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author | Stefano Sabatini <stefasab@gmail.com> | 2012-07-22 11:24:27 +0200 |
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committer | Stefano Sabatini <stefasab@gmail.com> | 2012-07-25 10:01:29 +0200 |
commit | b73be80d48c690450d80fd317f1495136daa43e9 (patch) | |
tree | 9259fda02f9b1a8cea50d58874de15e1a005971b /libavfilter | |
parent | 20e88d86182d9bb49112648d9a42849a7b17eacd (diff) | |
download | ffmpeg-streaming-b73be80d48c690450d80fd317f1495136daa43e9.zip ffmpeg-streaming-b73be80d48c690450d80fd317f1495136daa43e9.tar.gz |
lavfi/avfilter.h: add doxy for AVFilterLink.cur_buf
Diffstat (limited to 'libavfilter')
-rw-r--r-- | libavfilter/avfilter.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/libavfilter/avfilter.h b/libavfilter/avfilter.h index 229f78d..47435f0 100644 --- a/libavfilter/avfilter.h +++ b/libavfilter/avfilter.h @@ -578,7 +578,22 @@ struct AVFilterLink { */ AVFilterBufferRef *src_buf; + /** + * The buffer reference to the frame sent across the link by the + * source filter, which is read by the destination filter. It is + * automatically set up by ff_start_frame(). + * + * Depending on the permissions, it may either be the same as + * src_buf or an automatic copy of it. + * + * It is automatically freed by the filter system when calling + * ff_end_frame(). In case you save the buffer reference + * internally (e.g. if you cache it for later reuse), or give it + * away (e.g. if you pass the reference to the next filter) it + * must be set to NULL before calling ff_end_frame(). + */ AVFilterBufferRef *cur_buf; + AVFilterBufferRef *out_buf; struct AVFilterPool *pool; |