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/spherical.h"
41 #include "libavutil/stereo3d.h"
42 #include "libavutil/dict.h"
43 #include "libavutil/intreadwrite.h"
44 #include "libavutil/libm.h"
45 #include "libavutil/parseutils.h"
46 #include "libavutil/timecode.h"
47 #include "libavutil/timestamp.h"
48 #include "libavdevice/avdevice.h"
49 #include "libswscale/swscale.h"
50 #include "libswresample/swresample.h"
51 #include "libpostproc/postprocess.h"
54 typedef struct InputStream {
57 AVCodecContext *dec_ctx;
60 typedef struct InputFile {
61 AVFormatContext *fmt_ctx;
67 const char program_name[] = "ffprobe";
68 const int program_birth_year = 2007;
70 static int do_bitexact = 0;
71 static int do_count_frames = 0;
72 static int do_count_packets = 0;
73 static int do_read_frames = 0;
74 static int do_read_packets = 0;
75 static int do_show_chapters = 0;
76 static int do_show_error = 0;
77 static int do_show_format = 0;
78 static int do_show_frames = 0;
79 static int do_show_packets = 0;
80 static int do_show_programs = 0;
81 static int do_show_streams = 0;
82 static int do_show_stream_disposition = 0;
83 static int do_show_data = 0;
84 static int do_show_program_version = 0;
85 static int do_show_library_versions = 0;
86 static int do_show_pixel_formats = 0;
87 static int do_show_pixel_format_flags = 0;
88 static int do_show_pixel_format_components = 0;
90 static int do_show_chapter_tags = 0;
91 static int do_show_format_tags = 0;
92 static int do_show_frame_tags = 0;
93 static int do_show_program_tags = 0;
94 static int do_show_stream_tags = 0;
95 static int do_show_packet_tags = 0;
97 static int show_value_unit = 0;
98 static int use_value_prefix = 0;
99 static int use_byte_value_binary_prefix = 0;
100 static int use_value_sexagesimal_format = 0;
101 static int show_private_data = 1;
103 static char *print_format;
104 static char *stream_specifier;
105 static char *show_data_hash;
107 typedef struct ReadInterval {
108 int id; ///< identifier
109 int64_t start, end; ///< start, end in second/AV_TIME_BASE units
110 int has_start, has_end;
111 int start_is_offset, end_is_offset;
115 static ReadInterval *read_intervals;
116 static int read_intervals_nb = 0;
118 /* section structure definition */
120 #define SECTION_MAX_NB_CHILDREN 10
123 int id; ///< unique id identifying a section
126 #define SECTION_FLAG_IS_WRAPPER 1 ///< the section only contains other sections, but has no data at its own level
127 #define SECTION_FLAG_IS_ARRAY 2 ///< the section contains an array of elements of the same type
128 #define SECTION_FLAG_HAS_VARIABLE_FIELDS 4 ///< the section may contain a variable number of fields with variable keys.
129 /// For these sections the element_name field is mandatory.
131 int children_ids[SECTION_MAX_NB_CHILDREN+1]; ///< list of children section IDS, terminated by -1
132 const char *element_name; ///< name of the contained element, if provided
133 const char *unique_name; ///< unique section name, in case the name is ambiguous
134 AVDictionary *entries_to_show;
135 int show_all_entries;
139 SECTION_ID_NONE = -1,
141 SECTION_ID_CHAPTER_TAGS,
145 SECTION_ID_FORMAT_TAGS,
148 SECTION_ID_FRAME_TAGS,
149 SECTION_ID_FRAME_SIDE_DATA_LIST,
150 SECTION_ID_FRAME_SIDE_DATA,
151 SECTION_ID_LIBRARY_VERSION,
152 SECTION_ID_LIBRARY_VERSIONS,
154 SECTION_ID_PACKET_TAGS,
156 SECTION_ID_PACKETS_AND_FRAMES,
157 SECTION_ID_PACKET_SIDE_DATA_LIST,
158 SECTION_ID_PACKET_SIDE_DATA,
159 SECTION_ID_PIXEL_FORMAT,
160 SECTION_ID_PIXEL_FORMAT_FLAGS,
161 SECTION_ID_PIXEL_FORMAT_COMPONENT,
162 SECTION_ID_PIXEL_FORMAT_COMPONENTS,
163 SECTION_ID_PIXEL_FORMATS,
164 SECTION_ID_PROGRAM_STREAM_DISPOSITION,
165 SECTION_ID_PROGRAM_STREAM_TAGS,
167 SECTION_ID_PROGRAM_STREAMS,
168 SECTION_ID_PROGRAM_STREAM,
169 SECTION_ID_PROGRAM_TAGS,
170 SECTION_ID_PROGRAM_VERSION,
174 SECTION_ID_STREAM_DISPOSITION,
176 SECTION_ID_STREAM_TAGS,
177 SECTION_ID_STREAM_SIDE_DATA_LIST,
178 SECTION_ID_STREAM_SIDE_DATA,
182 static struct section sections[] = {
183 [SECTION_ID_CHAPTERS] = { SECTION_ID_CHAPTERS, "chapters", SECTION_FLAG_IS_ARRAY, { SECTION_ID_CHAPTER, -1 } },
184 [SECTION_ID_CHAPTER] = { SECTION_ID_CHAPTER, "chapter", 0, { SECTION_ID_CHAPTER_TAGS, -1 } },
185 [SECTION_ID_CHAPTER_TAGS] = { SECTION_ID_CHAPTER_TAGS, "tags", SECTION_FLAG_HAS_VARIABLE_FIELDS, { -1 }, .element_name = "tag", .unique_name = "chapter_tags" },
186 [SECTION_ID_ERROR] = { SECTION_ID_ERROR, "error", 0, { -1 } },
187 [SECTION_ID_FORMAT] = { SECTION_ID_FORMAT, "format", 0, { SECTION_ID_FORMAT_TAGS, -1 } },
188 [SECTION_ID_FORMAT_TAGS] = { SECTION_ID_FORMAT_TAGS, "tags", SECTION_FLAG_HAS_VARIABLE_FIELDS, { -1 }, .element_name = "tag", .unique_name = "format_tags" },
189 [SECTION_ID_FRAMES] = { SECTION_ID_FRAMES, "frames", SECTION_FLAG_IS_ARRAY, { SECTION_ID_FRAME, SECTION_ID_SUBTITLE, -1 } },
190 [SECTION_ID_FRAME] = { SECTION_ID_FRAME, "frame", 0, { SECTION_ID_FRAME_TAGS, SECTION_ID_FRAME_SIDE_DATA_LIST, -1 } },
191 [SECTION_ID_FRAME_TAGS] = { SECTION_ID_FRAME_TAGS, "tags", SECTION_FLAG_HAS_VARIABLE_FIELDS, { -1 }, .element_name = "tag", .unique_name = "frame_tags" },
192 [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 }, .element_name = "side_data", .unique_name = "frame_side_data_list" },
193 [SECTION_ID_FRAME_SIDE_DATA] = { SECTION_ID_FRAME_SIDE_DATA, "side_data", 0, { -1 } },
194 [SECTION_ID_LIBRARY_VERSIONS] = { SECTION_ID_LIBRARY_VERSIONS, "library_versions", SECTION_FLAG_IS_ARRAY, { SECTION_ID_LIBRARY_VERSION, -1 } },
195 [SECTION_ID_LIBRARY_VERSION] = { SECTION_ID_LIBRARY_VERSION, "library_version", 0, { -1 } },
196 [SECTION_ID_PACKETS] = { SECTION_ID_PACKETS, "packets", SECTION_FLAG_IS_ARRAY, { SECTION_ID_PACKET, -1} },
197 [SECTION_ID_PACKETS_AND_FRAMES] = { SECTION_ID_PACKETS_AND_FRAMES, "packets_and_frames", SECTION_FLAG_IS_ARRAY, { SECTION_ID_PACKET, -1} },
198 [SECTION_ID_PACKET] = { SECTION_ID_PACKET, "packet", 0, { SECTION_ID_PACKET_TAGS, SECTION_ID_PACKET_SIDE_DATA_LIST, -1 } },
199 [SECTION_ID_PACKET_TAGS] = { SECTION_ID_PACKET_TAGS, "tags", SECTION_FLAG_HAS_VARIABLE_FIELDS, { -1 }, .element_name = "tag", .unique_name = "packet_tags" },
200 [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 }, .element_name = "side_data", .unique_name = "packet_side_data_list" },
201 [SECTION_ID_PACKET_SIDE_DATA] = { SECTION_ID_PACKET_SIDE_DATA, "side_data", 0, { -1 } },
202 [SECTION_ID_PIXEL_FORMATS] = { SECTION_ID_PIXEL_FORMATS, "pixel_formats", SECTION_FLAG_IS_ARRAY, { SECTION_ID_PIXEL_FORMAT, -1 } },
203 [SECTION_ID_PIXEL_FORMAT] = { SECTION_ID_PIXEL_FORMAT, "pixel_format", 0, { SECTION_ID_PIXEL_FORMAT_FLAGS, SECTION_ID_PIXEL_FORMAT_COMPONENTS, -1 } },
204 [SECTION_ID_PIXEL_FORMAT_FLAGS] = { SECTION_ID_PIXEL_FORMAT_FLAGS, "flags", 0, { -1 }, .unique_name = "pixel_format_flags" },
205 [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" },
206 [SECTION_ID_PIXEL_FORMAT_COMPONENT] = { SECTION_ID_PIXEL_FORMAT_COMPONENT, "component", 0, { -1 } },
207 [SECTION_ID_PROGRAM_STREAM_DISPOSITION] = { SECTION_ID_PROGRAM_STREAM_DISPOSITION, "disposition", 0, { -1 }, .unique_name = "program_stream_disposition" },
208 [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" },
209 [SECTION_ID_PROGRAM] = { SECTION_ID_PROGRAM, "program", 0, { SECTION_ID_PROGRAM_TAGS, SECTION_ID_PROGRAM_STREAMS, -1 } },
210 [SECTION_ID_PROGRAM_STREAMS] = { SECTION_ID_PROGRAM_STREAMS, "streams", SECTION_FLAG_IS_ARRAY, { SECTION_ID_PROGRAM_STREAM, -1 }, .unique_name = "program_streams" },
211 [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" },
212 [SECTION_ID_PROGRAM_TAGS] = { SECTION_ID_PROGRAM_TAGS, "tags", SECTION_FLAG_HAS_VARIABLE_FIELDS, { -1 }, .element_name = "tag", .unique_name = "program_tags" },
213 [SECTION_ID_PROGRAM_VERSION] = { SECTION_ID_PROGRAM_VERSION, "program_version", 0, { -1 } },
214 [SECTION_ID_PROGRAMS] = { SECTION_ID_PROGRAMS, "programs", SECTION_FLAG_IS_ARRAY, { SECTION_ID_PROGRAM, -1 } },
215 [SECTION_ID_ROOT] = { SECTION_ID_ROOT, "root", SECTION_FLAG_IS_WRAPPER,
216 { SECTION_ID_CHAPTERS, SECTION_ID_FORMAT, SECTION_ID_FRAMES, SECTION_ID_PROGRAMS, SECTION_ID_STREAMS,
217 SECTION_ID_PACKETS, SECTION_ID_ERROR, SECTION_ID_PROGRAM_VERSION, SECTION_ID_LIBRARY_VERSIONS,
218 SECTION_ID_PIXEL_FORMATS, -1} },
219 [SECTION_ID_STREAMS] = { SECTION_ID_STREAMS, "streams", SECTION_FLAG_IS_ARRAY, { SECTION_ID_STREAM, -1 } },
220 [SECTION_ID_STREAM] = { SECTION_ID_STREAM, "stream", 0, { SECTION_ID_STREAM_DISPOSITION, SECTION_ID_STREAM_TAGS, SECTION_ID_STREAM_SIDE_DATA_LIST, -1 } },
221 [SECTION_ID_STREAM_DISPOSITION] = { SECTION_ID_STREAM_DISPOSITION, "disposition", 0, { -1 }, .unique_name = "stream_disposition" },
222 [SECTION_ID_STREAM_TAGS] = { SECTION_ID_STREAM_TAGS, "tags", SECTION_FLAG_HAS_VARIABLE_FIELDS, { -1 }, .element_name = "tag", .unique_name = "stream_tags" },
223 [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 }, .element_name = "side_data", .unique_name = "stream_side_data_list" },
224 [SECTION_ID_STREAM_SIDE_DATA] = { SECTION_ID_STREAM_SIDE_DATA, "side_data", 0, { -1 } },
225 [SECTION_ID_SUBTITLE] = { SECTION_ID_SUBTITLE, "subtitle", 0, { -1 } },
228 static const OptionDef *options;
230 /* FFprobe context */
231 static const char *input_filename;
232 static AVInputFormat *iformat = NULL;
234 static struct AVHashContext *hash;
236 static const struct {
242 { 1.0, 1.0, "", "" },
243 { 1.024e3, 1e3, "Ki", "K" },
244 { 1.048576e6, 1e6, "Mi", "M" },
245 { 1.073741824e9, 1e9, "Gi", "G" },
246 { 1.099511627776e12, 1e12, "Ti", "T" },
247 { 1.125899906842624e15, 1e15, "Pi", "P" },
250 static const char unit_second_str[] = "s" ;
251 static const char unit_hertz_str[] = "Hz" ;
252 static const char unit_byte_str[] = "byte" ;
253 static const char unit_bit_per_second_str[] = "bit/s";
255 static int nb_streams;
256 static uint64_t *nb_streams_packets;
257 static uint64_t *nb_streams_frames;
258 static int *selected_streams;
260 static void ffprobe_cleanup(int ret)
263 for (i = 0; i < FF_ARRAY_ELEMS(sections); i++)
264 av_dict_free(&(sections[i].entries_to_show));
268 union { double d; long long int i; } val;
272 static char *value_string(char *buf, int buf_size, struct unit_value uv)
278 if (uv.unit == unit_second_str) {
282 vald = vali = uv.val.i;
285 if (uv.unit == unit_second_str && use_value_sexagesimal_format) {
289 mins = (int)secs / 60;
290 secs = secs - mins * 60;
293 snprintf(buf, buf_size, "%d:%02d:%09.6f", hours, mins, secs);
295 const char *prefix_string = "";
297 if (use_value_prefix && vald > 1) {
300 if (uv.unit == unit_byte_str && use_byte_value_binary_prefix) {
301 index = (long long int) (log2(vald)) / 10;
302 index = av_clip(index, 0, FF_ARRAY_ELEMS(si_prefixes) - 1);
303 vald /= si_prefixes[index].bin_val;
304 prefix_string = si_prefixes[index].bin_str;
306 index = (long long int) (log10(vald)) / 3;
307 index = av_clip(index, 0, FF_ARRAY_ELEMS(si_prefixes) - 1);
308 vald /= si_prefixes[index].dec_val;
309 prefix_string = si_prefixes[index].dec_str;
314 if (show_float || (use_value_prefix && vald != (long long int)vald))
315 snprintf(buf, buf_size, "%f", vald);
317 snprintf(buf, buf_size, "%lld", vali);
318 av_strlcatf(buf, buf_size, "%s%s%s", *prefix_string || show_value_unit ? " " : "",
319 prefix_string, show_value_unit ? uv.unit : "");
327 typedef struct WriterContext WriterContext;
329 #define WRITER_FLAG_DISPLAY_OPTIONAL_FIELDS 1
330 #define WRITER_FLAG_PUT_PACKETS_AND_FRAMES_IN_SAME_CHAPTER 2
333 WRITER_STRING_VALIDATION_FAIL,
334 WRITER_STRING_VALIDATION_REPLACE,
335 WRITER_STRING_VALIDATION_IGNORE,
336 WRITER_STRING_VALIDATION_NB
339 typedef struct Writer {
340 const AVClass *priv_class; ///< private class of the writer, if any
341 int priv_size; ///< private size for the writer context
344 int (*init) (WriterContext *wctx);
345 void (*uninit)(WriterContext *wctx);
347 void (*print_section_header)(WriterContext *wctx);
348 void (*print_section_footer)(WriterContext *wctx);
349 void (*print_integer) (WriterContext *wctx, const char *, long long int);
350 void (*print_rational) (WriterContext *wctx, AVRational *q, char *sep);
351 void (*print_string) (WriterContext *wctx, const char *, const char *);
352 int flags; ///< a combination or WRITER_FLAG_*
355 #define SECTION_MAX_NB_LEVELS 10
357 struct WriterContext {
358 const AVClass *class; ///< class of the writer
359 const Writer *writer; ///< the Writer of which this is an instance
360 char *name; ///< name of this writer instance
361 void *priv; ///< private data for use by the filter
363 const struct section *sections; ///< array containing all sections
364 int nb_sections; ///< number of sections
366 int level; ///< current level, starting from 0
368 /** number of the item printed in the given section, starting from 0 */
369 unsigned int nb_item[SECTION_MAX_NB_LEVELS];
371 /** section per each level */
372 const struct section *section[SECTION_MAX_NB_LEVELS];
373 AVBPrint section_pbuf[SECTION_MAX_NB_LEVELS]; ///< generic print buffer dedicated to each section,
374 /// used by various writers
376 unsigned int nb_section_packet; ///< number of the packet section in case we are in "packets_and_frames" section
