*/
#include <string.h>
+#include <stdint.h>
#include <stdlib.h>
#include <errno.h>
#include <math.h>
#include "libavformat/avformat.h"
#include "libavfilter/avfilter.h"
#include "libavdevice/avdevice.h"
+#include "libavresample/avresample.h"
#include "libswscale/swscale.h"
-#include "libpostproc/postprocess.h"
+#include "libavutil/avassert.h"
#include "libavutil/avstring.h"
+#include "libavutil/mathematics.h"
+#include "libavutil/imgutils.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 "cmdutils.h"
#include "version.h"
#if CONFIG_NETWORK
#include "libavformat/network.h"
#endif
#if HAVE_SYS_RESOURCE_H
+#include <sys/time.h>
#include <sys/resource.h>
#endif
struct SwsContext *sws_opts;
-AVDictionary *format_opts, *codec_opts;
+AVDictionary *format_opts, *codec_opts, *resample_opts;
-static const int this_year = 2011;
+static const int this_year = 2014;
void init_opts(void)
{
#if CONFIG_SWSCALE
- sws_opts = sws_getContext(16, 16, 0, 16, 16, 0, SWS_BICUBIC, NULL, NULL, NULL);
+ sws_opts = sws_getContext(16, 16, 0, 16, 16, 0, SWS_BICUBIC,
+ NULL, NULL, NULL);
#endif
}
#endif
av_dict_free(&format_opts);
av_dict_free(&codec_opts);
+ av_dict_free(&resample_opts);
}
-void log_callback_help(void* ptr, int level, const char* fmt, va_list vl)
+void log_callback_help(void *ptr, int level, const char *fmt, va_list vl)
{
vfprintf(stdout, fmt, vl);
}
-double parse_number_or_die(const char *context, const char *numstr, int type, double min, double max)
+static void (*program_exit)(int ret);
+
+void register_exit(void (*cb)(int ret))
+{
+ program_exit = cb;
+}
+
+void exit_program(int ret)
+{
+ if (program_exit)
+ program_exit(ret);
+
+ exit(ret);
+}
+
+double parse_number_or_die(const char *context, const char *numstr, int type,
+ double min, double max)
{
char *tail;
const char *error;
double d = av_strtod(numstr, &tail);
if (*tail)
- error= "Expected number for %s but found: %s\n";
+ error = "Expected number for %s but found: %s\n";
else if (d < min || d > max)
- error= "The value for %s was %s which is not within %f - %f\n";
- else if(type == OPT_INT64 && (int64_t)d != d)
- error= "Expected int64 for %s but found %s\n";
+ error = "The value for %s was %s which is not within %f - %f\n";
+ else if (type == OPT_INT64 && (int64_t)d != d)
+ error = "Expected int64 for %s but found %s\n";
else if (type == OPT_INT && (int)d != d)
- error= "Expected int for %s but found %s\n";
+ error = "Expected int for %s but found %s\n";
else
return d;
- fprintf(stderr, error, context, numstr, min, max);
+ av_log(NULL, AV_LOG_FATAL, error, context, numstr, min, max);
exit_program(1);
return 0;
}
-int64_t parse_time_or_die(const char *context, const char *timestr, int is_duration)
+int64_t parse_time_or_die(const char *context, const char *timestr,
+ int is_duration)
{
int64_t us;
if (av_parse_time(&us, timestr, is_duration) < 0) {
- fprintf(stderr, "Invalid %s specification for %s: %s\n",
- is_duration ? "duration" : "date", context, timestr);
+ av_log(NULL, AV_LOG_FATAL, "Invalid %s specification for %s: %s\n",
+ is_duration ? "duration" : "date", context, timestr);
exit_program(1);
}
return us;
}
-void show_help_options(const OptionDef *options, const char *msg, int mask, int value)
+void show_help_options(const OptionDef *options, const char *msg, int req_flags,
+ int rej_flags, int alt_flags)
{
const OptionDef *po;
int first;
first = 1;
- for(po = options; po->name != NULL; po++) {
+ for (po = options; po->name != NULL; po++) {
char buf[64];
- if ((po->flags & mask) == value) {
- if (first) {
- printf("%s", msg);
- first = 0;
- }
- av_strlcpy(buf, po->name, sizeof(buf));
- if (po->flags & HAS_ARG) {
- av_strlcat(buf, " ", sizeof(buf));
- av_strlcat(buf, po->argname, sizeof(buf));
- }
- printf("-%-17s %s\n", buf, po->help);
+
+ if (((po->flags & req_flags) != req_flags) ||
+ (alt_flags && !(po->flags & alt_flags)) ||
+ (po->flags & rej_flags))
+ continue;
+
+ if (first) {
+ printf("%s\n", msg);
+ first = 0;
}
+ av_strlcpy(buf, po->name, sizeof(buf));
+ if (po->argname) {
+ av_strlcat(buf, " ", sizeof(buf));
+ av_strlcat(buf, po->argname, sizeof(buf));
+ }
+ printf("-%-17s %s\n", buf, po->help);
}
+ printf("\n");
}
-static const OptionDef* find_option(const OptionDef *po, const char *name){
+void show_help_children(const AVClass *class, int flags)
+{
+ const AVClass *child = NULL;
+ av_opt_show2(&class, NULL, flags, 0);
+ printf("\n");
+
+ while (child = av_opt_child_class_next(class, child))
+ show_help_children(child, flags);
+}
+
+static const OptionDef *find_option(const OptionDef *po, const char *name)
+{
const char *p = strchr(name, ':');
int len = p ? p - name : strlen(name);
- while (po->name != NULL) {
+ while (po->name) {
if (!strncmp(name, po->name, len) && strlen(po->name) == len)
break;
po++;
return po;
}
-#if defined(_WIN32) && !defined(__MINGW32CE__)
+/* _WIN32 means using the windows libc - cygwin doesn't define that
+ * by default. HAVE_COMMANDLINETOARGVW is true on cygwin, while
+ * it doesn't provide the actual command line via GetCommandLineW(). */
+#if HAVE_COMMANDLINETOARGVW && defined(_WIN32)
#include <windows.h>
+#include <shellapi.h>
/* Will be leaked on exit */
static char** win32_argv_utf8 = NULL;
static int win32_argc = 0;
buffsize += WideCharToMultiByte(CP_UTF8, 0, argv_w[i], -1,
NULL, 0, NULL, NULL);
- win32_argv_utf8 = av_mallocz(sizeof(char*) * (win32_argc + 1) + buffsize);
- argstr_flat = (char*)win32_argv_utf8 + sizeof(char*) * (win32_argc + 1);
- if (win32_argv_utf8 == NULL) {
+ win32_argv_utf8 = av_mallocz(sizeof(char *) * (win32_argc + 1) + buffsize);
+ argstr_flat = (char *)win32_argv_utf8 + sizeof(char *) * (win32_argc + 1);
+ if (!win32_argv_utf8) {
LocalFree(argv_w);
return;
}
{
/* nothing to do */
}
-#endif /* WIN32 && !__MINGW32CE__ */
+#endif /* HAVE_COMMANDLINETOARGVW */
-int parse_option(void *optctx, const char *opt, const char *arg, const OptionDef *options)
+static int write_option(void *optctx, const OptionDef *po, const char *opt,
+ const char *arg)
{
- const OptionDef *po;
- int bool_val = 1;
- int *dstcount;
- void *dst;
-
- po = find_option(options, opt);
- if (!po->name && opt[0] == 'n' && opt[1] == 'o') {
- /* handle 'no' bool option */
- po = find_option(options, opt + 2);
- if (!(po->name && (po->flags & OPT_BOOL)))
- goto unknown_opt;
- bool_val = 0;
- }
- if (!po->name)
- po = find_option(options, "default");
- if (!po->name) {
-unknown_opt:
- av_log(NULL, AV_LOG_ERROR, "Unrecognized option '%s'\n", opt);
- return AVERROR(EINVAL);
- }
- if (po->flags & HAS_ARG && !arg) {
- av_log(NULL, AV_LOG_ERROR, "Missing argument for option '%s'\n", opt);
- return AVERROR(EINVAL);
- }
-
/* new-style options contain an offset into optctx, old-style address of
* a global var*/
- dst = po->flags & (OPT_OFFSET|OPT_SPEC) ? (uint8_t*)optctx + po->u.off : po->u.dst_ptr;
+ void *dst = po->flags & (OPT_OFFSET | OPT_SPEC) ?
