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 typedef struct InputStream {
55 AVCodecContext *dec_ctx;
58 typedef struct InputFile {
59 AVFormatContext *fmt_ctx;
65 const char program_name[] = "ffprobe";
66 const int program_birth_year = 2007;
68 static int do_bitexact = 0;
69 static int do_count_frames = 0;
70 static int do_count_packets = 0;
71 static int do_read_frames = 0;
72 static int do_read_packets = 0;
73 static int do_show_chapters = 0;
74 static int do_show_error = 0;
75 static int do_show_format = 0;
76 static int do_show_frames = 0;
77 static int do_show_packets = 0;
78 static int do_show_programs = 0;
79 static int do_show_streams = 0;
80 static int do_show_stream_disposition = 0;
81 static int do_show_data = 0;
82 static int do_show_program_version = 0;
83 static int do_show_library_versions = 0;
84 static int do_show_pixel_formats = 0;
85 static int do_show_pixel_format_flags = 0;
86 static int do_show_pixel_format_components = 0;
88 static int do_show_chapter_tags = 0;
89 static int do_show_format_tags = 0;
90 static int do_show_frame_tags = 0;
91 static int do_show_program_tags = 0;
92 static int do_show_stream_tags = 0;
93 static int do_show_packet_tags = 0;
95 static int show_value_unit = 0;
96 static int use_value_prefix = 0;
97 static int use_byte_value_binary_prefix = 0;
98 static int use_value_sexagesimal_format = 0;
99 static int show_private_data = 1;
101 static char *print_format;
102 static char *stream_specifier;
103 static char *show_data_hash;
105 typedef struct ReadInterval {
106 int id; ///< identifier
107 int64_t start, end; ///< start, end in second/AV_TIME_BASE units
108 int has_start, has_end;
109 int start_is_offset, end_is_offset;
113 static ReadInterval *read_intervals;
114 static int read_intervals_nb = 0;
116 /* section structure definition */
118 #define SECTION_MAX_NB_CHILDREN 10
121 int id; ///< unique id identifying a section
124 #define SECTION_FLAG_IS_WRAPPER 1 ///< the section only contains other sections, but has no data at its own level
125 #define SECTION_FLAG_IS_ARRAY 2 ///< the section contains an array of elements of the same type
126 #define SECTION_FLAG_HAS_VARIABLE_FIELDS 4 ///< the section may contain a variable number of fields with variable keys.
127 /// For these sections the element_name field is mandatory.
129 int children_ids[SECTION_MAX_NB_CHILDREN+1]; ///< list of children section IDS, terminated by -1
130 const char *element_name; ///< name of the contained element, if provided
131 const char *unique_name; ///< unique section name, in case the name is ambiguous
132 AVDictionary *entries_to_show;
133 int show_all_entries;
137 SECTION_ID_NONE = -1,
139 SECTION_ID_CHAPTER_TAGS,
143 SECTION_ID_FORMAT_TAGS,
146 SECTION_ID_FRAME_TAGS,
147 SECTION_ID_FRAME_SIDE_DATA_LIST,
148 SECTION_ID_FRAME_SIDE_DATA,
149 SECTION_ID_LIBRARY_VERSION,
150 SECTION_ID_LIBRARY_VERSIONS,
152 SECTION_ID_PACKET_TAGS,
154 SECTION_ID_PACKETS_AND_FRAMES,
155 SECTION_ID_PACKET_SIDE_DATA_LIST,
156 SECTION_ID_PACKET_SIDE_DATA,
157 SECTION_ID_PIXEL_FORMAT,
158 SECTION_ID_PIXEL_FORMAT_FLAGS,
159 SECTION_ID_PIXEL_FORMAT_COMPONENT,
160 SECTION_ID_PIXEL_FORMAT_COMPONENTS,
161 SECTION_ID_PIXEL_FORMATS,
162 SECTION_ID_PROGRAM_STREAM_DISPOSITION,
163 SECTION_ID_PROGRAM_STREAM_TAGS,
165 SECTION_ID_PROGRAM_STREAMS,
166 SECTION_ID_PROGRAM_STREAM,
167 SECTION_ID_PROGRAM_TAGS,
168 SECTION_ID_PROGRAM_VERSION,
172 SECTION_ID_STREAM_DISPOSITION,
174 SECTION_ID_STREAM_TAGS,
175 SECTION_ID_STREAM_SIDE_DATA_LIST,
176 SECTION_ID_STREAM_SIDE_DATA,
180 static struct section sections[] = {
181 [SECTION_ID_CHAPTERS] = { SECTION_ID_CHAPTERS, "chapters", SECTION_FLAG_IS_ARRAY, { SECTION_ID_CHAPTER, -1 } },
182 [SECTION_ID_CHAPTER] = { SECTION_ID_CHAPTER, "chapter", 0, { SECTION_ID_CHAPTER_TAGS, -1 } },
183 [SECTION_ID_CHAPTER_TAGS] = { SECTION_ID_CHAPTER_TAGS, "tags", SECTION_FLAG_HAS_VARIABLE_FIELDS, { -1 }, .element_name = "tag", .unique_name = "chapter_tags" },
184 [SECTION_ID_ERROR] = { SECTION_ID_ERROR, "error", 0, { -1 } },
185 [SECTION_ID_FORMAT] = { SECTION_ID_FORMAT, "format", 0, { SECTION_ID_FORMAT_TAGS, -1 } },
186 [SECTION_ID_FORMAT_TAGS] = { SECTION_ID_FORMAT_TAGS, "tags", SECTION_FLAG_HAS_VARIABLE_FIELDS, { -1 }, .element_name = "tag", .unique_name = "format_tags" },
187 [SECTION_ID_FRAMES] = { SECTION_ID_FRAMES, "frames", SECTION_FLAG_IS_ARRAY, { SECTION_ID_FRAME, SECTION_ID_SUBTITLE, -1 } },
188 [SECTION_ID_FRAME] = { SECTION_ID_FRAME, "frame", 0, { SECTION_ID_FRAME_TAGS, SECTION_ID_FRAME_SIDE_DATA_LIST, -1 } },
189 [SECTION_ID_FRAME_TAGS] = { SECTION_ID_FRAME_TAGS, "tags", SECTION_FLAG_HAS_VARIABLE_FIELDS, { -1 }, .element_name = "tag", .unique_name = "frame_tags" },
190 [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 } },
191 [SECTION_ID_FRAME_SIDE_DATA] = { SECTION_ID_FRAME_SIDE_DATA, "side_data", 0, { -1 } },
192 [SECTION_ID_LIBRARY_VERSIONS] = { SECTION_ID_LIBRARY_VERSIONS, "library_versions", SECTION_FLAG_IS_ARRAY, { SECTION_ID_LIBRARY_VERSION, -1 } },
193 [SECTION_ID_LIBRARY_VERSION] = { SECTION_ID_LIBRARY_VERSION, "library_version", 0, { -1 } },
194 [SECTION_ID_PACKETS] = { SECTION_ID_PACKETS, "packets", SECTION_FLAG_IS_ARRAY, { SECTION_ID_PACKET, -1} },
195 [SECTION_ID_PACKETS_AND_FRAMES] = { SECTION_ID_PACKETS_AND_FRAMES, "packets_and_frames", SECTION_FLAG_IS_ARRAY, { SECTION_ID_PACKET, -1} },
196 [SECTION_ID_PACKET] = { SECTION_ID_PACKET, "packet", 0, { SECTION_ID_PACKET_TAGS, SECTION_ID_PACKET_SIDE_DATA_LIST, -1 } },
197 [SECTION_ID_PACKET_TAGS] = { SECTION_ID_PACKET_TAGS, "tags", SECTION_FLAG_HAS_VARIABLE_FIELDS, { -1 }, .element_name = "tag", .unique_name = "packet_tags" },
198 [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 } },
199 [SECTION_ID_PACKET_SIDE_DATA] = { SECTION_ID_PACKET_SIDE_DATA, "side_data", 0, { -1 } },
200 [SECTION_ID_PIXEL_FORMATS] = { SECTION_ID_PIXEL_FORMATS, "pixel_formats", SECTION_FLAG_IS_ARRAY, { SECTION_ID_PIXEL_FORMAT, -1 } },
201 [SECTION_ID_PIXEL_FORMAT] = { SECTION_ID_PIXEL_FORMAT, "pixel_format", 0, { SECTION_ID_PIXEL_FORMAT_FLAGS, SECTION_ID_PIXEL_FORMAT_COMPONENTS, -1 } },
202 [SECTION_ID_PIXEL_FORMAT_FLAGS] = { SECTION_ID_PIXEL_FORMAT_FLAGS, "flags", 0, { -1 }, .unique_name = "pixel_format_flags" },
203 [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" },
204 [SECTION_ID_PIXEL_FORMAT_COMPONENT] = { SECTION_ID_PIXEL_FORMAT_COMPONENT, "component", 0, { -1 } },
205 [SECTION_ID_PROGRAM_STREAM_DISPOSITION] = { SECTION_ID_PROGRAM_STREAM_DISPOSITION, "disposition", 0, { -1 }, .unique_name = "program_stream_disposition" },
206 [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" },
207 [SECTION_ID_PROGRAM] = { SECTION_ID_PROGRAM, "program", 0, { SECTION_ID_PROGRAM_TAGS, SECTION_ID_PROGRAM_STREAMS, -1 } },
208 [SECTION_ID_PROGRAM_STREAMS] = { SECTION_ID_PROGRAM_STREAMS, "streams", SECTION_FLAG_IS_ARRAY, { SECTION_ID_PROGRAM_STREAM, -1 }, .unique_name = "program_streams" },
209 [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" },
210 [SECTION_ID_PROGRAM_TAGS] = { SECTION_ID_PROGRAM_TAGS, "tags", SECTION_FLAG_HAS_VARIABLE_FIELDS, { -1 }, .element_name = "tag", .unique_name = "program_tags" },
211 [SECTION_ID_PROGRAM_VERSION] = { SECTION_ID_PROGRAM_VERSION, "program_version", 0, { -1 } },
212 [SECTION_ID_PROGRAMS] = { SECTION_ID_PROGRAMS, "programs", SECTION_FLAG_IS_ARRAY, { SECTION_ID_PROGRAM, -1 } },
213 [SECTION_ID_ROOT] = { SECTION_ID_ROOT, "root", SECTION_FLAG_IS_WRAPPER,
214 { SECTION_ID_CHAPTERS, SECTION_ID_FORMAT, SECTION_ID_FRAMES, SECTION_ID_PROGRAMS, SECTION_ID_STREAMS,
215 SECTION_ID_PACKETS, SECTION_ID_ERROR, SECTION_ID_PROGRAM_VERSION, SECTION_ID_LIBRARY_VERSIONS,
216 SECTION_ID_PIXEL_FORMATS, -1} },
217 [SECTION_ID_STREAMS] = { SECTION_ID_STREAMS, "streams", SECTION_FLAG_IS_ARRAY, { SECTION_ID_STREAM, -1 } },
218 [SECTION_ID_STREAM] = { SECTION_ID_STREAM, "stream", 0, { SECTION_ID_STREAM_DISPOSITION, SECTION_ID_STREAM_TAGS, SECTION_ID_STREAM_SIDE_DATA_LIST, -1 } },
219 [SECTION_ID_STREAM_DISPOSITION] = { SECTION_ID_STREAM_DISPOSITION, "disposition", 0, { -1 }, .unique_name = "stream_disposition" },
220 [SECTION_ID_STREAM_TAGS] = { SECTION_ID_STREAM_TAGS, "tags", SECTION_FLAG_HAS_VARIABLE_FIELDS, { -1 }, .element_name = "tag", .unique_name = "stream_tags" },
221 [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 } },
222 [SECTION_ID_STREAM_SIDE_DATA] = { SECTION_ID_STREAM_SIDE_DATA, "side_data", 0, { -1 } },
223 [SECTION_ID_SUBTITLE] = { SECTION_ID_SUBTITLE, "subtitle", 0, { -1 } },
226 static const OptionDef *options;
228 /* FFprobe context */
229 static const char *input_filename;
230 static AVInputFormat *iformat = NULL;
232 static struct AVHashContext *hash;
234 static const struct {
240 { 1.0, 1.0, "", "" },
241 { 1.024e3, 1e3, "Ki", "K" },
242 { 1.048576e6, 1e6, "Mi", "M" },
243 { 1.073741824e9, 1e9, "Gi", "G" },
244 { 1.099511627776e12, 1e12, "Ti", "T" },
245 { 1.125899906842624e15, 1e15, "Pi", "P" },
248 static const char unit_second_str[] = "s" ;
249 static const char unit_hertz_str[] = "Hz" ;
250 static const char unit_byte_str[] = "byte" ;
251 static const char unit_bit_per_second_str[] = "bit/s";
253 static int nb_streams;
254 static uint64_t *nb_streams_packets;
255 static uint64_t *nb_streams_frames;
256 static int *selected_streams;
258 static void ffprobe_cleanup(int ret)
261 for (i = 0; i < FF_ARRAY_ELEMS(sections); i++)
262 av_dict_free(&(sections[i].entries_to_show));
266 union { double d; long long int i; } val;
270 static char *value_string(char *buf, int buf_size, struct unit_value uv)
276 if (uv.unit == unit_second_str) {
280 vald = vali = uv.val.i;
283 if (uv.unit == unit_second_str && use_value_sexagesimal_format) {
287 mins = (int)secs / 60;
288 secs = secs - mins * 60;
291 snprintf(buf, buf_size, "%d:%02d:%09.6f", hours, mins, secs);
293 const char *prefix_string = "";
295 if (use_value_prefix && vald > 1) {
298 if (uv.unit == unit_byte_str && use_byte_value_binary_prefix) {
299 index = (long long int) (log2(vald)) / 10;
300 index = av_clip(index, 0, FF_ARRAY_ELEMS(si_prefixes) - 1);
301 vald /= si_prefixes[index].bin_val;
302 prefix_string = si_prefixes[index].bin_str;
304 index = (long long int) (log10(vald)) / 3;
305 index = av_clip(index, 0, FF_ARRAY_ELEMS(si_prefixes) - 1);
306 vald /= si_prefixes[index].dec_val;
307 prefix_string = si_prefixes[index].dec_str;
312 if (show_float || (use_value_prefix && vald != (long long int)vald))
313 snprintf(buf, buf_size, "%f", vald);
315 snprintf(buf, buf_size, "%lld", vali);
316 av_strlcatf(buf, buf_size, "%s%s%s", *prefix_string || show_value_unit ? " " : "",
317 prefix_string, show_value_unit ? uv.unit : "");
325 typedef struct WriterContext WriterContext;
327 #define WRITER_FLAG_DISPLAY_OPTIONAL_FIELDS 1
328 #define WRITER_FLAG_PUT_PACKETS_AND_FRAMES_IN_SAME_CHAPTER 2
331 WRITER_STRING_VALIDATION_FAIL,
332 WRITER_STRING_VALIDATION_REPLACE,
333 WRITER_STRING_VALIDATION_IGNORE,
334 WRITER_STRING_VALIDATION_NB
337 typedef struct Writer {
338 const AVClass *priv_class; ///< private class of the writer, if any
339 int priv_size; ///< private size for the writer context
342 int (*init) (WriterContext *wctx);
343 void (*uninit)(WriterContext *wctx);
345 void (*print_section_header)(WriterContext *wctx);
346 void (*print_section_footer)(WriterContext *wctx);
347 void (*print_integer) (WriterContext *wctx, const char *, long long int);
348 void (*print_rational) (WriterContext *wctx, AVRational *q, char *sep);
349 void (*print_string) (WriterContext *wctx, const char *, const char *);
350 int flags; ///< a combination or WRITER_FLAG_*
353 #define SECTION_MAX_NB_LEVELS 10
355 struct WriterContext {
356 const AVClass *class; ///< class of the writer
357 const Writer *writer; ///< the Writer of which this is an instance
358 char *name; ///< name of this writer instance
359 void *priv; ///< private data for use by the filter
361 const struct section *sections; ///< array containing all sections
362 int nb_sections; ///< number of sections
364 int level; ///< current level, starting from 0
366 /** number of the item printed in the given section, starting from 0 */
367 unsigned int nb_item[SECTION_MAX_NB_LEVELS];
369 /** section per each level */
370 const struct section *section[SECTION_MAX_NB_LEVELS];
371 AVBPrint section_pbuf[SECTION_MAX_NB_LEVELS]; ///< generic print buffer dedicated to each section,
372 /// used by various writers
374 unsigned int nb_section_packet; ///< number of the packet section in case we are in "packets_and_frames" section
375 unsigned int nb_section_frame; ///< number of the frame section in case we are in "packets_and_frames" section
376 unsigned int nb_section_packet_frame; ///< nb_section_packet or nb_section_frame according if is_packets_and_frames
378 int string_validation;
