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-rw-r--r--fftools/cmdutils.c1417
1 files changed, 5 insertions, 1412 deletions
diff --git a/fftools/cmdutils.c b/fftools/cmdutils.c
index 818abad03e..e7d8ef6765 100644
--- a/fftools/cmdutils.c
+++ b/fftools/cmdutils.c
@@ -32,37 +32,22 @@
#include "config.h"
#include "compat/va_copy.h"
#include "libavformat/avformat.h"
-#include "libavformat/version.h"
-#include "libavfilter/avfilter.h"
-#include "libavfilter/version.h"
-#include "libavdevice/avdevice.h"
-#include "libavdevice/version.h"
#include "libswscale/swscale.h"
#include "libswscale/version.h"
#include "libswresample/swresample.h"
-#include "libswresample/version.h"
-#include "libpostproc/postprocess.h"
-#include "libpostproc/version.h"
-#include "libavutil/attributes.h"
#include "libavutil/avassert.h"
#include "libavutil/avstring.h"
-#include "libavutil/bprint.h"
#include "libavutil/channel_layout.h"
#include "libavutil/display.h"
#include "libavutil/mathematics.h"
#include "libavutil/imgutils.h"
#include "libavutil/libm.h"
#include "libavutil/parseutils.h"
-#include "libavutil/pixdesc.h"
#include "libavutil/eval.h"
#include "libavutil/dict.h"
#include "libavutil/opt.h"
-#include "libavutil/cpu.h"
-#include "libavutil/ffversion.h"
-#include "libavutil/version.h"
-#include "libavcodec/bsf.h"
-#include "libavcodec/version.h"
#include "cmdutils.h"
+#include "opt_common.h"
#if HAVE_SYS_RESOURCE_H
#include <sys/time.h>
#include <sys/resource.h>
@@ -71,22 +56,12 @@
#include <windows.h>
#endif
-static int init_report(const char *env);
-
AVDictionary *sws_dict;
AVDictionary *swr_opts;
AVDictionary *format_opts, *codec_opts;
-static FILE *report_file;
-static int report_file_level = AV_LOG_DEBUG;
int hide_banner = 0;
-enum show_muxdemuxers {
- SHOW_DEFAULT,
- SHOW_DEMUXERS,
- SHOW_MUXERS,
-};
-
void uninit_opts(void)
{
av_dict_free(&swr_opts);
@@ -100,22 +75,6 @@ void log_callback_help(void *ptr, int level, const char *fmt, va_list vl)
vfprintf(stdout, fmt, vl);
}
-static void log_callback_report(void *ptr, int level, const char *fmt, va_list vl)
-{
- va_list vl2;
- char line[1024];
- static int print_prefix = 1;
-
- va_copy(vl2, vl);
- av_log_default_callback(ptr, level, fmt, vl);
- av_log_format_line(ptr, level, fmt, vl2, line, sizeof(line), &print_prefix);
- va_end(vl2);
- if (report_file_level >= level) {
- fputs(line, report_file);
- fflush(report_file);
- }
-}
-
void init_dynload(void)
{
#if HAVE_SETDLLDIRECTORY && defined(_WIN32)
@@ -468,7 +427,7 @@ int locate_option(int argc, char **argv, const OptionDef *options,
return 0;
}
-static void dump_argument(const char *a)
+static void dump_argument(FILE *report_file, const char *a)
{
const unsigned char *p;
@@ -514,12 +473,13 @@ void parse_loglevel(int argc, char **argv, const OptionDef *options)
opt_loglevel(NULL, "loglevel", argv[idx + 1]);
idx = locate_option(argc, argv, options, "report");
if ((env = getenv("FFREPORT")) || idx) {
- init_report(env);
+ FILE *report_file = NULL;
+ init_report(env, &report_file);
if (report_file) {
int i;
fprintf(report_file, "Command line:\n");
for (i = 0; i < argc; i++) {
- dump_argument(argv[i]);
+ dump_argument(report_file, argv[i]);
fputc(i < argc - 1 ? ' ' : '\n', report_file);
}
fflush(report_file);
@@ -838,246 +798,6 @@ do { \
return 0;
}
-int opt_cpuflags(void *optctx, const char *opt, const char *arg)
-{
- int ret;
- unsigned flags = av_get_cpu_flags();
-
- if ((ret = av_parse_cpu_caps(&flags, arg)) < 0)
- return ret;
-
- av_force_cpu_flags(flags);
- return 0;
-}
-
-int opt_cpucount(void *optctx, const char *opt, const char *arg)
-{
- int ret;
- int count;
-
- static const AVOption opts[] = {
- {"count", NULL, 0, AV_OPT_TYPE_INT, { .i64 = -1}, -1, INT_MAX},
- {NULL},
- };
- static const AVClass class = {
- .class_name = "cpucount",
- .item_name = av_default_item_name,
- .option = opts,
- .version = LIBAVUTIL_VERSION_INT,
- };
- const AVClass *pclass = &class;
-
- ret = av_opt_eval_int(&pclass, opts, arg, &count);
-
- if (!ret) {
- av_cpu_force_count(count);
- }
-
- return ret;
-}
-
-int opt_loglevel(void *optctx, const char *opt, const char *arg)
-{
- const struct { const char *name; int level; } log_levels[] = {
- { "quiet" , AV_LOG_QUIET },
- { "panic" , AV_LOG_PANIC },
- { "fatal" , AV_LOG_FATAL },
- { "error" , AV_LOG_ERROR },
- { "warning", AV_LOG_WARNING },
- { "info" , AV_LOG_INFO },
- { "verbose", AV_LOG_VERBOSE },
- { "debug" , AV_LOG_DEBUG },
- { "trace" , AV_LOG_TRACE },
- };
- const char *token;
- char *tail;
- int flags = av_log_get_flags();
- int level = av_log_get_level();
- int cmd, i = 0;
-
- av_assert0(arg);
- while (*arg) {
- token = arg;
- if (*token == '+' || *token == '-') {
- cmd = *token++;
- } else {
- cmd = 0;
- }
- if (!i && !cmd) {
- flags = 0; /* missing relative prefix, build absolute value */
- }
- if (av_strstart(token, "repeat", &arg)) {
- if (cmd == '-') {
- flags |= AV_LOG_SKIP_REPEATED;
- } else {
- flags &= ~AV_LOG_SKIP_REPEATED;
- }
- } else if (av_strstart(token, "level", &arg)) {
- if (cmd == '-') {
- flags &= ~AV_LOG_PRINT_LEVEL;
- } else {
- flags |= AV_LOG_PRINT_LEVEL;
- }
- } else {
- break;
- }
- i++;
- }
- if (!*arg) {
- goto end;
- } else if (*arg == '+') {
- arg++;
- } else if (!i) {
- flags = av_log_get_flags(); /* level value without prefix, reset flags */
- }
-
- for (i = 0; i < FF_ARRAY_ELEMS(log_levels); i++) {
- if (!strcmp(log_levels[i].name, arg)) {
- level = log_levels[i].level;
- goto end;
- }
- }
-
- level = strtol(arg, &tail, 10);
- if (*tail) {
- av_log(NULL, AV_LOG_FATAL, "Invalid loglevel \"%s\". "
- "Possible levels are numbers or:\n", arg);
