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/stereo3d.h"
41 #include "libavutil/dict.h"
42 #include "libavutil/intreadwrite.h"
43 #include "libavutil/libm.h"
44 #include "libavutil/parseutils.h"
45 #include "libavutil/timecode.h"
46 #include "libavutil/timestamp.h"
47 #include "libavdevice/avdevice.h"
48 #include "libswscale/swscale.h"
49 #include "libswresample/swresample.h"
50 #include "libpostproc/postprocess.h"
53 typedef struct InputStream {
56 AVCodecContext *dec_ctx;
59 typedef struct InputFile {
60 AVFormatContext *fmt_ctx;
66 const char program_name[] = "ffprobe";
67 const int program_birth_year = 2007;
69 static int do_bitexact = 0;
70 static int do_count_frames = 0;
71 static int do_count_packets = 0;
72 static int do_read_frames = 0;
73 static int do_read_packets = 0;
74 static int do_show_chapters = 0;
75 static int do_show_error = 0;
76 static int do_show_format = 0;
77 static int do_show_frames = 0;
78 static int do_show_packets = 0;
79 static int do_show_programs = 0;
80 static int do_show_streams = 0;
81 static int do_show_stream_disposition = 0;
82 static int do_show_data = 0;
83 static int do_show_program_version = 0;
84 static int do_show_library_versions = 0;
85 static int do_show_pixel_formats = 0;
86 static int do_show_pixel_format_flags = 0;
87 static int do_show_pixel_format_components = 0;
89 static int do_show_chapter_tags = 0;
90 static int do_show_format_tags = 0;
91 static int do_show_frame_tags = 0;
92 static int do_show_program_tags = 0;
93 static int do_show_stream_tags = 0;
94 static int do_show_packet_tags = 0;
96 static int show_value_unit = 0;
97 static int use_value_prefix = 0;
98 static int use_byte_value_binary_prefix = 0;
99 static int use_value_sexagesimal_format = 0;
100 static int show_private_data = 1;
102 static char *print_format;
103 static char *stream_specifier;
104 static char *show_data_hash;
106 typedef struct ReadInterval {
107 int id; ///< identifier
108 int64_t start, end; ///< start, end in second/AV_TIME_BASE units
109 int has_start, has_end;
110 int start_is_offset, end_is_offset;
114 static ReadInterval *read_intervals;
115 static int read_intervals_nb = 0;
117 /* section structure definition */
119 #define SECTION_MAX_NB_CHILDREN 10
122 int id; ///< unique id identifying a section
125 #define SECTION_FLAG_IS_WRAPPER 1 ///< the section only contains other sections, but has no data at its own level
126 #define SECTION_FLAG_IS_ARRAY 2 ///< the section contains an array of elements of the same type
127 #define SECTION_FLAG_HAS_VARIABLE_FIELDS 4 ///< the section may contain a variable number of fields with variable keys.
128 /// For these sections the element_name field is mandatory.
130 int children_ids[SECTION_MAX_NB_CHILDREN+1]; ///< list of children section IDS, terminated by -1
131 const char *element_name; ///< name of the contained element, if provided
132 const char *unique_name; ///< unique section name, in case the name is ambiguous
133 AVDictionary *entries_to_show;
134 int show_all_entries;
138 SECTION_ID_NONE = -1,
140 SECTION_ID_CHAPTER_TAGS,
144 SECTION_ID_FORMAT_TAGS,
147 SECTION_ID_FRAME_TAGS,
148 SECTION_ID_FRAME_SIDE_DATA_LIST,
149 SECTION_ID_FRAME_SIDE_DATA,
150 SECTION_ID_LIBRARY_VERSION,
151 SECTION_ID_LIBRARY_VERSIONS,
153 SECTION_ID_PACKET_TAGS,
155 SECTION_ID_PACKETS_AND_FRAMES,
156 SECTION_ID_PACKET_SIDE_DATA_LIST,
157 SECTION_ID_PACKET_SIDE_DATA,
158 SECTION_ID_PIXEL_FORMAT,
159 SECTION_ID_PIXEL_FORMAT_FLAGS,
160 SECTION_ID_PIXEL_FORMAT_COMPONENT,
161 SECTION_ID_PIXEL_FORMAT_COMPONENTS,
162 SECTION_ID_PIXEL_FORMATS,
163 SECTION_ID_PROGRAM_STREAM_DISPOSITION,
164 SECTION_ID_PROGRAM_STREAM_TAGS,
166 SECTION_ID_PROGRAM_STREAMS,
167 SECTION_ID_PROGRAM_STREAM,
168 SECTION_ID_PROGRAM_TAGS,
169 SECTION_ID_PROGRAM_VERSION,
173 SECTION_ID_STREAM_DISPOSITION,
175 SECTION_ID_STREAM_TAGS,
176 SECTION_ID_STREAM_SIDE_DATA_LIST,
177 SECTION_ID_STREAM_SIDE_DATA,
181 static struct section sections[] = {
182 [SECTION_ID_CHAPTERS] = { SECTION_ID_CHAPTERS, "chapters", SECTION_FLAG_IS_ARRAY, { SECTION_ID_CHAPTER, -1 } },
183 [SECTION_ID_CHAPTER] = { SECTION_ID_CHAPTER, "chapter", 0, { SECTION_ID_CHAPTER_TAGS, -1 } },
184 [SECTION_ID_CHAPTER_TAGS] = { SECTION_ID_CHAPTER_TAGS, "tags", SECTION_FLAG_HAS_VARIABLE_FIELDS, { -1 }, .element_name = "tag", .unique_name = "chapter_tags" },
185 [SECTION_ID_ERROR] = { SECTION_ID_ERROR, "error", 0, { -1 } },
186 [SECTION_ID_FORMAT] = { SECTION_ID_FORMAT, "format", 0, { SECTION_ID_FORMAT_TAGS, -1 } },
187 [SECTION_ID_FORMAT_TAGS] = { SECTION_ID_FORMAT_TAGS, "tags", SECTION_FLAG_HAS_VARIABLE_FIELDS, { -1 }, .element_name = "tag", .unique_name = "format_tags" },
188 [SECTION_ID_FRAMES] = { SECTION_ID_FRAMES, "frames", SECTION_FLAG_IS_ARRAY, { SECTION_ID_FRAME, SECTION_ID_SUBTITLE, -1 } },
189 [SECTION_ID_FRAME] = { SECTION_ID_FRAME, "frame", 0, { SECTION_ID_FRAME_TAGS, SECTION_ID_FRAME_SIDE_DATA_LIST, -1 } },
190 [SECTION_ID_FRAME_TAGS] = { SECTION_ID_FRAME_TAGS, "tags", SECTION_FLAG_HAS_VARIABLE_FIELDS, { -1 }, .element_name = "tag", .unique_name = "frame_tags" },
191 [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 } },
192 [SECTION_ID_FRAME_SIDE_DATA] = { SECTION_ID_FRAME_SIDE_DATA, "side_data", 0, { -1 } },
193 [SECTION_ID_LIBRARY_VERSIONS] = { SECTION_ID_LIBRARY_VERSIONS, "library_versions", SECTION_FLAG_IS_ARRAY, { SECTION_ID_LIBRARY_VERSION, -1 } },
194 [SECTION_ID_LIBRARY_VERSION] = { SECTION_ID_LIBRARY_VERSION, "library_version", 0, { -1 } },
195 [SECTION_ID_PACKETS] = { SECTION_ID_PACKETS, "packets", SECTION_FLAG_IS_ARRAY, { SECTION_ID_PACKET, -1} },
196 [SECTION_ID_PACKETS_AND_FRAMES] = { SECTION_ID_PACKETS_AND_FRAMES, "packets_and_frames", SECTION_FLAG_IS_ARRAY, { SECTION_ID_PACKET, -1} },
197 [SECTION_ID_PACKET] = { SECTION_ID_PACKET, "packet", 0, { SECTION_ID_PACKET_TAGS, SECTION_ID_PACKET_SIDE_DATA_LIST, -1 } },
198 [SECTION_ID_PACKET_TAGS] = { SECTION_ID_PACKET_TAGS, "tags", SECTION_FLAG_HAS_VARIABLE_FIELDS, { -1 }, .element_name = "tag", .unique_name = "packet_tags" },
199 [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 } },
200 [SECTION_ID_PACKET_SIDE_DATA] = { SECTION_ID_PACKET_SIDE_DATA, "side_data", 0, { -1 } },
201 [SECTION_ID_PIXEL_FORMATS] = { SECTION_ID_PIXEL_FORMATS, "pixel_formats", SECTION_FLAG_IS_ARRAY, { SECTION_ID_PIXEL_FORMAT, -1 } },
202 [SECTION_ID_PIXEL_FORMAT] = { SECTION_ID_PIXEL_FORMAT, "pixel_format", 0, { SECTION_ID_PIXEL_FORMAT_FLAGS, SECTION_ID_PIXEL_FORMAT_COMPONENTS, -1 } },
203 [SECTION_ID_PIXEL_FORMAT_FLAGS] = { SECTION_ID_PIXEL_FORMAT_FLAGS, "flags", 0, { -1 }, .unique_name = "pixel_format_flags" },
204 [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" },
205 [SECTION_ID_PIXEL_FORMAT_COMPONENT] = { SECTION_ID_PIXEL_FORMAT_COMPONENT, "component", 0, { -1 } },
206 [SECTION_ID_PROGRAM_STREAM_DISPOSITION] = { SECTION_ID_PROGRAM_STREAM_DISPOSITION, "disposition", 0, { -1 }, .unique_name = "program_stream_disposition" },
207 [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" },
208 [SECTION_ID_PROGRAM] = { SECTION_ID_PROGRAM, "program", 0, { SECTION_ID_PROGRAM_TAGS, SECTION_ID_PROGRAM_STREAMS, -1 } },
209 [SECTION_ID_PROGRAM_STREAMS] = { SECTION_ID_PROGRAM_STREAMS, "streams", SECTION_FLAG_IS_ARRAY, { SECTION_ID_PROGRAM_STREAM, -1 }, .unique_name = "program_streams" },
210 [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" },
211 [SECTION_ID_PROGRAM_TAGS] = { SECTION_ID_PROGRAM_TAGS, "tags", SECTION_FLAG_HAS_VARIABLE_FIELDS, { -1 }, .element_name = "tag", .unique_name = "program_tags" },
212 [SECTION_ID_PROGRAM_VERSION] = { SECTION_ID_PROGRAM_VERSION, "program_version", 0, { -1 } },
213 [SECTION_ID_PROGRAMS] = { SECTION_ID_PROGRAMS, "programs", SECTION_FLAG_IS_ARRAY, { SECTION_ID_PROGRAM, -1 } },
214 [SECTION_ID_ROOT] = { SECTION_ID_ROOT, "root", SECTION_FLAG_IS_WRAPPER,
215 { SECTION_ID_CHAPTERS, SECTION_ID_FORMAT, SECTION_ID_FRAMES, SECTION_ID_PROGRAMS, SECTION_ID_STREAMS,
216 SECTION_ID_PACKETS, SECTION_ID_ERROR, SECTION_ID_PROGRAM_VERSION, SECTION_ID_LIBRARY_VERSIONS,
217 SECTION_ID_PIXEL_FORMATS, -1} },
218 [SECTION_ID_STREAMS] = { SECTION_ID_STREAMS, "streams", SECTION_FLAG_IS_ARRAY, { SECTION_ID_STREAM, -1 } },
219 [SECTION_ID_STREAM] = { SECTION_ID_STREAM, "stream", 0, { SECTION_ID_STREAM_DISPOSITION, SECTION_ID_STREAM_TAGS, SECTION_ID_STREAM_SIDE_DATA_LIST, -1 } },
220 [SECTION_ID_STREAM_DISPOSITION] = { SECTION_ID_STREAM_DISPOSITION, "disposition", 0, { -1 }, .unique_name = "stream_disposition" },
221 [SECTION_ID_STREAM_TAGS] = { SECTION_ID_STREAM_TAGS, "tags", SECTION_FLAG_HAS_VARIABLE_FIELDS, { -1 }, .element_name = "tag", .unique_name = "stream_tags" },
222 [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 } },
223 [SECTION_ID_STREAM_SIDE_DATA] = { SECTION_ID_STREAM_SIDE_DATA, "side_data", 0, { -1 } },
224 [SECTION_ID_SUBTITLE] = { SECTION_ID_SUBTITLE, "subtitle", 0, { -1 } },
227 static const OptionDef *options;
229 /* FFprobe context */
230 static const char *input_filename;
231 static AVInputFormat *iformat = NULL;
233 static struct AVHashContext *hash;
235 static const struct {
241 { 1.0, 1.0, "", "" },
242 { 1.024e3, 1e3, "Ki", "K" },
243 { 1.048576e6, 1e6, "Mi", "M" },
244 { 1.073741824e9, 1e9, "Gi", "G" },
245 { 1.099511627776e12, 1e12, "Ti", "T" },
246 { 1.125899906842624e15, 1e15, "Pi", "P" },
249 static const char unit_second_str[] = "s" ;
250 static const char unit_hertz_str[] = "Hz" ;
251 static const char unit_byte_str[] = "byte" ;
252 static const char unit_bit_per_second_str[] = "bit/s";
254 static int nb_streams;
255 static uint64_t *nb_streams_packets;
256 static uint64_t *nb_streams_frames;
257 static int *selected_streams;
259 static void ffprobe_cleanup(int ret)
262 for (i = 0; i < FF_ARRAY_ELEMS(sections); i++)
263 av_dict_free(&(sections[i].entries_to_show));
267 union { double d; long long int i; } val;
271 static char *value_string(char *buf, int buf_size, struct unit_value uv)
277 if (uv.unit == unit_second_str) {
281 vald = vali = uv.val.i;
284 if (uv.unit == unit_second_str && use_value_sexagesimal_format) {
288 mins = (int)secs / 60;
289 secs = secs - mins * 60;
292 snprintf(buf, buf_size, "%d:%02d:%09.6f", hours, mins, secs);
294 const char *prefix_string = "";
296 if (use_value_prefix && vald > 1) {
299 if (uv.unit == unit_byte_str && use_byte_value_binary_prefix) {
300 index = (long long int) (log2(vald)) / 10;
301 index = av_clip(index, 0, FF_ARRAY_ELEMS(si_prefixes) - 1);
302 vald /= si_prefixes[index].bin_val;
303 prefix_string = si_prefixes[index].bin_str;
305 index = (long long int) (log10(vald)) / 3;
306 index = av_clip(index, 0, FF_ARRAY_ELEMS(si_prefixes) - 1);
307 vald /= si_prefixes[index].dec_val;
308 prefix_string = si_prefixes[index].dec_str;
313 if (show_float || (use_value_prefix && vald != (long long int)vald))
314 snprintf(buf, buf_size, "%f", vald);
316 snprintf(buf, buf_size, "%lld", vali);
317 av_strlcatf(buf, buf_size, "%s%s%s", *prefix_string || show_value_unit ? " " : "",
318 prefix_string, show_value_unit ? uv.unit : "");
326 typedef struct WriterContext WriterContext;
328 #define WRITER_FLAG_DISPLAY_OPTIONAL_FIELDS 1
329 #define WRITER_FLAG_PUT_PACKETS_AND_FRAMES_IN_SAME_CHAPTER 2
332 WRITER_STRING_VALIDATION_FAIL,
333 WRITER_STRING_VALIDATION_REPLACE,
334 WRITER_STRING_VALIDATION_IGNORE,
335 WRITER_STRING_VALIDATION_NB
338 typedef struct Writer {
339 const AVClass *priv_class; ///< private class of the writer, if any
340 int priv_size; ///< private size for the writer context
343 int (*init) (WriterContext *wctx);
344 void (*uninit)(WriterContext *wctx);
346 void (*print_section_header)(WriterContext *wctx);
347 void (*print_section_footer)(WriterContext *wctx);
348 void (*print_integer) (WriterContext *wctx, const char *, long long int);
349 void (*print_rational) (WriterContext *wctx, AVRational *q, char *sep);
350 void (*print_string) (WriterContext *wctx, const char *, const char *);
351 int flags; ///< a combination or WRITER_FLAG_*
354 #define SECTION_MAX_NB_LEVELS 10
356 struct WriterContext {
357 const AVClass *class; ///< class of the writer
358 const Writer *writer; ///< the Writer of which this is an instance
359 char *name; ///< name of this writer instance
360 void *priv; ///< private data for use by the filter
362 const struct section *sections; ///< array containing all sections
363 int nb_sections; ///< number of sections
365 int level; ///< current level, starting from 0
367 /** number of the item printed in the given section, starting from 0 */
368 unsigned int nb_item[SECTION_MAX_NB_LEVELS];
370 /** section per each level */
371 const struct section *section[SECTION_MAX_NB_LEVELS];
372 AVBPrint section_pbuf[SECTION_MAX_NB_LEVELS]; ///< generic print buffer dedicated to each section,
373 /// used by various writers
375 unsigned int nb_section_packet; ///< number of the packet section in case we are in "packets_and_frames" section
376 unsigned int nb_section_frame; ///< number of the frame section in case we are in "packets_and_frames" section
