctx->codec_type) {
2185 case AVMEDIA_TYPE_VIDEO:
2186 print_int("width", dec_ctx->width);
2187 print_int("height", dec_ctx->height);
2188 print_int("coded_width", dec_ctx->coded_width);
2189 print_int("coded_height", dec_ctx->coded_height);
2190 print_int("has_b_frames", dec_ctx->has_b_frames);
2191 sar = av_guess_sample_aspect_ratio(fmt_ctx, stream, NULL);
2193 print_q("sample_aspect_ratio", sar, ':');
2194 av_reduce(&dar.num, &dar.den,
2195 dec_ctx->width * sar.num,
2196 dec_ctx->height * sar.den,
2198 print_q("display_aspect_ratio", dar, ':');
2200 print_str_opt("sample_aspect_ratio", "N/A");
2201 print_str_opt("display_aspect_ratio", "N/A");
2203 s = av_get_pix_fmt_name(dec_ctx->pix_fmt);
2204 if (s) print_str ("pix_fmt", s);
2205 else print_str_opt("pix_fmt", "unknown");
2206 print_int("level", dec_ctx->level);
2207 if (dec_ctx->color_range != AVCOL_RANGE_UNSPECIFIED)
2208 print_str ("color_range", av_color_range_name(dec_ctx->color_range));
2210 print_str_opt("color_range", "N/A");
2211 s = av_get_colorspace_name(dec_ctx->colorspace);
2212 if (s) print_str ("color_space", s);
2213 else print_str_opt("color_space", "unknown");
2215 if (dec_ctx->color_trc != AVCOL_TRC_UNSPECIFIED)
2216 print_str("color_transfer", av_color_transfer_name(dec_ctx->color_trc));
2218 print_str_opt("color_transfer", av_color_transfer_name(dec_ctx->color_trc));
2220 if (dec_ctx->color_primaries != AVCOL_PRI_UNSPECIFIED)
2221 print_str("color_primaries", av_color_primaries_name(dec_ctx->color_primaries));
2223 print_str_opt("color_primaries", av_color_primaries_name(dec_ctx->color_primaries));
2225 if (dec_ctx->chroma_sample_location != AVCHROMA_LOC_UNSPECIFIED)
2226 print_str("chroma_location", av_chroma_location_name(dec_ctx->chroma_sample_location));
2228 print_str_opt("chroma_location", av_chroma_location_name(dec_ctx->chroma_sample_location));
2230 if (dec_ctx->timecode_frame_start >= 0) {
2231 char tcbuf[AV_TIMECODE_STR_SIZE];
2232 av_timecode_make_mpeg_tc_string(tcbuf, dec_ctx->timecode_frame_start);
2233 print_str("timecode", tcbuf);
2235 print_str_opt("timecode", "N/A");
2237 print_int("refs", dec_ctx->refs);
2240 case AVMEDIA_TYPE_AUDIO:
2241 s = av_get_sample_fmt_name(dec_ctx->sample_fmt);
2242 if (s) print_str ("sample_fmt", s);
2243 else print_str_opt("sample_fmt", "unknown");
2244 print_val("sample_rate", dec_ctx->sample_rate, unit_hertz_str);
2245 print_int("channels", dec_ctx->channels);
2247 if (dec_ctx->channel_layout) {
2248 av_bprint_clear(&pbuf);
2249 av_bprint_channel_layout(&pbuf, dec_ctx->channels, dec_ctx->channel_layout);
2250 print_str ("channel_layout", pbuf.str);
2252 print_str_opt("channel_layout", "unknown");
2255 print_int("bits_per_sample", av_get_bits_per_sample(dec_ctx->codec_id));
2258 case AVMEDIA_TYPE_SUBTITLE:
2260 print_int("width", dec_ctx->width);
2262 print_str_opt("width", "N/A");
2263 if (dec_ctx->height)
2264 print_int("height", dec_ctx->height);
2266 print_str_opt("height", "N/A");
2270 print_str_opt("codec_type", "unknown");
2272 if (dec_ctx->codec && dec_ctx->codec->priv_class && show_private_data) {
2273 const AVOption *opt = NULL;
2274 while (opt = av_opt_next(dec_ctx->priv_data,opt)) {
2276 if (opt->flags) continue;
2277 if (av_opt_get(dec_ctx->priv_data, opt->name, 0, &str) >= 0) {
2278 print_str(opt->name, str);
2284 if (fmt_ctx->iformat->flags & AVFMT_SHOW_IDS) print_fmt ("id", "0x%x", stream->id);
2285 else print_str_opt("id", "N/A");
2286 print_q("r_frame_rate", stream->r_frame_rate, '/');
2287 print_q("avg_frame_rate", stream->avg_frame_rate, '/');
2288 print_q("time_base", stream->time_base, '/');
2289 print_ts ("start_pts", stream->start_time);
2290 print_time("start_time", stream->start_time, &stream->time_base);
2291 print_ts ("duration_ts", stream->duration);
2292 print_time("duration", stream->duration, &stream->time_base);
2293 if (dec_ctx->bit_rate > 0) print_val ("bit_rate", dec_ctx->bit_rate, unit_bit_per_second_str);
2294 else print_str_opt("bit_rate", "N/A");
2295 if (dec_ctx->rc_max_rate > 0) print_val ("max_bit_rate", dec_ctx->rc_max_rate, unit_bit_per_second_str);
2296 else print_str_opt("max_bit_rate", "N/A");
2297 if (dec_ctx->bits_per_raw_sample > 0) print_fmt("bits_per_raw_sample", "%d", dec_ctx->bits_per_raw_sample);