379 char *string_validation_replacement;
380 unsigned int string_validation_utf8_flags;
383 static const char *writer_get_name(void *p)
385 WriterContext *wctx = p;
386 return wctx->writer->name;
389 #define OFFSET(x) offsetof(WriterContext, x)
391 static const AVOption writer_options[] = {
392 { "string_validation", "set string validation mode",
393 OFFSET(string_validation), AV_OPT_TYPE_INT, {.i64=WRITER_STRING_VALIDATION_REPLACE}, 0, WRITER_STRING_VALIDATION_NB-1, .unit = "sv" },
394 { "sv", "set string validation mode",
395 OFFSET(string_validation), AV_OPT_TYPE_INT, {.i64=WRITER_STRING_VALIDATION_REPLACE}, 0, WRITER_STRING_VALIDATION_NB-1, .unit = "sv" },
396 { "ignore", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = WRITER_STRING_VALIDATION_IGNORE}, .unit = "sv" },
397 { "replace", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = WRITER_STRING_VALIDATION_REPLACE}, .unit = "sv" },
398 { "fail", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = WRITER_STRING_VALIDATION_FAIL}, .unit = "sv" },
399 { "string_validation_replacement", "set string validation replacement string", OFFSET(string_validation_replacement), AV_OPT_TYPE_STRING, {.str=""}},
400 { "svr", "set string validation replacement string", OFFSET(string_validation_replacement), AV_OPT_TYPE_STRING, {.str="\xEF\xBF\xBD"}},
404 static void *writer_child_next(void *obj, void *prev)
406 WriterContext *ctx = obj;
407 if (!prev && ctx->writer && ctx->writer->priv_class && ctx->priv)
412 static const AVClass writer_class = {
413 .class_name = "Writer",
414 .item_name = writer_get_name,
415 .option = writer_options,
416 .version = LIBAVUTIL_VERSION_INT,
417 .child_next = writer_child_next,
420 static void writer_close(WriterContext **wctx)
427 if ((*wctx)->writer->uninit)
428 (*wctx)->writer->uninit(*wctx);
429 for (i = 0; i < SECTION_MAX_NB_LEVELS; i++)
430 av_bprint_finalize(&(*wctx)->section_pbuf[i], NULL);
431 if ((*wctx)->writer->priv_class)
432 av_opt_free((*wctx)->priv);
433 av_freep(&((*wctx)->priv));
438 static void bprint_bytes(AVBPrint *bp, const uint8_t *ubuf, size_t ubuf_size)
441 av_bprintf(bp, "0X");
442 for (i = 0; i < ubuf_size; i++)
443 av_bprintf(bp, "%02X", ubuf[i]);
447 static int writer_open(WriterContext **wctx, const Writer *writer, const char *args,
448 const struct section *sections, int nb_sections)
452 if (!(*wctx = av_mallocz(sizeof(WriterContext)))) {
453 ret = AVERROR(ENOMEM);
457 if (!((*wctx)->priv = av_mallocz(writer->priv_size))) {
458 ret = AVERROR(ENOMEM);
462 (*wctx)->class = &writer_class;
463 (*wctx)->writer = writer;
465 (*wctx)->sections = sections;
466 (*wctx)->nb_sections = nb_sections;
468 av_opt_set_defaults(*wctx);
470 if (writer->priv_class) {
471 void *priv_ctx = (*wctx)->priv;
472 *((const AVClass **)priv_ctx) = writer->priv_class;
473 av_opt_set_defaults(priv_ctx);
476 /* convert options to dictionary */
478 AVDictionary *opts = NULL;
479 AVDictionaryEntry *opt = NULL;
481 if ((ret = av_dict_parse_string(&opts, args, "=", ":", 0)) < 0) {
482 av_log(*wctx, AV_LOG_ERROR, "Failed to parse option string '%s' provided to writer context\n", args);
487 while ((opt = av_dict_get(opts, "", opt, AV_DICT_IGNORE_SUFFIX))) {
488 if ((ret = av_opt_set(*wctx, opt->key, opt->value, AV_OPT_SEARCH_CHILDREN)) < 0) {
489 av_log(*wctx, AV_LOG_ERROR, "Failed to set option '%s' with value '%s' provided to writer context\n",
490 opt->key, opt->value);
499 /* validate replace string */
501 const uint8_t *p = (*wctx)->string_validation_replacement;
502 const uint8_t *endp = p + strlen(p);
504 const uint8_t *p0 = p;
506 ret = av_utf8_decode(&code, &p, endp, (*wctx)->string_validation_utf8_flags);
509 av_bprint_init(&bp, 0, AV_BPRINT_SIZE_AUTOMATIC);
510 bprint_bytes(&bp, p0, p-p0),
511 av_log(wctx, AV_LOG_ERROR,
512 "Invalid UTF8 sequence %s found in string validation replace '%s'\n",
513 bp.str, (*wctx)->string_validation_replacement);
519 for (i = 0; i < SECTION_MAX_NB_LEVELS; i++)
520 av_bprint_init(&(*wctx)->section_pbuf[i], 1, AV_BPRINT_SIZE_UNLIMITED);
522 if ((*wctx)->writer->init)
523 ret = (*wctx)->writer->init(*wctx);
534 static inline void writer_print_section_header(WriterContext *wctx,
537 int parent_section_id;
539 av_assert0(wctx->level < SECTION_MAX_NB_LEVELS);
540 parent_section_id = wctx->level ?
541 (wctx->section[wctx->level-1])->id : SECTION_ID_NONE;
543 wctx->nb_item[wctx->level] = 0;
544 wctx->section[wctx->level] = &wctx->sections[section_id];
546 if (section_id == SECTION_ID_PACKETS_AND_FRAMES) {
547 wctx->nb_section_packet = wctx->nb_section_frame =
548 wctx->nb_section_packet_frame = 0;
549 } else if (parent_section_id == SECTION_ID_PACKETS_AND_FRAMES) {
550 wctx->nb_section_packet_frame = section_id == SECTION_ID_PACKET ?
551 wctx->nb_section_packet : wctx->nb_section_frame;
554 if (wctx->writer->print_section_header)
555 wctx->writer->print_section_header(wctx);
558 static inline void writer_print_section_footer(WriterContext *wctx)
560 int section_id = wctx->section[wctx->level]->id;
561 int parent_section_id = wctx->level ?
562 wctx->section[wctx->level-1]->id : SECTION_ID_NONE;
564 if (parent_section_id != SECTION_ID_NONE)
565 wctx->nb_item[wctx->level-1]++;
566 if (parent_section_id == SECTION_ID_PACKETS_AND_FRAMES) {
567 if (section_id == SECTION_ID_PACKET) wctx->nb_section_packet++;
568 else wctx->nb_section_frame++;
570 if (wctx->writer->print_section_footer)
571 wctx->writer->print_section_footer(wctx);
575 static inline void writer_print_integer(WriterContext *wctx,
576 const char *key, long long int val)
578 const struct section *section = wctx->section[wctx->level];
580 if (section->show_all_entries || av_dict_get(section->entries_to_show, key, NULL, 0)) {
581 wctx->writer->print_integer(wctx, key, val);
582 wctx->nb_item[wctx->level]++;
586 static inline int validate_string(WriterContext *wctx, char **dstp, const char *src)
588 const uint8_t *p, *endp;
590 int invalid_chars_nb = 0, ret = 0;
592 av_bprint_init(&dstbuf, 0, AV_BPRINT_SIZE_UNLIMITED);
594 endp = src + strlen(src);
595 for (p = (uint8_t *)src; *p;) {
598 const uint8_t *p0 = p;
600 if (av_utf8_decode(&code, &p, endp, wctx->string_validation_utf8_flags) < 0) {
602 av_bprint_init(&bp, 0, AV_BPRINT_SIZE_AUTOMATIC);
603 bprint_bytes(&bp, p0, p-p0);
604 av_log(wctx, AV_LOG_DEBUG,
605 "Invalid UTF-8 sequence %s found in string '%s'\n", bp.str, src);
612 switch (wctx->string_validation) {
613 case WRITER_STRING_VALIDATION_FAIL:
614 av_log(wctx, AV_LOG_ERROR,
615 "Invalid UTF-8 sequence found in string '%s'\n", src);
616 ret = AVERROR_INVALIDDATA;
620 case WRITER_STRING_VALIDATION_REPLACE:
621 av_bprintf(&dstbuf, "%s", wctx->string_validation_replacement);
626 if (!invalid || wctx->string_validation == WRITER_STRING_VALIDATION_IGNORE)
627 av_bprint_append_data(&dstbuf, p0, p-p0);
630 if (invalid_chars_nb && wctx->string_validation == WRITER_STRING_VALIDATION_REPLACE) {
631 av_log(wctx, AV_LOG_WARNING,
632 "%d invalid UTF-8 sequence(s) found in string '%s', replaced with '%s'\n",
633 invalid_chars_nb, src, wctx->string_validation_replacement);
637 av_bprint_finalize(&dstbuf, dstp);
641 #define PRINT_STRING_OPT 1
642 #define PRINT_STRING_VALIDATE 2
644 static inline int writer_print_string(WriterContext *wctx,
645 const char *key, const char *val, int flags)
647 const struct section *section = wctx->section[wctx->level];
650 if ((flags & PRINT_STRING_OPT)
651 && !(wctx->writer->flags & WRITER_FLAG_DISPLAY_OPTIONAL_FIELDS))
654 if (section->show_all_entries || av_dict_get(section->entries_to_show, key, NULL, 0)) {
655 if (flags & PRINT_STRING_VALIDATE) {
656 char *key1 = NULL, *val1 = NULL;
657 ret = validate_string(wctx, &key1, key);
658 if (ret < 0) goto end;
659 ret = validate_string(wctx, &val1, val);
660 if (ret < 0) goto end;
661 wctx->writer->print_string(wctx, key1, val1);
664 av_log(wctx, AV_LOG_ERROR,
665 "Invalid key=value string combination %s=%s in section %s\n",
666 key, val, section->unique_name);
671 wctx->writer->print_string(wctx, key, val);
674 wctx->nb_item[wctx->level]++;
680 static inline void writer_print_rational(WriterContext *wctx,
681 const char *key, AVRational q, char sep)
684 av_bprint_init(&buf, 0, AV_BPRINT_SIZE_AUTOMATIC);
685 av_bprintf(&buf, "%d%c%d", q.num, sep, q.den);
686 writer_print_string(wctx, key, buf.str, 0);
689 static void writer_print_time(WriterContext *wctx, const char *key,
690 int64_t ts, const AVRational *time_base, int is_duration)
694 if ((!is_duration && ts == AV_NOPTS_VALUE) || (is_duration && ts == 0)) {
695 writer_print_string(wctx, key, "N/A", PRINT_STRING_OPT);
697 double d = ts * av_q2d(*time_base);
698 struct unit_value uv;
700 uv.unit = unit_second_str;
701 value_string(buf, sizeof(buf), uv);
702 writer_print_string(wctx, key, buf, 0);
706 static void writer_print_ts(WriterContext *wctx, const char *key, int64_t ts, int is_duration)
708 if ((!is_duration && ts == AV_NOPTS_VALUE) || (is_duration && ts == 0)) {
709 writer_print_string(wctx, key, "N/A", PRINT_STRING_OPT);
711 writer_print_integer(wctx, key, ts);
715 static void writer_print_data(WriterContext *wctx, const char *name,
716 uint8_t *data, int size)
719 int offset = 0, l, i;
721 av_bprint_init(&bp, 0, AV_BPRINT_SIZE_UNLIMITED);
722 av_bprintf(&bp, "\n");
724 av_bprintf(&bp, "%08x: ", offset);
726 for (i = 0; i < l; i++) {
727 av_bprintf(&bp, "%02x", data[i]);
729 av_bprintf(&bp, " ");
731 av_bprint_chars(&bp, ' ', 41 - 2 * i - i / 2);
732 for (i = 0; i < l; i++)
733 av_bprint_chars(&bp, data[i] - 32U < 95 ? data[i] : '.', 1);
734 av_bprintf(&bp, "\n");
739 writer_print_string(wctx, name, bp.str, 0);
740 av_bprint_finalize(&bp, NULL);
743 static void writer_print_data_hash(WriterContext *wctx, const char *name,
744 uint8_t *data, int size)
746 char *p, buf[AV_HASH_MAX_SIZE * 2 + 64] = { 0 };
751 av_hash_update(hash, data, size);
752 snprintf(buf, sizeof(buf), "%s:", av_hash_get_name(hash));
753 p = buf + strlen(buf);
754 av_hash_final_hex(hash, p, buf + sizeof(buf) - p);
755 writer_print_string(wctx, name, buf, 0);
758 static void writer_print_integers(WriterContext *wctx, const char *name,
759 uint8_t *data, int size, const char *format,
760 int columns, int bytes, int offset_add)
763 int offset = 0, l, i;
765 av_bprint_init(&bp, 0, AV_BPRINT_SIZE_UNLIMITED);
766 av_bprintf(&bp, "\n");
768 av_bprintf(&bp, "%08x: ", offset);
769 l = FFMIN(size, columns);
770 for (i = 0; i < l; i++) {
771 if (bytes == 1) av_bprintf(&bp, format, *data);
772 else if (bytes == 2) av_bprintf(&bp, format, AV_RN16(data));
773 else if (bytes == 4) av_bprintf(&bp, format, AV_RN32(data));
777 av_bprintf(&bp, "\n");
778 offset += offset_add;
780 writer_print_string(wctx, name, bp.str, 0);
781 av_bprint_finalize(&bp, NULL);
784 #define MAX_REGISTERED_WRITERS_NB 64
786 static const Writer *registered_writers[MAX_REGISTERED_WRITERS_NB + 1];
788 static int writer_register(const Writer *writer)
790 static int next_registered_writer_idx = 0;
792 if (next_registered_writer_idx == MAX_REGISTERED_WRITERS_NB)
793 return AVERROR(ENOMEM);
795 registered_writers[next_registered_writer_idx++] = writer;
799 static const Writer *writer_get_by_name(const char *name)
803 for (i = 0; registered_writers[i]; i++)
804 if (!strcmp(registered_writers[i]->name, name))
805 return registered_writers[i];
813 #define DEFINE_WRITER_CLASS(name) \
814 static const char *name##_get_name(void *ctx) \
818 static const AVClass name##_class = { \
819 .class_name = #name, \
820 .item_name = name##_get_name, \
821 .option = name##_options \
826 typedef struct DefaultContext {
827 const AVClass *class;
829 int noprint_wrappers;
830 int nested_section[SECTION_MAX_NB_LEVELS];
834 #define OFFSET(x) offsetof(DefaultContext, x)
836 static const AVOption default_options[] = {
837 { "noprint_wrappers", "do not print headers and footers", OFFSET(noprint_wrappers), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
838 { "nw", "do not print headers and footers", OFFSET(noprint_wrappers), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
839 { "nokey", "force no key printing", OFFSET(nokey), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
840 { "nk", "force no key printing", OFFSET(nokey), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
844 DEFINE_WRITER_CLASS(default);
846 /* lame uppercasing routine, assumes the string is lower case ASCII */
847 static inline char *upcase_string(char *dst, size_t dst_size, const char *src)
850 for (i = 0; src[i] && i < dst_size-1; i++)
851 dst[i] = av_toupper(src[i]);
856 static void default_print_section_header(WriterContext *wctx)
858 DefaultContext *def = wctx->priv;
860 const struct section *section = wctx->section[wctx->level];
861 const struct section *parent_section = wctx->level ?