377 unsigned int nb_section_packet_frame; ///< nb_section_packet or nb_section_frame according if is_packets_and_frames
379 int string_validation;
380 char *string_validation_replacement;
381 unsigned int string_validation_utf8_flags;
384 static const char *writer_get_name(void *p)
386 WriterContext *wctx = p;
387 return wctx->writer->name;
390 #define OFFSET(x) offsetof(WriterContext, x)
392 static const AVOption writer_options[] = {
393 { "string_validation", "set string validation mode",
394 OFFSET(string_validation), AV_OPT_TYPE_INT, {.i64=WRITER_STRING_VALIDATION_REPLACE}, 0, WRITER_STRING_VALIDATION_NB-1, .unit = "sv" },
395 { "sv", "set string validation mode",
396 OFFSET(string_validation), AV_OPT_TYPE_INT, {.i64=WRITER_STRING_VALIDATION_REPLACE}, 0, WRITER_STRING_VALIDATION_NB-1, .unit = "sv" },
397 { "ignore", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = WRITER_STRING_VALIDATION_IGNORE}, .unit = "sv" },
398 { "replace", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = WRITER_STRING_VALIDATION_REPLACE}, .unit = "sv" },
399 { "fail", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = WRITER_STRING_VALIDATION_FAIL}, .unit = "sv" },
400 { "string_validation_replacement", "set string validation replacement string", OFFSET(string_validation_replacement), AV_OPT_TYPE_STRING, {.str=""}},
401 { "svr", "set string validation replacement string", OFFSET(string_validation_replacement), AV_OPT_TYPE_STRING, {.str="\xEF\xBF\xBD"}},
405 static void *writer_child_next(void *obj, void *prev)
407 WriterContext *ctx = obj;
408 if (!prev && ctx->writer && ctx->writer->priv_class && ctx->priv)
413 static const AVClass writer_class = {
414 .class_name = "Writer",
415 .item_name = writer_get_name,
416 .option = writer_options,
417 .version = LIBAVUTIL_VERSION_INT,
418 .child_next = writer_child_next,
421 static void writer_close(WriterContext **wctx)
428 if ((*wctx)->writer->uninit)
429 (*wctx)->writer->uninit(*wctx);
430 for (i = 0; i < SECTION_MAX_NB_LEVELS; i++)
431 av_bprint_finalize(&(*wctx)->section_pbuf[i], NULL);
432 if ((*wctx)->writer->priv_class)
433 av_opt_free((*wctx)->priv);
434 av_freep(&((*wctx)->priv));
439 static void bprint_bytes(AVBPrint *bp, const uint8_t *ubuf, size_t ubuf_size)
442 av_bprintf(bp, "0X");
443 for (i = 0; i < ubuf_size; i++)
444 av_bprintf(bp, "%02X", ubuf[i]);
448 static int writer_open(WriterContext **wctx, const Writer *writer, const char *args,
449 const struct section *sections, int nb_sections)
453 if (!(*wctx = av_mallocz(sizeof(WriterContext)))) {
454 ret = AVERROR(ENOMEM);
458 if (!((*wctx)->priv = av_mallocz(writer->priv_size))) {
459 ret = AVERROR(ENOMEM);
463 (*wctx)->class = &writer_class;
464 (*wctx)->writer = writer;
466 (*wctx)->sections = sections;
467 (*wctx)->nb_sections = nb_sections;
469 av_opt_set_defaults(*wctx);
471 if (writer->priv_class) {
472 void *priv_ctx = (*wctx)->priv;
473 *((const AVClass **)priv_ctx) = writer->priv_class;
474 av_opt_set_defaults(priv_ctx);
477 /* convert options to dictionary */
479 AVDictionary *opts = NULL;
480 AVDictionaryEntry *opt = NULL;
482 if ((ret = av_dict_parse_string(&opts, args, "=", ":", 0)) < 0) {
483 av_log(*wctx, AV_LOG_ERROR, "Failed to parse option string '%s' provided to writer context\n", args);
488 while ((opt = av_dict_get(opts, "", opt, AV_DICT_IGNORE_SUFFIX))) {
489 if ((ret = av_opt_set(*wctx, opt->key, opt->value, AV_OPT_SEARCH_CHILDREN)) < 0) {
490 av_log(*wctx, AV_LOG_ERROR, "Failed to set option '%s' with value '%s' provided to writer context\n",
491 opt->key, opt->value);
500 /* validate replace string */
502 const uint8_t *p = (*wctx)->string_validation_replacement;
503 const uint8_t *endp = p + strlen(p);
505 const uint8_t *p0 = p;
507 ret = av_utf8_decode(&code, &p, endp, (*wctx)->string_validation_utf8_flags);
510 av_bprint_init(&bp, 0, AV_BPRINT_SIZE_AUTOMATIC);
511 bprint_bytes(&bp, p0, p-p0),
512 av_log(wctx, AV_LOG_ERROR,
513 "Invalid UTF8 sequence %s found in string validation replace '%s'\n",
514 bp.str, (*wctx)->string_validation_replacement);
520 for (i = 0; i < SECTION_MAX_NB_LEVELS; i++)
521 av_bprint_init(&(*wctx)->section_pbuf[i], 1, AV_BPRINT_SIZE_UNLIMITED);
523 if ((*wctx)->writer->init)
524 ret = (*wctx)->writer->init(*wctx);
535 static inline void writer_print_section_header(WriterContext *wctx,
538 int parent_section_id;
540 av_assert0(wctx->level < SECTION_MAX_NB_LEVELS);
541 parent_section_id = wctx->level ?
542 (wctx->section[wctx->level-1])->id : SECTION_ID_NONE;
544 wctx->nb_item[wctx->level] = 0;
545 wctx->section[wctx->level] = &wctx->sections[section_id];
547 if (section_id == SECTION_ID_PACKETS_AND_FRAMES) {
548 wctx->nb_section_packet = wctx->nb_section_frame =
549 wctx->nb_section_packet_frame = 0;
550 } else if (parent_section_id == SECTION_ID_PACKETS_AND_FRAMES) {
551 wctx->nb_section_packet_frame = section_id == SECTION_ID_PACKET ?
552 wctx->nb_section_packet : wctx->nb_section_frame;
555 if (wctx->writer->print_section_header)
556 wctx->writer->print_section_header(wctx);
559 static inline void writer_print_section_footer(WriterContext *wctx)
561 int section_id = wctx->section[wctx->level]->id;
562 int parent_section_id = wctx->level ?
563 wctx->section[wctx->level-1]->id : SECTION_ID_NONE;
565 if (parent_section_id != SECTION_ID_NONE)
566 wctx->nb_item[wctx->level-1]++;
567 if (parent_section_id == SECTION_ID_PACKETS_AND_FRAMES) {
568 if (section_id == SECTION_ID_PACKET) wctx->nb_section_packet++;
569 else wctx->nb_section_frame++;
571 if (wctx->writer->print_section_footer)
572 wctx->writer->print_section_footer(wctx);
576 static inline void writer_print_integer(WriterContext *wctx,
577 const char *key, long long int val)
579 const struct section *section = wctx->section[wctx->level];
581 if (section->show_all_entries || av_dict_get(section->entries_to_show, key, NULL, 0)) {
582 wctx->writer->print_integer(wctx, key, val);
583 wctx->nb_item[wctx->level]++;
587 static inline int validate_string(WriterContext *wctx, char **dstp, const char *src)
589 const uint8_t *p, *endp;
591 int invalid_chars_nb = 0, ret = 0;
593 av_bprint_init(&dstbuf, 0, AV_BPRINT_SIZE_UNLIMITED);
595 endp = src + strlen(src);
596 for (p = (uint8_t *)src; *p;) {
599 const uint8_t *p0 = p;
601 if (av_utf8_decode(&code, &p, endp, wctx->string_validation_utf8_flags) < 0) {
603 av_bprint_init(&bp, 0, AV_BPRINT_SIZE_AUTOMATIC);
604 bprint_bytes(&bp, p0, p-p0);
605 av_log(wctx, AV_LOG_DEBUG,
606 "Invalid UTF-8 sequence %s found in string '%s'\n", bp.str, src);
613 switch (wctx->string_validation) {
614 case WRITER_STRING_VALIDATION_FAIL:
615 av_log(wctx, AV_LOG_ERROR,
616 "Invalid UTF-8 sequence found in string '%s'\n", src);
617 ret = AVERROR_INVALIDDATA;
621 case WRITER_STRING_VALIDATION_REPLACE:
622 av_bprintf(&dstbuf, "%s", wctx->string_validation_replacement);
627 if (!invalid || wctx->string_validation == WRITER_STRING_VALIDATION_IGNORE)
628 av_bprint_append_data(&dstbuf, p0, p-p0);
631 if (invalid_chars_nb && wctx->string_validation == WRITER_STRING_VALIDATION_REPLACE) {
632 av_log(wctx, AV_LOG_WARNING,
633 "%d invalid UTF-8 sequence(s) found in string '%s', replaced with '%s'\n",
634 invalid_chars_nb, src, wctx->string_validation_replacement);
638 av_bprint_finalize(&dstbuf, dstp);
642 #define PRINT_STRING_OPT 1
643 #define PRINT_STRING_VALIDATE 2
645 static inline int writer_print_string(WriterContext *wctx,
646 const char *key, const char *val, int flags)
648 const struct section *section = wctx->section[wctx->level];
651 if ((flags & PRINT_STRING_OPT)
652 && !(wctx->writer->flags & WRITER_FLAG_DISPLAY_OPTIONAL_FIELDS))
655 if (section->show_all_entries || av_dict_get(section->entries_to_show, key, NULL, 0)) {
656 if (flags & PRINT_STRING_VALIDATE) {
657 char *key1 = NULL, *val1 = NULL;
658 ret = validate_string(wctx, &key1, key);
659 if (ret < 0) goto end;
660 ret = validate_string(wctx, &val1, val);
661 if (ret < 0) goto end;
662 wctx->writer->print_string(wctx, key1, val1);
665 av_log(wctx, AV_LOG_ERROR,
666 "Invalid key=value string combination %s=%s in section %s\n",
667 key, val, section->unique_name);
672 wctx->writer->print_string(wctx, key, val);
675 wctx->nb_item[wctx->level]++;
681 static inline void writer_print_rational(WriterContext *wctx,
682 const char *key, AVRational q, char sep)
685 av_bprint_init(&buf, 0, AV_BPRINT_SIZE_AUTOMATIC);
686 av_bprintf(&buf, "%d%c%d", q.num, sep, q.den);
687 writer_print_string(wctx, key, buf.str, 0);
690 static void writer_print_time(WriterContext *wctx, const char *key,
691 int64_t ts, const AVRational *time_base, int is_duration)
695 if ((!is_duration && ts == AV_NOPTS_VALUE) || (is_duration && ts == 0)) {
696 writer_print_string(wctx, key, "N/A", PRINT_STRING_OPT);
698 double d = ts * av_q2d(*time_base);
699 struct unit_value uv;
701 uv.unit = unit_second_str;
702 value_string(buf, sizeof(buf), uv);
703 writer_print_string(wctx, key, buf, 0);
707 static void writer_print_ts(WriterContext *wctx, const char *key, int64_t ts, int is_duration)
709 if ((!is_duration && ts == AV_NOPTS_VALUE) || (is_duration && ts == 0)) {
710 writer_print_string(wctx, key, "N/A", PRINT_STRING_OPT);
712 writer_print_integer(wctx, key, ts);
716 static void writer_print_data(WriterContext *wctx, const char *name,
717 uint8_t *data, int size)
720 int offset = 0, l, i;
722 av_bprint_init(&bp, 0, AV_BPRINT_SIZE_UNLIMITED);
723 av_bprintf(&bp, "\n");
725 av_bprintf(&bp, "%08x: ", offset);
727 for (i = 0; i < l; i++) {
728 av_bprintf(&bp, "%02x", data[i]);
730 av_bprintf(&bp, " ");
732 av_bprint_chars(&bp, ' ', 41 - 2 * i - i / 2);
733 for (i = 0; i < l; i++)
734 av_bprint_chars(&bp, data[i] - 32U < 95 ? data[i] : '.', 1);
735 av_bprintf(&bp, "\n");
740 writer_print_string(wctx, name, bp.str, 0);
741 av_bprint_finalize(&bp, NULL);
744 static void writer_print_data_hash(WriterContext *wctx, const char *name,
745 uint8_t *data, int size)
747 char *p, buf[AV_HASH_MAX_SIZE * 2 + 64] = { 0 };
752 av_hash_update(hash, data, size);
753 snprintf(buf, sizeof(buf), "%s:", av_hash_get_name(hash));
754 p = buf + strlen(buf);
755 av_hash_final_hex(hash, p, buf + sizeof(buf) - p);
756 writer_print_string(wctx, name, buf, 0);
759 static void writer_print_integers(WriterContext *wctx, const char *name,
760 uint8_t *data, int size, const char *format,
761 int columns, int bytes, int offset_add)
764 int offset = 0, l, i;
766 av_bprint_init(&bp, 0, AV_BPRINT_SIZE_UNLIMITED);
767 av_bprintf(&bp, "\n");
769 av_bprintf(&bp, "%08x: ", offset);
770 l = FFMIN(size, columns);
771 for (i = 0; i < l; i++) {
772 if (bytes == 1) av_bprintf(&bp, format, *data);
773 else if (bytes == 2) av_bprintf(&bp, format, AV_RN16(data));
774 else if (bytes == 4) av_bprintf(&bp, format, AV_RN32(data));
778 av_bprintf(&bp, "\n");
779 offset += offset_add;
781 writer_print_string(wctx, name, bp.str, 0);
782 av_bprint_finalize(&bp, NULL);
785 #define MAX_REGISTERED_WRITERS_NB 64
787 static const Writer *registered_writers[MAX_REGISTERED_WRITERS_NB + 1];
789 static int writer_register(const Writer *writer)
791 static int next_registered_writer_idx = 0;
793 if (next_registered_writer_idx == MAX_REGISTERED_WRITERS_NB)
794 return AVERROR(ENOMEM);
796 registered_writers[next_registered_writer_idx++] = writer;
800 static const Writer *writer_get_by_name(const char *name)
804 for (i = 0; registered_writers[i]; i++)
805 if (!strcmp(registered_writers[i]->name, name))
806 return registered_writers[i];
814 #define DEFINE_WRITER_CLASS(name) \
815 static const char *name##_get_name(void *ctx) \
819 static const AVClass name##_class = { \
820 .class_name = #name, \
821 .item_name = name##_get_name, \
822 .option = name##_options \
827 typedef struct DefaultContext {
828 const AVClass *class;
830 int noprint_wrappers;
831 int nested_section[SECTION_MAX_NB_LEVELS];
835 #define OFFSET(x) offsetof(DefaultContext, x)
837 static const AVOption default_options[] = {
838 { "noprint_wrappers", "do not print headers and footers", OFFSET(noprint_wrappers), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
839 { "nw", "do not print headers and footers", OFFSET(noprint_wrappers), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
840 { "nokey", "force no key printing", OFFSET(nokey), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
841 { "nk", "force no key printing", OFFSET(nokey), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
845 DEFINE_WRITER_CLASS(default);
847 /* lame uppercasing routine, assumes the string is lower case ASCII */
848 static inline char *upcase_string(char *dst, size_t dst_size, const char *src)
851 for (i = 0; src[i] && i < dst_size-1; i++)
852 dst[i] = av_toupper(src[i]);
857 static void default_print_section_header(WriterContext *wctx)
859 DefaultContext *def = wctx->priv;
861 const struct section *section = wctx->section[wctx->level];
862 const struct section *parent_section = wctx->level ?
