void set_context_opts(void *ctx, void *opts_ctx, int flags)
{
int i;
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_string2(ctx, opt_names[i], str, 1);
}
}
int opt_default(const char *opt, const char *arg){
int type;
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; type<CODEC_TYPE_NB; type++){
const AVOption *o2 = av_find_opt(avctx_opts[0], opt, NULL, opt_types[type], opt_types[type]);
if(o2)
o = av_set_string2(avctx_opts[type], opt, arg, 1);
}
if(!o)
o = av_set_string2(avformat_opts, opt, arg, 1);
if(!o)
o = av_set_string2(sws_opts, opt, arg, 1);
if(!o){
if(opt[0] == 'a')
o = av_set_string2(avctx_opts[CODEC_TYPE_AUDIO], opt+1, arg, 1);
else if(opt[0] == 'v')
o = av_set_string2(avctx_opts[CODEC_TYPE_VIDEO], opt+1, arg, 1);
else if(opt[0] == 's')
o = av_set_string2(avctx_opts[CODEC_TYPE_SUBTITLE], opt+1, arg, 1);
}
if(!o)
return -1;
// av_log(NULL, AV_LOG_ERROR, "%s:%s: %f 0x%0X\n", opt, arg, av_get_double(avctx_opts, opt, NULL), (int)av_get_int(avctx_opts, opt, NULL));
//FIXME we should always use avctx_opts, ... for storing options so there will not be any need to keep track of what i set over this
opt_names= av_realloc(opt_names, sizeof(void*)*(opt_name_count+1));
opt_names[opt_name_count++]= o->name;
if(avctx_opts[0]->debug || avformat_opts->debug)
av_log_set_level(AV_LOG_DEBUG);
return 0;
}
const AVOption *av_set_string(void *obj, const char *name, const char *val){
return av_set_string2(obj, name, val, 0);
}