- for (i = 0; i < FF_ARRAY_ELEMS(log_levels); i++)
- av_log(NULL, AV_LOG_FATAL, "\"%s\"\n", log_levels[i].name);
- exit_program(1);
- }
-
-end:
- av_log_set_flags(flags);
- av_log_set_level(level);
- return 0;
-}
-
-static void expand_filename_template(AVBPrint *bp, const char *template,
- struct tm *tm)
-{
- int c;
-
- while ((c = *(template++))) {
- if (c == '%') {
- if (!(c = *(template++)))
- break;
- switch (c) {
- case 'p':
- av_bprintf(bp, "%s", program_name);
- break;
- case 't':
- av_bprintf(bp, "%04d%02d%02d-%02d%02d%02d",
- tm->tm_year + 1900, tm->tm_mon + 1, tm->tm_mday,
- tm->tm_hour, tm->tm_min, tm->tm_sec);
- break;
- case '%':
- av_bprint_chars(bp, c, 1);
- break;
- }
- } else {
- av_bprint_chars(bp, c, 1);
- }
- }
-}
-
-static int init_report(const char *env)
-{
- char *filename_template = NULL;
- char *key, *val;
- int ret, count = 0;
- int prog_loglevel, envlevel = 0;
- time_t now;
- struct tm *tm;
- AVBPrint filename;
-
- if (report_file) /* already opened */
- return 0;
- time(&now);
- tm = localtime(&now);
-
- while (env && *env) {
- if ((ret = av_opt_get_key_value(&env, "=", ":", 0, &key, &val)) < 0) {
- if (count)
- av_log(NULL, AV_LOG_ERROR,
- "Failed to parse FFREPORT environment variable: %s\n",
- av_err2str(ret));
- break;
- }
- if (*env)
- env++;
- count++;
- if (!strcmp(key, "file")) {
- av_free(filename_template);
- filename_template = val;
- val = NULL;
- } else if (!strcmp(key, "level")) {
- char *tail;
- report_file_level = strtol(val, &tail, 10);
- if (*tail) {
- av_log(NULL, AV_LOG_FATAL, "Invalid report file level\n");
- exit_program(1);
- }
- envlevel = 1;
- } else {
- av_log(NULL, AV_LOG_ERROR, "Unknown key '%s' in FFREPORT\n", key);
- }
- av_free(val);
- av_free(key);
- }
-
- av_bprint_init(&filename, 0, AV_BPRINT_SIZE_AUTOMATIC);
- expand_filename_template(&filename,
- av_x_if_null(filename_template, "%p-%t.log"), tm);
- av_free(filename_template);
- if (!av_bprint_is_complete(&filename)) {
- av_log(NULL, AV_LOG_ERROR, "Out of memory building report file name\n");
- return AVERROR(ENOMEM);
- }
-
- prog_loglevel = av_log_get_level();
- if (!envlevel)
- report_file_level = FFMAX(report_file_level, prog_loglevel);
-
- report_file = fopen(filename.str, "w");
- if (!report_file) {
- int ret = AVERROR(errno);
- av_log(NULL, AV_LOG_ERROR, "Failed to open report \"%s\": %s\n",
- filename.str, strerror(errno));
- return ret;
- }
- av_log_set_callback(log_callback_report);
- av_log(NULL, AV_LOG_INFO,
- "%s started on %04d-%02d-%02d at %02d:%02d:%02d\n"
- "Report written to \"%s\"\n"
- "Log level: %d\n",
- program_name,
- tm->tm_year + 1900, tm->tm_mon + 1, tm->tm_mday,
- tm->tm_hour, tm->tm_min, tm->tm_sec,
- filename.str, report_file_level);
- av_bprint_finalize(&filename, NULL);
- return 0;
-}
-
-int opt_report(void *optctx, const char *opt, const char *arg)
-{
- return init_report(NULL);
-}
-
-int opt_max_alloc(void *optctx, const char *opt, const char *arg)
-{
- char *tail;
- size_t max;
-
- max = strtol(arg, &tail, 10);
- if (*tail) {
- av_log(NULL, AV_LOG_FATAL, "Invalid max_alloc \"%s\".\n", arg);
- exit_program(1);
- }
- av_max_alloc(max);
- return 0;
-}
-
int opt_timelimit(void *optctx, const char *opt, const char *arg)
{
#if HAVE_SETRLIMIT
@@ -1101,972 +821,6 @@ void print_error(const char *filename, int err)
av_log(NULL, AV_LOG_ERROR, "%s: %s\n", filename, errbuf_ptr);
}
-static int warned_cfg = 0;
-
-#define INDENT 1
-#define SHOW_VERSION 2
-#define SHOW_CONFIG 4
-#define SHOW_COPYRIGHT 8
-
-#define PRINT_LIB_INFO(libname, LIBNAME, flags, level) \
- if (CONFIG_##LIBNAME) { \
- const char *indent = flags & INDENT? " " : ""; \
- if (flags & SHOW_VERSION) { \
- unsigned int version = libname##_version(); \
- av_log(NULL, level, \
- "%slib%-11s %2d.%3d.%3d / %2d.%3d.%3d\n", \
- indent, #libname, \
- LIB##LIBNAME##_VERSION_MAJOR, \
- LIB##LIBNAME##_VERSION_MINOR, \
- LIB##LIBNAME##_VERSION_MICRO, \
- AV_VERSION_MAJOR(version), AV_VERSION_MINOR(version),\
- AV_VERSION_MICRO(version)); \
- } \
- if (flags & SHOW_CONFIG) { \
- const char *cfg = libname##_configuration(); \
- if (strcmp(FFMPEG_CONFIGURATION, cfg)) { \
- if (!warned_cfg) { \
- av_log(NULL, level, \
- "%sWARNING: library configuration mismatch\n", \
- indent); \
- warned_cfg = 1; \
- } \
- av_log(NULL, level, "%s%-11s configuration: %s\n", \
- indent, #libname, cfg); \
- } \
- } \
- } \
-
-static void print_all_libs_info(int flags, int level)
-{
- PRINT_LIB_INFO(avutil, AVUTIL, flags, level);
- PRINT_LIB_INFO(avcodec, AVCODEC, flags, level);
- PRINT_LIB_INFO(avformat, AVFORMAT, flags, level);
- PRINT_LIB_INFO(avdevice, AVDEVICE, flags, level);
- PRINT_LIB_INFO(avfilter, AVFILTER, flags, level);
- PRINT_LIB_INFO(swscale, SWSCALE, flags, level);
- PRINT_LIB_INFO(swresample, SWRESAMPLE, flags, level);
- PRINT_LIB_INFO(postproc, POSTPROC, flags, level);
-}
-
-static void print_program_info(int flags, int level)
-{
- const char *indent = flags & INDENT? " " : "";
-
- av_log(NULL, level, "%s version " FFMPEG_VERSION, program_name);
- if (flags & SHOW_COPYRIGHT)
- av_log(NULL, level, " Copyright (c) %d-%d the FFmpeg developers",
- program_birth_year, CONFIG_THIS_YEAR);
- av_log(NULL, level, "\n");
- av_log(NULL, level, "%sbuilt with %s\n", indent, CC_IDENT);
-
- av_log(NULL, level, "%sconfiguration: " FFMPEG_CONFIGURATION "\n", indent);
-}
-
-static void print_buildconf(int flags, int level)
-{
- const char *indent = flags & INDENT ? " " : "";
- char str[] = { FFMPEG_CONFIGURATION };
- char *conflist, *remove_tilde, *splitconf;
-
- // Change all the ' --' strings to '~--' so that
- // they can be identified as tokens.
