2 * Copyright (c) 2007-2010 Stefano Sabatini
4 * This file is part of FFmpeg.
6 * FFmpeg is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * FFmpeg is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with FFmpeg; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
23 * simple media prober based on the FFmpeg libraries
27 #include "libavutil/ffversion.h"
31 #include "libavformat/avformat.h"
32 #include "libavcodec/avcodec.h"
33 #include "libavutil/avassert.h"
34 #include "libavutil/avstring.h"
35 #include "libavutil/bprint.h"
36 #include "libavutil/display.h"
37 #include "libavutil/hash.h"
38 #include "libavutil/opt.h"
39 #include "libavutil/pixdesc.h"
40 #include "libavutil/dict.h"
41 #include "libavutil/intreadwrite.h"
42 #include "libavutil/libm.h"
43 #include "libavutil/parseutils.h"
44 #include "libavutil/timecode.h"
45 #include "libavutil/timestamp.h"
46 #include "libavdevice/avdevice.h"
47 #include "libswscale/swscale.h"
48 #include "libswresample/swresample.h"
49 #include "libpostproc/postprocess.h"
52 const char program_name[] = "ffprobe";
53 const int program_birth_year = 2007;
55 static int do_bitexact = 0;
56 static int do_count_frames = 0;
57 static int do_count_packets = 0;
58 static int do_read_frames = 0;
59 static int do_read_packets = 0;
60 static int do_show_chapters = 0;
61 static int do_show_error = 0;
62 static int do_show_format = 0;
63 static int do_show_frames = 0;
64 static int do_show_packets = 0;
65 static int do_show_programs = 0;
66 static int do_show_streams = 0;
67 static int do_show_stream_disposition = 0;
68 static int do_show_data = 0;
69 static int do_show_program_version = 0;
70 static int do_show_library_versions = 0;
71 static int do_show_pixel_formats = 0;
72 static int do_show_pixel_format_flags = 0;
73 static int do_show_pixel_format_components = 0;
75 static int do_show_chapter_tags = 0;
76 static int do_show_format_tags = 0;
77 static int do_show_frame_tags = 0;
78 static int do_show_program_tags = 0;
79 static int do_show_stream_tags = 0;
81 static int show_value_unit = 0;
82 static int use_value_prefix = 0;
83 static int use_byte_value_binary_prefix = 0;
84 static int use_value_sexagesimal_format = 0;
85 static int show_private_data = 1;
87 static char *print_format;
88 static char *stream_specifier;
89 static char *show_data_hash;
91 typedef struct ReadInterval {
92 int id; ///< identifier
93 int64_t start, end; ///< start, end in second/AV_TIME_BASE units
94 int has_start, has_end;
95 int start_is_offset, end_is_offset;
99 static ReadInterval *read_intervals;
100 static int read_intervals_nb = 0;
102 /* section structure definition */
104 #define SECTION_MAX_NB_CHILDREN 10
107 int id; ///< unique id identifying a section
110 #define SECTION_FLAG_IS_WRAPPER 1 ///< the section only contains other sections, but has no data at its own level
111 #define SECTION_FLAG_IS_ARRAY 2 ///< the section contains an array of elements of the same type
112 #define SECTION_FLAG_HAS_VARIABLE_FIELDS 4 ///< the section may contain a variable number of fields with variable keys.
113 /// For these sections the element_name field is mandatory.
115 int children_ids[SECTION_MAX_NB_CHILDREN+1]; ///< list of children section IDS, terminated by -1
116 const char *element_name; ///< name of the contained element, if provided
117 const char *unique_name; ///< unique section name, in case the name is ambiguous
118 AVDictionary *entries_to_show;
119 int show_all_entries;
123 SECTION_ID_NONE = -1,
125 SECTION_ID_CHAPTER_TAGS,
129 SECTION_ID_FORMAT_TAGS,
132 SECTION_ID_FRAME_TAGS,
133 SECTION_ID_FRAME_SIDE_DATA_LIST,
134 SECTION_ID_FRAME_SIDE_DATA,
135 SECTION_ID_LIBRARY_VERSION,
136 SECTION_ID_LIBRARY_VERSIONS,
139 SECTION_ID_PACKETS_AND_FRAMES,
140 SECTION_ID_PACKET_SIDE_DATA_LIST,
141 SECTION_ID_PACKET_SIDE_DATA,
142 SECTION_ID_PIXEL_FORMAT,
143 SECTION_ID_PIXEL_FORMAT_FLAGS,
144 SECTION_ID_PIXEL_FORMAT_COMPONENT,
145 SECTION_ID_PIXEL_FORMAT_COMPONENTS,
146 SECTION_ID_PIXEL_FORMATS,
147 SECTION_ID_PROGRAM_STREAM_DISPOSITION,
148 SECTION_ID_PROGRAM_STREAM_TAGS,
150 SECTION_ID_PROGRAM_STREAMS,
151 SECTION_ID_PROGRAM_STREAM,
152 SECTION_ID_PROGRAM_TAGS,
153 SECTION_ID_PROGRAM_VERSION,
157 SECTION_ID_STREAM_DISPOSITION,
159 SECTION_ID_STREAM_TAGS,
160 SECTION_ID_STREAM_SIDE_DATA_LIST,
161 SECTION_ID_STREAM_SIDE_DATA,
165 static struct section sections[] = {
166 [SECTION_ID_CHAPTERS] = { SECTION_ID_CHAPTERS, "chapters", SECTION_FLAG_IS_ARRAY, { SECTION_ID_CHAPTER, -1 } },
167 [SECTION_ID_CHAPTER] = { SECTION_ID_CHAPTER, "chapter", 0, { SECTION_ID_CHAPTER_TAGS, -1 } },
168 [SECTION_ID_CHAPTER_TAGS] = { SECTION_ID_CHAPTER_TAGS, "tags", SECTION_FLAG_HAS_VARIABLE_FIELDS, { -1 }, .element_name = "tag", .unique_name = "chapter_tags" },
169 [SECTION_ID_ERROR] = { SECTION_ID_ERROR, "error", 0, { -1 } },
170 [SECTION_ID_FORMAT] = { SECTION_ID_FORMAT, "format", 0, { SECTION_ID_FORMAT_TAGS, -1 } },
171 [SECTION_ID_FORMAT_TAGS] = { SECTION_ID_FORMAT_TAGS, "tags", SECTION_FLAG_HAS_VARIABLE_FIELDS, { -1 }, .element_name = "tag", .unique_name = "format_tags" },
172 [SECTION_ID_FRAMES] = { SECTION_ID_FRAMES, "frames", SECTION_FLAG_IS_ARRAY, { SECTION_ID_FRAME, SECTION_ID_SUBTITLE, -1 } },
173 [SECTION_ID_FRAME] = { SECTION_ID_FRAME, "frame", 0, { SECTION_ID_FRAME_TAGS, SECTION_ID_FRAME_SIDE_DATA_LIST, -1 } },
174 [SECTION_ID_FRAME_TAGS] = { SECTION_ID_FRAME_TAGS, "tags", SECTION_FLAG_HAS_VARIABLE_FIELDS, { -1 }, .element_name = "tag", .unique_name = "frame_tags" },
175 [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 } },
176 [SECTION_ID_FRAME_SIDE_DATA] = { SECTION_ID_FRAME_SIDE_DATA, "side_data", 0, { -1 } },
177 [SECTION_ID_LIBRARY_VERSIONS] = { SECTION_ID_LIBRARY_VERSIONS, "library_versions", SECTION_FLAG_IS_ARRAY, { SECTION_ID_LIBRARY_VERSION, -1 } },
178 [SECTION_ID_LIBRARY_VERSION] = { SECTION_ID_LIBRARY_VERSION, "library_version", 0, { -1 } },
179 [SECTION_ID_PACKETS] = { SECTION_ID_PACKETS, "packets", SECTION_FLAG_IS_ARRAY, { SECTION_ID_PACKET, -1} },
180 [SECTION_ID_PACKETS_AND_FRAMES] = { SECTION_ID_PACKETS_AND_FRAMES, "packets_and_frames", SECTION_FLAG_IS_ARRAY, { SECTION_ID_PACKET, -1} },
181 [SECTION_ID_PACKET] = { SECTION_ID_PACKET, "packet", 0, { SECTION_ID_PACKET_SIDE_DATA_LIST, -1 } },
182 [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 } },
183 [SECTION_ID_PACKET_SIDE_DATA] = { SECTION_ID_PACKET_SIDE_DATA, "side_data", 0, { -1 } },
184 [SECTION_ID_PIXEL_FORMATS] = { SECTION_ID_PIXEL_FORMATS, "pixel_formats", SECTION_FLAG_IS_ARRAY, { SECTION_ID_PIXEL_FORMAT, -1 } },
185 [SECTION_ID_PIXEL_FORMAT] = { SECTION_ID_PIXEL_FORMAT, "pixel_format", 0, { SECTION_ID_PIXEL_FORMAT_FLAGS, SECTION_ID_PIXEL_FORMAT_COMPONENTS, -1 } },
186 [SECTION_ID_PIXEL_FORMAT_FLAGS] = { SECTION_ID_PIXEL_FORMAT_FLAGS, "flags", 0, { -1 }, .unique_name = "pixel_format_flags" },
187 [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" },
188 [SECTION_ID_PIXEL_FORMAT_COMPONENT] = { SECTION_ID_PIXEL_FORMAT_COMPONENT, "component", 0, { -1 } },
189 [SECTION_ID_PROGRAM_STREAM_DISPOSITION] = { SECTION_ID_PROGRAM_STREAM_DISPOSITION, "disposition", 0, { -1 }, .unique_name = "program_stream_disposition" },
190 [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" },
191 [SECTION_ID_PROGRAM] = { SECTION_ID_PROGRAM, "program", 0, { SECTION_ID_PROGRAM_TAGS, SECTION_ID_PROGRAM_STREAMS, -1 } },
192 [SECTION_ID_PROGRAM_STREAMS] = { SECTION_ID_PROGRAM_STREAMS, "streams", SECTION_FLAG_IS_ARRAY, { SECTION_ID_PROGRAM_STREAM, -1 }, .unique_name = "program_streams" },
193 [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" },
194 [SECTION_ID_PROGRAM_TAGS] = { SECTION_ID_PROGRAM_TAGS, "tags", SECTION_FLAG_HAS_VARIABLE_FIELDS, { -1 }, .element_name = "tag", .unique_name = "program_tags" },
195 [SECTION_ID_PROGRAM_VERSION] = { SECTION_ID_PROGRAM_VERSION, "program_version", 0, { -1 } },
196 [SECTION_ID_PROGRAMS] = { SECTION_ID_PROGRAMS, "programs", SECTION_FLAG_IS_ARRAY, { SECTION_ID_PROGRAM, -1 } },
197 [SECTION_ID_ROOT] = { SECTION_ID_ROOT, "root", SECTION_FLAG_IS_WRAPPER,
198 { SECTION_ID_CHAPTERS, SECTION_ID_FORMAT, SECTION_ID_FRAMES, SECTION_ID_PROGRAMS, SECTION_ID_STREAMS,
199 SECTION_ID_PACKETS, SECTION_ID_ERROR, SECTION_ID_PROGRAM_VERSION, SECTION_ID_LIBRARY_VERSIONS,
200 SECTION_ID_PIXEL_FORMATS, -1} },
201 [SECTION_ID_STREAMS] = { SECTION_ID_STREAMS, "streams", SECTION_FLAG_IS_ARRAY, { SECTION_ID_STREAM, -1 } },
202 [SECTION_ID_STREAM] = { SECTION_ID_STREAM, "stream", 0, { SECTION_ID_STREAM_DISPOSITION, SECTION_ID_STREAM_TAGS, SECTION_ID_STREAM_SIDE_DATA_LIST, -1 } },
203 [SECTION_ID_STREAM_DISPOSITION] = { SECTION_ID_STREAM_DISPOSITION, "disposition", 0, { -1 }, .unique_name = "stream_disposition" },
204 [SECTION_ID_STREAM_TAGS] = { SECTION_ID_STREAM_TAGS, "tags", SECTION_FLAG_HAS_VARIABLE_FIELDS, { -1 }, .element_name = "tag", .unique_name = "stream_tags" },
205 [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 } },
206 [SECTION_ID_STREAM_SIDE_DATA] = { SECTION_ID_STREAM_SIDE_DATA, "side_data", 0, { -1 } },
207 [SECTION_ID_SUBTITLE] = { SECTION_ID_SUBTITLE, "subtitle", 0, { -1 } },
210 static const OptionDef *options;
212 /* FFprobe context */
213 static const char *input_filename;
214 static AVInputFormat *iformat = NULL;
216 static struct AVHashContext *hash;
218 static const char *const binary_unit_prefixes [] = { "", "Ki", "Mi", "Gi", "Ti", "Pi" };
219 static const char *const decimal_unit_prefixes[] = { "", "K" , "M" , "G" , "T" , "P" };
221 static const char unit_second_str[] = "s" ;
222 static const char unit_hertz_str[] = "Hz" ;
223 static const char unit_byte_str[] = "byte" ;
224 static const char unit_bit_per_second_str[] = "bit/s";
226 static int nb_streams;
227 static uint64_t *nb_streams_packets;
228 static uint64_t *nb_streams_frames;
229 static int *selected_streams;
231 static void ffprobe_cleanup(int ret)
234 for (i = 0; i < FF_ARRAY_ELEMS(sections); i++)
235 av_dict_free(&(sections[i].entries_to_show));
239 union { double d; long long int i; } val;
243 static char *value_string(char *buf, int buf_size, struct unit_value uv)
249 if (uv.unit == unit_second_str) {
253 vald = vali = uv.val.i;
256 if (uv.unit == unit_second_str && use_value_sexagesimal_format) {
260 mins = (int)secs / 60;
261 secs = secs - mins * 60;
264 snprintf(buf, buf_size, "%d:%02d:%09.6f", hours, mins, secs);
266 const char *prefix_string = "";
268 if (use_value_prefix && vald > 1) {
271 if (uv.unit == unit_byte_str && use_byte_value_binary_prefix) {
272 index = (long long int) (log2(vald)) / 10;
273 index = av_clip(index, 0, FF_ARRAY_ELEMS(binary_unit_prefixes) - 1);
274 vald /= exp2(index * 10);
275 prefix_string = binary_unit_prefixes[index];
277 index = (long long int) (log10(vald)) / 3;
278 index = av_clip(index, 0, FF_ARRAY_ELEMS(decimal_unit_prefixes) - 1);
279 vald /= pow(10, index * 3);
280 prefix_string = decimal_unit_prefixes[index];
285 if (show_float || (use_value_prefix && vald != (long long int)vald))
286 snprintf(buf, buf_size, "%f", vald);
288 snprintf(buf, buf_size, "%lld", vali);
289 av_strlcatf(buf, buf_size, "%s%s%s", *prefix_string || show_value_unit ? " " : "",
290 prefix_string, show_value_unit ? uv.unit : "");
298 typedef struct WriterContext WriterContext;
300 #define WRITER_FLAG_DISPLAY_OPTIONAL_FIELDS 1
301 #define WRITER_FLAG_PUT_PACKETS_AND_FRAMES_IN_SAME_CHAPTER 2
304 WRITER_STRING_VALIDATION_FAIL,
305 WRITER_STRING_VALIDATION_REPLACE,
306 WRITER_STRING_VALIDATION_IGNORE,
307 WRITER_STRING_VALIDATION_NB
310 typedef struct Writer {
311 const AVClass *priv_class; ///< private class of the writer, if any
312 int priv_size; ///< private size for the writer context
315 int (*init) (WriterContext *wctx);
316 void (*uninit)(WriterContext *wctx);
318 void (*print_section_header)(WriterContext *wctx);
319 void (*print_section_footer)(WriterContext *wctx);
320 void (*print_integer) (WriterContext *wctx, const char *, long long int);
321 void (*print_rational) (WriterContext *wctx, AVRational *q, char *sep);
322 void (*print_string) (WriterContext *wctx, const char *, const char *);
323 int flags; ///< a combination or WRITER_FLAG_*
326 #define SECTION_MAX_NB_LEVELS 10
328 struct WriterContext {
329 const AVClass *class; ///< class of the writer
330 const Writer *writer; ///< the Writer of which this is an instance
331 char *name; ///< name of this writer instance
332 void *priv; ///< private data for use by the filter
334 const struct section *sections; ///< array containing all sections
335 int nb_sections; ///< number of sections
337 int level; ///< current level, starting from 0
339 /** number of the item printed in the given section, starting from 0 */
340 unsigned int nb_item[SECTION_MAX_NB_LEVELS];
342 /** section per each level */
343 const struct section *section[SECTION_MAX_NB_LEVELS];
344 AVBPrint section_pbuf[SECTION_MAX_NB_LEVELS]; ///< generic print buffer dedicated to each section,
345 /// used by various writers
347 unsigned int nb_section_packet; ///< number of the packet section in case we are in "packets_and_frames" section