863 wctx->section[wctx->level-1] : NULL;
865 av_bprint_clear(&wctx->section_pbuf[wctx->level]);
866 if (parent_section &&
867 !(parent_section->flags & (SECTION_FLAG_IS_WRAPPER|SECTION_FLAG_IS_ARRAY))) {
868 def->nested_section[wctx->level] = 1;
869 av_bprintf(&wctx->section_pbuf[wctx->level], "%s%s:",
870 wctx->section_pbuf[wctx->level-1].str,
871 upcase_string(buf, sizeof(buf),
872 av_x_if_null(section->element_name, section->name)));
875 if (def->noprint_wrappers || def->nested_section[wctx->level])
878 if (!(section->flags & (SECTION_FLAG_IS_WRAPPER|SECTION_FLAG_IS_ARRAY)))
879 printf("[%s]\n", upcase_string(buf, sizeof(buf), section->name));
882 static void default_print_section_footer(WriterContext *wctx)
884 DefaultContext *def = wctx->priv;
885 const struct section *section = wctx->section[wctx->level];
888 if (def->noprint_wrappers || def->nested_section[wctx->level])
891 if (!(section->flags & (SECTION_FLAG_IS_WRAPPER|SECTION_FLAG_IS_ARRAY)))
892 printf("[/%s]\n", upcase_string(buf, sizeof(buf), section->name));
895 static void default_print_str(WriterContext *wctx, const char *key, const char *value)
897 DefaultContext *def = wctx->priv;
900 printf("%s%s=", wctx->section_pbuf[wctx->level].str, key);
901 printf("%s\n", value);
904 static void default_print_int(WriterContext *wctx, const char *key, long long int value)
906 DefaultContext *def = wctx->priv;
909 printf("%s%s=", wctx->section_pbuf[wctx->level].str, key);
910 printf("%lld\n", value);
913 static const Writer default_writer = {
915 .priv_size = sizeof(DefaultContext),
916 .print_section_header = default_print_section_header,
917 .print_section_footer = default_print_section_footer,
918 .print_integer = default_print_int,
919 .print_string = default_print_str,
920 .flags = WRITER_FLAG_DISPLAY_OPTIONAL_FIELDS,
921 .priv_class = &default_class,
927 * Apply C-language-like string escaping.
929 static const char *c_escape_str(AVBPrint *dst, const char *src, const char sep, void *log_ctx)
933 for (p = src; *p; p++) {
935 case '\b': av_bprintf(dst, "%s", "\\b"); break;
936 case '\f': av_bprintf(dst, "%s", "\\f"); break;
937 case '\n': av_bprintf(dst, "%s", "\\n"); break;
938 case '\r': av_bprintf(dst, "%s", "\\r"); break;
939 case '\\': av_bprintf(dst, "%s", "\\\\"); break;
942 av_bprint_chars(dst, '\\', 1);
943 av_bprint_chars(dst, *p, 1);
950 * Quote fields containing special characters, check RFC4180.
952 static const char *csv_escape_str(AVBPrint *dst, const char *src, const char sep, void *log_ctx)
954 char meta_chars[] = { sep, '"', '\n', '\r', '\0' };
955 int needs_quoting = !!src[strcspn(src, meta_chars)];
958 av_bprint_chars(dst, '"', 1);
960 for (; *src; src++) {
962 av_bprint_chars(dst, '"', 1);
963 av_bprint_chars(dst, *src, 1);
966 av_bprint_chars(dst, '"', 1);
970 static const char *none_escape_str(AVBPrint *dst, const char *src, const char sep, void *log_ctx)
975 typedef struct CompactContext {
976 const AVClass *class;
981 char *escape_mode_str;
982 const char * (*escape_str)(AVBPrint *dst, const char *src, const char sep, void *log_ctx);
983 int nested_section[SECTION_MAX_NB_LEVELS];
984 int has_nested_elems[SECTION_MAX_NB_LEVELS];
985 int terminate_line[SECTION_MAX_NB_LEVELS];
989 #define OFFSET(x) offsetof(CompactContext, x)
991 static const AVOption compact_options[]= {
992 {"item_sep", "set item separator", OFFSET(item_sep_str), AV_OPT_TYPE_STRING, {.str="|"}, CHAR_MIN, CHAR_MAX },
993 {"s", "set item separator", OFFSET(item_sep_str), AV_OPT_TYPE_STRING, {.str="|"}, CHAR_MIN, CHAR_MAX },
994 {"nokey", "force no key printing", OFFSET(nokey), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
995 {"nk", "force no key printing", OFFSET(nokey), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
996 {"escape", "set escape mode", OFFSET(escape_mode_str), AV_OPT_TYPE_STRING, {.str="c"}, CHAR_MIN, CHAR_MAX },
997 {"e", "set escape mode", OFFSET(escape_mode_str), AV_OPT_TYPE_STRING, {.str="c"}, CHAR_MIN, CHAR_MAX },
998 {"print_section", "print section name", OFFSET(print_section), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
999 {"p", "print section name", OFFSET(print_section), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1003 DEFINE_WRITER_CLASS(compact);
1005 static av_cold int compact_init(WriterContext *wctx)
1007 CompactContext *compact = wctx->priv;
1009 if (strlen(compact->item_sep_str) != 1) {
1010 av_log(wctx, AV_LOG_ERROR, "Item separator '%s' specified, but must contain a single character\n",
1011 compact->item_sep_str);
1012 return AVERROR(EINVAL);
1014 compact->item_sep = compact->item_sep_str[0];
1016 if (!strcmp(compact->escape_mode_str, "none")) compact->escape_str = none_escape_str;
1017 else if (!strcmp(compact->escape_mode_str, "c" )) compact->escape_str = c_escape_str;
1018 else if (!strcmp(compact->escape_mode_str, "csv" )) compact->escape_str = csv_escape_str;
1020 av_log(wctx, AV_LOG_ERROR, "Unknown escape mode '%s'\n", compact->escape_mode_str);
1021 return AVERROR(EINVAL);
1027 static void compact_print_section_header(WriterContext *wctx)
1029 CompactContext *compact = wctx->priv;
1030 const struct section *section = wctx->section[wctx->level];
1031 const struct section *parent_section = wctx->level ?
1032 wctx->section[wctx->level-1] : NULL;
1033 compact->terminate_line[wctx->level] = 1;
1034 compact->has_nested_elems[wctx->level] = 0;
1036 av_bprint_clear(&wctx->section_pbuf[wctx->level]);
1037 if (!(section->flags & SECTION_FLAG_IS_ARRAY) && parent_section &&
1038 !(parent_section->flags & (SECTION_FLAG_IS_WRAPPER|SECTION_FLAG_IS_ARRAY))) {
1039 compact->nested_section[wctx->level] = 1;
1040 compact->has_nested_elems[wctx->level-1] = 1;
1041 av_bprintf(&wctx->section_pbuf[wctx->level], "%s%s:",
1042 wctx->section_pbuf[wctx->level-1].str,
1043 (char *)av_x_if_null(section->element_name, section->name));
1044 wctx->nb_item[wctx->level] = wctx->nb_item[wctx->level-1];
1046 if (parent_section && compact->has_nested_elems[wctx->level-1] &&
1047 (section->flags & SECTION_FLAG_IS_ARRAY)) {
1048 compact->terminate_line[wctx->level-1] = 0;
1051 if (compact->print_section &&
1052 !(section->flags & (SECTION_FLAG_IS_WRAPPER|SECTION_FLAG_IS_ARRAY)))
1053 printf("%s%c", section->name, compact->item_sep);
1057 static void compact_print_section_footer(WriterContext *wctx)
1059 CompactContext *compact = wctx->priv;
1061 if (!compact->nested_section[wctx->level] &&
1062 compact->terminate_line[wctx->level] &&
1063 !(wctx->section[wctx->level]->flags & (SECTION_FLAG_IS_WRAPPER|SECTION_FLAG_IS_ARRAY)))
1067 static void compact_print_str(WriterContext *wctx, const char *key, const char *value)
1069 CompactContext *compact = wctx->priv;
1072 if (wctx->nb_item[wctx->level]) printf("%c", compact->item_sep);
1073 if (!compact->nokey)
1074 printf("%s%s=", wctx->section_pbuf[wctx->level].str, key);
1075 av_bprint_init(&buf, 1, AV_BPRINT_SIZE_UNLIMITED);
1076 printf("%s", compact->escape_str(&buf, value, compact->item_sep, wctx));
1077 av_bprint_finalize(&buf, NULL);
1080 static void compact_print_int(WriterContext *wctx, const char *key, long long int value)
1082 CompactContext *compact = wctx->priv;
1084 if (wctx->nb_item[wctx->level]) printf("%c", compact->item_sep);
1085 if (!compact->nokey)
1086 printf("%s%s=", wctx->section_pbuf[wctx->level].str, key);
1087 printf("%lld", value);
1090 static const Writer compact_writer = {
1092 .priv_size = sizeof(CompactContext),
1093 .init = compact_init,
1094 .print_section_header = compact_print_section_header,
1095 .print_section_footer = compact_print_section_footer,
1096 .print_integer = compact_print_int,
1097 .print_string = compact_print_str,
1098 .flags = WRITER_FLAG_DISPLAY_OPTIONAL_FIELDS,
1099 .priv_class = &compact_class,
1105 #define OFFSET(x) offsetof(CompactContext, x)
1107 static const AVOption csv_options[] = {
1108 {"item_sep", "set item separator", OFFSET(item_sep_str), AV_OPT_TYPE_STRING, {.str=","}, CHAR_MIN, CHAR_MAX },
1109 {"s", "set item separator", OFFSET(item_sep_str), AV_OPT_TYPE_STRING, {.str=","}, CHAR_MIN, CHAR_MAX },
1110 {"nokey", "force no key printing", OFFSET(nokey), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1111 {"nk", "force no key printing", OFFSET(nokey), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1112 {"escape", "set escape mode", OFFSET(escape_mode_str), AV_OPT_TYPE_STRING, {.str="csv"}, CHAR_MIN, CHAR_MAX },
1113 {"e", "set escape mode", OFFSET(escape_mode_str), AV_OPT_TYPE_STRING, {.str="csv"}, CHAR_MIN, CHAR_MAX },
1114 {"print_section", "print section name", OFFSET(print_section), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1115 {"p", "print section name", OFFSET(print_section), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1119 DEFINE_WRITER_CLASS(csv);
1121 static const Writer csv_writer = {
1123 .priv_size = sizeof(CompactContext),
1124 .init = compact_init,
1125 .print_section_header = compact_print_section_header,
1126 .print_section_footer = compact_print_section_footer,
1127 .print_integer = compact_print_int,
1128 .print_string = compact_print_str,
1129 .flags = WRITER_FLAG_DISPLAY_OPTIONAL_FIELDS,
1130 .priv_class = &csv_class,
1135 typedef struct FlatContext {
1136 const AVClass *class;
1137 const char *sep_str;
1143 #define OFFSET(x) offsetof(FlatContext, x)
1145 static const AVOption flat_options[]= {
1146 {"sep_char", "set separator", OFFSET(sep_str), AV_OPT_TYPE_STRING, {.str="."}, CHAR_MIN, CHAR_MAX },
1147 {"s", "set separator", OFFSET(sep_str), AV_OPT_TYPE_STRING, {.str="."}, CHAR_MIN, CHAR_MAX },
1148 {"hierarchical", "specify if the section specification should be hierarchical", OFFSET(hierarchical), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1149 {"h", "specify if the section specification should be hierarchical", OFFSET(hierarchical), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1153 DEFINE_WRITER_CLASS(flat);
1155 static av_cold int flat_init(WriterContext *wctx)
1157 FlatContext *flat = wctx->priv;
1159 if (strlen(flat->sep_str) != 1) {
1160 av_log(wctx, AV_LOG_ERROR, "Item separator '%s' specified, but must contain a single character\n",
1162 return AVERROR(EINVAL);
1164 flat->sep = flat->sep_str[0];
1169 static const char *flat_escape_key_str(AVBPrint *dst, const char *src, const char sep)
1173 for (p = src; *p; p++) {
1174 if (!((*p >= '0' && *p <= '9') ||
1175 (*p >= 'a' && *p <= 'z') ||
1176 (*p >= 'A' && *p <= 'Z')))
1177 av_bprint_chars(dst, '_', 1);
1179 av_bprint_chars(dst, *p, 1);
1184 static const char *flat_escape_value_str(AVBPrint *dst, const char *src)
1188 for (p = src; *p; p++) {
1190 case '\n': av_bprintf(dst, "%s", "\\n"); break;
1191 case '\r': av_bprintf(dst, "%s", "\\r"); break;
1192 case '\\': av_bprintf(dst, "%s", "\\\\"); break;
1193 case '"': av_bprintf(dst, "%s", "\\\""); break;
1194 case '`': av_bprintf(dst, "%s", "\\`"); break;
1195 case '$': av_bprintf(dst, "%s", "\\$"); break;
1196 default: av_bprint_chars(dst, *p, 1); break;
1202 static void flat_print_section_header(WriterContext *wctx)
1204 FlatContext *flat = wctx->priv;
1205 AVBPrint *buf = &wctx->section_pbuf[wctx->level];
1206 const struct section *section = wctx->section[wctx->level];
1207 const struct section *parent_section = wctx->level ?
1208 wctx->section[wctx->level-1] : NULL;
1210 /* build section header */
1211 av_bprint_clear(buf);
1212 if (!parent_section)
1214 av_bprintf(buf, "%s", wctx->section_pbuf[wctx->level-1].str);
1216 if (flat->hierarchical ||
1217 !(section->flags & (SECTION_FLAG_IS_ARRAY|SECTION_FLAG_IS_WRAPPER))) {
1218 av_bprintf(buf, "%s%s", wctx->section[wctx->level]->name, flat->sep_str);
1220 if (parent_section->flags & SECTION_FLAG_IS_ARRAY) {
1221 int n = parent_section->id == SECTION_ID_PACKETS_AND_FRAMES ?