2298 else print_str_opt("bits_per_raw_sample", "N/A");
2299 if (stream->nb_frames) print_fmt ("nb_frames", "%"PRId64, stream->nb_frames);
2300 else print_str_opt("nb_frames", "N/A");
2301 if (nb_streams_frames[stream_idx]) print_fmt ("nb_read_frames", "%"PRIu64, nb_streams_frames[stream_idx]);
2302 else print_str_opt("nb_read_frames", "N/A");
2303 if (nb_streams_packets[stream_idx]) print_fmt ("nb_read_packets", "%"PRIu64, nb_streams_packets[stream_idx]);
2304 else print_str_opt("nb_read_packets", "N/A");
2306 writer_print_data(w, "extradata", dec_ctx->extradata,
2307 dec_ctx->extradata_size);
2308 writer_print_data_hash(w, "extradata_hash", dec_ctx->extradata,
2309 dec_ctx->extradata_size);
2311 /* Print disposition information */
2312 #define PRINT_DISPOSITION(flagname, name) do { \
2313 print_int(name, !!(stream->disposition & AV_DISPOSITION_##flagname)); \
2316 if (do_show_stream_disposition) {
2317 writer_print_section_header(w, in_program ? SECTION_ID_PROGRAM_STREAM_DISPOSITION : SECTION_ID_STREAM_DISPOSITION);
2318 PRINT_DISPOSITION(DEFAULT, "default");
2319 PRINT_DISPOSITION(DUB, "dub");
2320 PRINT_DISPOSITION(ORIGINAL, "original");
2321 PRINT_DISPOSITION(COMMENT, "comment");
2322 PRINT_DISPOSITION(LYRICS, "lyrics");
2323 PRINT_DISPOSITION(KARAOKE, "karaoke");
2324 PRINT_DISPOSITION(FORCED, "forced");
2325 PRINT_DISPOSITION(HEARING_IMPAIRED, "hearing_impaired");
2326 PRINT_DISPOSITION(VISUAL_IMPAIRED, "visual_impaired");
2327 PRINT_DISPOSITION(CLEAN_EFFECTS, "clean_effects");
2328 PRINT_DISPOSITION(ATTACHED_PIC, "attached_pic");
2329 writer_print_section_footer(w);
2332 if (do_show_stream_tags)
2333 ret = show_tags(w, stream->metadata, in_program ? SECTION_ID_PROGRAM_STREAM_TAGS : SECTION_ID_STREAM_TAGS);
2335 if (stream->nb_side_data) {
2337 writer_print_section_header(w, SECTION_ID_STREAM_SIDE_DATA_LIST);
2338 for (i = 0; i < stream->nb_side_data; i++) {
2339 AVPacketSideData *sd = &stream->side_data[i];
2340 const char *name = av_packet_side_data_name(sd->type);
2342 writer_print_section_header(w, SECTION_ID_STREAM_SIDE_DATA);
2343 print_str("side_data_type", name ? name : "unknown");
2344 print_int("side_data_size", sd->size);
2345 if (sd->type == AV_PKT_DATA_DISPLAYMATRIX && sd->size >= 9*4) {
2346 writer_print_integers(w, "displaymatrix", sd->data, 9, " %11d", 3, 4, 1);
2347 print_int("rotation", av_display_rotation_get((int32_t *)sd->data));
2349 writer_print_section_footer(w);
2351 writer_print_section_footer(w);
2354 writer_print_section_footer(w);
2355 av_bprint_finalize(&pbuf, NULL);
2361 static int show_streams(WriterContext *w, AVFormatContext *fmt_ctx)
2365 writer_print_section_header(w, SECTION_ID_STREAMS);
2366 for (i = 0; i < fmt_ctx->nb_streams; i++)
2367 if (selected_streams[i]) {
2368 ret = show_stream(w, fmt_ctx, i, 0);
2372 writer_print_section_footer(w);
2377 static int show_program(WriterContext *w, AVFormatContext *fmt_ctx, AVProgram *program)
2381 writer_print_section_header(w, SECTION_ID_PROGRAM);
2382 print_int("program_id", program->id);
2383 print_int("program_num", program->program_num);
2384 print_int("nb_streams", program->nb_stream_indexes);
2385 print_int("pmt_pid", program->pmt_pid);
2386 print_int("pcr_pid", program->pcr_pid);
2387 print_ts("start_pts", program->start_time);
2388 print_time("start_time", program->start_time, &AV_TIME_BASE_Q);
2389 print_ts("end_pts", program->end_time);
2390 print_time("end_time", program->end_time, &AV_TIME_BASE_Q);
2391 if (do_show_program_tags)
2392 ret = show_tags(w, program->metadata, SECTION_ID_PROGRAM_TAGS);
2396 writer_print_section_header(w, SECTION_ID_PROGRAM_STREAMS);
2397 for (i = 0; i < program->nb_stream_indexes; i++) {
2398 if (selected_streams[program->stream_index[i]]) {
2399 ret = show_stream(w, fmt_ctx, program->stream_index[i], 1);
2404 writer_print_section_footer(w);
2407 writer_print_section_footer(w);
2411 static int show_programs(WriterContext *w, AVFormatContext *fmt_ctx)
2415 writer_print_section_header(w, SECTION_ID_PROGRAMS);
2416 for (i = 0; i < fmt_ctx->nb_programs; i++) {
2417 AVProgram *program = fmt_ctx->programs[i];
2420 ret = show_program(w, fmt_ctx, program);
2424 writer_print_section_footer(w);