377 unsigned int nb_section_frame; ///< number of the frame section in case we are in "packets_and_frames" section
378 unsigned int nb_section_packet_frame; ///< nb_section_packet or nb_section_frame according if is_packets_and_frames
380 int string_validation;
381 char *string_validation_replacement;
382 unsigned int string_validation_utf8_flags;
385 static const char *writer_get_name(void *p)
387 WriterContext *wctx = p;
388 return wctx->writer->name;
391 #define OFFSET(x) offsetof(WriterContext, x)
393 static const AVOption writer_options[] = {
394 { "string_validation", "set string validation mode",
395 OFFSET(string_validation), AV_OPT_TYPE_INT, {.i64=WRITER_STRING_VALIDATION_REPLACE}, 0, WRITER_STRING_VALIDATION_NB-1, .unit = "sv" },
396 { "sv", "set string validation mode",
397 OFFSET(string_validation), AV_OPT_TYPE_INT, {.i64=WRITER_STRING_VALIDATION_REPLACE}, 0, WRITER_STRING_VALIDATION_NB-1, .unit = "sv" },
398 { "ignore", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = WRITER_STRING_VALIDATION_IGNORE}, .unit = "sv" },
399 { "replace", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = WRITER_STRING_VALIDATION_REPLACE}, .unit = "sv" },
400 { "fail", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = WRITER_STRING_VALIDATION_FAIL}, .unit = "sv" },
401 { "string_validation_replacement", "set string validation replacement string", OFFSET(string_validation_replacement), AV_OPT_TYPE_STRING, {.str=""}},
402 { "svr", "set string validation replacement string", OFFSET(string_validation_replacement), AV_OPT_TYPE_STRING, {.str="\xEF\xBF\xBD"}},
406 static void *writer_child_next(void *obj, void *prev)
408 WriterContext *ctx = obj;
409 if (!prev && ctx->writer && ctx->writer->priv_class && ctx->priv)
414 static const AVClass writer_class = {
415 .class_name = "Writer",
416 .item_name = writer_get_name,
417 .option = writer_options,
418 .version = LIBAVUTIL_VERSION_INT,
419 .child_next = writer_child_next,
422 static void writer_close(WriterContext **wctx)
429 if ((*wctx)->writer->uninit)
430 (*wctx)->writer->uninit(*wctx);
431 for (i = 0; i < SECTION_MAX_NB_LEVELS; i++)
432 av_bprint_finalize(&(*wctx)->section_pbuf[i], NULL);
433 if ((*wctx)->writer->priv_class)
434 av_opt_free((*wctx)->priv);
435 av_freep(&((*wctx)->priv));
440 static void bprint_bytes(AVBPrint *bp, const uint8_t *ubuf, size_t ubuf_size)
443 av_bprintf(bp, "0X");
444 for (i = 0; i < ubuf_size; i++)
445 av_bprintf(bp, "%02X", ubuf[i]);
449 static int writer_open(WriterContext **wctx, const Writer *writer, const char *args,
450 const struct section *sections, int nb_sections)
454 if (!(*wctx = av_mallocz(sizeof(WriterContext)))) {
455 ret = AVERROR(ENOMEM);
459 if (!((*wctx)->priv = av_mallocz(writer->priv_size))) {
460 ret = AVERROR(ENOMEM);
464 (*wctx)->class = &writer_class;
465 (*wctx)->writer = writer;
467 (*wctx)->sections = sections;
468 (*wctx)->nb_sections = nb_sections;
470 av_opt_set_defaults(*wctx);
472 if (writer->priv_class) {
473 void *priv_ctx = (*wctx)->priv;
474 *((const AVClass **)priv_ctx) = writer->priv_class;
475 av_opt_set_defaults(priv_ctx);
478 /* convert options to dictionary */
480 AVDictionary *opts = NULL;
481 AVDictionaryEntry *opt = NULL;
483 if ((ret = av_dict_parse_string(&opts, args, "=", ":", 0)) < 0) {
484 av_log(*wctx, AV_LOG_ERROR, "Failed to parse option string '%s' provided to writer context\n", args);
489 while ((opt = av_dict_get(opts, "", opt, AV_DICT_IGNORE_SUFFIX))) {
490 if ((ret = av_opt_set(*wctx, opt->key, opt->value, AV_OPT_SEARCH_CHILDREN)) < 0) {
491 av_log(*wctx, AV_LOG_ERROR, "Failed to set option '%s' with value '%s' provided to writer context\n",
492 opt->key, opt->value);
501 /* validate replace string */
503 const uint8_t *p = (*wctx)->string_validation_replacement;
504 const uint8_t *endp = p + strlen(p);
506 const uint8_t *p0 = p;
508 ret = av_utf8_decode(&code, &p, endp, (*wctx)->string_validation_utf8_flags);
511 av_bprint_init(&bp, 0, AV_BPRINT_SIZE_AUTOMATIC);
512 bprint_bytes(&bp, p0, p-p0),
513 av_log(wctx, AV_LOG_ERROR,
514 "Invalid UTF8 sequence %s found in string validation replace '%s'\n",
515 bp.str, (*wctx)->string_validation_replacement);
521 for (i = 0; i < SECTION_MAX_NB_LEVELS; i++)
522 av_bprint_init(&(*wctx)->section_pbuf[i], 1, AV_BPRINT_SIZE_UNLIMITED);
524 if ((*wctx)->writer->init)
525 ret = (*wctx)->writer->init(*wctx);
536 static inline void writer_print_section_header(WriterContext *wctx,
539 int parent_section_id;
541 av_assert0(wctx->level < SECTION_MAX_NB_LEVELS);
542 parent_section_id = wctx->level ?
543 (wctx->section[wctx->level-1])->id : SECTION_ID_NONE;
545 wctx->nb_item[wctx->level] = 0;
546 wctx->section[wctx->level] = &wctx->sections[section_id];
548 if (section_id == SECTION_ID_PACKETS_AND_FRAMES) {
549 wctx->nb_section_packet = wctx->nb_section_frame =
550 wctx->nb_section_packet_frame = 0;
551 } else if (parent_section_id == SECTION_ID_PACKETS_AND_FRAMES) {
552 wctx->nb_section_packet_frame = section_id == SECTION_ID_PACKET ?
553 wctx->nb_section_packet : wctx->nb_section_frame;
556 if (wctx->writer->print_section_header)
557 wctx->writer->print_section_header(wctx);
560 static inline void writer_print_section_footer(WriterContext *wctx)
562 int section_id = wctx->section[wctx->level]->id;
563 int parent_section_id = wctx->level ?
564 wctx->section[wctx->level-1]->id : SECTION_ID_NONE;
566 if (parent_section_id != SECTION_ID_NONE)
567 wctx->nb_item[wctx->level-1]++;
568 if (parent_section_id == SECTION_ID_PACKETS_AND_FRAMES) {
569 if (section_id == SECTION_ID_PACKET) wctx->nb_section_packet++;
570 else wctx->nb_section_frame++;
572 if (wctx->writer->print_section_footer)
573 wctx->writer->print_section_footer(wctx);
577 static inline void writer_print_integer(WriterContext *wctx,
578 const char *key, long long int val)
580 const struct section *section = wctx->section[wctx->level];
582 if (section->show_all_entries || av_dict_get(section->entries_to_show, key, NULL, 0)) {
583 wctx->writer->print_integer(wctx, key, val);
584 wctx->nb_item[wctx->level]++;
588 static inline int validate_string(WriterContext *wctx, char **dstp, const char *src)
590 const uint8_t *p, *endp;
592 int invalid_chars_nb = 0, ret = 0;
594 av_bprint_init(&dstbuf, 0, AV_BPRINT_SIZE_UNLIMITED);
596 endp = src + strlen(src);
597 for (p = (uint8_t *)src; *p;) {
600 const uint8_t *p0 = p;
602 if (av_utf8_decode(&code, &p, endp, wctx->string_validation_utf8_flags) < 0) {
604 av_bprint_init(&bp, 0, AV_BPRINT_SIZE_AUTOMATIC);
605 bprint_bytes(&bp, p0, p-p0);
606 av_log(wctx, AV_LOG_DEBUG,
607 "Invalid UTF-8 sequence %s found in string '%s'\n", bp.str, src);
614 switch (wctx->string_validation) {
615 case WRITER_STRING_VALIDATION_FAIL:
616 av_log(wctx, AV_LOG_ERROR,
617 "Invalid UTF-8 sequence found in string '%s'\n", src);
618 ret = AVERROR_INVALIDDATA;
622 case WRITER_STRING_VALIDATION_REPLACE:
623 av_bprintf(&dstbuf, "%s", wctx->string_validation_replacement);
628 if (!invalid || wctx->string_validation == WRITER_STRING_VALIDATION_IGNORE)
629 av_bprint_append_data(&dstbuf, p0, p-p0);
632 if (invalid_chars_nb && wctx->string_validation == WRITER_STRING_VALIDATION_REPLACE) {
633 av_log(wctx, AV_LOG_WARNING,
634 "%d invalid UTF-8 sequence(s) found in string '%s', replaced with '%s'\n",
635 invalid_chars_nb, src, wctx->string_validation_replacement);
639 av_bprint_finalize(&dstbuf, dstp);
643 #define PRINT_STRING_OPT 1
644 #define PRINT_STRING_VALIDATE 2
646 static inline int writer_print_string(WriterContext *wctx,
647 const char *key, const char *val, int flags)
649 const struct section *section = wctx->section[wctx->level];
652 if ((flags & PRINT_STRING_OPT)
653 && !(wctx->writer->flags & WRITER_FLAG_DISPLAY_OPTIONAL_FIELDS))
656 if (section->show_all_entries || av_dict_get(section->entries_to_show, key, NULL, 0)) {
657 if (flags & PRINT_STRING_VALIDATE) {
658 char *key1 = NULL, *val1 = NULL;
659 ret = validate_string(wctx, &key1, key);
660 if (ret < 0) goto end;
661 ret = validate_string(wctx, &val1, val);
662 if (ret < 0) goto end;
663 wctx->writer->print_string(wctx, key1, val1);
666 av_log(wctx, AV_LOG_ERROR,
667 "Invalid key=value string combination %s=%s in section %s\n",
668 key, val, section->unique_name);
673 wctx->writer->print_string(wctx, key, val);
676 wctx->nb_item[wctx->level]++;
682 static inline void writer_print_rational(WriterContext *wctx,
683 const char *key, AVRational q, char sep)
686 av_bprint_init(&buf, 0, AV_BPRINT_SIZE_AUTOMATIC);
687 av_bprintf(&buf, "%d%c%d", q.num, sep, q.den);
688 writer_print_string(wctx, key, buf.str, 0);
691 static void writer_print_time(WriterContext *wctx, const char *key,
692 int64_t ts, const AVRational *time_base, int is_duration)
696 if ((!is_duration && ts == AV_NOPTS_VALUE) || (is_duration && ts == 0)) {
697 writer_print_string(wctx, key, "N/A", PRINT_STRING_OPT);
699 double d = ts * av_q2d(*time_base);
700 struct unit_value uv;
702 uv.unit = unit_second_str;
703 value_string(buf, sizeof(buf), uv);
704 writer_print_string(wctx, key, buf, 0);
708 static void writer_print_ts(WriterContext *wctx, const char *key, int64_t ts, int is_duration)
710 if ((!is_duration && ts == AV_NOPTS_VALUE) || (is_duration && ts == 0)) {
711 writer_print_string(wctx, key, "N/A", PRINT_STRING_OPT);
713 writer_print_integer(wctx, key, ts);
717 static void writer_print_data(WriterContext *wctx, const char *name,
718 uint8_t *data, int size)
721 int offset = 0, l, i;
723 av_bprint_init(&bp, 0, AV_BPRINT_SIZE_UNLIMITED);
724 av_bprintf(&bp, "\n");
726 av_bprintf(&bp, "%08x: ", offset);
728 for (i = 0; i < l; i++) {
729 av_bprintf(&bp, "%02x", data[i]);
731 av_bprintf(&bp, " ");
733 av_bprint_chars(&bp, ' ', 41 - 2 * i - i / 2);
734 for (i = 0; i < l; i++)
735 av_bprint_chars(&bp, data[i] - 32U < 95 ? data[i] : '.', 1);
736 av_bprintf(&bp, "\n");
741 writer_print_string(wctx, name, bp.str, 0);
742 av_bprint_finalize(&bp, NULL);
745 static void writer_print_data_hash(WriterContext *wctx, const char *name,
746 uint8_t *data, int size)
748 char *p, buf[AV_HASH_MAX_SIZE * 2 + 64] = { 0 };
753 av_hash_update(hash, data, size);
754 snprintf(buf, sizeof(buf), "%s:", av_hash_get_name(hash));
755 p = buf + strlen(buf);
756 av_hash_final_hex(hash, p, buf + sizeof(buf) - p);
757 writer_print_string(wctx, name, buf, 0);
760 static void writer_print_integers(WriterContext *wctx, const char *name,
761 uint8_t *data, int size, const char *format,
762 int columns, int bytes, int offset_add)
765 int offset = 0, l, i;
767 av_bprint_init(&bp, 0, AV_BPRINT_SIZE_UNLIMITED);
768 av_bprintf(&bp, "\n");
770 av_bprintf(&bp, "%08x: ", offset);
771 l = FFMIN(size, columns);
772 for (i = 0; i < l; i++) {
773 if (bytes == 1) av_bprintf(&bp, format, *data);
774 else if (bytes == 2) av_bprintf(&bp, format, AV_RN16(data));
775 else if (bytes == 4) av_bprintf(&bp, format, AV_RN32(data));
779 av_bprintf(&bp, "\n");
780 offset += offset_add;
782 writer_print_string(wctx, name, bp.str, 0);
783 av_bprint_finalize(&bp, NULL);
786 #define MAX_REGISTERED_WRITERS_NB 64
788 static const Writer *registered_writers[MAX_REGISTERED_WRITERS_NB + 1];
790 static int writer_register(const Writer *writer)
792 static int next_registered_writer_idx = 0;
794 if (next_registered_writer_idx == MAX_REGISTERED_WRITERS_NB)
795 return AVERROR(ENOMEM);
797 registered_writers[next_registered_writer_idx++] = writer;
801 static const Writer *writer_get_by_name(const char *name)
805 for (i = 0; registered_writers[i]; i++)
806 if (!strcmp(registered_writers[i]->name, name))
807 return registered_writers[i];
815 #define DEFINE_WRITER_CLASS(name) \
816 static const char *name##_get_name(void *ctx) \
820 static const AVClass name##_class = { \
821 .class_name = #name, \
822 .item_name = name##_get_name, \
823 .option = name##_options \
828 typedef struct DefaultContext {
829 const AVClass *class;
831 int noprint_wrappers;
832 int nested_section[SECTION_MAX_NB_LEVELS];
836 #define OFFSET(x) offsetof(DefaultContext, x)
838 static const AVOption default_options[] = {
839 { "noprint_wrappers", "do not print headers and footers", OFFSET(noprint_wrappers), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
840 { "nw", "do not print headers and footers", OFFSET(noprint_wrappers), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
841 { "nokey", "force no key printing", OFFSET(nokey), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
842 { "nk", "force no key printing", OFFSET(nokey), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
846 DEFINE_WRITER_CLASS(default);
848 /* lame uppercasing routine, assumes the string is lower case ASCII */
849 static inline char *upcase_string(char *dst, size_t dst_size, const char *src)
852 for (i = 0; src[i] && i < dst_size-1; i++)
853 dst[i] = av_toupper(src[i]);
858 static void default_print_section_header(WriterContext *wctx)
860 DefaultContext *def = wctx->priv;
862 const struct section *section = wctx->section[wctx->level];
863 const struct section *parent_section = wctx->level ?