+ (uint8_t *)optctx + po->u.off : po->u.dst_ptr;
+ int *dstcount;
if (po->flags & OPT_SPEC) {
SpecifierOpt **so = dst;
char *p = strchr(opt, ':');
- dstcount = (int*)(so + 1);
+ dstcount = (int *)(so + 1);
*so = grow_array(*so, sizeof(**so), dstcount, *dstcount + 1);
(*so)[*dstcount - 1].specifier = av_strdup(p ? p + 1 : "");
dst = &(*so)[*dstcount - 1].u;
if (po->flags & OPT_STRING) {
char *str;
str = av_strdup(arg);
- *(char**)dst = str;
- } else if (po->flags & OPT_BOOL) {
- *(int*)dst = bool_val;
- } else if (po->flags & OPT_INT) {
- *(int*)dst = parse_number_or_die(opt, arg, OPT_INT64, INT_MIN, INT_MAX);
+ av_freep(dst);
+ *(char **)dst = str;
+ } else if (po->flags & OPT_BOOL || po->flags & OPT_INT) {
+ *(int *)dst = parse_number_or_die(opt, arg, OPT_INT64, INT_MIN, INT_MAX);
} else if (po->flags & OPT_INT64) {
- *(int64_t*)dst = parse_number_or_die(opt, arg, OPT_INT64, INT64_MIN, INT64_MAX);
+ *(int64_t *)dst = parse_number_or_die(opt, arg, OPT_INT64, INT64_MIN, INT64_MAX);
} else if (po->flags & OPT_TIME) {
- *(int64_t*)dst = parse_time_or_die(opt, arg, 1);
+ *(int64_t *)dst = parse_time_or_die(opt, arg, 1);
} else if (po->flags & OPT_FLOAT) {
- *(float*)dst = parse_number_or_die(opt, arg, OPT_FLOAT, -INFINITY, INFINITY);
+ *(float *)dst = parse_number_or_die(opt, arg, OPT_FLOAT, -INFINITY, INFINITY);
} else if (po->flags & OPT_DOUBLE) {
- *(double*)dst = parse_number_or_die(opt, arg, OPT_DOUBLE, -INFINITY, INFINITY);
+ *(double *)dst = parse_number_or_die(opt, arg, OPT_DOUBLE, -INFINITY, INFINITY);
} else if (po->u.func_arg) {
- int ret = po->flags & OPT_FUNC2 ? po->u.func2_arg(optctx, opt, arg) :
- po->u.func_arg(opt, arg);
+ int ret = po->u.func_arg(optctx, opt, arg);
if (ret < 0) {
- av_log(NULL, AV_LOG_ERROR, "Failed to set value '%s' for option '%s'\n", arg, opt);
+ av_log(NULL, AV_LOG_ERROR,
+ "Failed to set value '%s' for option '%s'\n", arg, opt);
return ret;
}
}
if (po->flags & OPT_EXIT)
exit_program(0);
+
+ return 0;
+}
+
+int parse_option(void *optctx, const char *opt, const char *arg,
+ const OptionDef *options)
+{
+ const OptionDef *po;
+ int ret;
+
+ po = find_option(options, opt);
+ if (!po->name && opt[0] == 'n' && opt[1] == 'o') {
+ /* handle 'no' bool option */
+ po = find_option(options, opt + 2);
+ if ((po->name && (po->flags & OPT_BOOL)))
+ arg = "0";
+ } else if (po->flags & OPT_BOOL)
+ arg = "1";
+
+ if (!po->name)
+ po = find_option(options, "default");
+ if (!po->name) {
+ av_log(NULL, AV_LOG_ERROR, "Unrecognized option '%s'\n", opt);
+ return AVERROR(EINVAL);
+ }
+ if (po->flags & HAS_ARG && !arg) {
+ av_log(NULL, AV_LOG_ERROR, "Missing argument for option '%s'\n", opt);
+ return AVERROR(EINVAL);
+ }
+
+ ret = write_option(optctx, po, opt, arg);
+ if (ret < 0)
+ return ret;
+
return !!(po->flags & HAS_ARG);
}
void parse_options(void *optctx, int argc, char **argv, const OptionDef *options,
- void (* parse_arg_function)(void *, const char*))
+ void (*parse_arg_function)(void *, const char*))
{
const char *opt;
int optindex, handleoptions = 1, ret;
}
}
-#define FLAGS (o->type == FF_OPT_TYPE_FLAGS) ? AV_DICT_APPEND : 0
-int opt_default(const char *opt, const char *arg)
+int parse_optgroup(void *optctx, OptionGroup *g)
+{
+ int i, ret;
+
+ av_log(NULL, AV_LOG_DEBUG, "Parsing a group of options: %s %s.\n",
+ g->group_def->name, g->arg);
+
+ for (i = 0; i < g->nb_opts; i++) {
+ Option *o = &g->opts[i];
+
+ if (g->group_def->flags &&
+ !(g->group_def->flags & o->opt->flags)) {
+ av_log(NULL, AV_LOG_ERROR, "Option %s (%s) cannot be applied to "
+ "%s %s -- you are trying to apply an input option to an "
+ "output file or vice versa. Move this option before the "
+ "file it belongs to.\n", o->key, o->opt->help,
+ g->group_def->name, g->arg);
+ return AVERROR(EINVAL);
+ }
+
+ av_log(NULL, AV_LOG_DEBUG, "Applying option %s (%s) with argument %s.\n",
+ o->key, o->opt->help, o->val);
+
+ ret = write_option(optctx, o->opt, o->key, o->val);
+ if (ret < 0)
+ return ret;
+ }
+
+ av_log(NULL, AV_LOG_DEBUG, "Successfully parsed a group of options.\n");
+
+ return 0;
+}
+
+int locate_option(int argc, char **argv, const OptionDef *options,
+ const char *optname)
+{
+ const OptionDef *po;
