FFmpeg coverage

Directory: ../../../ffmpeg/
File: src/fftools/opt_common.c
Date: 2023-06-04 16:45:34
Exec Total Coverage
Lines: 77 742 10.4%
Functions: 6 52 11.5%
Branches: 83 625 13.3%
Line Branch Exec Source
1 /*
2 * Option handlers shared between the tools.
3 *
4 * This file is part of FFmpeg.
5 *
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.
10 *
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.
15 *
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
19 */
20
21 #include "config.h"
22
23 #include <stdio.h>
24
25 #include "cmdutils.h"
26 #include "opt_common.h"
27
28 #include "libavutil/avassert.h"
29 #include "libavutil/avstring.h"
30 #include "libavutil/bprint.h"
31 #include "libavutil/channel_layout.h"
32 #include "libavutil/cpu.h"
33 #include "libavutil/dict.h"
34 #include "libavutil/error.h"
35 #include "libavutil/ffversion.h"
36 #include "libavutil/log.h"
37 #include "libavutil/mem.h"
38 #include "libavutil/parseutils.h"
39 #include "libavutil/pixdesc.h"
40 #include "libavutil/version.h"
41
42 #include "libavcodec/avcodec.h"
43 #include "libavcodec/bsf.h"
44 #include "libavcodec/codec.h"
45 #include "libavcodec/codec_desc.h"
46 #include "libavcodec/version.h"
47
48 #include "libavformat/avformat.h"
49 #include "libavformat/version.h"
50
51 #include "libavdevice/avdevice.h"
52 #include "libavdevice/version.h"
53
54 #include "libavfilter/avfilter.h"
55 #include "libavfilter/version.h"
56
57 #include "libswscale/swscale.h"
58 #include "libswscale/version.h"
59
60 #include "libswresample/swresample.h"
61 #include "libswresample/version.h"
62
63 #include "libpostproc/postprocess.h"
64 #include "libpostproc/version.h"
65
66 enum show_muxdemuxers {
67 SHOW_DEFAULT,
68 SHOW_DEMUXERS,
69 SHOW_MUXERS,
70 };
71
72 static FILE *report_file;
73 static int report_file_level = AV_LOG_DEBUG;
74
75 ✗ int show_license(void *optctx, const char *opt, const char *arg)
76 {
77 #if CONFIG_NONFREE
78 printf(
79 "This version of %s has nonfree parts compiled in.\n"
80 "Therefore it is not legally redistributable.\n",
81 program_name );
82 #elif CONFIG_GPLV3
83 printf(
84 "%s is free software; you can redistribute it and/or modify\n"
85 "it under the terms of the GNU General Public License as published by\n"
86 "the Free Software Foundation; either version 3 of the License, or\n"
87 "(at your option) any later version.\n"
88 "\n"
89 "%s is distributed in the hope that it will be useful,\n"
90 "but WITHOUT ANY WARRANTY; without even the implied warranty of\n"
91 "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n"
92 "GNU General Public License for more details.\n"
93 "\n"
94 "You should have received a copy of the GNU General Public License\n"
95 "along with %s. If not, see <http://www.gnu.org/licenses/>.\n",
96 program_name, program_name, program_name );
97 #elif CONFIG_GPL
98 ✗ printf(
99 "%s is free software; you can redistribute it and/or modify\n"
100 "it under the terms of the GNU General Public License as published by\n"
101 "the Free Software Foundation; either version 2 of the License, or\n"
102 "(at your option) any later version.\n"
103 "\n"
104 "%s is distributed in the hope that it will be useful,\n"
105 "but WITHOUT ANY WARRANTY; without even the implied warranty of\n"
106 "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n"
107 "GNU General Public License for more details.\n"
108 "\n"
109 "You should have received a copy of the GNU General Public License\n"
110 "along with %s; if not, write to the Free Software\n"
111 "Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA\n",
112 program_name, program_name, program_name );
113 #elif CONFIG_LGPLV3
114 printf(
115 "%s is free software; you can redistribute it and/or modify\n"
116 "it under the terms of the GNU Lesser General Public License as published by\n"
117 "the Free Software Foundation; either version 3 of the License, or\n"
118 "(at your option) any later version.\n"
119 "\n"
120 "%s is distributed in the hope that it will be useful,\n"
121 "but WITHOUT ANY WARRANTY; without even the implied warranty of\n"
122 "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n"
123 "GNU Lesser General Public License for more details.\n"
124 "\n"
125 "You should have received a copy of the GNU Lesser General Public License\n"
126 "along with %s. If not, see <http://www.gnu.org/licenses/>.\n",
127 program_name, program_name, program_name );
128 #else
129 printf(
130 "%s is free software; you can redistribute it and/or\n"
131 "modify it under the terms of the GNU Lesser General Public\n"
132 "License as published by the Free Software Foundation; either\n"
133 "version 2.1 of the License, or (at your option) any later version.\n"
134 "\n"
135 "%s is distributed in the hope that it will be useful,\n"
136 "but WITHOUT ANY WARRANTY; without even the implied warranty of\n"
137 "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU\n"
138 "Lesser General Public License for more details.\n"
139 "\n"
140 "You should have received a copy of the GNU Lesser General Public\n"
141 "License along with %s; if not, write to the Free Software\n"
142 "Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA\n",
143 program_name, program_name, program_name );
144 #endif
145
146 ✗ return 0;
147 }
148
149 static int warned_cfg = 0;
150
151 #define INDENT 1
152 #define SHOW_VERSION 2
153 #define SHOW_CONFIG 4
154 #define SHOW_COPYRIGHT 8
155
156 #define PRINT_LIB_INFO(libname, LIBNAME, flags, level) \
157 if (CONFIG_##LIBNAME) { \
158 const char *indent = flags & INDENT? " " : ""; \
159 if (flags & SHOW_VERSION) { \
160 unsigned int version = libname##_version(); \
161 av_log(NULL, level, \
162 "%slib%-11s %2d.%3d.%3d / %2d.%3d.%3d\n", \
163 indent, #libname, \
164 LIB##LIBNAME##_VERSION_MAJOR, \
165 LIB##LIBNAME##_VERSION_MINOR, \
166 LIB##LIBNAME##_VERSION_MICRO, \
167 AV_VERSION_MAJOR(version), AV_VERSION_MINOR(version),\
168 AV_VERSION_MICRO(version)); \
169 } \
170 if (flags & SHOW_CONFIG) { \
171 const char *cfg = libname##_configuration(); \
172 if (strcmp(FFMPEG_CONFIGURATION, cfg)) { \
173 if (!warned_cfg) { \
174 av_log(NULL, level, \
175 "%sWARNING: library configuration mismatch\n", \
176 indent); \
177 warned_cfg = 1; \
178 } \
179 av_log(NULL, level, "%s%-11s configuration: %s\n", \
180 indent, #libname, cfg); \
181 } \
182 } \
183 } \
184
185 13386 static void print_all_libs_info(int flags, int level)
186 {
187
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 13386 PRINT_LIB_INFO(avutil, AVUTIL, flags, level);
188
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 13386 PRINT_LIB_INFO(avcodec, AVCODEC, flags, level);
189
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 13386 PRINT_LIB_INFO(avformat, AVFORMAT, flags, level);
190
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 13386 PRINT_LIB_INFO(avdevice, AVDEVICE, flags, level);
191
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 13386 PRINT_LIB_INFO(avfilter, AVFILTER, flags, level);
192
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 13386 PRINT_LIB_INFO(swscale, SWSCALE, flags, level);
193
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 13386 PRINT_LIB_INFO(swresample, SWRESAMPLE, flags, level);
194
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 13386 PRINT_LIB_INFO(postproc, POSTPROC, flags, level);
195 13386 }
196
197 6693 static void print_program_info(int flags, int level)
198 {
199
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 6693 const char *indent = flags & INDENT? " " : "";
200
201 6693 av_log(NULL, level, "%s version " FFMPEG_VERSION, program_name);
202
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 6693 if (flags & SHOW_COPYRIGHT)
203 6693 av_log(NULL, level, " Copyright (c) %d-%d the FFmpeg developers",
204 program_birth_year, CONFIG_THIS_YEAR);
205 6693 av_log(NULL, level, "\n");
206 6693 av_log(NULL, level, "%sbuilt with %s\n", indent, CC_IDENT);
207
208 6693 av_log(NULL, level, "%sconfiguration: " FFMPEG_CONFIGURATION "\n", indent);
209 6693 }
210
211 ✗ static void print_buildconf(int flags, int level)
212 {
213 ✗ const char *indent = flags & INDENT ? " " : "";
214 ✗ char str[] = { FFMPEG_CONFIGURATION };
215 char *conflist, *remove_tilde, *splitconf;
216
217 // Change all the ' --' strings to '~--' so that
218 // they can be identified as tokens.