862 wctx->section[wctx->level-1] : NULL;
864 av_bprint_clear(&wctx->section_pbuf[wctx->level]);
865 if (parent_section &&
866 !(parent_section->flags & (SECTION_FLAG_IS_WRAPPER|SECTION_FLAG_IS_ARRAY))) {
867 def->nested_section[wctx->level] = 1;
868 av_bprintf(&wctx->section_pbuf[wctx->level], "%s%s:",
869 wctx->section_pbuf[wctx->level-1].str,
870 upcase_string(buf, sizeof(buf),
871 av_x_if_null(section->element_name, section->name)));
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_section_footer(WriterContext *wctx)
883 DefaultContext *def = wctx->priv;
884 const struct section *section = wctx->section[wctx->level];
887 if (def->noprint_wrappers || def->nested_section[wctx->level])
890 if (!(section->flags & (SECTION_FLAG_IS_WRAPPER|SECTION_FLAG_IS_ARRAY)))
891 printf("[/%s]\n", upcase_string(buf, sizeof(buf), section->name));
894 static void default_print_str(WriterContext *wctx, const char *key, const char *value)
896 DefaultContext *def = wctx->priv;
899 printf("%s%s=", wctx->section_pbuf[wctx->level].str, key);
900 printf("%s\n", value);
903 static void default_print_int(WriterContext *wctx, const char *key, long long int value)
905 DefaultContext *def = wctx->priv;
908 printf("%s%s=", wctx->section_pbuf[wctx->level].str, key);
909 printf("%lld\n", value);
912 static const Writer default_writer = {
914 .priv_size = sizeof(DefaultContext),
915 .print_section_header = default_print_section_header,
916 .print_section_footer = default_print_section_footer,
917 .print_integer = default_print_int,
918 .print_string = default_print_str,
919 .flags = WRITER_FLAG_DISPLAY_OPTIONAL_FIELDS,
920 .priv_class = &default_class,
926 * Apply C-language-like string escaping.
928 static const char *c_escape_str(AVBPrint *dst, const char *src, const char sep, void *log_ctx)
932 for (p = src; *p; p++) {
934 case '\b': av_bprintf(dst, "%s", "\\b"); break;
935 case '\f': av_bprintf(dst, "%s", "\\f"); break;
936 case '\n': av_bprintf(dst, "%s", "\\n"); break;
937 case '\r': av_bprintf(dst, "%s", "\\r"); break;
938 case '\\': av_bprintf(dst, "%s", "\\\\"); break;
941 av_bprint_chars(dst, '\\', 1);
942 av_bprint_chars(dst, *p, 1);
949 * Quote fields containing special characters, check RFC4180.
951 static const char *csv_escape_str(AVBPrint *dst, const char *src, const char sep, void *log_ctx)
953 char meta_chars[] = { sep, '"', '\n', '\r', '\0' };
954 int needs_quoting = !!src[strcspn(src, meta_chars)];
957 av_bprint_chars(dst, '"', 1);
959 for (; *src; src++) {
961 av_bprint_chars(dst, '"', 1);
962 av_bprint_chars(dst, *src, 1);
965 av_bprint_chars(dst, '"', 1);
969 static const char *none_escape_str(AVBPrint *dst, const char *src, const char sep, void *log_ctx)
974 typedef struct CompactContext {
975 const AVClass *class;
980 char *escape_mode_str;
981 const char * (*escape_str)(AVBPrint *dst, const char *src, const char sep, void *log_ctx);
982 int nested_section[SECTION_MAX_NB_LEVELS];
983 int has_nested_elems[SECTION_MAX_NB_LEVELS];
984 int terminate_line[SECTION_MAX_NB_LEVELS];
988 #define OFFSET(x) offsetof(CompactContext, x)
990 static const AVOption compact_options[]= {
991 {"item_sep", "set item separator", OFFSET(item_sep_str), AV_OPT_TYPE_STRING, {.str="|"}, CHAR_MIN, CHAR_MAX },
992 {"s", "set item separator", OFFSET(item_sep_str), AV_OPT_TYPE_STRING, {.str="|"}, CHAR_MIN, CHAR_MAX },
993 {"nokey", "force no key printing", OFFSET(nokey), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
994 {"nk", "force no key printing", OFFSET(nokey), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
995 {"escape", "set escape mode", OFFSET(escape_mode_str), AV_OPT_TYPE_STRING, {.str="c"}, CHAR_MIN, CHAR_MAX },
996 {"e", "set escape mode", OFFSET(escape_mode_str), AV_OPT_TYPE_STRING, {.str="c"}, CHAR_MIN, CHAR_MAX },
997 {"print_section", "print section name", OFFSET(print_section), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
998 {"p", "print section name", OFFSET(print_section), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1002 DEFINE_WRITER_CLASS(compact);
1004 static av_cold int compact_init(WriterContext *wctx)
1006 CompactContext *compact = wctx->priv;
1008 if (strlen(compact->item_sep_str) != 1) {
1009 av_log(wctx, AV_LOG_ERROR, "Item separator '%s' specified, but must contain a single character\n",
1010 compact->item_sep_str);
1011 return AVERROR(EINVAL);
1013 compact->item_sep = compact->item_sep_str[0];
1015 if (!strcmp(compact->escape_mode_str, "none")) compact->escape_str = none_escape_str;
1016 else if (!strcmp(compact->escape_mode_str, "c" )) compact->escape_str = c_escape_str;
1017 else if (!strcmp(compact->escape_mode_str, "csv" )) compact->escape_str = csv_escape_str;
1019 av_log(wctx, AV_LOG_ERROR, "Unknown escape mode '%s'\n", compact->escape_mode_str);
1020 return AVERROR(EINVAL);
1026 static void compact_print_section_header(WriterContext *wctx)
1028 CompactContext *compact = wctx->priv;
1029 const struct section *section = wctx->section[wctx->level];
1030 const struct section *parent_section = wctx->level ?
1031 wctx->section[wctx->level-1] : NULL;
1032 compact->terminate_line[wctx->level] = 1;
1033 compact->has_nested_elems[wctx->level] = 0;
1035 av_bprint_clear(&wctx->section_pbuf[wctx->level]);
1036 if (!(section->flags & SECTION_FLAG_IS_ARRAY) && parent_section &&
1037 !(parent_section->flags & (SECTION_FLAG_IS_WRAPPER|SECTION_FLAG_IS_ARRAY))) {
1038 compact->nested_section[wctx->level] = 1;
1039 compact->has_nested_elems[wctx->level-1] = 1;
1040 av_bprintf(&wctx->section_pbuf[wctx->level], "%s%s:",
1041 wctx->section_pbuf[wctx->level-1].str,
1042 (char *)av_x_if_null(section->element_name, section->name));
1043 wctx->nb_item[wctx->level] = wctx->nb_item[wctx->level-1];
1045 if (parent_section && compact->has_nested_elems[wctx->level-1] &&
1046 (section->flags & SECTION_FLAG_IS_ARRAY)) {
1047 compact->terminate_line[wctx->level-1] = 0;
1050 if (compact->print_section &&
1051 !(section->flags & (SECTION_FLAG_IS_WRAPPER|SECTION_FLAG_IS_ARRAY)))
1052 printf("%s%c", section->name, compact->item_sep);
1056 static void compact_print_section_footer(WriterContext *wctx)
1058 CompactContext *compact = wctx->priv;
1060 if (!compact->nested_section[wctx->level] &&
1061 compact->terminate_line[wctx->level] &&
1062 !(wctx->section[wctx->level]->flags & (SECTION_FLAG_IS_WRAPPER|SECTION_FLAG_IS_ARRAY)))
1066 static void compact_print_str(WriterContext *wctx, const char *key, const char *value)
1068 CompactContext *compact = wctx->priv;
1071 if (wctx->nb_item[wctx->level]) printf("%c", compact->item_sep);
1072 if (!compact->nokey)
1073 printf("%s%s=", wctx->section_pbuf[wctx->level].str, key);
1074 av_bprint_init(&buf, 1, AV_BPRINT_SIZE_UNLIMITED);
1075 printf("%s", compact->escape_str(&buf, value, compact->item_sep, wctx));
1076 av_bprint_finalize(&buf, NULL);
1079 static void compact_print_int(WriterContext *wctx, const char *key, long long int value)
1081 CompactContext *compact = wctx->priv;
1083 if (wctx->nb_item[wctx->level]) printf("%c", compact->item_sep);
1084 if (!compact->nokey)
1085 printf("%s%s=", wctx->section_pbuf[wctx->level].str, key);
1086 printf("%lld", value);
1089 static const Writer compact_writer = {
1091 .priv_size = sizeof(CompactContext),
1092 .init = compact_init,
1093 .print_section_header = compact_print_section_header,
1094 .print_section_footer = compact_print_section_footer,
1095 .print_integer = compact_print_int,
1096 .print_string = compact_print_str,
1097 .flags = WRITER_FLAG_DISPLAY_OPTIONAL_FIELDS,
1098 .priv_class = &compact_class,
1104 #define OFFSET(x) offsetof(CompactContext, x)
1106 static const AVOption csv_options[] = {
1107 {"item_sep", "set item separator", OFFSET(item_sep_str), AV_OPT_TYPE_STRING, {.str=","}, CHAR_MIN, CHAR_MAX },
1108 {"s", "set item separator", OFFSET(item_sep_str), AV_OPT_TYPE_STRING, {.str=","}, CHAR_MIN, CHAR_MAX },
1109 {"nokey", "force no key printing", OFFSET(nokey), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1110 {"nk", "force no key printing", OFFSET(nokey), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1111 {"escape", "set escape mode", OFFSET(escape_mode_str), AV_OPT_TYPE_STRING, {.str="csv"}, CHAR_MIN, CHAR_MAX },
1112 {"e", "set escape mode", OFFSET(escape_mode_str), AV_OPT_TYPE_STRING, {.str="csv"}, CHAR_MIN, CHAR_MAX },
1113 {"print_section", "print section name", OFFSET(print_section), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1114 {"p", "print section name", OFFSET(print_section), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1118 DEFINE_WRITER_CLASS(csv);
1120 static const Writer csv_writer = {
1122 .priv_size = sizeof(CompactContext),
1123 .init = compact_init,
1124 .print_section_header = compact_print_section_header,
1125 .print_section_footer = compact_print_section_footer,
1126 .print_integer = compact_print_int,
1127 .print_string = compact_print_str,
1128 .flags = WRITER_FLAG_DISPLAY_OPTIONAL_FIELDS,
1129 .priv_class = &csv_class,
1134 typedef struct FlatContext {
1135 const AVClass *class;
1136 const char *sep_str;
1142 #define OFFSET(x) offsetof(FlatContext, x)
1144 static const AVOption flat_options[]= {
1145 {"sep_char", "set separator", OFFSET(sep_str), AV_OPT_TYPE_STRING, {.str="."}, CHAR_MIN, CHAR_MAX },
1146 {"s", "set separator", OFFSET(sep_str), AV_OPT_TYPE_STRING, {.str="."}, CHAR_MIN, CHAR_MAX },
1147 {"hierarchical", "specify if the section specification should be hierarchical", OFFSET(hierarchical), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1148 {"h", "specify if the section specification should be hierarchical", OFFSET(hierarchical), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1152 DEFINE_WRITER_CLASS(flat);
1154 static av_cold int flat_init(WriterContext *wctx)
1156 FlatContext *flat = wctx->priv;
1158 if (strlen(flat->sep_str) != 1) {
1159 av_log(wctx, AV_LOG_ERROR, "Item separator '%s' specified, but must contain a single character\n",
1161 return AVERROR(EINVAL);
1163 flat->sep = flat->sep_str[0];
1168 static const char *flat_escape_key_str(AVBPrint *dst, const char *src, const char sep)
1172 for (p = src; *p; p++) {
1173 if (!((*p >= '0' && *p <= '9') ||
1174 (*p >= 'a' && *p <= 'z') ||
1175 (*p >= 'A' && *p <= 'Z')))
1176 av_bprint_chars(dst, '_', 1);
1178 av_bprint_chars(dst, *p, 1);
1183 static const char *flat_escape_value_str(AVBPrint *dst, const char *src)
1187 for (p = src; *p; p++) {
1189 case '\n': av_bprintf(dst, "%s", "\\n"); break;
1190 case '\r': av_bprintf(dst, "%s", "\\r"); break;
1191 case '\\': av_bprintf(dst, "%s", "\\\\"); break;
1192 case '"': av_bprintf(dst, "%s", "\\\""); break;
1193 case '`': av_bprintf(dst, "%s", "\\`"); break;
1194 case '$': av_bprintf(dst, "%s", "\\$"); break;
1195 default: av_bprint_chars(dst, *p, 1); break;
1201 static void flat_print_section_header(WriterContext *wctx)
1203 FlatContext *flat = wctx->priv;
1204 AVBPrint *buf = &wctx->section_pbuf[wctx->level];
1205 const struct section *section = wctx->section[wctx->level];
1206 const struct section *parent_section = wctx->level ?
1207 wctx->section[wctx->level-1] : NULL;
1209 /* build section header */
1210 av_bprint_clear(buf);
1211 if (!parent_section)
1213 av_bprintf(buf, "%s", wctx->section_pbuf[wctx->level-1].str);
1215 if (flat->hierarchical ||
1216 !(section->flags & (SECTION_FLAG_IS_ARRAY|SECTION_FLAG_IS_WRAPPER))) {
1217 av_bprintf(buf, "%s%s", wctx->section[wctx->level]->name, flat->sep_str);
1219 if (parent_section->flags & SECTION_FLAG_IS_ARRAY) {
1220 int n = parent_section->id == SECTION_ID_PACKETS_AND_FRAMES ?