1222 wctx->nb_section_packet_frame : wctx->nb_item[wctx->level-1];
1223 av_bprintf(buf, "%d%s", n, flat->sep_str);
1228 static void flat_print_int(WriterContext *wctx, const char *key, long long int value)
1230 printf("%s%s=%lld\n", wctx->section_pbuf[wctx->level].str, key, value);
1233 static void flat_print_str(WriterContext *wctx, const char *key, const char *value)
1235 FlatContext *flat = wctx->priv;
1238 printf("%s", wctx->section_pbuf[wctx->level].str);
1239 av_bprint_init(&buf, 1, AV_BPRINT_SIZE_UNLIMITED);
1240 printf("%s=", flat_escape_key_str(&buf, key, flat->sep));
1241 av_bprint_clear(&buf);
1242 printf("\"%s\"\n", flat_escape_value_str(&buf, value));
1243 av_bprint_finalize(&buf, NULL);
1246 static const Writer flat_writer = {
1248 .priv_size = sizeof(FlatContext),
1250 .print_section_header = flat_print_section_header,
1251 .print_integer = flat_print_int,
1252 .print_string = flat_print_str,
1253 .flags = WRITER_FLAG_DISPLAY_OPTIONAL_FIELDS|WRITER_FLAG_PUT_PACKETS_AND_FRAMES_IN_SAME_CHAPTER,
1254 .priv_class = &flat_class,
1257 /* INI format output */
1259 typedef struct INIContext {
1260 const AVClass *class;
1265 #define OFFSET(x) offsetof(INIContext, x)
1267 static const AVOption ini_options[] = {
1268 {"hierarchical", "specify if the section specification should be hierarchical", OFFSET(hierarchical), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1269 {"h", "specify if the section specification should be hierarchical", OFFSET(hierarchical), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1273 DEFINE_WRITER_CLASS(ini);
1275 static char *ini_escape_str(AVBPrint *dst, const char *src)
1280 while (c = src[i++]) {
1282 case '\b': av_bprintf(dst, "%s", "\\b"); break;
1283 case '\f': av_bprintf(dst, "%s", "\\f"); break;
1284 case '\n': av_bprintf(dst, "%s", "\\n"); break;
1285 case '\r': av_bprintf(dst, "%s", "\\r"); break;
1286 case '\t': av_bprintf(dst, "%s", "\\t"); break;
1290 case ':' : av_bprint_chars(dst, '\\', 1);
1292 if ((unsigned char)c < 32)
1293 av_bprintf(dst, "\\x00%02x", c & 0xff);
1295 av_bprint_chars(dst, c, 1);
1302 static void ini_print_section_header(WriterContext *wctx)
1304 INIContext *ini = wctx->priv;
1305 AVBPrint *buf = &wctx->section_pbuf[wctx->level];
1306 const struct section *section = wctx->section[wctx->level];
1307 const struct section *parent_section = wctx->level ?
1308 wctx->section[wctx->level-1] : NULL;
1310 av_bprint_clear(buf);
1311 if (!parent_section) {
1312 printf("# ffprobe output\n\n");
1316 if (wctx->nb_item[wctx->level-1])
1319 av_bprintf(buf, "%s", wctx->section_pbuf[wctx->level-1].str);
1320 if (ini->hierarchical ||
1321 !(section->flags & (SECTION_FLAG_IS_ARRAY|SECTION_FLAG_IS_WRAPPER))) {
1322 av_bprintf(buf, "%s%s", buf->str[0] ? "." : "", wctx->section[wctx->level]->name);
1324 if (parent_section->flags & SECTION_FLAG_IS_ARRAY) {
1325 int n = parent_section->id == SECTION_ID_PACKETS_AND_FRAMES ?
1326 wctx->nb_section_packet_frame : wctx->nb_item[wctx->level-1];
1327 av_bprintf(buf, ".%d", n);
1331 if (!(section->flags & (SECTION_FLAG_IS_ARRAY|SECTION_FLAG_IS_WRAPPER)))
1332 printf("[%s]\n", buf->str);
1335 static void ini_print_str(WriterContext *wctx, const char *key, const char *value)
1339 av_bprint_init(&buf, 1, AV_BPRINT_SIZE_UNLIMITED);
1340 printf("%s=", ini_escape_str(&buf, key));
1341 av_bprint_clear(&buf);
1342 printf("%s\n", ini_escape_str(&buf, value));
1343 av_bprint_finalize(&buf, NULL);
1346 static void ini_print_int(WriterContext *wctx, const char *key, long long int value)
1348 printf("%s=%lld\n", key, value);
1351 static const Writer ini_writer = {
1353 .priv_size = sizeof(INIContext),
1354 .print_section_header = ini_print_section_header,
1355 .print_integer = ini_print_int,
1356 .print_string = ini_print_str,
1357 .flags = WRITER_FLAG_DISPLAY_OPTIONAL_FIELDS|WRITER_FLAG_PUT_PACKETS_AND_FRAMES_IN_SAME_CHAPTER,
1358 .priv_class = &ini_class,
1363 typedef struct JSONContext {
1364 const AVClass *class;
1367 const char *item_sep, *item_start_end;
1371 #define OFFSET(x) offsetof(JSONContext, x)
1373 static const AVOption json_options[]= {
1374 { "compact", "enable compact output", OFFSET(compact), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
1375 { "c", "enable compact output", OFFSET(compact), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
1379 DEFINE_WRITER_CLASS(json);
1381 static av_cold int json_init(WriterContext *wctx)
1383 JSONContext *json = wctx->priv;
1385 json->item_sep = json->compact ? ", " : ",\n";
1386 json->item_start_end = json->compact ? " " : "\n";
1391 static const char *json_escape_str(AVBPrint *dst, const char *src, void *log_ctx)
1393 static const char json_escape[] = {'"', '\\', '\b', '\f', '\n', '\r', '\t', 0};
1394 static const char json_subst[] = {'"', '\\', 'b', 'f', 'n', 'r', 't', 0};
1397 for (p = src; *p; p++) {
1398 char *s = strchr(json_escape, *p);
1400 av_bprint_chars(dst, '\\', 1);
1401 av_bprint_chars(dst, json_subst[s - json_escape], 1);
1402 } else if ((unsigned char)*p < 32) {
1403 av_bprintf(dst, "\\u00%02x", *p & 0xff);
1405 av_bprint_chars(dst, *p, 1);
1411 #define JSON_INDENT() printf("%*c", json->indent_level * 4, ' ')
1413 static void json_print_section_header(WriterContext *wctx)
1415 JSONContext *json = wctx->priv;
1417 const struct section *section = wctx->section[wctx->level];
1418 const struct section *parent_section = wctx->level ?
1419 wctx->section[wctx->level-1] : NULL;
1421 if (wctx->level && wctx->nb_item[wctx->level-1])
1424 if (section->flags & SECTION_FLAG_IS_WRAPPER) {
1426 json->indent_level++;
1428 av_bprint_init(&buf, 1, AV_BPRINT_SIZE_UNLIMITED);
1429 json_escape_str(&buf, section->name, wctx);
1432 json->indent_level++;
1433 if (section->flags & SECTION_FLAG_IS_ARRAY) {
1434 printf("\"%s\": [\n", buf.str);
1435 } else if (parent_section && !(parent_section->flags & SECTION_FLAG_IS_ARRAY)) {
1436 printf("\"%s\": {%s", buf.str, json->item_start_end);
1438 printf("{%s", json->item_start_end);
1440 /* this is required so the parser can distinguish between packets and frames */
1441 if (parent_section && parent_section->id == SECTION_ID_PACKETS_AND_FRAMES) {
1444 printf("\"type\": \"%s\"%s", section->name, json->item_sep);
1447 av_bprint_finalize(&buf, NULL);
1451 static void json_print_section_footer(WriterContext *wctx)
1453 JSONContext *json = wctx->priv;
1454 const struct section *section = wctx->section[wctx->level];
1456 if (wctx->level == 0) {
1457 json->indent_level--;
1459 } else if (section->flags & SECTION_FLAG_IS_ARRAY) {
1461 json->indent_level--;
1465 printf("%s", json->item_start_end);
1466 json->indent_level--;
1473 static inline void json_print_item_str(WriterContext *wctx,
1474 const char *key, const char *value)
1478 av_bprint_init(&buf, 1, AV_BPRINT_SIZE_UNLIMITED);
1479 printf("\"%s\":", json_escape_str(&buf, key, wctx));
1480 av_bprint_clear(&buf);
1481 printf(" \"%s\"", json_escape_str(&buf, value, wctx));
1482 av_bprint_finalize(&buf, NULL);
1485 static void json_print_str(WriterContext *wctx, const char *key, const char *value)
1487 JSONContext *json = wctx->priv;
1489 if (wctx->nb_item[wctx->level])
1490 printf("%s", json->item_sep);
1493 json_print_item_str(wctx, key, value);
1496 static void json_print_int(WriterContext *wctx, const char *key, long long int value)
1498 JSONContext *json = wctx->priv;
1501 if (wctx->nb_item[wctx->level])
1502 printf("%s", json->item_sep);
1506 av_bprint_init(&buf, 1, AV_BPRINT_SIZE_UNLIMITED);
1507 printf("\"%s\": %lld", json_escape_str(&buf, key, wctx), value);
1508 av_bprint_finalize(&buf, NULL);
1511 static const Writer json_writer = {
1513 .priv_size = sizeof(JSONContext),
1515 .print_section_header = json_print_section_header,
1516 .print_section_footer = json_print_section_footer,
1517 .print_integer = json_print_int,
1518 .print_string = json_print_str,
1519 .flags = WRITER_FLAG_PUT_PACKETS_AND_FRAMES_IN_SAME_CHAPTER,
1520 .priv_class = &json_class,
1525 typedef struct XMLContext {
1526 const AVClass *class;
1529 int fully_qualified;
1534 #define OFFSET(x) offsetof(XMLContext, x)
1536 static const AVOption xml_options[] = {
1537 {"fully_qualified", "specify if the output should be fully qualified", OFFSET(fully_qualified), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
1538 {"q", "specify if the output should be fully qualified", OFFSET(fully_qualified), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
1539 {"xsd_strict", "ensure that the output is XSD compliant", OFFSET(xsd_strict), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
1540 {"x", "ensure that the output is XSD compliant", OFFSET(xsd_strict), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
1544 DEFINE_WRITER_CLASS(xml);
1546 static av_cold int xml_init(WriterContext *wctx)
1548 XMLContext *xml = wctx->priv;
1550 if (xml->xsd_strict) {
1551 xml->fully_qualified = 1;
1552 #define CHECK_COMPLIANCE(opt, opt_name) \
1554 av_log(wctx, AV_LOG_ERROR, \
1555 "XSD-compliant output selected but option '%s' was selected, XML output may be non-compliant.\n" \
1556 "You need to disable such option with '-no%s'\n", opt_name, opt_name); \
1557 return AVERROR(EINVAL); \
1559 CHECK_COMPLIANCE(show_private_data, "private");
1560 CHECK_COMPLIANCE(show_value_unit, "unit");
1561 CHECK_COMPLIANCE(use_value_prefix, "prefix");
1563 if (do_show_frames && do_show_packets) {
1564 av_log(wctx, AV_LOG_ERROR,
1565 "Interleaved frames and packets are not allowed in XSD. "
1566 "Select only one between the -show_frames and the -show_packets options.\n");
1567 return AVERROR(EINVAL);
1574 static const char *xml_escape_str(AVBPrint *dst, const char *src, void *log_ctx)
1578 for (p = src; *p; p++) {
1580 case '&' : av_bprintf(dst, "%s", "&"); break;
1581 case '<' : av_bprintf(dst, "%s", "<"); break;
1582 case '>' : av_bprintf(dst, "%s", ">"); break;
1583 case '"' : av_bprintf(dst, "%s", """); break;
1584 case '\'': av_bprintf(dst, "%s", "'"); break;
1585 default: av_bprint_chars(dst, *p, 1);
1592 #define XML_INDENT() printf("%*c", xml->indent_level * 4, ' ')
1594 static void xml_print_section_header(WriterContext *wctx)
1596 XMLContext *xml = wctx->priv;
1597 const struct section *section = wctx->section[wctx->level];
1598 const struct section *parent_section = wctx->level ?