348 unsigned int nb_section_frame; ///< number of the frame section in case we are in "packets_and_frames" section
349 unsigned int nb_section_packet_frame; ///< nb_section_packet or nb_section_frame according if is_packets_and_frames
351 int string_validation;
352 char *string_validation_replacement;
353 unsigned int string_validation_utf8_flags;
356 static const char *writer_get_name(void *p)
358 WriterContext *wctx = p;
359 return wctx->writer->name;
362 #define OFFSET(x) offsetof(WriterContext, x)
364 static const AVOption writer_options[] = {
365 { "string_validation", "set string validation mode",
366 OFFSET(string_validation), AV_OPT_TYPE_INT, {.i64=WRITER_STRING_VALIDATION_REPLACE}, 0, WRITER_STRING_VALIDATION_NB-1, .unit = "sv" },
367 { "sv", "set string validation mode",
368 OFFSET(string_validation), AV_OPT_TYPE_INT, {.i64=WRITER_STRING_VALIDATION_REPLACE}, 0, WRITER_STRING_VALIDATION_NB-1, .unit = "sv" },
369 { "ignore", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = WRITER_STRING_VALIDATION_IGNORE}, .unit = "sv" },
370 { "replace", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = WRITER_STRING_VALIDATION_REPLACE}, .unit = "sv" },
371 { "fail", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = WRITER_STRING_VALIDATION_FAIL}, .unit = "sv" },
372 { "string_validation_replacement", "set string validation replacement string", OFFSET(string_validation_replacement), AV_OPT_TYPE_STRING, {.str=""}},
373 { "svr", "set string validation replacement string", OFFSET(string_validation_replacement), AV_OPT_TYPE_STRING, {.str="\xEF\xBF\xBD"}},
377 static void *writer_child_next(void *obj, void *prev)
379 WriterContext *ctx = obj;
380 if (!prev && ctx->writer && ctx->writer->priv_class && ctx->priv)
385 static const AVClass writer_class = {
386 .class_name = "Writer",
387 .item_name = writer_get_name,
388 .option = writer_options,
389 .version = LIBAVUTIL_VERSION_INT,
390 .child_next = writer_child_next,
393 static void writer_close(WriterContext **wctx)
400 if ((*wctx)->writer->uninit)
401 (*wctx)->writer->uninit(*wctx);
402 for (i = 0; i < SECTION_MAX_NB_LEVELS; i++)
403 av_bprint_finalize(&(*wctx)->section_pbuf[i], NULL);
404 if ((*wctx)->writer->priv_class)
405 av_opt_free((*wctx)->priv);
406 av_freep(&((*wctx)->priv));
411 static void bprint_bytes(AVBPrint *bp, const uint8_t *ubuf, size_t ubuf_size)
414 av_bprintf(bp, "0X");
415 for (i = 0; i < ubuf_size; i++)
416 av_bprintf(bp, "%02X", ubuf[i]);
420 static int writer_open(WriterContext **wctx, const Writer *writer, const char *args,
421 const struct section *sections, int nb_sections)
425 if (!(*wctx = av_mallocz(sizeof(WriterContext)))) {
426 ret = AVERROR(ENOMEM);
430 if (!((*wctx)->priv = av_mallocz(writer->priv_size))) {
431 ret = AVERROR(ENOMEM);
435 (*wctx)->class = &writer_class;
436 (*wctx)->writer = writer;
438 (*wctx)->sections = sections;
439 (*wctx)->nb_sections = nb_sections;
441 av_opt_set_defaults(*wctx);
443 if (writer->priv_class) {
444 void *priv_ctx = (*wctx)->priv;
445 *((const AVClass **)priv_ctx) = writer->priv_class;
446 av_opt_set_defaults(priv_ctx);
449 /* convert options to dictionary */
451 AVDictionary *opts = NULL;
452 AVDictionaryEntry *opt = NULL;
454 if ((ret = av_dict_parse_string(&opts, args, "=", ":", 0)) < 0) {
455 av_log(*wctx, AV_LOG_ERROR, "Failed to parse option string '%s' provided to writer context\n", args);
460 while ((opt = av_dict_get(opts, "", opt, AV_DICT_IGNORE_SUFFIX))) {
461 if ((ret = av_opt_set(*wctx, opt->key, opt->value, AV_OPT_SEARCH_CHILDREN)) < 0) {
462 av_log(*wctx, AV_LOG_ERROR, "Failed to set option '%s' with value '%s' provided to writer context\n",
463 opt->key, opt->value);
472 /* validate replace string */
474 const uint8_t *p = (*wctx)->string_validation_replacement;
475 const uint8_t *endp = p + strlen(p);
477 const uint8_t *p0 = p;
479 ret = av_utf8_decode(&code, &p, endp, (*wctx)->string_validation_utf8_flags);
482 av_bprint_init(&bp, 0, AV_BPRINT_SIZE_AUTOMATIC);
483 bprint_bytes(&bp, p0, p-p0),
484 av_log(wctx, AV_LOG_ERROR,
485 "Invalid UTF8 sequence %s found in string validation replace '%s'\n",
486 bp.str, (*wctx)->string_validation_replacement);
492 for (i = 0; i < SECTION_MAX_NB_LEVELS; i++)
493 av_bprint_init(&(*wctx)->section_pbuf[i], 1, AV_BPRINT_SIZE_UNLIMITED);
495 if ((*wctx)->writer->init)
496 ret = (*wctx)->writer->init(*wctx);
507 static inline void writer_print_section_header(WriterContext *wctx,
510 int parent_section_id;
512 av_assert0(wctx->level < SECTION_MAX_NB_LEVELS);
513 parent_section_id = wctx->level ?
514 (wctx->section[wctx->level-1])->id : SECTION_ID_NONE;
516 wctx->nb_item[wctx->level] = 0;
517 wctx->section[wctx->level] = &wctx->sections[section_id];
519 if (section_id == SECTION_ID_PACKETS_AND_FRAMES) {
520 wctx->nb_section_packet = wctx->nb_section_frame =
521 wctx->nb_section_packet_frame = 0;
522 } else if (parent_section_id == SECTION_ID_PACKETS_AND_FRAMES) {
523 wctx->nb_section_packet_frame = section_id == SECTION_ID_PACKET ?
524 wctx->nb_section_packet : wctx->nb_section_frame;
527 if (wctx->writer->print_section_header)
528 wctx->writer->print_section_header(wctx);
531 static inline void writer_print_section_footer(WriterContext *wctx)
533 int section_id = wctx->section[wctx->level]->id;
534 int parent_section_id = wctx->level ?
535 wctx->section[wctx->level-1]->id : SECTION_ID_NONE;
537 if (parent_section_id != SECTION_ID_NONE)
538 wctx->nb_item[wctx->level-1]++;
539 if (parent_section_id == SECTION_ID_PACKETS_AND_FRAMES) {
540 if (section_id == SECTION_ID_PACKET) wctx->nb_section_packet++;
541 else wctx->nb_section_frame++;
543 if (wctx->writer->print_section_footer)
544 wctx->writer->print_section_footer(wctx);
548 static inline void writer_print_integer(WriterContext *wctx,
549 const char *key, long long int val)
551 const struct section *section = wctx->section[wctx->level];
553 if (section->show_all_entries || av_dict_get(section->entries_to_show, key, NULL, 0)) {
554 wctx->writer->print_integer(wctx, key, val);
555 wctx->nb_item[wctx->level]++;
559 static inline int validate_string(WriterContext *wctx, char **dstp, const char *src)
561 const uint8_t *p, *endp;
563 int invalid_chars_nb = 0, ret = 0;
565 av_bprint_init(&dstbuf, 0, AV_BPRINT_SIZE_UNLIMITED);
567 endp = src + strlen(src);
568 for (p = (uint8_t *)src; *p;) {
571 const uint8_t *p0 = p;
573 if (av_utf8_decode(&code, &p, endp, wctx->string_validation_utf8_flags) < 0) {
575 av_bprint_init(&bp, 0, AV_BPRINT_SIZE_AUTOMATIC);
576 bprint_bytes(&bp, p0, p-p0);
577 av_log(wctx, AV_LOG_DEBUG,
578 "Invalid UTF-8 sequence %s found in string '%s'\n", bp.str, src);
585 switch (wctx->string_validation) {
586 case WRITER_STRING_VALIDATION_FAIL:
587 av_log(wctx, AV_LOG_ERROR,
588 "Invalid UTF-8 sequence found in string '%s'\n", src);
589 ret = AVERROR_INVALIDDATA;
593 case WRITER_STRING_VALIDATION_REPLACE:
594 av_bprintf(&dstbuf, "%s", wctx->string_validation_replacement);
599 if (!invalid || wctx->string_validation == WRITER_STRING_VALIDATION_IGNORE)
600 av_bprint_append_data(&dstbuf, p0, p-p0);
603 if (invalid_chars_nb && wctx->string_validation == WRITER_STRING_VALIDATION_REPLACE) {
604 av_log(wctx, AV_LOG_WARNING,
605 "%d invalid UTF-8 sequence(s) found in string '%s', replaced with '%s'\n",
606 invalid_chars_nb, src, wctx->string_validation_replacement);
610 av_bprint_finalize(&dstbuf, dstp);
614 #define PRINT_STRING_OPT 1
615 #define PRINT_STRING_VALIDATE 2
617 static inline int writer_print_string(WriterContext *wctx,
618 const char *key, const char *val, int flags)
620 const struct section *section = wctx->section[wctx->level];
623 if ((flags & PRINT_STRING_OPT)
624 && !(wctx->writer->flags & WRITER_FLAG_DISPLAY_OPTIONAL_FIELDS))
627 if (section->show_all_entries || av_dict_get(section->entries_to_show, key, NULL, 0)) {
628 if (flags & PRINT_STRING_VALIDATE) {
629 char *key1 = NULL, *val1 = NULL;
630 ret = validate_string(wctx, &key1, key);
631 if (ret < 0) goto end;
632 ret = validate_string(wctx, &val1, val);
633 if (ret < 0) goto end;
634 wctx->writer->print_string(wctx, key1, val1);
637 av_log(wctx, AV_LOG_ERROR,
638 "Invalid key=value string combination %s=%s in section %s\n",
639 key, val, section->unique_name);
644 wctx->writer->print_string(wctx, key, val);
647 wctx->nb_item[wctx->level]++;
653 static inline void writer_print_rational(WriterContext *wctx,
654 const char *key, AVRational q, char sep)
657 av_bprint_init(&buf, 0, AV_BPRINT_SIZE_AUTOMATIC);
658 av_bprintf(&buf, "%d%c%d", q.num, sep, q.den);
659 writer_print_string(wctx, key, buf.str, 0);
662 static void writer_print_time(WriterContext *wctx, const char *key,
663 int64_t ts, const AVRational *time_base, int is_duration)
667 if ((!is_duration && ts == AV_NOPTS_VALUE) || (is_duration && ts == 0)) {
668 writer_print_string(wctx, key, "N/A", PRINT_STRING_OPT);
670 double d = ts * av_q2d(*time_base);
671 struct unit_value uv;
673 uv.unit = unit_second_str;
674 value_string(buf, sizeof(buf), uv);
675 writer_print_string(wctx, key, buf, 0);
679 static void writer_print_ts(WriterContext *wctx, const char *key, int64_t ts, int is_duration)
681 if ((!is_duration && ts == AV_NOPTS_VALUE) || (is_duration && ts == 0)) {
682 writer_print_string(wctx, key, "N/A", PRINT_STRING_OPT);
684 writer_print_integer(wctx, key, ts);
688 static void writer_print_data(WriterContext *wctx, const char *name,
689 uint8_t *data, int size)
692 int offset = 0, l, i;
694 av_bprint_init(&bp, 0, AV_BPRINT_SIZE_UNLIMITED);
695 av_bprintf(&bp, "\n");
697 av_bprintf(&bp, "%08x: ", offset);
699 for (i = 0; i < l; i++) {
700 av_bprintf(&bp, "%02x", data[i]);
702 av_bprintf(&bp, " ");
704 av_bprint_chars(&bp, ' ', 41 - 2 * i - i / 2);
705 for (i = 0; i < l; i++)
706 av_bprint_chars(&bp, data[i] - 32U < 95 ? data[i] : '.', 1);
707 av_bprintf(&bp, "\n");
712 writer_print_string(wctx, name, bp.str, 0);
713 av_bprint_finalize(&bp, NULL);
716 static void writer_print_data_hash(WriterContext *wctx, const char *name,
717 uint8_t *data, int size)
719 char *p, buf[AV_HASH_MAX_SIZE * 2 + 64] = { 0 };
724 av_hash_update(hash, data, size);
725 snprintf(buf, sizeof(buf), "%s:", av_hash_get_name(hash));
726 p = buf + strlen(buf);
727 av_hash_final_hex(hash, p, buf + sizeof(buf) - p);
728 writer_print_string(wctx, name, buf, 0);
731 static void writer_print_integers(WriterContext *wctx, const char *name,
732 uint8_t *data, int size, const char *format,
733 int columns, int bytes, int offset_add)
736 int offset = 0, l, i;
738 av_bprint_init(&bp, 0, AV_BPRINT_SIZE_UNLIMITED);
739 av_bprintf(&bp, "\n");
741 av_bprintf(&bp, "%08x: ", offset);
742 l = FFMIN(size, columns);
743 for (i = 0; i < l; i++) {
744 if (bytes == 1) av_bprintf(&bp, format, *data);
745 else if (bytes == 2) av_bprintf(&bp, format, AV_RN16(data));
746 else if (bytes == 4) av_bprintf(&bp, format, AV_RN32(data));
750 av_bprintf(&bp, "\n");
751 offset += offset_add;
753 writer_print_string(wctx, name, bp.str, 0);
754 av_bprint_finalize(&bp, NULL);
757 #define MAX_REGISTERED_WRITERS_NB 64
759 static const Writer *registered_writers[MAX_REGISTERED_WRITERS_NB + 1];
761 static int writer_register(const Writer *writer)
763 static int next_registered_writer_idx = 0;
765 if (next_registered_writer_idx == MAX_REGISTERED_WRITERS_NB)
766 return AVERROR(ENOMEM);
768 registered_writers[next_registered_writer_idx++] = writer;
772 static const Writer *writer_get_by_name(const char *name)
776 for (i = 0; registered_writers[i]; i++)
777 if (!strcmp(registered_writers[i]->name, name))
778 return registered_writers[i];
786 #define DEFINE_WRITER_CLASS(name) \
787 static const char *name##_get_name(void *ctx) \
791 static const AVClass name##_class = { \
792 .class_name = #name, \
793 .item_name = name##_get_name, \
794 .option = name##_options \
799 typedef struct DefaultContext {
800 const AVClass *class;
802 int noprint_wrappers;
803 int nested_section[SECTION_MAX_NB_LEVELS];
807 #define OFFSET(x) offsetof(DefaultContext, x)
809 static const AVOption default_options[] = {
810 { "noprint_wrappers", "do not print headers and footers", OFFSET(noprint_wrappers), AV_OPT_TYPE_INT, {.i64=0}, 0, 1 },
811 { "nw", "do not print headers and footers", OFFSET(noprint_wrappers), AV_OPT_TYPE_INT, {.i64=0}, 0, 1 },
812 { "nokey", "force no key printing", OFFSET(nokey), AV_OPT_TYPE_INT, {.i64=0}, 0, 1 },
813 { "nk", "force no key printing", OFFSET(nokey), AV_OPT_TYPE_INT, {.i64=0}, 0, 1 },
817 DEFINE_WRITER_CLASS(default);
819 /* lame uppercasing routine, assumes the string is lower case ASCII */
820 static inline char *upcase_string(char *dst, size_t dst_size, const char *src)
823 for (i = 0; src[i] && i < dst_size-1; i++)
824 dst[i] = av_toupper(src[i]);
829 static void default_print_section_header(WriterContext *wctx)
831 DefaultContext *def = wctx->priv;
833 const struct section *section = wctx->section[wctx->level];
834 const struct section *parent_section = wctx->level ?
