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lavfi: add avfilter_get_buffer_ref_from_frame.

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This commit is contained in:
Nicolas George 2012-07-21 00:47:52 +02:00
parent a8fb7690d9
commit 5c5f75b92b
2 changed files with 24 additions and 0 deletions
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14
libavfilter/avcodec.c
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@ -80,6 +80,20 @@ AVFilterBufferRef *avfilter_get_audio_buffer_ref_from_frame(const AVFrame *frame
return picref;
}
AVFilterBufferRef *avfilter_get_buffer_ref_from_frame(enum AVMediaType type,
const AVFrame *frame,
int perms)
{
switch (type) {
case AVMEDIA_TYPE_VIDEO:
return avfilter_get_video_buffer_ref_from_frame(frame, perms);
case AVMEDIA_TYPE_AUDIO:
return avfilter_get_audio_buffer_ref_from_frame(frame, perms);
default:
return NULL;
}
}
int avfilter_copy_buf_props(AVFrame *dst, const AVFilterBufferRef *src)
{
int planes, nb_channels;

10
libavfilter/avcodec.h
View File

@ -65,6 +65,16 @@ AVFilterBufferRef *avfilter_get_video_buffer_ref_from_frame(const AVFrame *frame
AVFilterBufferRef *avfilter_get_audio_buffer_ref_from_frame(const AVFrame *frame,
int perms);
/**
* Create and return a buffer reference from the data and properties
* contained in frame.
*
* @param perms permissions to assign to the new buffer reference
*/
AVFilterBufferRef *avfilter_get_buffer_ref_from_frame(enum AVMediaType type,
const AVFrame *frame,
int perms);
#ifdef FF_API_FILL_FRAME
/**
* Fill an AVFrame with the information stored in samplesref.