+ int i;
+
+ for (i = 1; i < argc; i++) {
+ const char *cur_opt = argv[i];
+
+ if (*cur_opt++ != '-')
+ continue;
+
+ po = find_option(options, cur_opt);
+ if (!po->name && cur_opt[0] == 'n' && cur_opt[1] == 'o')
+ po = find_option(options, cur_opt + 2);
+
+ if ((!po->name && !strcmp(cur_opt, optname)) ||
+ (po->name && !strcmp(optname, po->name)))
+ return i;
+
+ if (!po->name || po->flags & HAS_ARG)
+ i++;
+ }
+ return 0;
+}
+
+void parse_loglevel(int argc, char **argv, const OptionDef *options)
+{
+ int idx = locate_option(argc, argv, options, "loglevel");
+ if (!idx)
+ idx = locate_option(argc, argv, options, "v");
+ if (idx && argv[idx + 1])
+ opt_loglevel(NULL, "loglevel", argv[idx + 1]);
+}
+
+#define FLAGS (o->type == AV_OPT_TYPE_FLAGS) ? AV_DICT_APPEND : 0
+int opt_default(void *optctx, const char *opt, const char *arg)
{
const AVOption *o;
char opt_stripped[128];
const char *p;
- const AVClass *cc = avcodec_get_class(), *fc = avformat_get_class(), *sc = sws_get_class();
+ const AVClass *cc = avcodec_get_class(), *fc = avformat_get_class();
+#if CONFIG_AVRESAMPLE
+ const AVClass *rc = avresample_get_class();
+#endif
+#if CONFIG_SWSCALE
+ const AVClass *sc = sws_get_class();
+#endif
if (!(p = strchr(opt, ':')))
p = opt + strlen(opt);
av_strlcpy(opt_stripped, opt, FFMIN(sizeof(opt_stripped), p - opt + 1));
- if ((o = av_opt_find(&cc, opt_stripped, NULL, 0, AV_OPT_SEARCH_CHILDREN|AV_OPT_SEARCH_FAKE_OBJ)) ||
- ((opt[0] == 'v' || opt[0] == 'a' || opt[0] == 's') &&
- (o = av_opt_find(&cc, opt+1, NULL, 0, AV_OPT_SEARCH_FAKE_OBJ))))
+ if ((o = av_opt_find(&cc, opt_stripped, NULL, 0,
+ AV_OPT_SEARCH_CHILDREN | AV_OPT_SEARCH_FAKE_OBJ)) ||
+ ((opt[0] == 'v' || opt[0] == 'a' || opt[0] == 's') &&
+ (o = av_opt_find(&cc, opt + 1, NULL, 0, AV_OPT_SEARCH_FAKE_OBJ))))
av_dict_set(&codec_opts, opt, arg, FLAGS);
- else if ((o = av_opt_find(&fc, opt, NULL, 0, AV_OPT_SEARCH_CHILDREN | AV_OPT_SEARCH_FAKE_OBJ)))
+ else if ((o = av_opt_find(&fc, opt, NULL, 0,
+ AV_OPT_SEARCH_CHILDREN | AV_OPT_SEARCH_FAKE_OBJ)))
av_dict_set(&format_opts, opt, arg, FLAGS);
- else if ((o = av_opt_find(&sc, opt, NULL, 0, AV_OPT_SEARCH_CHILDREN | AV_OPT_SEARCH_FAKE_OBJ))) {
+#if CONFIG_AVRESAMPLE
+ else if ((o = av_opt_find(&rc, opt, NULL, 0,
+ AV_OPT_SEARCH_CHILDREN | AV_OPT_SEARCH_FAKE_OBJ)))
+ av_dict_set(&resample_opts, opt, arg, FLAGS);
+#endif
+#if CONFIG_SWSCALE
+ else if ((o = av_opt_find(&sc, opt, NULL, 0,
+ AV_OPT_SEARCH_CHILDREN | AV_OPT_SEARCH_FAKE_OBJ))) {
// XXX we only support sws_flags, not arbitrary sws options
- int ret = av_set_string3(sws_opts, opt, arg, 1, NULL);
+ int ret = av_opt_set(sws_opts, opt, arg, 0);
if (ret < 0) {
av_log(NULL, AV_LOG_ERROR, "Error setting option %s.\n", opt);
return ret;
}
}
+#endif
if (o)
return 0;
- fprintf(stderr, "Unrecognized option '%s'\n", opt);
return AVERROR_OPTION_NOT_FOUND;
}
-int opt_loglevel(const char *opt, const char *arg)
+/*
+ * Check whether given option is a group separator.
+ *
+ * @return index of the group definition that matched or -1 if none
+ */
+static int match_group_separator(const OptionGroupDef *groups, int nb_groups,
+ const char *opt)
+{
+ int i;
+
+ for (i = 0; i < nb_groups; i++) {
+ const OptionGroupDef *p = &groups[i];
+ if (p->sep && !strcmp(p->sep, opt))
+ return i;
+ }
+
+ return -1;
+}
+
+/*
+ * Finish parsing an option group.
+ *
+ * @param group_idx which group definition should this group belong to
+ * @param arg argument of the group delimiting option
+ */
+static void finish_group(OptionParseContext *octx, int group_idx,
+ const char *arg)
+{
+ OptionGroupList *l = &octx->groups[group_idx];
+ OptionGroup *g;
+
+ GROW_ARRAY(l->groups, l->nb_groups);
+ g = &l->groups[l->nb_groups - 1];
+
+ *g = octx->cur_group;
+ g->arg = arg;
+ g->group_def = l->group_def;
+#if CONFIG_SWSCALE
+ g->sws_opts = sws_opts;
+#endif
+ g->codec_opts = codec_opts;
+ g->format_opts = format_opts;
+ g->resample_opts = resample_opts;
+
+ codec_opts = NULL;
+ format_opts = NULL;
+ resample_opts = NULL;
+#if CONFIG_SWSCALE
+ sws_opts = NULL;
+#endif
+ init_opts();
+
+ memset(&octx->cur_group, 0, sizeof(octx->cur_group));
+}
+
+/*
+ * Add an option instance to currently parsed group.