- while ((conflist = strstr(str, " --")) != NULL) {
- conflist[0] = '~';
- }
-
- // Compensate for the weirdness this would cause
- // when passing 'pkg-config --static'.
- while ((remove_tilde = strstr(str, "pkg-config~")) != NULL) {
- remove_tilde[sizeof("pkg-config~") - 2] = ' ';
- }
-
- splitconf = strtok(str, "~");
- av_log(NULL, level, "\n%sconfiguration:\n", indent);
- while (splitconf != NULL) {
- av_log(NULL, level, "%s%s%s\n", indent, indent, splitconf);
- splitconf = strtok(NULL, "~");
- }
-}
-
-void show_banner(int argc, char **argv, const OptionDef *options)
-{
- int idx = locate_option(argc, argv, options, "version");
- if (hide_banner || idx)
- return;
-
- print_program_info (INDENT|SHOW_COPYRIGHT, AV_LOG_INFO);
- print_all_libs_info(INDENT|SHOW_CONFIG, AV_LOG_INFO);
- print_all_libs_info(INDENT|SHOW_VERSION, AV_LOG_INFO);
-}
-
-int show_version(void *optctx, const char *opt, const char *arg)
-{
- av_log_set_callback(log_callback_help);
- print_program_info (SHOW_COPYRIGHT, AV_LOG_INFO);
- print_all_libs_info(SHOW_VERSION, AV_LOG_INFO);
-
- return 0;
-}
-
-int show_buildconf(void *optctx, const char *opt, const char *arg)
-{
- av_log_set_callback(log_callback_help);
- print_buildconf (INDENT|0, AV_LOG_INFO);
-
- return 0;
-}
-
-int show_license(void *optctx, const char *opt, const char *arg)
-{
-#if CONFIG_NONFREE
- printf(
- "This version of %s has nonfree parts compiled in.\n"
- "Therefore it is not legally redistributable.\n",
- program_name );
-#elif CONFIG_GPLV3
- printf(
- "%s is free software; you can redistribute it and/or modify\n"
- "it under the terms of the GNU General Public License as published by\n"
- "the Free Software Foundation; either version 3 of the License, or\n"
- "(at your option) any later version.\n"
- "\n"
- "%s is distributed in the hope that it will be useful,\n"
- "but WITHOUT ANY WARRANTY; without even the implied warranty of\n"
- "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n"
- "GNU General Public License for more details.\n"
- "\n"
- "You should have received a copy of the GNU General Public License\n"
- "along with %s. If not, see <http://www.gnu.org/licenses/>.\n",
- program_name, program_name, program_name );
-#elif CONFIG_GPL
- printf(
- "%s is free software; you can redistribute it and/or modify\n"
- "it under the terms of the GNU General Public License as published by\n"
- "the Free Software Foundation; either version 2 of the License, or\n"
- "(at your option) any later version.\n"
- "\n"
- "%s is distributed in the hope that it will be useful,\n"
- "but WITHOUT ANY WARRANTY; without even the implied warranty of\n"
- "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n"
- "GNU General Public License for more details.\n"
- "\n"
- "You should have received a copy of the GNU General Public License\n"
- "along with %s; if not, write to the Free Software\n"
- "Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA\n",
- program_name, program_name, program_name );
-#elif CONFIG_LGPLV3
- printf(
- "%s is free software; you can redistribute it and/or modify\n"
- "it under the terms of the GNU Lesser General Public License as published by\n"
- "the Free Software Foundation; either version 3 of the License, or\n"
- "(at your option) any later version.\n"
- "\n"
- "%s is distributed in the hope that it will be useful,\n"
- "but WITHOUT ANY WARRANTY; without even the implied warranty of\n"
- "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n"
- "GNU Lesser General Public License for more details.\n"
- "\n"
- "You should have received a copy of the GNU Lesser General Public License\n"
- "along with %s. If not, see <http://www.gnu.org/licenses/>.\n",
- program_name, program_name, program_name );
-#else
- printf(
- "%s is free software; you can redistribute it and/or\n"
- "modify it under the terms of the GNU Lesser General Public\n"
- "License as published by the Free Software Foundation; either\n"
- "version 2.1 of the License, or (at your option) any later version.\n"
- "\n"
- "%s is distributed in the hope that it will be useful,\n"
- "but WITHOUT ANY WARRANTY; without even the implied warranty of\n"
- "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU\n"
- "Lesser General Public License for more details.\n"
- "\n"
- "You should have received a copy of the GNU Lesser General Public\n"
- "License along with %s; if not, write to the Free Software\n"
- "Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA\n",
- program_name, program_name, program_name );
-#endif
-
- return 0;
-}
-
-static int is_device(const AVClass *avclass)
-{
- if (!avclass)
- return 0;
- return AV_IS_INPUT_DEVICE(avclass->category) || AV_IS_OUTPUT_DEVICE(avclass->category);
-}
-