1221 wctx->nb_section_packet_frame : wctx->nb_item[wctx->level-1];
1222 av_bprintf(buf, "%d%s", n, flat->sep_str);
1227 static void flat_print_int(WriterContext *wctx, const char *key, long long int value)
1229 printf("%s%s=%lld\n", wctx->section_pbuf[wctx->level].str, key, value);
1232 static void flat_print_str(WriterContext *wctx, const char *key, const char *value)
1234 FlatContext *flat = wctx->priv;
1237 printf("%s", wctx->section_pbuf[wctx->level].str);
1238 av_bprint_init(&buf, 1, AV_BPRINT_SIZE_UNLIMITED);
1239 printf("%s=", flat_escape_key_str(&buf, key, flat->sep));
1240 av_bprint_clear(&buf);
1241 printf("\"%s\"\n", flat_escape_value_str(&buf, value));
1242 av_bprint_finalize(&buf, NULL);
1245 static const Writer flat_writer = {
1247 .priv_size = sizeof(FlatContext),
1249 .print_section_header = flat_print_section_header,
1250 .print_integer = flat_print_int,
1251 .print_string = flat_print_str,
1252 .flags = WRITER_FLAG_DISPLAY_OPTIONAL_FIELDS|WRITER_FLAG_PUT_PACKETS_AND_FRAMES_IN_SAME_CHAPTER,
1253 .priv_class = &flat_class,
1256 /* INI format output */
1258 typedef struct INIContext {
1259 const AVClass *class;
1264 #define OFFSET(x) offsetof(INIContext, x)
1266 static const AVOption ini_options[] = {
1267 {"hierarchical", "specify if the section specification should be hierarchical", OFFSET(hierarchical), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1268 {"h", "specify if the section specification should be hierarchical", OFFSET(hierarchical), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1272 DEFINE_WRITER_CLASS(ini);
1274 static char *ini_escape_str(AVBPrint *dst, const char *src)
1279 while (c = src[i++]) {
1281 case '\b': av_bprintf(dst, "%s", "\\b"); break;
1282 case '\f': av_bprintf(dst, "%s", "\\f"); break;
1283 case '\n': av_bprintf(dst, "%s", "\\n"); break;
1284 case '\r': av_bprintf(dst, "%s", "\\r"); break;
1285 case '\t': av_bprintf(dst, "%s", "\\t"); break;
1289 case ':' : av_bprint_chars(dst, '\\', 1);
1291 if ((unsigned char)c < 32)
1292 av_bprintf(dst, "\\x00%02x", c & 0xff);
1294 av_bprint_chars(dst, c, 1);
1301 static void ini_print_section_header(WriterContext *wctx)
1303 INIContext *ini = wctx->priv;
1304 AVBPrint *buf = &wctx->section_pbuf[wctx->level];
1305 const struct section *section = wctx->section[wctx->level];
1306 const struct section *parent_section = wctx->level ?
1307 wctx->section[wctx->level-1] : NULL;
1309 av_bprint_clear(buf);
1310 if (!parent_section) {
1311 printf("# ffprobe output\n\n");
1315 if (wctx->nb_item[wctx->level-1])
1318 av_bprintf(buf, "%s", wctx->section_pbuf[wctx->level-1].str);
1319 if (ini->hierarchical ||
1320 !(section->flags & (SECTION_FLAG_IS_ARRAY|SECTION_FLAG_IS_WRAPPER))) {
1321 av_bprintf(buf, "%s%s", buf->str[0] ? "." : "", wctx->section[wctx->level]->name);
1323 if (parent_section->flags & SECTION_FLAG_IS_ARRAY) {
1324 int n = parent_section->id == SECTION_ID_PACKETS_AND_FRAMES ?
1325 wctx->nb_section_packet_frame : wctx->nb_item[wctx->level-1];
1326 av_bprintf(buf, ".%d", n);
1330 if (!(section->flags & (SECTION_FLAG_IS_ARRAY|SECTION_FLAG_IS_WRAPPER)))
1331 printf("[%s]\n", buf->str);
1334 static void ini_print_str(WriterContext *wctx, const char *key, const char *value)
1338 av_bprint_init(&buf, 1, AV_BPRINT_SIZE_UNLIMITED);
1339 printf("%s=", ini_escape_str(&buf, key));
1340 av_bprint_clear(&buf);
1341 printf("%s\n", ini_escape_str(&buf, value));
1342 av_bprint_finalize(&buf, NULL);
1345 static void ini_print_int(WriterContext *wctx, const char *key, long long int value)
1347 printf("%s=%lld\n", key, value);
1350 static const Writer ini_writer = {
1352 .priv_size = sizeof(INIContext),
1353 .print_section_header = ini_print_section_header,
1354 .print_integer = ini_print_int,
1355 .print_string = ini_print_str,
1356 .flags = WRITER_FLAG_DISPLAY_OPTIONAL_FIELDS|WRITER_FLAG_PUT_PACKETS_AND_FRAMES_IN_SAME_CHAPTER,
1357 .priv_class = &ini_class,
1362 typedef struct JSONContext {
1363 const AVClass *class;
1366 const char *item_sep, *item_start_end;
1370 #define OFFSET(x) offsetof(JSONContext, x)
1372 static const AVOption json_options[]= {
1373 { "compact", "enable compact output", OFFSET(compact), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
1374 { "c", "enable compact output", OFFSET(compact), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
1378 DEFINE_WRITER_CLASS(json);
1380 static av_cold int json_init(WriterContext *wctx)
1382 JSONContext *json = wctx->priv;
1384 json->item_sep = json->compact ? ", " : ",\n";
1385 json->item_start_end = json->compact ? " " : "\n";
1390 static const char *json_escape_str(AVBPrint *dst, const char *src, void *log_ctx)
1392 static const char json_escape[] = {'"', '\\', '\b', '\f', '\n', '\r', '\t', 0};
1393 static const char json_subst[] = {'"', '\\', 'b', 'f', 'n', 'r', 't', 0};
1396 for (p = src; *p; p++) {
1397 char *s = strchr(json_escape, *p);
1399 av_bprint_chars(dst, '\\', 1);
1400 av_bprint_chars(dst, json_subst[s - json_escape], 1);
1401 } else if ((unsigned char)*p < 32) {
1402 av_bprintf(dst, "\\u00%02x", *p & 0xff);
1404 av_bprint_chars(dst, *p, 1);
1410 #define JSON_INDENT() printf("%*c", json->indent_level * 4, ' ')
1412 static void json_print_section_header(WriterContext *wctx)
1414 JSONContext *json = wctx->priv;
1416 const struct section *section = wctx->section[wctx->level];
1417 const struct section *parent_section = wctx->level ?
1418 wctx->section[wctx->level-1] : NULL;
1420 if (wctx->level && wctx->nb_item[wctx->level-1])
1423 if (section->flags & SECTION_FLAG_IS_WRAPPER) {
1425 json->indent_level++;
1427 av_bprint_init(&buf, 1, AV_BPRINT_SIZE_UNLIMITED);
1428 json_escape_str(&buf, section->name, wctx);
1431 json->indent_level++;
1432 if (section->flags & SECTION_FLAG_IS_ARRAY) {
1433 printf("\"%s\": [\n", buf.str);
1434 } else if (parent_section && !(parent_section->flags & SECTION_FLAG_IS_ARRAY)) {
1435 printf("\"%s\": {%s", buf.str, json->item_start_end);
1437 printf("{%s", json->item_start_end);
1439 /* this is required so the parser can distinguish between packets and frames */
1440 if (parent_section && parent_section->id == SECTION_ID_PACKETS_AND_FRAMES) {
1443 printf("\"type\": \"%s\"%s", section->name, json->item_sep);
1446 av_bprint_finalize(&buf, NULL);
1450 static void json_print_section_footer(WriterContext *wctx)
1452 JSONContext *json = wctx->priv;
1453 const struct section *section = wctx->section[wctx->level];
1455 if (wctx->level == 0) {
1456 json->indent_level--;
1458 } else if (section->flags & SECTION_FLAG_IS_ARRAY) {
1460 json->indent_level--;
1464 printf("%s", json->item_start_end);
1465 json->indent_level--;
1472 static inline void json_print_item_str(WriterContext *wctx,
1473 const char *key, const char *value)
1477 av_bprint_init(&buf, 1, AV_BPRINT_SIZE_UNLIMITED);
1478 printf("\"%s\":", json_escape_str(&buf, key, wctx));
1479 av_bprint_clear(&buf);
1480 printf(" \"%s\"", json_escape_str(&buf, value, wctx));
1481 av_bprint_finalize(&buf, NULL);
1484 static void json_print_str(WriterContext *wctx, const char *key, const char *value)
1486 JSONContext *json = wctx->priv;
1488 if (wctx->nb_item[wctx->level])
1489 printf("%s", json->item_sep);
1492 json_print_item_str(wctx, key, value);
1495 static void json_print_int(WriterContext *wctx, const char *key, long long int value)
1497 JSONContext *json = wctx->priv;
1500 if (wctx->nb_item[wctx->level])
1501 printf("%s", json->item_sep);
1505 av_bprint_init(&buf, 1, AV_BPRINT_SIZE_UNLIMITED);
1506 printf("\"%s\": %lld", json_escape_str(&buf, key, wctx), value);
1507 av_bprint_finalize(&buf, NULL);
1510 static const Writer json_writer = {
1512 .priv_size = sizeof(JSONContext),
1514 .print_section_header = json_print_section_header,
1515 .print_section_footer = json_print_section_footer,
1516 .print_integer = json_print_int,
1517 .print_string = json_print_str,
1518 .flags = WRITER_FLAG_PUT_PACKETS_AND_FRAMES_IN_SAME_CHAPTER,
1519 .priv_class = &json_class,
1524 typedef struct XMLContext {
1525 const AVClass *class;
1528 int fully_qualified;
1533 #define OFFSET(x) offsetof(XMLContext, x)
1535 static const AVOption xml_options[] = {
1536 {"fully_qualified", "specify if the output should be fully qualified", OFFSET(fully_qualified), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
1537 {"q", "specify if the output should be fully qualified", OFFSET(fully_qualified), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
1538 {"xsd_strict", "ensure that the output is XSD compliant", OFFSET(xsd_strict), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
1539 {"x", "ensure that the output is XSD compliant", OFFSET(xsd_strict), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
1543 DEFINE_WRITER_CLASS(xml);
1545 static av_cold int xml_init(WriterContext *wctx)
1547 XMLContext *xml = wctx->priv;
1549 if (xml->xsd_strict) {
1550 xml->fully_qualified = 1;
1551 #define CHECK_COMPLIANCE(opt, opt_name) \
1553 av_log(wctx, AV_LOG_ERROR, \
1554 "XSD-compliant output selected but option '%s' was selected, XML output may be non-compliant.\n" \
1555 "You need to disable such option with '-no%s'\n", opt_name, opt_name); \
1556 return AVERROR(EINVAL); \
1558 CHECK_COMPLIANCE(show_private_data, "private");
1559 CHECK_COMPLIANCE(show_value_unit, "unit");
1560 CHECK_COMPLIANCE(use_value_prefix, "prefix");
1562 if (do_show_frames && do_show_packets) {
1563 av_log(wctx, AV_LOG_ERROR,
1564 "Interleaved frames and packets are not allowed in XSD. "
1565 "Select only one between the -show_frames and the -show_packets options.\n");
1566 return AVERROR(EINVAL);
1573 static const char *xml_escape_str(AVBPrint *dst, const char *src, void *log_ctx)
1577 for (p = src; *p; p++) {
1579 case '&' : av_bprintf(dst, "%s", "&"); break;
1580 case '<' : av_bprintf(dst, "%s", "<"); break;
1581 case '>' : av_bprintf(dst, "%s", ">"); break;
1582 case '"' : av_bprintf(dst, "%s", """); break;
1583 case '\'': av_bprintf(dst, "%s", "'"); break;
1584 default: av_bprint_chars(dst, *p, 1);
1591 #define XML_INDENT() printf("%*c", xml->indent_level * 4, ' ')
1593 static void xml_print_section_header(WriterContext *wctx)
1595 XMLContext *xml = wctx->priv;
1596 const struct section *section = wctx->section[wctx->level];
1597 const struct section *parent_section = wctx->level ?