+ */
+static void add_opt(OptionParseContext *octx, const OptionDef *opt,
+ const char *key, const char *val)
+{
+ int global = !(opt->flags & (OPT_PERFILE | OPT_SPEC | OPT_OFFSET));
+ OptionGroup *g = global ? &octx->global_opts : &octx->cur_group;
+
+ GROW_ARRAY(g->opts, g->nb_opts);
+ g->opts[g->nb_opts - 1].opt = opt;
+ g->opts[g->nb_opts - 1].key = key;
+ g->opts[g->nb_opts - 1].val = val;
+}
+
+static void init_parse_context(OptionParseContext *octx,
+ const OptionGroupDef *groups, int nb_groups)
+{
+ static const OptionGroupDef global_group = { "global" };
+ int i;
+
+ memset(octx, 0, sizeof(*octx));
+
+ octx->nb_groups = nb_groups;
+ octx->groups = av_mallocz(sizeof(*octx->groups) * octx->nb_groups);
+ if (!octx->groups)
+ exit_program(1);
+
+ for (i = 0; i < octx->nb_groups; i++)
+ octx->groups[i].group_def = &groups[i];
+
+ octx->global_opts.group_def = &global_group;
+ octx->global_opts.arg = "";
+
+ init_opts();
+}
+
+void uninit_parse_context(OptionParseContext *octx)
+{
+ int i, j;
+
+ for (i = 0; i < octx->nb_groups; i++) {
+ OptionGroupList *l = &octx->groups[i];
+
+ for (j = 0; j < l->nb_groups; j++) {
+ av_freep(&l->groups[j].opts);
+ av_dict_free(&l->groups[j].codec_opts);
+ av_dict_free(&l->groups[j].format_opts);
+ av_dict_free(&l->groups[j].resample_opts);
+#if CONFIG_SWSCALE
+ sws_freeContext(l->groups[j].sws_opts);
+#endif
+ }
+ av_freep(&l->groups);
+ }
+ av_freep(&octx->groups);
+
+ av_freep(&octx->cur_group.opts);
+ av_freep(&octx->global_opts.opts);
+
+ uninit_opts();
+}
+
+int split_commandline(OptionParseContext *octx, int argc, char *argv[],
+ const OptionDef *options,
+ const OptionGroupDef *groups, int nb_groups)
+{
+ int optindex = 1;
+
+ /* perform system-dependent conversions for arguments list */
+ prepare_app_arguments(&argc, &argv);
+
+ init_parse_context(octx, groups, nb_groups);
+ av_log(NULL, AV_LOG_DEBUG, "Splitting the commandline.\n");
+
+ while (optindex < argc) {
+ const char *opt = argv[optindex++], *arg;
+ const OptionDef *po;
+ int ret;
+
+ av_log(NULL, AV_LOG_DEBUG, "Reading option '%s' ...", opt);
+
+ /* unnamed group separators, e.g. output filename */
+ if (opt[0] != '-' || !opt[1]) {
+ finish_group(octx, 0, opt);
+ av_log(NULL, AV_LOG_DEBUG, " matched as %s.\n", groups[0].name);
+ continue;
+ }
+ opt++;
+
+#define GET_ARG(arg) \
+do { \
+ arg = argv[optindex++]; \
+ if (!arg) { \
+ av_log(NULL, AV_LOG_ERROR, "Missing argument for option '%s'.\n", opt);\
+ return AVERROR(EINVAL); \
+ } \
+} while (0)
+
+ /* named group separators, e.g. -i */
+ if ((ret = match_group_separator(groups, nb_groups, opt)) >= 0) {
+ GET_ARG(arg);
+ finish_group(octx, ret, arg);
+ av_log(NULL, AV_LOG_DEBUG, " matched as %s with argument '%s'.\n",
+ groups[ret].name, arg);
+ continue;
+ }
+
+ /* normal options */
+ po = find_option(options, opt);
+ if (po->name) {
+ if (po->flags & OPT_EXIT) {
+ /* optional argument, e.g. -h */
+ arg = argv[optindex++];
+ } else if (po->flags & HAS_ARG) {
+ GET_ARG(arg);
+ } else {
+ arg = "1";
+ }
+
+ add_opt(octx, po, opt, arg);
+ av_log(NULL, AV_LOG_DEBUG, " matched as option '%s' (%s) with "
+ "argument '%s'.\n", po->name, po->help, arg);
+ continue;
+ }
+
+ /* AVOptions */
+ if (argv[optindex]) {
+ ret = opt_default(NULL, opt, argv[optindex]);
+ if (ret >= 0) {
+ av_log(NULL, AV_LOG_DEBUG, " matched as AVOption '%s' with "
+ "argument '%s'.\n", opt, argv[optindex]);
+ optindex++;
+ continue;
+ } else if (ret != AVERROR_OPTION_NOT_FOUND) {
+ av_log(NULL, AV_LOG_ERROR, "Error parsing option '%s' "
+ "with argument '%s'.\n", opt, argv[optindex]);
+ return ret;
+ }
+ }
+
+ /* boolean -nofoo options */
+ if (opt[0] == 'n' && opt[1] == 'o' &&
+ (po = find_option(options, opt + 2)) &&
+ po->name && po->flags & OPT_BOOL) {
+ add_opt(octx, po, opt, "0");
+ av_log(NULL, AV_LOG_DEBUG, " matched as option '%s' (%s) with "
+ "argument 0.\n", po->name, po->help);
+ continue;
+ }
+
+ av_log(NULL, AV_LOG_ERROR, "Unrecognized option '%s'.\n", opt);
+ return AVERROR_OPTION_NOT_FOUND;
+ }
+
+ if (octx->cur_group.nb_opts || codec_opts || format_opts || resample_opts)
+ av_log(NULL, AV_LOG_WARNING, "Trailing options were found on the "
+ "commandline.\n");
+
+ av_log(NULL, AV_LOG_DEBUG, "Finished splitting the commandline.\n");
+
+ return 0;
+}
+
+int opt_cpuflags(void *optctx, const char *opt, const char *arg)
+{
+ int flags = av_parse_cpu_flags(arg);
+
+ if (flags < 0)
+ return flags;
+
+ av_set_cpu_flags_mask(flags);
+ return 0;
+}
+
+int opt_loglevel(void *optctx, const char *opt, const char *arg)
{
const struct { const char *name; int level; } log_levels[] = {
{ "quiet" , AV_LOG_QUIET },
level = strtol(arg, &tail, 10);
if (*tail) {
- fprintf(stderr, "Invalid loglevel \"%s\". "
- "Possible levels are numbers or:\n", arg);
+ 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++)
- fprintf(stderr, "\"%s\"\n", log_levels[i].name);
+ av_log(NULL, AV_LOG_FATAL, "\"%s\"\n", log_levels[i].name);
exit_program(1);
}
av_log_set_level(level);
return 0;
}
-int opt_timelimit(const char *opt, const char *arg)
+int opt_timelimit(void *optctx, const char *opt, const char *arg)
{
#if HAVE_SETRLIMIT
int lim = parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
if (setrlimit(RLIMIT_CPU, &rl))
perror("setrlimit");
#else
- fprintf(stderr, "Warning: -%s not implemented on this OS\n", opt);
+ av_log(NULL, AV_LOG_WARNING, "-%s not implemented on this OS\n", opt);
#endif
return 0;
}
if (av_strerror(err, errbuf, sizeof(errbuf)) < 0)
errbuf_ptr = strerror(AVUNERROR(err));
- fprintf(stderr, "%s: %s\n", filename, errbuf_ptr);
+ av_log(NULL, AV_LOG_ERROR, "%s: %s\n", filename, errbuf_ptr);
}
static int warned_cfg = 0;
#define SHOW_VERSION 2
#define SHOW_CONFIG 4
-#define PRINT_LIB_INFO(outstream,libname,LIBNAME,flags) \
+#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(); \
- fprintf(outstream, "%slib%-9s %2d.%3d.%2d / %2d.%3d.%2d\n", \
- indent, #libname, \
- LIB##LIBNAME##_VERSION_MAJOR, \
