diff --git a/libavcodec/options.c b/libavcodec/options.c index 8f9aec4ac2..ae9e0c902d 100644 --- a/libavcodec/options.c +++ b/libavcodec/options.c @@ -37,6 +37,25 @@ static const char* context_to_name(void* ptr) { return "NULL"; } +static const AVOption *opt_find(void *obj, const char *name, const char *unit, int opt_flags, int search_flags) +{ + AVCodecContext *s = obj; + AVCodec *c = NULL; + + if (s->priv_data) { + if (s->codec->priv_class) + return av_opt_find(s->priv_data, name, unit, opt_flags, search_flags); + return NULL; + } + + while ((c = av_codec_next(c))) { + const AVOption *o; + if (c->priv_class && (o = av_opt_find(&c->priv_class, name, unit, opt_flags, search_flags))) + return o; + } + return NULL; +} + #define OFFSET(x) offsetof(AVCodecContext,x) #define DEFAULT 0 //should be NAN but it does not work as it is not a constant in glibc as required by ANSI/ISO C //these names are too long to be readable @@ -457,7 +476,7 @@ static const AVOption options[]={ #undef D #undef DEFAULT -static const AVClass av_codec_context_class = { "AVCodecContext", context_to_name, options, LIBAVUTIL_VERSION_INT, OFFSET(log_level_offset) }; +static const AVClass av_codec_context_class = { "AVCodecContext", context_to_name, options, LIBAVUTIL_VERSION_INT, OFFSET(log_level_offset), .opt_find = opt_find}; void avcodec_get_context_defaults2(AVCodecContext *s, enum AVMediaType codec_type){ int flags=0;