864 wctx->section[wctx->level-1] : NULL;
866 av_bprint_clear(&wctx->section_pbuf[wctx->level]);
867 if (parent_section &&
868 !(parent_section->flags & (SECTION_FLAG_IS_WRAPPER|SECTION_FLAG_IS_ARRAY))) {
869 def->nested_section[wctx->level] = 1;
870 av_bprintf(&wctx->section_pbuf[wctx->level], "%s%s:",
871 wctx->section_pbuf[wctx->level-1].str,
872 upcase_string(buf, sizeof(buf),
873 av_x_if_null(section->element_name, section->name)));
876 if (def->noprint_wrappers || def->nested_section[wctx->level])
879 if (!(section->flags & (SECTION_FLAG_IS_WRAPPER|SECTION_FLAG_IS_ARRAY)))
880 printf("[%s]\n", upcase_string(buf, sizeof(buf), section->name));
883 static void default_print_section_footer(WriterContext *wctx)
885 DefaultContext *def = wctx->priv;
886 const struct section *section = wctx->section[wctx->level];
889 if (def->noprint_wrappers || def->nested_section[wctx->level])
892 if (!(section->flags & (SECTION_FLAG_IS_WRAPPER|SECTION_FLAG_IS_ARRAY)))
893 printf("[/%s]\n", upcase_string(buf, sizeof(buf), section->name));
896 static void default_print_str(WriterContext *wctx, const char *key, const char *value)
898 DefaultContext *def = wctx->priv;
901 printf("%s%s=", wctx->section_pbuf[wctx->level].str, key);
902 printf("%s\n", value);
905 static void default_print_int(WriterContext *wctx, const char *key, long long int value)
907 DefaultContext *def = wctx->priv;
910 printf("%s%s=", wctx->section_pbuf[wctx->level].str, key);
911 printf("%lld\n", value);
914 static const Writer default_writer = {
916 .priv_size = sizeof(DefaultContext),
917 .print_section_header = default_print_section_header,
918 .print_section_footer = default_print_section_footer,
919 .print_integer = default_print_int,
920 .print_string = default_print_str,
921 .flags = WRITER_FLAG_DISPLAY_OPTIONAL_FIELDS,
922 .priv_class = &default_class,
928 * Apply C-language-like string escaping.
930 static const char *c_escape_str(AVBPrint *dst, const char *src, const char sep, void *log_ctx)
934 for (p = src; *p; p++) {
936 case '\b': av_bprintf(dst, "%s", "\\b"); break;
937 case '\f': av_bprintf(dst, "%s", "\\f"); break;
938 case '\n': av_bprintf(dst, "%s", "\\n"); break;
939 case '\r': av_bprintf(dst, "%s", "\\r"); break;
940 case '\\': av_bprintf(dst, "%s", "\\\\"); break;
943 av_bprint_chars(dst, '\\', 1);
944 av_bprint_chars(dst, *p, 1);
951 * Quote fields containing special characters, check RFC4180.
953 static const char *csv_escape_str(AVBPrint *dst, const char *src, const char sep, void *log_ctx)
955 char meta_chars[] = { sep, '"', '\n', '\r', '\0' };
956 int needs_quoting = !!src[strcspn(src, meta_chars)];
959 av_bprint_chars(dst, '"', 1);
961 for (; *src; src++) {
963 av_bprint_chars(dst, '"', 1);
964 av_bprint_chars(dst, *src, 1);
967 av_bprint_chars(dst, '"', 1);
971 static const char *none_escape_str(AVBPrint *dst, const char *src, const char sep, void *log_ctx)
976 typedef struct CompactContext {
977 const AVClass *class;
982 char *escape_mode_str;
983 const char * (*escape_str)(AVBPrint *dst, const char *src, const char sep, void *log_ctx);
984 int nested_section[SECTION_MAX_NB_LEVELS];
985 int has_nested_elems[SECTION_MAX_NB_LEVELS];
986 int terminate_line[SECTION_MAX_NB_LEVELS];
990 #define OFFSET(x) offsetof(CompactContext, x)
992 static const AVOption compact_options[]= {
993 {"item_sep", "set item separator", OFFSET(item_sep_str), AV_OPT_TYPE_STRING, {.str="|"}, CHAR_MIN, CHAR_MAX },
994 {"s", "set item separator", OFFSET(item_sep_str), AV_OPT_TYPE_STRING, {.str="|"}, CHAR_MIN, CHAR_MAX },
995 {"nokey", "force no key printing", OFFSET(nokey), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
996 {"nk", "force no key printing", OFFSET(nokey), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
997 {"escape", "set escape mode", OFFSET(escape_mode_str), AV_OPT_TYPE_STRING, {.str="c"}, CHAR_MIN, CHAR_MAX },
998 {"e", "set escape mode", OFFSET(escape_mode_str), AV_OPT_TYPE_STRING, {.str="c"}, CHAR_MIN, CHAR_MAX },
999 {"print_section", "print section name", OFFSET(print_section), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1000 {"p", "print section name", OFFSET(print_section), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1004 DEFINE_WRITER_CLASS(compact);
1006 static av_cold int compact_init(WriterContext *wctx)
1008 CompactContext *compact = wctx->priv;
1010 if (strlen(compact->item_sep_str) != 1) {
1011 av_log(wctx, AV_LOG_ERROR, "Item separator '%s' specified, but must contain a single character\n",
1012 compact->item_sep_str);
1013 return AVERROR(EINVAL);
1015 compact->item_sep = compact->item_sep_str[0];
1017 if (!strcmp(compact->escape_mode_str, "none")) compact->escape_str = none_escape_str;
1018 else if (!strcmp(compact->escape_mode_str, "c" )) compact->escape_str = c_escape_str;
1019 else if (!strcmp(compact->escape_mode_str, "csv" )) compact->escape_str = csv_escape_str;
1021 av_log(wctx, AV_LOG_ERROR, "Unknown escape mode '%s'\n", compact->escape_mode_str);
1022 return AVERROR(EINVAL);
1028 static void compact_print_section_header(WriterContext *wctx)
1030 CompactContext *compact = wctx->priv;
1031 const struct section *section = wctx->section[wctx->level];
1032 const struct section *parent_section = wctx->level ?
1033 wctx->section[wctx->level-1] : NULL;
1034 compact->terminate_line[wctx->level] = 1;
1035 compact->has_nested_elems[wctx->level] = 0;
1037 av_bprint_clear(&wctx->section_pbuf[wctx->level]);
1038 if (!(section->flags & SECTION_FLAG_IS_ARRAY) && parent_section &&
1039 !(parent_section->flags & (SECTION_FLAG_IS_WRAPPER|SECTION_FLAG_IS_ARRAY))) {
1040 compact->nested_section[wctx->level] = 1;
1041 compact->has_nested_elems[wctx->level-1] = 1;
1042 av_bprintf(&wctx->section_pbuf[wctx->level], "%s%s:",
1043 wctx->section_pbuf[wctx->level-1].str,
1044 (char *)av_x_if_null(section->element_name, section->name));
1045 wctx->nb_item[wctx->level] = wctx->nb_item[wctx->level-1];
1047 if (parent_section && compact->has_nested_elems[wctx->level-1] &&
1048 (section->flags & SECTION_FLAG_IS_ARRAY)) {
1049 compact->terminate_line[wctx->level-1] = 0;
1052 if (compact->print_section &&
1053 !(section->flags & (SECTION_FLAG_IS_WRAPPER|SECTION_FLAG_IS_ARRAY)))
1054 printf("%s%c", section->name, compact->item_sep);
1058 static void compact_print_section_footer(WriterContext *wctx)
1060 CompactContext *compact = wctx->priv;
1062 if (!compact->nested_section[wctx->level] &&
1063 compact->terminate_line[wctx->level] &&
1064 !(wctx->section[wctx->level]->flags & (SECTION_FLAG_IS_WRAPPER|SECTION_FLAG_IS_ARRAY)))
1068 static void compact_print_str(WriterContext *wctx, const char *key, const char *value)
1070 CompactContext *compact = wctx->priv;
1073 if (wctx->nb_item[wctx->level]) printf("%c", compact->item_sep);
1074 if (!compact->nokey)
1075 printf("%s%s=", wctx->section_pbuf[wctx->level].str, key);
1076 av_bprint_init(&buf, 1, AV_BPRINT_SIZE_UNLIMITED);
1077 printf("%s", compact->escape_str(&buf, value, compact->item_sep, wctx));
1078 av_bprint_finalize(&buf, NULL);
1081 static void compact_print_int(WriterContext *wctx, const char *key, long long int value)
1083 CompactContext *compact = wctx->priv;
1085 if (wctx->nb_item[wctx->level]) printf("%c", compact->item_sep);
1086 if (!compact->nokey)
1087 printf("%s%s=", wctx->section_pbuf[wctx->level].str, key);
1088 printf("%lld", value);
1091 static const Writer compact_writer = {
1093 .priv_size = sizeof(CompactContext),
1094 .init = compact_init,
1095 .print_section_header = compact_print_section_header,
1096 .print_section_footer = compact_print_section_footer,
1097 .print_integer = compact_print_int,
1098 .print_string = compact_print_str,
1099 .flags = WRITER_FLAG_DISPLAY_OPTIONAL_FIELDS,
1100 .priv_class = &compact_class,
1106 #define OFFSET(x) offsetof(CompactContext, x)
1108 static const AVOption csv_options[] = {
1109 {"item_sep", "set item separator", OFFSET(item_sep_str), AV_OPT_TYPE_STRING, {.str=","}, CHAR_MIN, CHAR_MAX },
1110 {"s", "set item separator", OFFSET(item_sep_str), AV_OPT_TYPE_STRING, {.str=","}, CHAR_MIN, CHAR_MAX },
1111 {"nokey", "force no key printing", OFFSET(nokey), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1112 {"nk", "force no key printing", OFFSET(nokey), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1113 {"escape", "set escape mode", OFFSET(escape_mode_str), AV_OPT_TYPE_STRING, {.str="csv"}, CHAR_MIN, CHAR_MAX },
1114 {"e", "set escape mode", OFFSET(escape_mode_str), AV_OPT_TYPE_STRING, {.str="csv"}, CHAR_MIN, CHAR_MAX },
1115 {"print_section", "print section name", OFFSET(print_section), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1116 {"p", "print section name", OFFSET(print_section), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1120 DEFINE_WRITER_CLASS(csv);
1122 static const Writer csv_writer = {
1124 .priv_size = sizeof(CompactContext),
1125 .init = compact_init,
1126 .print_section_header = compact_print_section_header,
1127 .print_section_footer = compact_print_section_footer,
1128 .print_integer = compact_print_int,
1129 .print_string = compact_print_str,
1130 .flags = WRITER_FLAG_DISPLAY_OPTIONAL_FIELDS,
1131 .priv_class = &csv_class,
1136 typedef struct FlatContext {
1137 const AVClass *class;
1138 const char *sep_str;
1144 #define OFFSET(x) offsetof(FlatContext, x)
1146 static const AVOption flat_options[]= {
1147 {"sep_char", "set separator", OFFSET(sep_str), AV_OPT_TYPE_STRING, {.str="."}, CHAR_MIN, CHAR_MAX },
1148 {"s", "set separator", OFFSET(sep_str), AV_OPT_TYPE_STRING, {.str="."}, CHAR_MIN, CHAR_MAX },
1149 {"hierarchical", "specify if the section specification should be hierarchical", OFFSET(hierarchical), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1150 {"h", "specify if the section specification should be hierarchical", OFFSET(hierarchical), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1154 DEFINE_WRITER_CLASS(flat);
1156 static av_cold int flat_init(WriterContext *wctx)
1158 FlatContext *flat = wctx->priv;
1160 if (strlen(flat->sep_str) != 1) {
1161 av_log(wctx, AV_LOG_ERROR, "Item separator '%s' specified, but must contain a single character\n",
1163 return AVERROR(EINVAL);
1165 flat->sep = flat->sep_str[0];
1170 static const char *flat_escape_key_str(AVBPrint *dst, const char *src, const char sep)
1174 for (p = src; *p; p++) {
1175 if (!((*p >= '0' && *p <= '9') ||
1176 (*p >= 'a' && *p <= 'z') ||
1177 (*p >= 'A' && *p <= 'Z')))
1178 av_bprint_chars(dst, '_', 1);
1180 av_bprint_chars(dst, *p, 1);
1185 static const char *flat_escape_value_str(AVBPrint *dst, const char *src)
1189 for (p = src; *p; p++) {
1191 case '\n': av_bprintf(dst, "%s", "\\n"); break;
1192 case '\r': av_bprintf(dst, "%s", "\\r"); break;
1193 case '\\': av_bprintf(dst, "%s", "\\\\"); break;
1194 case '"': av_bprintf(dst, "%s", "\\\""); break;
1195 case '`': av_bprintf(dst, "%s", "\\`"); break;
1196 case '$': av_bprintf(dst, "%s", "\\$"); break;
1197 default: av_bprint_chars(dst, *p, 1); break;
1203 static void flat_print_section_header(WriterContext *wctx)
1205 FlatContext *flat = wctx->priv;
1206 AVBPrint *buf = &wctx->section_pbuf[wctx->level];
1207 const struct section *section = wctx->section[wctx->level];
1208 const struct section *parent_section = wctx->level ?
1209 wctx->section[wctx->level-1] : NULL;
1211 /* build section header */
1212 av_bprint_clear(buf);
1213 if (!parent_section)
1215 av_bprintf(buf, "%s", wctx->section_pbuf[wctx->level-1].str);
1217 if (flat->hierarchical ||
1218 !(section->flags & (SECTION_FLAG_IS_ARRAY|SECTION_FLAG_IS_WRAPPER))) {
1219 av_bprintf(buf, "%s%s", wctx->section[wctx->level]->name, flat->sep_str);
1221 if (parent_section->flags & SECTION_FLAG_IS_ARRAY) {
1222 int n = parent_section->id == SECTION_ID_PACKETS_AND_FRAMES ?
