* Various utilities for command line tools
* Copyright (c) 2000-2003 Fabrice Bellard
*
- * This file is part of Libav.
+ * This file is part of FFmpeg.
*
- * Libav is free software; you can redistribute it and/or
+ * FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
- * Libav is distributed in the hope that it will be useful,
+ * FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
- * License along with Libav; if not, write to the Free Software
+ * License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
}
#endif /* WIN32 && !__MINGW32CE__ */
-void parse_options(int argc, char **argv, const OptionDef *options,
- void (* parse_arg_function)(const char*))
+
+int parse_option(void *optctx, const char *opt, const char *arg, const OptionDef *options)
{
- const char *opt, *arg;
- int optindex, handleoptions=1;
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;
+
+ if (po->flags & OPT_SPEC) {
+ SpecifierOpt **so = dst;
+ char *p = strchr(opt, ':');
+
+ 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);
+ } else if (po->flags & OPT_INT64) {
+ *(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);
+ } else if (po->flags & OPT_FLOAT) {
+ *(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);
+ } 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);
+ if (ret < 0) {
+ 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 !!(po->flags & HAS_ARG);
+}
+
+void parse_options(void *optctx, int argc, char **argv, const OptionDef *options,
+ void (* parse_arg_function)(void *, const char*))
+{
+ const char *opt;
+ int optindex, handleoptions = 1, ret;
/* perform system-dependent conversions for arguments list */
prepare_app_arguments(&argc, &argv);
/* parse options */
optindex = 1;
while (optindex < argc) {
- void *dst;
opt = argv[optindex++];
if (handleoptions && opt[0] == '-' && opt[1] != '\0') {
- int bool_val = 1;
if (opt[1] == '-' && opt[2] == '\0') {
handleoptions = 0;
continue;
}
opt++;
- 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:
- fprintf(stderr, "%s: unrecognized option '%s'\n", argv[0], opt);
+
+ if ((ret = parse_option(optctx, opt, argv[optindex], options)) < 0)
exit_program(1);
- }
- arg = NULL;
- if (po->flags & HAS_ARG) {
- arg = argv[optindex++];
- if (!arg) {
- fprintf(stderr, "%s: missing argument for option '%s'\n", argv[0], opt);
- exit_program(1);
- }
- }
- dst = po->u.dst_ptr;
- 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);
- } else if (po->flags & OPT_INT64) {
- *(int64_t*)dst = parse_number_or_die(opt, arg, OPT_INT64, INT64_MIN, INT64_MAX);
- } else if (po->flags & OPT_FLOAT) {
- *(float*)dst = parse_number_or_die(opt, arg, OPT_FLOAT, -INFINITY, INFINITY);
- } else if (po->u.func_arg) {
- if (po->u.func_arg(opt, arg) < 0) {
- fprintf(stderr, "%s: failed to set value '%s' for option '%s'\n", argv[0], arg, opt);
- exit_program(1);
- }
- }
- if(po->flags & OPT_EXIT)
- exit_program(0);
+ optindex += ret;
} else {
if (parse_arg_function)
- parse_arg_function(opt);
+ parse_arg_function(optctx, opt);
}
}
}
-#define FLAGS (o->type == FF_OPT_TYPE_FLAGS) ? AV_DICT_APPEND : 0
+#define FLAGS(o) ((o)->type == FF_OPT_TYPE_FLAGS) ? AV_DICT_APPEND : 0
int opt_default(const char *opt, const char *arg)
{
- const AVOption *o;
+ const AVOption *oc, *of, *os;
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(), *sc;
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)) ||
+ if ((oc = 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)))
- 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))) {
+ (oc = av_opt_find(&cc, opt+1, NULL, 0, AV_OPT_SEARCH_FAKE_OBJ))))
+ av_dict_set(&codec_opts, opt, arg, FLAGS(oc));
+ if ((of = av_opt_find(&fc, opt, NULL, 0, AV_OPT_SEARCH_CHILDREN | AV_OPT_SEARCH_FAKE_OBJ)))
+ av_dict_set(&format_opts, opt, arg, FLAGS(of));
+#if CONFIG_SWSCALE
+ sc = sws_get_class();
+ if ((os = 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);
if (ret < 0) {
return ret;
}
}
+#endif
- if (o)
+ if (oc || of || os)
return 0;
fprintf(stderr, "Unrecognized option '%s'\n", opt);
return AVERROR_OPTION_NOT_FOUND;
} \
if (flags & SHOW_CONFIG) { \
const char *cfg = libname##_configuration(); \
- if (strcmp(LIBAV_CONFIGURATION, cfg)) { \
+ if (strcmp(FFMPEG_CONFIGURATION, cfg)) { \
if (!warned_cfg) { \
fprintf(outstream, \
"%sWARNING: library configuration mismatch\n", \
void show_banner(void)
{
- fprintf(stderr, "%s version " LIBAV_VERSION ", Copyright (c) %d-%d the Libav developers\n",