1599 wctx->section[wctx->level-1] : NULL;
1601 if (wctx->level == 0) {
1602 const char *qual = " xmlns:xsi='http://www.w3.org/2001/XMLSchema-instance' "
1603 "xmlns:ffprobe='http://www.ffmpeg.org/schema/ffprobe' "
1604 "xsi:schemaLocation='http://www.ffmpeg.org/schema/ffprobe ffprobe.xsd'";
1606 printf("<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n");
1607 printf("<%sffprobe%s>\n",
1608 xml->fully_qualified ? "ffprobe:" : "",
1609 xml->fully_qualified ? qual : "");
1613 if (xml->within_tag) {
1614 xml->within_tag = 0;
1617 if (section->flags & SECTION_FLAG_HAS_VARIABLE_FIELDS) {
1618 xml->indent_level++;
1620 if (parent_section && (parent_section->flags & SECTION_FLAG_IS_WRAPPER) &&
1621 wctx->level && wctx->nb_item[wctx->level-1])
1623 xml->indent_level++;
1625 if (section->flags & SECTION_FLAG_IS_ARRAY) {
1626 XML_INDENT(); printf("<%s>\n", section->name);
1628 XML_INDENT(); printf("<%s ", section->name);
1629 xml->within_tag = 1;
1634 static void xml_print_section_footer(WriterContext *wctx)
1636 XMLContext *xml = wctx->priv;
1637 const struct section *section = wctx->section[wctx->level];
1639 if (wctx->level == 0) {
1640 printf("</%sffprobe>\n", xml->fully_qualified ? "ffprobe:" : "");
1641 } else if (xml->within_tag) {
1642 xml->within_tag = 0;
1644 xml->indent_level--;
1645 } else if (section->flags & SECTION_FLAG_HAS_VARIABLE_FIELDS) {
1646 xml->indent_level--;
1648 XML_INDENT(); printf("</%s>\n", section->name);
1649 xml->indent_level--;
1653 static void xml_print_str(WriterContext *wctx, const char *key, const char *value)
1656 XMLContext *xml = wctx->priv;
1657 const struct section *section = wctx->section[wctx->level];
1659 av_bprint_init(&buf, 1, AV_BPRINT_SIZE_UNLIMITED);
1661 if (section->flags & SECTION_FLAG_HAS_VARIABLE_FIELDS) {
1663 printf("<%s key=\"%s\"",
1664 section->element_name, xml_escape_str(&buf, key, wctx));
1665 av_bprint_clear(&buf);
1666 printf(" value=\"%s\"/>\n", xml_escape_str(&buf, value, wctx));
1668 if (wctx->nb_item[wctx->level])
1670 printf("%s=\"%s\"", key, xml_escape_str(&buf, value, wctx));
1673 av_bprint_finalize(&buf, NULL);
1676 static void xml_print_int(WriterContext *wctx, const char *key, long long int value)
1678 if (wctx->nb_item[wctx->level])
1680 printf("%s=\"%lld\"", key, value);
1683 static Writer xml_writer = {
1685 .priv_size = sizeof(XMLContext),
1687 .print_section_header = xml_print_section_header,
1688 .print_section_footer = xml_print_section_footer,
1689 .print_integer = xml_print_int,
1690 .print_string = xml_print_str,
1691 .flags = WRITER_FLAG_PUT_PACKETS_AND_FRAMES_IN_SAME_CHAPTER,
1692 .priv_class = &xml_class,
1695 static void writer_register_all(void)
1697 static int initialized;
1703 writer_register(&default_writer);
1704 writer_register(&compact_writer);
1705 writer_register(&csv_writer);
1706 writer_register(&flat_writer);
1707 writer_register(&ini_writer);
1708 writer_register(&json_writer);
1709 writer_register(&xml_writer);
1712 #define print_fmt(k, f, ...) do { \
1713 av_bprint_clear(&pbuf); \
1714 av_bprintf(&pbuf, f, __VA_ARGS__); \
1715 writer_print_string(w, k, pbuf.str, 0); \
1718 #define print_int(k, v) writer_print_integer(w, k, v)
1719 #define print_q(k, v, s) writer_print_rational(w, k, v, s)
1720 #define print_str(k, v) writer_print_string(w, k, v, 0)
1721 #define print_str_opt(k, v) writer_print_string(w, k, v, PRINT_STRING_OPT)
1722 #define print_str_validate(k, v) writer_print_string(w, k, v, PRINT_STRING_VALIDATE)
1723 #define print_time(k, v, tb) writer_print_time(w, k, v, tb, 0)
1724 #define print_ts(k, v) writer_print_ts(w, k, v, 0)
1725 #define print_duration_time(k, v, tb) writer_print_time(w, k, v, tb, 1)
1726 #define print_duration_ts(k, v) writer_print_ts(w, k, v, 1)
1727 #define print_val(k, v, u) do { \
1728 struct unit_value uv; \
1731 writer_print_string(w, k, value_string(val_str, sizeof(val_str), uv), 0); \
1734 #define print_section_header(s) writer_print_section_header(w, s)
1735 #define print_section_footer(s) writer_print_section_footer(w, s)
1737 #define REALLOCZ_ARRAY_STREAM(ptr, cur_n, new_n) \
1739 ret = av_reallocp_array(&(ptr), (new_n), sizeof(*(ptr))); \
1742 memset( (ptr) + (cur_n), 0, ((new_n) - (cur_n)) * sizeof(*(ptr)) ); \
1745 static inline int show_tags(WriterContext *w, AVDictionary *tags, int section_id)
1747 AVDictionaryEntry *tag = NULL;
1752 writer_print_section_header(w, section_id);
1754 while ((tag = av_dict_get(tags, "", tag, AV_DICT_IGNORE_SUFFIX))) {
1755 if ((ret = print_str_validate(tag->key, tag->value)) < 0)
1758 writer_print_section_footer(w);
1763 static void print_pkt_side_data(WriterContext *w,
1764 const AVPacketSideData *side_data,
1766 SectionID id_data_list,
1771 writer_print_section_header(w, SECTION_ID_STREAM_SIDE_DATA_LIST);
1772 for (i = 0; i < nb_side_data; i++) {
1773 const AVPacketSideData *sd = &side_data[i];
1774 const char *name = av_packet_side_data_name(sd->type);
1776 writer_print_section_header(w, SECTION_ID_STREAM_SIDE_DATA);
1777 print_str("side_data_type", name ? name : "unknown");
1778 print_int("side_data_size", sd->size);
1779 if (sd->type == AV_PKT_DATA_DISPLAYMATRIX && sd->size >= 9*4) {
1780 writer_print_integers(w, "displaymatrix", sd->data, 9, " %11d", 3, 4, 1);
1781 print_int("rotation", av_display_rotation_get((int32_t *)sd->data));
1782 } else if (sd->type == AV_PKT_DATA_STEREO3D) {
1783 const AVStereo3D *stereo = (AVStereo3D *)sd->data;
1784 print_str("type", av_stereo3d_type_name(stereo->type));
1785 print_int("inverted", !!(stereo->flags & AV_STEREO3D_FLAG_INVERT));
1787 writer_print_section_footer(w);
1789 writer_print_section_footer(w);
1792 static void show_packet(WriterContext *w, InputFile *ifile, AVPacket *pkt, int packet_idx)
1795 AVStream *st = ifile->streams[pkt->stream_index].st;
1799 av_bprint_init(&pbuf, 1, AV_BPRINT_SIZE_UNLIMITED);
1801 writer_print_section_header(w, SECTION_ID_PACKET);
1803 s = av_get_media_type_string(st->codecpar->codec_type);
1804 if (s) print_str ("codec_type", s);
1805 else print_str_opt("codec_type", "unknown");
1806 print_int("stream_index", pkt->stream_index);
1807 print_ts ("pts", pkt->pts);
1808 print_time("pts_time", pkt->pts, &st->time_base);
1809 print_ts ("dts", pkt->dts);
1810 print_time("dts_time", pkt->dts, &st->time_base);
1811 print_duration_ts("duration", pkt->duration);
1812 print_duration_time("duration_time", pkt->duration, &st->time_base);
1813 print_duration_ts("convergence_duration", pkt->convergence_duration);
1814 print_duration_time("convergence_duration_time", pkt->convergence_duration, &st->time_base);
1815 print_val("size", pkt->size, unit_byte_str);
1816 if (pkt->pos != -1) print_fmt ("pos", "%"PRId64, pkt->pos);
1817 else print_str_opt("pos", "N/A");
1818 print_fmt("flags", "%c%c", pkt->flags & AV_PKT_FLAG_KEY ? 'K' : '_',
1819 pkt->flags & AV_PKT_FLAG_DISCARD ? 'D' : '_');
1821 if (pkt->side_data_elems) {
1823 const uint8_t *side_metadata;
1825 side_metadata = av_packet_get_side_data(pkt, AV_PKT_DATA_STRINGS_METADATA, &size);
1826 if (side_metadata && size && do_show_packet_tags) {
1827 AVDictionary *dict = NULL;
1828 if (av_packet_unpack_dictionary(side_metadata, size, &dict) >= 0)
1829 show_tags(w, dict, SECTION_ID_PACKET_TAGS);
1830 av_dict_free(&dict);
1833 print_pkt_side_data(w, pkt->side_data, pkt->side_data_elems,
1834 SECTION_ID_PACKET_SIDE_DATA_LIST,
1835 SECTION_ID_PACKET_SIDE_DATA);
1839 writer_print_data(w, "data", pkt->data, pkt->size);
1840 writer_print_data_hash(w, "data_hash", pkt->data, pkt->size);
1841 writer_print_section_footer(w);
1843 av_bprint_finalize(&pbuf, NULL);
1847 static void show_subtitle(WriterContext *w, AVSubtitle *sub, AVStream *stream,
1848 AVFormatContext *fmt_ctx)
1852 av_bprint_init(&pbuf, 1, AV_BPRINT_SIZE_UNLIMITED);
1854 writer_print_section_header(w, SECTION_ID_SUBTITLE);
1856 print_str ("media_type", "subtitle");
1857 print_ts ("pts", sub->pts);
1858 print_time("pts_time", sub->pts, &AV_TIME_BASE_Q);
1859 print_int ("format", sub->format);
1860 print_int ("start_display_time", sub->start_display_time);
1861 print_int ("end_display_time", sub->end_display_time);
1862 print_int ("num_rects", sub->num_rects);
1864 writer_print_section_footer(w);
1866 av_bprint_finalize(&pbuf, NULL);
1870 static void show_frame(WriterContext *w, AVFrame *frame, AVStream *stream,
1871 AVFormatContext *fmt_ctx)
1878 av_bprint_init(&pbuf, 1, AV_BPRINT_SIZE_UNLIMITED);
1880 writer_print_section_header(w, SECTION_ID_FRAME);
1882 s = av_get_media_type_string(stream->codecpar->codec_type);
1883 if (s) print_str ("media_type", s);
1884 else print_str_opt("media_type", "unknown");
1885 print_int("stream_index", stream->index);
1886 print_int("key_frame", frame->key_frame);
1887 print_ts ("pkt_pts", frame->pkt_pts);
1888 print_time("pkt_pts_time", frame->pkt_pts, &stream->time_base);
1889 print_ts ("pkt_dts", frame->pkt_dts);
1890 print_time("pkt_dts_time", frame->pkt_dts, &stream->time_base);
1891 print_ts ("best_effort_timestamp", av_frame_get_best_effort_timestamp(frame));
1892 print_time("best_effort_timestamp_time", av_frame_get_best_effort_timestamp(frame), &stream->time_base);
1893 print_duration_ts ("pkt_duration", av_frame_get_pkt_duration(frame));
1894 print_duration_time("pkt_duration_time", av_frame_get_pkt_duration(frame), &stream->time_base);
1895 if (av_frame_get_pkt_pos (frame) != -1) print_fmt ("pkt_pos", "%"PRId64, av_frame_get_pkt_pos(frame));
1896 else print_str_opt("pkt_pos", "N/A");
1897 if (av_frame_get_pkt_size(frame) != -1) print_val ("pkt_size", av_frame_get_pkt_size(frame), unit_byte_str);
1898 else print_str_opt("pkt_size", "N/A");
1900 switch (stream->codecpar->codec_type) {
1903 case AVMEDIA_TYPE_VIDEO:
1904 print_int("width", frame->width);
1905 print_int("height", frame->height);
1906 s = av_get_pix_fmt_name(frame->format);
1907 if (s) print_str ("pix_fmt", s);
1908 else print_str_opt("pix_fmt", "unknown");
1909 sar = av_guess_sample_aspect_ratio(fmt_ctx, stream, frame);
1911 print_q("sample_aspect_ratio", sar, ':');
1913 print_str_opt("sample_aspect_ratio", "N/A");
1915 print_fmt("pict_type", "%c", av_get_picture_type_char(frame->pict_type));
1916 print_int("coded_picture_number", frame->coded_picture_number);
1917 print_int("display_picture_number", frame->display_picture_number);
1918 print_int("interlaced_frame", frame->interlaced_frame);
1919 print_int("top_field_first", frame->top_field_first);
1920 print_int("repeat_pict", frame->repeat_pict);
1923 case AVMEDIA_TYPE_AUDIO:
1924 s = av_get_sample_fmt_name(frame->format);
1925 if (s) print_str ("sample_fmt", s);
1926 else print_str_opt("sample_fmt", "unknown");
1927 print_int("nb_samples", frame->nb_samples);
1928 print_int("channels", av_frame_get_channels(frame));
1929 if (av_frame_get_channel_layout(frame)) {
1930 av_bprint_clear(&pbuf);
1931 av_bprint_channel_layout(&pbuf, av_frame_get_channels(frame),
1932 av_frame_get_channel_layout(frame));
1933 print_str ("channel_layout", pbuf.str);
1935 print_str_opt("channel_layout", "unknown");
1938 if (do_show_frame_tags)
1939 show_tags(w, av_frame_get_metadata(frame), SECTION_ID_FRAME_TAGS);
1940 if (frame->nb_side_data) {
1941 writer_print_section_header(w, SECTION_ID_FRAME_SIDE_DATA_LIST);
1942 for (i = 0; i < frame->nb_side_data; i++) {
1943 AVFrameSideData *sd = frame->side_data[i];
1946 writer_print_section_header(w, SECTION_ID_FRAME_SIDE_DATA);
1947 name = av_frame_side_data_name(sd->type);
1948 print_str("side_data_type", name ? name : "unknown");
1949 print_int("side_data_size", sd->size);
1950 if (sd->type == AV_FRAME_DATA_DISPLAYMATRIX && sd->size >= 9*4) {
1951 writer_print_integers(w, "displaymatrix", sd->data, 9, " %11d", 3, 4, 1);
1952 print_int("rotation", av_display_rotation_get((int32_t *)sd->data));
1953 } else if (sd->type == AV_FRAME_DATA_GOP_TIMECODE && sd->size >= 8) {
1954 char tcbuf[AV_TIMECODE_STR_SIZE];
1955 av_timecode_make_mpeg_tc_string(tcbuf, *(int64_t *)(sd->data));
1956 print_str("timecode", tcbuf);
1958 writer_print_section_footer(w);
1960 writer_print_section_footer(w);
1963 writer_print_section_footer(w);
1965 av_bprint_finalize(&pbuf, NULL);
1969 static av_always_inline int process_frame(WriterContext *w,
1971 AVFrame *frame, AVPacket *pkt)
1973 AVFormatContext *fmt_ctx = ifile->fmt_ctx;
1974 AVCodecContext *dec_ctx = ifile->streams[pkt->stream_index].dec_ctx;
1975 AVCodecParameters *par = ifile->streams[pkt->stream_index].st->codecpar;
1977 int ret = 0, got_frame = 0;
1979 if (dec_ctx && dec_ctx->codec) {
1980 switch (par->codec_type) {
1981 case AVMEDIA_TYPE_VIDEO:
1982 ret = avcodec_decode_video2(dec_ctx, frame, &got_frame, pkt);
1985 case AVMEDIA_TYPE_AUDIO:
1986 ret = avcodec_decode_audio4(dec_ctx, frame, &got_frame, pkt);
1989 case AVMEDIA_TYPE_SUBTITLE:
1990 ret = avcodec_decode_subtitle2(dec_ctx, &sub, &got_frame, pkt);
1997 ret = FFMIN(ret, pkt->size); /* guard against bogus return values */
2001 int is_sub = (par->codec_type == AVMEDIA_TYPE_SUBTITLE);
2002 nb_streams_frames[pkt->stream_index]++;
2005 show_subtitle(w, &sub, ifile->streams[pkt->stream_index].st, fmt_ctx);
2007 show_frame(w, frame, ifile->streams[pkt->stream_index].st, fmt_ctx);
2009 avsubtitle_free(&sub);