835 wctx->section[wctx->level-1] : NULL;
837 av_bprint_clear(&wctx->section_pbuf[wctx->level]);
838 if (parent_section &&
839 !(parent_section->flags & (SECTION_FLAG_IS_WRAPPER|SECTION_FLAG_IS_ARRAY))) {
840 def->nested_section[wctx->level] = 1;
841 av_bprintf(&wctx->section_pbuf[wctx->level], "%s%s:",
842 wctx->section_pbuf[wctx->level-1].str,
843 upcase_string(buf, sizeof(buf),
844 av_x_if_null(section->element_name, section->name)));
847 if (def->noprint_wrappers || def->nested_section[wctx->level])
850 if (!(section->flags & (SECTION_FLAG_IS_WRAPPER|SECTION_FLAG_IS_ARRAY)))
851 printf("[%s]\n", upcase_string(buf, sizeof(buf), section->name));
854 static void default_print_section_footer(WriterContext *wctx)
856 DefaultContext *def = wctx->priv;
857 const struct section *section = wctx->section[wctx->level];
860 if (def->noprint_wrappers || def->nested_section[wctx->level])
863 if (!(section->flags & (SECTION_FLAG_IS_WRAPPER|SECTION_FLAG_IS_ARRAY)))
864 printf("[/%s]\n", upcase_string(buf, sizeof(buf), section->name));
867 static void default_print_str(WriterContext *wctx, const char *key, const char *value)
869 DefaultContext *def = wctx->priv;
872 printf("%s%s=", wctx->section_pbuf[wctx->level].str, key);
873 printf("%s\n", value);
876 static void default_print_int(WriterContext *wctx, const char *key, long long int value)
878 DefaultContext *def = wctx->priv;
881 printf("%s%s=", wctx->section_pbuf[wctx->level].str, key);
882 printf("%lld\n", value);
885 static const Writer default_writer = {
887 .priv_size = sizeof(DefaultContext),
888 .print_section_header = default_print_section_header,
889 .print_section_footer = default_print_section_footer,
890 .print_integer = default_print_int,
891 .print_string = default_print_str,
892 .flags = WRITER_FLAG_DISPLAY_OPTIONAL_FIELDS,
893 .priv_class = &default_class,
899 * Apply C-language-like string escaping.
901 static const char *c_escape_str(AVBPrint *dst, const char *src, const char sep, void *log_ctx)
905 for (p = src; *p; p++) {
907 case '\b': av_bprintf(dst, "%s", "\\b"); break;
908 case '\f': av_bprintf(dst, "%s", "\\f"); break;
909 case '\n': av_bprintf(dst, "%s", "\\n"); break;
910 case '\r': av_bprintf(dst, "%s", "\\r"); break;
911 case '\\': av_bprintf(dst, "%s", "\\\\"); break;
914 av_bprint_chars(dst, '\\', 1);
915 av_bprint_chars(dst, *p, 1);
922 * Quote fields containing special characters, check RFC4180.
924 static const char *csv_escape_str(AVBPrint *dst, const char *src, const char sep, void *log_ctx)
926 char meta_chars[] = { sep, '"', '\n', '\r', '\0' };
927 int needs_quoting = !!src[strcspn(src, meta_chars)];
930 av_bprint_chars(dst, '"', 1);
932 for (; *src; src++) {
934 av_bprint_chars(dst, '"', 1);
935 av_bprint_chars(dst, *src, 1);
938 av_bprint_chars(dst, '"', 1);
942 static const char *none_escape_str(AVBPrint *dst, const char *src, const char sep, void *log_ctx)
947 typedef struct CompactContext {
948 const AVClass *class;
953 char *escape_mode_str;
954 const char * (*escape_str)(AVBPrint *dst, const char *src, const char sep, void *log_ctx);
955 int nested_section[SECTION_MAX_NB_LEVELS];
956 int has_nested_elems[SECTION_MAX_NB_LEVELS];
957 int terminate_line[SECTION_MAX_NB_LEVELS];
961 #define OFFSET(x) offsetof(CompactContext, x)
963 static const AVOption compact_options[]= {
964 {"item_sep", "set item separator", OFFSET(item_sep_str), AV_OPT_TYPE_STRING, {.str="|"}, CHAR_MIN, CHAR_MAX },
965 {"s", "set item separator", OFFSET(item_sep_str), AV_OPT_TYPE_STRING, {.str="|"}, CHAR_MIN, CHAR_MAX },
966 {"nokey", "force no key printing", OFFSET(nokey), AV_OPT_TYPE_INT, {.i64=0}, 0, 1 },
967 {"nk", "force no key printing", OFFSET(nokey), AV_OPT_TYPE_INT, {.i64=0}, 0, 1 },
968 {"escape", "set escape mode", OFFSET(escape_mode_str), AV_OPT_TYPE_STRING, {.str="c"}, CHAR_MIN, CHAR_MAX },
969 {"e", "set escape mode", OFFSET(escape_mode_str), AV_OPT_TYPE_STRING, {.str="c"}, CHAR_MIN, CHAR_MAX },
970 {"print_section", "print section name", OFFSET(print_section), AV_OPT_TYPE_INT, {.i64=1}, 0, 1 },
971 {"p", "print section name", OFFSET(print_section), AV_OPT_TYPE_INT, {.i64=1}, 0, 1 },
975 DEFINE_WRITER_CLASS(compact);
977 static av_cold int compact_init(WriterContext *wctx)
979 CompactContext *compact = wctx->priv;
981 if (strlen(compact->item_sep_str) != 1) {
982 av_log(wctx, AV_LOG_ERROR, "Item separator '%s' specified, but must contain a single character\n",
983 compact->item_sep_str);
984 return AVERROR(EINVAL);
986 compact->item_sep = compact->item_sep_str[0];
988 if (!strcmp(compact->escape_mode_str, "none")) compact->escape_str = none_escape_str;
989 else if (!strcmp(compact->escape_mode_str, "c" )) compact->escape_str = c_escape_str;
990 else if (!strcmp(compact->escape_mode_str, "csv" )) compact->escape_str = csv_escape_str;
992 av_log(wctx, AV_LOG_ERROR, "Unknown escape mode '%s'\n", compact->escape_mode_str);
993 return AVERROR(EINVAL);
999 static void compact_print_section_header(WriterContext *wctx)
1001 CompactContext *compact = wctx->priv;
1002 const struct section *section = wctx->section[wctx->level];
1003 const struct section *parent_section = wctx->level ?
1004 wctx->section[wctx->level-1] : NULL;
1005 compact->terminate_line[wctx->level] = 1;
1006 compact->has_nested_elems[wctx->level] = 0;
1008 av_bprint_clear(&wctx->section_pbuf[wctx->level]);
1009 if (!(section->flags & SECTION_FLAG_IS_ARRAY) && parent_section &&
1010 !(parent_section->flags & (SECTION_FLAG_IS_WRAPPER|SECTION_FLAG_IS_ARRAY))) {
1011 compact->nested_section[wctx->level] = 1;
1012 compact->has_nested_elems[wctx->level-1] = 1;
1013 av_bprintf(&wctx->section_pbuf[wctx->level], "%s%s:",
1014 wctx->section_pbuf[wctx->level-1].str,
1015 (char *)av_x_if_null(section->element_name, section->name));
1016 wctx->nb_item[wctx->level] = wctx->nb_item[wctx->level-1];
1018 if (parent_section && compact->has_nested_elems[wctx->level-1] &&
1019 (section->flags & SECTION_FLAG_IS_ARRAY)) {
1020 compact->terminate_line[wctx->level-1] = 0;
1023 if (compact->print_section &&
1024 !(section->flags & (SECTION_FLAG_IS_WRAPPER|SECTION_FLAG_IS_ARRAY)))
1025 printf("%s%c", section->name, compact->item_sep);
1029 static void compact_print_section_footer(WriterContext *wctx)
1031 CompactContext *compact = wctx->priv;
1033 if (!compact->nested_section[wctx->level] &&
1034 compact->terminate_line[wctx->level] &&
1035 !(wctx->section[wctx->level]->flags & (SECTION_FLAG_IS_WRAPPER|SECTION_FLAG_IS_ARRAY)))
1039 static void compact_print_str(WriterContext *wctx, const char *key, const char *value)
1041 CompactContext *compact = wctx->priv;
1044 if (wctx->nb_item[wctx->level]) printf("%c", compact->item_sep);
1045 if (!compact->nokey)
1046 printf("%s%s=", wctx->section_pbuf[wctx->level].str, key);
1047 av_bprint_init(&buf, 1, AV_BPRINT_SIZE_UNLIMITED);
1048 printf("%s", compact->escape_str(&buf, value, compact->item_sep, wctx));
1049 av_bprint_finalize(&buf, NULL);
1052 static void compact_print_int(WriterContext *wctx, const char *key, long long int value)
1054 CompactContext *compact = wctx->priv;
1056 if (wctx->nb_item[wctx->level]) printf("%c", compact->item_sep);
1057 if (!compact->nokey)
1058 printf("%s%s=", wctx->section_pbuf[wctx->level].str, key);
1059 printf("%lld", value);
1062 static const Writer compact_writer = {
1064 .priv_size = sizeof(CompactContext),
1065 .init = compact_init,
1066 .print_section_header = compact_print_section_header,
1067 .print_section_footer = compact_print_section_footer,
1068 .print_integer = compact_print_int,
1069 .print_string = compact_print_str,
1070 .flags = WRITER_FLAG_DISPLAY_OPTIONAL_FIELDS,
1071 .priv_class = &compact_class,
1077 #define OFFSET(x) offsetof(CompactContext, x)
1079 static const AVOption csv_options[] = {
1080 {"item_sep", "set item separator", OFFSET(item_sep_str), AV_OPT_TYPE_STRING, {.str=","}, CHAR_MIN, CHAR_MAX },
1081 {"s", "set item separator", OFFSET(item_sep_str), AV_OPT_TYPE_STRING, {.str=","}, CHAR_MIN, CHAR_MAX },
1082 {"nokey", "force no key printing", OFFSET(nokey), AV_OPT_TYPE_INT, {.i64=1}, 0, 1 },
1083 {"nk", "force no key printing", OFFSET(nokey), AV_OPT_TYPE_INT, {.i64=1}, 0, 1 },
1084 {"escape", "set escape mode", OFFSET(escape_mode_str), AV_OPT_TYPE_STRING, {.str="csv"}, CHAR_MIN, CHAR_MAX },
1085 {"e", "set escape mode", OFFSET(escape_mode_str), AV_OPT_TYPE_STRING, {.str="csv"}, CHAR_MIN, CHAR_MAX },
1086 {"print_section", "print section name", OFFSET(print_section), AV_OPT_TYPE_INT, {.i64=1}, 0, 1 },
1087 {"p", "print section name", OFFSET(print_section), AV_OPT_TYPE_INT, {.i64=1}, 0, 1 },
1091 DEFINE_WRITER_CLASS(csv);
1093 static const Writer csv_writer = {
1095 .priv_size = sizeof(CompactContext),
1096 .init = compact_init,
1097 .print_section_header = compact_print_section_header,
1098 .print_section_footer = compact_print_section_footer,
1099 .print_integer = compact_print_int,
1100 .print_string = compact_print_str,
1101 .flags = WRITER_FLAG_DISPLAY_OPTIONAL_FIELDS,
1102 .priv_class = &csv_class,
1107 typedef struct FlatContext {
1108 const AVClass *class;
1109 const char *sep_str;
1115 #define OFFSET(x) offsetof(FlatContext, x)
1117 static const AVOption flat_options[]= {
1118 {"sep_char", "set separator", OFFSET(sep_str), AV_OPT_TYPE_STRING, {.str="."}, CHAR_MIN, CHAR_MAX },
1119 {"s", "set separator", OFFSET(sep_str), AV_OPT_TYPE_STRING, {.str="."}, CHAR_MIN, CHAR_MAX },
1120 {"hierarchical", "specify if the section specification should be hierarchical", OFFSET(hierarchical), AV_OPT_TYPE_INT, {.i64=1}, 0, 1 },
1121 {"h", "specify if the section specification should be hierarchical", OFFSET(hierarchical), AV_OPT_TYPE_INT, {.i64=1}, 0, 1 },
1125 DEFINE_WRITER_CLASS(flat);
1127 static av_cold int flat_init(WriterContext *wctx)
1129 FlatContext *flat = wctx->priv;
1131 if (strlen(flat->sep_str) != 1) {
1132 av_log(wctx, AV_LOG_ERROR, "Item separator '%s' specified, but must contain a single character\n",
1134 return AVERROR(EINVAL);
1136 flat->sep = flat->sep_str[0];
1141 static const char *flat_escape_key_str(AVBPrint *dst, const char *src, const char sep)
1145 for (p = src; *p; p++) {
1146 if (!((*p >= '0' && *p <= '9') ||
1147 (*p >= 'a' && *p <= 'z') ||
1148 (*p >= 'A' && *p <= 'Z')))
1149 av_bprint_chars(dst, '_', 1);
1151 av_bprint_chars(dst, *p, 1);
1156 static const char *flat_escape_value_str(AVBPrint *dst, const char *src)
1160 for (p = src; *p; p++) {
1162 case '\n': av_bprintf(dst, "%s", "\\n"); break;
1163 case '\r': av_bprintf(dst, "%s", "\\r"); break;
1164 case '\\': av_bprintf(dst, "%s", "\\\\"); break;
1165 case '"': av_bprintf(dst, "%s", "\\\""); break;
1166 case '`': av_bprintf(dst, "%s", "\\`"); break;
1167 case '$': av_bprintf(dst, "%s", "\\$"); break;
1168 default: av_bprint_chars(dst, *p, 1); break;
1174 static void flat_print_section_header(WriterContext *wctx)
1176 FlatContext *flat = wctx->priv;
1177 AVBPrint *buf = &wctx->section_pbuf[wctx->level];
1178 const struct section *section = wctx->section[wctx->level];
1179 const struct section *parent_section = wctx->level ?