1223 wctx->nb_section_packet_frame : wctx->nb_item[wctx->level-1];
1224 av_bprintf(buf, "%d%s", n, flat->sep_str);
1229 static void flat_print_int(WriterContext *wctx, const char *key, long long int value)
1231 printf("%s%s=%lld\n", wctx->section_pbuf[wctx->level].str, key, value);
1234 static void flat_print_str(WriterContext *wctx, const char *key, const char *value)
1236 FlatContext *flat = wctx->priv;
1239 printf("%s", wctx->section_pbuf[wctx->level].str);
1240 av_bprint_init(&buf, 1, AV_BPRINT_SIZE_UNLIMITED);
1241 printf("%s=", flat_escape_key_str(&buf, key, flat->sep));
1242 av_bprint_clear(&buf);
1243 printf("\"%s\"\n", flat_escape_value_str(&buf, value));
1244 av_bprint_finalize(&buf, NULL);
1247 static const Writer flat_writer = {
1249 .priv_size = sizeof(FlatContext),
1251 .print_section_header = flat_print_section_header,
1252 .print_integer = flat_print_int,
1253 .print_string = flat_print_str,
1254 .flags = WRITER_FLAG_DISPLAY_OPTIONAL_FIELDS|WRITER_FLAG_PUT_PACKETS_AND_FRAMES_IN_SAME_CHAPTER,
1255 .priv_class = &flat_class,
1258 /* INI format output */
1260 typedef struct INIContext {
1261 const AVClass *class;
1266 #define OFFSET(x) offsetof(INIContext, x)
1268 static const AVOption ini_options[] = {
1269 {"hierarchical", "specify if the section specification should be hierarchical", OFFSET(hierarchical), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1270 {"h", "specify if the section specification should be hierarchical", OFFSET(hierarchical), AV_OPT_TYPE_BOOL, {.i64=1}, 0, 1 },
1274 DEFINE_WRITER_CLASS(ini);
1276 static char *ini_escape_str(AVBPrint *dst, const char *src)
1281 while (c = src[i++]) {
1283 case '\b': av_bprintf(dst, "%s", "\\b"); break;
1284 case '\f': av_bprintf(dst, "%s", "\\f"); break;
1285 case '\n': av_bprintf(dst, "%s", "\\n"); break;
1286 case '\r': av_bprintf(dst, "%s", "\\r"); break;
1287 case '\t': av_bprintf(dst, "%s", "\\t"); break;
1291 case ':' : av_bprint_chars(dst, '\\', 1);
1293 if ((unsigned char)c < 32)
1294 av_bprintf(dst, "\\x00%02x", c & 0xff);
1296 av_bprint_chars(dst, c, 1);
1303 static void ini_print_section_header(WriterContext *wctx)
1305 INIContext *ini = wctx->priv;
1306 AVBPrint *buf = &wctx->section_pbuf[wctx->level];
1307 const struct section *section = wctx->section[wctx->level];
1308 const struct section *parent_section = wctx->level ?
1309 wctx->section[wctx->level-1] : NULL;
1311 av_bprint_clear(buf);
1312 if (!parent_section) {
1313 printf("# ffprobe output\n\n");
1317 if (wctx->nb_item[wctx->level-1])
1320 av_bprintf(buf, "%s", wctx->section_pbuf[wctx->level-1].str);
1321 if (ini->hierarchical ||
1322 !(section->flags & (SECTION_FLAG_IS_ARRAY|SECTION_FLAG_IS_WRAPPER))) {
1323 av_bprintf(buf, "%s%s", buf->str[0] ? "." : "", wctx->section[wctx->level]->name);
1325 if (parent_section->flags & SECTION_FLAG_IS_ARRAY) {
1326 int n = parent_section->id == SECTION_ID_PACKETS_AND_FRAMES ?
1327 wctx->nb_section_packet_frame : wctx->nb_item[wctx->level-1];
1328 av_bprintf(buf, ".%d", n);
1332 if (!(section->flags & (SECTION_FLAG_IS_ARRAY|SECTION_FLAG_IS_WRAPPER)))
1333 printf("[%s]\n", buf->str);
1336 static void ini_print_str(WriterContext *wctx, const char *key, const char *value)
1340 av_bprint_init(&buf, 1, AV_BPRINT_SIZE_UNLIMITED);
1341 printf("%s=", ini_escape_str(&buf, key));
1342 av_bprint_clear(&buf);
1343 printf("%s\n", ini_escape_str(&buf, value));
1344 av_bprint_finalize(&buf, NULL);
1347 static void ini_print_int(WriterContext *wctx, const char *key, long long int value)
1349 printf("%s=%lld\n", key, value);
1352 static const Writer ini_writer = {
1354 .priv_size = sizeof(INIContext),
1355 .print_section_header = ini_print_section_header,
1356 .print_integer = ini_print_int,
1357 .print_string = ini_print_str,
1358 .flags = WRITER_FLAG_DISPLAY_OPTIONAL_FIELDS|WRITER_FLAG_PUT_PACKETS_AND_FRAMES_IN_SAME_CHAPTER,
1359 .priv_class = &ini_class,
1364 typedef struct JSONContext {
1365 const AVClass *class;
1368 const char *item_sep, *item_start_end;
1372 #define OFFSET(x) offsetof(JSONContext, x)
1374 static const AVOption json_options[]= {
1375 { "compact", "enable compact output", OFFSET(compact), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
1376 { "c", "enable compact output", OFFSET(compact), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
1380 DEFINE_WRITER_CLASS(json);
1382 static av_cold int json_init(WriterContext *wctx)
1384 JSONContext *json = wctx->priv;
1386 json->item_sep = json->compact ? ", " : ",\n";
1387 json->item_start_end = json->compact ? " " : "\n";
1392 static const char *json_escape_str(AVBPrint *dst, const char *src, void *log_ctx)
1394 static const char json_escape[] = {'"', '\\', '\b', '\f', '\n', '\r', '\t', 0};
1395 static const char json_subst[] = {'"', '\\', 'b', 'f', 'n', 'r', 't', 0};
1398 for (p = src; *p; p++) {
1399 char *s = strchr(json_escape, *p);
1401 av_bprint_chars(dst, '\\', 1);
1402 av_bprint_chars(dst, json_subst[s - json_escape], 1);
1403 } else if ((unsigned char)*p < 32) {
1404 av_bprintf(dst, "\\u00%02x", *p & 0xff);
1406 av_bprint_chars(dst, *p, 1);
1412 #define JSON_INDENT() printf("%*c", json->indent_level * 4, ' ')
1414 static void json_print_section_header(WriterContext *wctx)
1416 JSONContext *json = wctx->priv;
1418 const struct section *section = wctx->section[wctx->level];
1419 const struct section *parent_section = wctx->level ?
1420 wctx->section[wctx->level-1] : NULL;
1422 if (wctx->level && wctx->nb_item[wctx->level-1])
1425 if (section->flags & SECTION_FLAG_IS_WRAPPER) {
1427 json->indent_level++;
1429 av_bprint_init(&buf, 1, AV_BPRINT_SIZE_UNLIMITED);
1430 json_escape_str(&buf, section->name, wctx);
1433 json->indent_level++;
1434 if (section->flags & SECTION_FLAG_IS_ARRAY) {
1435 printf("\"%s\": [\n", buf.str);
1436 } else if (parent_section && !(parent_section->flags & SECTION_FLAG_IS_ARRAY)) {
1437 printf("\"%s\": {%s", buf.str, json->item_start_end);
1439 printf("{%s", json->item_start_end);
1441 /* this is required so the parser can distinguish between packets and frames */
1442 if (parent_section && parent_section->id == SECTION_ID_PACKETS_AND_FRAMES) {
1445 printf("\"type\": \"%s\"%s", section->name, json->item_sep);
1448 av_bprint_finalize(&buf, NULL);
1452 static void json_print_section_footer(WriterContext *wctx)
1454 JSONContext *json = wctx->priv;
1455 const struct section *section = wctx->section[wctx->level];
1457 if (wctx->level == 0) {
1458 json->indent_level--;
1460 } else if (section->flags & SECTION_FLAG_IS_ARRAY) {
1462 json->indent_level--;
1466 printf("%s", json->item_start_end);
1467 json->indent_level--;
1474 static inline void json_print_item_str(WriterContext *wctx,
1475 const char *key, const char *value)
1479 av_bprint_init(&buf, 1, AV_BPRINT_SIZE_UNLIMITED);
1480 printf("\"%s\":", json_escape_str(&buf, key, wctx));
1481 av_bprint_clear(&buf);
1482 printf(" \"%s\"", json_escape_str(&buf, value, wctx));
1483 av_bprint_finalize(&buf, NULL);
1486 static void json_print_str(WriterContext *wctx, const char *key, const char *value)
1488 JSONContext *json = wctx->priv;
1490 if (wctx->nb_item[wctx->level])
1491 printf("%s", json->item_sep);
1494 json_print_item_str(wctx, key, value);
1497 static void json_print_int(WriterContext *wctx, const char *key, long long int value)
1499 JSONContext *json = wctx->priv;
1502 if (wctx->nb_item[wctx->level])
1503 printf("%s", json->item_sep);
1507 av_bprint_init(&buf, 1, AV_BPRINT_SIZE_UNLIMITED);
1508 printf("\"%s\": %lld", json_escape_str(&buf, key, wctx), value);
1509 av_bprint_finalize(&buf, NULL);
1512 static const Writer json_writer = {
1514 .priv_size = sizeof(JSONContext),
1516 .print_section_header = json_print_section_header,
1517 .print_section_footer = json_print_section_footer,
1518 .print_integer = json_print_int,
1519 .print_string = json_print_str,
1520 .flags = WRITER_FLAG_PUT_PACKETS_AND_FRAMES_IN_SAME_CHAPTER,
1521 .priv_class = &json_class,
1526 typedef struct XMLContext {
1527 const AVClass *class;
1530 int fully_qualified;
1535 #define OFFSET(x) offsetof(XMLContext, x)
1537 static const AVOption xml_options[] = {
1538 {"fully_qualified", "specify if the output should be fully qualified", OFFSET(fully_qualified), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
1539 {"q", "specify if the output should be fully qualified", OFFSET(fully_qualified), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
1540 {"xsd_strict", "ensure that the output is XSD compliant", OFFSET(xsd_strict), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
1541 {"x", "ensure that the output is XSD compliant", OFFSET(xsd_strict), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1 },
1545 DEFINE_WRITER_CLASS(xml);
1547 static av_cold int xml_init(WriterContext *wctx)
1549 XMLContext *xml = wctx->priv;
1551 if (xml->xsd_strict) {
1552 xml->fully_qualified = 1;
1553 #define CHECK_COMPLIANCE(opt, opt_name) \
1555 av_log(wctx, AV_LOG_ERROR, \
1556 "XSD-compliant output selected but option '%s' was selected, XML output may be non-compliant.\n" \
1557 "You need to disable such option with '-no%s'\n", opt_name, opt_name); \
1558 return AVERROR(EINVAL); \
1560 CHECK_COMPLIANCE(show_private_data, "private");
1561 CHECK_COMPLIANCE(show_value_unit, "unit");
1562 CHECK_COMPLIANCE(use_value_prefix, "prefix");
1564 if (do_show_frames && do_show_packets) {
1565 av_log(wctx, AV_LOG_ERROR,
1566 "Interleaved frames and packets are not allowed in XSD. "
1567 "Select only one between the -show_frames and the -show_packets options.\n");
1568 return AVERROR(EINVAL);
1575 static const char *xml_escape_str(AVBPrint *dst, const char *src, void *log_ctx)
1579 for (p = src; *p; p++) {
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 case '\'': av_bprintf(dst, "%s", "'"); break;
1586 default: av_bprint_chars(dst, *p, 1);
1593 #define XML_INDENT() printf("%*c", xml->indent_level * 4, ' ')
1595 static void xml_print_section_header(WriterContext *wctx)
1597 XMLContext *xml = wctx->priv;
1598 const struct section *section = wctx->section[wctx->level];
1599 const struct section *parent_section = wctx->level ?
1600 wctx->section[wctx->level-1] : NULL;
1602 if (wctx->level == 0) {
1603 const char *qual = " xmlns:xsi='http://www.w3.org/2001/XMLSchema-instance' "
1604 "xmlns:ffprobe='http://www.ffmpeg.org/schema/ffprobe' "
1605 "xsi:schemaLocation='http://www.ffmpeg.org/schema/ffprobe ffprobe.xsd'";
1607 printf("<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n");
1608 printf("<%sffprobe%s>\n",
1609 xml->fully_qualified ? "ffprobe:" : "",
1610 xml->fully_qualified ? qual : "");
1614 if (xml->within_tag) {
1615 xml->within_tag = 0;
1618 if (section->flags & SECTION_FLAG_HAS_VARIABLE_FIELDS) {
1619 xml->indent_level++;
1621 if (parent_section && (parent_section->flags & SECTION_FLAG_IS_WRAPPER) &&
1622 wctx->level && wctx->nb_item[wctx->level-1])
1624 xml->indent_level++;
1626 if (section->flags & SECTION_FLAG_IS_ARRAY) {
1627 XML_INDENT(); printf("<%s>\n", section->name);
1629 XML_INDENT(); printf("<%s ", section->name);
1630 xml->within_tag = 1;
1635 static void xml_print_section_footer(WriterContext *wctx)
1637 XMLContext *xml = wctx->priv;
1638 const struct section *section = wctx->section[wctx->level];
1640 if (wctx->level == 0) {
1641 printf("</%sffprobe>\n", xml->fully_qualified ? "ffprobe:" : "");
1642 } else if (xml->within_tag) {
1643 xml->within_tag = 0;
1645 xml->indent_level--;
1646 } else if (section->flags & SECTION_FLAG_HAS_VARIABLE_FIELDS) {
1647 xml->indent_level--;
1649 XML_INDENT(); printf("</%s>\n", section->name);
1650 xml->indent_level--;
1654 static void xml_print_str(WriterContext *wctx, const char *key, const char *value)
1657 XMLContext *xml = wctx->priv;
1658 const struct section *section = wctx->section[wctx->level];
1660 av_bprint_init(&buf, 1, AV_BPRINT_SIZE_UNLIMITED);
1662 if (section->flags & SECTION_FLAG_HAS_VARIABLE_FIELDS) {
1664 printf("<%s key=\"%s\"",
1665 section->element_name, xml_escape_str(&buf, key, wctx));
1666 av_bprint_clear(&buf);
1667 printf(" value=\"%s\"/>\n", xml_escape_str(&buf, value, wctx));
1669 if (wctx->nb_item[wctx->level])
1671 printf("%s=\"%s\"", key, xml_escape_str(&buf, value, wctx));
1674 av_bprint_finalize(&buf, NULL);
1677 static void xml_print_int(WriterContext *wctx, const char *key, long long int value)
1679 if (wctx->nb_item[wctx->level])
1681 printf("%s=\"%lld\"", key, value);
1684 static Writer xml_writer = {
1686 .priv_size = sizeof(XMLContext),
1688 .print_section_header = xml_print_section_header,
1689 .print_section_footer = xml_print_section_footer,
1690 .print_integer = xml_print_int,
1691 .print_string = xml_print_str,
1692 .flags = WRITER_FLAG_PUT_PACKETS_AND_FRAMES_IN_SAME_CHAPTER,
1693 .priv_class = &xml_class,
1696 static void writer_register_all(void)
1698 static int initialized;
1704 writer_register(&default_writer);
1705 writer_register(&compact_writer);
1706 writer_register(&csv_writer);