+ fprintf(stderr, "%s version " FFMPEG_VERSION ", Copyright (c) %d-%d the FFmpeg 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");
+ fprintf(stderr, " configuration: " FFMPEG_CONFIGURATION "\n");
print_all_libs_info(stderr, INDENT|SHOW_CONFIG);
print_all_libs_info(stderr, INDENT|SHOW_VERSION);
}
-void show_version(void) {
- printf("%s " LIBAV_VERSION "\n", program_name);
+int opt_version(const char *opt, const char *arg) {
+ printf("%s " FFMPEG_VERSION "\n", program_name);
print_all_libs_info(stdout, SHOW_VERSION);
+ return 0;
}
-void show_license(void)
+int opt_license(const char *opt, const char *arg)
{
printf(
#if CONFIG_NONFREE
program_name, program_name, program_name
#endif
);
+ return 0;
}
-void show_formats(void)
+int opt_formats(const char *opt, const char *arg)
{
AVInputFormat *ifmt=NULL;
AVOutputFormat *ofmt=NULL;
name,
long_name ? long_name:" ");
}
+ return 0;
}
-void show_codecs(void)
+int opt_codecs(const char *opt, const char *arg)
{
AVCodec *p=NULL, *p2;
const char *last_name;
"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;
}
-void show_bsfs(void)
+int opt_bsfs(const char *opt, const char *arg)
{
AVBitStreamFilter *bsf=NULL;
while((bsf = av_bitstream_filter_next(bsf)))
printf("%s\n", bsf->name);
printf("\n");
+ return 0;
}
-void show_protocols(void)
+int opt_protocols(const char *opt, const char *arg)
{
- void *opaque = NULL;
- const char *name;
+ URLProtocol *up=NULL;
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);
+ "I.. = Input supported\n"
+ ".O. = Output supported\n"
+ "..S = Seek supported\n"
+ "FLAGS NAME\n"
+ "----- \n");
+ while((up = av_protocol_next(up)))
+ printf("%c%c%c %s\n",
+ up->url_read ? 'I' : '.',
+ up->url_write ? 'O' : '.',
+ up->url_seek ? 'S' : '.',
+ up->name);
+ return 0;
}
-void show_filters(void)
+int opt_filters(const char *opt, const char *arg)
{
AVFilter av_unused(**filter) = NULL;
while ((filter = av_filter_next(filter)) && *filter)
printf("%-16s %s\n", (*filter)->name, (*filter)->description);
#endif
+ return 0;
}
-void show_pix_fmts(void)
+int opt_pix_fmts(const char *opt, const char *arg)
{
enum PixelFormat pix_fmt;
pix_desc->nb_components,
av_get_bits_per_pixel(pix_desc));
}
+ return 0;
+}
+
+int show_sample_fmts(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 read_yesno(void)
return 0;
}
-void init_pts_correction(PtsCorrectionContext *ctx)
-{
- ctx->num_faulty_pts = ctx->num_faulty_dts = 0;
- ctx->last_pts = ctx->last_dts = INT64_MIN;
-}
-
-int64_t guess_correct_pts(PtsCorrectionContext *ctx, int64_t reordered_pts, int64_t dts)
-{
- int64_t pts = AV_NOPTS_VALUE;
-
- if (dts != AV_NOPTS_VALUE) {
- ctx->num_faulty_dts += dts <= ctx->last_dts;
- ctx->last_dts = dts;
- }
- if (reordered_pts != AV_NOPTS_VALUE) {
- ctx->num_faulty_pts += reordered_pts <= ctx->last_pts;
- ctx->last_pts = reordered_pts;
- }
- if ((ctx->num_faulty_pts<=ctx->num_faulty_dts || dts == AV_NOPTS_VALUE)
- && reordered_pts != AV_NOPTS_VALUE)
- pts = reordered_pts;
- else
- pts = dts;
-
- return pts;
-}
-
FILE *get_preset_file(char *filename, size_t filename_size,
const char *preset_name, int is_path, const char *codec_name)
{
FILE *f = NULL;
int i;
- const char *base[3]= { getenv("AVCONV_DATADIR"),
+ const char *base[3]= { getenv("FFMPEG_DATADIR"),
getenv("HOME"),
- AVCONV_DATADIR,
+ FFMPEG_DATADIR,
};
if (is_path) {
av_strlcpy(filename, preset_name, filename_size);
f = fopen(filename, "r");
} else {
+#ifdef _WIN32
+ char datadir[MAX_PATH], *ls;
+ base[2] = NULL;
+
+ if (GetModuleFileNameA(GetModuleHandleA(NULL), datadir, sizeof(datadir) - 1))
+ {
+ for (ls = datadir; ls < datadir + strlen(datadir); ls++)
+ if (*ls == '\\') *ls = '/';
+
+ if (ls = strrchr(datadir, '/'))
+ {
+ *ls = 0;
+ strncat(datadir, "/ffpresets", sizeof(datadir) - 1 - strlen(datadir));
+ base[2] = datadir;
+ }
+ }
+#endif
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.ffpreset", base[i], i != 1 ? "" : "/.ffmpeg", 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.ffpreset", base[i], i != 1 ? "" : "/.ffmpeg", codec_name, preset_name);
f = fopen(filename, "r");
}
}
case 'a': type = AVMEDIA_TYPE_AUDIO; break;
case 's': type = AVMEDIA_TYPE_SUBTITLE; break;
case 'd': type = AVMEDIA_TYPE_DATA; break;
+ default: abort(); // never reached, silence warning
}
if (type != st->codec->codec_type)
return 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) /* empty specifier, matches everything */
return 1;
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 */
projects / ffmpeg / blobdiff