1180 wctx->section[wctx->level-1] : NULL;
1182 /* build section header */
1183 av_bprint_clear(buf);
1184 if (!parent_section)
1186 av_bprintf(buf, "%s", wctx->section_pbuf[wctx->level-1].str);
1188 if (flat->hierarchical ||
1189 !(section->flags & (SECTION_FLAG_IS_ARRAY|SECTION_FLAG_IS_WRAPPER))) {
1190 av_bprintf(buf, "%s%s", wctx->section[wctx->level]->name, flat->sep_str);
1192 if (parent_section->flags & SECTION_FLAG_IS_ARRAY) {
1193 int n = parent_section->id == SECTION_ID_PACKETS_AND_FRAMES ?
1194 wctx->nb_section_packet_frame : wctx->nb_item[wctx->level-1];
1195 av_bprintf(buf, "%d%s", n, flat->sep_str);
1200 static void flat_print_int(WriterContext *wctx, const char *key, long long int value)
1202 printf("%s%s=%lld\n", wctx->section_pbuf[wctx->level].str, key, value);
1205 static void flat_print_str(WriterContext *wctx, const char *key, const char *value)
1207 FlatContext *flat = wctx->priv;
1210 printf("%s", wctx->section_pbuf[wctx->level].str);
1211 av_bprint_init(&buf, 1, AV_BPRINT_SIZE_UNLIMITED);
1212 printf("%s=", flat_escape_key_str(&buf, key, flat->sep));
1213 av_bprint_clear(&buf);
1214 printf("\"%s\"\n", flat_escape_value_str(&buf, value));
1215 av_bprint_finalize(&buf, NULL);
1218 static const Writer flat_writer = {
1220 .priv_size = sizeof(FlatContext),
1222 .print_section_header = flat_print_section_header,
1223 .print_integer = flat_print_int,
1224 .print_string = flat_print_str,
1225 .flags = WRITER_FLAG_DISPLAY_OPTIONAL_FIELDS|WRITER_FLAG_PUT_PACKETS_AND_FRAMES_IN_SAME_CHAPTER,
1226 .priv_class = &flat_class,
1229 /* INI format output */
1231 typedef struct INIContext {
1232 const AVClass *class;
1237 #define OFFSET(x) offsetof(INIContext, x)
1239 static const AVOption ini_options[] = {
1240 {"hierarchical", "specify if the section specification should be hierarchical", OFFSET(hierarchical), AV_OPT_TYPE_INT, {.i64=1}, 0, 1 },
1241 {"h", "specify if the section specification should be hierarchical", OFFSET(hierarchical), AV_OPT_TYPE_INT, {.i64=1}, 0, 1 },
1245 DEFINE_WRITER_CLASS(ini);
1247 static char *ini_escape_str(AVBPrint *dst, const char *src)
1252 while (c = src[i++]) {
1254 case '\b': av_bprintf(dst, "%s", "\\b"); break;
1255 case '\f': av_bprintf(dst, "%s", "\\f"); break;
1256 case '\n': av_bprintf(dst, "%s", "\\n"); break;
1257 case '\r': av_bprintf(dst, "%s", "\\r"); break;
1258 case '\t': av_bprintf(dst, "%s", "\\t"); break;
1262 case ':' : av_bprint_chars(dst, '\\', 1);
1264 if ((unsigned char)c < 32)
1265 av_bprintf(dst, "\\x00%02x", c & 0xff);
1267 av_bprint_chars(dst, c, 1);
1274 static void ini_print_section_header(WriterContext *wctx)
1276 INIContext *ini = wctx->priv;
1277 AVBPrint *buf = &wctx->section_pbuf[wctx->level];
1278 const struct section *section = wctx->section[wctx->level];
1279 const struct section *parent_section = wctx->level ?
1280 wctx->section[wctx->level-1] : NULL;
1282 av_bprint_clear(buf);
1283 if (!parent_section) {
1284 printf("# ffprobe output\n\n");
1288 if (wctx->nb_item[wctx->level-1])
1291 av_bprintf(buf, "%s", wctx->section_pbuf[wctx->level-1].str);
1292 if (ini->hierarchical ||
1293 !(section->flags & (SECTION_FLAG_IS_ARRAY|SECTION_FLAG_IS_WRAPPER))) {
1294 av_bprintf(buf, "%s%s", buf->str[0] ? "." : "", wctx->section[wctx->level]->name);
1296 if (parent_section->flags & SECTION_FLAG_IS_ARRAY) {
1297 int n = parent_section->id == SECTION_ID_PACKETS_AND_FRAMES ?
1298 wctx->nb_section_packet_frame : wctx->nb_item[wctx->level-1];
1299 av_bprintf(buf, ".%d", n);
1303 if (!(section->flags & (SECTION_FLAG_IS_ARRAY|SECTION_FLAG_IS_WRAPPER)))
1304 printf("[%s]\n", buf->str);
1307 static void ini_print_str(WriterContext *wctx, const char *key, const char *value)
1311 av_bprint_init(&buf, 1, AV_BPRINT_SIZE_UNLIMITED);
1312 printf("%s=", ini_escape_str(&buf, key));
1313 av_bprint_clear(&buf);
1314 printf("%s\n", ini_escape_str(&buf, value));
1315 av_bprint_finalize(&buf, NULL);
1318 static void ini_print_int(WriterContext *wctx, const char *key, long long int value)
1320 printf("%s=%lld\n", key, value);
1323 static const Writer ini_writer = {
1325 .priv_size = sizeof(INIContext),
1326 .print_section_header = ini_print_section_header,
1327 .print_integer = ini_print_int,
1328 .print_string = ini_print_str,
1329 .flags = WRITER_FLAG_DISPLAY_OPTIONAL_FIELDS|WRITER_FLAG_PUT_PACKETS_AND_FRAMES_IN_SAME_CHAPTER,
1330 .priv_class = &ini_class,
1335 typedef struct JSONContext {
1336 const AVClass *class;
1339 const char *item_sep, *item_start_end;
1343 #define OFFSET(x) offsetof(JSONContext, x)
1345 static const AVOption json_options[]= {
1346 { "compact", "enable compact output", OFFSET(compact), AV_OPT_TYPE_INT, {.i64=0}, 0, 1 },
1347 { "c", "enable compact output", OFFSET(compact), AV_OPT_TYPE_INT, {.i64=0}, 0, 1 },
1351 DEFINE_WRITER_CLASS(json);
1353 static av_cold int json_init(WriterContext *wctx)
1355 JSONContext *json = wctx->priv;
1357 json->item_sep = json->compact ? ", " : ",\n";
1358 json->item_start_end = json->compact ? " " : "\n";
1363 static const char *json_escape_str(AVBPrint *dst, const char *src, void *log_ctx)
1365 static const char json_escape[] = {'"', '\\', '\b', '\f', '\n', '\r', '\t', 0};
1366 static const char json_subst[] = {'"', '\\', 'b', 'f', 'n', 'r', 't', 0};
1369 for (p = src; *p; p++) {
1370 char *s = strchr(json_escape, *p);
1372 av_bprint_chars(dst, '\\', 1);
1373 av_bprint_chars(dst, json_subst[s - json_escape], 1);
1374 } else if ((unsigned char)*p < 32) {
1375 av_bprintf(dst, "\\u00%02x", *p & 0xff);
1377 av_bprint_chars(dst, *p, 1);
1383 #define JSON_INDENT() printf("%*c", json->indent_level * 4, ' ')
1385 static void json_print_section_header(WriterContext *wctx)
1387 JSONContext *json = wctx->priv;
1389 const struct section *section = wctx->section[wctx->level];
1390 const struct section *parent_section = wctx->level ?
1391 wctx->section[wctx->level-1] : NULL;
1393 if (wctx->level && wctx->nb_item[wctx->level-1])
1396 if (section->flags & SECTION_FLAG_IS_WRAPPER) {
1398 json->indent_level++;
1400 av_bprint_init(&buf, 1, AV_BPRINT_SIZE_UNLIMITED);
1401 json_escape_str(&buf, section->name, wctx);
1404 json->indent_level++;
1405 if (section->flags & SECTION_FLAG_IS_ARRAY) {
1406 printf("\"%s\": [\n", buf.str);
1407 } else if (parent_section && !(parent_section->flags & SECTION_FLAG_IS_ARRAY)) {
1408 printf("\"%s\": {%s", buf.str, json->item_start_end);
1410 printf("{%s", json->item_start_end);
1412 /* this is required so the parser can distinguish between packets and frames */
1413 if (parent_section && parent_section->id == SECTION_ID_PACKETS_AND_FRAMES) {
1416 printf("\"type\": \"%s\"%s", section->name, json->item_sep);
1419 av_bprint_finalize(&buf, NULL);
1423 static void json_print_section_footer(WriterContext *wctx)
1425 JSONContext *json = wctx->priv;
1426 const struct section *section = wctx->section[wctx->level];
1428 if (wctx->level == 0) {
1429 json->indent_level--;
1431 } else if (section->flags & SECTION_FLAG_IS_ARRAY) {
1433 json->indent_level--;
1437 printf("%s", json->item_start_end);
1438 json->indent_level--;
1445 static inline void json_print_item_str(WriterContext *wctx,
1446 const char *key, const char *value)
1450 av_bprint_init(&buf, 1, AV_BPRINT_SIZE_UNLIMITED);
1451 printf("\"%s\":", json_escape_str(&buf, key, wctx));
1452 av_bprint_clear(&buf);
1453 printf(" \"%s\"", json_escape_str(&buf, value, wctx));
1454 av_bprint_finalize(&buf, NULL);
1457 static void json_print_str(WriterContext *wctx, const char *key, const char *value)
1459 JSONContext *json = wctx->priv;
1461 if (wctx->nb_item[wctx->level])
1462 printf("%s", json->item_sep);
1465 json_print_item_str(wctx, key, value);
1468 static void json_print_int(WriterContext *wctx, const char *key, long long int value)
1470 JSONContext *json = wctx->priv;
1473 if (wctx->nb_item[wctx->level])
1474 printf("%s", json->item_sep);
1478 av_bprint_init(&buf, 1, AV_BPRINT_SIZE_UNLIMITED);
1479 printf("\"%s\": %lld", json_escape_str(&buf, key, wctx), value);
1480 av_bprint_finalize(&buf, NULL);
1483 static const Writer json_writer = {
1485 .priv_size = sizeof(JSONContext),
1487 .print_section_header = json_print_section_header,
1488 .print_section_footer = json_print_section_footer,
1489 .print_integer = json_print_int,
1490 .print_string = json_print_str,
1491 .flags = WRITER_FLAG_PUT_PACKETS_AND_FRAMES_IN_SAME_CHAPTER,
1492 .priv_class = &json_class,
1497 typedef struct XMLContext {
1498 const AVClass *class;
1501 int fully_qualified;
1506 #define OFFSET(x) offsetof(XMLContext, x)
1508 static const AVOption xml_options[] = {
1509 {"fully_qualified", "specify if the output should be fully qualified", OFFSET(fully_qualified), AV_OPT_TYPE_INT, {.i64=0}, 0, 1 },
1510 {"q", "specify if the output should be fully qualified", OFFSET(fully_qualified), AV_OPT_TYPE_INT, {.i64=0}, 0, 1 },
1511 {"xsd_strict", "ensure that the output is XSD compliant", OFFSET(xsd_strict), AV_OPT_TYPE_INT, {.i64=0}, 0, 1 },
1512 {"x", "ensure that the output is XSD compliant", OFFSET(xsd_strict), AV_OPT_TYPE_INT, {.i64=0}, 0, 1 },
1516 DEFINE_WRITER_CLASS(xml);
1518 static av_cold int xml_init(WriterContext *wctx)
1520 XMLContext *xml = wctx->priv;
1522 if (xml->xsd_strict) {
1523 xml->fully_qualified = 1;
1524 #define CHECK_COMPLIANCE(opt, opt_name) \
1526 av_log(wctx, AV_LOG_ERROR, \
1527 "XSD-compliant output selected but option '%s' was selected, XML output may be non-compliant.\n" \
1528 "You need to disable such option with '-no%s'\n", opt_name, opt_name); \
1529 return AVERROR(EINVAL); \
1531 CHECK_COMPLIANCE(show_private_data, "private");
1532 CHECK_COMPLIANCE(show_value_unit, "unit");
1533 CHECK_COMPLIANCE(use_value_prefix, "prefix");
1535 if (do_show_frames && do_show_packets) {
1536 av_log(wctx, AV_LOG_ERROR,
1537 "Interleaved frames and packets are not allowed in XSD. "
1538 "Select only one between the -show_frames and the -show_packets options.\n");
1539 return AVERROR(EINVAL);
1546 static const char *xml_escape_str(AVBPrint *dst, const char *src, void *log_ctx)
1550 for (p = src; *p; p++) {
1552 case '&' : av_bprintf(dst, "%s", "&"); break;
1553 case '<' : av_bprintf(dst, "%s", "<"); break;
1554 case '>' : av_bprintf(dst, "%s", ">"); break;
1555 case '"' : av_bprintf(dst, "%s", """); break;
1556 case '\'': av_bprintf(dst, "%s", "'"); break;
1557 default: av_bprint_chars(dst, *p, 1);
1564 #define XML_INDENT() printf("%*c", xml->indent_level * 4, ' ')
1566 static void xml_print_section_header(WriterContext *wctx)
1568 XMLContext *xml = wctx->priv;
1569 const struct section *section = wctx->section[wctx->level];
1570 const struct section *parent_section = wctx->level ?