1707 writer_register(&flat_writer);
1708 writer_register(&ini_writer);
1709 writer_register(&json_writer);
1710 writer_register(&xml_writer);
1713 #define print_fmt(k, f, ...) do { \
1714 av_bprint_clear(&pbuf); \
1715 av_bprintf(&pbuf, f, __VA_ARGS__); \
1716 writer_print_string(w, k, pbuf.str, 0); \
1719 #define print_int(k, v) writer_print_integer(w, k, v)
1720 #define print_q(k, v, s) writer_print_rational(w, k, v, s)
1721 #define print_str(k, v) writer_print_string(w, k, v, 0)
1722 #define print_str_opt(k, v) writer_print_string(w, k, v, PRINT_STRING_OPT)
1723 #define print_str_validate(k, v) writer_print_string(w, k, v, PRINT_STRING_VALIDATE)
1724 #define print_time(k, v, tb) writer_print_time(w, k, v, tb, 0)
1725 #define print_ts(k, v) writer_print_ts(w, k, v, 0)
1726 #define print_duration_time(k, v, tb) writer_print_time(w, k, v, tb, 1)
1727 #define print_duration_ts(k, v) writer_print_ts(w, k, v, 1)
1728 #define print_val(k, v, u) do { \
1729 struct unit_value uv; \
1732 writer_print_string(w, k, value_string(val_str, sizeof(val_str), uv), 0); \
1735 #define print_section_header(s) writer_print_section_header(w, s)
1736 #define print_section_footer(s) writer_print_section_footer(w, s)
1738 #define REALLOCZ_ARRAY_STREAM(ptr, cur_n, new_n) \
1740 ret = av_reallocp_array(&(ptr), (new_n), sizeof(*(ptr))); \
1743 memset( (ptr) + (cur_n), 0, ((new_n) - (cur_n)) * sizeof(*(ptr)) ); \
1746 static inline int show_tags(WriterContext *w, AVDictionary *tags, int section_id)
1748 AVDictionaryEntry *tag = NULL;
1753 writer_print_section_header(w, section_id);
1755 while ((tag = av_dict_get(tags, "", tag, AV_DICT_IGNORE_SUFFIX))) {
1756 if ((ret = print_str_validate(tag->key, tag->value)) < 0)
1759 writer_print_section_footer(w);
1764 static void print_pkt_side_data(WriterContext *w,
1765 AVCodecParameters *par,
1766 const AVPacketSideData *side_data,
1768 SectionID id_data_list,
1773 writer_print_section_header(w, SECTION_ID_STREAM_SIDE_DATA_LIST);
1774 for (i = 0; i < nb_side_data; i++) {
1775 const AVPacketSideData *sd = &side_data[i];
1776 const char *name = av_packet_side_data_name(sd->type);
1778 writer_print_section_header(w, SECTION_ID_STREAM_SIDE_DATA);
1779 print_str("side_data_type", name ? name : "unknown");
1780 print_int("side_data_size", sd->size);
1781 if (sd->type == AV_PKT_DATA_DISPLAYMATRIX && sd->size >= 9*4) {
1782 writer_print_integers(w, "displaymatrix", sd->data, 9, " %11d", 3, 4, 1);
1783 print_int("rotation", av_display_rotation_get((int32_t *)sd->data));
1784 } else if (sd->type == AV_PKT_DATA_STEREO3D) {
1785 const AVStereo3D *stereo = (AVStereo3D *)sd->data;
1786 print_str("type", av_stereo3d_type_name(stereo->type));
1787 print_int("inverted", !!(stereo->flags & AV_STEREO3D_FLAG_INVERT));
1788 } else if (sd->type == AV_PKT_DATA_SPHERICAL) {
1789 const AVSphericalMapping *spherical = (AVSphericalMapping *)sd->data;
1790 if (spherical->projection == AV_SPHERICAL_EQUIRECTANGULAR)
1791 print_str("projection", "equirectangular");
1792 else if (spherical->projection == AV_SPHERICAL_CUBEMAP) {
1793 print_str("projection", "cubemap");
1794 print_int("padding", spherical->padding);
1795 } else if (spherical->projection == AV_SPHERICAL_EQUIRECTANGULAR_TILE) {
1797 av_spherical_tile_bounds(spherical, par->width, par->height,
1799 print_str("projection", "tiled equirectangular");
1800 print_int("bound_left", l);
1801 print_int("bound_top", t);
1802 print_int("bound_right", r);
1803 print_int("bound_bottom", b);
1805 print_str("projection", "unknown");
1807 print_int("yaw", (double) spherical->yaw / (1 << 16));
1808 print_int("pitch", (double) spherical->pitch / (1 << 16));
1809 print_int("roll", (double) spherical->roll / (1 << 16));
1811 writer_print_section_footer(w);
1813 writer_print_section_footer(w);
1816 static void show_packet(WriterContext *w, InputFile *ifile, AVPacket *pkt, int packet_idx)
1819 AVStream *st = ifile->streams[pkt->stream_index].st;
1823 av_bprint_init(&pbuf, 1, AV_BPRINT_SIZE_UNLIMITED);
1825 writer_print_section_header(w, SECTION_ID_PACKET);
1827 s = av_get_media_type_string(st->codecpar->codec_type);
1828 if (s) print_str ("codec_type", s);
1829 else print_str_opt("codec_type", "unknown");
1830 print_int("stream_index", pkt->stream_index);
1831 print_ts ("pts", pkt->pts);
1832 print_time("pts_time", pkt->pts, &st->time_base);
1833 print_ts ("dts", pkt->dts);
1834 print_time("dts_time", pkt->dts, &st->time_base);
1835 print_duration_ts("duration", pkt->duration);
1836 print_duration_time("duration_time", pkt->duration, &st->time_base);
1837 print_duration_ts("convergence_duration", pkt->convergence_duration);
1838 print_duration_time("convergence_duration_time", pkt->convergence_duration, &st->time_base);
1839 print_val("size", pkt->size, unit_byte_str);
1840 if (pkt->pos != -1) print_fmt ("pos", "%"PRId64, pkt->pos);
1841 else print_str_opt("pos", "N/A");
1842 print_fmt("flags", "%c%c", pkt->flags & AV_PKT_FLAG_KEY ? 'K' : '_',
1843 pkt->flags & AV_PKT_FLAG_DISCARD ? 'D' : '_');
1845 if (pkt->side_data_elems) {
1847 const uint8_t *side_metadata;
1849 side_metadata = av_packet_get_side_data(pkt, AV_PKT_DATA_STRINGS_METADATA, &size);
1850 if (side_metadata && size && do_show_packet_tags) {
1851 AVDictionary *dict = NULL;
1852 if (av_packet_unpack_dictionary(side_metadata, size, &dict) >= 0)
1853 show_tags(w, dict, SECTION_ID_PACKET_TAGS);
1854 av_dict_free(&dict);
1857 print_pkt_side_data(w, st->codecpar, pkt->side_data, pkt->side_data_elems,
1858 SECTION_ID_PACKET_SIDE_DATA_LIST,
1859 SECTION_ID_PACKET_SIDE_DATA);
1863 writer_print_data(w, "data", pkt->data, pkt->size);
1864 writer_print_data_hash(w, "data_hash", pkt->data, pkt->size);
1865 writer_print_section_footer(w);
1867 av_bprint_finalize(&pbuf, NULL);
1871 static void show_subtitle(WriterContext *w, AVSubtitle *sub, AVStream *stream,
1872 AVFormatContext *fmt_ctx)
1876 av_bprint_init(&pbuf, 1, AV_BPRINT_SIZE_UNLIMITED);
1878 writer_print_section_header(w, SECTION_ID_SUBTITLE);
1880 print_str ("media_type", "subtitle");
1881 print_ts ("pts", sub->pts);
1882 print_time("pts_time", sub->pts, &AV_TIME_BASE_Q);
1883 print_int ("format", sub->format);
1884 print_int ("start_display_time", sub->start_display_time);
1885 print_int ("end_display_time", sub->end_display_time);
1886 print_int ("num_rects", sub->num_rects);
1888 writer_print_section_footer(w);
1890 av_bprint_finalize(&pbuf, NULL);
1894 static void show_frame(WriterContext *w, AVFrame *frame, AVStream *stream,
1895 AVFormatContext *fmt_ctx)
1902 av_bprint_init(&pbuf, 1, AV_BPRINT_SIZE_UNLIMITED);
1904 writer_print_section_header(w, SECTION_ID_FRAME);
1906 s = av_get_media_type_string(stream->codecpar->codec_type);
1907 if (s) print_str ("media_type", s);
1908 else print_str_opt("media_type", "unknown");
1909 print_int("stream_index", stream->index);
1910 print_int("key_frame", frame->key_frame);
1911 print_ts ("pkt_pts", frame->pts);
1912 print_time("pkt_pts_time", frame->pts, &stream->time_base);
1913 print_ts ("pkt_dts", frame->pkt_dts);
1914 print_time("pkt_dts_time", frame->pkt_dts, &stream->time_base);
1915 print_ts ("best_effort_timestamp", av_frame_get_best_effort_timestamp(frame));
1916 print_time("best_effort_timestamp_time", av_frame_get_best_effort_timestamp(frame), &stream->time_base);
1917 print_duration_ts ("pkt_duration", av_frame_get_pkt_duration(frame));
1918 print_duration_time("pkt_duration_time", av_frame_get_pkt_duration(frame), &stream->time_base);
1919 if (av_frame_get_pkt_pos (frame) != -1) print_fmt ("pkt_pos", "%"PRId64, av_frame_get_pkt_pos(frame));
1920 else print_str_opt("pkt_pos", "N/A");
1921 if (av_frame_get_pkt_size(frame) != -1) print_val ("pkt_size", av_frame_get_pkt_size(frame), unit_byte_str);
1922 else print_str_opt("pkt_size", "N/A");
1924 switch (stream->codecpar->codec_type) {
1927 case AVMEDIA_TYPE_VIDEO:
1928 print_int("width", frame->width);
1929 print_int("height", frame->height);
1930 s = av_get_pix_fmt_name(frame->format);
1931 if (s) print_str ("pix_fmt", s);
1932 else print_str_opt("pix_fmt", "unknown");
1933 sar = av_guess_sample_aspect_ratio(fmt_ctx, stream, frame);
1935 print_q("sample_aspect_ratio", sar, ':');
1937 print_str_opt("sample_aspect_ratio", "N/A");
1939 print_fmt("pict_type", "%c", av_get_picture_type_char(frame->pict_type));
1940 print_int("coded_picture_number", frame->coded_picture_number);
1941 print_int("display_picture_number", frame->display_picture_number);
1942 print_int("interlaced_frame", frame->interlaced_frame);
1943 print_int("top_field_first", frame->top_field_first);
1944 print_int("repeat_pict", frame->repeat_pict);
1947 case AVMEDIA_TYPE_AUDIO:
1948 s = av_get_sample_fmt_name(frame->format);
1949 if (s) print_str ("sample_fmt", s);
1950 else print_str_opt("sample_fmt", "unknown");
1951 print_int("nb_samples", frame->nb_samples);
1952 print_int("channels", av_frame_get_channels(frame));
1953 if (av_frame_get_channel_layout(frame)) {
1954 av_bprint_clear(&pbuf);
1955 av_bprint_channel_layout(&pbuf, av_frame_get_channels(frame),
1956 av_frame_get_channel_layout(frame));
1957 print_str ("channel_layout", pbuf.str);
1959 print_str_opt("channel_layout", "unknown");
1962 if (do_show_frame_tags)
1963 show_tags(w, av_frame_get_metadata(frame), SECTION_ID_FRAME_TAGS);
1964 if (frame->nb_side_data) {
1965 writer_print_section_header(w, SECTION_ID_FRAME_SIDE_DATA_LIST);
1966 for (i = 0; i < frame->nb_side_data; i++) {
1967 AVFrameSideData *sd = frame->side_data[i];
1970 writer_print_section_header(w, SECTION_ID_FRAME_SIDE_DATA);
1971 name = av_frame_side_data_name(sd->type);
1972 print_str("side_data_type", name ? name : "unknown");
1973 print_int("side_data_size", sd->size);
1974 if (sd->type == AV_FRAME_DATA_DISPLAYMATRIX && sd->size >= 9*4) {
1975 writer_print_integers(w, "displaymatrix", sd->data, 9, " %11d", 3, 4, 1);
1976 print_int("rotation", av_display_rotation_get((int32_t *)sd->data));
1977 } else if (sd->type == AV_FRAME_DATA_GOP_TIMECODE && sd->size >= 8) {
1978 char tcbuf[AV_TIMECODE_STR_SIZE];
1979 av_timecode_make_mpeg_tc_string(tcbuf, *(int64_t *)(sd->data));
1980 print_str("timecode", tcbuf);
1982 writer_print_section_footer(w);
1984 writer_print_section_footer(w);
1987 writer_print_section_footer(w);
1989 av_bprint_finalize(&pbuf, NULL);
1993 static av_always_inline int process_frame(WriterContext *w,
1995 AVFrame *frame, AVPacket *pkt)
1997 AVFormatContext *fmt_ctx = ifile->fmt_ctx;
1998 AVCodecContext *dec_ctx = ifile->streams[pkt->stream_index].dec_ctx;
1999 AVCodecParameters *par = ifile->streams[pkt->stream_index].st->codecpar;
2001 int ret = 0, got_frame = 0;
2003 if (dec_ctx && dec_ctx->codec) {
2004 switch (par->codec_type) {
2005 case AVMEDIA_TYPE_VIDEO:
2006 ret = avcodec_decode_video2(dec_ctx, frame, &got_frame, pkt);
2009 case AVMEDIA_TYPE_AUDIO:
2010 ret = avcodec_decode_audio4(dec_ctx, frame, &got_frame, pkt);
2013 case AVMEDIA_TYPE_SUBTITLE:
2014 ret = avcodec_decode_subtitle2(dec_ctx, &sub, &got_frame, pkt);
2021 ret = FFMIN(ret, pkt->size); /* guard against bogus return values */
2025 int is_sub = (par->codec_type == AVMEDIA_TYPE_SUBTITLE);
2026 nb_streams_frames[pkt->stream_index]++;
2029 show_subtitle(w, &sub, ifile->streams[pkt->stream_index].st, fmt_ctx);
2031 show_frame(w, frame, ifile->streams[pkt->stream_index].st, fmt_ctx);
2033 avsubtitle_free(&sub);
2038 static void log_read_interval(const ReadInterval *interval, void *log_ctx, int log_level)
2040 av_log(log_ctx, log_level, "id:%d", interval->id);
2042 if (interval->has_start) {
2043 av_log(log_ctx, log_level, " start:%s%s", interval->start_is_offset ? "+" : "",
2044 av_ts2timestr(interval->start, &AV_TIME_BASE_Q));
2046 av_log(log_ctx, log_level, " start:N/A");
2049 if (interval->has_end) {
2050 av_log(log_ctx, log_level, " end:%s", interval->end_is_offset ? "+" : "");
2051 if (interval->duration_frames)
2052 av_log(log_ctx, log_level, "#%"PRId64, interval->end);
2054 av_log(log_ctx, log_level, "%s", av_ts2timestr(interval->end, &AV_TIME_BASE_Q));
2056 av_log(log_ctx, log_level, " end:N/A");
2059 av_log(log_ctx, log_level, "\n");
2062 static int read_interval_packets(WriterContext *w, InputFile *ifile,
2063 const ReadInterval *interval, int64_t *cur_ts)
2065 AVFormatContext *fmt_ctx = ifile->fmt_ctx;
2067 AVFrame *frame = NULL;
2068 int ret = 0, i = 0, frame_count = 0;
2069 int64_t start = -INT64_MAX, end = interval->end;
2070 int has_start = 0, has_end = interval->has_end && !interval->end_is_offset;
2072 av_init_packet(&pkt);
2074 av_log(NULL, AV_LOG_VERBOSE, "Processing read interval ");
2075 log_read_interval(interval, NULL, AV_LOG_VERBOSE);
2077 if (interval->has_start) {
2079 if (interval->start_is_offset) {
2080 if (*cur_ts == AV_NOPTS_VALUE) {
2081 av_log(NULL, AV_LOG_ERROR,
2082 "Could not seek to relative position since current "
2083 "timestamp is not defined\n");
2084 ret = AVERROR(EINVAL);
2087 target = *cur_ts + interval->start;
2089 target = interval->start;