1598 wctx->section[wctx->level-1] : NULL;
1600 if (wctx->level == 0) {
1601 const char *qual = " xmlns:xsi='http://www.w3.org/2001/XMLSchema-instance' "
1602 "xmlns:ffprobe='http://www.ffmpeg.org/schema/ffprobe' "
1603 "xsi:schemaLocation='http://www.ffmpeg.org/schema/ffprobe ffprobe.xsd'";
1605 printf("<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n");
1606 printf("<%sffprobe%s>\n",
1607 xml->fully_qualified ? "ffprobe:" : "",
1608 xml->fully_qualified ? qual : "");
1612 if (xml->within_tag) {
1613 xml->within_tag = 0;
1616 if (section->flags & SECTION_FLAG_HAS_VARIABLE_FIELDS) {
1617 xml->indent_level++;
1619 if (parent_section && (parent_section->flags & SECTION_FLAG_IS_WRAPPER) &&
1620 wctx->level && wctx->nb_item[wctx->level-1])
1622 xml->indent_level++;
1624 if (section->flags & SECTION_FLAG_IS_ARRAY) {
1625 XML_INDENT(); printf("<%s>\n", section->name);
1627 XML_INDENT(); printf("<%s ", section->name);
1628 xml->within_tag = 1;
1633 static void xml_print_section_footer(WriterContext *wctx)
1635 XMLContext *xml = wctx->priv;
1636 const struct section *section = wctx->section[wctx->level];
1638 if (wctx->level == 0) {
1639 printf("</%sffprobe>\n", xml->fully_qualified ? "ffprobe:" : "");
1640 } else if (xml->within_tag) {
1641 xml->within_tag = 0;
1643 xml->indent_level--;
1644 } else if (section->flags & SECTION_FLAG_HAS_VARIABLE_FIELDS) {
1645 xml->indent_level--;
1647 XML_INDENT(); printf("</%s>\n", section->name);
1648 xml->indent_level--;
1652 static void xml_print_str(WriterContext *wctx, const char *key, const char *value)
1655 XMLContext *xml = wctx->priv;
1656 const struct section *section = wctx->section[wctx->level];
1658 av_bprint_init(&buf, 1, AV_BPRINT_SIZE_UNLIMITED);
1660 if (section->flags & SECTION_FLAG_HAS_VARIABLE_FIELDS) {
1662 printf("<%s key=\"%s\"",
1663 section->element_name, xml_escape_str(&buf, key, wctx));
1664 av_bprint_clear(&buf);
1665 printf(" value=\"%s\"/>\n", xml_escape_str(&buf, value, wctx));
1667 if (wctx->nb_item[wctx->level])
1669 printf("%s=\"%s\"", key, xml_escape_str(&buf, value, wctx));
1672 av_bprint_finalize(&buf, NULL);
1675 static void xml_print_int(WriterContext *wctx, const char *key, long long int value)
1677 if (wctx->nb_item[wctx->level])
1679 printf("%s=\"%lld\"", key, value);
1682 static Writer xml_writer = {
1684 .priv_size = sizeof(XMLContext),
1686 .print_section_header = xml_print_section_header,
1687 .print_section_footer = xml_print_section_footer,
1688 .print_integer = xml_print_int,
1689 .print_string = xml_print_str,
1690 .flags = WRITER_FLAG_PUT_PACKETS_AND_FRAMES_IN_SAME_CHAPTER,
1691 .priv_class = &xml_class,
1694 static void writer_register_all(void)
1696 static int initialized;
1702 writer_register(&default_writer);
1703 writer_register(&compact_writer);
1704 writer_register(&csv_writer);
1705 writer_register(&flat_writer);
1706 writer_register(&ini_writer);
1707 writer_register(&json_writer);
1708 writer_register(&xml_writer);
1711 #define print_fmt(k, f, ...) do { \
1712 av_bprint_clear(&pbuf); \
1713 av_bprintf(&pbuf, f, __VA_ARGS__); \
1714 writer_print_string(w, k, pbuf.str, 0); \
1717 #define print_int(k, v) writer_print_integer(w, k, v)
1718 #define print_q(k, v, s) writer_print_rational(w, k, v, s)
1719 #define print_str(k, v) writer_print_string(w, k, v, 0)
1720 #define print_str_opt(k, v) writer_print_string(w, k, v, PRINT_STRING_OPT)
1721 #define print_str_validate(k, v) writer_print_string(w, k, v, PRINT_STRING_VALIDATE)
1722 #define print_time(k, v, tb) writer_print_time(w, k, v, tb, 0)
1723 #define print_ts(k, v) writer_print_ts(w, k, v, 0)
1724 #define print_duration_time(k, v, tb) writer_print_time(w, k, v, tb, 1)
1725 #define print_duration_ts(k, v) writer_print_ts(w, k, v, 1)
1726 #define print_val(k, v, u) do { \
1727 struct unit_value uv; \
1730 writer_print_string(w, k, value_string(val_str, sizeof(val_str), uv), 0); \
1733 #define print_section_header(s) writer_print_section_header(w, s)
1734 #define print_section_footer(s) writer_print_section_footer(w, s)
1736 #define REALLOCZ_ARRAY_STREAM(ptr, cur_n, new_n) \
1738 ret = av_reallocp_array(&(ptr), (new_n), sizeof(*(ptr))); \
1741 memset( (ptr) + (cur_n), 0, ((new_n) - (cur_n)) * sizeof(*(ptr)) ); \
1744 static inline int show_tags(WriterContext *w, AVDictionary *tags, int section_id)
1746 AVDictionaryEntry *tag = NULL;
1751 writer_print_section_header(w, section_id);
1753 while ((tag = av_dict_get(tags, "", tag, AV_DICT_IGNORE_SUFFIX))) {
1754 if ((ret = print_str_validate(tag->key, tag->value)) < 0)
1757 writer_print_section_footer(w);
1762 static void show_packet(WriterContext *w, InputFile *ifile, AVPacket *pkt, int packet_idx)
1765 AVStream *st = ifile->streams[pkt->stream_index].st;
1769 av_bprint_init(&pbuf, 1, AV_BPRINT_SIZE_UNLIMITED);
1771 writer_print_section_header(w, SECTION_ID_PACKET);
1773 s = av_get_media_type_string(st->codecpar->codec_type);
1774 if (s) print_str ("codec_type", s);
1775 else print_str_opt("codec_type", "unknown");
1776 print_int("stream_index", pkt->stream_index);
1777 print_ts ("pts", pkt->pts);
1778 print_time("pts_time", pkt->pts, &st->time_base);
1779 print_ts ("dts", pkt->dts);
1780 print_time("dts_time", pkt->dts, &st->time_base);
1781 print_duration_ts("duration", pkt->duration);
1782 print_duration_time("duration_time", pkt->duration, &st->time_base);
1783 print_duration_ts("convergence_duration", pkt->convergence_duration);
1784 print_duration_time("convergence_duration_time", pkt->convergence_duration, &st->time_base);
1785 print_val("size", pkt->size, unit_byte_str);
1786 if (pkt->pos != -1) print_fmt ("pos", "%"PRId64, pkt->pos);
1787 else print_str_opt("pos", "N/A");
1788 print_fmt("flags", "%c", pkt->flags & AV_PKT_FLAG_KEY ? 'K' : '_');
1790 if (pkt->side_data_elems) {
1793 const uint8_t *side_metadata;
1795 side_metadata = av_packet_get_side_data(pkt, AV_PKT_DATA_STRINGS_METADATA, &size);
1796 if (side_metadata && size && do_show_packet_tags) {
1797 AVDictionary *dict = NULL;
1798 if (av_packet_unpack_dictionary(side_metadata, size, &dict) >= 0)
1799 show_tags(w, dict, SECTION_ID_PACKET_TAGS);
1800 av_dict_free(&dict);
1802 writer_print_section_header(w, SECTION_ID_PACKET_SIDE_DATA_LIST);
1803 for (i = 0; i < pkt->side_data_elems; i++) {
1804 AVPacketSideData *sd = &pkt->side_data[i];
1805 const char *name = av_packet_side_data_name(sd->type);
1806 writer_print_section_header(w, SECTION_ID_PACKET_SIDE_DATA);
1807 print_str("side_data_type", name ? name : "unknown");
1808 print_int("side_data_size", sd->size);
1809 if (sd->type == AV_PKT_DATA_DISPLAYMATRIX && sd->size >= 9*4) {
1810 writer_print_integers(w, "displaymatrix", sd->data, 9, " %11d", 3, 4, 1);
1811 print_int("rotation", av_display_rotation_get((int32_t *)sd->data));
1813 writer_print_section_footer(w);
1815 writer_print_section_footer(w);
1819 writer_print_data(w, "data", pkt->data, pkt->size);
1820 writer_print_data_hash(w, "data_hash", pkt->data, pkt->size);
1821 writer_print_section_footer(w);
1823 av_bprint_finalize(&pbuf, NULL);
1827 static void show_subtitle(WriterContext *w, AVSubtitle *sub, AVStream *stream,
1828 AVFormatContext *fmt_ctx)
1832 av_bprint_init(&pbuf, 1, AV_BPRINT_SIZE_UNLIMITED);
1834 writer_print_section_header(w, SECTION_ID_SUBTITLE);
1836 print_str ("media_type", "subtitle");
1837 print_ts ("pts", sub->pts);
1838 print_time("pts_time", sub->pts, &AV_TIME_BASE_Q);
1839 print_int ("format", sub->format);
1840 print_int ("start_display_time", sub->start_display_time);
1841 print_int ("end_display_time", sub->end_display_time);
1842 print_int ("num_rects", sub->num_rects);
1844 writer_print_section_footer(w);
1846 av_bprint_finalize(&pbuf, NULL);
1850 static void show_frame(WriterContext *w, AVFrame *frame, AVStream *stream,
1851 AVFormatContext *fmt_ctx)
1858 av_bprint_init(&pbuf, 1, AV_BPRINT_SIZE_UNLIMITED);
1860 writer_print_section_header(w, SECTION_ID_FRAME);
1862 s = av_get_media_type_string(stream->codecpar->codec_type);
1863 if (s) print_str ("media_type", s);
1864 else print_str_opt("media_type", "unknown");
1865 print_int("stream_index", stream->index);
1866 print_int("key_frame", frame->key_frame);
1867 print_ts ("pkt_pts", frame->pkt_pts);
1868 print_time("pkt_pts_time", frame->pkt_pts, &stream->time_base);
1869 print_ts ("pkt_dts", frame->pkt_dts);
1870 print_time("pkt_dts_time", frame->pkt_dts, &stream->time_base);
1871 print_ts ("best_effort_timestamp", av_frame_get_best_effort_timestamp(frame));
1872 print_time("best_effort_timestamp_time", av_frame_get_best_effort_timestamp(frame), &stream->time_base);
1873 print_duration_ts ("pkt_duration", av_frame_get_pkt_duration(frame));
1874 print_duration_time("pkt_duration_time", av_frame_get_pkt_duration(frame), &stream->time_base);
1875 if (av_frame_get_pkt_pos (frame) != -1) print_fmt ("pkt_pos", "%"PRId64, av_frame_get_pkt_pos(frame));
1876 else print_str_opt("pkt_pos", "N/A");
1877 if (av_frame_get_pkt_size(frame) != -1) print_val ("pkt_size", av_frame_get_pkt_size(frame), unit_byte_str);
1878 else print_str_opt("pkt_size", "N/A");
1880 switch (stream->codecpar->codec_type) {
1883 case AVMEDIA_TYPE_VIDEO:
1884 print_int("width", frame->width);
1885 print_int("height", frame->height);
1886 s = av_get_pix_fmt_name(frame->format);
1887 if (s) print_str ("pix_fmt", s);
1888 else print_str_opt("pix_fmt", "unknown");
1889 sar = av_guess_sample_aspect_ratio(fmt_ctx, stream, frame);
1891 print_q("sample_aspect_ratio", sar, ':');
1893 print_str_opt("sample_aspect_ratio", "N/A");
1895 print_fmt("pict_type", "%c", av_get_picture_type_char(frame->pict_type));
1896 print_int("coded_picture_number", frame->coded_picture_number);
1897 print_int("display_picture_number", frame->display_picture_number);
1898 print_int("interlaced_frame", frame->interlaced_frame);
1899 print_int("top_field_first", frame->top_field_first);
1900 print_int("repeat_pict", frame->repeat_pict);
1903 case AVMEDIA_TYPE_AUDIO:
1904 s = av_get_sample_fmt_name(frame->format);
1905 if (s) print_str ("sample_fmt", s);
1906 else print_str_opt("sample_fmt", "unknown");
1907 print_int("nb_samples", frame->nb_samples);
1908 print_int("channels", av_frame_get_channels(frame));
1909 if (av_frame_get_channel_layout(frame)) {
1910 av_bprint_clear(&pbuf);
1911 av_bprint_channel_layout(&pbuf, av_frame_get_channels(frame),
1912 av_frame_get_channel_layout(frame));
1913 print_str ("channel_layout", pbuf.str);
1915 print_str_opt("channel_layout", "unknown");
1918 if (do_show_frame_tags)
1919 show_tags(w, av_frame_get_metadata(frame), SECTION_ID_FRAME_TAGS);
1920 if (frame->nb_side_data) {
1921 writer_print_section_header(w, SECTION_ID_FRAME_SIDE_DATA_LIST);
1922 for (i = 0; i < frame->nb_side_data; i++) {
1923 AVFrameSideData *sd = frame->side_data[i];
1926 writer_print_section_header(w, SECTION_ID_FRAME_SIDE_DATA);
1927 name = av_frame_side_data_name(sd->type);
1928 print_str("side_data_type", name ? name : "unknown");
1929 print_int("side_data_size", sd->size);
1930 if (sd->type == AV_FRAME_DATA_DISPLAYMATRIX && sd->size >= 9*4) {
1931 writer_print_integers(w, "displaymatrix", sd->data, 9, " %11d", 3, 4, 1);
1932 print_int("rotation", av_display_rotation_get((int32_t *)sd->data));
1933 } else if (sd->type == AV_FRAME_DATA_GOP_TIMECODE && sd->size >= 8) {
1934 char tcbuf[AV_TIMECODE_STR_SIZE];
1935 av_timecode_make_mpeg_tc_string(tcbuf, *(int64_t *)(sd->data));
1936 print_str("timecode", tcbuf);
1938 writer_print_section_footer(w);
1940 writer_print_section_footer(w);
1943 writer_print_section_footer(w);
1945 av_bprint_finalize(&pbuf, NULL);
1949 static av_always_inline int process_frame(WriterContext *w,
1951 AVFrame *frame, AVPacket *pkt)
1953 AVFormatContext *fmt_ctx = ifile->fmt_ctx;
1954 AVCodecContext *dec_ctx = ifile->streams[pkt->stream_index].dec_ctx;
1955 AVCodecParameters *par = ifile->streams[pkt->stream_index].st->codecpar;
1957 int ret = 0, got_frame = 0;
1959 if (dec_ctx && dec_ctx->codec) {
1960 switch (par->codec_type) {
1961 case AVMEDIA_TYPE_VIDEO:
1962 ret = avcodec_decode_video2(dec_ctx, frame, &got_frame, pkt);
1965 case AVMEDIA_TYPE_AUDIO:
1966 ret = avcodec_decode_audio4(dec_ctx, frame, &got_frame, pkt);
1969 case AVMEDIA_TYPE_SUBTITLE:
1970 ret = avcodec_decode_subtitle2(dec_ctx, &sub, &got_frame, pkt);
1977 ret = FFMIN(ret, pkt->size); /* guard against bogus return values */
1981 int is_sub = (par->codec_type == AVMEDIA_TYPE_SUBTITLE);
1982 nb_streams_frames[pkt->stream_index]++;
1985 show_subtitle(w, &sub, ifile->streams[pkt->stream_index].st, fmt_ctx);
1987 show_frame(w, frame, ifile->streams[pkt->stream_index].st, fmt_ctx);
1989 avsubtitle_free(&sub);
1994 static void log_read_interval(const ReadInterval *interval, void *log_ctx, int log_level)
1996 av_log(log_ctx, log_level, "id:%d", interval->id);
1998 if (interval->has_start) {
1999 av_log(log_ctx, log_level, " start:%s%s", interval->start_is_offset ? "+" : "",
2000 av_ts2timestr(interval->start, &AV_TIME_BASE_Q));
2002 av_log(log_ctx, log_level, " start:N/A");
2005 if (interval->has_end) {
2006 av_log(log_ctx, log_level, " end:%s", interval->end_is_offset ? "+" : "");
2007 if (interval->duration_frames)
2008 av_log(log_ctx, log_level, "#%"PRId64, interval->end);