219 ✗ while ((conflist = strstr(str, " --")) != NULL) {
220 ✗ conflist[0] = '~';
221 }
222
223 // Compensate for the weirdness this would cause
224 // when passing 'pkg-config --static'.
225 ✗ while ((remove_tilde = strstr(str, "pkg-config~")) != NULL) {
226 ✗ remove_tilde[sizeof("pkg-config~") - 2] = ' ';
227 }
228
229 ✗ splitconf = strtok(str, "~");
230 ✗ av_log(NULL, level, "\n%sconfiguration:\n", indent);
231 ✗ while (splitconf != NULL) {
232 ✗ av_log(NULL, level, "%s%s%s\n", indent, indent, splitconf);
233 ✗ splitconf = strtok(NULL, "~");
234 }
235 }
236
237 6693 void show_banner(int argc, char **argv, const OptionDef *options)
238 {
239 6693 int idx = locate_option(argc, argv, options, "version");
240
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 6693 if (hide_banner || idx)
241 ✗ return;
242
243 6693 print_program_info (INDENT|SHOW_COPYRIGHT, AV_LOG_INFO);
244 6693 print_all_libs_info(INDENT|SHOW_CONFIG, AV_LOG_INFO);
245 6693 print_all_libs_info(INDENT|SHOW_VERSION, AV_LOG_INFO);
246 }
247
248 ✗ int show_version(void *optctx, const char *opt, const char *arg)
249 {
250 ✗ av_log_set_callback(log_callback_help);
251 ✗ print_program_info (SHOW_COPYRIGHT, AV_LOG_INFO);
252 ✗ print_all_libs_info(SHOW_VERSION, AV_LOG_INFO);
253
254 ✗ return 0;
255 }
256
257 ✗ int show_buildconf(void *optctx, const char *opt, const char *arg)
258 {
259 ✗ av_log_set_callback(log_callback_help);
260 ✗ print_buildconf (INDENT|0, AV_LOG_INFO);
261
262 ✗ return 0;
263 }
264
265 #define PRINT_CODEC_SUPPORTED(codec, field, type, list_name, term, get_name) \
266 if (codec->field) { \
267 const type *p = codec->field; \
268 \
269 printf(" Supported " list_name ":"); \
270 while (*p != term) { \
271 get_name(*p); \
272 printf(" %s", name); \
273 p++; \
274 } \
275 printf("\n"); \
276 } \
277
278 ✗ static void print_codec(const AVCodec *c)
279 {
280 ✗ int encoder = av_codec_is_encoder(c);
281
282 ✗ printf("%s %s [%s]:\n", encoder ? "Encoder" : "Decoder", c->name,
283 ✗ c->long_name ? c->long_name : "");
284
285 ✗ printf(" General capabilities: ");
286 ✗ if (c->capabilities & AV_CODEC_CAP_DRAW_HORIZ_BAND)
287 ✗ printf("horizband ");
288 ✗ if (c->capabilities & AV_CODEC_CAP_DR1)
289 ✗ printf("dr1 ");
290 ✗ if (c->capabilities & AV_CODEC_CAP_DELAY)
291 ✗ printf("delay ");
292 ✗ if (c->capabilities & AV_CODEC_CAP_SMALL_LAST_FRAME)
293 ✗ printf("small ");
294 ✗ if (c->capabilities & AV_CODEC_CAP_EXPERIMENTAL)
295 ✗ printf("exp ");
296 ✗ if (c->capabilities & AV_CODEC_CAP_CHANNEL_CONF)
297 ✗ printf("chconf ");
298 ✗ if (c->capabilities & AV_CODEC_CAP_PARAM_CHANGE)
299 ✗ printf("paramchange ");
300 ✗ if (c->capabilities & AV_CODEC_CAP_VARIABLE_FRAME_SIZE)
301 ✗ printf("variable ");
302 ✗ if (c->capabilities & (AV_CODEC_CAP_FRAME_THREADS |
303 AV_CODEC_CAP_SLICE_THREADS |
304 AV_CODEC_CAP_OTHER_THREADS))
305 ✗ printf("threads ");
306 ✗ if (c->capabilities & AV_CODEC_CAP_AVOID_PROBING)
307 ✗ printf("avoidprobe ");
308 ✗ if (c->capabilities & AV_CODEC_CAP_HARDWARE)
309 ✗ printf("hardware ");
310 ✗ if (c->capabilities & AV_CODEC_CAP_HYBRID)
311 ✗ printf("hybrid ");
312 ✗ if (!c->capabilities)
313 ✗ printf("none");
314 ✗ printf("\n");
315
316 ✗ if (c->type == AVMEDIA_TYPE_VIDEO ||
317 ✗ c->type == AVMEDIA_TYPE_AUDIO) {
318 ✗ printf(" Threading capabilities: ");
319 ✗ switch (c->capabilities & (AV_CODEC_CAP_FRAME_THREADS |
320 AV_CODEC_CAP_SLICE_THREADS |
321 AV_CODEC_CAP_OTHER_THREADS)) {
322 ✗ case AV_CODEC_CAP_FRAME_THREADS |
323 ✗ AV_CODEC_CAP_SLICE_THREADS: printf("frame and slice"); break;
324 ✗ case AV_CODEC_CAP_FRAME_THREADS: printf("frame"); break;
325 ✗ case AV_CODEC_CAP_SLICE_THREADS: printf("slice"); break;
326 ✗ case AV_CODEC_CAP_OTHER_THREADS: printf("other"); break;
327 ✗ default: printf("none"); break;
328 }
329 ✗ printf("\n");
330 }
331
332 ✗ if (avcodec_get_hw_config(c, 0)) {
333 ✗ printf(" Supported hardware devices: ");
334 ✗ for (int i = 0;; i++) {
335 ✗ const AVCodecHWConfig *config = avcodec_get_hw_config(c, i);
336 const char *name;
337 ✗ if (!config)
338 ✗ break;
339 ✗ name = av_hwdevice_get_type_name(config->device_type);
340 ✗ if (name)
341 ✗ printf("%s ", name);
342 }
343 ✗ printf("\n");
344 }
345
346 ✗ if (c->supported_framerates) {
347 ✗ const AVRational *fps = c->supported_framerates;
348
349 ✗ printf(" Supported framerates:");
350 ✗ while (fps->num) {
351 ✗ printf(" %d/%d", fps->num, fps->den);
352 ✗ fps++;
353 }
354 ✗ printf("\n");
355 }
356 ✗ PRINT_CODEC_SUPPORTED(c, pix_fmts, enum AVPixelFormat, "pixel formats",
357 AV_PIX_FMT_NONE, GET_PIX_FMT_NAME);
358 ✗ PRINT_CODEC_SUPPORTED(c, supported_samplerates, int, "sample rates", 0,
359 GET_SAMPLE_RATE_NAME);
360 ✗ PRINT_CODEC_SUPPORTED(c, sample_fmts, enum AVSampleFormat, "sample formats",
361 AV_SAMPLE_FMT_NONE, GET_SAMPLE_FMT_NAME);
362
363 ✗ if (c->ch_layouts) {
364 ✗ const AVChannelLayout *p = c->ch_layouts;
365
366 ✗ printf(" Supported channel layouts:");
367 ✗ while (p->nb_channels) {
368 char name[128];
369 ✗ av_channel_layout_describe(p, name, sizeof(name));
370 ✗ printf(" %s", name);
371 ✗ p++;
372 }
373 ✗ printf("\n");
374 }
375
376 ✗ if (c->priv_class) {
377 ✗ show_help_children(c->priv_class,
378 AV_OPT_FLAG_ENCODING_PARAM |
379 AV_OPT_FLAG_DECODING_PARAM);
380 }
381 }
382
383 ✗ static const AVCodec *next_codec_for_id(enum AVCodecID id, void **iter,
384 int encoder)
385 {
386 const AVCodec *c;
387 ✗ while ((c = av_codec_iterate(iter))) {
388 ✗ if (c->id == id &&
389 ✗ (encoder ? av_codec_is_encoder(c) : av_codec_is_decoder(c)))