2014 static void log_read_interval(const ReadInterval *interval, void *log_ctx, int log_level)
2016 av_log(log_ctx, log_level, "id:%d", interval->id);
2018 if (interval->has_start) {
2019 av_log(log_ctx, log_level, " start:%s%s", interval->start_is_offset ? "+" : "",
2020 av_ts2timestr(interval->start, &AV_TIME_BASE_Q));
2022 av_log(log_ctx, log_level, " start:N/A");
2025 if (interval->has_end) {
2026 av_log(log_ctx, log_level, " end:%s", interval->end_is_offset ? "+" : "");
2027 if (interval->duration_frames)
2028 av_log(log_ctx, log_level, "#%"PRId64, interval->end);
2030 av_log(log_ctx, log_level, "%s", av_ts2timestr(interval->end, &AV_TIME_BASE_Q));
2032 av_log(log_ctx, log_level, " end:N/A");
2035 av_log(log_ctx, log_level, "\n");
2038 static int read_interval_packets(WriterContext *w, InputFile *ifile,
2039 const ReadInterval *interval, int64_t *cur_ts)
2041 AVFormatContext *fmt_ctx = ifile->fmt_ctx;
2043 AVFrame *frame = NULL;
2044 int ret = 0, i = 0, frame_count = 0;
2045 int64_t start = -INT64_MAX, end = interval->end;
2046 int has_start = 0, has_end = interval->has_end && !interval->end_is_offset;
2048 av_init_packet(&pkt);
2050 av_log(NULL, AV_LOG_VERBOSE, "Processing read interval ");
2051 log_read_interval(interval, NULL, AV_LOG_VERBOSE);
2053 if (interval->has_start) {
2055 if (interval->start_is_offset) {
2056 if (*cur_ts == AV_NOPTS_VALUE) {
2057 av_log(NULL, AV_LOG_ERROR,
2058 "Could not seek to relative position since current "
2059 "timestamp is not defined\n");
2060 ret = AVERROR(EINVAL);
2063 target = *cur_ts + interval->start;
2065 target = interval->start;
2068 av_log(NULL, AV_LOG_VERBOSE, "Seeking to read interval start point %s\n",
2069 av_ts2timestr(target, &AV_TIME_BASE_Q));
2070 if ((ret = avformat_seek_file(fmt_ctx, -1, -INT64_MAX, target, INT64_MAX, 0)) < 0) {
2071 av_log(NULL, AV_LOG_ERROR, "Could not seek to position %"PRId64": %s\n",
2072 interval->start, av_err2str(ret));
2077 frame = av_frame_alloc();
2079 ret = AVERROR(ENOMEM);
2082 while (!av_read_frame(fmt_ctx, &pkt)) {
2083 if (ifile->nb_streams > nb_streams) {
2084 REALLOCZ_ARRAY_STREAM(nb_streams_frames, nb_streams, fmt_ctx->nb_streams);
2085 REALLOCZ_ARRAY_STREAM(nb_streams_packets, nb_streams, fmt_ctx->nb_streams);
2086 REALLOCZ_ARRAY_STREAM(selected_streams, nb_streams, fmt_ctx->nb_streams);
2087 nb_streams = ifile->nb_streams;
2089 if (selected_streams[pkt.stream_index]) {
2090 AVRational tb = ifile->streams[pkt.stream_index].st->time_base;
2092 if (pkt.pts != AV_NOPTS_VALUE)
2093 *cur_ts = av_rescale_q(pkt.pts, tb, AV_TIME_BASE_Q);
2095 if (!has_start && *cur_ts != AV_NOPTS_VALUE) {
2100 if (has_start && !has_end && interval->end_is_offset) {
2101 end = start + interval->end;
2105 if (interval->end_is_offset && interval->duration_frames) {
2106 if (frame_count >= interval->end)
2108 } else if (has_end && *cur_ts != AV_NOPTS_VALUE && *cur_ts >= end) {
2113 if (do_read_packets) {
2114 if (do_show_packets)
2115 show_packet(w, ifile, &pkt, i++);
2116 nb_streams_packets[pkt.stream_index]++;
2118 if (do_read_frames) {
2120 while (pkt1.size && process_frame(w, ifile, frame, &pkt1) > 0);
2123 av_packet_unref(&pkt);
2125 av_init_packet(&pkt);
2128 //Flush remaining frames that are cached in the decoder
2129 for (i = 0; i < fmt_ctx->nb_streams; i++) {
2130 pkt.stream_index = i;
2132 while (process_frame(w, ifile, frame, &pkt) > 0);
2136 av_frame_free(&frame);
2138 av_log(NULL, AV_LOG_ERROR, "Could not read packets in interval ");
2139 log_read_interval(interval, NULL, AV_LOG_ERROR);
2144 static int read_packets(WriterContext *w, InputFile *ifile)
2146 AVFormatContext *fmt_ctx = ifile->fmt_ctx;
2148 int64_t cur_ts = fmt_ctx->start_time;
2150 if (read_intervals_nb == 0) {
2151 ReadInterval interval = (ReadInterval) { .has_start = 0, .has_end = 0 };
2152 ret = read_interval_packets(w, ifile, &interval, &cur_ts);
2154 for (i = 0; i < read_intervals_nb; i++) {
2155 ret = read_interval_packets(w, ifile, &read_intervals[i], &cur_ts);
2164 static int show_stream(WriterContext *w, AVFormatContext *fmt_ctx, int stream_idx, InputStream *ist, int in_program)
2166 AVStream *stream = ist->st;
2167 AVCodecParameters *par;
2168 AVCodecContext *dec_ctx;
2171 AVRational sar, dar;
2173 const AVCodecDescriptor *cd;
2175 const char *profile = NULL;
2177 av_bprint_init(&pbuf, 1, AV_BPRINT_SIZE_UNLIMITED);
2179 writer_print_section_header(w, in_program ? SECTION_ID_PROGRAM_STREAM : SECTION_ID_STREAM);
2181 print_int("index", stream->index);
2183 par = stream->codecpar;
2184 dec_ctx = ist->dec_ctx;
2185 if (cd = avcodec_descriptor_get(par->codec_id)) {
2186 print_str("codec_name", cd->name);
2188 print_str("codec_long_name",
2189 cd->long_name ? cd->long_name : "unknown");
2192 print_str_opt("codec_name", "unknown");
2194 print_str_opt("codec_long_name", "unknown");
2198 if (!do_bitexact && (profile = avcodec_profile_name(par->codec_id, par->profile)))
2199 print_str("profile", profile);
2201 if (par->profile != FF_PROFILE_UNKNOWN) {
2202 char profile_num[12];
2203 snprintf(profile_num, sizeof(profile_num), "%d", par->profile);
2204 print_str("profile", profile_num);
2206 print_str_opt("profile", "unknown");
2209 s = av_get_media_type_string(par->codec_type);
2210 if (s) print_str ("codec_type", s);
2211 else print_str_opt("codec_type", "unknown");
2212 #if FF_API_LAVF_AVCTX
2214 print_q("codec_time_base", dec_ctx->time_base, '/');
2217 /* print AVI/FourCC tag */
2218 av_get_codec_tag_string(val_str, sizeof(val_str), par->codec_tag);
2219 print_str("codec_tag_string", val_str);
2220 print_fmt("codec_tag", "0x%04x", par->codec_tag);
2222 switch (par->codec_type) {
2223 case AVMEDIA_TYPE_VIDEO:
2224 print_int("width", par->width);
2225 print_int("height", par->height);
2227 print_int("coded_width", dec_ctx->coded_width);
2228 print_int("coded_height", dec_ctx->coded_height);
2230 print_int("has_b_frames", par->video_delay);
2231 sar = av_guess_sample_aspect_ratio(fmt_ctx, stream, NULL);
2233 print_q("sample_aspect_ratio", sar, ':');
2234 av_reduce(&dar.num, &dar.den,
2235 par->width * sar.num,
2236 par->height * sar.den,
2238 print_q("display_aspect_ratio", dar, ':');
2240 print_str_opt("sample_aspect_ratio", "N/A");
2241 print_str_opt("display_aspect_ratio", "N/A");
2243 s = av_get_pix_fmt_name(par->format);
2244 if (s) print_str ("pix_fmt", s);
2245 else print_str_opt("pix_fmt", "unknown");
2246 print_int("level", par->level);
2247 if (par->color_range != AVCOL_RANGE_UNSPECIFIED)
2248 print_str ("color_range", av_color_range_name(par->color_range));
2250 print_str_opt("color_range", "N/A");
2252 s = av_get_colorspace_name(par->color_space);
2253 if (s) print_str ("color_space", s);
2254 else print_str_opt("color_space", "unknown");
2256 if (par->color_trc != AVCOL_TRC_UNSPECIFIED)
2257 print_str("color_transfer", av_color_transfer_name(par->color_trc));
2259 print_str_opt("color_transfer", av_color_transfer_name(par->color_trc));
2261 if (par->color_primaries != AVCOL_PRI_UNSPECIFIED)
2262 print_str("color_primaries", av_color_primaries_name(par->color_primaries));
2264 print_str_opt("color_primaries", av_color_primaries_name(par->color_primaries));
2266 if (par->chroma_location != AVCHROMA_LOC_UNSPECIFIED)
2267 print_str("chroma_location", av_chroma_location_name(par->chroma_location));
2269 print_str_opt("chroma_location", av_chroma_location_name(par->chroma_location));
2271 #if FF_API_PRIVATE_OPT
2272 if (dec_ctx && dec_ctx->timecode_frame_start >= 0) {
2273 char tcbuf[AV_TIMECODE_STR_SIZE];
2274 av_timecode_make_mpeg_tc_string(tcbuf, dec_ctx->timecode_frame_start);
2275 print_str("timecode", tcbuf);
2277 print_str_opt("timecode", "N/A");
2281 print_int("refs", dec_ctx->refs);
2284 case AVMEDIA_TYPE_AUDIO:
2285 s = av_get_sample_fmt_name(par->format);
2286 if (s) print_str ("sample_fmt", s);
2287 else print_str_opt("sample_fmt", "unknown");
2288 print_val("sample_rate", par->sample_rate, unit_hertz_str);
2289 print_int("channels", par->channels);
2291 if (par->channel_layout) {
2292 av_bprint_clear(&pbuf);
2293 av_bprint_channel_layout(&pbuf, par->channels, par->channel_layout);
2294 print_str ("channel_layout", pbuf.str);
2296 print_str_opt("channel_layout", "unknown");
2299 print_int("bits_per_sample", av_get_bits_per_sample(par->codec_id));
2302 case AVMEDIA_TYPE_SUBTITLE:
2304 print_int("width", par->width);
2306 print_str_opt("width", "N/A");
2308 print_int("height", par->height);
2310 print_str_opt("height", "N/A");
2314 if (dec_ctx && dec_ctx->codec && dec_ctx->codec->priv_class && show_private_data) {
2315 const AVOption *opt = NULL;
2316 while (opt = av_opt_next(dec_ctx->priv_data,opt)) {
2318 if (opt->flags) continue;
2319 if (av_opt_get(dec_ctx->priv_data, opt->name, 0, &str) >= 0) {
2320 print_str(opt->name, str);
2326 if (fmt_ctx->iformat->flags & AVFMT_SHOW_IDS) print_fmt ("id", "0x%x", stream->id);
2327 else print_str_opt("id", "N/A");
2328 print_q("r_frame_rate", stream->r_frame_rate, '/');
2329 print_q("avg_frame_rate", stream->avg_frame_rate, '/');
2330 print_q("time_base", stream->time_base, '/');
2331 print_ts ("start_pts", stream->start_time);
2332 print_time("start_time", stream->start_time, &stream->time_base);
2333 print_ts ("duration_ts", stream->duration);
2334 print_time("duration", stream->duration, &stream->time_base);
2335 if (par->bit_rate > 0) print_val ("bit_rate", par->bit_rate, unit_bit_per_second_str);
2336 else print_str_opt("bit_rate", "N/A");
2337 #if FF_API_LAVF_AVCTX
2338 if (stream->codec->rc_max_rate > 0) print_val ("max_bit_rate", stream->codec->rc_max_rate, unit_bit_per_second_str);
2339 else print_str_opt("max_bit_rate", "N/A");
2341 if (dec_ctx && dec_ctx->bits_per_raw_sample > 0) print_fmt("bits_per_raw_sample", "%d", dec_ctx->bits_per_raw_sample);
2342 else print_str_opt("bits_per_raw_sample", "N/A");
2343 if (stream->nb_frames) print_fmt ("nb_frames", "%"PRId64, stream->nb_frames);
2344 else print_str_opt("nb_frames", "N/A");
2345 if (nb_streams_frames[stream_idx]) print_fmt ("nb_read_frames", "%"PRIu64, nb_streams_frames[stream_idx]);
2346 else print_str_opt("nb_read_frames", "N/A");
2347 if (nb_streams_packets[stream_idx]) print_fmt ("nb_read_packets", "%"PRIu64, nb_streams_packets[stream_idx]);
2348 else print_str_opt("nb_read_packets", "N/A");
2350 writer_print_data(w, "extradata", par->extradata,
2351 par->extradata_size);
2352 writer_print_data_hash(w, "extradata_hash", par->extradata,
2353 par->extradata_size);
2355 /* Print disposition information */
2356 #define PRINT_DISPOSITION(flagname, name) do { \
2357 print_int(name, !!(stream->disposition & AV_DISPOSITION_##flagname)); \
2360 if (do_show_stream_disposition) {
2361 writer_print_section_header(w, in_program ? SECTION_ID_PROGRAM_STREAM_DISPOSITION : SECTION_ID_STREAM_DISPOSITION);
2362 PRINT_DISPOSITION(DEFAULT, "default");
2363 PRINT_DISPOSITION(DUB, "dub");
2364 PRINT_DISPOSITION(ORIGINAL, "original");
2365 PRINT_DISPOSITION(COMMENT, "comment");
2366 PRINT_DISPOSITION(LYRICS, "lyrics");
2367 PRINT_DISPOSITION(KARAOKE, "karaoke");
2368 PRINT_DISPOSITION(FORCED, "forced");
2369 PRINT_DISPOSITION(HEARING_IMPAIRED, "hearing_impaired");
2370 PRINT_DISPOSITION(VISUAL_IMPAIRED, "visual_impaired");
2371 PRINT_DISPOSITION(CLEAN_EFFECTS, "clean_effects");
2372 PRINT_DISPOSITION(ATTACHED_PIC, "attached_pic");
2373 writer_print_section_footer(w);
2376 if (do_show_stream_tags)
2377 ret = show_tags(w, stream->metadata, in_program ? SECTION_ID_PROGRAM_STREAM_TAGS : SECTION_ID_STREAM_TAGS);
2379 if (stream->nb_side_data) {
2380 print_pkt_side_data(w, stream->side_data, stream->nb_side_data,
2381 SECTION_ID_STREAM_SIDE_DATA_LIST,
2382 SECTION_ID_STREAM_SIDE_DATA);
2385 writer_print_section_footer(w);
2386 av_bprint_finalize(&pbuf, NULL);
2392 static int show_streams(WriterContext *w, InputFile *ifile)
2394 AVFormatContext *fmt_ctx = ifile->fmt_ctx;
2397 writer_print_section_header(w, SECTION_ID_STREAMS);
2398 for (i = 0; i < ifile->nb_streams; i++)
2399 if (selected_streams[i]) {
2400 ret = show_stream(w, fmt_ctx, i, &ifile->streams[i], 0);
2404 writer_print_section_footer(w);
2409 static int show_program(WriterContext *w, InputFile *ifile, AVProgram *program)
2411 AVFormatContext *fmt_ctx = ifile->fmt_ctx;
2414 writer_print_section_header(w, SECTION_ID_PROGRAM);
2415 print_int("program_id", program->id);
2416 print_int("program_num", program->program_num);
2417 print_int("nb_streams", program->nb_stream_indexes);
2418 print_int("pmt_pid", program->pmt_pid);
2419 print_int("pcr_pid", program->pcr_pid);
2420 print_ts("start_pts", program->start_time);
2421 print_time("start_time", program->start_time, &AV_TIME_BASE_Q);
2422 print_ts("end_pts", program->end_time);
2423 print_time("end_time", program->end_time, &AV_TIME_BASE_Q);
2424 if (do_show_program_tags)
2425 ret = show_tags(w, program->metadata, SECTION_ID_PROGRAM_TAGS);
2429 writer_print_section_header(w, SECTION_ID_PROGRAM_STREAMS);
2430 for (i = 0; i < program->nb_stream_indexes; i++) {
2431 if (selected_streams[program->stream_index[i]]) {
2432 ret = show_stream(w, fmt_ctx, program->stream_index[i], &ifile->streams[program->stream_index[i]], 1);
2437 writer_print_section_footer(w);