-static int show_formats_devices(void *optctx, const char *opt, const char *arg, int device_only, int muxdemuxers)
-{
- void *ifmt_opaque = NULL;
- const AVInputFormat *ifmt = NULL;
- void *ofmt_opaque = NULL;
- const AVOutputFormat *ofmt = NULL;
- const char *last_name;
- int is_dev;
-
- printf("%s\n"
- " D. = Demuxing supported\n"
- " .E = Muxing supported\n"
- " --\n", device_only ? "Devices:" : "File formats:");
- last_name = "000";
- for (;;) {
- int decode = 0;
- int encode = 0;
- const char *name = NULL;
- const char *long_name = NULL;
-
- if (muxdemuxers !=SHOW_DEMUXERS) {
- ofmt_opaque = NULL;
- while ((ofmt = av_muxer_iterate(&ofmt_opaque))) {
- is_dev = is_device(ofmt->priv_class);
- if (!is_dev && device_only)
- continue;
- if ((!name || strcmp(ofmt->name, name) < 0) &&
- strcmp(ofmt->name, last_name) > 0) {
- name = ofmt->name;
- long_name = ofmt->long_name;
- encode = 1;
- }
- }
- }
- if (muxdemuxers != SHOW_MUXERS) {
- ifmt_opaque = NULL;
- while ((ifmt = av_demuxer_iterate(&ifmt_opaque))) {
- is_dev = is_device(ifmt->priv_class);
- if (!is_dev && device_only)
- continue;
- if ((!name || strcmp(ifmt->name, name) < 0) &&
- strcmp(ifmt->name, last_name) > 0) {
- name = ifmt->name;
- long_name = ifmt->long_name;
- encode = 0;
- }
- if (name && strcmp(ifmt->name, name) == 0)
- decode = 1;
- }
- }
- if (!name)
- break;
- last_name = name;
-
- printf(" %c%c %-15s %s\n",
- decode ? 'D' : ' ',
- encode ? 'E' : ' ',
- name,
- long_name ? long_name:" ");
- }
- return 0;
-}
-
-int show_formats(void *optctx, const char *opt, const char *arg)
-{
- return show_formats_devices(optctx, opt, arg, 0, SHOW_DEFAULT);
-}
-
-int show_muxers(void *optctx, const char *opt, const char *arg)
-{
- return show_formats_devices(optctx, opt, arg, 0, SHOW_MUXERS);
-}
-
-int show_demuxers(void *optctx, const char *opt, const char *arg)
-{
- return show_formats_devices(optctx, opt, arg, 0, SHOW_DEMUXERS);
-}
-
-int show_devices(void *optctx, const char *opt, const char *arg)
-{
- return show_formats_devices(optctx, opt, arg, 1, SHOW_DEFAULT);
-}
-
-#define PRINT_CODEC_SUPPORTED(codec, field, type, list_name, term, get_name) \
- if (codec->field) { \
- const type *p = codec->field; \
- \
- printf(" Supported " list_name ":"); \
- while (*p != term) { \
- get_name(*p); \
- printf(" %s", name); \
- p++; \
- } \
- printf("\n"); \
- } \
-
-static void print_codec(const AVCodec *c)
-{
- int encoder = av_codec_is_encoder(c);
-
- printf("%s %s [%s]:\n", encoder ? "Encoder" : "Decoder", c->name,
- c->long_name ? c->long_name : "");
-
- printf(" General capabilities: ");
- if (c->capabilities & AV_CODEC_CAP_DRAW_HORIZ_BAND)
- printf("horizband ");
- if (c->capabilities & AV_CODEC_CAP_DR1)
- printf("dr1 ");
- if (c->capabilities & AV_CODEC_CAP_DELAY)
- printf("delay ");
- if (c->capabilities & AV_CODEC_CAP_SMALL_LAST_FRAME)
- printf("small ");
- if (c->capabilities & AV_CODEC_CAP_SUBFRAMES)
- printf("subframes ");
- if (c->capabilities & AV_CODEC_CAP_EXPERIMENTAL)
- printf("exp ");
- if (c->capabilities & AV_CODEC_CAP_CHANNEL_CONF)
- printf("chconf ");
- if (c->capabilities & AV_CODEC_CAP_PARAM_CHANGE)
- printf("paramchange ");
- if (c->capabilities & AV_CODEC_CAP_VARIABLE_FRAME_SIZE)
- printf("variable ");
- if (c->capabilities & (AV_CODEC_CAP_FRAME_THREADS |
- AV_CODEC_CAP_SLICE_THREADS |
- AV_CODEC_CAP_OTHER_THREADS))
- printf("threads ");
- if (c->capabilities & AV_CODEC_CAP_AVOID_PROBING)
- printf("avoidprobe ");
- if (c->capabilities & AV_CODEC_CAP_HARDWARE)
- printf("hardware ");
- if (c->capabilities & AV_CODEC_CAP_HYBRID)
- printf("hybrid ");
- if (!c->capabilities)
- printf("none");
- printf("\n");
-
- if (c->type == AVMEDIA_TYPE_VIDEO ||
- c->type == AVMEDIA_TYPE_AUDIO) {
- printf(" Threading capabilities: ");
- switch (c->capabilities & (AV_CODEC_CAP_FRAME_THREADS |
- AV_CODEC_CAP_SLICE_THREADS |
- AV_CODEC_CAP_OTHER_THREADS)) {
- case AV_CODEC_CAP_FRAME_THREADS |
- AV_CODEC_CAP_SLICE_THREADS: printf("frame and slice"); break;
- case AV_CODEC_CAP_FRAME_THREADS: printf("frame"); break;
- case AV_CODEC_CAP_SLICE_THREADS: printf("slice"); break;
- case AV_CODEC_CAP_OTHER_THREADS: printf("other"); break;
- default: printf("none"); break;
- }
- printf("\n");
- }
-
- if (avcodec_get_hw_config(c, 0)) {
- printf(" Supported hardware devices: ");
- for (int i = 0;; i++) {
- const AVCodecHWConfig *config = avcodec_get_hw_config(c, i);
- if (!config)
- break;
- printf("%s ", av_hwdevice_get_type_name(config->device_type));
- }
- printf("\n");
- }
-
- if (c->supported_framerates) {
- const AVRational *fps = c->supported_framerates;
-
- printf(" Supported framerates:");
- while (fps->num) {
- printf(" %d/%d", fps->num, fps->den);
- fps++;
- }
- printf("\n");
- }