1571 wctx->section[wctx->level-1] : NULL;
1573 if (wctx->level == 0) {
1574 const char *qual = " xmlns:xsi='http://www.w3.org/2001/XMLSchema-instance' "
1575 "xmlns:ffprobe='http://www.ffmpeg.org/schema/ffprobe' "
1576 "xsi:schemaLocation='http://www.ffmpeg.org/schema/ffprobe ffprobe.xsd'";
1578 printf("<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n");
1579 printf("<%sffprobe%s>\n",
1580 xml->fully_qualified ? "ffprobe:" : "",
1581 xml->fully_qualified ? qual : "");
1585 if (xml->within_tag) {
1586 xml->within_tag = 0;
1589 if (section->flags & SECTION_FLAG_HAS_VARIABLE_FIELDS) {
1590 xml->indent_level++;
1592 if (parent_section && (parent_section->flags & SECTION_FLAG_IS_WRAPPER) &&
1593 wctx->level && wctx->nb_item[wctx->level-1])
1595 xml->indent_level++;
1597 if (section->flags & SECTION_FLAG_IS_ARRAY) {
1598 XML_INDENT(); printf("<%s>\n", section->name);
1600 XML_INDENT(); printf("<%s ", section->name);
1601 xml->within_tag = 1;
1606 static void xml_print_section_footer(WriterContext *wctx)
1608 XMLContext *xml = wctx->priv;
1609 const struct section *section = wctx->section[wctx->level];
1611 if (wctx->level == 0) {
1612 printf("</%sffprobe>\n", xml->fully_qualified ? "ffprobe:" : "");
1613 } else if (xml->within_tag) {
1614 xml->within_tag = 0;
1616 xml->indent_level--;
1617 } else if (section->flags & SECTION_FLAG_HAS_VARIABLE_FIELDS) {
1618 xml->indent_level--;
1620 XML_INDENT(); printf("</%s>\n", section->name);
1621 xml->indent_level--;
1625 static void xml_print_str(WriterContext *wctx, const char *key, const char *value)
1628 XMLContext *xml = wctx->priv;
1629 const struct section *section = wctx->section[wctx->level];
1631 av_bprint_init(&buf, 1, AV_BPRINT_SIZE_UNLIMITED);
1633 if (section->flags & SECTION_FLAG_HAS_VARIABLE_FIELDS) {
1635 printf("<%s key=\"%s\"",
1636 section->element_name, xml_escape_str(&buf, key, wctx));
1637 av_bprint_clear(&buf);
1638 printf(" value=\"%s\"/>\n", xml_escape_str(&buf, value, wctx));
1640 if (wctx->nb_item[wctx->level])
1642 printf("%s=\"%s\"", key, xml_escape_str(&buf, value, wctx));
1645 av_bprint_finalize(&buf, NULL);
1648 static void xml_print_int(WriterContext *wctx, const char *key, long long int value)
1650 if (wctx->nb_item[wctx->level])
1652 printf("%s=\"%lld\"", key, value);
1655 static Writer xml_writer = {
1657 .priv_size = sizeof(XMLContext),
1659 .print_section_header = xml_print_section_header,
1660 .print_section_footer = xml_print_section_footer,
1661 .print_integer = xml_print_int,
1662 .print_string = xml_print_str,
1663 .flags = WRITER_FLAG_PUT_PACKETS_AND_FRAMES_IN_SAME_CHAPTER,
1664 .priv_class = &xml_class,
1667 static void writer_register_all(void)
1669 static int initialized;
1675 writer_register(&default_writer);
1676 writer_register(&compact_writer);
1677 writer_register(&csv_writer);
1678 writer_register(&flat_writer);
1679 writer_register(&ini_writer);
1680 writer_register(&json_writer);
1681 writer_register(&xml_writer);
1684 #define print_fmt(k, f, ...) do { \
1685 av_bprint_clear(&pbuf); \
1686 av_bprintf(&pbuf, f, __VA_ARGS__); \
1687 writer_print_string(w, k, pbuf.str, 0); \
1690 #define print_int(k, v) writer_print_integer(w, k, v)
1691 #define print_q(k, v, s) writer_print_rational(w, k, v, s)
1692 #define print_str(k, v) writer_print_string(w, k, v, 0)
1693 #define print_str_opt(k, v) writer_print_string(w, k, v, PRINT_STRING_OPT)
1694 #define print_str_validate(k, v) writer_print_string(w, k, v, PRINT_STRING_VALIDATE)
1695 #define print_time(k, v, tb) writer_print_time(w, k, v, tb, 0)
1696 #define print_ts(k, v) writer_print_ts(w, k, v, 0)
1697 #define print_duration_time(k, v, tb) writer_print_time(w, k, v, tb, 1)
1698 #define print_duration_ts(k, v) writer_print_ts(w, k, v, 1)
1699 #define print_val(k, v, u) do { \
1700 struct unit_value uv; \
1703 writer_print_string(w, k, value_string(val_str, sizeof(val_str), uv), 0); \
1706 #define print_section_header(s) writer_print_section_header(w, s)
1707 #define print_section_footer(s) writer_print_section_footer(w, s)
1709 #define REALLOCZ_ARRAY_STREAM(ptr, cur_n, new_n) \
1711 ret = av_reallocp_array(&(ptr), (new_n), sizeof(*(ptr))); \
1714 memset( (ptr) + (cur_n), 0, ((new_n) - (cur_n)) * sizeof(*(ptr)) ); \
1717 static inline int show_tags(WriterContext *w, AVDictionary *tags, int section_id)
1719 AVDictionaryEntry *tag = NULL;
1724 writer_print_section_header(w, section_id);
1726 while ((tag = av_dict_get(tags, "", tag, AV_DICT_IGNORE_SUFFIX))) {
1727 if ((ret = print_str_validate(tag->key, tag->value)) < 0)
1730 writer_print_section_footer(w);
1735 static void show_packet(WriterContext *w, AVFormatContext *fmt_ctx, AVPacket *pkt, int packet_idx)
1738 AVStream *st = fmt_ctx->streams[pkt->stream_index];
1742 av_bprint_init(&pbuf, 1, AV_BPRINT_SIZE_UNLIMITED);
1744 writer_print_section_header(w, SECTION_ID_PACKET);
1746 s = av_get_media_type_string(st->codec->codec_type);
1747 if (s) print_str ("codec_type", s);
1748 else print_str_opt("codec_type", "unknown");
1749 print_int("stream_index", pkt->stream_index);
1750 print_ts ("pts", pkt->pts);
1751 print_time("pts_time", pkt->pts, &st->time_base);
1752 print_ts ("dts", pkt->dts);
1753 print_time("dts_time", pkt->dts, &st->time_base);
1754 print_duration_ts("duration", pkt->duration);
1755 print_duration_time("duration_time", pkt->duration, &st->time_base);
1756 print_duration_ts("convergence_duration", pkt->convergence_duration);
1757 print_duration_time("convergence_duration_time", pkt->convergence_duration, &st->time_base);
1758 print_val("size", pkt->size, unit_byte_str);
1759 if (pkt->pos != -1) print_fmt ("pos", "%"PRId64, pkt->pos);
1760 else print_str_opt("pos", "N/A");
1761 print_fmt("flags", "%c", pkt->flags & AV_PKT_FLAG_KEY ? 'K' : '_');
1763 if (pkt->side_data_elems) {
1765 writer_print_section_header(w, SECTION_ID_PACKET_SIDE_DATA_LIST);
1766 for (i = 0; i < pkt->side_data_elems; i++) {
1767 AVPacketSideData *sd = &pkt->side_data[i];
1768 const char *name = av_packet_side_data_name(sd->type);
1769 writer_print_section_header(w, SECTION_ID_PACKET_SIDE_DATA);
1770 print_str("side_data_type", name ? name : "unknown");
1771 print_int("side_data_size", sd->size);
1772 if (sd->type == AV_PKT_DATA_DISPLAYMATRIX && sd->size >= 9*4) {
1773 writer_print_integers(w, "displaymatrix", sd->data, 9, " %11d", 3, 4, 1);
1774 print_int("rotation", av_display_rotation_get((int32_t *)sd->data));
1776 writer_print_section_footer(w);
1778 writer_print_section_footer(w);
1782 writer_print_data(w, "data", pkt->data, pkt->size);
1783 writer_print_data_hash(w, "data_hash", pkt->data, pkt->size);
1784 writer_print_section_footer(w);
1786 av_bprint_finalize(&pbuf, NULL);
1790 static void show_subtitle(WriterContext *w, AVSubtitle *sub, AVStream *stream,
1791 AVFormatContext *fmt_ctx)
1795 av_bprint_init(&pbuf, 1, AV_BPRINT_SIZE_UNLIMITED);
1797 writer_print_section_header(w, SECTION_ID_SUBTITLE);
1799 print_str ("media_type", "subtitle");
1800 print_ts ("pts", sub->pts);
1801 print_time("pts_time", sub->pts, &AV_TIME_BASE_Q);
1802 print_int ("format", sub->format);
1803 print_int ("start_display_time", sub->start_display_time);
1804 print_int ("end_display_time", sub->end_display_time);
1805 print_int ("num_rects", sub->num_rects);
1807 writer_print_section_footer(w);
1809 av_bprint_finalize(&pbuf, NULL);
1813 static void show_frame(WriterContext *w, AVFrame *frame, AVStream *stream,
1814 AVFormatContext *fmt_ctx)
1820 av_bprint_init(&pbuf, 1, AV_BPRINT_SIZE_UNLIMITED);
1822 writer_print_section_header(w, SECTION_ID_FRAME);
1824 s = av_get_media_type_string(stream->codec->codec_type);
1825 if (s) print_str ("media_type", s);
1826 else print_str_opt("media_type", "unknown");
1827 print_int("stream_index", stream->index);
1828 print_int("key_frame", frame->key_frame);
1829 print_ts ("pkt_pts", frame->pkt_pts);
1830 print_time("pkt_pts_time", frame->pkt_pts, &stream->time_base);
1831 print_ts ("pkt_dts", frame->pkt_dts);
1832 print_time("pkt_dts_time", frame->pkt_dts, &stream->time_base);
1833 print_ts ("best_effort_timestamp", av_frame_get_best_effort_timestamp(frame));
1834 print_time("best_effort_timestamp_time", av_frame_get_best_effort_timestamp(frame), &stream->time_base);
1835 print_duration_ts ("pkt_duration", av_frame_get_pkt_duration(frame));
1836 print_duration_time("pkt_duration_time", av_frame_get_pkt_duration(frame), &stream->time_base);
1837 if (av_frame_get_pkt_pos (frame) != -1) print_fmt ("pkt_pos", "%"PRId64, av_frame_get_pkt_pos(frame));
1838 else print_str_opt("pkt_pos", "N/A");
1839 if (av_frame_get_pkt_size(frame) != -1) print_fmt ("pkt_size", "%d", av_frame_get_pkt_size(frame));
1840 else print_str_opt("pkt_size", "N/A");
1842 switch (stream->codec->codec_type) {
1845 case AVMEDIA_TYPE_VIDEO:
1846 print_int("width", frame->width);
1847 print_int("height", frame->height);
1848 s = av_get_pix_fmt_name(frame->format);
1849 if (s) print_str ("pix_fmt", s);
1850 else print_str_opt("pix_fmt", "unknown");
1851 sar = av_guess_sample_aspect_ratio(fmt_ctx, stream, frame);
1853 print_q("sample_aspect_ratio", sar, ':');
1855 print_str_opt("sample_aspect_ratio", "N/A");
1857 print_fmt("pict_type", "%c", av_get_picture_type_char(frame->pict_type));
1858 print_int("coded_picture_number", frame->coded_picture_number);
1859 print_int("display_picture_number", frame->display_picture_number);
1860 print_int("interlaced_frame", frame->interlaced_frame);
1861 print_int("top_field_first", frame->top_field_first);
1862 print_int("repeat_pict", frame->repeat_pict);
1865 case AVMEDIA_TYPE_AUDIO:
1866 s = av_get_sample_fmt_name(frame->format);
1867 if (s) print_str ("sample_fmt", s);
1868 else print_str_opt("sample_fmt", "unknown");
1869 print_int("nb_samples", frame->nb_samples);
1870 print_int("channels", av_frame_get_channels(frame));
1871 if (av_frame_get_channel_layout(frame)) {
1872 av_bprint_clear(&pbuf);
1873 av_bprint_channel_layout(&pbuf, av_frame_get_channels(frame),
1874 av_frame_get_channel_layout(frame));
1875 print_str ("channel_layout", pbuf.str);
1877 print_str_opt("channel_layout", "unknown");
1880 if (do_show_frame_tags)
1881 show_tags(w, av_frame_get_metadata(frame), SECTION_ID_FRAME_TAGS);
1882 if (frame->nb_side_data) {
1883 writer_print_section_header(w, SECTION_ID_FRAME_SIDE_DATA_LIST);
1884 for (i = 0; i < frame->nb_side_data; i++) {
1885 AVFrameSideData *sd = frame->side_data[i];
1888 writer_print_section_header(w, SECTION_ID_FRAME_SIDE_DATA);
1889 name = av_frame_side_data_name(sd->type);
1890 print_str("side_data_type", name ? name : "unknown");
1891 print_int("side_data_size", sd->size);
1892 if (sd->type == AV_FRAME_DATA_DISPLAYMATRIX && sd->size >= 9*4) {
1894 writer_print_integers(w, "displaymatrix", sd->data, 9, " %11d", 3, 4, 1);
1895 print_int("rotation", av_display_rotation_get((int32_t *)sd->data));
1897 writer_print_section_footer(w);
1899 writer_print_section_footer(w);
1902 writer_print_section_footer(w);
1904 av_bprint_finalize(&pbuf, NULL);
1908 static av_always_inline int process_frame(WriterContext *w,
1909 AVFormatContext *fmt_ctx,
1910 AVFrame *frame, AVPacket *pkt)
1912 AVCodecContext *dec_ctx = fmt_ctx->streams[pkt->stream_index]->codec;
1914 int ret = 0, got_frame = 0;
1916 if (dec_ctx->codec) {
1917 switch (dec_ctx->codec_type) {
1918 case AVMEDIA_TYPE_VIDEO:
1919 ret = avcodec_decode_video2(dec_ctx, frame, &got_frame, pkt);
1922 case AVMEDIA_TYPE_AUDIO:
1923 ret = avcodec_decode_audio4(dec_ctx, frame, &got_frame, pkt);
1926 case AVMEDIA_TYPE_SUBTITLE:
1927 ret = avcodec_decode_subtitle2(dec_ctx, &sub, &got_frame, pkt);
1934 ret = FFMIN(ret, pkt->size); /* guard against bogus return values */
1938 int is_sub = (dec_ctx->codec_type == AVMEDIA_TYPE_SUBTITLE);
1939 nb_streams_frames[pkt->stream_index]++;
1942 show_subtitle(w, &sub, fmt_ctx->streams[pkt->stream_index], fmt_ctx);
1944 show_frame(w, frame, fmt_ctx->streams[pkt->stream_index], fmt_ctx);
1946 avsubtitle_free(&sub);
1951 static void log_read_interval(const ReadInterval *interval, void *log_ctx, int log_level)
1953 av_log(log_ctx, log_level, "id:%d", interval->id);
1955 if (interval->has_start) {
1956 av_log(log_ctx, log_level, " start:%s%s", interval->start_is_offset ? "+" : "",
1957 av_ts2timestr(interval->start, &AV_TIME_BASE_Q));
1959 av_log(log_ctx, log_level, " start:N/A");
1962 if (interval->has_end) {
1963 av_log(log_ctx, log_level, " end:%s", interval->end_is_offset ? "+" : "");
1964 if (interval->duration_frames)
1965 av_log(log_ctx, log_level, "#%"PRId64, interval->end);
1967 av_log(log_ctx, log_level, "%s", av_ts2timestr(interval->end, &AV_TIME_BASE_Q));
1969 av_log(log_ctx, log_level, " end:N/A");
1972 av_log(log_ctx, log_level, "\n");
1975 static int read_interval_packets(WriterContext *w, AVFormatContext *fmt_ctx,
1976 const ReadInterval *interval, int64_t *cur_ts)