2092 av_log(NULL, AV_LOG_VERBOSE, "Seeking to read interval start point %s\n",
2093 av_ts2timestr(target, &AV_TIME_BASE_Q));
2094 if ((ret = avformat_seek_file(fmt_ctx, -1, -INT64_MAX, target, INT64_MAX, 0)) < 0) {
2095 av_log(NULL, AV_LOG_ERROR, "Could not seek to position %"PRId64": %s\n",
2096 interval->start, av_err2str(ret));
2101 frame = av_frame_alloc();
2103 ret = AVERROR(ENOMEM);
2106 while (!av_read_frame(fmt_ctx, &pkt)) {
2107 if (ifile->nb_streams > nb_streams) {
2108 REALLOCZ_ARRAY_STREAM(nb_streams_frames, nb_streams, fmt_ctx->nb_streams);
2109 REALLOCZ_ARRAY_STREAM(nb_streams_packets, nb_streams, fmt_ctx->nb_streams);
2110 REALLOCZ_ARRAY_STREAM(selected_streams, nb_streams, fmt_ctx->nb_streams);
2111 nb_streams = ifile->nb_streams;
2113 if (selected_streams[pkt.stream_index]) {
2114 AVRational tb = ifile->streams[pkt.stream_index].st->time_base;
2116 if (pkt.pts != AV_NOPTS_VALUE)
2117 *cur_ts = av_rescale_q(pkt.pts, tb, AV_TIME_BASE_Q);
2119 if (!has_start && *cur_ts != AV_NOPTS_VALUE) {
2124 if (has_start && !has_end && interval->end_is_offset) {
2125 end = start + interval->end;
2129 if (interval->end_is_offset && interval->duration_frames) {
2130 if (frame_count >= interval->end)
2132 } else if (has_end && *cur_ts != AV_NOPTS_VALUE && *cur_ts >= end) {
2137 if (do_read_packets) {
2138 if (do_show_packets)
2139 show_packet(w, ifile, &pkt, i++);
2140 nb_streams_packets[pkt.stream_index]++;
2142 if (do_read_frames) {
2144 while (pkt1.size && process_frame(w, ifile, frame, &pkt1) > 0);
2147 av_packet_unref(&pkt);
2149 av_init_packet(&pkt);
2152 //Flush remaining frames that are cached in the decoder
2153 for (i = 0; i < fmt_ctx->nb_streams; i++) {
2154 pkt.stream_index = i;
2156 while (process_frame(w, ifile, frame, &pkt) > 0);
2160 av_frame_free(&frame);
2162 av_log(NULL, AV_LOG_ERROR, "Could not read packets in interval ");
2163 log_read_interval(interval, NULL, AV_LOG_ERROR);
2168 static int read_packets(WriterContext *w, InputFile *ifile)
2170 AVFormatContext *fmt_ctx = ifile->fmt_ctx;
2172 int64_t cur_ts = fmt_ctx->start_time;
2174 if (read_intervals_nb == 0) {
2175 ReadInterval interval = (ReadInterval) { .has_start = 0, .has_end = 0 };
2176 ret = read_interval_packets(w, ifile, &interval, &cur_ts);
2178 for (i = 0; i < read_intervals_nb; i++) {
2179 ret = read_interval_packets(w, ifile, &read_intervals[i], &cur_ts);
2188 static int show_stream(WriterContext *w, AVFormatContext *fmt_ctx, int stream_idx, InputStream *ist, int in_program)
2190 AVStream *stream = ist->st;
2191 AVCodecParameters *par;
2192 AVCodecContext *dec_ctx;
2195 AVRational sar, dar;
2197 const AVCodecDescriptor *cd;
2199 const char *profile = NULL;
2201 av_bprint_init(&pbuf, 1, AV_BPRINT_SIZE_UNLIMITED);
2203 writer_print_section_header(w, in_program ? SECTION_ID_PROGRAM_STREAM : SECTION_ID_STREAM);
2205 print_int("index", stream->index);
2207 par = stream->codecpar;
2208 dec_ctx = ist->dec_ctx;
2209 if (cd = avcodec_descriptor_get(par->codec_id)) {
2210 print_str("codec_name", cd->name);
2212 print_str("codec_long_name",
2213 cd->long_name ? cd->long_name : "unknown");
2216 print_str_opt("codec_name", "unknown");
2218 print_str_opt("codec_long_name", "unknown");
2222 if (!do_bitexact && (profile = avcodec_profile_name(par->codec_id, par->profile)))
2223 print_str("profile", profile);
2225 if (par->profile != FF_PROFILE_UNKNOWN) {
2226 char profile_num[12];
2227 snprintf(profile_num, sizeof(profile_num), "%d", par->profile);
2228 print_str("profile", profile_num);
2230 print_str_opt("profile", "unknown");
2233 s = av_get_media_type_string(par->codec_type);
2234 if (s) print_str ("codec_type", s);
2235 else print_str_opt("codec_type", "unknown");
2236 #if FF_API_LAVF_AVCTX
2238 print_q("codec_time_base", dec_ctx->time_base, '/');
2241 /* print AVI/FourCC tag */
2242 av_get_codec_tag_string(val_str, sizeof(val_str), par->codec_tag);
2243 print_str("codec_tag_string", val_str);
2244 print_fmt("codec_tag", "0x%04x", par->codec_tag);
2246 switch (par->codec_type) {
2247 case AVMEDIA_TYPE_VIDEO:
2248 print_int("width", par->width);
2249 print_int("height", par->height);
2251 print_int("coded_width", dec_ctx->coded_width);
2252 print_int("coded_height", dec_ctx->coded_height);
2254 print_int("has_b_frames", par->video_delay);
2255 sar = av_guess_sample_aspect_ratio(fmt_ctx, stream, NULL);
2257 print_q("sample_aspect_ratio", sar, ':');
2258 av_reduce(&dar.num, &dar.den,
2259 par->width * sar.num,
2260 par->height * sar.den,
2262 print_q("display_aspect_ratio", dar, ':');
2264 print_str_opt("sample_aspect_ratio", "N/A");
2265 print_str_opt("display_aspect_ratio", "N/A");
2267 s = av_get_pix_fmt_name(par->format);
2268 if (s) print_str ("pix_fmt", s);
2269 else print_str_opt("pix_fmt", "unknown");
2270 print_int("level", par->level);
2271 if (par->color_range != AVCOL_RANGE_UNSPECIFIED)
2272 print_str ("color_range", av_color_range_name(par->color_range));
2274 print_str_opt("color_range", "N/A");
2276 s = av_get_colorspace_name(par->color_space);
2277 if (s) print_str ("color_space", s);
2278 else print_str_opt("color_space", "unknown");
2280 if (par->color_trc != AVCOL_TRC_UNSPECIFIED)
2281 print_str("color_transfer", av_color_transfer_name(par->color_trc));
2283 print_str_opt("color_transfer", av_color_transfer_name(par->color_trc));
2285 if (par->color_primaries != AVCOL_PRI_UNSPECIFIED)
2286 print_str("color_primaries", av_color_primaries_name(par->color_primaries));
2288 print_str_opt("color_primaries", av_color_primaries_name(par->color_primaries));
2290 if (par->chroma_location != AVCHROMA_LOC_UNSPECIFIED)
2291 print_str("chroma_location", av_chroma_location_name(par->chroma_location));
2293 print_str_opt("chroma_location", av_chroma_location_name(par->chroma_location));
2295 if (par->field_order == AV_FIELD_PROGRESSIVE)
2296 print_str("field_order", "progressive");
2297 else if (par->field_order == AV_FIELD_TT)
2298 print_str("field_order", "tt");
2299 else if (par->field_order == AV_FIELD_BB)
2300 print_str("field_order", "bb");
2301 else if (par->field_order == AV_FIELD_TB)
2302 print_str("field_order", "tb");
2303 else if (par->field_order == AV_FIELD_BT)
2304 print_str("field_order", "bt");
2306 print_str_opt("field_order", "unknown");
2308 #if FF_API_PRIVATE_OPT
2309 if (dec_ctx && dec_ctx->timecode_frame_start >= 0) {
2310 char tcbuf[AV_TIMECODE_STR_SIZE];
2311 av_timecode_make_mpeg_tc_string(tcbuf, dec_ctx->timecode_frame_start);
2312 print_str("timecode", tcbuf);
2314 print_str_opt("timecode", "N/A");
2318 print_int("refs", dec_ctx->refs);
2321 case AVMEDIA_TYPE_AUDIO:
2322 s = av_get_sample_fmt_name(par->format);
2323 if (s) print_str ("sample_fmt", s);
2324 else print_str_opt("sample_fmt", "unknown");
2325 print_val("sample_rate", par->sample_rate, unit_hertz_str);
2326 print_int("channels", par->channels);
2328 if (par->channel_layout) {
2329 av_bprint_clear(&pbuf);
2330 av_bprint_channel_layout(&pbuf, par->channels, par->channel_layout);
2331 print_str ("channel_layout", pbuf.str);
2333 print_str_opt("channel_layout", "unknown");
2336 print_int("bits_per_sample", av_get_bits_per_sample(par->codec_id));
2339 case AVMEDIA_TYPE_SUBTITLE:
2341 print_int("width", par->width);
2343 print_str_opt("width", "N/A");
2345 print_int("height", par->height);
2347 print_str_opt("height", "N/A");
2351 if (dec_ctx && dec_ctx->codec && dec_ctx->codec->priv_class && show_private_data) {
2352 const AVOption *opt = NULL;
2353 while (opt = av_opt_next(dec_ctx->priv_data,opt)) {
2355 if (opt->flags) continue;
2356 if (av_opt_get(dec_ctx->priv_data, opt->name, 0, &str) >= 0) {
2357 print_str(opt->name, str);
2363 if (fmt_ctx->iformat->flags & AVFMT_SHOW_IDS) print_fmt ("id", "0x%x", stream->id);
2364 else print_str_opt("id", "N/A");
2365 print_q("r_frame_rate", stream->r_frame_rate, '/');
2366 print_q("avg_frame_rate", stream->avg_frame_rate, '/');
2367 print_q("time_base", stream->time_base, '/');
2368 print_ts ("start_pts", stream->start_time);
2369 print_time("start_time", stream->start_time, &stream->time_base);
2370 print_ts ("duration_ts", stream->duration);
2371 print_time("duration", stream->duration, &stream->time_base);
2372 if (par->bit_rate > 0) print_val ("bit_rate", par->bit_rate, unit_bit_per_second_str);
2373 else print_str_opt("bit_rate", "N/A");
2374 #if FF_API_LAVF_AVCTX
2375 if (stream->codec->rc_max_rate > 0) print_val ("max_bit_rate", stream->codec->rc_max_rate, unit_bit_per_second_str);
2376 else print_str_opt("max_bit_rate", "N/A");
2378 if (dec_ctx && dec_ctx->bits_per_raw_sample > 0) print_fmt("bits_per_raw_sample", "%d", dec_ctx->bits_per_raw_sample);
2379 else print_str_opt("bits_per_raw_sample", "N/A");
2380 if (stream->nb_frames) print_fmt ("nb_frames", "%"PRId64, stream->nb_frames);
2381 else print_str_opt("nb_frames", "N/A");
2382 if (nb_streams_frames[stream_idx]) print_fmt ("nb_read_frames", "%"PRIu64, nb_streams_frames[stream_idx]);
2383 else print_str_opt("nb_read_frames", "N/A");
2384 if (nb_streams_packets[stream_idx]) print_fmt ("nb_read_packets", "%"PRIu64, nb_streams_packets[stream_idx]);
2385 else print_str_opt("nb_read_packets", "N/A");
2387 writer_print_data(w, "extradata", par->extradata,
2388 par->extradata_size);
2389 writer_print_data_hash(w, "extradata_hash", par->extradata,
2390 par->extradata_size);
2392 /* Print disposition information */
2393 #define PRINT_DISPOSITION(flagname, name) do { \
2394 print_int(name, !!(stream->disposition & AV_DISPOSITION_##flagname)); \
2397 if (do_show_stream_disposition) {
2398 writer_print_section_header(w, in_program ? SECTION_ID_PROGRAM_STREAM_DISPOSITION : SECTION_ID_STREAM_DISPOSITION);
2399 PRINT_DISPOSITION(DEFAULT, "default");
2400 PRINT_DISPOSITION(DUB, "dub");
2401 PRINT_DISPOSITION(ORIGINAL, "original");
2402 PRINT_DISPOSITION(COMMENT, "comment");
2403 PRINT_DISPOSITION(LYRICS, "lyrics");
2404 PRINT_DISPOSITION(KARAOKE, "karaoke");
2405 PRINT_DISPOSITION(FORCED, "forced");
2406 PRINT_DISPOSITION(HEARING_IMPAIRED, "hearing_impaired");
2407 PRINT_DISPOSITION(VISUAL_IMPAIRED, "visual_impaired");
2408 PRINT_DISPOSITION(CLEAN_EFFECTS, "clean_effects");
2409 PRINT_DISPOSITION(ATTACHED_PIC, "attached_pic");
2410 PRINT_DISPOSITION(TIMED_THUMBNAILS, "timed_thumbnails");
2411 writer_print_section_footer(w);
2414 if (do_show_stream_tags)
2415 ret = show_tags(w, stream->metadata, in_program ? SECTION_ID_PROGRAM_STREAM_TAGS : SECTION_ID_STREAM_TAGS);
2417 if (stream->nb_side_data) {
2418 print_pkt_side_data(w, stream->codecpar, stream->side_data, stream->nb_side_data,
2419 SECTION_ID_STREAM_SIDE_DATA_LIST,
2420 SECTION_ID_STREAM_SIDE_DATA);
2423 writer_print_section_footer(w);
2424 av_bprint_finalize(&pbuf, NULL);
2430 static int show_streams(WriterContext *w, InputFile *ifile)
2432 AVFormatContext *fmt_ctx = ifile->fmt_ctx;
2435 writer_print_section_header(w, SECTION_ID_STREAMS);
2436 for (i = 0; i < ifile->nb_streams; i++)
2437 if (selected_streams[i]) {
2438 ret = show_stream(w, fmt_ctx, i, &ifile->streams[i], 0);
2442 writer_print_section_footer(w);
2447 static int show_program(WriterContext *w, InputFile *ifile, AVProgram *program)
2449 AVFormatContext *fmt_ctx = ifile->fmt_ctx;
2452 writer_print_section_header(w, SECTION_ID_PROGRAM);
2453 print_int("program_id", program->id);
2454 print_int("program_num", program->program_num);
2455 print_int("nb_streams", program->nb_stream_indexes);
2456 print_int("pmt_pid", program->pmt_pid);
2457 print_int("pcr_pid", program->pcr_pid);
2458 print_ts("start_pts", program->start_time);
2459 print_time("start_time", program->start_time, &AV_TIME_BASE_Q);
2460 print_ts("end_pts", program->end_time);
2461 print_time("end_time", program->end_time, &AV_TIME_BASE_Q);
2462 if (do_show_program_tags)
2463 ret = show_tags(w, program->metadata, SECTION_ID_PROGRAM_TAGS);
2467 writer_print_section_header(w, SECTION_ID_PROGRAM_STREAMS);
2468 for (i = 0; i < program->nb_stream_indexes; i++) {
2469 if (selected_streams[program->stream_index[i]]) {
2470 ret = show_stream(w, fmt_ctx, program->stream_index[i], &ifile->streams[program->stream_index[i]], 1);
2475 writer_print_section_footer(w);
2478 writer_print_section_footer(w);
2482 static int show_programs(WriterContext *w, InputFile *ifile)
2484 AVFormatContext *fmt_ctx = ifile->fmt_ctx;
2487 writer_print_section_header(w, SECTION_ID_PROGRAMS);
2488 for (i = 0; i < fmt_ctx->nb_programs; i++) {
2489 AVProgram *program = fmt_ctx->programs[i];
2492 ret = show_program(w, ifile, program);
2496 writer_print_section_footer(w);
2500 static int show_chapters(WriterContext *w, InputFile *ifile)
2502 AVFormatContext *fmt_ctx = ifile->fmt_ctx;
2505 writer_print_section_header(w, SECTION_ID_CHAPTERS);
2506 for (i = 0; i < fmt_ctx->nb_chapters; i++) {
2507 AVChapter *chapter = fmt_ctx->chapters[i];
2509 writer_print_section_header(w, SECTION_ID_CHAPTER);
2510 print_int("id", chapter->id);
2511 print_q ("time_base", chapter->time_base, '/');