2010 av_log(log_ctx, log_level, "%s", av_ts2timestr(interval->end, &AV_TIME_BASE_Q));
2012 av_log(log_ctx, log_level, " end:N/A");
2015 av_log(log_ctx, log_level, "\n");
2018 static int read_interval_packets(WriterContext *w, InputFile *ifile,
2019 const ReadInterval *interval, int64_t *cur_ts)
2021 AVFormatContext *fmt_ctx = ifile->fmt_ctx;
2023 AVFrame *frame = NULL;
2024 int ret = 0, i = 0, frame_count = 0;
2025 int64_t start = -INT64_MAX, end = interval->end;
2026 int has_start = 0, has_end = interval->has_end && !interval->end_is_offset;
2028 av_init_packet(&pkt);
2030 av_log(NULL, AV_LOG_VERBOSE, "Processing read interval ");
2031 log_read_interval(interval, NULL, AV_LOG_VERBOSE);
2033 if (interval->has_start) {
2035 if (interval->start_is_offset) {
2036 if (*cur_ts == AV_NOPTS_VALUE) {
2037 av_log(NULL, AV_LOG_ERROR,
2038 "Could not seek to relative position since current "
2039 "timestamp is not defined\n");
2040 ret = AVERROR(EINVAL);
2043 target = *cur_ts + interval->start;
2045 target = interval->start;
2048 av_log(NULL, AV_LOG_VERBOSE, "Seeking to read interval start point %s\n",
2049 av_ts2timestr(target, &AV_TIME_BASE_Q));
2050 if ((ret = avformat_seek_file(fmt_ctx, -1, -INT64_MAX, target, INT64_MAX, 0)) < 0) {
2051 av_log(NULL, AV_LOG_ERROR, "Could not seek to position %"PRId64": %s\n",
2052 interval->start, av_err2str(ret));
2057 frame = av_frame_alloc();
2059 ret = AVERROR(ENOMEM);
2062 while (!av_read_frame(fmt_ctx, &pkt)) {
2063 if (ifile->nb_streams > nb_streams) {
2064 REALLOCZ_ARRAY_STREAM(nb_streams_frames, nb_streams, fmt_ctx->nb_streams);
2065 REALLOCZ_ARRAY_STREAM(nb_streams_packets, nb_streams, fmt_ctx->nb_streams);
2066 REALLOCZ_ARRAY_STREAM(selected_streams, nb_streams, fmt_ctx->nb_streams);
2067 nb_streams = ifile->nb_streams;
2069 if (selected_streams[pkt.stream_index]) {
2070 AVRational tb = ifile->streams[pkt.stream_index].st->time_base;
2072 if (pkt.pts != AV_NOPTS_VALUE)
2073 *cur_ts = av_rescale_q(pkt.pts, tb, AV_TIME_BASE_Q);
2075 if (!has_start && *cur_ts != AV_NOPTS_VALUE) {
2080 if (has_start && !has_end && interval->end_is_offset) {
2081 end = start + interval->end;
2085 if (interval->end_is_offset && interval->duration_frames) {
2086 if (frame_count >= interval->end)
2088 } else if (has_end && *cur_ts != AV_NOPTS_VALUE && *cur_ts >= end) {
2093 if (do_read_packets) {
2094 if (do_show_packets)
2095 show_packet(w, ifile, &pkt, i++);
2096 nb_streams_packets[pkt.stream_index]++;
2098 if (do_read_frames) {
2100 while (pkt1.size && process_frame(w, ifile, frame, &pkt1) > 0);
2103 av_packet_unref(&pkt);
2105 av_init_packet(&pkt);
2108 //Flush remaining frames that are cached in the decoder
2109 for (i = 0; i < fmt_ctx->nb_streams; i++) {
2110 pkt.stream_index = i;
2112 while (process_frame(w, ifile, frame, &pkt) > 0);
2116 av_frame_free(&frame);
2118 av_log(NULL, AV_LOG_ERROR, "Could not read packets in interval ");
2119 log_read_interval(interval, NULL, AV_LOG_ERROR);
2124 static int read_packets(WriterContext *w, InputFile *ifile)
2126 AVFormatContext *fmt_ctx = ifile->fmt_ctx;
2128 int64_t cur_ts = fmt_ctx->start_time;
2130 if (read_intervals_nb == 0) {
2131 ReadInterval interval = (ReadInterval) { .has_start = 0, .has_end = 0 };
2132 ret = read_interval_packets(w, ifile, &interval, &cur_ts);
2134 for (i = 0; i < read_intervals_nb; i++) {
2135 ret = read_interval_packets(w, ifile, &read_intervals[i], &cur_ts);
2144 static int show_stream(WriterContext *w, AVFormatContext *fmt_ctx, int stream_idx, InputStream *ist, int in_program)
2146 AVStream *stream = ist->st;
2147 AVCodecParameters *par;
2148 AVCodecContext *dec_ctx;
2151 AVRational sar, dar;
2153 const AVCodecDescriptor *cd;
2155 const char *profile = NULL;
2157 av_bprint_init(&pbuf, 1, AV_BPRINT_SIZE_UNLIMITED);
2159 writer_print_section_header(w, in_program ? SECTION_ID_PROGRAM_STREAM : SECTION_ID_STREAM);
2161 print_int("index", stream->index);
2163 par = stream->codecpar;
2164 dec_ctx = ist->dec_ctx;
2165 if (cd = avcodec_descriptor_get(par->codec_id)) {
2166 print_str("codec_name", cd->name);
2168 print_str("codec_long_name",
2169 cd->long_name ? cd->long_name : "unknown");
2172 print_str_opt("codec_name", "unknown");
2174 print_str_opt("codec_long_name", "unknown");
2178 if (!do_bitexact && (profile = avcodec_profile_name(par->codec_id, par->profile)))
2179 print_str("profile", profile);
2181 if (par->profile != FF_PROFILE_UNKNOWN) {
2182 char profile_num[12];
2183 snprintf(profile_num, sizeof(profile_num), "%d", par->profile);
2184 print_str("profile", profile_num);
2186 print_str_opt("profile", "unknown");
2189 s = av_get_media_type_string(par->codec_type);
2190 if (s) print_str ("codec_type", s);
2191 else print_str_opt("codec_type", "unknown");
2192 #if FF_API_LAVF_AVCTX
2194 print_q("codec_time_base", dec_ctx->time_base, '/');
2197 /* print AVI/FourCC tag */
2198 av_get_codec_tag_string(val_str, sizeof(val_str), par->codec_tag);
2199 print_str("codec_tag_string", val_str);
2200 print_fmt("codec_tag", "0x%04x", par->codec_tag);
2202 switch (par->codec_type) {
2203 case AVMEDIA_TYPE_VIDEO:
2204 print_int("width", par->width);
2205 print_int("height", par->height);
2207 print_int("coded_width", dec_ctx->coded_width);
2208 print_int("coded_height", dec_ctx->coded_height);
2210 print_int("has_b_frames", par->video_delay);
2211 sar = av_guess_sample_aspect_ratio(fmt_ctx, stream, NULL);
2213 print_q("sample_aspect_ratio", sar, ':');
2214 av_reduce(&dar.num, &dar.den,
2215 par->width * sar.num,
2216 par->height * sar.den,
2218 print_q("display_aspect_ratio", dar, ':');
2220 print_str_opt("sample_aspect_ratio", "N/A");
2221 print_str_opt("display_aspect_ratio", "N/A");
2223 s = av_get_pix_fmt_name(par->format);
2224 if (s) print_str ("pix_fmt", s);
2225 else print_str_opt("pix_fmt", "unknown");
2226 print_int("level", par->level);
2227 if (par->color_range != AVCOL_RANGE_UNSPECIFIED)
2228 print_str ("color_range", av_color_range_name(par->color_range));
2230 print_str_opt("color_range", "N/A");
2232 s = av_get_colorspace_name(par->color_space);
2233 if (s) print_str ("color_space", s);
2234 else print_str_opt("color_space", "unknown");
2236 if (par->color_trc != AVCOL_TRC_UNSPECIFIED)
2237 print_str("color_transfer", av_color_transfer_name(par->color_trc));
2239 print_str_opt("color_transfer", av_color_transfer_name(par->color_trc));
2241 if (par->color_primaries != AVCOL_PRI_UNSPECIFIED)
2242 print_str("color_primaries", av_color_primaries_name(par->color_primaries));
2244 print_str_opt("color_primaries", av_color_primaries_name(par->color_primaries));
2246 if (par->chroma_location != AVCHROMA_LOC_UNSPECIFIED)
2247 print_str("chroma_location", av_chroma_location_name(par->chroma_location));
2249 print_str_opt("chroma_location", av_chroma_location_name(par->chroma_location));
2251 #if FF_API_PRIVATE_OPT
2252 if (dec_ctx && dec_ctx->timecode_frame_start >= 0) {
2253 char tcbuf[AV_TIMECODE_STR_SIZE];
2254 av_timecode_make_mpeg_tc_string(tcbuf, dec_ctx->timecode_frame_start);
2255 print_str("timecode", tcbuf);
2257 print_str_opt("timecode", "N/A");
2261 print_int("refs", dec_ctx->refs);
2264 case AVMEDIA_TYPE_AUDIO:
2265 s = av_get_sample_fmt_name(par->format);
2266 if (s) print_str ("sample_fmt", s);
2267 else print_str_opt("sample_fmt", "unknown");
2268 print_val("sample_rate", par->sample_rate, unit_hertz_str);
2269 print_int("channels", par->channels);
2271 if (par->channel_layout) {
2272 av_bprint_clear(&pbuf);
2273 av_bprint_channel_layout(&pbuf, par->channels, par->channel_layout);
2274 print_str ("channel_layout", pbuf.str);
2276 print_str_opt("channel_layout", "unknown");
2279 print_int("bits_per_sample", av_get_bits_per_sample(par->codec_id));
2282 case AVMEDIA_TYPE_SUBTITLE:
2284 print_int("width", par->width);
2286 print_str_opt("width", "N/A");
2288 print_int("height", par->height);
2290 print_str_opt("height", "N/A");
2294 if (dec_ctx && dec_ctx->codec && dec_ctx->codec->priv_class && show_private_data) {
2295 const AVOption *opt = NULL;
2296 while (opt = av_opt_next(dec_ctx->priv_data,opt)) {
2298 if (opt->flags) continue;
2299 if (av_opt_get(dec_ctx->priv_data, opt->name, 0, &str) >= 0) {
2300 print_str(opt->name, str);
2306 if (fmt_ctx->iformat->flags & AVFMT_SHOW_IDS) print_fmt ("id", "0x%x", stream->id);
2307 else print_str_opt("id", "N/A");
2308 print_q("r_frame_rate", stream->r_frame_rate, '/');
2309 print_q("avg_frame_rate", stream->avg_frame_rate, '/');
2310 print_q("time_base", stream->time_base, '/');
2311 print_ts ("start_pts", stream->start_time);
2312 print_time("start_time", stream->start_time, &stream->time_base);
2313 print_ts ("duration_ts", stream->duration);
2314 print_time("duration", stream->duration, &stream->time_base);
2315 if (par->bit_rate > 0) print_val ("bit_rate", par->bit_rate, unit_bit_per_second_str);
2316 else print_str_opt("bit_rate", "N/A");
2317 #if FF_API_LAVF_AVCTX
2318 if (stream->codec->rc_max_rate > 0) print_val ("max_bit_rate", stream->codec->rc_max_rate, unit_bit_per_second_str);
2319 else print_str_opt("max_bit_rate", "N/A");
2321 if (dec_ctx && dec_ctx->bits_per_raw_sample > 0) print_fmt("bits_per_raw_sample", "%d", dec_ctx->bits_per_raw_sample);
2322 else print_str_opt("bits_per_raw_sample", "N/A");
2323 if (stream->nb_frames) print_fmt ("nb_frames", "%"PRId64, stream->nb_frames);
2324 else print_str_opt("nb_frames", "N/A");
2325 if (nb_streams_frames[stream_idx]) print_fmt ("nb_read_frames", "%"PRIu64, nb_streams_frames[stream_idx]);
2326 else print_str_opt("nb_read_frames", "N/A");
2327 if (nb_streams_packets[stream_idx]) print_fmt ("nb_read_packets", "%"PRIu64, nb_streams_packets[stream_idx]);
2328 else print_str_opt("nb_read_packets", "N/A");
2330 writer_print_data(w, "extradata", par->extradata,
2331 par->extradata_size);
2332 writer_print_data_hash(w, "extradata_hash", par->extradata,
2333 par->extradata_size);
2335 /* Print disposition information */
2336 #define PRINT_DISPOSITION(flagname, name) do { \
2337 print_int(name, !!(stream->disposition & AV_DISPOSITION_##flagname)); \
2340 if (do_show_stream_disposition) {
2341 writer_print_section_header(w, in_program ? SECTION_ID_PROGRAM_STREAM_DISPOSITION : SECTION_ID_STREAM_DISPOSITION);
2342 PRINT_DISPOSITION(DEFAULT, "default");
2343 PRINT_DISPOSITION(DUB, "dub");
2344 PRINT_DISPOSITION(ORIGINAL, "original");
2345 PRINT_DISPOSITION(COMMENT, "comment");
2346 PRINT_DISPOSITION(LYRICS, "lyrics");
2347 PRINT_DISPOSITION(KARAOKE, "karaoke");
2348 PRINT_DISPOSITION(FORCED, "forced");
2349 PRINT_DISPOSITION(HEARING_IMPAIRED, "hearing_impaired");
2350 PRINT_DISPOSITION(VISUAL_IMPAIRED, "visual_impaired");
2351 PRINT_DISPOSITION(CLEAN_EFFECTS, "clean_effects");
2352 PRINT_DISPOSITION(ATTACHED_PIC, "attached_pic");
2353 writer_print_section_footer(w);
2356 if (do_show_stream_tags)
2357 ret = show_tags(w, stream->metadata, in_program ? SECTION_ID_PROGRAM_STREAM_TAGS : SECTION_ID_STREAM_TAGS);
2359 if (stream->nb_side_data) {
2361 writer_print_section_header(w, SECTION_ID_STREAM_SIDE_DATA_LIST);
2362 for (i = 0; i < stream->nb_side_data; i++) {
2363 AVPacketSideData *sd = &stream->side_data[i];
2364 const char *name = av_packet_side_data_name(sd->type);
2366 writer_print_section_header(w, SECTION_ID_STREAM_SIDE_DATA);
2367 print_str("side_data_type", name ? name : "unknown");
2368 print_int("side_data_size", sd->size);
2369 if (sd->type == AV_PKT_DATA_DISPLAYMATRIX && sd->size >= 9*4) {
2370 writer_print_integers(w, "displaymatrix", sd->data, 9, " %11d", 3, 4, 1);
2371 print_int("rotation", av_display_rotation_get((int32_t *)sd->data));
2373 writer_print_section_footer(w);
2375 writer_print_section_footer(w);
2378 writer_print_section_footer(w);
2379 av_bprint_finalize(&pbuf, NULL);
2385 static int show_streams(WriterContext *w, InputFile *ifile)
2387 AVFormatContext *fmt_ctx = ifile->fmt_ctx;
2390 writer_print_section_header(w, SECTION_ID_STREAMS);
2391 for (i = 0; i < ifile->nb_streams; i++)
2392 if (selected_streams[i]) {
2393 ret = show_stream(w, fmt_ctx, i, &ifile->streams[i], 0);
2397 writer_print_section_footer(w);
2402 static int show_program(WriterContext *w, InputFile *ifile, AVProgram *program)
2404 AVFormatContext *fmt_ctx = ifile->fmt_ctx;
2407 writer_print_section_header(w, SECTION_ID_PROGRAM);
2408 print_int("program_id", program->id);
2409 print_int("program_num", program->program_num);
2410 print_int("nb_streams", program->nb_stream_indexes);
2411 print_int("pmt_pid", program->pmt_pid);
2412 print_int("pcr_pid", program->pcr_pid);
2413 print_ts("start_pts", program->start_time);
2414 print_time("start_time", program->start_time, &AV_TIME_BASE_Q);
2415 print_ts("end_pts", program->end_time);
2416 print_time("end_time", program->end_time, &AV_TIME_BASE_Q);
2417 if (do_show_program_tags)
2418 ret = show_tags(w, program->metadata, SECTION_ID_PROGRAM_TAGS);
2422 writer_print_section_header(w, SECTION_ID_PROGRAM_STREAMS);
2423 for (i = 0; i < program->nb_stream_indexes; i++) {
2424 if (selected_streams[program->stream_index[i]]) {
2425 ret = show_stream(w, fmt_ctx, program->stream_index[i], &ifile->streams[program->stream_index[i]], 1);
2430 writer_print_section_footer(w);