2440 writer_print_section_footer(w);
2444 static int show_programs(WriterContext *w, InputFile *ifile)
2446 AVFormatContext *fmt_ctx = ifile->fmt_ctx;
2449 writer_print_section_header(w, SECTION_ID_PROGRAMS);
2450 for (i = 0; i < fmt_ctx->nb_programs; i++) {
2451 AVProgram *program = fmt_ctx->programs[i];
2454 ret = show_program(w, ifile, program);
2458 writer_print_section_footer(w);
2462 static int show_chapters(WriterContext *w, InputFile *ifile)
2464 AVFormatContext *fmt_ctx = ifile->fmt_ctx;
2467 writer_print_section_header(w, SECTION_ID_CHAPTERS);
2468 for (i = 0; i < fmt_ctx->nb_chapters; i++) {
2469 AVChapter *chapter = fmt_ctx->chapters[i];
2471 writer_print_section_header(w, SECTION_ID_CHAPTER);
2472 print_int("id", chapter->id);
2473 print_q ("time_base", chapter->time_base, '/');
2474 print_int("start", chapter->start);
2475 print_time("start_time", chapter->start, &chapter->time_base);
2476 print_int("end", chapter->end);
2477 print_time("end_time", chapter->end, &chapter->time_base);
2478 if (do_show_chapter_tags)
2479 ret = show_tags(w, chapter->metadata, SECTION_ID_CHAPTER_TAGS);
2480 writer_print_section_footer(w);
2482 writer_print_section_footer(w);
2487 static int show_format(WriterContext *w, InputFile *ifile)
2489 AVFormatContext *fmt_ctx = ifile->fmt_ctx;
2491 int64_t size = fmt_ctx->pb ? avio_size(fmt_ctx->pb) : -1;
2494 writer_print_section_header(w, SECTION_ID_FORMAT);
2495 print_str_validate("filename", fmt_ctx->filename);
2496 print_int("nb_streams", fmt_ctx->nb_streams);
2497 print_int("nb_programs", fmt_ctx->nb_programs);
2498 print_str("format_name", fmt_ctx->iformat->name);
2500 if (fmt_ctx->iformat->long_name) print_str ("format_long_name", fmt_ctx->iformat->long_name);
2501 else print_str_opt("format_long_name", "unknown");
2503 print_time("start_time", fmt_ctx->start_time, &AV_TIME_BASE_Q);
2504 print_time("duration", fmt_ctx->duration, &AV_TIME_BASE_Q);
2505 if (size >= 0) print_val ("size", size, unit_byte_str);
2506 else print_str_opt("size", "N/A");
2507 if (fmt_ctx->bit_rate > 0) print_val ("bit_rate", fmt_ctx->bit_rate, unit_bit_per_second_str);
2508 else print_str_opt("bit_rate", "N/A");
2509 print_int("probe_score", av_format_get_probe_score(fmt_ctx));
2510 if (do_show_format_tags)
2511 ret = show_tags(w, fmt_ctx->metadata, SECTION_ID_FORMAT_TAGS);
2513 writer_print_section_footer(w);
2518 static void show_error(WriterContext *w, int err)
2521 const char *errbuf_ptr = errbuf;
2523 if (av_strerror(err, errbuf, sizeof(errbuf)) < 0)
2524 errbuf_ptr = strerror(AVUNERROR(err));
2526 writer_print_section_header(w, SECTION_ID_ERROR);
2527 print_int("code", err);
2528 print_str("string", errbuf_ptr);
2529 writer_print_section_footer(w);
2532 static int open_input_file(InputFile *ifile, const char *filename)
2534 int err, i, orig_nb_streams;
2535 AVFormatContext *fmt_ctx = NULL;
2536 AVDictionaryEntry *t;
2537 AVDictionary **opts;
2538 int scan_all_pmts_set = 0;
2540 if (!av_dict_get(format_opts, "scan_all_pmts", NULL, AV_DICT_MATCH_CASE)) {
2541 av_dict_set(&format_opts, "scan_all_pmts", "1", AV_DICT_DONT_OVERWRITE);
2542 scan_all_pmts_set = 1;
2544 if ((err = avformat_open_input(&fmt_ctx, filename,
2545 iformat, &format_opts)) < 0) {
2546 print_error(filename, err);
2549 ifile->fmt_ctx = fmt_ctx;
2550 if (scan_all_pmts_set)
2551 av_dict_set(&format_opts, "scan_all_pmts", NULL, AV_DICT_MATCH_CASE);
2552 if ((t = av_dict_get(format_opts, "", NULL, AV_DICT_IGNORE_SUFFIX))) {
2553 av_log(NULL, AV_LOG_ERROR, "Option %s not found.\n", t->key);
2554 return AVERROR_OPTION_NOT_FOUND;
2557 /* fill the streams in the format context */
2558 opts = setup_find_stream_info_opts(fmt_ctx, codec_opts);
2559 orig_nb_streams = fmt_ctx->nb_streams;
2561 err = avformat_find_stream_info(fmt_ctx, opts);
2563 for (i = 0; i < orig_nb_streams; i++)
2564 av_dict_free(&opts[i]);
2568 print_error(filename, err);
2572 av_dump_format(fmt_ctx, 0, filename, 0);
2574 ifile->streams = av_mallocz_array(fmt_ctx->nb_streams,
2575 sizeof(*ifile->streams));
2576 if (!ifile->streams)
2578 ifile->nb_streams = fmt_ctx->nb_streams;
2580 /* bind a decoder to each input stream */
2581 for (i = 0; i < fmt_ctx->nb_streams; i++) {
2582 InputStream *ist = &ifile->streams[i];
2583 AVStream *stream = fmt_ctx->streams[i];
2588 if (stream->codecpar->codec_id == AV_CODEC_ID_PROBE) {
2589 av_log(NULL, AV_LOG_WARNING,
2590 "Failed to probe codec for input stream %d\n",
2595 codec = avcodec_find_decoder(stream->codecpar->codec_id);
2597 av_log(NULL, AV_LOG_WARNING,
2598 "Unsupported codec with id %d for input stream %d\n",
2599 stream->codecpar->codec_id, stream->index);
2603 AVDictionary *opts = filter_codec_opts(codec_opts, stream->codecpar->codec_id,
2604 fmt_ctx, stream, codec);
2606 ist->dec_ctx = avcodec_alloc_context3(codec);
2610 err = avcodec_parameters_to_context(ist->dec_ctx, stream->codecpar);
2614 av_codec_set_pkt_timebase(ist->dec_ctx, stream->time_base);
2615 ist->dec_ctx->framerate = stream->avg_frame_rate;
2617 if (avcodec_open2(ist->dec_ctx, codec, &opts) < 0) {
2618 av_log(NULL, AV_LOG_WARNING, "Could not open codec for input stream %d\n",
2623 if ((t = av_dict_get(opts, "", NULL, AV_DICT_IGNORE_SUFFIX))) {
2624 av_log(NULL, AV_LOG_ERROR, "Option %s for input stream %d not found\n",
2625 t->key, stream->index);
2626 return AVERROR_OPTION_NOT_FOUND;
2631 ifile->fmt_ctx = fmt_ctx;
2635 static void close_input_file(InputFile *ifile)
2639 /* close decoder for each stream */
2640 for (i = 0; i < ifile->nb_streams; i++)
2641 if (ifile->streams[i].st->codecpar->codec_id != AV_CODEC_ID_NONE)
2642 avcodec_free_context(&ifile->streams[i].dec_ctx);
2644 av_freep(&ifile->streams);
2645 ifile->nb_streams = 0;
2647 avformat_close_input(&ifile->fmt_ctx);
2650 static int probe_file(WriterContext *wctx, const char *filename)
2652 InputFile ifile = { 0 };
2656 do_read_frames = do_show_frames || do_count_frames;
2657 do_read_packets = do_show_packets || do_count_packets;
2659 ret = open_input_file(&ifile, filename);
2663 #define CHECK_END if (ret < 0) goto end
2665 nb_streams = ifile.fmt_ctx->nb_streams;
2666 REALLOCZ_ARRAY_STREAM(nb_streams_frames,0,ifile.fmt_ctx->nb_streams);
2667 REALLOCZ_ARRAY_STREAM(nb_streams_packets,0,ifile.fmt_ctx->nb_streams);
2668 REALLOCZ_ARRAY_STREAM(selected_streams,0,ifile.fmt_ctx->nb_streams);
2670 for (i = 0; i < ifile.fmt_ctx->nb_streams; i++) {
2671 if (stream_specifier) {
2672 ret = avformat_match_stream_specifier(ifile.fmt_ctx,
2673 ifile.fmt_ctx->streams[i],
2677 selected_streams[i] = ret;
2680 selected_streams[i] = 1;
2684 if (do_read_frames || do_read_packets) {
2685 if (do_show_frames && do_show_packets &&
2686 wctx->writer->flags & WRITER_FLAG_PUT_PACKETS_AND_FRAMES_IN_SAME_CHAPTER)
2687 section_id = SECTION_ID_PACKETS_AND_FRAMES;
2688 else if (do_show_packets && !do_show_frames)
2689 section_id = SECTION_ID_PACKETS;
2690 else // (!do_show_packets && do_show_frames)
2691 section_id = SECTION_ID_FRAMES;
2692 if (do_show_frames || do_show_packets)
2693 writer_print_section_header(wctx, section_id);
2694 ret = read_packets(wctx, &ifile);
2695 if (do_show_frames || do_show_packets)
2696 writer_print_section_footer(wctx);
2700 if (do_show_programs) {
2701 ret = show_programs(wctx, &ifile);
2705 if (do_show_streams) {
2706 ret = show_streams(wctx, &ifile);
2709 if (do_show_chapters) {
2710 ret = show_chapters(wctx, &ifile);
2713 if (do_show_format) {
2714 ret = show_format(wctx, &ifile);
2720 close_input_file(&ifile);
2721 av_freep(&nb_streams_frames);
2722 av_freep(&nb_streams_packets);
2723 av_freep(&selected_streams);
2728 static void show_usage(void)
2730 av_log(NULL, AV_LOG_INFO, "Simple multimedia streams analyzer\n");
2731 av_log(NULL, AV_LOG_INFO, "usage: %s [OPTIONS] [INPUT_FILE]\n", program_name);
2732 av_log(NULL, AV_LOG_INFO, "\n");
2735 static void ffprobe_show_program_version(WriterContext *w)
2738 av_bprint_init(&pbuf, 1, AV_BPRINT_SIZE_UNLIMITED);
2740 writer_print_section_header(w, SECTION_ID_PROGRAM_VERSION);
2741 print_str("version", FFMPEG_VERSION);
2742 print_fmt("copyright", "Copyright (c) %d-%d the FFmpeg developers",
2743 program_birth_year, CONFIG_THIS_YEAR);
2744 print_str("compiler_ident", CC_IDENT);
2745 print_str("configuration", FFMPEG_CONFIGURATION);
2746 writer_print_section_footer(w);
2748 av_bprint_finalize(&pbuf, NULL);
2751 #define SHOW_LIB_VERSION(libname, LIBNAME) \
2753 if (CONFIG_##LIBNAME) { \
2754 unsigned int version = libname##_version(); \
2755 writer_print_section_header(w, SECTION_ID_LIBRARY_VERSION); \
2756 print_str("name", "lib" #libname); \
2757 print_int("major", LIB##LIBNAME##_VERSION_MAJOR); \
2758 print_int("minor", LIB##LIBNAME##_VERSION_MINOR); \
2759 print_int("micro", LIB##LIBNAME##_VERSION_MICRO); \
2760 print_int("version", version); \
2761 print_str("ident", LIB##LIBNAME##_IDENT); \
2762 writer_print_section_footer(w); \
2766 static void ffprobe_show_library_versions(WriterContext *w)
2768 writer_print_section_header(w, SECTION_ID_LIBRARY_VERSIONS);
2769 SHOW_LIB_VERSION(avutil, AVUTIL);
2770 SHOW_LIB_VERSION(avcodec, AVCODEC);
2771 SHOW_LIB_VERSION(avformat, AVFORMAT);
2772 SHOW_LIB_VERSION(avdevice, AVDEVICE);
2773 SHOW_LIB_VERSION(avfilter, AVFILTER);
2774 SHOW_LIB_VERSION(swscale, SWSCALE);
2775 SHOW_LIB_VERSION(swresample, SWRESAMPLE);
2776 SHOW_LIB_VERSION(postproc, POSTPROC);
2777 writer_print_section_footer(w);
2780 #define PRINT_PIX_FMT_FLAG(flagname, name) \
2782 print_int(name, !!(pixdesc->flags & AV_PIX_FMT_FLAG_##flagname)); \
2785 static void ffprobe_show_pixel_formats(WriterContext *w)
2787 const AVPixFmtDescriptor *pixdesc = NULL;
2790 writer_print_section_header(w, SECTION_ID_PIXEL_FORMATS);
2791 while (pixdesc = av_pix_fmt_desc_next(pixdesc)) {
2792 writer_print_section_header(w, SECTION_ID_PIXEL_FORMAT);
2793 print_str("name", pixdesc->name);
2794 print_int("nb_components", pixdesc->nb_components);
2795 if ((pixdesc->nb_components >= 3) && !(pixdesc->flags & AV_PIX_FMT_FLAG_RGB)) {
2796 print_int ("log2_chroma_w", pixdesc->log2_chroma_w);
2797 print_int ("log2_chroma_h", pixdesc->log2_chroma_h);
2799 print_str_opt("log2_chroma_w", "N/A");
2800 print_str_opt("log2_chroma_h", "N/A");
2802 n = av_get_bits_per_pixel(pixdesc);
2803 if (n) print_int ("bits_per_pixel", n);
2804 else print_str_opt("bits_per_pixel", "N/A");
2805 if (do_show_pixel_format_flags) {
2806 writer_print_section_header(w, SECTION_ID_PIXEL_FORMAT_FLAGS);
2807 PRINT_PIX_FMT_FLAG(BE, "big_endian");
2808 PRINT_PIX_FMT_FLAG(PAL, "palette");
2809 PRINT_PIX_FMT_FLAG(BITSTREAM, "bitstream");
2810 PRINT_PIX_FMT_FLAG(HWACCEL, "hwaccel");
2811 PRINT_PIX_FMT_FLAG(PLANAR, "planar");
2812 PRINT_PIX_FMT_FLAG(RGB, "rgb");
2813 PRINT_PIX_FMT_FLAG(PSEUDOPAL, "pseudopal");
2814 PRINT_PIX_FMT_FLAG(ALPHA, "alpha");
2815 writer_print_section_footer(w);
2817 if (do_show_pixel_format_components && (pixdesc->nb_components > 0)) {
2818 writer_print_section_header(w, SECTION_ID_PIXEL_FORMAT_COMPONENTS);
2819 for (i = 0; i < pixdesc->nb_components; i++) {
2820 writer_print_section_header(w, SECTION_ID_PIXEL_FORMAT_COMPONENT);
2821 print_int("index", i + 1);
2822 print_int("bit_depth", pixdesc->comp[i].depth);
2823 writer_print_section_footer(w);
2825 writer_print_section_footer(w);
2827 writer_print_section_footer(w);
2829 writer_print_section_footer(w);
2832 static int opt_format(void *optctx, const char *opt, const char *arg)
2834 iformat = av_find_input_format(arg);
2836 av_log(NULL, AV_LOG_ERROR, "Unknown input format: %s\n", arg);
2837 return AVERROR(EINVAL);
2842 static inline void mark_section_show_entries(SectionID section_id,
2843 int show_all_entries, AVDictionary *entries)
2845 struct section *section = §ions[section_id];
2847 section->show_all_entries = show_all_entries;
2848 if (show_all_entries) {
2850 for (id = section->children_ids; *id != -1; id++)
2851 mark_section_show_entries(*id, show_all_entries, entries);
2853 av_dict_copy(§ion->entries_to_show, entries, 0);
2857 static int match_section(const char *section_name,
2858 int show_all_entries, AVDictionary *entries)
2862 for (i = 0; i < FF_ARRAY_ELEMS(sections); i++) {
2863 const struct section *section = §ions[i];
2864 if (!strcmp(section_name, section->name) ||
2865 (section->unique_name && !strcmp(section_name, section->unique_name))) {
2866 av_log(NULL, AV_LOG_DEBUG,
2867 "'%s' matches section with unique name '%s'\n", section_name,
2868 (char *)av_x_if_null(section->unique_name, section->name));
2870 mark_section_show_entries(section->id, show_all_entries, entries);
2876 static int opt_show_entries(void *optctx, const char *opt, const char *arg)
2878 const char *p = arg;
2882 AVDictionary *entries = NULL;
2883 char *section_name = av_get_token(&p, "=:");
2884 int show_all_entries = 0;
2886 if (!section_name) {
2887 av_log(NULL, AV_LOG_ERROR,
2888 "Missing section name for option '%s'\n", opt);
2889 return AVERROR(EINVAL);
2894 while (*p && *p != ':') {
2895 char *entry = av_get_token(&p, ",:");
2898 av_log(NULL, AV_LOG_VERBOSE,
2899 "Adding '%s' to the entries to show in section '%s'\n",
2900 entry, section_name);
2901 av_dict_set(&entries, entry, "", AV_DICT_DONT_STRDUP_KEY);
2906 show_all_entries = 1;