- PRINT_CODEC_SUPPORTED(c, pix_fmts, enum AVPixelFormat, "pixel formats",
- AV_PIX_FMT_NONE, GET_PIX_FMT_NAME);
- PRINT_CODEC_SUPPORTED(c, supported_samplerates, int, "sample rates", 0,
- GET_SAMPLE_RATE_NAME);
- PRINT_CODEC_SUPPORTED(c, sample_fmts, enum AVSampleFormat, "sample formats",
- AV_SAMPLE_FMT_NONE, GET_SAMPLE_FMT_NAME);
-
- if (c->ch_layouts) {
- const AVChannelLayout *p = c->ch_layouts;
-
- printf(" Supported channel layouts:");
- while (p->nb_channels) {
- char name[128];
- av_channel_layout_describe(p, name, sizeof(name));
- printf(" %s", name);
- p++;
- }
- printf("\n");
- }
-
- if (c->priv_class) {
- show_help_children(c->priv_class,
- AV_OPT_FLAG_ENCODING_PARAM |
- AV_OPT_FLAG_DECODING_PARAM);
- }
-}
-
-static char get_media_type_char(enum AVMediaType type)
-{
- switch (type) {
- case AVMEDIA_TYPE_VIDEO: return 'V';
- case AVMEDIA_TYPE_AUDIO: return 'A';
- case AVMEDIA_TYPE_DATA: return 'D';
- case AVMEDIA_TYPE_SUBTITLE: return 'S';
- case AVMEDIA_TYPE_ATTACHMENT:return 'T';
- default: return '?';
- }
-}
-
-static const AVCodec *next_codec_for_id(enum AVCodecID id, void **iter,
- int encoder)
-{
- const AVCodec *c;
- while ((c = av_codec_iterate(iter))) {
- if (c->id == id &&
- (encoder ? av_codec_is_encoder(c) : av_codec_is_decoder(c)))
- return c;
- }
- return NULL;
-}
-
-static int compare_codec_desc(const void *a, const void *b)
-{
- const AVCodecDescriptor * const *da = a;
- const AVCodecDescriptor * const *db = b;
-
- return (*da)->type != (*db)->type ? FFDIFFSIGN((*da)->type, (*db)->type) :
- strcmp((*da)->name, (*db)->name);
-}
-
-static unsigned get_codecs_sorted(const AVCodecDescriptor ***rcodecs)
-{
- const AVCodecDescriptor *desc = NULL;
- const AVCodecDescriptor **codecs;
- unsigned nb_codecs = 0, i = 0;
-
- while ((desc = avcodec_descriptor_next(desc)))
- nb_codecs++;
- if (!(codecs = av_calloc(nb_codecs, sizeof(*codecs)))) {
- av_log(NULL, AV_LOG_ERROR, "Out of memory\n");
- exit_program(1);
- }
- desc = NULL;
- while ((desc = avcodec_descriptor_next(desc)))
- codecs[i++] = desc;
- av_assert0(i == nb_codecs);
- qsort(codecs, nb_codecs, sizeof(*codecs), compare_codec_desc);
- *rcodecs = codecs;
- return nb_codecs;
-}
-
-static void print_codecs_for_id(enum AVCodecID id, int encoder)
-{
- void *iter = NULL;
- const AVCodec *codec;
-
- printf(" (%s: ", encoder ? "encoders" : "decoders");
-
- while ((codec = next_codec_for_id(id, &iter, encoder)))
- printf("%s ", codec->name);
-
- printf(")");
-}
-
-int show_codecs(void *optctx, const char *opt, const char *arg)
-{
- const AVCodecDescriptor **codecs;
- unsigned i, nb_codecs = get_codecs_sorted(&codecs);
-
- printf("Codecs:\n"
- " D..... = Decoding supported\n"
- " .E.... = Encoding supported\n"
- " ..V... = Video codec\n"
- " ..A... = Audio codec\n"
- " ..S... = Subtitle codec\n"
- " ...I.. = Intra frame-only codec\n"
- " ....L. = Lossy compression\n"
- " .....S = Lossless compression\n"
- " -------\n");
- for (i = 0; i < nb_codecs; i++) {
- const AVCodecDescriptor *desc = codecs[i];
- const AVCodec *codec;
- void *iter = NULL;
-
- if (strstr(desc->name, "_deprecated"))
- continue;
-
- printf(" ");
- printf(avcodec_find_decoder(desc->id) ? "D" : ".");
- printf(avcodec_find_encoder(desc->id) ? "E" : ".");
-
- printf("%c", get_media_type_char(desc->type));
- printf((desc->props & AV_CODEC_PROP_INTRA_ONLY) ? "I" : ".");
- printf((desc->props & AV_CODEC_PROP_LOSSY) ? "L" : ".");
- printf((desc->props & AV_CODEC_PROP_LOSSLESS) ? "S" : ".");
-
- printf(" %-20s %s", desc->name, desc->long_name ? desc->long_name : "");
-
- /* print decoders/encoders when there's more than one or their
- * names are different from codec name */
- while ((codec = next_codec_for_id(desc->id, &iter, 0))) {
- if (strcmp(codec->name, desc->name)) {
- print_codecs_for_id(desc->id, 0);
- break;
- }
- }
- iter = NULL;
- while ((codec = next_codec_for_id(desc->id, &iter, 1))) {
- if (strcmp(codec->name, desc->name)) {
- print_codecs_for_id(desc->id, 1);
- break;
- }
- }
-
- printf("\n");
- }
- av_free(codecs);
- return 0;
-}
-
-static void print_codecs(int encoder)
-{
- const AVCodecDescriptor **codecs;
- unsigned i, nb_codecs = get_codecs_sorted(&codecs);
-
- printf("%s:\n"
- " V..... = Video\n"
- " A..... = Audio\n"
- " S..... = Subtitle\n"
- " .F.... = Frame-level multithreading\n"
- " ..S... = Slice-level multithreading\n"
- " ...X.. = Codec is experimental\n"
- " ....B. = Supports draw_horiz_band\n"
- " .....D = Supports direct rendering method 1\n"
- " ------\n",
- encoder ? "Encoders" : "Decoders");
- for (i = 0; i < nb_codecs; i++) {
- const AVCodecDescriptor *desc = codecs[i];
- const AVCodec *codec;
- void *iter = NULL;
-
- while ((codec = next_codec_for_id(desc->id, &iter, encoder))) {