2428 static int show_chapters(WriterContext *w, AVFormatContext *fmt_ctx)
2432 writer_print_section_header(w, SECTION_ID_CHAPTERS);
2433 for (i = 0; i < fmt_ctx->nb_chapters; i++) {
2434 AVChapter *chapter = fmt_ctx->chapters[i];
2436 writer_print_section_header(w, SECTION_ID_CHAPTER);
2437 print_int("id", chapter->id);
2438 print_q ("time_base", chapter->time_base, '/');
2439 print_int("start", chapter->start);
2440 print_time("start_time", chapter->start, &chapter->time_base);
2441 print_int("end", chapter->end);
2442 print_time("end_time", chapter->end, &chapter->time_base);
2443 if (do_show_chapter_tags)
2444 ret = show_tags(w, chapter->metadata, SECTION_ID_CHAPTER_TAGS);
2445 writer_print_section_footer(w);
2447 writer_print_section_footer(w);
2452 static int show_format(WriterContext *w, AVFormatContext *fmt_ctx)
2455 int64_t size = fmt_ctx->pb ? avio_size(fmt_ctx->pb) : -1;
2458 writer_print_section_header(w, SECTION_ID_FORMAT);
2459 print_str_validate("filename", fmt_ctx->filename);
2460 print_int("nb_streams", fmt_ctx->nb_streams);
2461 print_int("nb_programs", fmt_ctx->nb_programs);
2462 print_str("format_name", fmt_ctx->iformat->name);
2464 if (fmt_ctx->iformat->long_name) print_str ("format_long_name", fmt_ctx->iformat->long_name);
2465 else print_str_opt("format_long_name", "unknown");
2467 print_time("start_time", fmt_ctx->start_time, &AV_TIME_BASE_Q);
2468 print_time("duration", fmt_ctx->duration, &AV_TIME_BASE_Q);
2469 if (size >= 0) print_val ("size", size, unit_byte_str);
2470 else print_str_opt("size", "N/A");
2471 if (fmt_ctx->bit_rate > 0) print_val ("bit_rate", fmt_ctx->bit_rate, unit_bit_per_second_str);
2472 else print_str_opt("bit_rate", "N/A");
2473 print_int("probe_score", av_format_get_probe_score(fmt_ctx));
2474 if (do_show_format_tags)
2475 ret = show_tags(w, fmt_ctx->metadata, SECTION_ID_FORMAT_TAGS);
2477 writer_print_section_footer(w);
2482 static void show_error(WriterContext *w, int err)
2485 const char *errbuf_ptr = errbuf;
2487 if (av_strerror(err, errbuf, sizeof(errbuf)) < 0)
2488 errbuf_ptr = strerror(AVUNERROR(err));
2490 writer_print_section_header(w, SECTION_ID_ERROR);
2491 print_int("code", err);
2492 print_str("string", errbuf_ptr);
2493 writer_print_section_footer(w);
2496 static int open_input_file(AVFormatContext **fmt_ctx_ptr, const char *filename)
2498 int err, i, orig_nb_streams;
2499 AVFormatContext *fmt_ctx = NULL;
2500 AVDictionaryEntry *t;
2501 AVDictionary **opts;
2502 int scan_all_pmts_set = 0;
2504 if (!av_dict_get(format_opts, "scan_all_pmts", NULL, AV_DICT_MATCH_CASE)) {
2505 av_dict_set(&format_opts, "scan_all_pmts", "1", AV_DICT_DONT_OVERWRITE);
2506 scan_all_pmts_set = 1;
2508 if ((err = avformat_open_input(&fmt_ctx, filename,
2509 iformat, &format_opts)) < 0) {
2510 print_error(filename, err);
2513 *fmt_ctx_ptr = fmt_ctx;
2514 if (scan_all_pmts_set)
2515 av_dict_set(&format_opts, "scan_all_pmts", NULL, AV_DICT_MATCH_CASE);
2516 if ((t = av_dict_get(format_opts, "", NULL, AV_DICT_IGNORE_SUFFIX))) {
2517 av_log(NULL, AV_LOG_ERROR, "Option %s not found.\n", t->key);
2518 return AVERROR_OPTION_NOT_FOUND;
2521 /* fill the streams in the format context */
2522 opts = setup_find_stream_info_opts(fmt_ctx, codec_opts);
2523 orig_nb_streams = fmt_ctx->nb_streams;
2525 err = avformat_find_stream_info(fmt_ctx, opts);
2527 for (i = 0; i < orig_nb_streams; i++)
2528 av_dict_free(&opts[i]);
2532 print_error(filename, err);
2536 av_dump_format(fmt_ctx, 0, filename, 0);
2538 /* bind a decoder to each input stream */
2539 for (i = 0; i < fmt_ctx->nb_streams; i++) {
2540 AVStream *stream = fmt_ctx->streams[i];
2543 if (stream->codec->codec_id == AV_CODEC_ID_PROBE) {
2544 av_log(NULL, AV_LOG_WARNING,
2545 "Failed to probe codec for input stream %d\n",
2547 } else if (!(codec = avcodec_find_decoder(stream->codec->codec_id))) {
2548 av_log(NULL, AV_LOG_WARNING,
2549 "Unsupported codec with id %d for input stream %d\n",
2550 stream->codec->codec_id, stream->index);
2552 AVDictionary *opts = filter_codec_opts(codec_opts, stream->codec->codec_id,
2553 fmt_ctx, stream, codec);
2554 if (avcodec_open2(stream->codec, codec, &opts) < 0) {
2555 av_log(NULL, AV_LOG_WARNING, "Could not open codec for input stream %d\n",