2512 print_int("start", chapter->start);
2513 print_time("start_time", chapter->start, &chapter->time_base);
2514 print_int("end", chapter->end);
2515 print_time("end_time", chapter->end, &chapter->time_base);
2516 if (do_show_chapter_tags)
2517 ret = show_tags(w, chapter->metadata, SECTION_ID_CHAPTER_TAGS);
2518 writer_print_section_footer(w);
2520 writer_print_section_footer(w);
2525 static int show_format(WriterContext *w, InputFile *ifile)
2527 AVFormatContext *fmt_ctx = ifile->fmt_ctx;
2529 int64_t size = fmt_ctx->pb ? avio_size(fmt_ctx->pb) : -1;
2532 writer_print_section_header(w, SECTION_ID_FORMAT);
2533 print_str_validate("filename", fmt_ctx->filename);
2534 print_int("nb_streams", fmt_ctx->nb_streams);
2535 print_int("nb_programs", fmt_ctx->nb_programs);
2536 print_str("format_name", fmt_ctx->iformat->name);
2538 if (fmt_ctx->iformat->long_name) print_str ("format_long_name", fmt_ctx->iformat->long_name);
2539 else print_str_opt("format_long_name", "unknown");
2541 print_time("start_time", fmt_ctx->start_time, &AV_TIME_BASE_Q);
2542 print_time("duration", fmt_ctx->duration, &AV_TIME_BASE_Q);
2543 if (size >= 0) print_val ("size", size, unit_byte_str);
2544 else print_str_opt("size", "N/A");
2545 if (fmt_ctx->bit_rate > 0) print_val ("bit_rate", fmt_ctx->bit_rate, unit_bit_per_second_str);
2546 else print_str_opt("bit_rate", "N/A");
2547 print_int("probe_score", av_format_get_probe_score(fmt_ctx));
2548 if (do_show_format_tags)
2549 ret = show_tags(w, fmt_ctx->metadata, SECTION_ID_FORMAT_TAGS);
2551 writer_print_section_footer(w);
2556 static void show_error(WriterContext *w, int err)
2559 const char *errbuf_ptr = errbuf;
2561 if (av_strerror(err, errbuf, sizeof(errbuf)) < 0)
2562 errbuf_ptr = strerror(AVUNERROR(err));
2564 writer_print_section_header(w, SECTION_ID_ERROR);
2565 print_int("code", err);
2566 print_str("string", errbuf_ptr);
2567 writer_print_section_footer(w);
2570 static int open_input_file(InputFile *ifile, const char *filename)
2572 int err, i, orig_nb_streams;
2573 AVFormatContext *fmt_ctx = NULL;
2574 AVDictionaryEntry *t;
2575 AVDictionary **opts;
2576 int scan_all_pmts_set = 0;
2578 fmt_ctx = avformat_alloc_context();
2580 print_error(filename, AVERROR(ENOMEM));
2584 fmt_ctx->flags |= AVFMT_FLAG_KEEP_SIDE_DATA;
2586 if (!av_dict_get(format_opts, "scan_all_pmts", NULL, AV_DICT_MATCH_CASE)) {
2587 av_dict_set(&format_opts, "scan_all_pmts", "1", AV_DICT_DONT_OVERWRITE);
2588 scan_all_pmts_set = 1;
2590 if ((err = avformat_open_input(&fmt_ctx, filename,
2591 iformat, &format_opts)) < 0) {
2592 print_error(filename, err);
2595 ifile->fmt_ctx = fmt_ctx;
2596 if (scan_all_pmts_set)
2597 av_dict_set(&format_opts, "scan_all_pmts", NULL, AV_DICT_MATCH_CASE);
2598 if ((t = av_dict_get(format_opts, "", NULL, AV_DICT_IGNORE_SUFFIX))) {
2599 av_log(NULL, AV_LOG_ERROR, "Option %s not found.\n", t->key);
2600 return AVERROR_OPTION_NOT_FOUND;
2603 /* fill the streams in the format context */
2604 opts = setup_find_stream_info_opts(fmt_ctx, codec_opts);
2605 orig_nb_streams = fmt_ctx->nb_streams;
2607 err = avformat_find_stream_info(fmt_ctx, opts);
2609 for (i = 0; i < orig_nb_streams; i++)
2610 av_dict_free(&opts[i]);
2614 print_error(filename, err);
2618 av_dump_format(fmt_ctx, 0, filename, 0);
2620 ifile->streams = av_mallocz_array(fmt_ctx->nb_streams,
2621 sizeof(*ifile->streams));
2622 if (!ifile->streams)
2624 ifile->nb_streams = fmt_ctx->nb_streams;
2626 /* bind a decoder to each input stream */
2627 for (i = 0; i < fmt_ctx->nb_streams; i++) {
2628 InputStream *ist = &ifile->streams[i];
2629 AVStream *stream = fmt_ctx->streams[i];
2634 if (stream->codecpar->codec_id == AV_CODEC_ID_PROBE) {
2635 av_log(NULL, AV_LOG_WARNING,
2636 "Failed to probe codec for input stream %d\n",
2641 codec = avcodec_find_decoder(stream->codecpar->codec_id);
2643 av_log(NULL, AV_LOG_WARNING,
2644 "Unsupported codec with id %d for input stream %d\n",
2645 stream->codecpar->codec_id, stream->index);
2649 AVDictionary *opts = filter_codec_opts(codec_opts, stream->codecpar->codec_id,
2650 fmt_ctx, stream, codec);
2652 ist->dec_ctx = avcodec_alloc_context3(codec);
2656 err = avcodec_parameters_to_context(ist->dec_ctx, stream->codecpar);
2660 av_codec_set_pkt_timebase(ist->dec_ctx, stream->time_base);
2661 ist->dec_ctx->framerate = stream->avg_frame_rate;
2663 if (avcodec_open2(ist->dec_ctx, codec, &opts) < 0) {
2664 av_log(NULL, AV_LOG_WARNING, "Could not open codec for input stream %d\n",
2669 if ((t = av_dict_get(opts, "", NULL, AV_DICT_IGNORE_SUFFIX))) {
2670 av_log(NULL, AV_LOG_ERROR, "Option %s for input stream %d not found\n",
2671 t->key, stream->index);
2672 return AVERROR_OPTION_NOT_FOUND;
2677 ifile->fmt_ctx = fmt_ctx;
2681 static void close_input_file(InputFile *ifile)
2685 /* close decoder for each stream */
2686 for (i = 0; i < ifile->nb_streams; i++)
2687 if (ifile->streams[i].st->codecpar->codec_id != AV_CODEC_ID_NONE)
2688 avcodec_free_context(&ifile->streams[i].dec_ctx);
2690 av_freep(&ifile->streams);
2691 ifile->nb_streams = 0;
2693 avformat_close_input(&ifile->fmt_ctx);
2696 static int probe_file(WriterContext *wctx, const char *filename)
2698 InputFile ifile = { 0 };
2702 do_read_frames = do_show_frames || do_count_frames;
2703 do_read_packets = do_show_packets || do_count_packets;
2705 ret = open_input_file(&ifile, filename);
2709 #define CHECK_END if (ret < 0) goto end
2711 nb_streams = ifile.fmt_ctx->nb_streams;
2712 REALLOCZ_ARRAY_STREAM(nb_streams_frames,0,ifile.fmt_ctx->nb_streams);
2713 REALLOCZ_ARRAY_STREAM(nb_streams_packets,0,ifile.fmt_ctx->nb_streams);
2714 REALLOCZ_ARRAY_STREAM(selected_streams,0,ifile.fmt_ctx->nb_streams);
2716 for (i = 0; i < ifile.fmt_ctx->nb_streams; i++) {
2717 if (stream_specifier) {
2718 ret = avformat_match_stream_specifier(ifile.fmt_ctx,
2719 ifile.fmt_ctx->streams[i],
2723 selected_streams[i] = ret;
2726 selected_streams[i] = 1;
2730 if (do_read_frames || do_read_packets) {
2731 if (do_show_frames && do_show_packets &&
2732 wctx->writer->flags & WRITER_FLAG_PUT_PACKETS_AND_FRAMES_IN_SAME_CHAPTER)
2733 section_id = SECTION_ID_PACKETS_AND_FRAMES;
2734 else if (do_show_packets && !do_show_frames)
2735 section_id = SECTION_ID_PACKETS;
2736 else // (!do_show_packets && do_show_frames)
2737 section_id = SECTION_ID_FRAMES;
2738 if (do_show_frames || do_show_packets)
2739 writer_print_section_header(wctx, section_id);
2740 ret = read_packets(wctx, &ifile);
2741 if (do_show_frames || do_show_packets)
2742 writer_print_section_footer(wctx);
2746 if (do_show_programs) {
2747 ret = show_programs(wctx, &ifile);
2751 if (do_show_streams) {
2752 ret = show_streams(wctx, &ifile);
2755 if (do_show_chapters) {
2756 ret = show_chapters(wctx, &ifile);
2759 if (do_show_format) {
2760 ret = show_format(wctx, &ifile);
2766 close_input_file(&ifile);
2767 av_freep(&nb_streams_frames);
2768 av_freep(&nb_streams_packets);
2769 av_freep(&selected_streams);
2774 static void show_usage(void)
2776 av_log(NULL, AV_LOG_INFO, "Simple multimedia streams analyzer\n");
2777 av_log(NULL, AV_LOG_INFO, "usage: %s [OPTIONS] [INPUT_FILE]\n", program_name);
2778 av_log(NULL, AV_LOG_INFO, "\n");
2781 static void ffprobe_show_program_version(WriterContext *w)
2784 av_bprint_init(&pbuf, 1, AV_BPRINT_SIZE_UNLIMITED);
2786 writer_print_section_header(w, SECTION_ID_PROGRAM_VERSION);
2787 print_str("version", FFMPEG_VERSION);
2788 print_fmt("copyright", "Copyright (c) %d-%d the FFmpeg developers",
2789 program_birth_year, CONFIG_THIS_YEAR);
2790 print_str("compiler_ident", CC_IDENT);
2791 print_str("configuration", FFMPEG_CONFIGURATION);
2792 writer_print_section_footer(w);
2794 av_bprint_finalize(&pbuf, NULL);
2797 #define SHOW_LIB_VERSION(libname, LIBNAME) \
2799 if (CONFIG_##LIBNAME) { \
2800 unsigned int version = libname##_version(); \
2801 writer_print_section_header(w, SECTION_ID_LIBRARY_VERSION); \
2802 print_str("name", "lib" #libname); \
2803 print_int("major", LIB##LIBNAME##_VERSION_MAJOR); \
2804 print_int("minor", LIB##LIBNAME##_VERSION_MINOR); \
2805 print_int("micro", LIB##LIBNAME##_VERSION_MICRO); \
2806 print_int("version", version); \
2807 print_str("ident", LIB##LIBNAME##_IDENT); \
2808 writer_print_section_footer(w); \
2812 static void ffprobe_show_library_versions(WriterContext *w)
2814 writer_print_section_header(w, SECTION_ID_LIBRARY_VERSIONS);
2815 SHOW_LIB_VERSION(avutil, AVUTIL);
2816 SHOW_LIB_VERSION(avcodec, AVCODEC);
2817 SHOW_LIB_VERSION(avformat, AVFORMAT);
2818 SHOW_LIB_VERSION(avdevice, AVDEVICE);
2819 SHOW_LIB_VERSION(avfilter, AVFILTER);
2820 SHOW_LIB_VERSION(swscale, SWSCALE);
2821 SHOW_LIB_VERSION(swresample, SWRESAMPLE);
2822 SHOW_LIB_VERSION(postproc, POSTPROC);
2823 writer_print_section_footer(w);
2826 #define PRINT_PIX_FMT_FLAG(flagname, name) \
2828 print_int(name, !!(pixdesc->flags & AV_PIX_FMT_FLAG_##flagname)); \
2831 static void ffprobe_show_pixel_formats(WriterContext *w)
2833 const AVPixFmtDescriptor *pixdesc = NULL;
2836 writer_print_section_header(w, SECTION_ID_PIXEL_FORMATS);
2837 while (pixdesc = av_pix_fmt_desc_next(pixdesc)) {
2838 writer_print_section_header(w, SECTION_ID_PIXEL_FORMAT);
2839 print_str("name", pixdesc->name);
2840 print_int("nb_components", pixdesc->nb_components);
2841 if ((pixdesc->nb_components >= 3) && !(pixdesc->flags & AV_PIX_FMT_FLAG_RGB)) {
2842 print_int ("log2_chroma_w", pixdesc->log2_chroma_w);
2843 print_int ("log2_chroma_h", pixdesc->log2_chroma_h);
2845 print_str_opt("log2_chroma_w", "N/A");
2846 print_str_opt("log2_chroma_h", "N/A");
2848 n = av_get_bits_per_pixel(pixdesc);
2849 if (n) print_int ("bits_per_pixel", n);
2850 else print_str_opt("bits_per_pixel", "N/A");
2851 if (do_show_pixel_format_flags) {
2852 writer_print_section_header(w, SECTION_ID_PIXEL_FORMAT_FLAGS);
2853 PRINT_PIX_FMT_FLAG(BE, "big_endian");
2854 PRINT_PIX_FMT_FLAG(PAL, "palette");
2855 PRINT_PIX_FMT_FLAG(BITSTREAM, "bitstream");
2856 PRINT_PIX_FMT_FLAG(HWACCEL, "hwaccel");
2857 PRINT_PIX_FMT_FLAG(PLANAR, "planar");
2858 PRINT_PIX_FMT_FLAG(RGB, "rgb");
2859 PRINT_PIX_FMT_FLAG(PSEUDOPAL, "pseudopal");
2860 PRINT_PIX_FMT_FLAG(ALPHA, "alpha");
2861 writer_print_section_footer(w);
2863 if (do_show_pixel_format_components && (pixdesc->nb_components > 0)) {
2864 writer_print_section_header(w, SECTION_ID_PIXEL_FORMAT_COMPONENTS);
2865 for (i = 0; i < pixdesc->nb_components; i++) {
2866 writer_print_section_header(w, SECTION_ID_PIXEL_FORMAT_COMPONENT);
2867 print_int("index", i + 1);
2868 print_int("bit_depth", pixdesc->comp[i].depth);
2869 writer_print_section_footer(w);
2871 writer_print_section_footer(w);
2873 writer_print_section_footer(w);
2875 writer_print_section_footer(w);
2878 static int opt_format(void *optctx, const char *opt, const char *arg)
2880 iformat = av_find_input_format(arg);
2882 av_log(NULL, AV_LOG_ERROR, "Unknown input format: %s\n", arg);
2883 return AVERROR(EINVAL);
2888 static inline void mark_section_show_entries(SectionID section_id,
2889 int show_all_entries, AVDictionary *entries)
2891 struct section *section = §ions[section_id];
2893 section->show_all_entries = show_all_entries;
2894 if (show_all_entries) {
2896 for (id = section->children_ids; *id != -1; id++)
2897 mark_section_show_entries(*id, show_all_entries, entries);
2899 av_dict_copy(§ion->entries_to_show, entries, 0);
2903 static int match_section(const char *section_name,
2904 int show_all_entries, AVDictionary *entries)
2908 for (i = 0; i < FF_ARRAY_ELEMS(sections); i++) {
2909 const struct section *section = §ions[i];
2910 if (!strcmp(section_name, section->name) ||
2911 (section->unique_name && !strcmp(section_name, section->unique_name))) {
2912 av_log(NULL, AV_LOG_DEBUG,
2913 "'%s' matches section with unique name '%s'\n", section_name,
2914 (char *)av_x_if_null(section->unique_name, section->name));
2916 mark_section_show_entries(section->id, show_all_entries, entries);
2922 static int opt_show_entries(void *optctx, const char *opt, const char *arg)
2924 const char *p = arg;
2928 AVDictionary *entries = NULL;
2929 char *section_name = av_get_token(&p, "=:");
2930 int show_all_entries = 0;
2932 if (!section_name) {
2933 av_log(NULL, AV_LOG_ERROR,
2934 "Missing section name for option '%s'\n", opt);
2935 return AVERROR(EINVAL);
2940 while (*p && *p != ':') {
2941 char *entry = av_get_token(&p, ",:");
2944 av_log(NULL, AV_LOG_VERBOSE,
2945 "Adding '%s' to the entries to show in section '%s'\n",
2946 entry, section_name);
2947 av_dict_set(&entries, entry, "", AV_DICT_DONT_STRDUP_KEY);
2952 show_all_entries = 1;
2955 ret = match_section(section_name, show_all_entries, entries);
2957 av_log(NULL, AV_LOG_ERROR, "No match for section '%s'\n", section_name);
2958 ret = AVERROR(EINVAL);
2960 av_dict_free(&entries);
2961 av_free(section_name);
2972 static int opt_show_format_entry(void *optctx, const char *opt, const char *arg)
2974 char *buf = av_asprintf("format=%s", arg);
2978 return AVERROR(ENOMEM);
2980 av_log(NULL, AV_LOG_WARNING,