390 ✗ return c;
391 }
392 ✗ return NULL;
393 }
394
395 ✗ static void show_help_codec(const char *name, int encoder)
396 {
397 const AVCodecDescriptor *desc;
398 const AVCodec *codec;
399
400 ✗ if (!name) {
401 ✗ av_log(NULL, AV_LOG_ERROR, "No codec name specified.\n");
402 ✗ return;
403 }
404
405 ✗ codec = encoder ? avcodec_find_encoder_by_name(name) :
406 ✗ avcodec_find_decoder_by_name(name);
407
408 ✗ if (codec)
409 ✗ print_codec(codec);
410 ✗ else if ((desc = avcodec_descriptor_get_by_name(name))) {
411 ✗ void *iter = NULL;
412 ✗ int printed = 0;
413
414 ✗ while ((codec = next_codec_for_id(desc->id, &iter, encoder))) {
415 ✗ printed = 1;
416 ✗ print_codec(codec);
417 }
418
419 ✗ if (!printed) {
420 ✗ av_log(NULL, AV_LOG_ERROR, "Codec '%s' is known to FFmpeg, "
421 "but no %s for it are available. FFmpeg might need to be "
422 "recompiled with additional external libraries.\n",
423 name, encoder ? "encoders" : "decoders");
424 }
425 } else {
426 ✗ av_log(NULL, AV_LOG_ERROR, "Codec '%s' is not recognized by FFmpeg.\n",
427 name);
428 }
429 }
430
431 ✗ static void show_help_demuxer(const char *name)
432 {
433 ✗ const AVInputFormat *fmt = av_find_input_format(name);
434
435 ✗ if (!fmt) {
436 ✗ av_log(NULL, AV_LOG_ERROR, "Unknown format '%s'.\n", name);
437 ✗ return;
438 }
439
440 ✗ printf("Demuxer %s [%s]:\n", fmt->name, fmt->long_name);
441
442 ✗ if (fmt->extensions)
443 ✗ printf(" Common extensions: %s.\n", fmt->extensions);
444
445 ✗ if (fmt->priv_class)
446 ✗ show_help_children(fmt->priv_class, AV_OPT_FLAG_DECODING_PARAM);
447 }
448
449 ✗ static void show_help_protocol(const char *name)
450 {
451 const AVClass *proto_class;
452
453 ✗ if (!name) {
454 ✗ av_log(NULL, AV_LOG_ERROR, "No protocol name specified.\n");
455 ✗ return;
456 }
457
458 ✗ proto_class = avio_protocol_get_class(name);
459 ✗ if (!proto_class) {
460 ✗ av_log(NULL, AV_LOG_ERROR, "Unknown protocol '%s'.\n", name);
461 ✗ return;
462 }
463
464 ✗ show_help_children(proto_class, AV_OPT_FLAG_DECODING_PARAM | AV_OPT_FLAG_ENCODING_PARAM);
465 }
466
467 ✗ static void show_help_muxer(const char *name)
468 {
469 const AVCodecDescriptor *desc;
470 ✗ const AVOutputFormat *fmt = av_guess_format(name, NULL, NULL);
471
472 ✗ if (!fmt) {
473 ✗ av_log(NULL, AV_LOG_ERROR, "Unknown format '%s'.\n", name);
474 ✗ return;
475 }
476
477 ✗ printf("Muxer %s [%s]:\n", fmt->name, fmt->long_name);
478
479 ✗ if (fmt->extensions)
480 ✗ printf(" Common extensions: %s.\n", fmt->extensions);
481 ✗ if (fmt->mime_type)
482 ✗ printf(" Mime type: %s.\n", fmt->mime_type);
483 ✗ if (fmt->video_codec != AV_CODEC_ID_NONE &&
484 ✗ (desc = avcodec_descriptor_get(fmt->video_codec))) {
485 ✗ printf(" Default video codec: %s.\n", desc->name);
486 }
487 ✗ if (fmt->audio_codec != AV_CODEC_ID_NONE &&
488 ✗ (desc = avcodec_descriptor_get(fmt->audio_codec))) {
489 ✗ printf(" Default audio codec: %s.\n", desc->name);
490 }
491 ✗ if (fmt->subtitle_codec != AV_CODEC_ID_NONE &&
492 ✗ (desc = avcodec_descriptor_get(fmt->subtitle_codec))) {
493 ✗ printf(" Default subtitle codec: %s.\n", desc->name);
494 }
495
496 ✗ if (fmt->priv_class)
497 ✗ show_help_children(fmt->priv_class, AV_OPT_FLAG_ENCODING_PARAM);
498 }
499
500 #if CONFIG_AVFILTER
501 ✗ static void show_help_filter(const char *name)
502 {
503 #if CONFIG_AVFILTER
504 ✗ const AVFilter *f = avfilter_get_by_name(name);
505 int i, count;
506
507 ✗ if (!name) {
508 ✗ av_log(NULL, AV_LOG_ERROR, "No filter name specified.\n");
509 ✗ return;
510 ✗ } else if (!f) {
511 ✗ av_log(NULL, AV_LOG_ERROR, "Unknown filter '%s'.\n", name);
512 ✗ return;
513 }
514
515 ✗ printf("Filter %s\n", f->name);
516 ✗ if (f->description)
517 ✗ printf(" %s\n", f->description);
518
519 ✗ if (f->flags & AVFILTER_FLAG_SLICE_THREADS)
520 ✗ printf(" slice threading supported\n");
521
522 ✗ printf(" Inputs:\n");
523 ✗ count = avfilter_filter_pad_count(f, 0);
524 ✗ for (i = 0; i < count; i++) {
525 ✗ printf(" #%d: %s (%s)\n", i, avfilter_pad_get_name(f->inputs, i),
526 ✗ av_get_media_type_string(avfilter_pad_get_type(f->inputs, i)));
527 }
528 ✗ if (f->flags & AVFILTER_FLAG_DYNAMIC_INPUTS)
529 ✗ printf(" dynamic (depending on the options)\n");
530 ✗ else if (!count)
531 ✗ printf(" none (source filter)\n");
532
533 ✗ printf(" Outputs:\n");
534 ✗ count = avfilter_filter_pad_count(f, 1);
535 ✗ for (i = 0; i < count; i++) {
536 ✗ printf(" #%d: %s (%s)\n", i, avfilter_pad_get_name(f->outputs, i),
537 ✗ av_get_media_type_string(avfilter_pad_get_type(f->outputs, i)));
538 }
539 ✗ if (f->flags & AVFILTER_FLAG_DYNAMIC_OUTPUTS)
540 ✗ printf(" dynamic (depending on the options)\n");
541 ✗ else if (!count)
542 ✗ printf(" none (sink filter)\n");
543
544 ✗ if (f->priv_class)
545 ✗ show_help_children(f->priv_class, AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_FILTERING_PARAM |
546 AV_OPT_FLAG_AUDIO_PARAM);
547 ✗ if (f->flags & AVFILTER_FLAG_SUPPORT_TIMELINE)
548 ✗ printf("This filter has support for timeline through the 'enable' option.\n");
549 #else
550 av_log(NULL, AV_LOG_ERROR, "Build without libavfilter; "
551 "can not to satisfy request\n");
552 #endif
553 }
554 #endif
555
556 ✗ static void show_help_bsf(const char *name)
557 {
558 ✗ const AVBitStreamFilter *bsf = av_bsf_get_by_name(name);
559
560 ✗ if (!name) {
561 ✗ av_log(NULL, AV_LOG_ERROR, "No bitstream filter name specified.\n");
562 ✗ return;
563 ✗ } else if (!bsf) {
564 ✗ av_log(NULL, AV_LOG_ERROR, "Unknown bit stream filter '%s'.\n", name);
