* Various utilities for command line tools
* Copyright (c) 2000-2003 Fabrice Bellard
*
- * This file is part of FFmpeg.
+ * This file is part of Libav.
*
- * FFmpeg is free software; you can redistribute it and/or
+ * Libav 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.
*
- * FFmpeg is distributed in the hope that it will be useful,
+ * Libav 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 FFmpeg; if not, write to the Free Software
+ * License along with Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "libavutil/parseutils.h"
#include "libavutil/pixdesc.h"
#include "libavutil/eval.h"
-#include "libavcodec/opt.h"
+#include "libavutil/dict.h"
+#include "libavutil/opt.h"
#include "cmdutils.h"
#include "version.h"
#if CONFIG_NETWORK
#include <sys/resource.h>
#endif
-const char **opt_names;
-const char **opt_values;
-static int opt_name_count;
AVCodecContext *avcodec_opts[AVMEDIA_TYPE_NB];
AVFormatContext *avformat_opts;
struct SwsContext *sws_opts;
+AVDictionary *format_opts, *codec_opts;
static const int this_year = 2011;
{
int i;
for (i = 0; i < AVMEDIA_TYPE_NB; i++)
- avcodec_opts[i] = avcodec_alloc_context2(i);
+ avcodec_opts[i] = avcodec_alloc_context3(NULL);
avformat_opts = avformat_alloc_context();
#if CONFIG_SWSCALE
sws_opts = sws_getContext(16, 16, 0, 16, 16, 0, SWS_BICUBIC, NULL, NULL, NULL);
av_freep(&avformat_opts->key);
av_freep(&avformat_opts);
#if CONFIG_SWSCALE
- av_freep(&sws_opts);
+ sws_freeContext(sws_opts);
+ sws_opts = NULL;
#endif
- for (i = 0; i < opt_name_count; i++) {
- //opt_values are only stored for codec-specific options in which case
- //both the name and value are dup'd
- if (opt_values[i]) {
- av_freep(&opt_names[i]);
- av_freep(&opt_values[i]);
- }
- }
- av_freep(&opt_names);
- av_freep(&opt_values);
+ av_dict_free(&format_opts);
+ av_dict_free(&codec_opts);
}
void log_callback_help(void* ptr, int level, const char* fmt, va_list vl)
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";
else
return d;
fprintf(stderr, error, context, numstr, min, max);
return po;
}
+#if defined(_WIN32) && !defined(__MINGW32CE__)
+#include <windows.h>
+/* Will be leaked on exit */
+static char** win32_argv_utf8 = NULL;
+static int win32_argc = 0;
+
+/**
+ * Prepare command line arguments for executable.
+ * For Windows - perform wide-char to UTF-8 conversion.
+ * Input arguments should be main() function arguments.
+ * @param argc_ptr Arguments number (including executable)
+ * @param argv_ptr Arguments list.
+ */
+static void prepare_app_arguments(int *argc_ptr, char ***argv_ptr)
+{
+ char *argstr_flat;
+ wchar_t **argv_w;
+ int i, buffsize = 0, offset = 0;
+
+ if (win32_argv_utf8) {
+ *argc_ptr = win32_argc;
+ *argv_ptr = win32_argv_utf8;
+ return;
+ }
+
+ win32_argc = 0;
+ argv_w = CommandLineToArgvW(GetCommandLineW(), &win32_argc);
+ if (win32_argc <= 0 || !argv_w)
+ return;
+
+ /* determine the UTF-8 buffer size (including NULL-termination symbols) */
+ for (i = 0; i < win32_argc; i++)
+ 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) {
+ LocalFree(argv_w);
+ return;
+ }
+
+ for (i = 0; i < win32_argc; i++) {
+ win32_argv_utf8[i] = &argstr_flat[offset];
+ offset += WideCharToMultiByte(CP_UTF8, 0, argv_w[i], -1,
+ &argstr_flat[offset],
+ buffsize - offset, NULL, NULL);
+ }
+ win32_argv_utf8[i] = NULL;
+ LocalFree(argv_w);
+
+ *argc_ptr = win32_argc;
+ *argv_ptr = win32_argv_utf8;
+}
+#else
+static inline void prepare_app_arguments(int *argc_ptr, char ***argv_ptr)
+{
+ /* nothing to do */
+}
+#endif /* WIN32 && !__MINGW32CE__ */
+
