fate: rename adpcm-psx-str-v3 to adpcm-xa
[libav.git] / avprobe.c
1 /*
2 * avprobe : Simple Media Prober based on the Libav libraries
3 * Copyright (c) 2007-2010 Stefano Sabatini
4 *
5 * This file is part of Libav.
6 *
7 * Libav is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
11 *
12 * Libav is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with Libav; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20 */
21
22 #include "config.h"
23
24 #include "libavformat/avformat.h"
25 #include "libavcodec/avcodec.h"
26 #include "libavutil/opt.h"
27 #include "libavutil/pixdesc.h"
28 #include "libavutil/dict.h"
29 #include "libavdevice/avdevice.h"
30 #include "cmdutils.h"
31
32 const char program_name[] = "avprobe";
33 const int program_birth_year = 2007;
34
35 static int do_show_format = 0;
36 static AVDictionary *fmt_entries_to_show = NULL;
37 static int do_show_packets = 0;
38 static int do_show_streams = 0;
39
40 static int show_value_unit = 0;
41 static int use_value_prefix = 0;
42 static int use_byte_value_binary_prefix = 0;
43 static int use_value_sexagesimal_format = 0;
44
45 /* globals */
46 static const OptionDef options[];
47
48 /* AVprobe context */
49 static const char *input_filename;
50 static AVInputFormat *iformat = NULL;
51
52 static const char *const binary_unit_prefixes [] = { "", "Ki", "Mi", "Gi", "Ti", "Pi" };
53 static const char *const decimal_unit_prefixes[] = { "", "K" , "M" , "G" , "T" , "P" };
54
55 static const char unit_second_str[] = "s" ;
56 static const char unit_hertz_str[] = "Hz" ;
57 static const char unit_byte_str[] = "byte" ;
58 static const char unit_bit_per_second_str[] = "bit/s";
59
60 void exit_program(int ret)
61 {
62 av_dict_free(&fmt_entries_to_show);
63 exit(ret);
64 }
65
66 static char *value_string(char *buf, int buf_size, double val, const char *unit)
67 {
68 if (unit == unit_second_str && use_value_sexagesimal_format) {
69 double secs;
70 int hours, mins;
71 secs = val;
72 mins = (int)secs / 60;
73 secs = secs - mins * 60;
74 hours = mins / 60;
75 mins %= 60;
76 snprintf(buf, buf_size, "%d:%02d:%09.6f", hours, mins, secs);
77 } else if (use_value_prefix) {
78 const char *prefix_string;
79 int index;
80
81 if (unit == unit_byte_str && use_byte_value_binary_prefix) {
82 index = (int) (log(val)/log(2)) / 10;
83 index = av_clip(index, 0, FF_ARRAY_ELEMS(binary_unit_prefixes) - 1);
84 val /= pow(2, index * 10);
85 prefix_string = binary_unit_prefixes[index];
86 } else {
87 index = (int) (log10(val)) / 3;
88 index = av_clip(index, 0, FF_ARRAY_ELEMS(decimal_unit_prefixes) - 1);
89 val /= pow(10, index * 3);
90 prefix_string = decimal_unit_prefixes[index];
91 }
92
93 snprintf(buf, buf_size, "%.3f %s%s", val, prefix_string,
94 show_value_unit ? unit : "");
95 } else {
96 snprintf(buf, buf_size, "%f %s", val, show_value_unit ? unit : "");
97 }
98
99 return buf;
100 }
101
102 static char *time_value_string(char *buf, int buf_size, int64_t val,
103 const AVRational *time_base)
104 {
105 if (val == AV_NOPTS_VALUE) {
106 snprintf(buf, buf_size, "N/A");
107 } else {
108 value_string(buf, buf_size, val * av_q2d(*time_base), unit_second_str);
109 }
110
111 return buf;
112 }
113
114 static char *ts_value_string (char *buf, int buf_size, int64_t ts)
115 {
116 if (ts == AV_NOPTS_VALUE) {
117 snprintf(buf, buf_size, "N/A");
118 } else {
119 snprintf(buf, buf_size, "%"PRId64, ts);
120 }
121
122 return buf;
123 }
124
125 static const char *media_type_string(enum AVMediaType media_type)
126 {
127 switch (media_type) {
128 case AVMEDIA_TYPE_VIDEO: return "video";
129 case AVMEDIA_TYPE_AUDIO: return "audio";
130 case AVMEDIA_TYPE_DATA: return "data";
131 case AVMEDIA_TYPE_SUBTITLE: return "subtitle";