565 ✗ return;
566 }
567
568 ✗ printf("Bit stream filter %s\n", bsf->name);
569 ✗ PRINT_CODEC_SUPPORTED(bsf, codec_ids, enum AVCodecID, "codecs",
570 AV_CODEC_ID_NONE, GET_CODEC_NAME);
571 ✗ if (bsf->priv_class)
572 ✗ show_help_children(bsf->priv_class, AV_OPT_FLAG_BSF_PARAM);
573 }
574
575 ✗ int show_help(void *optctx, const char *opt, const char *arg)
576 {
577 char *topic, *par;
578 ✗ av_log_set_callback(log_callback_help);
579
580 ✗ topic = av_strdup(arg ? arg : "");
581 ✗ if (!topic)
582 ✗ return AVERROR(ENOMEM);
583 ✗ par = strchr(topic, '=');
584 ✗ if (par)
585 ✗ *par++ = 0;
586
587 ✗ if (!*topic) {
588 ✗ show_help_default(topic, par);
589 ✗ } else if (!strcmp(topic, "decoder")) {
590 ✗ show_help_codec(par, 0);
591 ✗ } else if (!strcmp(topic, "encoder")) {
592 ✗ show_help_codec(par, 1);
593 ✗ } else if (!strcmp(topic, "demuxer")) {
594 ✗ show_help_demuxer(par);
595 ✗ } else if (!strcmp(topic, "muxer")) {
596 ✗ show_help_muxer(par);
597 ✗ } else if (!strcmp(topic, "protocol")) {
598 ✗ show_help_protocol(par);
599 #if CONFIG_AVFILTER
600 ✗ } else if (!strcmp(topic, "filter")) {
601 ✗ show_help_filter(par);
602 #endif
603 ✗ } else if (!strcmp(topic, "bsf")) {
604 ✗ show_help_bsf(par);
605 } else {
606 ✗ show_help_default(topic, par);
607 }
608
609 ✗ av_freep(&topic);
610 ✗ return 0;
611 }
612
613 ✗ static void print_codecs_for_id(enum AVCodecID id, int encoder)
614 {
615 ✗ void *iter = NULL;
616 const AVCodec *codec;
617
618 ✗ printf(" (%s: ", encoder ? "encoders" : "decoders");
619
620 ✗ while ((codec = next_codec_for_id(id, &iter, encoder)))
621 ✗ printf("%s ", codec->name);
622
623 ✗ printf(")");
624 }
625
626 ✗ static int compare_codec_desc(const void *a, const void *b)
627 {
628 ✗ const AVCodecDescriptor * const *da = a;
629 ✗ const AVCodecDescriptor * const *db = b;
630
631 ✗ return (*da)->type != (*db)->type ? FFDIFFSIGN((*da)->type, (*db)->type) :
632 ✗ strcmp((*da)->name, (*db)->name);
633 }
634
635 ✗ static unsigned get_codecs_sorted(const AVCodecDescriptor ***rcodecs)
636 {
637 ✗ const AVCodecDescriptor *desc = NULL;
638 const AVCodecDescriptor **codecs;
639 ✗ unsigned nb_codecs = 0, i = 0;
640
641 ✗ while ((desc = avcodec_descriptor_next(desc)))
642 ✗ nb_codecs++;
643 ✗ if (!(codecs = av_calloc(nb_codecs, sizeof(*codecs))))
644 ✗ report_and_exit(AVERROR(ENOMEM));
645 ✗ desc = NULL;
646 ✗ while ((desc = avcodec_descriptor_next(desc)))
647 ✗ codecs[i++] = desc;
648 ✗ av_assert0(i == nb_codecs);
649 ✗ qsort(codecs, nb_codecs, sizeof(*codecs), compare_codec_desc);
650 ✗ *rcodecs = codecs;
651 ✗ return nb_codecs;
652 }
653
654 ✗ static char get_media_type_char(enum AVMediaType type)
655 {
656 ✗ switch (type) {
657 ✗ case AVMEDIA_TYPE_VIDEO: return 'V';
658 ✗ case AVMEDIA_TYPE_AUDIO: return 'A';
659 ✗ case AVMEDIA_TYPE_DATA: return 'D';
660 ✗ case AVMEDIA_TYPE_SUBTITLE: return 'S';
661 ✗ case AVMEDIA_TYPE_ATTACHMENT:return 'T';
662 ✗ default: return '?';
663 }
664 }
665
666 ✗ int show_codecs(void *optctx, const char *opt, const char *arg)
667 {
668 const AVCodecDescriptor **codecs;
669 ✗ unsigned i, nb_codecs = get_codecs_sorted(&codecs);
670
671 ✗ printf("Codecs:\n"
672 " D..... = Decoding supported\n"
673 " .E.... = Encoding supported\n"
674 " ..V... = Video codec\n"
675 " ..A... = Audio codec\n"
676 " ..S... = Subtitle codec\n"
677 " ..D... = Data codec\n"
678 " ..T... = Attachment codec\n"
679 " ...I.. = Intra frame-only codec\n"
680 " ....L. = Lossy compression\n"
681 " .....S = Lossless compression\n"
682 " -------\n");
683 ✗ for (i = 0; i < nb_codecs; i++) {
684 ✗ const AVCodecDescriptor *desc = codecs[i];
685 const AVCodec *codec;
686 ✗ void *iter = NULL;
687
688 ✗ if (strstr(desc->name, "_deprecated"))
689 ✗ continue;
690
691 ✗ printf(" ");
692 ✗ printf(avcodec_find_decoder(desc->id) ? "D" : ".");
693 ✗ printf(avcodec_find_encoder(desc->id) ? "E" : ".");
694
695 ✗ printf("%c", get_media_type_char(desc->type));
696 ✗ printf((desc->props & AV_CODEC_PROP_INTRA_ONLY) ? "I" : ".");
697 ✗ printf((desc->props & AV_CODEC_PROP_LOSSY) ? "L" : ".");
698 ✗ printf((desc->props & AV_CODEC_PROP_LOSSLESS) ? "S" : ".");
699
700 ✗ printf(" %-20s %s", desc->name, desc->long_name ? desc->long_name : "");
701
702 /* print decoders/encoders when there's more than one or their
703 * names are different from codec name */
704 ✗ while ((codec = next_codec_for_id(desc->id, &iter, 0))) {
705 ✗ if (strcmp(codec->name, desc->name)) {
706 ✗ print_codecs_for_id(desc->id, 0);
707 ✗ break;
708 }
709 }
710 ✗ iter = NULL;
711 ✗ while ((codec = next_codec_for_id(desc->id, &iter, 1))) {
712 ✗ if (strcmp(codec->name, desc->name)) {
713 ✗ print_codecs_for_id(desc->id, 1);
714 ✗ break;
715 }
716 }
717
718 ✗ printf("\n");
719 }
720 ✗ av_free(codecs);
721 ✗ return 0;
722 }
723
724 ✗ static void print_codecs(int encoder)
725 {
726 const AVCodecDescriptor **codecs;
727 ✗ unsigned i, nb_codecs = get_codecs_sorted(&codecs);
728
729 ✗ printf("%s:\n"
730 " V..... = Video\n"
731 " A..... = Audio\n"
732 " S..... = Subtitle\n"
733 " .F.... = Frame-level multithreading\n"
734 " ..S... = Slice-level multithreading\n"
735 " ...X.. = Codec is experimental\n"
736 " ....B. = Supports draw_horiz_band\n"
737 " .....D = Supports direct rendering method 1\n"
738 " ------\n",
739 encoder ? "Encoders" : "Decoders");
740 ✗ for (i = 0; i < nb_codecs; i++) {
741 ✗ const AVCodecDescriptor *desc = codecs[i];
742 const AVCodec *codec;
743 ✗ void *iter = NULL;
744
745 ✗ while ((codec = next_codec_for_id(desc->id, &iter, encoder))) {