void parse_options(int argc, char **argv, const OptionDef *options,
void (* parse_arg_function)(const char*))
{
int optindex, handleoptions=1;
const OptionDef *po;
+ /* perform system-dependent conversions for arguments list */
+ prepare_app_arguments(&argc, &argv);
+
/* parse options */
optindex = 1;
while (optindex < argc) {
*po->u.int64_arg = parse_number_or_die(opt, arg, OPT_INT64, INT64_MIN, INT64_MAX);
} else if (po->flags & OPT_FLOAT) {
*po->u.float_arg = parse_number_or_die(opt, arg, OPT_FLOAT, -INFINITY, INFINITY);
- } else if (po->flags & OPT_FUNC2) {
- if (po->u.func2_arg(opt, arg) < 0) {
+ } 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(1);
}
- } else {
- po->u.func_arg(arg);
}
if(po->flags & OPT_EXIT)
exit(0);
}
}
-int opt_default(const char *opt, const char *arg){
- int type;
- int ret= 0;
- const AVOption *o= NULL;
- int opt_types[]={AV_OPT_FLAG_VIDEO_PARAM, AV_OPT_FLAG_AUDIO_PARAM, 0, AV_OPT_FLAG_SUBTITLE_PARAM, 0};
-
- for(type=0; *avcodec_opts && type<AVMEDIA_TYPE_NB && ret>= 0; type++){
- const AVOption *o2 = av_find_opt(avcodec_opts[0], opt, NULL, opt_types[type], opt_types[type]);
- if(o2)
- ret = av_set_string3(avcodec_opts[type], opt, arg, 1, &o);
- }
- if(!o && avformat_opts)
- ret = av_set_string3(avformat_opts, opt, arg, 1, &o);
- if(!o && sws_opts)
- ret = av_set_string3(sws_opts, opt, arg, 1, &o);
- if(!o){
- if (opt[0] == 'a' && avcodec_opts[AVMEDIA_TYPE_AUDIO])
- ret = av_set_string3(avcodec_opts[AVMEDIA_TYPE_AUDIO], opt+1, arg, 1, &o);
- else if(opt[0] == 'v' && avcodec_opts[AVMEDIA_TYPE_VIDEO])
- ret = av_set_string3(avcodec_opts[AVMEDIA_TYPE_VIDEO], opt+1, arg, 1, &o);
- else if(opt[0] == 's' && avcodec_opts[AVMEDIA_TYPE_SUBTITLE])
- ret = av_set_string3(avcodec_opts[AVMEDIA_TYPE_SUBTITLE], opt+1, arg, 1, &o);
- }
- if (o && ret < 0) {
- fprintf(stderr, "Invalid value '%s' for option '%s'\n", arg, opt);
- exit(1);
- }
- if (!o) {
- AVCodec *p = NULL;
- AVOutputFormat *oformat = NULL;
- while ((p=av_codec_next(p))){
- AVClass *c= p->priv_class;
- if(c && av_find_opt(&c, opt, NULL, 0, 0))
- break;
- }
- if (!p) {
- while ((oformat = av_oformat_next(oformat))) {
- const AVClass *c = oformat->priv_class;
- if (c && av_find_opt(&c, opt, NULL, 0, 0))
- break;
- }
- }
- if(!p && !oformat){
- fprintf(stderr, "Unrecognized option '%s'\n", opt);
- exit(1);
+#define FLAGS (o->type == FF_OPT_TYPE_FLAGS) ? AV_DICT_APPEND : 0
+int opt_default(const char *opt, const char *arg)
+{
+ const AVOption *o;
+ if ((o = av_opt_find(avcodec_opts[0], opt, NULL, 0, AV_OPT_SEARCH_CHILDREN)) ||
+ ((opt[0] == 'v' || opt[0] == 'a' || opt[0] == 's') &&
+ (o = av_opt_find(avcodec_opts[0], opt+1, NULL, 0, 0))))
+ av_dict_set(&codec_opts, opt, arg, FLAGS);
+ else if ((o = av_opt_find(avformat_opts, opt, NULL, 0, AV_OPT_SEARCH_CHILDREN)))
+ av_dict_set(&format_opts, opt, arg, FLAGS);
+ else if ((o = av_opt_find(sws_opts, opt, NULL, 0, AV_OPT_SEARCH_CHILDREN))) {
+ // XXX we only support sws_flags, not arbitrary sws options
+ int ret = av_set_string3(sws_opts, opt, arg, 1, NULL);
+ if (ret < 0) {
+ av_log(NULL, AV_LOG_ERROR, "Error setting option %s.\n", opt);
+ return ret;
}
}
-// av_log(NULL, AV_LOG_ERROR, "%s:%s: %f 0x%0X\n", opt, arg, av_get_double(avcodec_opts, opt, NULL), (int)av_get_int(avcodec_opts, opt, NULL));
-
- //FIXME we should always use avcodec_opts, ... for storing options so there will not be any need to keep track of what i set over this
- opt_values= av_realloc(opt_values, sizeof(void*)*(opt_name_count+1));
- opt_values[opt_name_count]= o ? NULL : av_strdup(arg);