2909 ret = match_section(section_name, show_all_entries, entries);
2911 av_log(NULL, AV_LOG_ERROR, "No match for section '%s'\n", section_name);
2912 ret = AVERROR(EINVAL);
2914 av_dict_free(&entries);
2915 av_free(section_name);
2926 static int opt_show_format_entry(void *optctx, const char *opt, const char *arg)
2928 char *buf = av_asprintf("format=%s", arg);
2932 return AVERROR(ENOMEM);
2934 av_log(NULL, AV_LOG_WARNING,
2935 "Option '%s' is deprecated, use '-show_entries format=%s' instead\n",
2937 ret = opt_show_entries(optctx, opt, buf);
2942 static void opt_input_file(void *optctx, const char *arg)
2944 if (input_filename) {
2945 av_log(NULL, AV_LOG_ERROR,
2946 "Argument '%s' provided as input filename, but '%s' was already specified.\n",
2947 arg, input_filename);
2950 if (!strcmp(arg, "-"))
2952 input_filename = arg;
2955 static int opt_input_file_i(void *optctx, const char *opt, const char *arg)
2957 opt_input_file(optctx, arg);
2961 void show_help_default(const char *opt, const char *arg)
2963 av_log_set_callback(log_callback_help);
2965 show_help_options(options, "Main options:", 0, 0, 0);
2968 show_help_children(avformat_get_class(), AV_OPT_FLAG_DECODING_PARAM);
2972 * Parse interval specification, according to the format:
2973 * INTERVAL ::= [START|+START_OFFSET][%[END|+END_OFFSET]]
2974 * INTERVALS ::= INTERVAL[,INTERVALS]
2976 static int parse_read_interval(const char *interval_spec,
2977 ReadInterval *interval)
2980 char *next, *p, *spec = av_strdup(interval_spec);
2982 return AVERROR(ENOMEM);
2985 av_log(NULL, AV_LOG_ERROR, "Invalid empty interval specification\n");
2986 ret = AVERROR(EINVAL);
2991 next = strchr(spec, '%');
2995 /* parse first part */
2997 interval->has_start = 1;
3000 interval->start_is_offset = 1;
3003 interval->start_is_offset = 0;
3006 ret = av_parse_time(&interval->start, p, 1);
3008 av_log(NULL, AV_LOG_ERROR, "Invalid interval start specification '%s'\n", p);
3012 interval->has_start = 0;
3015 /* parse second part */
3019 interval->has_end = 1;
3022 interval->end_is_offset = 1;
3025 interval->end_is_offset = 0;
3028 if (interval->end_is_offset && *p == '#') {
3031 interval->duration_frames = 1;
3033 lli = strtoll(p, &tail, 10);
3034 if (*tail || lli < 0) {
3035 av_log(NULL, AV_LOG_ERROR,
3036 "Invalid or negative value '%s' for duration number of frames\n", p);
3039 interval->end = lli;
3041 ret = av_parse_time(&us, p, 1);
3043 av_log(NULL, AV_LOG_ERROR, "Invalid interval end/duration specification '%s'\n", p);
3049 interval->has_end = 0;
3057 static int parse_read_intervals(const char *intervals_spec)
3060 char *p, *spec = av_strdup(intervals_spec);
3062 return AVERROR(ENOMEM);
3064 /* preparse specification, get number of intervals */
3065 for (n = 0, p = spec; *p; p++)
3070 read_intervals = av_malloc_array(n, sizeof(*read_intervals));
3071 if (!read_intervals) {
3072 ret = AVERROR(ENOMEM);
3075 read_intervals_nb = n;
3077 /* parse intervals */
3079 for (i = 0; p; i++) {
3082 av_assert0(i < read_intervals_nb);
3083 next = strchr(p, ',');
3087 read_intervals[i].id = i;
3088 ret = parse_read_interval(p, &read_intervals[i]);
3090 av_log(NULL, AV_LOG_ERROR, "Error parsing read interval #%d '%s'\n",
3094 av_log(NULL, AV_LOG_VERBOSE, "Parsed log interval ");
3095 log_read_interval(&read_intervals[i], NULL, AV_LOG_VERBOSE);
3098 av_assert0(i == read_intervals_nb);
3105 static int opt_read_intervals(void *optctx, const char *opt, const char *arg)
3107 return parse_read_intervals(arg);
3110 static int opt_pretty(void *optctx, const char *opt, const char *arg)
3112 show_value_unit = 1;
3113 use_value_prefix = 1;
3114 use_byte_value_binary_prefix = 1;
3115 use_value_sexagesimal_format = 1;
3119 static void print_section(SectionID id, int level)
3121 const SectionID *pid;
3122 const struct section *section = §ions[id];
3124 section->flags & SECTION_FLAG_IS_WRAPPER ? 'W' : '.',
3125 section->flags & SECTION_FLAG_IS_ARRAY ? 'A' : '.',
3126 section->flags & SECTION_FLAG_HAS_VARIABLE_FIELDS ? 'V' : '.');
3127 printf("%*c %s", level * 4, ' ', section->name);
3128 if (section->unique_name)
3129 printf("/%s", section->unique_name);
3132 for (pid = section->children_ids; *pid != -1; pid++)
3133 print_section(*pid, level+1);
3136 static int opt_sections(void *optctx, const char *opt, const char *arg)
3138 printf("Sections:\n"
3139 "W.. = Section is a wrapper (contains other sections, no local entries)\n"
3140 ".A. = Section contains an array of elements of the same type\n"
3141 "..V = Section may contain a variable number of fields with variable keys\n"
3142 "FLAGS NAME/UNIQUE_NAME\n"
3144 print_section(SECTION_ID_ROOT, 0);
3148 static int opt_show_versions(const char *opt, const char *arg)
3150 mark_section_show_entries(SECTION_ID_PROGRAM_VERSION, 1, NULL);
3151 mark_section_show_entries(SECTION_ID_LIBRARY_VERSION, 1, NULL);
3155 #define DEFINE_OPT_SHOW_SECTION(section, target_section_id) \
3156 static int opt_show_##section(const char *opt, const char *arg) \
3158 mark_section_show_entries(SECTION_ID_##target_section_id, 1, NULL); \
3162 DEFINE_OPT_SHOW_SECTION(chapters, CHAPTERS)
3163 DEFINE_OPT_SHOW_SECTION(error, ERROR)
3164 DEFINE_OPT_SHOW_SECTION(format, FORMAT)
3165 DEFINE_OPT_SHOW_SECTION(frames, FRAMES)
3166 DEFINE_OPT_SHOW_SECTION(library_versions, LIBRARY_VERSIONS)
3167 DEFINE_OPT_SHOW_SECTION(packets, PACKETS)
3168 DEFINE_OPT_SHOW_SECTION(pixel_formats, PIXEL_FORMATS)
3169 DEFINE_OPT_SHOW_SECTION(program_version, PROGRAM_VERSION)
3170 DEFINE_OPT_SHOW_SECTION(streams, STREAMS)
3171 DEFINE_OPT_SHOW_SECTION(programs, PROGRAMS)
3173 static const OptionDef real_options[] = {
3174 #include "cmdutils_common_opts.h"
3175 { "f", HAS_ARG, {.func_arg = opt_format}, "force format", "format" },
3176 { "unit", OPT_BOOL, {&show_value_unit}, "show unit of the displayed values" },
3177 { "prefix", OPT_BOOL, {&use_value_prefix}, "use SI prefixes for the displayed values" },
3178 { "byte_binary_prefix", OPT_BOOL, {&use_byte_value_binary_prefix},
3179 "use binary prefixes for byte units" },
3180 { "sexagesimal", OPT_BOOL, {&use_value_sexagesimal_format},
3181 "use sexagesimal format HOURS:MM:SS.MICROSECONDS for time units" },
3182 { "pretty", 0, {.func_arg = opt_pretty},
3183 "prettify the format of displayed values, make it more human readable" },
3184 { "print_format", OPT_STRING | HAS_ARG, {(void*)&print_format},
3185 "set the output printing format (available formats are: default, compact, csv, flat, ini, json, xml)", "format" },
3186 { "of", OPT_STRING | HAS_ARG, {(void*)&print_format}, "alias for -print_format", "format" },
3187 { "select_streams", OPT_STRING | HAS_ARG, {(void*)&stream_specifier}, "select the specified streams", "stream_specifier" },
3188 { "sections", OPT_EXIT, {.func_arg = opt_sections}, "print sections structure and section information, and exit" },
3189 { "show_data", OPT_BOOL, {(void*)&do_show_data}, "show packets data" },
3190 { "show_data_hash", OPT_STRING | HAS_ARG, {(void*)&show_data_hash}, "show packets data hash" },
3191 { "show_error", 0, {(void*)&opt_show_error}, "show probing error" },
3192 { "show_format", 0, {(void*)&opt_show_format}, "show format/container info" },
3193 { "show_frames", 0, {(void*)&opt_show_frames}, "show frames info" },
3194 { "show_format_entry", HAS_ARG, {.func_arg = opt_show_format_entry},
3195 "show a particular entry from the format/container info", "entry" },
3196 { "show_entries", HAS_ARG, {.func_arg = opt_show_entries},
3197 "show a set of specified entries", "entry_list" },
3198 { "show_packets", 0, {(void*)&opt_show_packets}, "show packets info" },
3199 { "show_programs", 0, {(void*)&opt_show_programs}, "show programs info" },
3200 { "show_streams", 0, {(void*)&opt_show_streams}, "show streams info" },
3201 { "show_chapters", 0, {(void*)&opt_show_chapters}, "show chapters info" },
3202 { "count_frames", OPT_BOOL, {(void*)&do_count_frames}, "count the number of frames per stream" },
3203 { "count_packets", OPT_BOOL, {(void*)&do_count_packets}, "count the number of packets per stream" },
3204 { "show_program_version", 0, {(void*)&opt_show_program_version}, "show ffprobe version" },
3205 { "show_library_versions", 0, {(void*)&opt_show_library_versions}, "show library versions" },
3206 { "show_versions", 0, {(void*)&opt_show_versions}, "show program and library versions" },
3207 { "show_pixel_formats", 0, {(void*)&opt_show_pixel_formats}, "show pixel format descriptions" },
3208 { "show_private_data", OPT_BOOL, {(void*)&show_private_data}, "show private data" },
3209 { "private", OPT_BOOL, {(void*)&show_private_data}, "same as show_private_data" },
3210 { "bitexact", OPT_BOOL, {&do_bitexact}, "force bitexact output" },
3211 { "read_intervals", HAS_ARG, {.func_arg = opt_read_intervals}, "set read intervals", "read_intervals" },
3212 { "default", HAS_ARG | OPT_AUDIO | OPT_VIDEO | OPT_EXPERT, {.func_arg = opt_default}, "generic catch all option", "" },
3213 { "i", HAS_ARG, {.func_arg = opt_input_file_i}, "read specified file", "input_file"},
3217 static inline int check_section_show_entries(int section_id)
3220 struct section *section = §ions[section_id];
3221 if (sections[section_id].show_all_entries || sections[section_id].entries_to_show)
3223 for (id = section->children_ids; *id != -1; id++)
3224 if (check_section_show_entries(*id))
3229 #define SET_DO_SHOW(id, varname) do { \
3230 if (check_section_show_entries(SECTION_ID_##id)) \
3231 do_show_##varname = 1; \
3234 int main(int argc, char **argv)
3237 WriterContext *wctx;
3239 char *w_name = NULL, *w_args = NULL;
3244 av_log_set_flags(AV_LOG_SKIP_REPEATED);
3245 register_exit(ffprobe_cleanup);
3247 options = real_options;
3248 parse_loglevel(argc, argv, options);
3250 avformat_network_init();
3253 avdevice_register_all();
3256 show_banner(argc, argv, options);
3257 parse_options(NULL, argc, argv, options, opt_input_file);
3259 /* mark things to show, based on -show_entries */
3260 SET_DO_SHOW(CHAPTERS, chapters);
3261 SET_DO_SHOW(ERROR, error);
3262 SET_DO_SHOW(FORMAT, format);
3263 SET_DO_SHOW(FRAMES, frames);
3264 SET_DO_SHOW(LIBRARY_VERSIONS, library_versions);
3265 SET_DO_SHOW(PACKETS, packets);
3266 SET_DO_SHOW(PIXEL_FORMATS, pixel_formats);
3267 SET_DO_SHOW(PIXEL_FORMAT_FLAGS, pixel_format_flags);
3268 SET_DO_SHOW(PIXEL_FORMAT_COMPONENTS, pixel_format_components);
3269 SET_DO_SHOW(PROGRAM_VERSION, program_version);
3270 SET_DO_SHOW(PROGRAMS, programs);
3271 SET_DO_SHOW(STREAMS, streams);
3272 SET_DO_SHOW(STREAM_DISPOSITION, stream_disposition);
3273 SET_DO_SHOW(PROGRAM_STREAM_DISPOSITION, stream_disposition);
3275 SET_DO_SHOW(CHAPTER_TAGS, chapter_tags);
3276 SET_DO_SHOW(FORMAT_TAGS, format_tags);
3277 SET_DO_SHOW(FRAME_TAGS, frame_tags);
3278 SET_DO_SHOW(PROGRAM_TAGS, program_tags);
3279 SET_DO_SHOW(STREAM_TAGS, stream_tags);
3280 SET_DO_SHOW(PROGRAM_STREAM_TAGS, stream_tags);
3281 SET_DO_SHOW(PACKET_TAGS, packet_tags);
3283 if (do_bitexact && (do_show_program_version || do_show_library_versions)) {
3284 av_log(NULL, AV_LOG_ERROR,
3285 "-bitexact and -show_program_version or -show_library_versions "
3286 "options are incompatible\n");
3287 ret = AVERROR(EINVAL);
3291 writer_register_all();
3294 print_format = av_strdup("default");
3295 if (!print_format) {
3296 ret = AVERROR(ENOMEM);
3299 w_name = av_strtok(print_format, "=", &buf);
3302 if (show_data_hash) {
3303 if ((ret = av_hash_alloc(&hash, show_data_hash)) < 0) {
3304 if (ret == AVERROR(EINVAL)) {
3306 av_log(NULL, AV_LOG_ERROR,
3307 "Unknown hash algorithm '%s'\nKnown algorithms:",
3309 for (i = 0; (n = av_hash_names(i)); i++)
3310 av_log(NULL, AV_LOG_ERROR, " %s", n);
3311 av_log(NULL, AV_LOG_ERROR, "\n");
3317 w = writer_get_by_name(w_name);
3319 av_log(NULL, AV_LOG_ERROR, "Unknown output format with name '%s'\n", w_name);
3320 ret = AVERROR(EINVAL);
3324 if ((ret = writer_open(&wctx, w, w_args,
3325 sections, FF_ARRAY_ELEMS(sections))) >= 0) {
3326 if (w == &xml_writer)
3327 wctx->string_validation_utf8_flags |= AV_UTF8_FLAG_EXCLUDE_XML_INVALID_CONTROL_CODES;
3329 writer_print_section_header(wctx, SECTION_ID_ROOT);
3331 if (do_show_program_version)
3332 ffprobe_show_program_version(wctx);
3333 if (do_show_library_versions)
3334 ffprobe_show_library_versions(wctx);
3335 if (do_show_pixel_formats)
3336 ffprobe_show_pixel_formats(wctx);
3338 if (!input_filename &&
3339 ((do_show_format || do_show_programs || do_show_streams || do_show_chapters || do_show_packets || do_show_error) ||
3340 (!do_show_program_version && !do_show_library_versions && !do_show_pixel_formats))) {
3342 av_log(NULL, AV_LOG_ERROR, "You have to specify one input file.\n");
3343 av_log(NULL, AV_LOG_ERROR, "Use -h to get full help or, even better, run 'man %s'.\n", program_name);
3344 ret = AVERROR(EINVAL);
3345 } else if (input_filename) {
3346 ret = probe_file(wctx, input_filename);
3347 if (ret < 0 && do_show_error)
3348 show_error(wctx, ret);
3351 writer_print_section_footer(wctx);
3352 writer_close(&wctx);
3356 av_freep(&print_format);
3357 av_freep(&read_intervals);
3358 av_hash_freep(&hash);
3361 for (i = 0; i < FF_ARRAY_ELEMS(sections); i++)
3362 av_dict_free(&(sections[i].entries_to_show));
3364 avformat_network_deinit();