746 ✗ printf(" %c", get_media_type_char(desc->type));
747 ✗ printf((codec->capabilities & AV_CODEC_CAP_FRAME_THREADS) ? "F" : ".");
748 ✗ printf((codec->capabilities & AV_CODEC_CAP_SLICE_THREADS) ? "S" : ".");
749 ✗ printf((codec->capabilities & AV_CODEC_CAP_EXPERIMENTAL) ? "X" : ".");
750 ✗ printf((codec->capabilities & AV_CODEC_CAP_DRAW_HORIZ_BAND)?"B" : ".");
751 ✗ printf((codec->capabilities & AV_CODEC_CAP_DR1) ? "D" : ".");
752
753 ✗ printf(" %-20s %s", codec->name, codec->long_name ? codec->long_name : "");
754 ✗ if (strcmp(codec->name, desc->name))
755 ✗ printf(" (codec %s)", desc->name);
756
757 ✗ printf("\n");
758 }
759 }
760 ✗ av_free(codecs);
761 }
762
763 ✗ int show_decoders(void *optctx, const char *opt, const char *arg)
764 {
765 ✗ print_codecs(0);
766 ✗ return 0;
767 }
768
769 ✗ int show_encoders(void *optctx, const char *opt, const char *arg)
770 {
771 ✗ print_codecs(1);
772 ✗ return 0;
773 }
774
775 ✗ int show_bsfs(void *optctx, const char *opt, const char *arg)
776 {
777 ✗ const AVBitStreamFilter *bsf = NULL;
778 ✗ void *opaque = NULL;
779
780 ✗ printf("Bitstream filters:\n");
781 ✗ while ((bsf = av_bsf_iterate(&opaque)))
782 ✗ printf("%s\n", bsf->name);
783 ✗ printf("\n");
784 ✗ return 0;
785 }
786
787 ✗ int show_filters(void *optctx, const char *opt, const char *arg)
788 {
789 #if CONFIG_AVFILTER
790 ✗ const AVFilter *filter = NULL;
791 char descr[64], *descr_cur;
792 ✗ void *opaque = NULL;
793 int i, j;
794 const AVFilterPad *pad;
795
796 ✗ printf("Filters:\n"
797 " T.. = Timeline support\n"
798 " .S. = Slice threading\n"
799 " ..C = Command support\n"
800 " A = Audio input/output\n"
801 " V = Video input/output\n"
802 " N = Dynamic number and/or type of input/output\n"
803 " | = Source or sink filter\n");
804 ✗ while ((filter = av_filter_iterate(&opaque))) {
805 ✗ descr_cur = descr;
806 ✗ for (i = 0; i < 2; i++) {
807 unsigned nb_pads;
808 ✗ if (i) {
809 ✗ *(descr_cur++) = '-';
810 ✗ *(descr_cur++) = '>';
811 }
812 ✗ pad = i ? filter->outputs : filter->inputs;
813 ✗ nb_pads = avfilter_filter_pad_count(filter, i);
814 ✗ for (j = 0; j < nb_pads; j++) {
815 ✗ if (descr_cur >= descr + sizeof(descr) - 4)
816 ✗ break;
817 ✗ *(descr_cur++) = get_media_type_char(avfilter_pad_get_type(pad, j));
818 }
819 ✗ if (!j)
820 ✗ *(descr_cur++) = ((!i && (filter->flags & AVFILTER_FLAG_DYNAMIC_INPUTS)) ||
821 ✗ ( i && (filter->flags & AVFILTER_FLAG_DYNAMIC_OUTPUTS))) ? 'N' : '|';
822 }
823 ✗ *descr_cur = 0;
824 ✗ printf(" %c%c%c %-17s %-10s %s\n",
825 ✗ filter->flags & AVFILTER_FLAG_SUPPORT_TIMELINE ? 'T' : '.',
826 ✗ filter->flags & AVFILTER_FLAG_SLICE_THREADS ? 'S' : '.',
827 ✗ filter->process_command ? 'C' : '.',
828 ✗ filter->name, descr, filter->description);
829 }
830 #else
831 printf("No filters available: libavfilter disabled\n");
832 #endif
833 ✗ return 0;
834 }
835
836 ✗ static int is_device(const AVClass *avclass)
837 {
838 ✗ if (!avclass)
839 ✗ return 0;
840 ✗ return AV_IS_INPUT_DEVICE(avclass->category) || AV_IS_OUTPUT_DEVICE(avclass->category);
841 }
842
843 ✗ static int show_formats_devices(void *optctx, const char *opt, const char *arg, int device_only, int muxdemuxers)
844 {
845 ✗ void *ifmt_opaque = NULL;
846 ✗ const AVInputFormat *ifmt = NULL;
847 ✗ void *ofmt_opaque = NULL;
848 ✗ const AVOutputFormat *ofmt = NULL;
849 const char *last_name;
850 int is_dev;
851
852 ✗ printf("%s\n"
853 " D. = Demuxing supported\n"
854 " .E = Muxing supported\n"
855 " --\n", device_only ? "Devices:" : "File formats:");
856 ✗ last_name = "000";
857 ✗ for (;;) {
858 ✗ int decode = 0;
859 ✗ int encode = 0;
860 ✗ const char *name = NULL;
861 ✗ const char *long_name = NULL;
862
863 ✗ if (muxdemuxers !=SHOW_DEMUXERS) {
864 ✗ ofmt_opaque = NULL;
865 ✗ while ((ofmt = av_muxer_iterate(&ofmt_opaque))) {
866 ✗ is_dev = is_device(ofmt->priv_class);
867 ✗ if (!is_dev && device_only)
868 ✗ continue;
869 ✗ if ((!name || strcmp(ofmt->name, name) < 0) &&
870 ✗ strcmp(ofmt->name, last_name) > 0) {
871 ✗ name = ofmt->name;
872 ✗ long_name = ofmt->long_name;
873 ✗ encode = 1;
874 }
875 }
876 }
877 ✗ if (muxdemuxers != SHOW_MUXERS) {
878 ✗ ifmt_opaque = NULL;
879 ✗ while ((ifmt = av_demuxer_iterate(&ifmt_opaque))) {
880 ✗ is_dev = is_device(ifmt->priv_class);
881 ✗ if (!is_dev && device_only)
882 ✗ continue;
883 ✗ if ((!name || strcmp(ifmt->name, name) < 0) &&
884 ✗ strcmp(ifmt->name, last_name) > 0) {
885 ✗ name = ifmt->name;
886 ✗ long_name = ifmt->long_name;
887 ✗ encode = 0;
888 }
889 ✗ if (name && strcmp(ifmt->name, name) == 0)
890 ✗ decode = 1;
891 }
892 }
893 ✗ if (!name)
894 ✗ break;
895 ✗ last_name = name;
896
897 ✗ printf(" %c%c %-15s %s\n",
898 decode ? 'D' : ' ',
899 encode ? 'E' : ' ',
900 name,
901 long_name ? long_name:" ");
902 }
903 ✗ return 0;
904 }
905
906 ✗ int show_formats(void *optctx, const char *opt, const char *arg)
907 {
908 ✗ return show_formats_devices(optctx, opt, arg, 0, SHOW_DEFAULT);
909 }
910
911 ✗ int show_muxers(void *optctx, const char *opt, const char *arg)
912 {
913 ✗ return show_formats_devices(optctx, opt, arg, 0, SHOW_MUXERS);
914 }
915
916 ✗ int show_demuxers(void *optctx, const char *opt, const char *arg)
917 {
918 ✗ return show_formats_devices(optctx, opt, arg, 0, SHOW_DEMUXERS);
919 }
920
921 ✗ int show_devices(void *optctx, const char *opt, const char *arg)
922 {
923 ✗ return show_formats_devices(optctx, opt, arg, 1, SHOW_DEFAULT);
924 }
925
926 ✗ int show_protocols(void *optctx, const char *opt, const char *arg)