- printf(" %c", get_media_type_char(desc->type));
- printf((codec->capabilities & AV_CODEC_CAP_FRAME_THREADS) ? "F" : ".");
- printf((codec->capabilities & AV_CODEC_CAP_SLICE_THREADS) ? "S" : ".");
- printf((codec->capabilities & AV_CODEC_CAP_EXPERIMENTAL) ? "X" : ".");
- printf((codec->capabilities & AV_CODEC_CAP_DRAW_HORIZ_BAND)?"B" : ".");
- printf((codec->capabilities & AV_CODEC_CAP_DR1) ? "D" : ".");
-
- printf(" %-20s %s", codec->name, codec->long_name ? codec->long_name : "");
- if (strcmp(codec->name, desc->name))
- printf(" (codec %s)", desc->name);
-
- printf("\n");
- }
- }
- av_free(codecs);
-}
-
-int show_decoders(void *optctx, const char *opt, const char *arg)
-{
- print_codecs(0);
- return 0;
-}
-
-int show_encoders(void *optctx, const char *opt, const char *arg)
-{
- print_codecs(1);
- return 0;
-}
-
-int show_bsfs(void *optctx, const char *opt, const char *arg)
-{
- const AVBitStreamFilter *bsf = NULL;
- void *opaque = NULL;
-
- printf("Bitstream filters:\n");
- while ((bsf = av_bsf_iterate(&opaque)))
- printf("%s\n", bsf->name);
- printf("\n");
- return 0;
-}
-
-int show_protocols(void *optctx, const char *opt, const char *arg)
-{
- void *opaque = NULL;
- const char *name;
-
- printf("Supported file protocols:\n"
- "Input:\n");
- while ((name = avio_enum_protocols(&opaque, 0)))
- printf(" %s\n", name);
- printf("Output:\n");
- while ((name = avio_enum_protocols(&opaque, 1)))
- printf(" %s\n", name);
- return 0;
-}
-
-int show_filters(void *optctx, const char *opt, const char *arg)
-{
-#if CONFIG_AVFILTER
- const AVFilter *filter = NULL;
- char descr[64], *descr_cur;
- void *opaque = NULL;
- int i, j;
- const AVFilterPad *pad;
-
- printf("Filters:\n"
- " T.. = Timeline support\n"
- " .S. = Slice threading\n"
- " ..C = Command support\n"
- " A = Audio input/output\n"
- " V = Video input/output\n"
- " N = Dynamic number and/or type of input/output\n"
- " | = Source or sink filter\n");
- while ((filter = av_filter_iterate(&opaque))) {
- descr_cur = descr;
- for (i = 0; i < 2; i++) {
- unsigned nb_pads;
- if (i) {
- *(descr_cur++) = '-';
- *(descr_cur++) = '>';
- }
- pad = i ? filter->outputs : filter->inputs;
- nb_pads = avfilter_filter_pad_count(filter, i);
- for (j = 0; j < nb_pads; j++) {
- if (descr_cur >= descr + sizeof(descr) - 4)
- break;
- *(descr_cur++) = get_media_type_char(avfilter_pad_get_type(pad, j));
- }
- if (!j)
- *(descr_cur++) = ((!i && (filter->flags & AVFILTER_FLAG_DYNAMIC_INPUTS)) ||
- ( i && (filter->flags & AVFILTER_FLAG_DYNAMIC_OUTPUTS))) ? 'N' : '|';
- }
- *descr_cur = 0;
- printf(" %c%c%c %-17s %-10s %s\n",
- filter->flags & AVFILTER_FLAG_SUPPORT_TIMELINE ? 'T' : '.',
- filter->flags & AVFILTER_FLAG_SLICE_THREADS ? 'S' : '.',
- filter->process_command ? 'C' : '.',
- filter->name, descr, filter->description);
- }
-#else
- printf("No filters available: libavfilter disabled\n");
-#endif
- return 0;
-}
-
-int show_colors(void *optctx, const char *opt, const char *arg)
-{
- const char *name;
- const uint8_t *rgb;
- int i;
-
- printf("%-32s #RRGGBB\n", "name");
-
- for (i = 0; name = av_get_known_color_name(i, &rgb); i++)
- printf("%-32s #%02x%02x%02x\n", name, rgb[0], rgb[1], rgb[2]);
-
- return 0;
-}
-
-int show_pix_fmts(void *optctx, const char *opt, const char *arg)
-{
- const AVPixFmtDescriptor *pix_desc = NULL;
-
- printf("Pixel formats:\n"
- "I.... = Supported Input format for conversion\n"
- ".O... = Supported Output format for conversion\n"
- "..H.. = Hardware accelerated format\n"
- "...P. = Paletted format\n"
- "....B = Bitstream format\n"
- "FLAGS NAME NB_COMPONENTS BITS_PER_PIXEL BIT_DEPTHS\n"
- "-----\n");
-
-#if !CONFIG_SWSCALE
-# define sws_isSupportedInput(x) 0
-# define sws_isSupportedOutput(x) 0
-#endif
-
- while ((pix_desc = av_pix_fmt_desc_next(pix_desc))) {
- enum AVPixelFormat av_unused pix_fmt = av_pix_fmt_desc_get_id(pix_desc);
- printf("%c%c%c%c%c %-16s %d %3d %d",
- sws_isSupportedInput (pix_fmt) ? 'I' : '.',
- sws_isSupportedOutput(pix_fmt) ? 'O' : '.',
- pix_desc->flags & AV_PIX_FMT_FLAG_HWACCEL ? 'H' : '.',
- pix_desc->flags & AV_PIX_FMT_FLAG_PAL ? 'P' : '.',
- pix_desc->flags & AV_PIX_FMT_FLAG_BITSTREAM ? 'B' : '.',
- pix_desc->name,
- pix_desc->nb_components,
- av_get_bits_per_pixel(pix_desc),
- pix_desc->comp[0].depth);
-
- for (unsigned i = 1; i < pix_desc->nb_components; i++)
- printf("-%d", pix_desc->comp[i].depth);
- printf("\n");
- }
- return 0;
-}
-
-int show_layouts(void *optctx, const char *opt, const char *arg)
-{
- const AVChannelLayout *ch_layout;
- void *iter = NULL;
- char buf[128], buf2[128];
- int i = 0;
-
- printf("Individual channels:\n"
- "NAME DESCRIPTION\n");
- for (i = 0; i < 63; i++) {
- av_channel_name(buf, sizeof(buf), i);
- if (!strcmp(buf, "?"))