2433 writer_print_section_footer(w);
2437 static int show_programs(WriterContext *w, InputFile *ifile)
2439 AVFormatContext *fmt_ctx = ifile->fmt_ctx;
2442 writer_print_section_header(w, SECTION_ID_PROGRAMS);
2443 for (i = 0; i < fmt_ctx->nb_programs; i++) {
2444 AVProgram *program = fmt_ctx->programs[i];
2447 ret = show_program(w, ifile, program);
2451 writer_print_section_footer(w);
2455 static int show_chapters(WriterContext *w, InputFile *ifile)
2457 AVFormatContext *fmt_ctx = ifile->fmt_ctx;
2460 writer_print_section_header(w, SECTION_ID_CHAPTERS);
2461 for (i = 0; i < fmt_ctx->nb_chapters; i++) {
2462 AVChapter *chapter = fmt_ctx->chapters[i];
2464 writer_print_section_header(w, SECTION_ID_CHAPTER);
2465 print_int("id", chapter->id);
2466 print_q ("time_base", chapter->time_base, '/');
2467 print_int("start", chapter->start);
2468 print_time("start_time", chapter->start, &chapter->time_base);
2469 print_int("end", chapter->end);
2470 print_time("end_time", chapter->end, &chapter->time_base);
2471 if (do_show_chapter_tags)
2472 ret = show_tags(w, chapter->metadata, SECTION_ID_CHAPTER_TAGS);
2473 writer_print_section_footer(w);
2475 writer_print_section_footer(w);
2480 static int show_format(WriterContext *w, InputFile *ifile)
2482 AVFormatContext *fmt_ctx = ifile->fmt_ctx;
2484 int64_t size = fmt_ctx->pb ? avio_size(fmt_ctx->pb) : -1;
2487 writer_print_section_header(w, SECTION_ID_FORMAT);
2488 print_str_validate("filename", fmt_ctx->filename);
2489 print_int("nb_streams", fmt_ctx->nb_streams);
2490 print_int("nb_programs", fmt_ctx->nb_programs);
2491 print_str("format_name", fmt_ctx->iformat->name);
2493 if (fmt_ctx->iformat->long_name) print_str ("format_long_name", fmt_ctx->iformat->long_name);
2494 else print_str_opt("format_long_name", "unknown");
2496 print_time("start_time", fmt_ctx->start_time, &AV_TIME_BASE_Q);
2497 print_time("duration", fmt_ctx->duration, &AV_TIME_BASE_Q);
2498 if (size >= 0) print_val ("size", size, unit_byte_str);
2499 else print_str_opt("size", "N/A");
2500 if (fmt_ctx->bit_rate > 0) print_val ("bit_rate", fmt_ctx->bit_rate, unit_bit_per_second_str);
2501 else print_str_opt("bit_rate", "N/A");
2502 print_int("probe_score", av_format_get_probe_score(fmt_ctx));
2503 if (do_show_format_tags)
2504 ret = show_tags(w, fmt_ctx->metadata, SECTION_ID_FORMAT_TAGS);
2506 writer_print_section_footer(w);
2511 static void show_error(WriterContext *w, int err)
2514 const char *errbuf_ptr = errbuf;
2516 if (av_strerror(err, errbuf, sizeof(errbuf)) < 0)
2517 errbuf_ptr = strerror(AVUNERROR(err));
2519 writer_print_section_header(w, SECTION_ID_ERROR);
2520 print_int("code", err);
2521 print_str("string", errbuf_ptr);
2522 writer_print_section_footer(w);
2525 static int open_input_file(InputFile *ifile, const char *filename)
2527 int err, i, orig_nb_streams;
2528 AVFormatContext *fmt_ctx = NULL;
2529 AVDictionaryEntry *t;
2530 AVDictionary **opts;
2531 int scan_all_pmts_set = 0;
2533 if (!av_dict_get(format_opts, "scan_all_pmts", NULL, AV_DICT_MATCH_CASE)) {
2534 av_dict_set(&format_opts, "scan_all_pmts", "1", AV_DICT_DONT_OVERWRITE);
2535 scan_all_pmts_set = 1;
2537 if ((err = avformat_open_input(&fmt_ctx, filename,
2538 iformat, &format_opts)) < 0) {
2539 print_error(filename, err);
2542 ifile->fmt_ctx = fmt_ctx;
2543 if (scan_all_pmts_set)
2544 av_dict_set(&format_opts, "scan_all_pmts", NULL, AV_DICT_MATCH_CASE);
2545 if ((t = av_dict_get(format_opts, "", NULL, AV_DICT_IGNORE_SUFFIX))) {
2546 av_log(NULL, AV_LOG_ERROR, "Option %s not found.\n", t->key);
2547 return AVERROR_OPTION_NOT_FOUND;
2550 /* fill the streams in the format context */
2551 opts = setup_find_stream_info_opts(fmt_ctx, codec_opts);
2552 orig_nb_streams = fmt_ctx->nb_streams;
2554 err = avformat_find_stream_info(fmt_ctx, opts);
2556 for (i = 0; i < orig_nb_streams; i++)
2557 av_dict_free(&opts[i]);
2561 print_error(filename, err);
2565 av_dump_format(fmt_ctx, 0, filename, 0);
2567 ifile->streams = av_mallocz_array(fmt_ctx->nb_streams,
2568 sizeof(*ifile->streams));
2569 if (!ifile->streams)
2571 ifile->nb_streams = fmt_ctx->nb_streams;
2573 /* bind a decoder to each input stream */
2574 for (i = 0; i < fmt_ctx->nb_streams; i++) {
2575 InputStream *ist = &ifile->streams[i];
2576 AVStream *stream = fmt_ctx->streams[i];
2581 if (stream->codecpar->codec_id == AV_CODEC_ID_PROBE) {
2582 av_log(NULL, AV_LOG_WARNING,
2583 "Failed to probe codec for input stream %d\n",
2588 codec = avcodec_find_decoder(stream->codecpar->codec_id);
2590 av_log(NULL, AV_LOG_WARNING,
2591 "Unsupported codec with id %d for input stream %d\n",
2592 stream->codecpar->codec_id, stream->index);
2596 AVDictionary *opts = filter_codec_opts(codec_opts, stream->codecpar->codec_id,
2597 fmt_ctx, stream, codec);
2599 ist->dec_ctx = avcodec_alloc_context3(codec);
2603 err = avcodec_parameters_to_context(ist->dec_ctx, stream->codecpar);
2607 ist->dec_ctx->pkt_timebase = stream->time_base;
2608 #if FF_API_LAVF_AVCTX
2609 ist->dec_ctx->time_base = stream->codec->time_base;
2610 ist->dec_ctx->framerate = stream->codec->framerate;
2613 if (avcodec_open2(ist->dec_ctx, codec, &opts) < 0) {
2614 av_log(NULL, AV_LOG_WARNING, "Could not open codec for input stream %d\n",
2619 if ((t = av_dict_get(opts, "", NULL, AV_DICT_IGNORE_SUFFIX))) {
2620 av_log(NULL, AV_LOG_ERROR, "Option %s for input stream %d not found\n",
2621 t->key, stream->index);
2622 return AVERROR_OPTION_NOT_FOUND;
2627 ifile->fmt_ctx = fmt_ctx;
2631 static void close_input_file(InputFile *ifile)
2635 /* close decoder for each stream */
2636 for (i = 0; i < ifile->nb_streams; i++)
2637 if (ifile->streams[i].st->codecpar->codec_id != AV_CODEC_ID_NONE)
2638 avcodec_free_context(&ifile->streams[i].dec_ctx);
2640 av_freep(&ifile->streams);
2641 ifile->nb_streams = 0;
2643 avformat_close_input(&ifile->fmt_ctx);
2646 static int probe_file(WriterContext *wctx, const char *filename)
2648 InputFile ifile = { 0 };
2652 do_read_frames = do_show_frames || do_count_frames;
2653 do_read_packets = do_show_packets || do_count_packets;
2655 ret = open_input_file(&ifile, filename);
2659 #define CHECK_END if (ret < 0) goto end
2661 nb_streams = ifile.fmt_ctx->nb_streams;
2662 REALLOCZ_ARRAY_STREAM(nb_streams_frames,0,ifile.fmt_ctx->nb_streams);
2663 REALLOCZ_ARRAY_STREAM(nb_streams_packets,0,ifile.fmt_ctx->nb_streams);
2664 REALLOCZ_ARRAY_STREAM(selected_streams,0,ifile.fmt_ctx->nb_streams);
2666 for (i = 0; i < ifile.fmt_ctx->nb_streams; i++) {
2667 if (stream_specifier) {
2668 ret = avformat_match_stream_specifier(ifile.fmt_ctx,
2669 ifile.fmt_ctx->streams[i],
2673 selected_streams[i] = ret;
2676 selected_streams[i] = 1;
2680 if (do_read_frames || do_read_packets) {
2681 if (do_show_frames && do_show_packets &&
2682 wctx->writer->flags & WRITER_FLAG_PUT_PACKETS_AND_FRAMES_IN_SAME_CHAPTER)
2683 section_id = SECTION_ID_PACKETS_AND_FRAMES;
2684 else if (do_show_packets && !do_show_frames)
2685 section_id = SECTION_ID_PACKETS;
2686 else // (!do_show_packets && do_show_frames)
2687 section_id = SECTION_ID_FRAMES;
2688 if (do_show_frames || do_show_packets)
2689 writer_print_section_header(wctx, section_id);
2690 ret = read_packets(wctx, &ifile);
2691 if (do_show_frames || do_show_packets)
2692 writer_print_section_footer(wctx);
2696 if (do_show_programs) {
2697 ret = show_programs(wctx, &ifile);
2701 if (do_show_streams) {
2702 ret = show_streams(wctx, &ifile);
2705 if (do_show_chapters) {
2706 ret = show_chapters(wctx, &ifile);
2709 if (do_show_format) {
2710 ret = show_format(wctx, &ifile);
2716 close_input_file(&ifile);
2717 av_freep(&nb_streams_frames);
2718 av_freep(&nb_streams_packets);
2719 av_freep(&selected_streams);
2724 static void show_usage(void)
2726 av_log(NULL, AV_LOG_INFO, "Simple multimedia streams analyzer\n");
2727 av_log(NULL, AV_LOG_INFO, "usage: %s [OPTIONS] [INPUT_FILE]\n", program_name);
2728 av_log(NULL, AV_LOG_INFO, "\n");
2731 static void ffprobe_show_program_version(WriterContext *w)
2734 av_bprint_init(&pbuf, 1, AV_BPRINT_SIZE_UNLIMITED);
2736 writer_print_section_header(w, SECTION_ID_PROGRAM_VERSION);
2737 print_str("version", FFMPEG_VERSION);
2738 print_fmt("copyright", "Copyright (c) %d-%d the FFmpeg developers",
2739 program_birth_year, CONFIG_THIS_YEAR);
2740 print_str("compiler_ident", CC_IDENT);
2741 print_str("configuration", FFMPEG_CONFIGURATION);
2742 writer_print_section_footer(w);
2744 av_bprint_finalize(&pbuf, NULL);
2747 #define SHOW_LIB_VERSION(libname, LIBNAME) \
2749 if (CONFIG_##LIBNAME) { \
2750 unsigned int version = libname##_version(); \
2751 writer_print_section_header(w, SECTION_ID_LIBRARY_VERSION); \
2752 print_str("name", "lib" #libname); \
2753 print_int("major", LIB##LIBNAME##_VERSION_MAJOR); \
2754 print_int("minor", LIB##LIBNAME##_VERSION_MINOR); \
2755 print_int("micro", LIB##LIBNAME##_VERSION_MICRO); \
2756 print_int("version", version); \
2757 print_str("ident", LIB##LIBNAME##_IDENT); \
2758 writer_print_section_footer(w); \
2762 static void ffprobe_show_library_versions(WriterContext *w)
2764 writer_print_section_header(w, SECTION_ID_LIBRARY_VERSIONS);
2765 SHOW_LIB_VERSION(avutil, AVUTIL);
2766 SHOW_LIB_VERSION(avcodec, AVCODEC);
2767 SHOW_LIB_VERSION(avformat, AVFORMAT);
2768 SHOW_LIB_VERSION(avdevice, AVDEVICE);
2769 SHOW_LIB_VERSION(avfilter, AVFILTER);
2770 SHOW_LIB_VERSION(swscale, SWSCALE);
2771 SHOW_LIB_VERSION(swresample, SWRESAMPLE);
2772 SHOW_LIB_VERSION(postproc, POSTPROC);
2773 writer_print_section_footer(w);
2776 #define PRINT_PIX_FMT_FLAG(flagname, name) \
2778 print_int(name, !!(pixdesc->flags & AV_PIX_FMT_FLAG_##flagname)); \
2781 static void ffprobe_show_pixel_formats(WriterContext *w)
2783 const AVPixFmtDescriptor *pixdesc = NULL;
2786 writer_print_section_header(w, SECTION_ID_PIXEL_FORMATS);
2787 while (pixdesc = av_pix_fmt_desc_next(pixdesc)) {
2788 writer_print_section_header(w, SECTION_ID_PIXEL_FORMAT);
2789 print_str("name", pixdesc->name);
2790 print_int("nb_components", pixdesc->nb_components);
2791 if ((pixdesc->nb_components >= 3) && !(pixdesc->flags & AV_PIX_FMT_FLAG_RGB)) {
2792 print_int ("log2_chroma_w", pixdesc->log2_chroma_w);
2793 print_int ("log2_chroma_h", pixdesc->log2_chroma_h);
2795 print_str_opt("log2_chroma_w", "N/A");
2796 print_str_opt("log2_chroma_h", "N/A");
2798 n = av_get_bits_per_pixel(pixdesc);
2799 if (n) print_int ("bits_per_pixel", n);
2800 else print_str_opt("bits_per_pixel", "N/A");
2801 if (do_show_pixel_format_flags) {
2802 writer_print_section_header(w, SECTION_ID_PIXEL_FORMAT_FLAGS);
2803 PRINT_PIX_FMT_FLAG(BE, "big_endian");
2804 PRINT_PIX_FMT_FLAG(PAL, "palette");
2805 PRINT_PIX_FMT_FLAG(BITSTREAM, "bitstream");
2806 PRINT_PIX_FMT_FLAG(HWACCEL, "hwaccel");
2807 PRINT_PIX_FMT_FLAG(PLANAR, "planar");
2808 PRINT_PIX_FMT_FLAG(RGB, "rgb");
2809 PRINT_PIX_FMT_FLAG(PSEUDOPAL, "pseudopal");
2810 PRINT_PIX_FMT_FLAG(ALPHA, "alpha");
2811 writer_print_section_footer(w);
2813 if (do_show_pixel_format_components && (pixdesc->nb_components > 0)) {
2814 writer_print_section_header(w, SECTION_ID_PIXEL_FORMAT_COMPONENTS);
2815 for (i = 0; i < pixdesc->nb_components; i++) {
2816 writer_print_section_header(w, SECTION_ID_PIXEL_FORMAT_COMPONENT);
2817 print_int("index", i + 1);
2818 print_int("bit_depth", pixdesc->comp[i].depth);
2819 writer_print_section_footer(w);
2821 writer_print_section_footer(w);
2823 writer_print_section_footer(w);
2825 writer_print_section_footer(w);
2828 static int opt_format(void *optctx, const char *opt, const char *arg)
2830 iformat = av_find_input_format(arg);
2832 av_log(NULL, AV_LOG_ERROR, "Unknown input format: %s\n", arg);
2833 return AVERROR(EINVAL);
2838 static inline void mark_section_show_entries(SectionID section_id,
2839 int show_all_entries, AVDictionary *entries)
2841 struct section *section = §ions[section_id];
2843 section->show_all_entries = show_all_entries;
2844 if (show_all_entries) {
2846 for (id = section->children_ids; *id != -1; id++)
2847 mark_section_show_entries(*id, show_all_entries, entries);
2849 av_dict_copy(§ion->entries_to_show, entries, 0);
2853 static int match_section(const char *section_name,
2854 int show_all_entries, AVDictionary *entries)
2858 for (i = 0; i < FF_ARRAY_ELEMS(sections); i++) {
2859 const struct section *section = §ions[i];
2860 if (!strcmp(section_name, section->name) ||
2861 (section->unique_name && !strcmp(section_name, section->unique_name))) {
2862 av_log(NULL, AV_LOG_DEBUG,
2863 "'%s' matches section with unique name '%s'\n", section_name,
2864 (char *)av_x_if_null(section->unique_name, section->name));
2866 mark_section_show_entries(section->id, show_all_entries, entries);
2872 static int opt_show_entries(void *optctx, const char *opt, const char *arg)
2874 const char *p = arg;
2878 AVDictionary *entries = NULL;
2879 char *section_name = av_get_token(&p, "=:");
2880 int show_all_entries = 0;
2882 if (!section_name) {
2883 av_log(NULL, AV_LOG_ERROR,
2884 "Missing section name for option '%s'\n", opt);
2885 return AVERROR(EINVAL);
2890 while (*p && *p != ':') {
2891 char *entry = av_get_token(&p, ",:");
2894 av_log(NULL, AV_LOG_VERBOSE,
2895 "Adding '%s' to the entries to show in section '%s'\n",
2896 entry, section_name);