927 {
928 ✗ void *opaque = NULL;
929 const char *name;
930
931 ✗ printf("Supported file protocols:\n"
932 "Input:\n");
933 ✗ while ((name = avio_enum_protocols(&opaque, 0)))
934 ✗ printf(" %s\n", name);
935 ✗ printf("Output:\n");
936 ✗ while ((name = avio_enum_protocols(&opaque, 1)))
937 ✗ printf(" %s\n", name);
938 ✗ return 0;
939 }
940
941 ✗ int show_colors(void *optctx, const char *opt, const char *arg)
942 {
943 const char *name;
944 const uint8_t *rgb;
945 int i;
946
947 ✗ printf("%-32s #RRGGBB\n", "name");
948
949 ✗ for (i = 0; name = av_get_known_color_name(i, &rgb); i++)
950 ✗ printf("%-32s #%02x%02x%02x\n", name, rgb[0], rgb[1], rgb[2]);
951
952 ✗ return 0;
953 }
954
955 1 int show_pix_fmts(void *optctx, const char *opt, const char *arg)
956 {
957 1 const AVPixFmtDescriptor *pix_desc = NULL;
958
959 1 printf("Pixel formats:\n"
960 "I.... = Supported Input format for conversion\n"
961 ".O... = Supported Output format for conversion\n"
962 "..H.. = Hardware accelerated format\n"
963 "...P. = Paletted format\n"
964 "....B = Bitstream format\n"
965 "FLAGS NAME NB_COMPONENTS BITS_PER_PIXEL BIT_DEPTHS\n"
966 "-----\n");
967
968 #if !CONFIG_SWSCALE
969 # define sws_isSupportedInput(x) 0
970 # define sws_isSupportedOutput(x) 0
971 #endif
972
973
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 227 while ((pix_desc = av_pix_fmt_desc_next(pix_desc))) {
974 226 enum AVPixelFormat av_unused pix_fmt = av_pix_fmt_desc_get_id(pix_desc);
975
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 1130 printf("%c%c%c%c%c %-16s %d %3d %d",
976 226 sws_isSupportedInput (pix_fmt) ? 'I' : '.',
977 226 sws_isSupportedOutput(pix_fmt) ? 'O' : '.',
978
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 226 pix_desc->flags & AV_PIX_FMT_FLAG_HWACCEL ? 'H' : '.',
979
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 226 pix_desc->flags & AV_PIX_FMT_FLAG_PAL ? 'P' : '.',
980 226 pix_desc->flags & AV_PIX_FMT_FLAG_BITSTREAM ? 'B' : '.',
981 226 pix_desc->name,
982
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 226 pix_desc->nb_components,
983 av_get_bits_per_pixel(pix_desc),
984 226 pix_desc->comp[0].depth);
985
986
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 664 for (unsigned i = 1; i < pix_desc->nb_components; i++)
987 438 printf("-%d", pix_desc->comp[i].depth);
988 226 printf("\n");
989 }
990 1 return 0;
991 }
992
993 ✗ int show_layouts(void *optctx, const char *opt, const char *arg)
994 {
995 const AVChannelLayout *ch_layout;
996 ✗ void *iter = NULL;
997 char buf[128], buf2[128];
998 ✗ int i = 0;
999
1000 ✗ printf("Individual channels:\n"
1001 "NAME DESCRIPTION\n");
1002 ✗ for (i = 0; i < 63; i++) {
1003 ✗ av_channel_name(buf, sizeof(buf), i);
1004 ✗ if (strstr(buf, "USR"))
1005 ✗ continue;
1006 ✗ av_channel_description(buf2, sizeof(buf2), i);
1007 ✗ printf("%-14s %s\n", buf, buf2);
1008 }
1009 ✗ printf("\nStandard channel layouts:\n"
1010 "NAME DECOMPOSITION\n");
1011 ✗ while (ch_layout = av_channel_layout_standard(&iter)) {
1012 ✗ av_channel_layout_describe(ch_layout, buf, sizeof(buf));
1013 ✗ printf("%-14s ", buf);
1014 ✗ for (i = 0; i < 63; i++) {
1015 ✗ int idx = av_channel_layout_index_from_channel(ch_layout, i);
1016 ✗ if (idx >= 0) {
1017 ✗ av_channel_name(buf2, sizeof(buf2), i);
1018 ✗ printf("%s%s", idx ? "+" : "", buf2);
1019 }
1020 }
1021 ✗ printf("\n");
1022 }
1023 ✗ return 0;
1024 }
1025
1026 ✗ int show_sample_fmts(void *optctx, const char *opt, const char *arg)
1027 {
1028 int i;
1029 char fmt_str[128];
1030 ✗ for (i = -1; i < AV_SAMPLE_FMT_NB; i++)
1031 ✗ printf("%s\n", av_get_sample_fmt_string(fmt_str, sizeof(fmt_str), i));
1032 ✗ return 0;
1033 }
1034
1035 ✗ int show_dispositions(void *optctx, const char *opt, const char *arg)
1036 {
1037 ✗ for (int i = 0; i < 32; i++) {
1038 ✗ const char *str = av_disposition_to_string(1U << i);
1039 ✗ if (str)
1040 ✗ printf("%s\n", str);
1041 }
1042 ✗ return 0;
1043 }
1044
1045 6538 int opt_cpuflags(void *optctx, const char *opt, const char *arg)
1046 {
1047 int ret;
1048 6538 unsigned flags = av_get_cpu_flags();
1049
1050
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 6538 if ((ret = av_parse_cpu_caps(&flags, arg)) < 0)
1051 ✗ return ret;
1052
1053 6538 av_force_cpu_flags(flags);
1054 6538 return 0;
1055 }
1056
1057 ✗ int opt_cpucount(void *optctx, const char *opt, const char *arg)
1058 {
1059 int ret;
1060 int count;
1061
1062 static const AVOption opts[] = {
1063 {"count", NULL, 0, AV_OPT_TYPE_INT, { .i64 = -1}, -1, INT_MAX},
1064 {NULL},
1065 };
1066 static const AVClass class = {
1067 .class_name = "cpucount",
1068 .item_name = av_default_item_name,
1069 .option = opts,
1070 .version = LIBAVUTIL_VERSION_INT,
1071 };
1072 ✗ const AVClass *pclass = &class;
1073
1074 ✗ ret = av_opt_eval_int(&pclass, opts, arg, &count);
1075
1076 ✗ if (!ret) {
1077 ✗ av_cpu_force_count(count);
1078 }
1079
1080 ✗ return ret;
1081 }
1082
1083 ✗ static void expand_filename_template(AVBPrint *bp, const char *template,
1084 struct tm *tm)
1085 {
1086 int c;
1087
1088 ✗ while ((c = *(template++))) {
1089 ✗ if (c == '%') {
1090 ✗ if (!(c = *(template++)))
1091 ✗ break;
1092 ✗ switch (c) {
1093 ✗ case 'p':
1094 ✗ av_bprintf(bp, "%s", program_name);
1095 ✗ break;
1096 ✗ case 't':
1097 ✗ av_bprintf(bp, "%04d%02d%02d-%02d%02d%02d",
1098 ✗ tm->tm_year + 1900, tm->tm_mon + 1, tm->tm_mday,
1099 tm->tm_hour, tm->tm_min, tm->tm_sec);
1100 ✗ break;
1101 ✗ case '%':
1102 ✗ av_bprint_chars(bp, c, 1);
1103 ✗ break;
1104 }