- opt_names= av_realloc(opt_names, sizeof(void*)*(opt_name_count+1));
- opt_names[opt_name_count++]= o ? o->name : av_strdup(opt);
-
- if ((*avcodec_opts && avcodec_opts[0]->debug) || (avformat_opts && avformat_opts->debug))
- av_log_set_level(AV_LOG_DEBUG);
- return 0;
+ 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)
return 0;
}
-void set_context_opts(void *ctx, void *opts_ctx, int flags, AVCodec *codec)
-{
- int i;
- void *priv_ctx=NULL;
- if(!strcmp("AVCodecContext", (*(AVClass**)ctx)->class_name)){
- AVCodecContext *avctx= ctx;
- if(codec && codec->priv_class && avctx->priv_data){
- priv_ctx= avctx->priv_data;
- }
- } else if (!strcmp("AVFormatContext", (*(AVClass**)ctx)->class_name)) {
- AVFormatContext *avctx = ctx;
- if (avctx->oformat && avctx->oformat->priv_class) {
- priv_ctx = avctx->priv_data;
- }
- }
-
- for(i=0; i<opt_name_count; i++){
- char buf[256];
- const AVOption *opt;
- const char *str= av_get_string(opts_ctx, opt_names[i], &opt, buf, sizeof(buf));
- /* if an option with name opt_names[i] is present in opts_ctx then str is non-NULL */
- if(str && ((opt->flags & flags) == flags))
- av_set_string3(ctx, opt_names[i], str, 1, NULL);
- /* We need to use a differnt system to pass options to the private context because
- it is not known which codec and thus context kind that will be when parsing options
- we thus use opt_values directly instead of opts_ctx */
- if(!str && priv_ctx && av_get_string(priv_ctx, opt_names[i], &opt, buf, sizeof(buf))){
- av_set_string3(priv_ctx, opt_names[i], opt_values[i], 1, NULL);
- }
- }
-}
-
void print_error(const char *filename, int err)
{
char errbuf[128];
);
}
-void list_fmts(void (*get_fmt_string)(char *buf, int buf_size, int fmt), int nb_fmts)
-{
- int i;
- char fmt_str[128];
- for (i=-1; i < nb_fmts; i++) {
- get_fmt_string (fmt_str, sizeof(fmt_str), i);
- fprintf(stdout, "%s\n", fmt_str);
- }
-}
-
void show_formats(void)
{
AVInputFormat *ifmt=NULL;
void show_protocols(void)
{
- URLProtocol *up=NULL;
+ void *opaque = NULL;
+ const char *name;
printf("Supported file protocols:\n"
- "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);
+ "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);
}
void show_filters(void)
return f;
}
+AVDictionary *filter_codec_opts(AVDictionary *opts, enum CodecID codec_id, int encoder)
+{
+ AVDictionary *ret = NULL;
+ AVDictionaryEntry *t = NULL;
+ AVCodec *codec = encoder ? avcodec_find_encoder(codec_id) : avcodec_find_decoder(codec_id);
+ int flags = encoder ? AV_OPT_FLAG_ENCODING_PARAM : AV_OPT_FLAG_DECODING_PARAM;
+ char prefix = 0;
+
+ 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;
+ }
+
+ while (t = av_dict_get(opts, "", t, AV_DICT_IGNORE_SUFFIX)) {
+ if (av_opt_find(avcodec_opts[0], t->key, NULL, flags, 0) ||
+ (codec && codec->priv_class && av_opt_find(&codec->priv_class, t->key, NULL, flags, 0)))
+ av_dict_set(&ret, t->key, t->value, 0);
+ else if (t->key[0] == prefix && av_opt_find(avcodec_opts[0], t->key+1, NULL, flags, 0))
+ av_dict_set(&ret, t->key+1, t->value, 0);
+ }
+ return ret;
+}
+
+AVDictionary **setup_find_stream_info_opts(AVFormatContext *s, AVDictionary *codec_opts)
+{
+ int i;
+ AVDictionary **opts;
+
+ if (!s->nb_streams)
+ 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");
+ return NULL;
+ }
+ for (i = 0; i < s->nb_streams; i++)
+ opts[i] = filter_codec_opts(codec_opts, s->streams[i]->codec->codec_id, 0);
+ return opts;
+}
+
#if CONFIG_AVFILTER
static int ffsink_init(AVFilterContext *ctx, const char *args, void *opaque)
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;
}