2981 "Option '%s' is deprecated, use '-show_entries format=%s' instead\n",
2983 ret = opt_show_entries(optctx, opt, buf);
2988 static void opt_input_file(void *optctx, const char *arg)
2990 if (input_filename) {
2991 av_log(NULL, AV_LOG_ERROR,
2992 "Argument '%s' provided as input filename, but '%s' was already specified.\n",
2993 arg, input_filename);
2996 if (!strcmp(arg, "-"))
2998 input_filename = arg;
3001 static int opt_input_file_i(void *optctx, const char *opt, const char *arg)
3003 opt_input_file(optctx, arg);
3007 void show_help_default(const char *opt, const char *arg)
3009 av_log_set_callback(log_callback_help);
3011 show_help_options(options, "Main options:", 0, 0, 0);
3014 show_help_children(avformat_get_class(), AV_OPT_FLAG_DECODING_PARAM);
3015 show_help_children(avcodec_get_class(), AV_OPT_FLAG_DECODING_PARAM);
3019 * Parse interval specification, according to the format:
3020 * INTERVAL ::= [START|+START_OFFSET][%[END|+END_OFFSET]]
3021 * INTERVALS ::= INTERVAL[,INTERVALS]
3023 static int parse_read_interval(const char *interval_spec,
3024 ReadInterval *interval)
3027 char *next, *p, *spec = av_strdup(interval_spec);
3029 return AVERROR(ENOMEM);
3032 av_log(NULL, AV_LOG_ERROR, "Invalid empty interval specification\n");
3033 ret = AVERROR(EINVAL);
3038 next = strchr(spec, '%');
3042 /* parse first part */
3044 interval->has_start = 1;
3047 interval->start_is_offset = 1;
3050 interval->start_is_offset = 0;
3053 ret = av_parse_time(&interval->start, p, 1);
3055 av_log(NULL, AV_LOG_ERROR, "Invalid interval start specification '%s'\n", p);
3059 interval->has_start = 0;
3062 /* parse second part */
3066 interval->has_end = 1;
3069 interval->end_is_offset = 1;
3072 interval->end_is_offset = 0;
3075 if (interval->end_is_offset && *p == '#') {
3078 interval->duration_frames = 1;
3080 lli = strtoll(p, &tail, 10);
3081 if (*tail || lli < 0) {
3082 av_log(NULL, AV_LOG_ERROR,
3083 "Invalid or negative value '%s' for duration number of frames\n", p);
3086 interval->end = lli;
3088 ret = av_parse_time(&us, p, 1);
3090 av_log(NULL, AV_LOG_ERROR, "Invalid interval end/duration specification '%s'\n", p);
3096 interval->has_end = 0;
3104 static int parse_read_intervals(const char *intervals_spec)
3107 char *p, *spec = av_strdup(intervals_spec);
3109 return AVERROR(ENOMEM);
3111 /* preparse specification, get number of intervals */
3112 for (n = 0, p = spec; *p; p++)
3117 read_intervals = av_malloc_array(n, sizeof(*read_intervals));
3118 if (!read_intervals) {
3119 ret = AVERROR(ENOMEM);
3122 read_intervals_nb = n;
3124 /* parse intervals */
3126 for (i = 0; p; i++) {
3129 av_assert0(i < read_intervals_nb);
3130 next = strchr(p, ',');
3134 read_intervals[i].id = i;
3135 ret = parse_read_interval(p, &read_intervals[i]);
3137 av_log(NULL, AV_LOG_ERROR, "Error parsing read interval #%d '%s'\n",
3141 av_log(NULL, AV_LOG_VERBOSE, "Parsed log interval ");
3142 log_read_interval(&read_intervals[i], NULL, AV_LOG_VERBOSE);
3145 av_assert0(i == read_intervals_nb);
3152 static int opt_read_intervals(void *optctx, const char *opt, const char *arg)
3154 return parse_read_intervals(arg);
3157 static int opt_pretty(void *optctx, const char *opt, const char *arg)
3159 show_value_unit = 1;
3160 use_value_prefix = 1;
3161 use_byte_value_binary_prefix = 1;
3162 use_value_sexagesimal_format = 1;
3166 static void print_section(SectionID id, int level)
3168 const SectionID *pid;
3169 const struct section *section = §ions[id];
3171 section->flags & SECTION_FLAG_IS_WRAPPER ? 'W' : '.',
3172 section->flags & SECTION_FLAG_IS_ARRAY ? 'A' : '.',
3173 section->flags & SECTION_FLAG_HAS_VARIABLE_FIELDS ? 'V' : '.');
3174 printf("%*c %s", level * 4, ' ', section->name);
3175 if (section->unique_name)
3176 printf("/%s", section->unique_name);
3179 for (pid = section->children_ids; *pid != -1; pid++)
3180 print_section(*pid, level+1);
3183 static int opt_sections(void *optctx, const char *opt, const char *arg)
3185 printf("Sections:\n"
3186 "W.. = Section is a wrapper (contains other sections, no local entries)\n"
3187 ".A. = Section contains an array of elements of the same type\n"
3188 "..V = Section may contain a variable number of fields with variable keys\n"
3189 "FLAGS NAME/UNIQUE_NAME\n"
3191 print_section(SECTION_ID_ROOT, 0);
3195 static int opt_show_versions(const char *opt, const char *arg)
3197 mark_section_show_entries(SECTION_ID_PROGRAM_VERSION, 1, NULL);
3198 mark_section_show_entries(SECTION_ID_LIBRARY_VERSION, 1, NULL);
3202 #define DEFINE_OPT_SHOW_SECTION(section, target_section_id) \
3203 static int opt_show_##section(const char *opt, const char *arg) \
3205 mark_section_show_entries(SECTION_ID_##target_section_id, 1, NULL); \
3209 DEFINE_OPT_SHOW_SECTION(chapters, CHAPTERS)
3210 DEFINE_OPT_SHOW_SECTION(error, ERROR)
3211 DEFINE_OPT_SHOW_SECTION(format, FORMAT)
3212 DEFINE_OPT_SHOW_SECTION(frames, FRAMES)
3213 DEFINE_OPT_SHOW_SECTION(library_versions, LIBRARY_VERSIONS)
3214 DEFINE_OPT_SHOW_SECTION(packets, PACKETS)
3215 DEFINE_OPT_SHOW_SECTION(pixel_formats, PIXEL_FORMATS)
3216 DEFINE_OPT_SHOW_SECTION(program_version, PROGRAM_VERSION)
3217 DEFINE_OPT_SHOW_SECTION(streams, STREAMS)
3218 DEFINE_OPT_SHOW_SECTION(programs, PROGRAMS)
3220 static const OptionDef real_options[] = {
3221 #include "cmdutils_common_opts.h"
3222 { "f", HAS_ARG, {.func_arg = opt_format}, "force format", "format" },
3223 { "unit", OPT_BOOL, {&show_value_unit}, "show unit of the displayed values" },
3224 { "prefix", OPT_BOOL, {&use_value_prefix}, "use SI prefixes for the displayed values" },
3225 { "byte_binary_prefix", OPT_BOOL, {&use_byte_value_binary_prefix},
3226 "use binary prefixes for byte units" },
3227 { "sexagesimal", OPT_BOOL, {&use_value_sexagesimal_format},
3228 "use sexagesimal format HOURS:MM:SS.MICROSECONDS for time units" },
3229 { "pretty", 0, {.func_arg = opt_pretty},
3230 "prettify the format of displayed values, make it more human readable" },
3231 { "print_format", OPT_STRING | HAS_ARG, {(void*)&print_format},
3232 "set the output printing format (available formats are: default, compact, csv, flat, ini, json, xml)", "format" },
3233 { "of", OPT_STRING | HAS_ARG, {(void*)&print_format}, "alias for -print_format", "format" },
3234 { "select_streams", OPT_STRING | HAS_ARG, {(void*)&stream_specifier}, "select the specified streams", "stream_specifier" },
3235 { "sections", OPT_EXIT, {.func_arg = opt_sections}, "print sections structure and section information, and exit" },
3236 { "show_data", OPT_BOOL, {(void*)&do_show_data}, "show packets data" },
3237 { "show_data_hash", OPT_STRING | HAS_ARG, {(void*)&show_data_hash}, "show packets data hash" },
3238 { "show_error", 0, {(void*)&opt_show_error}, "show probing error" },
3239 { "show_format", 0, {(void*)&opt_show_format}, "show format/container info" },
3240 { "show_frames", 0, {(void*)&opt_show_frames}, "show frames info" },
3241 { "show_format_entry", HAS_ARG, {.func_arg = opt_show_format_entry},
3242 "show a particular entry from the format/container info", "entry" },
3243 { "show_entries", HAS_ARG, {.func_arg = opt_show_entries},
3244 "show a set of specified entries", "entry_list" },
3245 { "show_packets", 0, {(void*)&opt_show_packets}, "show packets info" },
3246 { "show_programs", 0, {(void*)&opt_show_programs}, "show programs info" },
3247 { "show_streams", 0, {(void*)&opt_show_streams}, "show streams info" },
3248 { "show_chapters", 0, {(void*)&opt_show_chapters}, "show chapters info" },
3249 { "count_frames", OPT_BOOL, {(void*)&do_count_frames}, "count the number of frames per stream" },
3250 { "count_packets", OPT_BOOL, {(void*)&do_count_packets}, "count the number of packets per stream" },
3251 { "show_program_version", 0, {(void*)&opt_show_program_version}, "show ffprobe version" },
3252 { "show_library_versions", 0, {(void*)&opt_show_library_versions}, "show library versions" },
3253 { "show_versions", 0, {(void*)&opt_show_versions}, "show program and library versions" },
3254 { "show_pixel_formats", 0, {(void*)&opt_show_pixel_formats}, "show pixel format descriptions" },
3255 { "show_private_data", OPT_BOOL, {(void*)&show_private_data}, "show private data" },
3256 { "private", OPT_BOOL, {(void*)&show_private_data}, "same as show_private_data" },
3257 { "bitexact", OPT_BOOL, {&do_bitexact}, "force bitexact output" },
3258 { "read_intervals", HAS_ARG, {.func_arg = opt_read_intervals}, "set read intervals", "read_intervals" },
3259 { "default", HAS_ARG | OPT_AUDIO | OPT_VIDEO | OPT_EXPERT, {.func_arg = opt_default}, "generic catch all option", "" },
3260 { "i", HAS_ARG, {.func_arg = opt_input_file_i}, "read specified file", "input_file"},
3264 static inline int check_section_show_entries(int section_id)
3267 struct section *section = §ions[section_id];
3268 if (sections[section_id].show_all_entries || sections[section_id].entries_to_show)
3270 for (id = section->children_ids; *id != -1; id++)
3271 if (check_section_show_entries(*id))
3276 #define SET_DO_SHOW(id, varname) do { \
3277 if (check_section_show_entries(SECTION_ID_##id)) \
3278 do_show_##varname = 1; \
3281 int main(int argc, char **argv)
3284 WriterContext *wctx;
3286 char *w_name = NULL, *w_args = NULL;
3291 av_log_set_flags(AV_LOG_SKIP_REPEATED);
3292 register_exit(ffprobe_cleanup);
3294 options = real_options;
3295 parse_loglevel(argc, argv, options);
3297 avformat_network_init();
3300 avdevice_register_all();
3303 show_banner(argc, argv, options);
3304 parse_options(NULL, argc, argv, options, opt_input_file);
3306 /* mark things to show, based on -show_entries */
3307 SET_DO_SHOW(CHAPTERS, chapters);
3308 SET_DO_SHOW(ERROR, error);
3309 SET_DO_SHOW(FORMAT, format);
3310 SET_DO_SHOW(FRAMES, frames);
3311 SET_DO_SHOW(LIBRARY_VERSIONS, library_versions);
3312 SET_DO_SHOW(PACKETS, packets);
3313 SET_DO_SHOW(PIXEL_FORMATS, pixel_formats);
3314 SET_DO_SHOW(PIXEL_FORMAT_FLAGS, pixel_format_flags);
3315 SET_DO_SHOW(PIXEL_FORMAT_COMPONENTS, pixel_format_components);
3316 SET_DO_SHOW(PROGRAM_VERSION, program_version);
3317 SET_DO_SHOW(PROGRAMS, programs);
3318 SET_DO_SHOW(STREAMS, streams);
3319 SET_DO_SHOW(STREAM_DISPOSITION, stream_disposition);
3320 SET_DO_SHOW(PROGRAM_STREAM_DISPOSITION, stream_disposition);
3322 SET_DO_SHOW(CHAPTER_TAGS, chapter_tags);
3323 SET_DO_SHOW(FORMAT_TAGS, format_tags);
3324 SET_DO_SHOW(FRAME_TAGS, frame_tags);
3325 SET_DO_SHOW(PROGRAM_TAGS, program_tags);
3326 SET_DO_SHOW(STREAM_TAGS, stream_tags);
3327 SET_DO_SHOW(PROGRAM_STREAM_TAGS, stream_tags);
3328 SET_DO_SHOW(PACKET_TAGS, packet_tags);
3330 if (do_bitexact && (do_show_program_version || do_show_library_versions)) {
3331 av_log(NULL, AV_LOG_ERROR,
3332 "-bitexact and -show_program_version or -show_library_versions "
3333 "options are incompatible\n");
3334 ret = AVERROR(EINVAL);
3338 writer_register_all();
3341 print_format = av_strdup("default");
3342 if (!print_format) {
3343 ret = AVERROR(ENOMEM);
3346 w_name = av_strtok(print_format, "=", &buf);
3348 av_log(NULL, AV_LOG_ERROR,
3349 "No name specified for the output format\n");
3350 ret = AVERROR(EINVAL);
3355 if (show_data_hash) {
3356 if ((ret = av_hash_alloc(&hash, show_data_hash)) < 0) {
3357 if (ret == AVERROR(EINVAL)) {
3359 av_log(NULL, AV_LOG_ERROR,
3360 "Unknown hash algorithm '%s'\nKnown algorithms:",
3362 for (i = 0; (n = av_hash_names(i)); i++)
3363 av_log(NULL, AV_LOG_ERROR, " %s", n);
3364 av_log(NULL, AV_LOG_ERROR, "\n");
3370 w = writer_get_by_name(w_name);
3372 av_log(NULL, AV_LOG_ERROR, "Unknown output format with name '%s'\n", w_name);
3373 ret = AVERROR(EINVAL);
3377 if ((ret = writer_open(&wctx, w, w_args,
3378 sections, FF_ARRAY_ELEMS(sections))) >= 0) {
3379 if (w == &xml_writer)
3380 wctx->string_validation_utf8_flags |= AV_UTF8_FLAG_EXCLUDE_XML_INVALID_CONTROL_CODES;
3382 writer_print_section_header(wctx, SECTION_ID_ROOT);
3384 if (do_show_program_version)
3385 ffprobe_show_program_version(wctx);
3386 if (do_show_library_versions)
3387 ffprobe_show_library_versions(wctx);
3388 if (do_show_pixel_formats)
3389 ffprobe_show_pixel_formats(wctx);
3391 if (!input_filename &&
3392 ((do_show_format || do_show_programs || do_show_streams || do_show_chapters || do_show_packets || do_show_error) ||
3393 (!do_show_program_version && !do_show_library_versions && !do_show_pixel_formats))) {
3395 av_log(NULL, AV_LOG_ERROR, "You have to specify one input file.\n");
3396 av_log(NULL, AV_LOG_ERROR, "Use -h to get full help or, even better, run 'man %s'.\n", program_name);
3397 ret = AVERROR(EINVAL);
3398 } else if (input_filename) {
3399 ret = probe_file(wctx, input_filename);
3400 if (ret < 0 && do_show_error)
3401 show_error(wctx, ret);
3404 writer_print_section_footer(wctx);
3405 writer_close(&wctx);
3409 av_freep(&print_format);
3410 av_freep(&read_intervals);
3411 av_hash_freep(&hash);
3414 for (i = 0; i < FF_ARRAY_ELEMS(sections); i++)
3415 av_dict_free(&(sections[i].entries_to_show));
3417 avformat_network_deinit();