- continue;
- av_channel_description(buf2, sizeof(buf2), i);
- printf("%-14s %s\n", buf, buf2);
- }
- printf("\nStandard channel layouts:\n"
- "NAME DECOMPOSITION\n");
- while (ch_layout = av_channel_layout_standard(&iter)) {
- av_channel_layout_describe(ch_layout, buf, sizeof(buf));
- av_channel_name(buf2, sizeof(buf2), i);
- printf("%-14s ", buf);
- for (i = 0; i < 63; i++)
- if (av_channel_layout_index_from_channel(ch_layout, i) >= 0)
- printf("%s%s", i ? "+" : "", buf2);
- printf("\n");
- }
- return 0;
-}
-
-int show_sample_fmts(void *optctx, const char *opt, const char *arg)
-{
- int i;
- char fmt_str[128];
- for (i = -1; i < AV_SAMPLE_FMT_NB; i++)
- printf("%s\n", av_get_sample_fmt_string(fmt_str, sizeof(fmt_str), i));
- return 0;
-}
-
-int show_dispositions(void *optctx, const char *opt, const char *arg)
-{
- for (int i = 0; i < 32; i++) {
- const char *str = av_disposition_to_string(1U << i);
- if (str)
- printf("%s\n", str);
- }
- return 0;
-}
-
-static void show_help_codec(const char *name, int encoder)
-{
- const AVCodecDescriptor *desc;
- const AVCodec *codec;
-
- if (!name) {
- av_log(NULL, AV_LOG_ERROR, "No codec name specified.\n");
- return;
- }
-
- codec = encoder ? avcodec_find_encoder_by_name(name) :
- avcodec_find_decoder_by_name(name);
-
- if (codec)
- print_codec(codec);
- else if ((desc = avcodec_descriptor_get_by_name(name))) {
- void *iter = NULL;
- int printed = 0;
-
- while ((codec = next_codec_for_id(desc->id, &iter, encoder))) {
- printed = 1;
- print_codec(codec);
- }
-
- if (!printed) {
- av_log(NULL, AV_LOG_ERROR, "Codec '%s' is known to FFmpeg, "
- "but no %s for it are available. FFmpeg might need to be "
- "recompiled with additional external libraries.\n",
- name, encoder ? "encoders" : "decoders");
- }
- } else {
- av_log(NULL, AV_LOG_ERROR, "Codec '%s' is not recognized by FFmpeg.\n",
- name);
- }
-}
-
-static void show_help_demuxer(const char *name)
-{
- const AVInputFormat *fmt = av_find_input_format(name);
-
- if (!fmt) {
- av_log(NULL, AV_LOG_ERROR, "Unknown format '%s'.\n", name);
- return;
- }
-
- printf("Demuxer %s [%s]:\n", fmt->name, fmt->long_name);
-
- if (fmt->extensions)
- printf(" Common extensions: %s.\n", fmt->extensions);
-
- if (fmt->priv_class)
- show_help_children(fmt->priv_class, AV_OPT_FLAG_DECODING_PARAM);
-}
-
-static void show_help_protocol(const char *name)
-{
- const AVClass *proto_class;
-
- if (!name) {
- av_log(NULL, AV_LOG_ERROR, "No protocol name specified.\n");
- return;
- }
-
- proto_class = avio_protocol_get_class(name);
- if (!proto_class) {
- av_log(NULL, AV_LOG_ERROR, "Unknown protocol '%s'.\n", name);
- return;
- }
-
- show_help_children(proto_class, AV_OPT_FLAG_DECODING_PARAM | AV_OPT_FLAG_ENCODING_PARAM);
-}
-
-static void show_help_muxer(const char *name)
-{
- const AVCodecDescriptor *desc;
- const AVOutputFormat *fmt = av_guess_format(name, NULL, NULL);
-
- if (!fmt) {
- av_log(NULL, AV_LOG_ERROR, "Unknown format '%s'.\n", name);
- return;
- }
-
- printf("Muxer %s [%s]:\n", fmt->name, fmt->long_name);
-
- if (fmt->extensions)
- printf(" Common extensions: %s.\n", fmt->extensions);
- if (fmt->mime_type)
- printf(" Mime type: %s.\n", fmt->mime_type);
- if (fmt->video_codec != AV_CODEC_ID_NONE &&
- (desc = avcodec_descriptor_get(fmt->video_codec))) {
- printf(" Default video codec: %s.\n", desc->name);
- }
- if (fmt->audio_codec != AV_CODEC_ID_NONE &&
- (desc = avcodec_descriptor_get(fmt->audio_codec))) {
- printf(" Default audio codec: %s.\n", desc->name);
- }
- if (fmt->subtitle_codec != AV_CODEC_ID_NONE &&
- (desc = avcodec_descriptor_get(fmt->subtitle_codec))) {
- printf(" Default subtitle codec: %s.\n", desc->name);
- }
-
- if (fmt->priv_class)
- show_help_children(fmt->priv_class, AV_OPT_FLAG_ENCODING_PARAM);
-}
-
-#if CONFIG_AVFILTER
-static void show_help_filter(const char *name)
-{
-#if CONFIG_AVFILTER
- const AVFilter *f = avfilter_get_by_name(name);
- int i, count;
-
- if (!name) {
- av_log(NULL, AV_LOG_ERROR, "No filter name specified.\n");
- return;
- } else if (!f) {
- av_log(NULL, AV_LOG_ERROR, "Unknown filter '%s'.\n", name);
- return;
- }
-
- printf("Filter %s\n", f->name);
- if (f->description)
- printf(" %s\n", f->description);
-
- if (f->flags & AVFILTER_FLAG_SLICE_THREADS)
- printf(" slice threading supported\n");
-
- printf(" Inputs:\n");
- count = avfilter_filter_pad_count(f, 0);
- for (i = 0; i < count; i++) {
- printf(" #%d: %s (%s)\n", i, avfilter_pad_get_name(f->inputs, i),
- av_get_media_type_string(avfilter_pad_get_type(f->inputs, i)));
- }
- if (f->flags & AVFILTER_FLAG_DYNAMIC_INPUTS)
- printf(" dynamic (depending on the options)\n");
- else if (!count)
- printf(" none (source filter)\n");
-
- printf(" Outputs:\n");
- count = avfilter_filter_pad_count(f, 1);
- for (i = 0; i < count; i++) {
- printf(" #%d: %s (%s)\n", i, avfilter_pad_get_name(f->outputs, i),
- av_get_media_type_string(avfilter_pad_get_type(f->outputs, i)));
- }
- if (f->flags & AVFILTER_FLAG_DYNAMIC_OUTPUTS)
- printf(" dynamic (depending on the options)\n");
- else if (!count)
- printf(" none (sink filter)\n");
-
- if (f->priv_class)
- show_help_children(f->priv_class, AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_FILTERING_PARAM |
- AV_OPT_FLAG_AUDIO_PARAM);
- if (f->flags & AVFILTER_FLAG_SUPPORT_TIMELINE)
- printf("This filter has support for timeline through the 'enable' option.\n");
-#else
- av_log(NULL, AV_LOG_ERROR, "Build without libavfilter; "
- "can not to satisfy request\n");
-#endif
-}
-#endif
-
-static void show_help_bsf(const char *name)
-{