2897 av_dict_set(&entries, entry, "", AV_DICT_DONT_STRDUP_KEY);
2902 show_all_entries = 1;
2905 ret = match_section(section_name, show_all_entries, entries);
2907 av_log(NULL, AV_LOG_ERROR, "No match for section '%s'\n", section_name);
2908 ret = AVERROR(EINVAL);
2910 av_dict_free(&entries);
2911 av_free(section_name);
2922 static int opt_show_format_entry(void *optctx, const char *opt, const char *arg)
2924 char *buf = av_asprintf("format=%s", arg);
2928 return AVERROR(ENOMEM);
2930 av_log(NULL, AV_LOG_WARNING,
2931 "Option '%s' is deprecated, use '-show_entries format=%s' instead\n",
2933 ret = opt_show_entries(optctx, opt, buf);
2938 static void opt_input_file(void *optctx, const char *arg)
2940 if (input_filename) {
2941 av_log(NULL, AV_LOG_ERROR,
2942 "Argument '%s' provided as input filename, but '%s' was already specified.\n",
2943 arg, input_filename);
2946 if (!strcmp(arg, "-"))
2948 input_filename = arg;
2951 static int opt_input_file_i(void *optctx, const char *opt, const char *arg)
2953 opt_input_file(optctx, arg);
2957 void show_help_default(const char *opt, const char *arg)
2959 av_log_set_callback(log_callback_help);
2961 show_help_options(options, "Main options:", 0, 0, 0);
2964 show_help_children(avformat_get_class(), AV_OPT_FLAG_DECODING_PARAM);
2968 * Parse interval specification, according to the format:
2969 * INTERVAL ::= [START|+START_OFFSET][%[END|+END_OFFSET]]
2970 * INTERVALS ::= INTERVAL[,INTERVALS]
2972 static int parse_read_interval(const char *interval_spec,
2973 ReadInterval *interval)
2976 char *next, *p, *spec = av_strdup(interval_spec);
2978 return AVERROR(ENOMEM);
2981 av_log(NULL, AV_LOG_ERROR, "Invalid empty interval specification\n");
2982 ret = AVERROR(EINVAL);
2987 next = strchr(spec, '%');
2991 /* parse first part */
2993 interval->has_start = 1;
2996 interval->start_is_offset = 1;
2999 interval->start_is_offset = 0;
3002 ret = av_parse_time(&interval->start, p, 1);
3004 av_log(NULL, AV_LOG_ERROR, "Invalid interval start specification '%s'\n", p);
3008 interval->has_start = 0;
3011 /* parse second part */
3015 interval->has_end = 1;
3018 interval->end_is_offset = 1;
3021 interval->end_is_offset = 0;
3024 if (interval->end_is_offset && *p == '#') {
3027 interval->duration_frames = 1;
3029 lli = strtoll(p, &tail, 10);
3030 if (*tail || lli < 0) {
3031 av_log(NULL, AV_LOG_ERROR,
3032 "Invalid or negative value '%s' for duration number of frames\n", p);
3035 interval->end = lli;
3037 ret = av_parse_time(&us, p, 1);
3039 av_log(NULL, AV_LOG_ERROR, "Invalid interval end/duration specification '%s'\n", p);
3045 interval->has_end = 0;
3053 static int parse_read_intervals(const char *intervals_spec)
3056 char *p, *spec = av_strdup(intervals_spec);
3058 return AVERROR(ENOMEM);
3060 /* preparse specification, get number of intervals */
3061 for (n = 0, p = spec; *p; p++)
3066 read_intervals = av_malloc_array(n, sizeof(*read_intervals));
3067 if (!read_intervals) {
3068 ret = AVERROR(ENOMEM);
3071 read_intervals_nb = n;
3073 /* parse intervals */
3075 for (i = 0; p; i++) {
3078 av_assert0(i < read_intervals_nb);
3079 next = strchr(p, ',');
3083 read_intervals[i].id = i;
3084 ret = parse_read_interval(p, &read_intervals[i]);
3086 av_log(NULL, AV_LOG_ERROR, "Error parsing read interval #%d '%s'\n",
3090 av_log(NULL, AV_LOG_VERBOSE, "Parsed log interval ");
3091 log_read_interval(&read_intervals[i], NULL, AV_LOG_VERBOSE);
3094 av_assert0(i == read_intervals_nb);
3101 static int opt_read_intervals(void *optctx, const char *opt, const char *arg)
3103 return parse_read_intervals(arg);
3106 static int opt_pretty(void *optctx, const char *opt, const char *arg)
3108 show_value_unit = 1;
3109 use_value_prefix = 1;
3110 use_byte_value_binary_prefix = 1;
3111 use_value_sexagesimal_format = 1;
3115 static void print_section(SectionID id, int level)
3117 const SectionID *pid;
3118 const struct section *section = §ions[id];
3120 section->flags & SECTION_FLAG_IS_WRAPPER ? 'W' : '.',
3121 section->flags & SECTION_FLAG_IS_ARRAY ? 'A' : '.',
3122 section->flags & SECTION_FLAG_HAS_VARIABLE_FIELDS ? 'V' : '.');
3123 printf("%*c %s", level * 4, ' ', section->name);
3124 if (section->unique_name)
3125 printf("/%s", section->unique_name);
3128 for (pid = section->children_ids; *pid != -1; pid++)
3129 print_section(*pid, level+1);
3132 static int opt_sections(void *optctx, const char *opt, const char *arg)
3134 printf("Sections:\n"
3135 "W.. = Section is a wrapper (contains other sections, no local entries)\n"
3136 ".A. = Section contains an array of elements of the same type\n"
3137 "..V = Section may contain a variable number of fields with variable keys\n"
3138 "FLAGS NAME/UNIQUE_NAME\n"
3140 print_section(SECTION_ID_ROOT, 0);
3144 static int opt_show_versions(const char *opt, const char *arg)
3146 mark_section_show_entries(SECTION_ID_PROGRAM_VERSION, 1, NULL);
3147 mark_section_show_entries(SECTION_ID_LIBRARY_VERSION, 1, NULL);
3151 #define DEFINE_OPT_SHOW_SECTION(section, target_section_id) \
3152 static int opt_show_##section(const char *opt, const char *arg) \
3154 mark_section_show_entries(SECTION_ID_##target_section_id, 1, NULL); \
3158 DEFINE_OPT_SHOW_SECTION(chapters, CHAPTERS)
3159 DEFINE_OPT_SHOW_SECTION(error, ERROR)
3160 DEFINE_OPT_SHOW_SECTION(format, FORMAT)
3161 DEFINE_OPT_SHOW_SECTION(frames, FRAMES)
3162 DEFINE_OPT_SHOW_SECTION(library_versions, LIBRARY_VERSIONS)
3163 DEFINE_OPT_SHOW_SECTION(packets, PACKETS)
3164 DEFINE_OPT_SHOW_SECTION(pixel_formats, PIXEL_FORMATS)
3165 DEFINE_OPT_SHOW_SECTION(program_version, PROGRAM_VERSION)
3166 DEFINE_OPT_SHOW_SECTION(streams, STREAMS)
3167 DEFINE_OPT_SHOW_SECTION(programs, PROGRAMS)
3169 static const OptionDef real_options[] = {
3170 #include "cmdutils_common_opts.h"
3171 { "f", HAS_ARG, {.func_arg = opt_format}, "force format", "format" },
3172 { "unit", OPT_BOOL, {&show_value_unit}, "show unit of the displayed values" },
3173 { "prefix", OPT_BOOL, {&use_value_prefix}, "use SI prefixes for the displayed values" },
3174 { "byte_binary_prefix", OPT_BOOL, {&use_byte_value_binary_prefix},
3175 "use binary prefixes for byte units" },
3176 { "sexagesimal", OPT_BOOL, {&use_value_sexagesimal_format},
3177 "use sexagesimal format HOURS:MM:SS.MICROSECONDS for time units" },
3178 { "pretty", 0, {.func_arg = opt_pretty},
3179 "prettify the format of displayed values, make it more human readable" },
3180 { "print_format", OPT_STRING | HAS_ARG, {(void*)&print_format},
3181 "set the output printing format (available formats are: default, compact, csv, flat, ini, json, xml)", "format" },
3182 { "of", OPT_STRING | HAS_ARG, {(void*)&print_format}, "alias for -print_format", "format" },
3183 { "select_streams", OPT_STRING | HAS_ARG, {(void*)&stream_specifier}, "select the specified streams", "stream_specifier" },
3184 { "sections", OPT_EXIT, {.func_arg = opt_sections}, "print sections structure and section information, and exit" },
3185 { "show_data", OPT_BOOL, {(void*)&do_show_data}, "show packets data" },
3186 { "show_data_hash", OPT_STRING | HAS_ARG, {(void*)&show_data_hash}, "show packets data hash" },
3187 { "show_error", 0, {(void*)&opt_show_error}, "show probing error" },
3188 { "show_format", 0, {(void*)&opt_show_format}, "show format/container info" },
3189 { "show_frames", 0, {(void*)&opt_show_frames}, "show frames info" },
3190 { "show_format_entry", HAS_ARG, {.func_arg = opt_show_format_entry},
3191 "show a particular entry from the format/container info", "entry" },
3192 { "show_entries", HAS_ARG, {.func_arg = opt_show_entries},
3193 "show a set of specified entries", "entry_list" },
3194 { "show_packets", 0, {(void*)&opt_show_packets}, "show packets info" },
3195 { "show_programs", 0, {(void*)&opt_show_programs}, "show programs info" },
3196 { "show_streams", 0, {(void*)&opt_show_streams}, "show streams info" },
3197 { "show_chapters", 0, {(void*)&opt_show_chapters}, "show chapters info" },
3198 { "count_frames", OPT_BOOL, {(void*)&do_count_frames}, "count the number of frames per stream" },
3199 { "count_packets", OPT_BOOL, {(void*)&do_count_packets}, "count the number of packets per stream" },
3200 { "show_program_version", 0, {(void*)&opt_show_program_version}, "show ffprobe version" },
3201 { "show_library_versions", 0, {(void*)&opt_show_library_versions}, "show library versions" },
3202 { "show_versions", 0, {(void*)&opt_show_versions}, "show program and library versions" },
3203 { "show_pixel_formats", 0, {(void*)&opt_show_pixel_formats}, "show pixel format descriptions" },
3204 { "show_private_data", OPT_BOOL, {(void*)&show_private_data}, "show private data" },
3205 { "private", OPT_BOOL, {(void*)&show_private_data}, "same as show_private_data" },
3206 { "bitexact", OPT_BOOL, {&do_bitexact}, "force bitexact output" },
3207 { "read_intervals", HAS_ARG, {.func_arg = opt_read_intervals}, "set read intervals", "read_intervals" },
3208 { "default", HAS_ARG | OPT_AUDIO | OPT_VIDEO | OPT_EXPERT, {.func_arg = opt_default}, "generic catch all option", "" },
3209 { "i", HAS_ARG, {.func_arg = opt_input_file_i}, "read specified file", "input_file"},
3213 static inline int check_section_show_entries(int section_id)
3216 struct section *section = §ions[section_id];
3217 if (sections[section_id].show_all_entries || sections[section_id].entries_to_show)
3219 for (id = section->children_ids; *id != -1; id++)
3220 if (check_section_show_entries(*id))
3225 #define SET_DO_SHOW(id, varname) do { \
3226 if (check_section_show_entries(SECTION_ID_##id)) \
3227 do_show_##varname = 1; \
3230 int main(int argc, char **argv)
3233 WriterContext *wctx;
3235 char *w_name = NULL, *w_args = NULL;
3238 av_log_set_flags(AV_LOG_SKIP_REPEATED);
3239 register_exit(ffprobe_cleanup);
3241 options = real_options;
3242 parse_loglevel(argc, argv, options);
3244 avformat_network_init();
3247 avdevice_register_all();
3250 show_banner(argc, argv, options);
3251 parse_options(NULL, argc, argv, options, opt_input_file);
3253 /* mark things to show, based on -show_entries */
3254 SET_DO_SHOW(CHAPTERS, chapters);
3255 SET_DO_SHOW(ERROR, error);
3256 SET_DO_SHOW(FORMAT, format);
3257 SET_DO_SHOW(FRAMES, frames);
3258 SET_DO_SHOW(LIBRARY_VERSIONS, library_versions);
3259 SET_DO_SHOW(PACKETS, packets);
3260 SET_DO_SHOW(PIXEL_FORMATS, pixel_formats);
3261 SET_DO_SHOW(PIXEL_FORMAT_FLAGS, pixel_format_flags);
3262 SET_DO_SHOW(PIXEL_FORMAT_COMPONENTS, pixel_format_components);
3263 SET_DO_SHOW(PROGRAM_VERSION, program_version);
3264 SET_DO_SHOW(PROGRAMS, programs);
3265 SET_DO_SHOW(STREAMS, streams);
3266 SET_DO_SHOW(STREAM_DISPOSITION, stream_disposition);
3267 SET_DO_SHOW(PROGRAM_STREAM_DISPOSITION, stream_disposition);
3269 SET_DO_SHOW(CHAPTER_TAGS, chapter_tags);
3270 SET_DO_SHOW(FORMAT_TAGS, format_tags);
3271 SET_DO_SHOW(FRAME_TAGS, frame_tags);
3272 SET_DO_SHOW(PROGRAM_TAGS, program_tags);
3273 SET_DO_SHOW(STREAM_TAGS, stream_tags);
3274 SET_DO_SHOW(PACKET_TAGS, packet_tags);
3276 if (do_bitexact && (do_show_program_version || do_show_library_versions)) {
3277 av_log(NULL, AV_LOG_ERROR,
3278 "-bitexact and -show_program_version or -show_library_versions "
3279 "options are incompatible\n");
3280 ret = AVERROR(EINVAL);
3284 writer_register_all();
3287 print_format = av_strdup("default");
3288 if (!print_format) {
3289 ret = AVERROR(ENOMEM);
3292 w_name = av_strtok(print_format, "=", &buf);
3295 if (show_data_hash) {
3296 if ((ret = av_hash_alloc(&hash, show_data_hash)) < 0) {
3297 if (ret == AVERROR(EINVAL)) {
3299 av_log(NULL, AV_LOG_ERROR,
3300 "Unknown hash algorithm '%s'\nKnown algorithms:",
3302 for (i = 0; (n = av_hash_names(i)); i++)
3303 av_log(NULL, AV_LOG_ERROR, " %s", n);
3304 av_log(NULL, AV_LOG_ERROR, "\n");
3310 w = writer_get_by_name(w_name);
3312 av_log(NULL, AV_LOG_ERROR, "Unknown output format with name '%s'\n", w_name);
3313 ret = AVERROR(EINVAL);
3317 if ((ret = writer_open(&wctx, w, w_args,
3318 sections, FF_ARRAY_ELEMS(sections))) >= 0) {
3319 if (w == &xml_writer)
3320 wctx->string_validation_utf8_flags |= AV_UTF8_FLAG_EXCLUDE_XML_INVALID_CONTROL_CODES;
3322 writer_print_section_header(wctx, SECTION_ID_ROOT);
3324 if (do_show_program_version)
3325 ffprobe_show_program_version(wctx);
3326 if (do_show_library_versions)
3327 ffprobe_show_library_versions(wctx);
3328 if (do_show_pixel_formats)
3329 ffprobe_show_pixel_formats(wctx);
3331 if (!input_filename &&
3332 ((do_show_format || do_show_programs || do_show_streams || do_show_chapters || do_show_packets || do_show_error) ||
3333 (!do_show_program_version && !do_show_library_versions && !do_show_pixel_formats))) {
3335 av_log(NULL, AV_LOG_ERROR, "You have to specify one input file.\n");
3336 av_log(NULL, AV_LOG_ERROR, "Use -h to get full help or, even better, run 'man %s'.\n", program_name);
3337 ret = AVERROR(EINVAL);
3338 } else if (input_filename) {
3339 ret = probe_file(wctx, input_filename);
3340 if (ret < 0 && do_show_error)
3341 show_error(wctx, ret);
3344 writer_print_section_footer(wctx);
3345 writer_close(&wctx);
3349 av_freep(&print_format);
3350 av_freep(&read_intervals);
3351 av_hash_freep(&hash);
3354 for (i = 0; i < FF_ARRAY_ELEMS(sections); i++)
3355 av_dict_free(&(sections[i].entries_to_show));
3357 avformat_network_deinit();