- LIB##LIBNAME##_VERSION_MINOR, \
- LIB##LIBNAME##_VERSION_MICRO, \
- version >> 16, version >> 8 & 0xff, version & 0xff); \
+ av_log(NULL, level, \
+ "%slib%-10s %2d.%3d.%2d / %2d.%3d.%2d\n", \
+ indent, #libname, \
+ LIB##LIBNAME##_VERSION_MAJOR, \
+ LIB##LIBNAME##_VERSION_MINOR, \
+ LIB##LIBNAME##_VERSION_MICRO, \
+ version >> 16, version >> 8 & 0xff, version & 0xff); \
} \
if (flags & SHOW_CONFIG) { \
const char *cfg = libname##_configuration(); \
if (strcmp(LIBAV_CONFIGURATION, cfg)) { \
if (!warned_cfg) { \
- fprintf(outstream, \
+ av_log(NULL, level, \
"%sWARNING: library configuration mismatch\n", \
indent); \
warned_cfg = 1; \
} \
- fprintf(stderr, "%s%-11s configuration: %s\n", \
+ av_log(NULL, level, "%s%-11s configuration: %s\n", \
indent, #libname, cfg); \
} \
} \
} \
-static void print_all_libs_info(FILE* outstream, int flags)
+static void print_all_libs_info(int flags, int level)
{
- PRINT_LIB_INFO(outstream, avutil, AVUTIL, flags);
- PRINT_LIB_INFO(outstream, avcodec, AVCODEC, flags);
- PRINT_LIB_INFO(outstream, avformat, AVFORMAT, flags);
- PRINT_LIB_INFO(outstream, avdevice, AVDEVICE, flags);
- PRINT_LIB_INFO(outstream, avfilter, AVFILTER, flags);
- PRINT_LIB_INFO(outstream, swscale, SWSCALE, flags);
- PRINT_LIB_INFO(outstream, postproc, POSTPROC, flags);
+ 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(avresample, AVRESAMPLE, flags, level);
+ PRINT_LIB_INFO(swscale, SWSCALE, flags, level);
}
void show_banner(void)
{
- fprintf(stderr, "%s version " LIBAV_VERSION ", Copyright (c) %d-%d the Libav developers\n",
- program_name, program_birth_year, this_year);
- fprintf(stderr, " built on %s %s with %s %s\n",
- __DATE__, __TIME__, CC_TYPE, CC_VERSION);
- fprintf(stderr, " configuration: " LIBAV_CONFIGURATION "\n");
- print_all_libs_info(stderr, INDENT|SHOW_CONFIG);
- print_all_libs_info(stderr, INDENT|SHOW_VERSION);
+ av_log(NULL, AV_LOG_INFO,
+ "%s version " LIBAV_VERSION ", Copyright (c) %d-%d the Libav developers\n",
+ program_name, program_birth_year, this_year);
+ av_log(NULL, AV_LOG_INFO, " built on %s %s with %s\n",
+ __DATE__, __TIME__, CC_IDENT);
+ av_log(NULL, AV_LOG_VERBOSE, " configuration: " LIBAV_CONFIGURATION "\n");
+ print_all_libs_info(INDENT|SHOW_CONFIG, AV_LOG_VERBOSE);
+ print_all_libs_info(INDENT|SHOW_VERSION, AV_LOG_VERBOSE);
}
-void show_version(void) {
+int show_version(void *optctx, const char *opt, const char *arg)
+{
+ av_log_set_callback(log_callback_help);
printf("%s " LIBAV_VERSION "\n", program_name);
- print_all_libs_info(stdout, SHOW_VERSION);
+ print_all_libs_info(SHOW_VERSION, AV_LOG_INFO);
+
+ return 0;
}
-void show_license(void)
+int show_license(void *optctx, const char *opt, const char *arg)
{
printf(
#if CONFIG_NONFREE
program_name, program_name, program_name
#endif
);
+
+ return 0;
}
-void show_formats(void)
+int show_formats(void *optctx, const char *opt, const char *arg)
{
- AVInputFormat *ifmt=NULL;
- AVOutputFormat *ofmt=NULL;
+ AVInputFormat *ifmt = NULL;
+ AVOutputFormat *ofmt = NULL;
const char *last_name;
- printf(
- "File formats:\n"
- " D. = Demuxing supported\n"
- " .E = Muxing supported\n"
- " --\n");
- last_name= "000";
- for(;;){
- int decode=0;
- int encode=0;
- const char *name=NULL;
- const char *long_name=NULL;
-
- while((ofmt= av_oformat_next(ofmt))) {
- if((name == NULL || strcmp(ofmt->name, name)<0) &&
- strcmp(ofmt->name, last_name)>0){
- name= ofmt->name;
- long_name= ofmt->long_name;
- encode=1;
+ printf("File formats:\n"
+ " D. = Demuxing supported\n"
+ " .E = Muxing supported\n"
+ " --\n");
+ last_name = "000";
+ for (;;) {
+ int decode = 0;
+ int encode = 0;
+ const char *name = NULL;
+ const char *long_name = NULL;
+
+ while ((ofmt = av_oformat_next(ofmt))) {
+ if ((!name || strcmp(ofmt->name, name) < 0) &&
+ strcmp(ofmt->name, last_name) > 0) {
+ name = ofmt->name;
+ long_name = ofmt->long_name;
+ encode = 1;
}
}
- while((ifmt= av_iformat_next(ifmt))) {
- if((name == NULL || strcmp(ifmt->name, name)<0) &&
- strcmp(ifmt->name, last_name)>0){
- name= ifmt->name;
- long_name= ifmt->long_name;
- encode=0;
+ while ((ifmt = av_iformat_next(ifmt))) {
+ 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 && strcmp(ifmt->name, name) == 0)
+ decode = 1;
}
- if(name==NULL)
+ if (!name)
break;
- last_name= name;
+ last_name = name;
- printf(
- " %s%s %-15s %s\n",
- decode ? "D":" ",
- encode ? "E":" ",
- name,
+ printf(" %s%s %-15s %s\n",
+ decode ? "D" : " ",
+ encode ? "E" : " ",
+ name,
long_name ? long_name:" ");
}
+ return 0;
}
-void show_codecs(void)
+#define PRINT_CODEC_SUPPORTED(codec, field, type, list_name, term, get_name) \
+ if (codec->field) { \
+ const type *p = c->field; \
+ \
+ printf(" Supported " list_name ":"); \
+ while (*p != term) { \
+ get_name(*p); \
+ printf(" %s", name); \
+ p++; \
+ } \
+ printf("\n"); \
+ } \
+
+static void print_codec(const AVCodec *c)
{
- AVCodec *p=NULL, *p2;
- const char *last_name;
- printf(
- "Codecs:\n"
- " D..... = Decoding supported\n"
- " .E.... = Encoding supported\n"
- " ..V... = Video codec\n"
- " ..A... = Audio codec\n"
- " ..S... = Subtitle codec\n"
- " ...S.. = Supports draw_horiz_band\n"
- " ....D. = Supports direct rendering method 1\n"
- " .....T = Supports weird frame truncation\n"
- " ------\n");
- last_name= "000";
- for(;;){
- int decode=0;
- int encode=0;
- int cap=0;
- const char *type_str;
-
- p2=NULL;
- while((p= av_codec_next(p))) {
- if((p2==NULL || strcmp(p->name, p2->name)<0) &&
- strcmp(p->name, last_name)>0){
- p2= p;
- decode= encode= cap=0;
+ int encoder = av_codec_is_encoder(c);
+
+ printf("%s %s [%s]:\n", encoder ? "Encoder" : "Decoder", c->name,
+ c->long_name ? c->long_name : "");
+
+ if (c->type == AVMEDIA_TYPE_VIDEO) {
+ printf(" Threading capabilities: ");
+ switch (c->capabilities & (CODEC_CAP_FRAME_THREADS |
+ CODEC_CAP_SLICE_THREADS)) {
+ case CODEC_CAP_FRAME_THREADS |
+ CODEC_CAP_SLICE_THREADS: printf("frame and slice"); break;