1979 AVFrame *frame = NULL;
1980 int ret = 0, i = 0, frame_count = 0;
1981 int64_t start = -INT64_MAX, end = interval->end;
1982 int has_start = 0, has_end = interval->has_end && !interval->end_is_offset;
1984 av_init_packet(&pkt);
1986 av_log(NULL, AV_LOG_VERBOSE, "Processing read interval ");
1987 log_read_interval(interval, NULL, AV_LOG_VERBOSE);
1989 if (interval->has_start) {
1991 if (interval->start_is_offset) {
1992 if (*cur_ts == AV_NOPTS_VALUE) {
1993 av_log(NULL, AV_LOG_ERROR,
1994 "Could not seek to relative position since current "
1995 "timestamp is not defined\n");
1996 ret = AVERROR(EINVAL);
1999 target = *cur_ts + interval->start;
2001 target = interval->start;
2004 av_log(NULL, AV_LOG_VERBOSE, "Seeking to read interval start point %s\n",
2005 av_ts2timestr(target, &AV_TIME_BASE_Q));
2006 if ((ret = avformat_seek_file(fmt_ctx, -1, -INT64_MAX, target, INT64_MAX, 0)) < 0) {
2007 av_log(NULL, AV_LOG_ERROR, "Could not seek to position %"PRId64": %s\n",
2008 interval->start, av_err2str(ret));
2013 frame = av_frame_alloc();
2015 ret = AVERROR(ENOMEM);
2018 while (!av_read_frame(fmt_ctx, &pkt)) {
2019 if (fmt_ctx->nb_streams > nb_streams) {
2020 REALLOCZ_ARRAY_STREAM(nb_streams_frames, nb_streams, fmt_ctx->nb_streams);
2021 REALLOCZ_ARRAY_STREAM(nb_streams_packets, nb_streams, fmt_ctx->nb_streams);
2022 REALLOCZ_ARRAY_STREAM(selected_streams, nb_streams, fmt_ctx->nb_streams);
2023 nb_streams = fmt_ctx->nb_streams;
2025 if (selected_streams[pkt.stream_index]) {
2026 AVRational tb = fmt_ctx->streams[pkt.stream_index]->time_base;
2028 if (pkt.pts != AV_NOPTS_VALUE)
2029 *cur_ts = av_rescale_q(pkt.pts, tb, AV_TIME_BASE_Q);
2031 if (!has_start && *cur_ts != AV_NOPTS_VALUE) {
2036 if (has_start && !has_end && interval->end_is_offset) {
2037 end = start + interval->end;
2041 if (interval->end_is_offset && interval->duration_frames) {
2042 if (frame_count >= interval->end)
2044 } else if (has_end && *cur_ts != AV_NOPTS_VALUE && *cur_ts >= end) {
2049 if (do_read_packets) {
2050 if (do_show_packets)
2051 show_packet(w, fmt_ctx, &pkt, i++);
2052 nb_streams_packets[pkt.stream_index]++;
2054 if (do_read_frames) {
2056 while (pkt1.size && process_frame(w, fmt_ctx, frame, &pkt1) > 0);
2059 av_free_packet(&pkt);
2061 av_init_packet(&pkt);
2064 //Flush remaining frames that are cached in the decoder
2065 for (i = 0; i < fmt_ctx->nb_streams; i++) {
2066 pkt.stream_index = i;
2068 while (process_frame(w, fmt_ctx, frame, &pkt) > 0);
2072 av_frame_free(&frame);
2074 av_log(NULL, AV_LOG_ERROR, "Could not read packets in interval ");
2075 log_read_interval(interval, NULL, AV_LOG_ERROR);
2080 static int read_packets(WriterContext *w, AVFormatContext *fmt_ctx)
2083 int64_t cur_ts = fmt_ctx->start_time;
2085 if (read_intervals_nb == 0) {
2086 ReadInterval interval = (ReadInterval) { .has_start = 0, .has_end = 0 };
2087 ret = read_interval_packets(w, fmt_ctx, &interval, &cur_ts);
2089 for (i = 0; i < read_intervals_nb; i++) {
2090 ret = read_interval_packets(w, fmt_ctx, &read_intervals[i], &cur_ts);
2099 static int show_stream(WriterContext *w, AVFormatContext *fmt_ctx, int stream_idx, int in_program)
2101 AVStream *stream = fmt_ctx->streams[stream_idx];
2102 AVCodecContext *dec_ctx;
2106 AVRational sar, dar;
2108 const AVCodecDescriptor *cd;
2111 av_bprint_init(&pbuf, 1, AV_BPRINT_SIZE_UNLIMITED);
2113 writer_print_section_header(w, in_program ? SECTION_ID_PROGRAM_STREAM : SECTION_ID_STREAM);
2115 print_int("index", stream->index);
2117 if ((dec_ctx = stream->codec)) {
2118 const char *profile = NULL;
2119 dec = dec_ctx->codec;
2121 print_str("codec_name", dec->name);
2123 if (dec->long_name) print_str ("codec_long_name", dec->long_name);
2124 else print_str_opt("codec_long_name", "unknown");
2126 } else if ((cd = avcodec_descriptor_get(stream->codec->codec_id))) {
2127 print_str_opt("codec_name", cd->name);
2129 print_str_opt("codec_long_name",
2130 cd->long_name ? cd->long_name : "unknown");
2133 print_str_opt("codec_name", "unknown");
2135 print_str_opt("codec_long_name", "unknown");
2139 if (dec && (profile = av_get_profile_name(dec, dec_ctx->profile)))
2140 print_str("profile", profile);
2142 print_str_opt("profile", "unknown");
2144 s = av_get_media_type_string(dec_ctx->codec_type);
2145 if (s) print_str ("codec_type", s);
2146 else print_str_opt("codec_type", "unknown");
2147 print_q("codec_time_base", dec_ctx->time_base, '/');
2149 /* print AVI/FourCC tag */
2150 av_get_codec_tag_string(val_str, sizeof(val_str), dec_ctx->codec_tag);
2151 print_str("codec_tag_string", val_str);
2152 print_fmt("codec_tag", "0x%04x", dec_ctx->codec_tag);
2154 switch (dec_ctx->codec_type) {
2155 case AVMEDIA_TYPE_VIDEO:
2156 print_int("width", dec_ctx->width);
2157 print_int("height", dec_ctx->height);
2158 print_int("coded_width", dec_ctx->coded_width);
2159 print_int("coded_height", dec_ctx->coded_height);
2160 print_int("has_b_frames", dec_ctx->has_b_frames);
2161 sar = av_guess_sample_aspect_ratio(fmt_ctx, stream, NULL);
2163 print_q("sample_aspect_ratio", sar, ':');
2164 av_reduce(&dar.num, &dar.den,
2165 dec_ctx->width * sar.num,
2166 dec_ctx->height * sar.den,
2168 print_q("display_aspect_ratio", dar, ':');
2170 print_str_opt("sample_aspect_ratio", "N/A");
2171 print_str_opt("display_aspect_ratio", "N/A");
2173 s = av_get_pix_fmt_name(dec_ctx->pix_fmt);
2174 if (s) print_str ("pix_fmt", s);
2175 else print_str_opt("pix_fmt", "unknown");
2176 print_int("level", dec_ctx->level);
2177 if (dec_ctx->color_range != AVCOL_RANGE_UNSPECIFIED)
2178 print_str ("color_range", av_color_range_name(dec_ctx->color_range));
2180 print_str_opt("color_range", "N/A");
2181 s = av_get_colorspace_name(dec_ctx->colorspace);
2182 if (s) print_str ("color_space", s);
2183 else print_str_opt("color_space", "unknown");
2185 if (dec_ctx->color_trc != AVCOL_TRC_UNSPECIFIED)
2186 print_str("color_transfer", av_color_transfer_name(dec_ctx->color_trc));
2188 print_str_opt("color_transfer", av_color_transfer_name(dec_ctx->color_trc));
2190 if (dec_ctx->color_primaries != AVCOL_PRI_UNSPECIFIED)
2191 print_str("color_primaries", av_color_primaries_name(dec_ctx->color_primaries));
2193 print_str_opt("color_primaries", av_color_primaries_name(dec_ctx->color_primaries));
2195 if (dec_ctx->chroma_sample_location != AVCHROMA_LOC_UNSPECIFIED)
2196 print_str("chroma_location", av_chroma_location_name(dec_ctx->chroma_sample_location));
2198 print_str_opt("chroma_location", av_chroma_location_name(dec_ctx->chroma_sample_location));
2200 if (dec_ctx->timecode_frame_start >= 0) {
2201 char tcbuf[AV_TIMECODE_STR_SIZE];
2202 av_timecode_make_mpeg_tc_string(tcbuf, dec_ctx->timecode_frame_start);
2203 print_str("timecode", tcbuf);
2205 print_str_opt("timecode", "N/A");
2207 print_int("refs", dec_ctx->refs);
2210 case AVMEDIA_TYPE_AUDIO:
2211 s = av_get_sample_fmt_name(dec_ctx->sample_fmt);
2212 if (s) print_str ("sample_fmt", s);
2213 else print_str_opt("sample_fmt", "unknown");
2214 print_val("sample_rate", dec_ctx->sample_rate, unit_hertz_str);
2215 print_int("channels", dec_ctx->channels);
2217 if (dec_ctx->channel_layout) {
2218 av_bprint_clear(&pbuf);
2219 av_bprint_channel_layout(&pbuf, dec_ctx->channels, dec_ctx->channel_layout);
2220 print_str ("channel_layout", pbuf.str);
2222 print_str_opt("channel_layout", "unknown");
2225 print_int("bits_per_sample", av_get_bits_per_sample(dec_ctx->codec_id));
2228 case AVMEDIA_TYPE_SUBTITLE:
2230 print_int("width", dec_ctx->width);
2232 print_str_opt("width", "N/A");
2233 if (dec_ctx->height)
2234 print_int("height", dec_ctx->height);
2236 print_str_opt("height", "N/A");
2240 print_str_opt("codec_type", "unknown");
2242 if (dec_ctx->codec && dec_ctx->codec->priv_class && show_private_data) {
2243 const AVOption *opt = NULL;
2244 while (opt = av_opt_next(dec_ctx->priv_data,opt)) {
2246 if (opt->flags) continue;
2247 if (av_opt_get(dec_ctx->priv_data, opt->name, 0, &str) >= 0) {
2248 print_str(opt->name, str);
2254 if (fmt_ctx->iformat->flags & AVFMT_SHOW_IDS) print_fmt ("id", "0x%x", stream->id);
2255 else print_str_opt("id", "N/A");
2256 print_q("r_frame_rate", stream->r_frame_rate, '/');
2257 print_q("avg_frame_rate", stream->avg_frame_rate, '/');
2258 print_q("time_base", stream->time_base, '/');
2259 print_ts ("start_pts", stream->start_time);
2260 print_time("start_time", stream->start_time, &stream->time_base);
2261 print_ts ("duration_ts", stream->duration);
2262 print_time("duration", stream->duration, &stream->time_base);
2263 if (dec_ctx->bit_rate > 0) print_val ("bit_rate", dec_ctx->bit_rate, unit_bit_per_second_str);
2264 else print_str_opt("bit_rate", "N/A");
2265 if (dec_ctx->rc_max_rate > 0) print_val ("max_bit_rate", dec_ctx->rc_max_rate, unit_bit_per_second_str);
2266 else print_str_opt("max_bit_rate", "N/A");
2267 if (dec_ctx->bits_per_raw_sample > 0) print_fmt("bits_per_raw_sample", "%d", dec_ctx->bits_per_raw_sample);
2268 else print_str_opt("bits_per_raw_sample", "N/A");
2269 if (stream->nb_frames) print_fmt ("nb_frames", "%"PRId64, stream->nb_frames);
2270 else print_str_opt("nb_frames", "N/A");
2271 if (nb_streams_frames[stream_idx]) print_fmt ("nb_read_frames", "%"PRIu64, nb_streams_frames[stream_idx]);
2272 else print_str_opt("nb_read_frames", "N/A");
2273 if (nb_streams_packets[stream_idx]) print_fmt ("nb_read_packets", "%"PRIu64, nb_streams_packets[stream_idx]);
2274 else print_str_opt("nb_read_packets", "N/A");
2276 writer_print_data(w, "extradata", dec_ctx->extradata,
2277 dec_ctx->extradata_size);
2278 writer_print_data_hash(w, "extradata_hash", dec_ctx->extradata,
2279 dec_ctx->extradata_size);
2281 /* Print disposition information */
2282 #define PRINT_DISPOSITION(flagname, name) do { \
2283 print_int(name, !!(stream->disposition & AV_DISPOSITION_##flagname)); \
2286 if (do_show_stream_disposition) {
2287 writer_print_section_header(w, in_program ? SECTION_ID_PROGRAM_STREAM_DISPOSITION : SECTION_ID_STREAM_DISPOSITION);
2288 PRINT_DISPOSITION(DEFAULT, "default");
2289 PRINT_DISPOSITION(DUB, "dub");
2290 PRINT_DISPOSITION(ORIGINAL, "original");
2291 PRINT_DISPOSITION(COMMENT, "comment");
2292 PRINT_DISPOSITION(LYRICS, "lyrics");
2293 PRINT_DISPOSITION(KARAOKE, "karaoke");
2294 PRINT_DISPOSITION(FORCED, "forced");
2295 PRINT_DISPOSITION(HEARING_IMPAIRED, "hearing_impaired");
2296 PRINT_DISPOSITION(VISUAL_IMPAIRED, "visual_impaired");
2297 PRINT_DISPOSITION(CLEAN_EFFECTS, "clean_effects");
2298 PRINT_DISPOSITION(ATTACHED_PIC, "attached_pic");
2299 writer_print_section_footer(w);
2302 if (do_show_stream_tags)
2303 ret = show_tags(w, stream->metadata, in_program ? SECTION_ID_PROGRAM_STREAM_TAGS : SECTION_ID_STREAM_TAGS);
2305 if (stream->nb_side_data) {
2307 writer_print_section_header(w, SECTION_ID_STREAM_SIDE_DATA_LIST);
2308 for (i = 0; i < stream->nb_side_data; i++) {
2309 AVPacketSideData *sd = &stream->side_data[i];
2310 const char *name = av_packet_side_data_name(sd->type);
2312 writer_print_section_header(w, SECTION_ID_STREAM_SIDE_DATA);
2313 print_str("side_data_type", name ? name : "unknown");
2314 print_int("side_data_size", sd->size);
2315 if (sd->type == AV_PKT_DATA_DISPLAYMATRIX && sd->size >= 9*4) {
2316 writer_print_integers(w, "displaymatrix", sd->data, 9, " %11d", 3, 4, 1);
2317 print_int("rotation", av_display_rotation_get((int32_t *)sd->data));
2319 writer_print_section_footer(w);
2321 writer_print_section_footer(w);
2324 writer_print_section_footer(w);
2325 av_bprint_finalize(&pbuf, NULL);
2331 static int show_streams(WriterContext *w, AVFormatContext *fmt_ctx)
2335 writer_print_section_header(w, SECTION_ID_STREAMS);
2336 for (i = 0; i < fmt_ctx->nb_streams; i++)
2337 if (selected_streams[i]) {
2338 ret = show_stream(w, fmt_ctx, i, 0);
2342 writer_print_section_footer(w);
2347 static int show_program(WriterContext *w, AVFormatContext *fmt_ctx, AVProgram *program)
2351 writer_print_section_header(w, SECTION_ID_PROGRAM);
2352 print_int("program_id", program->id);
2353 print_int("program_num", program->program_num);
2354 print_int("nb_streams", program->nb_stream_indexes);
2355 print_int("pmt_pid", program->pmt_pid);
2356 print_int("pcr_pid", program->pcr_pid);
2357 print_ts("start_pts", program->start_time);
2358 print_time("start_time", program->start_time, &AV_TIME_BASE_Q);
2359 print_ts("end_pts", program->end_time);
2360 print_time("end_time", program->end_time, &AV_TIME_BASE_Q);
2361 if (do_show_program_tags)
2362 ret = show_tags(w, program->metadata, SECTION_ID_PROGRAM_TAGS);
2366 writer_print_section_header(w, SECTION_ID_PROGRAM_STREAMS);
2367 for (i = 0; i < program->nb_stream_indexes; i++) {
2368 if (selected_streams[program->stream_index[i]]) {
2369 ret = show_stream(w, fmt_ctx, program->stream_index[i], 1);
2374 writer_print_section_footer(w);
2377 writer_print_section_footer(w);