132 case AVMEDIA_TYPE_ATTACHMENT: return "attachment";
133 default: return "unknown";
134 }
135 }
136
137 static void show_packet(AVFormatContext *fmt_ctx, AVPacket *pkt)
138 {
139 char val_str[128];
140 AVStream *st = fmt_ctx->streams[pkt->stream_index];
141
142 printf("[PACKET]\n");
143 printf("codec_type=%s\n", media_type_string(st->codec->codec_type));
144 printf("stream_index=%d\n", pkt->stream_index);
145 printf("pts=%s\n", ts_value_string(val_str, sizeof(val_str), pkt->pts));
146 printf("pts_time=%s\n", time_value_string(val_str, sizeof(val_str),
147 pkt->pts, &st->time_base));
148 printf("dts=%s\n", ts_value_string(val_str, sizeof(val_str), pkt->dts));
149 printf("dts_time=%s\n", time_value_string(val_str, sizeof(val_str),
150 pkt->dts, &st->time_base));
151 printf("duration=%s\n", ts_value_string(val_str, sizeof(val_str),
152 pkt->duration));
153 printf("duration_time=%s\n", time_value_string(val_str, sizeof(val_str),
154 pkt->duration,
155 &st->time_base));
156 printf("size=%s\n", value_string(val_str, sizeof(val_str),
157 pkt->size, unit_byte_str));
158 printf("pos=%"PRId64"\n", pkt->pos);
159 printf("flags=%c\n", pkt->flags & AV_PKT_FLAG_KEY ? 'K' : '_');
160 printf("[/PACKET]\n");
161 }
162
163 static void show_packets(AVFormatContext *fmt_ctx)
164 {
165 AVPacket pkt;
166
167 av_init_packet(&pkt);
168
169 while (!av_read_frame(fmt_ctx, &pkt))
170 show_packet(fmt_ctx, &pkt);
171 }
172
173 static void show_stream(AVFormatContext *fmt_ctx, int stream_idx)
174 {
175 AVStream *stream = fmt_ctx->streams[stream_idx];
176 AVCodecContext *dec_ctx;
177 AVCodec *dec;
178 char val_str[128];
179 AVDictionaryEntry *tag = NULL;
180 AVRational display_aspect_ratio;
181
182 printf("[STREAM]\n");
183
184 printf("index=%d\n", stream->index);
185
186 if ((dec_ctx = stream->codec)) {
187 if ((dec = dec_ctx->codec)) {
188 printf("codec_name=%s\n", dec->name);
189 printf("codec_long_name=%s\n", dec->long_name);
190 } else {
191 printf("codec_name=unknown\n");
192 }
193
194 printf("codec_type=%s\n", media_type_string(dec_ctx->codec_type));
195 printf("codec_time_base=%d/%d\n",
196 dec_ctx->time_base.num, dec_ctx->time_base.den);
197
198 /* print AVI/FourCC tag */
199 av_get_codec_tag_string(val_str, sizeof(val_str), dec_ctx->codec_tag);
200 printf("codec_tag_string=%s\n", val_str);
201 printf("codec_tag=0x%04x\n", dec_ctx->codec_tag);
202
203 switch (dec_ctx->codec_type) {
204 case AVMEDIA_TYPE_VIDEO:
205 printf("width=%d\n", dec_ctx->width);
206 printf("height=%d\n", dec_ctx->height);
207 printf("has_b_frames=%d\n", dec_ctx->has_b_frames);
208 if (dec_ctx->sample_aspect_ratio.num) {
209 printf("sample_aspect_ratio=%d:%d\n",
210 dec_ctx->sample_aspect_ratio.num,
211 dec_ctx->sample_aspect_ratio.den);
212 av_reduce(&display_aspect_ratio.num, &display_aspect_ratio.den,
213 dec_ctx->width * dec_ctx->sample_aspect_ratio.num,
214 dec_ctx->height * dec_ctx->sample_aspect_ratio.den,
215 1024*1024);
216 printf("display_aspect_ratio=%d:%d\n",
217 display_aspect_ratio.num, display_aspect_ratio.den);
218 }
219 printf("pix_fmt=%s\n",
220 dec_ctx->pix_fmt != PIX_FMT_NONE ? av_pix_fmt_descriptors[dec_ctx->pix_fmt].name
221 : "unknown");
222 printf("level=%d\n", dec_ctx->level);
223 break;
224
225 case AVMEDIA_TYPE_AUDIO:
226 printf("sample_rate=%s\n", value_string(val_str, sizeof(val_str),
227 dec_ctx->sample_rate,
228 unit_hertz_str));
229 printf("channels=%d\n", dec_ctx->channels);
230 printf("bits_per_sample=%d\n",
231 av_get_bits_per_sample(dec_ctx->codec_id));
232 break;
233 }
234 } else {
235 printf("codec_type=unknown\n");
236 }
237
238 if (fmt_ctx->iformat->flags & AVFMT_SHOW_IDS)
239 printf("id=0x%x\n", stream->id);
240 printf("r_frame_rate=%d/%d\n",