2558 if ((t = av_dict_get(opts, "", NULL, AV_DICT_IGNORE_SUFFIX))) {
2559 av_log(NULL, AV_LOG_ERROR, "Option %s for input stream %d not found\n",
2560 t->key, stream->index);
2561 return AVERROR_OPTION_NOT_FOUND;
2566 *fmt_ctx_ptr = fmt_ctx;
2570 static void close_input_file(AVFormatContext **ctx_ptr)
2573 AVFormatContext *fmt_ctx = *ctx_ptr;
2575 /* close decoder for each stream */
2576 for (i = 0; i < fmt_ctx->nb_streams; i++)
2577 if (fmt_ctx->streams[i]->codec->codec_id != AV_CODEC_ID_NONE)
2578 avcodec_close(fmt_ctx->streams[i]->codec);
2580 avformat_close_input(ctx_ptr);
2583 static int probe_file(WriterContext *wctx, const char *filename)
2585 AVFormatContext *fmt_ctx = NULL;
2589 do_read_frames = do_show_frames || do_count_frames;
2590 do_read_packets = do_show_packets || do_count_packets;
2592 ret = open_input_file(&fmt_ctx, filename);
2596 #define CHECK_END if (ret < 0) goto end
2598 nb_streams = fmt_ctx->nb_streams;
2599 REALLOCZ_ARRAY_STREAM(nb_streams_frames,0,fmt_ctx->nb_streams);
2600 REALLOCZ_ARRAY_STREAM(nb_streams_packets,0,fmt_ctx->nb_streams);
2601 REALLOCZ_ARRAY_STREAM(selected_streams,0,fmt_ctx->nb_streams);
2603 for (i = 0; i < fmt_ctx->nb_streams; i++) {
2604 if (stream_specifier) {
2605 ret = avformat_match_stream_specifier(fmt_ctx,
2606 fmt_ctx->streams[i],
2610 selected_streams[i] = ret;
2613 selected_streams[i] = 1;
2617 if (do_read_frames || do_read_packets) {
2618 if (do_show_frames && do_show_packets &&
2619 wctx->writer->flags & WRITER_FLAG_PUT_PACKETS_AND_FRAMES_IN_SAME_CHAPTER)
2620 section_id = SECTION_ID_PACKETS_AND_FRAMES;
2621 else if (do_show_packets && !do_show_frames)
2622 section_id = SECTION_ID_PACKETS;
2623 else // (!do_show_packets && do_show_frames)
2624 section_id = SECTION_ID_FRAMES;
2625 if (do_show_frames || do_show_packets)
2626 writer_print_section_header(wctx, section_id);
2627 ret = read_packets(wctx, fmt_ctx);
2628 if (do_show_frames || do_show_packets)
2629 writer_print_section_footer(wctx);
2633 if (do_show_programs) {
2634 ret = show_programs(wctx, fmt_ctx);
2638 if (do_show_streams) {
2639 ret = show_streams(wctx, fmt_ctx);
2642 if (do_show_chapters) {
2643 ret = show_chapters(wctx, fmt_ctx);
2646 if (do_show_format) {
2647 ret = show_format(wctx, fmt_ctx);
2653 close_input_file(&fmt_ctx);
2654 av_freep(&nb_streams_frames);
2655 av_freep(&nb_streams_packets);
2656 av_freep(&selected_streams);
2661 static void show_usage(void)
2663 av_log(NULL, AV_LOG_INFO, "Simple multimedia streams analyzer\n");
2664 av_log(NULL, AV_LOG_INFO, "usage: %s [OPTIONS] [INPUT_FILE]\n", program_name);
2665 av_log(NULL, AV_LOG_INFO, "\n");
2668 static void ffprobe_show_program_version(WriterContext *w)
2671 av_bprint_init(&pbuf, 1, AV_BPRINT_SIZE_UNLIMITED);
2673 writer_print_section_header(w, SECTION_ID_PROGRAM_VERSION);
2674 print_str("version", FFMPEG_VERSION);
2675 print_fmt("copyright", "Copyright (c) %d-%d the FFmpeg developers",
2676 program_birth_year, CONFIG_THIS_YEAR);
2677 print_str("compiler_ident", CC_IDENT);
2678 print_str("configuration", FFMPEG_CONFIGURATION);
2679 writer_print_section_footer(w);
2681 av_bprint_finalize(&pbuf, NULL);
2684 #define SHOW_LIB_VERSION(libname, LIBNAME) \
2686 if (CONFIG_##LIBNAME) { \
2687 unsigned int version = libname##_version(); \
2688 writer_print_section_header(w, SECTION_ID_LIBRARY_VERSION); \
2689 print_str("name", "lib" #libname); \
2690 print_int("major", LIB##LIBNAME##_VERSION_MAJOR); \
2691 print_int("minor", LIB##LIBNAME##_VERSION_MINOR); \
2692 print_int("micro", LIB##LIBNAME##_VERSION_MICRO); \
2693 print_int("version", version); \
2694 print_str("ident", LIB##LIBNAME##_IDENT); \
2695 writer_print_section_footer(w); \
2699 static void ffprobe_show_library_versions(WriterContext *w)
2701 writer_print_section_header(w, SECTION_ID_LIBRARY_VERSIONS);
2702 SHOW_LIB_VERSION(avutil, AVUTIL);
2703 SHOW_LIB_VERSION(avcodec, AVCODEC);
2704 SHOW_LIB_VERSION(avformat, AVFORMAT);
2705 SHOW_LIB_VERSION(avdevice, AVDEVICE);
2706 SHOW_LIB_VERSION(avfilter, AVFILTER);
2707 SHOW_LIB_VERSION(swscale, SWSCALE);
2708 SHOW_LIB_VERSION(swresample, SWRESAMPLE);
2709 SHOW_LIB_VERSION(postproc, POSTPROC);
2710 writer_print_section_footer(w);
