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avframe: mark source frame const in _ref and _clone 

Signed-off-by: Anton Khirnov <anton@khirnov.net>
This commit is contained in:
Vittorio Giovara 2013-10-26 16:43:07 +02:00 committed by Anton Khirnov
parent fc06ee6ee3
commit 529a9893d7
2 changed files with 4 additions and 4 deletions
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4
libavutil/frame.c
View File

@ -171,7 +171,7 @@ int av_frame_get_buffer(AVFrame *frame, int align)
return AVERROR(EINVAL);
}
int av_frame_ref(AVFrame *dst, AVFrame *src)
int av_frame_ref(AVFrame *dst, const AVFrame *src)
{
int i, ret = 0;
@ -257,7 +257,7 @@ fail:
return ret;
}
AVFrame *av_frame_clone(AVFrame *src)
AVFrame *av_frame_clone(const AVFrame *src)
{
AVFrame *ret = av_frame_alloc();

4
libavutil/frame.h
View File

@ -384,7 +384,7 @@ void av_frame_free(AVFrame **frame);
*
* @return 0 on success, a negative AVERROR on error
*/
int av_frame_ref(AVFrame *dst, AVFrame *src);
int av_frame_ref(AVFrame *dst, const AVFrame *src);
/**
* Create a new frame that references the same data as src.
@ -393,7 +393,7 @@ int av_frame_ref(AVFrame *dst, AVFrame *src);
*
* @return newly created AVFrame on success, NULL on error.
*/
AVFrame *av_frame_clone(AVFrame *src);
AVFrame *av_frame_clone(const AVFrame *src);
/**
* Unreference all the buffers referenced by frame and reset the frame fields.