241 stream->r_frame_rate.num, stream->r_frame_rate.den);
242 printf("avg_frame_rate=%d/%d\n",
243 stream->avg_frame_rate.num, stream->avg_frame_rate.den);
244 printf("time_base=%d/%d\n",
245 stream->time_base.num, stream->time_base.den);
246 printf("start_time=%s\n",
247 time_value_string(val_str, sizeof(val_str),
248 stream->start_time, &stream->time_base));
249 printf("duration=%s\n",
250 time_value_string(val_str, sizeof(val_str),
251 stream->duration, &stream->time_base));
252 if (stream->nb_frames)
253 printf("nb_frames=%"PRId64"\n", stream->nb_frames);
254
255 while ((tag = av_dict_get(stream->metadata, "", tag,
256 AV_DICT_IGNORE_SUFFIX)))
257 printf("TAG:%s=%s\n", tag->key, tag->value);
258
259 printf("[/STREAM]\n");
260 }
261
262 static void print_format_entry(const char *tag,
263 const char *val)
264 {
265 if (!fmt_entries_to_show) {
266 if (tag) {
267 printf("%s=%s\n", tag, val);
268 } else {
269 printf("%s\n", val);
270 }
271 } else if (tag && av_dict_get(fmt_entries_to_show, tag, NULL, 0)) {
272 printf("%s=%s\n", tag, val);
273 }
274 }
275
276 static void show_format(AVFormatContext *fmt_ctx)
277 {
278 AVDictionaryEntry *tag = NULL;
279 char val_str[128];
280 int64_t size = fmt_ctx->pb ? avio_size(fmt_ctx->pb) : -1;
281
282 print_format_entry(NULL, "[FORMAT]");
283 print_format_entry("filename", fmt_ctx->filename);
284 snprintf(val_str, sizeof(val_str) - 1, "%d", fmt_ctx->nb_streams);
285 print_format_entry("nb_streams", val_str);
286 print_format_entry("format_name", fmt_ctx->iformat->name);
287 print_format_entry("format_long_name", fmt_ctx->iformat->long_name);
288 print_format_entry("start_time",
289 time_value_string(val_str, sizeof(val_str),
290 fmt_ctx->start_time, &AV_TIME_BASE_Q));
291 print_format_entry("duration",
292 time_value_string(val_str, sizeof(val_str),
293 fmt_ctx->duration, &AV_TIME_BASE_Q));
294 print_format_entry("size",
295 size >= 0 ? value_string(val_str, sizeof(val_str),
296 size, unit_byte_str)
297 : "unknown");
298 print_format_entry("bit_rate",
299 value_string(val_str, sizeof(val_str),
300 fmt_ctx->bit_rate, unit_bit_per_second_str));
301
302 while ((tag = av_dict_get(fmt_ctx->metadata, "", tag,
303 AV_DICT_IGNORE_SUFFIX))) {
304 snprintf(val_str, sizeof(val_str) - 1, "TAG:%s", tag->key);
305 print_format_entry(val_str, tag->value);
306 }
307
308 print_format_entry(NULL, "[/FORMAT]");
309 }
310
311 static int open_input_file(AVFormatContext **fmt_ctx_ptr, const char *filename)
312 {
313 int err, i;
314 AVFormatContext *fmt_ctx = NULL;
315 AVDictionaryEntry *t;
316
317 if ((err = avformat_open_input(&fmt_ctx, filename,
318 iformat, &format_opts)) < 0) {
319 print_error(filename, err);
320 return err;
321 }
322 if ((t = av_dict_get(format_opts, "", NULL, AV_DICT_IGNORE_SUFFIX))) {
323 av_log(NULL, AV_LOG_ERROR, "Option %s not found.\n", t->key);
324 return AVERROR_OPTION_NOT_FOUND;
325 }
326
327
328 /* fill the streams in the format context */
329 if ((err = avformat_find_stream_info(fmt_ctx, NULL)) < 0) {
330 print_error(filename, err);
331 return err;
332 }
333
334 av_dump_format(fmt_ctx, 0, filename, 0);
335
336 /* bind a decoder to each input stream */
337 for (i = 0; i < fmt_ctx->nb_streams; i++) {
338 AVStream *stream = fmt_ctx->streams[i];
339 AVCodec *codec;
340
341 if (!(codec = avcodec_find_decoder(stream->codec->codec_id))) {
342 fprintf(stderr,
343 "Unsupported codec with id %d for input stream %d\n",
344 stream->codec->codec_id, stream->index);
345 } else if (avcodec_open2(stream->codec, codec, NULL) < 0) {
346 fprintf(stderr, "Error while opening codec for input stream %d\n",
347 stream->index);
348 }
349 }
350
351 *fmt_ctx_ptr = fmt_ctx;
352 return 0;
353 }
354
355 static int probe_file(const char *filename)