2713 #define PRINT_PIX_FMT_FLAG(flagname, name) \
2715 print_int(name, !!(pixdesc->flags & AV_PIX_FMT_FLAG_##flagname)); \
2718 static void ffprobe_show_pixel_formats(WriterContext *w)
2720 const AVPixFmtDescriptor *pixdesc = NULL;
2723 writer_print_section_header(w, SECTION_ID_PIXEL_FORMATS);
2724 while (pixdesc = av_pix_fmt_desc_next(pixdesc)) {
2725 writer_print_section_header(w, SECTION_ID_PIXEL_FORMAT);
2726 print_str("name", pixdesc->name);
2727 print_int("nb_components", pixdesc->nb_components);
2728 if ((pixdesc->nb_components >= 3) && !(pixdesc->flags & AV_PIX_FMT_FLAG_RGB)) {
2729 print_int ("log2_chroma_w", pixdesc->log2_chroma_w);
2730 print_int ("log2_chroma_h", pixdesc->log2_chroma_h);
2732 print_str_opt("log2_chroma_w", "N/A");
2733 print_str_opt("log2_chroma_h", "N/A");
2735 n = av_get_bits_per_pixel(pixdesc);
2736 if (n) print_int ("bits_per_pixel", n);
2737 else print_str_opt("bits_per_pixel", "N/A");
2738 if (do_show_pixel_format_flags) {
2739 writer_print_section_header(w, SECTION_ID_PIXEL_FORMAT_FLAGS);
2740 PRINT_PIX_FMT_FLAG(BE, "big_endian");
2741 PRINT_PIX_FMT_FLAG(PAL, "palette");
2742 PRINT_PIX_FMT_FLAG(BITSTREAM, "bitstream");
2743 PRINT_PIX_FMT_FLAG(HWACCEL, "hwaccel");
2744 PRINT_PIX_FMT_FLAG(PLANAR, "planar");
2745 PRINT_PIX_FMT_FLAG(RGB, "rgb");
2746 PRINT_PIX_FMT_FLAG(PSEUDOPAL, "pseudopal");
2747 PRINT_PIX_FMT_FLAG(ALPHA, "alpha");
2748 writer_print_section_footer(w);
2750 if (do_show_pixel_format_components && (pixdesc->nb_components > 0)) {
2751 writer_print_section_header(w, SECTION_ID_PIXEL_FORMAT_COMPONENTS);
2752 for (i = 0; i < pixdesc->nb_components; i++) {
2753 writer_print_section_header(w, SECTION_ID_PIXEL_FORMAT_COMPONENT);
2754 print_int("index", i + 1);
2755 print_int("bit_depth", pixdesc->comp[i].depth);
2756 writer_print_section_footer(w);
2758 writer_print_section_footer(w);
2760 writer_print_section_footer(w);
2762 writer_print_section_footer(w);
2765 static int opt_format(void *optctx, const char *opt, const char *arg)
2767 iformat = av_find_input_format(arg);
2769 av_log(NULL, AV_LOG_ERROR, "Unknown input format: %s\n", arg);
2770 return AVERROR(EINVAL);
2775 static inline void mark_section_show_entries(SectionID section_id,
2776 int show_all_entries, AVDictionary *entries)
2778 struct section *section = §ions[section_id];
2780 section->show_all_entries = show_all_entries;
2781 if (show_all_entries) {
2783 for (id = section->children_ids; *id != -1; id++)
2784 mark_section_show_entries(*id, show_all_entries, entries);
2786 av_dict_copy(§ion->entries_to_show, entries, 0);
2790 static int match_section(const char *section_name,
2791 int show_all_entries, AVDictionary *entries)
2795 for (i = 0; i < FF_ARRAY_ELEMS(sections); i++) {
2796 const struct section *section = §ions[i];
2797 if (!strcmp(section_name, section->name) ||
2798 (section->unique_name && !strcmp(section_name, section->unique_name))) {
2799 av_log(NULL, AV_LOG_DEBUG,
2800 "'%s' matches section with unique name '%s'\n", section_name,
2801 (char *)av_x_if_null(section->unique_name, section->name));
2803 mark_section_show_entries(section->id, show_all_entries, entries);
2809 static int opt_show_entries(void *optctx, const char *opt, const char *arg)
2811 const char *p = arg;
2815 AVDictionary *entries = NULL;
2816 char *section_name = av_get_token(&p, "=:");
2817 int show_all_entries = 0;
2819 if (!section_name) {
2820 av_log(NULL, AV_LOG_ERROR,
2821 "Missing section name for option '%s'\n", opt);
2822 return AVERROR(EINVAL);
2827 while (*p && *p != ':') {
2828 char *entry = av_get_token(&p, ",:");
2831 av_log(NULL, AV_LOG_VERBOSE,
2832 "Adding '%s' to the entries to show in section '%s'\n",
2833 entry, section_name);
2834 av_dict_set(&entries, entry, "", AV_DICT_DONT_STRDUP_KEY);
2839 show_all_entries = 1;
2842 ret = match_section(section_name, show_all_entries, entries);
2844 av_log(NULL, AV_LOG_ERROR, "No match for section '%s'\n", section_name);
2845 ret = AVERROR(EINVAL);
2847 av_dict_free(&entries);
2848 av_free(section_name);
2859 static int opt_show_format_entry(void *optctx, const char *opt, const char *arg)
2861 char *buf = av_asprintf("format=%s", arg);
2865 return AVERROR(ENOMEM);
2867 av_log(NULL, AV_LOG_WARNING,