+ case CODEC_CAP_FRAME_THREADS: printf("frame"); break;
+ case CODEC_CAP_SLICE_THREADS: printf("slice"); break;
+ default: printf("no"); break;
+ }
+ 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);
+ PRINT_CODEC_SUPPORTED(c, channel_layouts, uint64_t, "channel layouts",
+ 0, GET_CH_LAYOUT_DESC);
+
+ 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_SUBTITLE: return 'S';
+ default: return '?';
+ }
+}
+
+static const AVCodec *next_codec_for_id(enum AVCodecID id, const AVCodec *prev,
+ int encoder)
+{
+ while ((prev = av_codec_next(prev))) {
+ if (prev->id == id &&
+ (encoder ? av_codec_is_encoder(prev) : av_codec_is_decoder(prev)))
+ return prev;
+ }
+ return NULL;
+}
+
+static void print_codecs_for_id(enum AVCodecID id, int encoder)
+{
+ const AVCodec *codec = NULL;
+
+ printf(" (%s: ", encoder ? "encoders" : "decoders");
+
+ while ((codec = next_codec_for_id(id, codec, encoder)))
+ printf("%s ", codec->name);
+
+ printf(")");
+}
+
+int show_codecs(void *optctx, const char *opt, const char *arg)
+{
+ const AVCodecDescriptor *desc = NULL;
+
+ 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");
+ while ((desc = avcodec_descriptor_next(desc))) {
+ const AVCodec *codec = NULL;
+
+ 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, codec, 0))) {
+ if (strcmp(codec->name, desc->name)) {
+ print_codecs_for_id(desc->id, 0);
+ break;
}
- if(p2 && strcmp(p->name, p2->name)==0){
- if(p->decode) decode=1;
- if(p->encode) encode=1;
- cap |= p->capabilities;
+ }
+ codec = NULL;
+ while ((codec = next_codec_for_id(desc->id, codec, 1))) {
+ if (strcmp(codec->name, desc->name)) {
+ print_codecs_for_id(desc->id, 1);
+ break;
}
}
- if(p2==NULL)
- break;
- last_name= p2->name;
- switch(p2->type) {
- case AVMEDIA_TYPE_VIDEO:
- type_str = "V";
- break;
- case AVMEDIA_TYPE_AUDIO:
- type_str = "A";
- break;
- case AVMEDIA_TYPE_SUBTITLE:
- type_str = "S";
- break;
- default:
- type_str = "?";
- break;
- }
- printf(
- " %s%s%s%s%s%s %-15s %s",
- decode ? "D": (/*p2->decoder ? "d":*/" "),
- encode ? "E":" ",
- type_str,
- cap & CODEC_CAP_DRAW_HORIZ_BAND ? "S":" ",
- cap & CODEC_CAP_DR1 ? "D":" ",
- cap & CODEC_CAP_TRUNCATED ? "T":" ",
- p2->name,
- p2->long_name ? p2->long_name : "");
- /* if(p2->decoder && decode==0)
- printf(" use %s for decoding", p2->decoder->name);*/
printf("\n");
}
- printf("\n");
- printf(
-"Note, the names of encoders and decoders do not always match, so there are\n"
-"several cases where the above table shows encoder only or decoder only entries\n"
-"even though both encoding and decoding are supported. For example, the h263\n"
-"decoder corresponds to the h263 and h263p encoders, for file formats it is even\n"
-"worse.\n");
+ return 0;
+}
+
+static void print_codecs(int encoder)
+{
+ const AVCodecDescriptor *desc = NULL;
+
+ 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"
+ " ---\n",
+ encoder ? "Encoders" : "Decoders");
+ while ((desc = avcodec_descriptor_next(desc))) {
+ const AVCodec *codec = NULL;
+
+ while ((codec = next_codec_for_id(desc->id, codec, encoder))) {
+ printf("%c", get_media_type_char(desc->type));
+ printf((codec->capabilities & CODEC_CAP_FRAME_THREADS) ? "F" : ".");
+ printf((codec->capabilities & CODEC_CAP_SLICE_THREADS) ? "S" : ".");
+ printf((codec->capabilities & CODEC_CAP_EXPERIMENTAL) ? "X" : ".");
+
+ printf(" %-20s %s", codec->name, codec->long_name ? codec->long_name : "");
+ if (strcmp(codec->name, desc->name))
+ printf(" (codec %s)", desc->name);
+
+ printf("\n");
+ }
+ }
+}
+
+int show_decoders(void *optctx, const char *opt, const char *arg)
+{
+ print_codecs(0);
+ return 0;
}
-void show_bsfs(void)
+int show_encoders(void *optctx, const char *opt, const char *arg)
{
- AVBitStreamFilter *bsf=NULL;
+ print_codecs(1);
+ return 0;
+}
+
+int show_bsfs(void *optctx, const char *opt, const char *arg)
+{
+ AVBitStreamFilter *bsf = NULL;
printf("Bitstream filters:\n");
- while((bsf = av_bitstream_filter_next(bsf)))
+ while ((bsf = av_bitstream_filter_next(bsf)))
printf("%s\n", bsf->name);
printf("\n");
+ return 0;
}
-void show_protocols(void)
+int show_protocols(void *optctx, const char *opt, const char *arg)
{
void *opaque = NULL;
const char *name;
printf("Output:\n");
while ((name = avio_enum_protocols(&opaque, 1)))
printf("%s\n", name);
+ return 0;
}
-void show_filters(void)
+int show_filters(void *optctx, const char *opt, const char *arg)
{
- AVFilter av_unused(**filter) = NULL;
+#if CONFIG_AVFILTER
+ const AVFilter *filter = NULL;
printf("Filters:\n");
-#if CONFIG_AVFILTER
- while ((filter = av_filter_next(filter)) && *filter)
- printf("%-16s %s\n", (*filter)->name, (*filter)->description);
+ while ((filter = avfilter_next(filter)))
+ printf("%-16s %s\n", filter->name, filter->description);
+#else
+ printf("No filters available: libavfilter disabled\n");
#endif
+ return 0;
}
-void show_pix_fmts(void)
+int show_pix_fmts(void *optctx, const char *opt, const char *arg)
{
- enum PixelFormat pix_fmt;
+ 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\n"
- "-----\n");
+ 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\n"
+ "-----\n");
#if !CONFIG_SWSCALE
# define sws_isSupportedInput(x) 0
# define sws_isSupportedOutput(x) 0
#endif
- for (pix_fmt = 0; pix_fmt < PIX_FMT_NB; pix_fmt++) {
- const AVPixFmtDescriptor *pix_desc = &av_pix_fmt_descriptors[pix_fmt];
+ while ((pix_desc = av_pix_fmt_desc_next(pix_desc))) {
+ enum AVPixelFormat pix_fmt = av_pix_fmt_desc_get_id(pix_desc);
printf("%c%c%c%c%c %-16s %d %2d\n",
- sws_isSupportedInput (pix_fmt) ? 'I' : '.',
- sws_isSupportedOutput(pix_fmt) ? 'O' : '.',
- pix_desc->flags & PIX_FMT_HWACCEL ? 'H' : '.',
- pix_desc->flags & PIX_FMT_PAL ? 'P' : '.',
- pix_desc->flags & PIX_FMT_BITSTREAM ? 'B' : '.',
+ 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));
}
+ 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;
+}
+
+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))) {
+ int printed = 0;
+
+ while ((codec = next_codec_for_id(desc->id, codec, encoder))) {