- const AVBitStreamFilter *bsf = av_bsf_get_by_name(name);
-
- if (!name) {
- av_log(NULL, AV_LOG_ERROR, "No bitstream filter name specified.\n");
- return;
- } else if (!bsf) {
- av_log(NULL, AV_LOG_ERROR, "Unknown bit stream filter '%s'.\n", name);
- return;
- }
-
- printf("Bit stream filter %s\n", bsf->name);
- PRINT_CODEC_SUPPORTED(bsf, codec_ids, enum AVCodecID, "codecs",
- AV_CODEC_ID_NONE, GET_CODEC_NAME);
- if (bsf->priv_class)
- show_help_children(bsf->priv_class, AV_OPT_FLAG_BSF_PARAM);
-}
-
-int show_help(void *optctx, const char *opt, const char *arg)
-{
- char *topic, *par;
- av_log_set_callback(log_callback_help);
-
- topic = av_strdup(arg ? arg : "");
- if (!topic)
- return AVERROR(ENOMEM);
- par = strchr(topic, '=');
- if (par)
- *par++ = 0;
-
- if (!*topic) {
- show_help_default(topic, par);
- } else if (!strcmp(topic, "decoder")) {
- show_help_codec(par, 0);
- } else if (!strcmp(topic, "encoder")) {
- show_help_codec(par, 1);
- } else if (!strcmp(topic, "demuxer")) {
- show_help_demuxer(par);
- } else if (!strcmp(topic, "muxer")) {
- show_help_muxer(par);
- } else if (!strcmp(topic, "protocol")) {
- show_help_protocol(par);
-#if CONFIG_AVFILTER
- } else if (!strcmp(topic, "filter")) {
- show_help_filter(par);
-#endif
- } else if (!strcmp(topic, "bsf")) {
- show_help_bsf(par);
- } else {
- show_help_default(topic, par);
- }
-
- av_freep(&topic);
- return 0;
-}
-
int read_yesno(void)
{
int c = getchar();
@@ -2261,164 +1015,3 @@ double get_rotation(int32_t *displaymatrix)
return theta;
}
-
-#if CONFIG_AVDEVICE
-static void print_device_list(const AVDeviceInfoList *device_list)
-{
- // print devices
- for (int i = 0; i < device_list->nb_devices; i++) {
- const AVDeviceInfo *device = device_list->devices[i];
- printf("%c %s [%s] (", device_list->default_device == i ? '*' : ' ',
- device->device_name, device->device_description);
- if (device->nb_media_types > 0) {
- for (int j = 0; j < device->nb_media_types; ++j) {
- const char* media_type = av_get_media_type_string(device->media_types[j]);
- if (j > 0)
- printf(", ");
- printf("%s", media_type ? media_type : "unknown");
- }
- } else {
- printf("none");
- }
- printf(")\n");
- }
-}
-static int print_device_sources(const AVInputFormat *fmt, AVDictionary *opts)
-{
- int ret;
- AVDeviceInfoList *device_list = NULL;
-
- if (!fmt || !fmt->priv_class || !AV_IS_INPUT_DEVICE(fmt->priv_class->category))
- return AVERROR(EINVAL);
-
- printf("Auto-detected sources for %s:\n", fmt->name);
- if ((ret = avdevice_list_input_sources(fmt, NULL, opts, &device_list)) < 0) {
- printf("Cannot list sources: %s\n", av_err2str(ret));
- goto fail;
- }
-
- print_device_list(device_list);
-
- fail:
- avdevice_free_list_devices(&device_list);
- return ret;
-}
-
-static int print_device_sinks(const AVOutputFormat *fmt, AVDictionary *opts)
-{
- int ret;
- AVDeviceInfoList *device_list = NULL;
-
- if (!fmt || !fmt->priv_class || !AV_IS_OUTPUT_DEVICE(fmt->priv_class->category))
- return AVERROR(EINVAL);
-
- printf("Auto-detected sinks for %s:\n", fmt->name);
- if ((ret = avdevice_list_output_sinks(fmt, NULL, opts, &device_list)) < 0) {
- printf("Cannot list sinks: %s\n", av_err2str(ret));
- goto fail;
- }
-
- print_device_list(device_list);
-
- fail:
- avdevice_free_list_devices(&device_list);
- return ret;
-}
-
-static int show_sinks_sources_parse_arg(const char *arg, char **dev, AVDictionary **opts)
-{
- int ret;
- if (arg) {
- char *opts_str = NULL;
- av_assert0(dev && opts);
- *dev = av_strdup(arg);
- if (!*dev)
- return AVERROR(ENOMEM);
- if ((opts_str = strchr(*dev, ','))) {
- *(opts_str++) = '\0';
- if (opts_str[0] && ((ret = av_dict_parse_string(opts, opts_str, "=", ":", 0)) < 0)) {
- av_freep(dev);
- return ret;
- }
- }
- } else
- printf("\nDevice name is not provided.\n"
- "You can pass devicename[,opt1=val1[,opt2=val2...]] as an argument.\n\n");
- return 0;
-}
-
-int show_sources(void *optctx, const char *opt, const char *arg)
-{
- const AVInputFormat *fmt = NULL;
- char *dev = NULL;
- AVDictionary *opts = NULL;
- int ret = 0;
- int error_level = av_log_get_level();
-
- av_log_set_level(AV_LOG_WARNING);
-
- if ((ret = show_sinks_sources_parse_arg(arg, &dev, &opts)) < 0)
- goto fail;
-
- do {
- fmt = av_input_audio_device_next(fmt);
- if (fmt) {
- if (!strcmp(fmt->name, "lavfi"))
- continue; //it's pointless to probe lavfi
- if (dev && !av_match_name(dev, fmt->name))
- continue;
- print_device_sources(fmt, opts);
- }
- } while (fmt);
- do {
- fmt = av_input_video_device_next(fmt);
- if (fmt) {
- if (dev && !av_match_name(dev, fmt->name))
- continue;
- print_device_sources(fmt, opts);
- }
- } while (fmt);
- fail:
- av_dict_free(&opts);
- av_free(dev);
- av_log_set_level(error_level);
- return ret;
-}
-
-int show_sinks(void *optctx, const char *opt, const char *arg)
-{
- const AVOutputFormat *fmt = NULL;
- char *dev = NULL;
- AVDictionary *opts = NULL;
- int ret = 0;
- int error_level = av_log_get_level();
-
- av_log_set_level(AV_LOG_WARNING);
-
- if ((ret = show_sinks_sources_parse_arg(arg, &dev, &opts)) < 0)
- goto fail;
-
- do {
- fmt = av_output_audio_device_next(fmt);
- if (fmt) {
- if (dev && !av_match_name(dev, fmt->name))
- continue;
- print_device_sinks(fmt, opts);
- }
- } while (fmt);
- do {
- fmt = av_output_video_device_next(fmt);
- if (fmt) {
- if (dev && !av_match_name(dev, fmt->name))
- continue;
- print_device_sinks(fmt, opts);
- }
- } while (fmt);
- fail:
- av_dict_free(&opts);
- av_free(dev);
- av_log_set_level(error_level);
- return ret;
-}
-
-#endif
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-06 12:49:50 +0000