2381 static int show_programs(WriterContext *w, AVFormatContext *fmt_ctx)
2385 writer_print_section_header(w, SECTION_ID_PROGRAMS);
2386 for (i = 0; i < fmt_ctx->nb_programs; i++) {
2387 AVProgram *program = fmt_ctx->programs[i];
2390 ret = show_program(w, fmt_ctx, program);
2394 writer_print_section_footer(w);
2398 static int show_chapters(WriterContext *w, AVFormatContext *fmt_ctx)
2402 writer_print_section_header(w, SECTION_ID_CHAPTERS);
2403 for (i = 0; i < fmt_ctx->nb_chapters; i++) {
2404 AVChapter *chapter = fmt_ctx->chapters[i];
2406 writer_print_section_header(w, SECTION_ID_CHAPTER);
2407 print_int("id", chapter->id);
2408 print_q ("time_base", chapter->time_base, '/');
2409 print_int("start", chapter->start);
2410 print_time("start_time", chapter->start, &chapter->time_base);
2411 print_int("end", chapter->end);
2412 print_time("end_time", chapter->end, &chapter->time_base);
2413 if (do_show_chapter_tags)
2414 ret = show_tags(w, chapter->metadata, SECTION_ID_CHAPTER_TAGS);
2415 writer_print_section_footer(w);
2417 writer_print_section_footer(w);
2422 static int show_format(WriterContext *w, AVFormatContext *fmt_ctx)
2425 int64_t size = fmt_ctx->pb ? avio_size(fmt_ctx->pb) : -1;
2428 writer_print_section_header(w, SECTION_ID_FORMAT);
2429 print_str_validate("filename", fmt_ctx->filename);
2430 print_int("nb_streams", fmt_ctx->nb_streams);
2431 print_int("nb_programs", fmt_ctx->nb_programs);
2432 print_str("format_name", fmt_ctx->iformat->name);
2434 if (fmt_ctx->iformat->long_name) print_str ("format_long_name", fmt_ctx->iformat->long_name);
2435 else print_str_opt("format_long_name", "unknown");
2437 print_time("start_time", fmt_ctx->start_time, &AV_TIME_BASE_Q);
2438 print_time("duration", fmt_ctx->duration, &AV_TIME_BASE_Q);
2439 if (size >= 0) print_val ("size", size, unit_byte_str);
2440 else print_str_opt("size", "N/A");
2441 if (fmt_ctx->bit_rate > 0) print_val ("bit_rate", fmt_ctx->bit_rate, unit_bit_per_second_str);
2442 else print_str_opt("bit_rate", "N/A");
2443 print_int("probe_score", av_format_get_probe_score(fmt_ctx));
2444 if (do_show_format_tags)
2445 ret = show_tags(w, fmt_ctx->metadata, SECTION_ID_FORMAT_TAGS);
2447 writer_print_section_footer(w);
2452 static void show_error(WriterContext *w, int err)
2455 const char *errbuf_ptr = errbuf;
2457 if (av_strerror(err, errbuf, sizeof(errbuf)) < 0)
2458 errbuf_ptr = strerror(AVUNERROR(err));
2460 writer_print_section_header(w, SECTION_ID_ERROR);
2461 print_int("code", err);
2462 print_str("string", errbuf_ptr);
2463 writer_print_section_footer(w);
2466 static int open_input_file(AVFormatContext **fmt_ctx_ptr, const char *filename)
2468 int err, i, orig_nb_streams;
2469 AVFormatContext *fmt_ctx = NULL;
2470 AVDictionaryEntry *t;
2471 AVDictionary **opts;
2472 int scan_all_pmts_set = 0;
2474 if (!av_dict_get(format_opts, "scan_all_pmts", NULL, AV_DICT_MATCH_CASE)) {
2475 av_dict_set(&format_opts, "scan_all_pmts", "1", AV_DICT_DONT_OVERWRITE);
2476 scan_all_pmts_set = 1;
2478 if ((err = avformat_open_input(&fmt_ctx, filename,
2479 iformat, &format_opts)) < 0) {
2480 print_error(filename, err);
2483 *fmt_ctx_ptr = fmt_ctx;
2484 if (scan_all_pmts_set)
2485 av_dict_set(&format_opts, "scan_all_pmts", NULL, AV_DICT_MATCH_CASE);
2486 if ((t = av_dict_get(format_opts, "", NULL, AV_DICT_IGNORE_SUFFIX))) {
2487 av_log(NULL, AV_LOG_ERROR, "Option %s not found.\n", t->key);
2488 return AVERROR_OPTION_NOT_FOUND;
2491 /* fill the streams in the format context */
2492 opts = setup_find_stream_info_opts(fmt_ctx, codec_opts);
2493 orig_nb_streams = fmt_ctx->nb_streams;
2495 err = avformat_find_stream_info(fmt_ctx, opts);
2497 for (i = 0; i < orig_nb_streams; i++)
2498 av_dict_free(&opts[i]);
2502 print_error(filename, err);
2506 av_dump_format(fmt_ctx, 0, filename, 0);
2508 /* bind a decoder to each input stream */
2509 for (i = 0; i < fmt_ctx->nb_streams; i++) {
2510 AVStream *stream = fmt_ctx->streams[i];
2513 if (stream->codec->codec_id == AV_CODEC_ID_PROBE) {
2514 av_log(NULL, AV_LOG_WARNING,
2515 "Failed to probe codec for input stream %d\n",
2517 } else if (!(codec = avcodec_find_decoder(stream->codec->codec_id))) {
2518 av_log(NULL, AV_LOG_WARNING,
2519 "Unsupported codec with id %d for input stream %d\n",
2520 stream->codec->codec_id, stream->index);
2522 AVDictionary *opts = filter_codec_opts(codec_opts, stream->codec->codec_id,
2523 fmt_ctx, stream, codec);
2524 if (avcodec_open2(stream->codec, codec, &opts) < 0) {
2525 av_log(NULL, AV_LOG_WARNING, "Could not open codec for input stream %d\n",
2528 if ((t = av_dict_get(opts, "", NULL, AV_DICT_IGNORE_SUFFIX))) {
2529 av_log(NULL, AV_LOG_ERROR, "Option %s for input stream %d not found\n",
2530 t->key, stream->index);
2531 return AVERROR_OPTION_NOT_FOUND;
2536 *fmt_ctx_ptr = fmt_ctx;
2540 static void close_input_file(AVFormatContext **ctx_ptr)
2543 AVFormatContext *fmt_ctx = *ctx_ptr;
2545 /* close decoder for each stream */
2546 for (i = 0; i < fmt_ctx->nb_streams; i++)
2547 if (fmt_ctx->streams[i]->codec->codec_id != AV_CODEC_ID_NONE)
2548 avcodec_close(fmt_ctx->streams[i]->codec);
2550 avformat_close_input(ctx_ptr);
2553 static int probe_file(WriterContext *wctx, const char *filename)
2555 AVFormatContext *fmt_ctx = NULL;
2559 do_read_frames = do_show_frames || do_count_frames;
2560 do_read_packets = do_show_packets || do_count_packets;
2562 ret = open_input_file(&fmt_ctx, filename);
2566 #define CHECK_END if (ret < 0) goto end
2568 nb_streams = fmt_ctx->nb_streams;
2569 REALLOCZ_ARRAY_STREAM(nb_streams_frames,0,fmt_ctx->nb_streams);
2570 REALLOCZ_ARRAY_STREAM(nb_streams_packets,0,fmt_ctx->nb_streams);
2571 REALLOCZ_ARRAY_STREAM(selected_streams,0,fmt_ctx->nb_streams);
2573 for (i = 0; i < fmt_ctx->nb_streams; i++) {
2574 if (stream_specifier) {
2575 ret = avformat_match_stream_specifier(fmt_ctx,
2576 fmt_ctx->streams[i],
2580 selected_streams[i] = ret;
2583 selected_streams[i] = 1;
2587 if (do_read_frames || do_read_packets) {
2588 if (do_show_frames && do_show_packets &&
2589 wctx->writer->flags & WRITER_FLAG_PUT_PACKETS_AND_FRAMES_IN_SAME_CHAPTER)
2590 section_id = SECTION_ID_PACKETS_AND_FRAMES;
2591 else if (do_show_packets && !do_show_frames)
2592 section_id = SECTION_ID_PACKETS;
2593 else // (!do_show_packets && do_show_frames)
2594 section_id = SECTION_ID_FRAMES;
2595 if (do_show_frames || do_show_packets)
2596 writer_print_section_header(wctx, section_id);
2597 ret = read_packets(wctx, fmt_ctx);
2598 if (do_show_frames || do_show_packets)
2599 writer_print_section_footer(wctx);
2603 if (do_show_programs) {
2604 ret = show_programs(wctx, fmt_ctx);
2608 if (do_show_streams) {
2609 ret = show_streams(wctx, fmt_ctx);
2612 if (do_show_chapters) {
2613 ret = show_chapters(wctx, fmt_ctx);
2616 if (do_show_format) {
2617 ret = show_format(wctx, fmt_ctx);
2623 close_input_file(&fmt_ctx);
2624 av_freep(&nb_streams_frames);
2625 av_freep(&nb_streams_packets);
2626 av_freep(&selected_streams);
2631 static void show_usage(void)
2633 av_log(NULL, AV_LOG_INFO, "Simple multimedia streams analyzer\n");
2634 av_log(NULL, AV_LOG_INFO, "usage: %s [OPTIONS] [INPUT_FILE]\n", program_name);
2635 av_log(NULL, AV_LOG_INFO, "\n");
2638 static void ffprobe_show_program_version(WriterContext *w)
2641 av_bprint_init(&pbuf, 1, AV_BPRINT_SIZE_UNLIMITED);
2643 writer_print_section_header(w, SECTION_ID_PROGRAM_VERSION);
2644 print_str("version", FFMPEG_VERSION);
2645 print_fmt("copyright", "Copyright (c) %d-%d the FFmpeg developers",
2646 program_birth_year, CONFIG_THIS_YEAR);
2647 print_str("compiler_ident", CC_IDENT);
2648 print_str("configuration", FFMPEG_CONFIGURATION);
2649 writer_print_section_footer(w);
2651 av_bprint_finalize(&pbuf, NULL);
2654 #define SHOW_LIB_VERSION(libname, LIBNAME) \
2656 if (CONFIG_##LIBNAME) { \
2657 unsigned int version = libname##_version(); \
2658 writer_print_section_header(w, SECTION_ID_LIBRARY_VERSION); \
2659 print_str("name", "lib" #libname); \
2660 print_int("major", LIB##LIBNAME##_VERSION_MAJOR); \
2661 print_int("minor", LIB##LIBNAME##_VERSION_MINOR); \
2662 print_int("micro", LIB##LIBNAME##_VERSION_MICRO); \
2663 print_int("version", version); \
2664 print_str("ident", LIB##LIBNAME##_IDENT); \
2665 writer_print_section_footer(w); \
2669 static void ffprobe_show_library_versions(WriterContext *w)
2671 writer_print_section_header(w, SECTION_ID_LIBRARY_VERSIONS);
2672 SHOW_LIB_VERSION(avutil, AVUTIL);
2673 SHOW_LIB_VERSION(avcodec, AVCODEC);
2674 SHOW_LIB_VERSION(avformat, AVFORMAT);
2675 SHOW_LIB_VERSION(avdevice, AVDEVICE);
2676 SHOW_LIB_VERSION(avfilter, AVFILTER);
2677 SHOW_LIB_VERSION(swscale, SWSCALE);
2678 SHOW_LIB_VERSION(swresample, SWRESAMPLE);
2679 SHOW_LIB_VERSION(postproc, POSTPROC);
2680 writer_print_section_footer(w);
2683 #define PRINT_PIX_FMT_FLAG(flagname, name) \
2685 print_int(name, !!(pixdesc->flags & AV_PIX_FMT_FLAG_##flagname)); \
2688 static void ffprobe_show_pixel_formats(WriterContext *w)
2690 const AVPixFmtDescriptor *pixdesc = NULL;
2693 writer_print_section_header(w, SECTION_ID_PIXEL_FORMATS);
2694 while (pixdesc = av_pix_fmt_desc_next(pixdesc)) {
2695 writer_print_section_header(w, SECTION_ID_PIXEL_FORMAT);
2696 print_str("name", pixdesc->name);
2697 print_int("nb_components", pixdesc->nb_components);
2698 if ((pixdesc->nb_components >= 3) && !(pixdesc->flags & AV_PIX_FMT_FLAG_RGB)) {
2699 print_int ("log2_chroma_w", pixdesc->log2_chroma_w);
2700 print_int ("log2_chroma_h", pixdesc->log2_chroma_h);
2702 print_str_opt("log2_chroma_w", "N/A");
2703 print_str_opt("log2_chroma_h", "N/A");
2705 n = av_get_bits_per_pixel(pixdesc);
2706 if (n) print_int ("bits_per_pixel", n);
2707 else print_str_opt("bits_per_pixel", "N/A");
2708 if (do_show_pixel_format_flags) {
2709 writer_print_section_header(w, SECTION_ID_PIXEL_FORMAT_FLAGS);
2710 PRINT_PIX_FMT_FLAG(BE, "big_endian");
2711 PRINT_PIX_FMT_FLAG(PAL, "palette");
2712 PRINT_PIX_FMT_FLAG(BITSTREAM, "bitstream");
2713 PRINT_PIX_FMT_FLAG(HWACCEL, "hwaccel");
2714 PRINT_PIX_FMT_FLAG(PLANAR, "planar");
2715 PRINT_PIX_FMT_FLAG(RGB, "rgb");
2716 PRINT_PIX_FMT_FLAG(PSEUDOPAL, "pseudopal");
2717 PRINT_PIX_FMT_FLAG(ALPHA, "alpha");
2718 writer_print_section_footer(w);
2720 if (do_show_pixel_format_components && (pixdesc->nb_components > 0)) {
2721 writer_print_section_header(w, SECTION_ID_PIXEL_FORMAT_COMPONENTS);
2722 for (i = 0; i < pixdesc->nb_components; i++) {
2723 writer_print_section_header(w, SECTION_ID_PIXEL_FORMAT_COMPONENT);
2724 print_int("index", i + 1);
2725 print_int("bit_depth", pixdesc->comp[i].depth_minus1 + 1);
2726 writer_print_section_footer(w);
2728 writer_print_section_footer(w);
2730 writer_print_section_footer(w);
2732 writer_print_section_footer(w);
2735 static int opt_format(void *optctx, const char *opt, const char *arg)
2737 iformat = av_find_input_format(arg);
2739 av_log(NULL, AV_LOG_ERROR, "Unknown input format: %s\n", arg);
2740 return AVERROR(EINVAL);
2745 static inline void mark_section_show_entries(SectionID section_id,
2746 int show_all_entries, AVDictionary *entries)
2748 struct section *section = §ions[section_id];
2750 section->show_all_entries = show_all_entries;
2751 if (show_all_entries) {
2753 for (id = section->children_ids; *id != -1; id++)
2754 mark_section_show_entries(*id, show_all_entries, entries);
2756 av_dict_copy(§ion->entries_to_show, entries, 0);
2760 static int match_section(const char *section_name,
2761 int show_all_entries, AVDictionary *entries)
2765 for (i = 0; i < FF_ARRAY_ELEMS(sections); i++) {
2766 const struct section *section = §ions[i];
2767 if (!strcmp(section_name, section->name) ||
2768 (section->unique_name && !strcmp(section_name, section->unique_name))) {
2769 av_log(NULL, AV_LOG_DEBUG,
2770 "'%s' matches section with unique name '%s'\n", section_name,
2771 (char *)av_x_if_null(section->unique_name, section->name));
2773 mark_section_show_entries(section->id, show_all_entries, entries);
2779 static int opt_show_entries(void *optctx, const char *opt, const char *arg)
2781 const char *p = arg;
2785 AVDictionary *entries = NULL;
2786 char *section_name = av_get_token(&p, "=:");
2787 int show_all_entries = 0;
2789 if (!section_name) {
2790 av_log(NULL, AV_LOG_ERROR,
2791 "Missing section name for option '%s'\n", opt);
2792 return AVERROR(EINVAL);
2797 while (*p && *p != ':') {
2798 char *entry = av_get_token(&p, ",:");
2801 av_log(NULL, AV_LOG_VERBOSE,
2802 "Adding '%s' to the entries to show in section '%s'\n",
2803 entry, section_name);
2804 av_dict_set(&entries, entry, "", AV_DICT_DONT_STRDUP_KEY);
2809 show_all_entries = 1;
2812 ret = match_section(section_name, show_all_entries, entries);
2814 av_log(NULL, AV_LOG_ERROR, "No match for section '%s'\n", section_name);
2815 ret = AVERROR(EINVAL);
2817 av_dict_free(&entries);
2818 av_free(section_name);