1105 } else {
1106 ✗ av_bprint_chars(bp, c, 1);
1107 }
1108 }
1109 }
1110
1111 ✗ static void log_callback_report(void *ptr, int level, const char *fmt, va_list vl)
1112 {
1113 va_list vl2;
1114 char line[1024];
1115 static int print_prefix = 1;
1116
1117 ✗ va_copy(vl2, vl);
1118 ✗ av_log_default_callback(ptr, level, fmt, vl);
1119 ✗ av_log_format_line(ptr, level, fmt, vl2, line, sizeof(line), &print_prefix);
1120 ✗ va_end(vl2);
1121 ✗ if (report_file_level >= level) {
1122 ✗ fputs(line, report_file);
1123 ✗ fflush(report_file);
1124 }
1125 }
1126
1127 ✗ int init_report(const char *env, FILE **file)
1128 {
1129 ✗ char *filename_template = NULL;
1130 char *key, *val;
1131 ✗ int ret, count = 0;
1132 ✗ int prog_loglevel, envlevel = 0;
1133 time_t now;
1134 struct tm *tm;
1135 AVBPrint filename;
1136
1137 ✗ if (report_file) /* already opened */
1138 ✗ return 0;
1139 ✗ time(&now);
1140 ✗ tm = localtime(&now);
1141
1142 ✗ while (env && *env) {
1143 ✗ if ((ret = av_opt_get_key_value(&env, "=", ":", 0, &key, &val)) < 0) {
1144 ✗ if (count)
1145 ✗ av_log(NULL, AV_LOG_ERROR,
1146 "Failed to parse FFREPORT environment variable: %s\n",
1147 ✗ av_err2str(ret));
1148 ✗ break;
1149 }
1150 ✗ if (*env)
1151 ✗ env++;
1152 ✗ count++;
1153 ✗ if (!strcmp(key, "file")) {
1154 ✗ av_free(filename_template);
1155 ✗ filename_template = val;
1156 ✗ val = NULL;
1157 ✗ } else if (!strcmp(key, "level")) {
1158 char *tail;
1159 ✗ report_file_level = strtol(val, &tail, 10);
1160 ✗ if (*tail) {
1161 ✗ av_log(NULL, AV_LOG_FATAL, "Invalid report file level\n");
1162 ✗ exit_program(1);
1163 }
1164 ✗ envlevel = 1;
1165 } else {
1166 ✗ av_log(NULL, AV_LOG_ERROR, "Unknown key '%s' in FFREPORT\n", key);
1167 }
1168 ✗ av_free(val);
1169 ✗ av_free(key);
1170 }
1171
1172 ✗ av_bprint_init(&filename, 0, AV_BPRINT_SIZE_AUTOMATIC);
1173 ✗ expand_filename_template(&filename,
1174 ✗ av_x_if_null(filename_template, "%p-%t.log"), tm);
1175 ✗ av_free(filename_template);
1176 ✗ if (!av_bprint_is_complete(&filename)) {
1177 ✗ av_log(NULL, AV_LOG_ERROR, "Out of memory building report file name\n");
1178 ✗ return AVERROR(ENOMEM);
1179 }
1180
1181 ✗ prog_loglevel = av_log_get_level();
1182 ✗ if (!envlevel)
1183 ✗ report_file_level = FFMAX(report_file_level, prog_loglevel);
1184
1185 ✗ report_file = fopen(filename.str, "w");
1186 ✗ if (!report_file) {
1187 ✗ int ret = AVERROR(errno);
1188 ✗ av_log(NULL, AV_LOG_ERROR, "Failed to open report \"%s\": %s\n",
1189 ✗ filename.str, strerror(errno));
1190 ✗ return ret;
1191 }
1192 ✗ av_log_set_callback(log_callback_report);
1193 ✗ av_log(NULL, AV_LOG_INFO,
1194 "%s started on %04d-%02d-%02d at %02d:%02d:%02d\n"
1195 "Report written to \"%s\"\n"
1196 "Log level: %d\n",
1197 program_name,
1198 ✗ tm->tm_year + 1900, tm->tm_mon + 1, tm->tm_mday,
1199 tm->tm_hour, tm->tm_min, tm->tm_sec,
1200 filename.str, report_file_level);
1201 ✗ av_bprint_finalize(&filename, NULL);
1202
1203 ✗ if (file)
1204 ✗ *file = report_file;
1205
1206 ✗ return 0;
1207 }
1208
1209 ✗ int opt_report(void *optctx, const char *opt, const char *arg)
1210 {
1211 ✗ return init_report(NULL, NULL);
1212 }
1213
1214 ✗ int opt_max_alloc(void *optctx, const char *opt, const char *arg)
1215 {
1216 char *tail;
1217 size_t max;
1218
1219 ✗ max = strtol(arg, &tail, 10);
1220 ✗ if (*tail) {
1221 ✗ av_log(NULL, AV_LOG_FATAL, "Invalid max_alloc \"%s\".\n", arg);
1222 ✗ exit_program(1);
1223 }
1224 ✗ av_max_alloc(max);
1225 ✗ return 0;
1226 }
1227
1228 30 int opt_loglevel(void *optctx, const char *opt, const char *arg)
1229 {
1230 30 const struct { const char *name; int level; } log_levels[] = {
1231 { "quiet" , AV_LOG_QUIET },
1232 { "panic" , AV_LOG_PANIC },
1233 { "fatal" , AV_LOG_FATAL },
1234 { "error" , AV_LOG_ERROR },
1235 { "warning", AV_LOG_WARNING },
1236 { "info" , AV_LOG_INFO },
1237 { "verbose", AV_LOG_VERBOSE },
1238 { "debug" , AV_LOG_DEBUG },
1239 { "trace" , AV_LOG_TRACE },
1240 };
1241 const char *token;
1242 char *tail;
1243 30 int flags = av_log_get_flags();
1244 30 int level = av_log_get_level();
1245 30 int cmd, i = 0;
1246
1247
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 30 av_assert0(arg);
1248
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 30 while (*arg) {
1249 30 token = arg;
1250
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 30 if (*token == '+' || *token == '-') {
1251 ✗ cmd = *token++;
1252 } else {
1253 30 cmd = 0;
1254 }
1255
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 30 if (!i && !cmd) {
1256 30 flags = 0; /* missing relative prefix, build absolute value */
1257 }
1258
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 30 if (av_strstart(token, "repeat", &arg)) {
1259 ✗ if (cmd == '-') {
1260 ✗ flags |= AV_LOG_SKIP_REPEATED;
1261 } else {
1262 ✗ flags &= ~AV_LOG_SKIP_REPEATED;
1263 }
1264
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 30 } else if (av_strstart(token, "level", &arg)) {
1265 ✗ if (cmd == '-') {
1266 ✗ flags &= ~AV_LOG_PRINT_LEVEL;
1267 } else {
1268 ✗ flags |= AV_LOG_PRINT_LEVEL;
1269 }
1270 } else {
1271 30 break;
1272 }
1273 ✗ i++;
1274 }
1275
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 30 if (!*arg) {
1276 ✗ goto end;
1277
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 30 } else if (*arg == '+') {
1278 ✗ arg++;
1279
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 30 } else if (!i) {
1280 30 flags = av_log_get_flags(); /* level value without prefix, reset flags */
1281 }
1282
1283