2868 "Option '%s' is deprecated, use '-show_entries format=%s' instead\n",
2870 ret = opt_show_entries(optctx, opt, buf);
2875 static void opt_input_file(void *optctx, const char *arg)
2877 if (input_filename) {
2878 av_log(NULL, AV_LOG_ERROR,
2879 "Argument '%s' provided as input filename, but '%s' was already specified.\n",
2880 arg, input_filename);
2883 if (!strcmp(arg, "-"))
2885 input_filename = arg;
2888 static int opt_input_file_i(void *optctx, const char *opt, const char *arg)
2890 opt_input_file(optctx, arg);
2894 void show_help_default(const char *opt, const char *arg)
2896 av_log_set_callback(log_callback_help);
2898 show_help_options(options, "Main options:", 0, 0, 0);
2901 show_help_children(avformat_get_class(), AV_OPT_FLAG_DECODING_PARAM);
2905 * Parse interval specification, according to the format:
2906 * INTERVAL ::= [START|+START_OFFSET][%[END|+END_OFFSET]]
2907 * INTERVALS ::= INTERVAL[,INTERVALS]
2909 static int parse_read_interval(const char *interval_spec,
2910 ReadInterval *interval)
2913 char *next, *p, *spec = av_strdup(interval_spec);
2915 return AVERROR(ENOMEM);
2918 av_log(NULL, AV_LOG_ERROR, "Invalid empty interval specification\n");
2919 ret = AVERROR(EINVAL);
2924 next = strchr(spec, '%');
2928 /* parse first part */
2930 interval->has_start = 1;
2933 interval->start_is_offset = 1;
2936 interval->start_is_offset = 0;
2939 ret = av_parse_time(&interval->start, p, 1);
2941 av_log(NULL, AV_LOG_ERROR, "Invalid interval start specification '%s'\n", p);
2945 interval->has_start = 0;
2948 /* parse second part */
2952 interval->has_end = 1;
2955 interval->end_is_offset = 1;
2958 interval->end_is_offset = 0;
2961 if (interval->end_is_offset && *p == '#') {
2964 interval->duration_frames = 1;
2966 lli = strtoll(p, &tail, 10);
2967 if (*tail || lli < 0) {
2968 av_log(NULL, AV_LOG_ERROR,
2969 "Invalid or negative value '%s' for duration number of frames\n", p);
2972 interval->end = lli;
2974 ret = av_parse_time(&us, p, 1);
2976 av_log(NULL, AV_LOG_ERROR, "Invalid interval end/duration specification '%s'\n", p);
2982 interval->has_end = 0;
2990 static int parse_read_intervals(const char *intervals_spec)
2993 char *p, *spec = av_strdup(intervals_spec);
2995 return AVERROR(ENOMEM);
2997 /* preparse specification, get number of intervals */
2998 for (n = 0, p = spec; *p; p++)
3003 read_intervals = av_malloc_array(n, sizeof(*read_intervals));
3004 if (!read_intervals) {
3005 ret = AVERROR(ENOMEM);
3008 read_intervals_nb = n;
3010 /* parse intervals */
3012 for (i = 0; p; i++) {
3015 av_assert0(i < read_intervals_nb);
3016 next = strchr(p, ',');
3020 read_intervals[i].id = i;
3021 ret = parse_read_interval(p, &read_intervals[i]);
3023 av_log(NULL, AV_LOG_ERROR, "Error parsing read interval #%d '%s'\n",
3027 av_log(NULL, AV_LOG_VERBOSE, "Parsed log interval ");
3028 log_read_interval(&read_intervals[i], NULL, AV_LOG_VERBOSE);
3031 av_assert0(i == read_intervals_nb);
3038 static int opt_read_intervals(void *optctx, const char *opt, const char *arg)
3040 return parse_read_intervals(arg);
3043 static int opt_pretty(void *optctx, const char *opt, const char *arg)
3045 show_value_unit = 1;
3046 use_value_prefix = 1;
3047 use_byte_value_binary_prefix = 1;
3048 use_value_sexagesimal_format = 1;
3052 static void print_section(SectionID id, int level)
3054 const SectionID *pid;
3055 const struct section *section = §ions[id];
3057 section->flags & SECTION_FLAG_IS_WRAPPER ? 'W' : '.',
3058 section->flags & SECTION_FLAG_IS_ARRAY ? 'A' : '.',
3059 section->flags & SECTION_FLAG_HAS_VARIABLE_FIELDS ? 'V' : '.');
3060 printf("%*c %s", level * 4, ' ', section->name);
3061 if (section->unique_name)
3062 printf("/%s", section->unique_name);
3065 for (pid = section->children_ids; *pid != -1; pid++)
3066 print_section(*pid, level+1);
3069 static int opt_sections(void *optctx, const char *opt, const char *arg)
3071 printf("Sections:\n"
3072 "W.. = Section is a wrapper (contains other sections, no local entries)\n"
3073 ".A. = Section contains an array of elements of the same type\n"
3074 "..V = Section may contain a variable number of fields with variable keys\n"
3075 "FLAGS NAME/UNIQUE_NAME\n"
3077 print_section(SECTION_ID_ROOT, 0);
