lavc: extend doxy for avcodec_alloc_context3().

2012-01-28 09:08:42 +01:00 · 2012-01-28 09:08:42 +01:00 · 9bfe218299
parent 44911f2985
commit 9bfe218299
1 changed files with 3 additions and 0 deletions
--- a/libavcodec/avcodec.h
+++ b/libavcodec/avcodec.h
@ -3415,6 +3415,9 @@ int avcodec_get_context_defaults3(AVCodecContext *s, AVCodec *codec);
 * @param codec if non-NULL, allocate private data and initialize defaults
 *              for the given codec. It is illegal to then call avcodec_open2()
 *              with a different codec.
+ *              If NULL, then the codec-specific defaults won't be initialized,
+ *              which may result in suboptimal default settings (this is
+ *              important mainly for encoders, e.g. libx264).
 *
 * @return An AVCodecContext filled with default values or NULL on failure.
 * @see avcodec_get_context_defaults