2829 static int opt_show_format_entry(void *optctx, const char *opt, const char *arg)
2831 char *buf = av_asprintf("format=%s", arg);
2835 return AVERROR(ENOMEM);
2837 av_log(NULL, AV_LOG_WARNING,
2838 "Option '%s' is deprecated, use '-show_entries format=%s' instead\n",
2840 ret = opt_show_entries(optctx, opt, buf);
2845 static void opt_input_file(void *optctx, const char *arg)
2847 if (input_filename) {
2848 av_log(NULL, AV_LOG_ERROR,
2849 "Argument '%s' provided as input filename, but '%s' was already specified.\n",
2850 arg, input_filename);
2853 if (!strcmp(arg, "-"))
2855 input_filename = arg;
2858 static int opt_input_file_i(void *optctx, const char *opt, const char *arg)
2860 opt_input_file(optctx, arg);
2864 void show_help_default(const char *opt, const char *arg)
2866 av_log_set_callback(log_callback_help);
2868 show_help_options(options, "Main options:", 0, 0, 0);
2871 show_help_children(avformat_get_class(), AV_OPT_FLAG_DECODING_PARAM);
2875 * Parse interval specification, according to the format:
2876 * INTERVAL ::= [START|+START_OFFSET][%[END|+END_OFFSET]]
2877 * INTERVALS ::= INTERVAL[,INTERVALS]
2879 static int parse_read_interval(const char *interval_spec,
2880 ReadInterval *interval)
2883 char *next, *p, *spec = av_strdup(interval_spec);
2885 return AVERROR(ENOMEM);
2888 av_log(NULL, AV_LOG_ERROR, "Invalid empty interval specification\n");
2889 ret = AVERROR(EINVAL);
2894 next = strchr(spec, '%');
2898 /* parse first part */
2900 interval->has_start = 1;
2903 interval->start_is_offset = 1;
2906 interval->start_is_offset = 0;
2909 ret = av_parse_time(&interval->start, p, 1);
2911 av_log(NULL, AV_LOG_ERROR, "Invalid interval start specification '%s'\n", p);
2915 interval->has_start = 0;
2918 /* parse second part */
2922 interval->has_end = 1;
2925 interval->end_is_offset = 1;
2928 interval->end_is_offset = 0;
2931 if (interval->end_is_offset && *p == '#') {
2934 interval->duration_frames = 1;
2936 lli = strtoll(p, &tail, 10);
2937 if (*tail || lli < 0) {
2938 av_log(NULL, AV_LOG_ERROR,
2939 "Invalid or negative value '%s' for duration number of frames\n", p);
2942 interval->end = lli;
2944 ret = av_parse_time(&us, p, 1);
2946 av_log(NULL, AV_LOG_ERROR, "Invalid interval end/duration specification '%s'\n", p);
2952 interval->has_end = 0;
2960 static int parse_read_intervals(const char *intervals_spec)
2963 char *p, *spec = av_strdup(intervals_spec);
2965 return AVERROR(ENOMEM);
2967 /* preparse specification, get number of intervals */
2968 for (n = 0, p = spec; *p; p++)
2973 read_intervals = av_malloc_array(n, sizeof(*read_intervals));
2974 if (!read_intervals) {
2975 ret = AVERROR(ENOMEM);
2978 read_intervals_nb = n;
2980 /* parse intervals */
2982 for (i = 0; p; i++) {
2985 av_assert0(i < read_intervals_nb);
2986 next = strchr(p, ',');
2990 read_intervals[i].id = i;
2991 ret = parse_read_interval(p, &read_intervals[i]);
2993 av_log(NULL, AV_LOG_ERROR, "Error parsing read interval #%d '%s'\n",
2997 av_log(NULL, AV_LOG_VERBOSE, "Parsed log interval ");
2998 log_read_interval(&read_intervals[i], NULL, AV_LOG_VERBOSE);
3001 av_assert0(i == read_intervals_nb);
3008 static int opt_read_intervals(void *optctx, const char *opt, const char *arg)
3010 return parse_read_intervals(arg);
3013 static int opt_pretty(void *optctx, const char *opt, const char *arg)
3015 show_value_unit = 1;
3016 use_value_prefix = 1;
3017 use_byte_value_binary_prefix = 1;
3018 use_value_sexagesimal_format = 1;
3022 static void print_section(SectionID id, int level)
3024 const SectionID *pid;
3025 const struct section *section = §ions[id];
3027 section->flags & SECTION_FLAG_IS_WRAPPER ? 'W' : '.',
3028 section->flags & SECTION_FLAG_IS_ARRAY ? 'A' : '.',
3029 section->flags & SECTION_FLAG_HAS_VARIABLE_FIELDS ? 'V' : '.');
3030 printf("%*c %s", level * 4, ' ', section->name);
3031 if (section->unique_name)
3032 printf("/%s", section->unique_name);
3035 for (pid = section->children_ids; *pid != -1; pid++)
3036 print_section(*pid, level+1);
3039 static int opt_sections(void *optctx, const char *opt, const char *arg)
3041 printf("Sections:\n"
3042 "W.. = Section is a wrapper (contains other sections, no local entries)\n"
3043 ".A. = Section contains an array of elements of the same type\n"
3044 "..V = Section may contain a variable number of fields with variable keys\n"
3045 "FLAGS NAME/UNIQUE_NAME\n"
3047 print_section(SECTION_ID_ROOT, 0);
3051 static int opt_show_versions(const char *opt, const char *arg)
3053 mark_section_show_entries(SECTION_ID_PROGRAM_VERSION, 1, NULL);
3054 mark_section_show_entries(SECTION_ID_LIBRARY_VERSION, 1, NULL);
3058 #define DEFINE_OPT_SHOW_SECTION(section, target_section_id) \
3059 static int opt_show_##section(const char *opt, const char *arg) \
3061 mark_section_show_entries(SECTION_ID_##target_section_id, 1, NULL); \
3065 DEFINE_OPT_SHOW_SECTION(chapters, CHAPTERS);
3066 DEFINE_OPT_SHOW_SECTION(error, ERROR);
3067 DEFINE_OPT_SHOW_SECTION(format, FORMAT);
3068 DEFINE_OPT_SHOW_SECTION(frames, FRAMES);
3069 DEFINE_OPT_SHOW_SECTION(library_versions, LIBRARY_VERSIONS);
3070 DEFINE_OPT_SHOW_SECTION(packets, PACKETS);
3071 DEFINE_OPT_SHOW_SECTION(pixel_formats, PIXEL_FORMATS);
3072 DEFINE_OPT_SHOW_SECTION(program_version, PROGRAM_VERSION);
3073 DEFINE_OPT_SHOW_SECTION(streams, STREAMS);
3074 DEFINE_OPT_SHOW_SECTION(programs, PROGRAMS);
3076 static const OptionDef real_options[] = {
3077 #include "cmdutils_common_opts.h"
3078 { "f", HAS_ARG, {.func_arg = opt_format}, "force format", "format" },
3079 { "unit", OPT_BOOL, {&show_value_unit}, "show unit of the displayed values" },
3080 { "prefix", OPT_BOOL, {&use_value_prefix}, "use SI prefixes for the displayed values" },
3081 { "byte_binary_prefix", OPT_BOOL, {&use_byte_value_binary_prefix},
3082 "use binary prefixes for byte units" },
3083 { "sexagesimal", OPT_BOOL, {&use_value_sexagesimal_format},
3084 "use sexagesimal format HOURS:MM:SS.MICROSECONDS for time units" },
3085 { "pretty", 0, {.func_arg = opt_pretty},
3086 "prettify the format of displayed values, make it more human readable" },
3087 { "print_format", OPT_STRING | HAS_ARG, {(void*)&print_format},
3088 "set the output printing format (available formats are: default, compact, csv, flat, ini, json, xml)", "format" },
3089 { "of", OPT_STRING | HAS_ARG, {(void*)&print_format}, "alias for -print_format", "format" },
3090 { "select_streams", OPT_STRING | HAS_ARG, {(void*)&stream_specifier}, "select the specified streams", "stream_specifier" },
3091 { "sections", OPT_EXIT, {.func_arg = opt_sections}, "print sections structure and section information, and exit" },
3092 { "show_data", OPT_BOOL, {(void*)&do_show_data}, "show packets data" },
3093 { "show_data_hash", OPT_STRING | HAS_ARG, {(void*)&show_data_hash}, "show packets data hash" },
3094 { "show_error", 0, {(void*)&opt_show_error}, "show probing error" },
3095 { "show_format", 0, {(void*)&opt_show_format}, "show format/container info" },
3096 { "show_frames", 0, {(void*)&opt_show_frames}, "show frames info" },
3097 { "show_format_entry", HAS_ARG, {.func_arg = opt_show_format_entry},
3098 "show a particular entry from the format/container info", "entry" },
3099 { "show_entries", HAS_ARG, {.func_arg = opt_show_entries},
3100 "show a set of specified entries", "entry_list" },
3101 { "show_packets", 0, {(void*)&opt_show_packets}, "show packets info" },
3102 { "show_programs", 0, {(void*)&opt_show_programs}, "show programs info" },
3103 { "show_streams", 0, {(void*)&opt_show_streams}, "show streams info" },
3104 { "show_chapters", 0, {(void*)&opt_show_chapters}, "show chapters info" },
3105 { "count_frames", OPT_BOOL, {(void*)&do_count_frames}, "count the number of frames per stream" },
3106 { "count_packets", OPT_BOOL, {(void*)&do_count_packets}, "count the number of packets per stream" },
3107 { "show_program_version", 0, {(void*)&opt_show_program_version}, "show ffprobe version" },
3108 { "show_library_versions", 0, {(void*)&opt_show_library_versions}, "show library versions" },
3109 { "show_versions", 0, {(void*)&opt_show_versions}, "show program and library versions" },
3110 { "show_pixel_formats", 0, {(void*)&opt_show_pixel_formats}, "show pixel format descriptions" },
3111 { "show_private_data", OPT_BOOL, {(void*)&show_private_data}, "show private data" },
3112 { "private", OPT_BOOL, {(void*)&show_private_data}, "same as show_private_data" },
3113 { "bitexact", OPT_BOOL, {&do_bitexact}, "force bitexact output" },
3114 { "read_intervals", HAS_ARG, {.func_arg = opt_read_intervals}, "set read intervals", "read_intervals" },
3115 { "default", HAS_ARG | OPT_AUDIO | OPT_VIDEO | OPT_EXPERT, {.func_arg = opt_default}, "generic catch all option", "" },
3116 { "i", HAS_ARG, {.func_arg = opt_input_file_i}, "read specified file", "input_file"},
3120 static inline int check_section_show_entries(int section_id)
3123 struct section *section = §ions[section_id];
3124 if (sections[section_id].show_all_entries || sections[section_id].entries_to_show)
3126 for (id = section->children_ids; *id != -1; id++)
3127 if (check_section_show_entries(*id))
3132 #define SET_DO_SHOW(id, varname) do { \
3133 if (check_section_show_entries(SECTION_ID_##id)) \
3134 do_show_##varname = 1; \
3137 int main(int argc, char **argv)
3140 WriterContext *wctx;
3142 char *w_name = NULL, *w_args = NULL;
3145 av_log_set_flags(AV_LOG_SKIP_REPEATED);
3146 register_exit(ffprobe_cleanup);
3148 options = real_options;
3149 parse_loglevel(argc, argv, options);
3151 avformat_network_init();
3154 avdevice_register_all();
3157 show_banner(argc, argv, options);
3158 parse_options(NULL, argc, argv, options, opt_input_file);
3160 /* mark things to show, based on -show_entries */
3161 SET_DO_SHOW(CHAPTERS, chapters);
3162 SET_DO_SHOW(ERROR, error);
3163 SET_DO_SHOW(FORMAT, format);
3164 SET_DO_SHOW(FRAMES, frames);
3165 SET_DO_SHOW(LIBRARY_VERSIONS, library_versions);
3166 SET_DO_SHOW(PACKETS, packets);
3167 SET_DO_SHOW(PIXEL_FORMATS, pixel_formats);
3168 SET_DO_SHOW(PIXEL_FORMAT_FLAGS, pixel_format_flags);
3169 SET_DO_SHOW(PIXEL_FORMAT_COMPONENTS, pixel_format_components);
3170 SET_DO_SHOW(PROGRAM_VERSION, program_version);
3171 SET_DO_SHOW(PROGRAMS, programs);
3172 SET_DO_SHOW(STREAMS, streams);
3173 SET_DO_SHOW(STREAM_DISPOSITION, stream_disposition);
3174 SET_DO_SHOW(PROGRAM_STREAM_DISPOSITION, stream_disposition);
3176 SET_DO_SHOW(CHAPTER_TAGS, chapter_tags);
3177 SET_DO_SHOW(FORMAT_TAGS, format_tags);
3178 SET_DO_SHOW(FRAME_TAGS, frame_tags);
3179 SET_DO_SHOW(PROGRAM_TAGS, program_tags);
3180 SET_DO_SHOW(STREAM_TAGS, stream_tags);
3182 if (do_bitexact && (do_show_program_version || do_show_library_versions)) {
3183 av_log(NULL, AV_LOG_ERROR,
3184 "-bitexact and -show_program_version or -show_library_versions "
3185 "options are incompatible\n");
3186 ret = AVERROR(EINVAL);
3190 writer_register_all();
3193 print_format = av_strdup("default");
3194 if (!print_format) {
3195 ret = AVERROR(ENOMEM);
3198 w_name = av_strtok(print_format, "=", &buf);
3201 if (show_data_hash) {
3202 if ((ret = av_hash_alloc(&hash, show_data_hash)) < 0) {
3203 if (ret == AVERROR(EINVAL)) {
3205 av_log(NULL, AV_LOG_ERROR,
3206 "Unknown hash algorithm '%s'\nKnown algorithms:",
3208 for (i = 0; (n = av_hash_names(i)); i++)
3209 av_log(NULL, AV_LOG_ERROR, " %s", n);
3210 av_log(NULL, AV_LOG_ERROR, "\n");
3216 w = writer_get_by_name(w_name);
3218 av_log(NULL, AV_LOG_ERROR, "Unknown output format with name '%s'\n", w_name);
3219 ret = AVERROR(EINVAL);
3223 if ((ret = writer_open(&wctx, w, w_args,
3224 sections, FF_ARRAY_ELEMS(sections))) >= 0) {
3225 if (w == &xml_writer)
3226 wctx->string_validation_utf8_flags |= AV_UTF8_FLAG_EXCLUDE_XML_INVALID_CONTROL_CODES;
3228 writer_print_section_header(wctx, SECTION_ID_ROOT);
3230 if (do_show_program_version)
3231 ffprobe_show_program_version(wctx);
3232 if (do_show_library_versions)
3233 ffprobe_show_library_versions(wctx);
3234 if (do_show_pixel_formats)
3235 ffprobe_show_pixel_formats(wctx);
3237 if (!input_filename &&
3238 ((do_show_format || do_show_programs || do_show_streams || do_show_chapters || do_show_packets || do_show_error) ||
3239 (!do_show_program_version && !do_show_library_versions && !do_show_pixel_formats))) {
3241 av_log(NULL, AV_LOG_ERROR, "You have to specify one input file.\n");
3242 av_log(NULL, AV_LOG_ERROR, "Use -h to get full help or, even better, run 'man %s'.\n", program_name);
3243 ret = AVERROR(EINVAL);
3244 } else if (input_filename) {
3245 ret = probe_file(wctx, input_filename);
3246 if (ret < 0 && do_show_error)
3247 show_error(wctx, ret);
3250 writer_print_section_footer(wctx);
3251 writer_close(&wctx);
3255 av_freep(&print_format);
3256 av_freep(&read_intervals);
3257 av_hash_freep(&hash);
3260 for (i = 0; i < FF_ARRAY_ELEMS(sections); i++)
3261 av_dict_free(&(sections[i].entries_to_show));
3263 avformat_network_deinit();