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 288 for (i = 0; i < FF_ARRAY_ELEMS(log_levels); i++) {
1284
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 262 if (!strcmp(log_levels[i].name, arg)) {
1285 4 level = log_levels[i].level;
1286 4 goto end;
1287 }
1288 }
1289
1290 26 level = strtol(arg, &tail, 10);
1291
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 26 if (*tail) {
1292 ✗ av_log(NULL, AV_LOG_FATAL, "Invalid loglevel \"%s\". "
1293 "Possible levels are numbers or:\n", arg);
1294 ✗ for (i = 0; i < FF_ARRAY_ELEMS(log_levels); i++)
1295 ✗ av_log(NULL, AV_LOG_FATAL, "\"%s\"\n", log_levels[i].name);
1296 ✗ exit_program(1);
1297 }
1298
1299 26 end:
1300 30 av_log_set_flags(flags);
1301 30 av_log_set_level(level);
1302 30 return 0;
1303 }
1304
1305 #if CONFIG_AVDEVICE
1306 ✗ static void print_device_list(const AVDeviceInfoList *device_list)
1307 {
1308 // print devices
1309 ✗ for (int i = 0; i < device_list->nb_devices; i++) {
1310 ✗ const AVDeviceInfo *device = device_list->devices[i];
1311 ✗ printf("%c %s [%s] (", device_list->default_device == i ? '*' : ' ',
1312 ✗ device->device_name, device->device_description);
1313 ✗ if (device->nb_media_types > 0) {
1314 ✗ for (int j = 0; j < device->nb_media_types; ++j) {
1315 ✗ const char* media_type = av_get_media_type_string(device->media_types[j]);
1316 ✗ if (j > 0)
1317 ✗ printf(", ");
1318 ✗ printf("%s", media_type ? media_type : "unknown");
1319 }
1320 } else {
1321 ✗ printf("none");
1322 }
1323 ✗ printf(")\n");
1324 }
1325 }
1326
1327 ✗ static int print_device_sources(const AVInputFormat *fmt, AVDictionary *opts)
1328 {
1329 int ret;
1330 ✗ AVDeviceInfoList *device_list = NULL;
1331
1332 ✗ if (!fmt || !fmt->priv_class || !AV_IS_INPUT_DEVICE(fmt->priv_class->category))
1333 ✗ return AVERROR(EINVAL);
1334
1335 ✗ printf("Auto-detected sources for %s:\n", fmt->name);
1336 ✗ if ((ret = avdevice_list_input_sources(fmt, NULL, opts, &device_list)) < 0) {
1337 ✗ printf("Cannot list sources: %s\n", av_err2str(ret));
1338 ✗ goto fail;
1339 }
1340
1341 ✗ print_device_list(device_list);
1342
1343 ✗ fail:
1344 ✗ avdevice_free_list_devices(&device_list);
1345 ✗ return ret;
1346 }
1347
1348 ✗ static int print_device_sinks(const AVOutputFormat *fmt, AVDictionary *opts)
1349 {
1350 int ret;
1351 ✗ AVDeviceInfoList *device_list = NULL;
1352
1353 ✗ if (!fmt || !fmt->priv_class || !AV_IS_OUTPUT_DEVICE(fmt->priv_class->category))
1354 ✗ return AVERROR(EINVAL);
1355
1356 ✗ printf("Auto-detected sinks for %s:\n", fmt->name);
1357 ✗ if ((ret = avdevice_list_output_sinks(fmt, NULL, opts, &device_list)) < 0) {
1358 ✗ printf("Cannot list sinks: %s\n", av_err2str(ret));
1359 ✗ goto fail;
1360 }
1361
1362 ✗ print_device_list(device_list);
1363
1364 ✗ fail:
1365 ✗ avdevice_free_list_devices(&device_list);
1366 ✗ return ret;
1367 }
1368
1369 ✗ static int show_sinks_sources_parse_arg(const char *arg, char **dev, AVDictionary **opts)
1370 {
1371 int ret;
1372 ✗ if (arg) {
1373 ✗ char *opts_str = NULL;
1374 ✗ av_assert0(dev && opts);
1375 ✗ *dev = av_strdup(arg);
1376 ✗ if (!*dev)
1377 ✗ return AVERROR(ENOMEM);
1378 ✗ if ((opts_str = strchr(*dev, ','))) {
1379 ✗ *(opts_str++) = '\0';
1380 ✗ if (opts_str[0] && ((ret = av_dict_parse_string(opts, opts_str, "=", ":", 0)) < 0)) {
1381 ✗ av_freep(dev);
1382 ✗ return ret;
1383 }
1384 }
1385 } else
1386 ✗ printf("\nDevice name is not provided.\n"
1387 "You can pass devicename[,opt1=val1[,opt2=val2...]] as an argument.\n\n");
1388 ✗ return 0;
1389 }
1390
1391 ✗ int show_sources(void *optctx, const char *opt, const char *arg)
1392 {
1393 ✗ const AVInputFormat *fmt = NULL;
1394 ✗ char *dev = NULL;
1395 ✗ AVDictionary *opts = NULL;
1396 ✗ int ret = 0;
1397 ✗ int error_level = av_log_get_level();
1398
1399 ✗ av_log_set_level(AV_LOG_WARNING);
1400
1401 ✗ if ((ret = show_sinks_sources_parse_arg(arg, &dev, &opts)) < 0)
1402 ✗ goto fail;
1403
1404 do {
1405 ✗ fmt = av_input_audio_device_next(fmt);
1406 ✗ if (fmt) {
1407 ✗ if (!strcmp(fmt->name, "lavfi"))
1408 ✗ continue; //it's pointless to probe lavfi
1409 ✗ if (dev && !av_match_name(dev, fmt->name))
1410 ✗ continue;
1411 ✗ print_device_sources(fmt, opts);
1412 }
1413 ✗ } while (fmt);
1414 do {
1415 ✗ fmt = av_input_video_device_next(fmt);
1416 ✗ if (fmt) {
1417 ✗ if (dev && !av_match_name(dev, fmt->name))
1418 ✗ continue;
1419 ✗ print_device_sources(fmt, opts);
1420 }
1421 ✗ } while (fmt);
1422 ✗ fail:
1423 ✗ av_dict_free(&opts);
1424 ✗ av_free(dev);
1425 ✗ av_log_set_level(error_level);
1426 ✗ return ret;
1427 }
1428
1429 ✗ int show_sinks(void *optctx, const char *opt, const char *arg)
1430 {
1431 ✗ const AVOutputFormat *fmt = NULL;
1432 ✗ char *dev = NULL;
1433 ✗ AVDictionary *opts = NULL;
1434 ✗ int ret = 0;
1435 ✗ int error_level = av_log_get_level();
1436
1437 ✗ av_log_set_level(AV_LOG_WARNING);
1438
1439 ✗ if ((ret = show_sinks_sources_parse_arg(arg, &dev, &opts)) < 0)
1440 ✗ goto fail;
1441
1442 do {
1443 ✗ fmt = av_output_audio_device_next(fmt);
1444 ✗ if (fmt) {
1445 ✗ if (dev && !av_match_name(dev, fmt->name))
1446 ✗ continue;
1447 ✗ print_device_sinks(fmt, opts);
1448 }
1449 ✗ } while (fmt);
1450 do {
1451 ✗ fmt = av_output_video_device_next(fmt);
1452 ✗ if (fmt) {
1453 ✗ if (dev && !av_match_name(dev, fmt->name))
1454 ✗ continue;
1455 ✗ print_device_sinks(fmt, opts);
1456 }
1457 ✗ } while (fmt);
1458 ✗ fail:
1459 ✗ av_dict_free(&opts);
1460 ✗ av_free(dev);
1461 ✗ av_log_set_level(error_level);
1462 ✗ return ret;
1463 }
1464 #endif /* CONFIG_AVDEVICE */
1465