356 {
357 AVFormatContext *fmt_ctx;
358 int ret, i;
359
360 if ((ret = open_input_file(&fmt_ctx, filename)))
361 return ret;
362
363 if (do_show_packets)
364 show_packets(fmt_ctx);
365
366 if (do_show_streams)
367 for (i = 0; i < fmt_ctx->nb_streams; i++)
368 show_stream(fmt_ctx, i);
369
370 if (do_show_format)
371 show_format(fmt_ctx);
372
373 avformat_close_input(&fmt_ctx);
374 return 0;
375 }
376
377 static void show_usage(void)
378 {
379 printf("Simple multimedia streams analyzer\n");
380 printf("usage: %s [OPTIONS] [INPUT_FILE]\n", program_name);
381 printf("\n");
382 }
383
384 static int opt_format(const char *opt, const char *arg)
385 {
386 iformat = av_find_input_format(arg);
387 if (!iformat) {
388 fprintf(stderr, "Unknown input format: %s\n", arg);
389 return AVERROR(EINVAL);
390 }
391 return 0;
392 }
393
394 static int opt_show_format_entry(const char *opt, const char *arg)
395 {
396 do_show_format = 1;
397 av_dict_set(&fmt_entries_to_show, arg, "", 0);
398 return 0;
399 }
400
401 static void opt_input_file(void *optctx, const char *arg)
402 {
403 if (input_filename) {
404 fprintf(stderr,
405 "Argument '%s' provided as input filename, but '%s' was already specified.\n",
406 arg, input_filename);
407 exit(1);
408 }
409 if (!strcmp(arg, "-"))
410 arg = "pipe:";
411 input_filename = arg;
412 }
413
414 static void show_help(void)
415 {
416 av_log_set_callback(log_callback_help);
417 show_usage();
418 show_help_options(options, "Main options:\n", 0, 0);
419 printf("\n");
420 show_help_children(avformat_get_class(), AV_OPT_FLAG_DECODING_PARAM);
421 }
422
423 static void opt_pretty(void)
424 {
425 show_value_unit = 1;
426 use_value_prefix = 1;
427 use_byte_value_binary_prefix = 1;
428 use_value_sexagesimal_format = 1;
429 }
430
431 static const OptionDef options[] = {
432 #include "cmdutils_common_opts.h"
433 { "f", HAS_ARG, {(void*)opt_format}, "force format", "format" },
434 { "unit", OPT_BOOL, {(void*)&show_value_unit},
435 "show unit of the displayed values" },
436 { "prefix", OPT_BOOL, {(void*)&use_value_prefix},
437 "use SI prefixes for the displayed values" },
438 { "byte_binary_prefix", OPT_BOOL, {(void*)&use_byte_value_binary_prefix},
439 "use binary prefixes for byte units" },
440 { "sexagesimal", OPT_BOOL, {(void*)&use_value_sexagesimal_format},
441 "use sexagesimal format HOURS:MM:SS.MICROSECONDS for time units" },
442 { "pretty", 0, {(void*)&opt_pretty},
443 "prettify the format of displayed values, make it more human readable" },
444 { "show_format", OPT_BOOL, {(void*)&do_show_format} , "show format/container info" },
445 { "show_format_entry", HAS_ARG, {(void*)opt_show_format_entry},
446 "show a particular entry from the format/container info", "entry" },
447 { "show_packets", OPT_BOOL, {(void*)&do_show_packets}, "show packets info" },
448 { "show_streams", OPT_BOOL, {(void*)&do_show_streams}, "show streams info" },
449 { "default", HAS_ARG | OPT_AUDIO | OPT_VIDEO | OPT_EXPERT, {(void*)opt_default},
450 "generic catch all option", "" },
451 { NULL, },
452 };
453
454 int main(int argc, char **argv)
455 {
456 int ret;
457
458 parse_loglevel(argc, argv, options);
459 av_register_all();
460 avformat_network_init();
461 init_opts();
462 #if CONFIG_AVDEVICE
463 avdevice_register_all();
464 #endif
465
466 show_banner();
467 parse_options(NULL, argc, argv, options, opt_input_file);
468
469 if (!input_filename) {
470 show_usage();
471 fprintf(stderr, "You have to specify one input file.\n");
472 fprintf(stderr,
473 "Use -h to get full help or, even better, run 'man %s'.\n",
474 program_name);
475 exit(1);
476 }
477
478 ret = probe_file(input_filename);
479
480 avformat_network_deinit();
481
482 return ret;
483 }