+ printed = 1;
+ print_codec(codec);
+ }
+
+ if (!printed) {
+ av_log(NULL, AV_LOG_ERROR, "Codec '%s' is known to Libav, "
+ "but no %s for it are available. Libav 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 Libav.\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_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)
+{
+ 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 [%s]:\n", f->name, f->description);
+
+ if (f->flags & AVFILTER_FLAG_SLICE_THREADS)
+ printf(" slice threading supported\n");
+
+ printf(" Inputs:\n");
+ count = avfilter_pad_count(f->inputs);
+ for (i = 0; i < count; i++) {
+ printf(" %d %s (%s)\n", i, avfilter_pad_get_name(f->inputs, i),
+ media_type_string(avfilter_pad_get_type(f->inputs, i)));
+ }
+ if (f->flags & AVFILTER_FLAG_DYNAMIC_INPUTS)
+ printf(" dynamic (depending on the options)\n");
+
+ printf(" Outputs:\n");
+ count = avfilter_pad_count(f->outputs);
+ for (i = 0; i < count; i++) {
+ printf(" %d %s (%s)\n", i, avfilter_pad_get_name(f->outputs, i),
+ media_type_string(avfilter_pad_get_type(f->outputs, i)));
+ }
+ if (f->flags & AVFILTER_FLAG_DYNAMIC_OUTPUTS)
+ printf(" dynamic (depending on the options)\n");
+
+ if (f->priv_class)
+ show_help_children(f->priv_class, AV_OPT_FLAG_VIDEO_PARAM |
+ AV_OPT_FLAG_AUDIO_PARAM);
+}
+#endif
+
+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 : "");
+ 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);
+#if CONFIG_AVFILTER
+ } else if (!strcmp(topic, "filter")) {
+ show_help_filter(par);
+#endif
+ } else {
+ show_help_default(topic, par);
+ }
+
+ av_freep(&topic);
+ return 0;
}
int read_yesno(void)
{
int c = getchar();
- int yesno = (toupper(c) == 'Y');
+ int yesno = (av_toupper(c) == 'Y');
while (c != '\n' && c != EOF)
c = getchar();
return yesno;
}
-int read_file(const char *filename, char **bufptr, size_t *size)
+int cmdutils_read_file(const char *filename, char **bufptr, size_t *size)
{
+ int ret;
FILE *f = fopen(filename, "rb");
if (!f) {
- fprintf(stderr, "Cannot read file '%s': %s\n", filename, strerror(errno));
+ av_log(NULL, AV_LOG_ERROR, "Cannot read file '%s': %s\n", filename,
+ strerror(errno));
return AVERROR(errno);
}
fseek(f, 0, SEEK_END);
fseek(f, 0, SEEK_SET);
*bufptr = av_malloc(*size + 1);
if (!*bufptr) {
- fprintf(stderr, "Could not allocate file buffer\n");
+ av_log(NULL, AV_LOG_ERROR, "Could not allocate file buffer\n");
fclose(f);
return AVERROR(ENOMEM);
}
- fread(*bufptr, 1, *size, f);
- (*bufptr)[*size++] = '\0';
+ ret = fread(*bufptr, 1, *size, f);
+ if (ret < *size) {
+ av_free(*bufptr);
+ if (ferror(f)) {
+ av_log(NULL, AV_LOG_ERROR, "Error while reading file '%s': %s\n",
+ filename, strerror(errno));
+ ret = AVERROR(errno);
+ } else
+ ret = AVERROR_EOF;
+ } else {
+ ret = 0;
+ (*bufptr)[(*size)++] = '\0';
+ }
fclose(f);
- return 0;
+ return ret;
}
void init_pts_correction(PtsCorrectionContext *ctx)
ctx->last_pts = ctx->last_dts = INT64_MIN;
}
-int64_t guess_correct_pts(PtsCorrectionContext *ctx, int64_t reordered_pts, int64_t dts)
+int64_t guess_correct_pts(PtsCorrectionContext *ctx, int64_t reordered_pts,
+ int64_t dts)
{
int64_t pts = AV_NOPTS_VALUE;
ctx->last_pts = reordered_pts;
}
if ((ctx->num_faulty_pts<=ctx->num_faulty_dts || dts == AV_NOPTS_VALUE)
- && reordered_pts != AV_NOPTS_VALUE)
+ && reordered_pts != AV_NOPTS_VALUE)
pts = reordered_pts;
else
pts = dts;
}
FILE *get_preset_file(char *filename, size_t filename_size,
- const char *preset_name, int is_path, const char *codec_name)
+ const char *preset_name, int is_path,
+ const char *codec_name)
{
FILE *f = NULL;
int i;
- const char *base[3]= { getenv("AVCONV_DATADIR"),
- getenv("HOME"),
- AVCONV_DATADIR,
- };
+ const char *base[3] = { getenv("AVCONV_DATADIR"),
+ getenv("HOME"),
+ AVCONV_DATADIR, };
if (is_path) {
av_strlcpy(filename, preset_name, filename_size);
for (i = 0; i < 3 && !f; i++) {
if (!base[i])
continue;
- snprintf(filename, filename_size, "%s%s/%s.ffpreset", base[i], i != 1 ? "" : "/.avconv", preset_name);
+ snprintf(filename, filename_size, "%s%s/%s.avpreset", base[i],
+ i != 1 ? "" : "/.avconv", preset_name);
f = fopen(filename, "r");
if (!f && codec_name) {
snprintf(filename, filename_size,
- "%s%s/%s-%s.ffpreset", base[i], i != 1 ? "" : "/.avconv", codec_name, preset_name);
+ "%s%s/%s-%s.avpreset",
+ base[i], i != 1 ? "" : "/.avconv", codec_name,
+ preset_name);
f = fopen(filename, "r");
}
}
int check_stream_specifier(AVFormatContext *s, AVStream *st, const char *spec)
{
- if (*spec <= '9' && *spec >= '0') /* opt:index */
+ if (*spec <= '9' && *spec >= '0') /* opt:index */
return strtol(spec, NULL, 0) == st->index;
- else if (*spec == 'v' || *spec == 'a' || *spec == 's' || *spec == 'd') { /* opt:[vasd] */
+ else if (*spec == 'v' || *spec == 'a' || *spec == 's' || *spec == 'd' ||
+ *spec == 't') { /* opt:[vasdt] */
enum AVMediaType type;
switch (*spec++) {
- case 'v': type = AVMEDIA_TYPE_VIDEO; break;
- case 'a': type = AVMEDIA_TYPE_AUDIO; break;
- case 's': type = AVMEDIA_TYPE_SUBTITLE; break;
- case 'd': type = AVMEDIA_TYPE_DATA; break;
+ case 'v': type = AVMEDIA_TYPE_VIDEO; break;
+ case 'a': type = AVMEDIA_TYPE_AUDIO; break;
+ case 's': type = AVMEDIA_TYPE_SUBTITLE; break;
+ case 'd': type = AVMEDIA_TYPE_DATA; break;
+ case 't': type = AVMEDIA_TYPE_ATTACHMENT; break;
+ default: av_assert0(0);
}
if (type != st->codec->codec_type)
return 0;
- if (*spec++ == ':') { /* possibly followed by :index */
+ if (*spec++ == ':') { /* possibly followed by :index */
int i, index = strtol(spec, NULL, 0);
for (i = 0; i < s->nb_streams; i++)
if (s->streams[i]->codec->codec_type == type && index-- == 0)
return 0;
}
return 1;
+ } else if (*spec == 'p' && *(spec + 1) == ':') {
+ int prog_id, i, j;
+ char *endptr;
+ spec += 2;
+ prog_id = strtol(spec, &endptr, 0);
+ for (i = 0; i < s->nb_programs; i++) {
+ if (s->programs[i]->id != prog_id)
+ continue;
+
+ if (*endptr++ == ':') {
+ int stream_idx = strtol(endptr, NULL, 0);
