[FFmpeg-cvslog] lavc: add opt_find to AVCodecContext class.
Anton Khirnov
git at videolan.org
Sat Jun 18 05:18:46 CEST 2011
ffmpeg | branch: master | Anton Khirnov <anton at khirnov.net> | Fri Jun 17 06:39:42 2011 +0200| [78440c007cd310bb27ac2af5fb7ea5b7555efc84] | committer: Anton Khirnov
lavc: add opt_find to AVCodecContext class.
Fixes encoder private options, which are broken now in ffmpeg, because
opt_default2() can't find them, thus making opt_default() to fail.
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=78440c007cd310bb27ac2af5fb7ea5b7555efc84
---
libavcodec/options.c | 21 ++++++++++++++++++++-
1 files changed, 20 insertions(+), 1 deletions(-)
diff --git a/libavcodec/options.c b/libavcodec/options.c
index 8f9aec4..ae9e0c9 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;
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