3081 static int opt_show_versions(const char *opt, const char *arg)
3083 mark_section_show_entries(SECTION_ID_PROGRAM_VERSION, 1, NULL);
3084 mark_section_show_entries(SECTION_ID_LIBRARY_VERSION, 1, NULL);
3088 #define DEFINE_OPT_SHOW_SECTION(section, target_section_id) \
3089 static int opt_show_##section(const char *opt, const char *arg) \
3091 mark_section_show_entries(SECTION_ID_##target_section_id, 1, NULL); \
3095 DEFINE_OPT_SHOW_SECTION(chapters, CHAPTERS)
3096 DEFINE_OPT_SHOW_SECTION(error, ERROR)
3097 DEFINE_OPT_SHOW_SECTION(format, FORMAT)
3098 DEFINE_OPT_SHOW_SECTION(frames, FRAMES)
3099 DEFINE_OPT_SHOW_SECTION(library_versions, LIBRARY_VERSIONS)
3100 DEFINE_OPT_SHOW_SECTION(packets, PACKETS)
3101 DEFINE_OPT_SHOW_SECTION(pixel_formats, PIXEL_FORMATS)
3102 DEFINE_OPT_SHOW_SECTION(program_version, PROGRAM_VERSION)
3103 DEFINE_OPT_SHOW_SECTION(streams, STREAMS)
3104 DEFINE_OPT_SHOW_SECTION(programs, PROGRAMS)
3106 static const OptionDef real_options[] = {
3107 #include "cmdutils_common_opts.h"
3108 { "f", HAS_ARG, {.func_arg = opt_format}, "force format", "format" },
3109 { "unit", OPT_BOOL, {&show_value_unit}, "show unit of the displayed values" },
3110 { "prefix", OPT_BOOL, {&use_value_prefix}, "use SI prefixes for the displayed values" },
3111 { "byte_binary_prefix", OPT_BOOL, {&use_byte_value_binary_prefix},
3112 "use binary prefixes for byte units" },
3113 { "sexagesimal", OPT_BOOL, {&use_value_sexagesimal_format},
3114 "use sexagesimal format HOURS:MM:SS.MICROSECONDS for time units" },
3115 { "pretty", 0, {.func_arg = opt_pretty},
3116 "prettify the format of displayed values, make it more human readable" },
3117 { "print_format", OPT_STRING | HAS_ARG, {(void*)&print_format},
3118 "set the output printing format (available formats are: default, compact, csv, flat, ini, json, xml)", "format" },
3119 { "of", OPT_STRING | HAS_ARG, {(void*)&print_format}, "alias for -print_format", "format" },
3120 { "select_streams", OPT_STRING | HAS_ARG, {(void*)&stream_specifier}, "select the specified streams", "stream_specifier" },
3121 { "sections", OPT_EXIT, {.func_arg = opt_sections}, "print sections structure and section information, and exit" },
3122 { "show_data", OPT_BOOL, {(void*)&do_show_data}, "show packets data" },
3123 { "show_data_hash", OPT_STRING | HAS_ARG, {(void*)&show_data_hash}, "show packets data hash" },
3124 { "show_error", 0, {(void*)&opt_show_error}, "show probing error" },
3125 { "show_format", 0, {(void*)&opt_show_format}, "show format/container info" },
3126 { "show_frames", 0, {(void*)&opt_show_frames}, "show frames info" },
3127 { "show_format_entry", HAS_ARG, {.func_arg = opt_show_format_entry},
3128 "show a particular entry from the format/container info", "entry" },
3129 { "show_entries", HAS_ARG, {.func_arg = opt_show_entries},
3130 "show a set of specified entries", "entry_list" },
3131 { "show_packets", 0, {(void*)&opt_show_packets}, "show packets info" },
3132 { "show_programs", 0, {(void*)&opt_show_programs}, "show programs info" },
3133 { "show_streams", 0, {(void*)&opt_show_streams}, "show streams info" },
3134 { "show_chapters", 0, {(void*)&opt_show_chapters}, "show chapters info" },
3135 { "count_frames", OPT_BOOL, {(void*)&do_count_frames}, "count the number of frames per stream" },
3136 { "count_packets", OPT_BOOL, {(void*)&do_count_packets}, "count the number of packets per stream" },
3137 { "show_program_version", 0, {(void*)&opt_show_program_version}, "show ffprobe version" },
3138 { "show_library_versions", 0, {(void*)&opt_show_library_versions}, "show library versions" },
3139 { "show_versions", 0, {(void*)&opt_show_versions}, "show program and library versions" },
3140 { "show_pixel_formats", 0, {(void*)&opt_show_pixel_formats}, "show pixel format descriptions" },
3141 { "show_private_data", OPT_BOOL, {(void*)&show_private_data}, "show private data" },
3142 { "private", OPT_BOOL, {(void*)&show_private_data}, "same as show_private_data" },
3143 { "bitexact", OPT_BOOL, {&do_bitexact}, "force bitexact output" },
3144 { "read_intervals", HAS_ARG, {.func_arg = opt_read_intervals}, "set read intervals", "read_intervals" },
3145 { "default", HAS_ARG | OPT_AUDIO | OPT_VIDEO | OPT_EXPERT, {.func_arg = opt_default}, "generic catch all option", "" },