+ return stream_idx >= 0 &&
+ stream_idx < s->programs[i]->nb_stream_indexes &&
+ st->index == s->programs[i]->stream_index[stream_idx];
+ }
+
+ for (j = 0; j < s->programs[i]->nb_stream_indexes; j++)
+ if (st->index == s->programs[i]->stream_index[j])
+ return 1;
+ }
+ return 0;
+ } else if (*spec == 'i' && *(spec + 1) == ':') {
+ int stream_id;
+ char *endptr;
+ spec += 2;
+ stream_id = strtol(spec, &endptr, 0);
+ return stream_id == st->id;
+ } else if (*spec == 'm' && *(spec + 1) == ':') {
+ AVDictionaryEntry *tag;
+ char *key, *val;
+ int ret;
+
+ spec += 2;
+ val = strchr(spec, ':');
+
+ key = val ? av_strndup(spec, val - spec) : av_strdup(spec);
+ if (!key)
+ return AVERROR(ENOMEM);
+
+ tag = av_dict_get(st->metadata, key, NULL, 0);
+ if (tag) {
+ if (!val || !strcmp(tag->value, val + 1))
+ ret = 1;
+ else
+ ret = 0;
+ } else
+ ret = 0;
+
+ av_freep(&key);
+ return ret;
} else if (!*spec) /* empty specifier, matches everything */
return 1;
return AVERROR(EINVAL);
}
-AVDictionary *filter_codec_opts(AVDictionary *opts, enum CodecID codec_id, AVFormatContext *s, AVStream *st)
+AVDictionary *filter_codec_opts(AVDictionary *opts, enum AVCodecID codec_id,
+ AVFormatContext *s, AVStream *st, AVCodec *codec)
{
AVDictionary *ret = NULL;
AVDictionaryEntry *t = NULL;
- AVCodec *codec = s->oformat ? avcodec_find_encoder(codec_id) : avcodec_find_decoder(codec_id);
- int flags = s->oformat ? AV_OPT_FLAG_ENCODING_PARAM : AV_OPT_FLAG_DECODING_PARAM;
+ int flags = s->oformat ? AV_OPT_FLAG_ENCODING_PARAM
+ : AV_OPT_FLAG_DECODING_PARAM;
char prefix = 0;
const AVClass *cc = avcodec_get_class();
if (!codec)
- return NULL;
-
- switch (codec->type) {
- case AVMEDIA_TYPE_VIDEO: prefix = 'v'; flags |= AV_OPT_FLAG_VIDEO_PARAM; break;
- case AVMEDIA_TYPE_AUDIO: prefix = 'a'; flags |= AV_OPT_FLAG_AUDIO_PARAM; break;
- case AVMEDIA_TYPE_SUBTITLE: prefix = 's'; flags |= AV_OPT_FLAG_SUBTITLE_PARAM; break;
+ codec = s->oformat ? avcodec_find_encoder(codec_id)
+ : avcodec_find_decoder(codec_id);
+
+ switch (st->codec->codec_type) {
+ case AVMEDIA_TYPE_VIDEO:
+ prefix = 'v';
+ flags |= AV_OPT_FLAG_VIDEO_PARAM;
+ break;
+ case AVMEDIA_TYPE_AUDIO:
+ prefix = 'a';
+ flags |= AV_OPT_FLAG_AUDIO_PARAM;
+ break;
+ case AVMEDIA_TYPE_SUBTITLE:
+ prefix = 's';
+ flags |= AV_OPT_FLAG_SUBTITLE_PARAM;
+ break;
}
while (t = av_dict_get(opts, "", t, AV_DICT_IGNORE_SUFFIX)) {
}
if (av_opt_find(&cc, t->key, NULL, flags, AV_OPT_SEARCH_FAKE_OBJ) ||
- (codec && codec->priv_class && av_opt_find(&codec->priv_class, t->key, NULL, flags, AV_OPT_SEARCH_FAKE_OBJ)))
+ (codec && codec->priv_class &&
+ av_opt_find(&codec->priv_class, t->key, NULL, flags,
+ AV_OPT_SEARCH_FAKE_OBJ)))
av_dict_set(&ret, t->key, t->value, 0);
- else if (t->key[0] == prefix && av_opt_find(&cc, t->key+1, NULL, flags, AV_OPT_SEARCH_FAKE_OBJ))
- av_dict_set(&ret, t->key+1, t->value, 0);
+ else if (t->key[0] == prefix &&
+ av_opt_find(&cc, t->key + 1, NULL, flags,
+ AV_OPT_SEARCH_FAKE_OBJ))
+ av_dict_set(&ret, t->key + 1, t->value, 0);
if (p)
*p = ':';
return ret;
}
-AVDictionary **setup_find_stream_info_opts(AVFormatContext *s, AVDictionary *codec_opts)
+AVDictionary **setup_find_stream_info_opts(AVFormatContext *s,
+ AVDictionary *codec_opts)
{
int i;
AVDictionary **opts;
return NULL;
opts = av_mallocz(s->nb_streams * sizeof(*opts));
if (!opts) {
- av_log(NULL, AV_LOG_ERROR, "Could not alloc memory for stream options.\n");
+ av_log(NULL, AV_LOG_ERROR,
+ "Could not alloc memory for stream options.\n");
return NULL;
}
for (i = 0; i < s->nb_streams; i++)
- opts[i] = filter_codec_opts(codec_opts, s->streams[i]->codec->codec_id, s, s->streams[i]);
+ opts[i] = filter_codec_opts(codec_opts, s->streams[i]->codec->codec_id,
+ s, s->streams[i], NULL);
return opts;
}
-#if CONFIG_AVFILTER
-
-static int ffsink_init(AVFilterContext *ctx, const char *args, void *opaque)
-{
- FFSinkContext *priv = ctx->priv;
-
- if (!opaque)
- return AVERROR(EINVAL);
- *priv = *(FFSinkContext *)opaque;
-
- return 0;
-}
-
-static void null_end_frame(AVFilterLink *inlink) { }
-
-static int ffsink_query_formats(AVFilterContext *ctx)
-{
- FFSinkContext *priv = ctx->priv;
- enum PixelFormat pix_fmts[] = { priv->pix_fmt, PIX_FMT_NONE };
-
- avfilter_set_common_formats(ctx, avfilter_make_format_list(pix_fmts));
- return 0;
-}
-
-AVFilter ffsink = {
- .name = "ffsink",
- .priv_size = sizeof(FFSinkContext),
- .init = ffsink_init,
-
- .query_formats = ffsink_query_formats,
-
- .inputs = (AVFilterPad[]) {{ .name = "default",
- .type = AVMEDIA_TYPE_VIDEO,
- .end_frame = null_end_frame,
- .min_perms = AV_PERM_READ, },
- { .name = NULL }},
- .outputs = (AVFilterPad[]) {{ .name = NULL }},
-};
-
-int get_filtered_video_frame(AVFilterContext *ctx, AVFrame *frame,
- AVFilterBufferRef **picref_ptr, AVRational *tb)
-{
- int ret;
- AVFilterBufferRef *picref;
-
- if ((ret = avfilter_request_frame(ctx->inputs[0])) < 0)
- return ret;
- if (!(picref = ctx->inputs[0]->cur_buf))
- return AVERROR(ENOENT);
- *picref_ptr = picref;
- ctx->inputs[0]->cur_buf = NULL;
- *tb = ctx->inputs[0]->time_base;
-
- memcpy(frame->data, picref->data, sizeof(frame->data));
- memcpy(frame->linesize, picref->linesize, sizeof(frame->linesize));
- frame->interlaced_frame = picref->video->interlaced;
- frame->top_field_first = picref->video->top_field_first;
- frame->key_frame = picref->video->key_frame;
- frame->pict_type = picref->video->pict_type;
-
- return 1;
-}
-
void *grow_array(void *array, int elem_size, int *size, int new_size)
{
if (new_size >= INT_MAX / elem_size) {
return array;
}
-#endif /* CONFIG_AVFILTER */
+const char *media_type_string(enum AVMediaType media_type)
+{
+ switch (media_type) {
+ case AVMEDIA_TYPE_VIDEO: return "video";
+ case AVMEDIA_TYPE_AUDIO: return "audio";
+ case AVMEDIA_TYPE_DATA: return "data";
+ case AVMEDIA_TYPE_SUBTITLE: return "subtitle";
+ case AVMEDIA_TYPE_ATTACHMENT: return "attachment";
+ default: return "unknown";
+ }
+}