3146 { "i", HAS_ARG, {.func_arg = opt_input_file_i}, "read specified file", "input_file"},
3150 static inline int check_section_show_entries(int section_id)
3153 struct section *section = §ions[section_id];
3154 if (sections[section_id].show_all_entries || sections[section_id].entries_to_show)
3156 for (id = section->children_ids; *id != -1; id++)
3157 if (check_section_show_entries(*id))
3162 #define SET_DO_SHOW(id, varname) do { \
3163 if (check_section_show_entries(SECTION_ID_##id)) \
3164 do_show_##varname = 1; \
3167 int main(int argc, char **argv)
3170 WriterContext *wctx;
3172 char *w_name = NULL, *w_args = NULL;
3175 av_log_set_flags(AV_LOG_SKIP_REPEATED);
3176 register_exit(ffprobe_cleanup);
3178 options = real_options;
3179 parse_loglevel(argc, argv, options);
3181 avformat_network_init();
3184 avdevice_register_all();
3187 show_banner(argc, argv, options);
3188 parse_options(NULL, argc, argv, options, opt_input_file);
3190 /* mark things to show, based on -show_entries */
3191 SET_DO_SHOW(CHAPTERS, chapters);
3192 SET_DO_SHOW(ERROR, error);
3193 SET_DO_SHOW(FORMAT, format);
3194 SET_DO_SHOW(FRAMES, frames);
3195 SET_DO_SHOW(LIBRARY_VERSIONS, library_versions);
3196 SET_DO_SHOW(PACKETS, packets);
3197 SET_DO_SHOW(PIXEL_FORMATS, pixel_formats);
3198 SET_DO_SHOW(PIXEL_FORMAT_FLAGS, pixel_format_flags);
3199 SET_DO_SHOW(PIXEL_FORMAT_COMPONENTS, pixel_format_components);
3200 SET_DO_SHOW(PROGRAM_VERSION, program_version);
3201 SET_DO_SHOW(PROGRAMS, programs);
3202 SET_DO_SHOW(STREAMS, streams);
3203 SET_DO_SHOW(STREAM_DISPOSITION, stream_disposition);
3204 SET_DO_SHOW(PROGRAM_STREAM_DISPOSITION, stream_disposition);
3206 SET_DO_SHOW(CHAPTER_TAGS, chapter_tags);
3207 SET_DO_SHOW(FORMAT_TAGS, format_tags);
3208 SET_DO_SHOW(FRAME_TAGS, frame_tags);
3209 SET_DO_SHOW(PROGRAM_TAGS, program_tags);
3210 SET_DO_SHOW(STREAM_TAGS, stream_tags);
3211 SET_DO_SHOW(PACKET_TAGS, packet_tags);
3213 if (do_bitexact && (do_show_program_version || do_show_library_versions)) {
3214 av_log(NULL, AV_LOG_ERROR,
3215 "-bitexact and -show_program_version or -show_library_versions "
3216 "options are incompatible\n");
3217 ret = AVERROR(EINVAL);
3221 writer_register_all();
3224 print_format = av_strdup("default");
3225 if (!print_format) {
3226 ret = AVERROR(ENOMEM);
3229 w_name = av_strtok(print_format, "=", &buf);
3232 if (show_data_hash) {
3233 if ((ret = av_hash_alloc(&hash, show_data_hash)) < 0) {
3234 if (ret == AVERROR(EINVAL)) {
3236 av_log(NULL, AV_LOG_ERROR,
3237 "Unknown hash algorithm '%s'\nKnown algorithms:",
3239 for (i = 0; (n = av_hash_names(i)); i++)
3240 av_log(NULL, AV_LOG_ERROR, " %s", n);
3241 av_log(NULL, AV_LOG_ERROR, "\n");
3247 w = writer_get_by_name(w_name);
3249 av_log(NULL, AV_LOG_ERROR, "Unknown output format with name '%s'\n", w_name);
3250 ret = AVERROR(EINVAL);
3254 if ((ret = writer_open(&wctx, w, w_args,
3255 sections, FF_ARRAY_ELEMS(sections))) >= 0) {
3256 if (w == &xml_writer)
3257 wctx->string_validation_utf8_flags |= AV_UTF8_FLAG_EXCLUDE_XML_INVALID_CONTROL_CODES;
3259 writer_print_section_header(wctx, SECTION_ID_ROOT);
3261 if (do_show_program_version)
3262 ffprobe_show_program_version(wctx);
3263 if (do_show_library_versions)
3264 ffprobe_show_library_versions(wctx);
3265 if (do_show_pixel_formats)
3266 ffprobe_show_pixel_formats(wctx);
3268 if (!input_filename &&
3269 ((do_show_format || do_show_programs || do_show_streams || do_show_chapters || do_show_packets || do_show_error) ||
3270 (!do_show_program_version && !do_show_library_versions && !do_show_pixel_formats))) {
3272 av_log(NULL, AV_LOG_ERROR, "You have to specify one input file.\n");
3273 av_log(NULL, AV_LOG_ERROR, "Use -h to get full help or, even better, run 'man %s'.\n", program_name);
3274 ret = AVERROR(EINVAL);
3275 } else if (input_filename) {
3276 ret = probe_file(wctx, input_filename);
3277 if (ret < 0 && do_show_error)
3278 show_error(wctx, ret);
3281 writer_print_section_footer(wctx);
3282 writer_close(&wctx);
3286 av_freep(&print_format);
3287 av_freep(&read_intervals);
3288 av_hash_freep(&hash);
3291 for (i = 0; i < FF_ARRAY_ELEMS(sections); i++)
3292 av_dict_free(&(sections[i].entries_to_show));
3294 avformat_network_deinit();