diff options
author | Anton Khirnov <anton@khirnov.net> | 2012-11-27 10:49:45 +0400 |
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committer | Anton Khirnov <anton@khirnov.net> | 2012-11-28 11:50:19 +0400 |
commit | 565e4993c63f797e2d50ad2f1e8f62fdbe299666 (patch) | |
tree | bae5282b2ee875de4b01467f3cfaab54b0ab6ec0 /libavfilter/video.h | |
parent | bb6c67bb36b136de10256f0999128df4a42f9ffc (diff) |
lavfi: merge start_frame/draw_slice/end_frame
Any alleged performance benefits gained from the split are purely
mythological and do not justify added code complexity.
Diffstat (limited to 'libavfilter/video.h')
-rw-r--r-- | libavfilter/video.h | 47 |
1 files changed, 0 insertions, 47 deletions
diff --git a/libavfilter/video.h b/libavfilter/video.h index 348240c6e6..be93810bcd 100644 --- a/libavfilter/video.h +++ b/libavfilter/video.h @@ -39,51 +39,4 @@ AVFilterBufferRef *ff_null_get_video_buffer(AVFilterLink *link, int perms, int w AVFilterBufferRef *ff_get_video_buffer(AVFilterLink *link, int perms, int w, int h); -int ff_inplace_start_frame(AVFilterLink *link, AVFilterBufferRef *picref); -int ff_null_start_frame(AVFilterLink *link, AVFilterBufferRef *picref); -int ff_null_draw_slice(AVFilterLink *link, int y, int h, int slice_dir); -int ff_null_end_frame(AVFilterLink *link); - -/** - * Notify the next filter of the start of a frame. - * - * @param link the output link the frame will be sent over - * @param picref A reference to the frame about to be sent. The data for this - * frame need only be valid once draw_slice() is called for that - * portion. The receiving filter will free this reference when - * it no longer needs it. - * - * @return >= 0 on success, a negative AVERROR on error. This function will - * unreference picref in case of error. - */ -int ff_start_frame(AVFilterLink *link, AVFilterBufferRef *picref); - -/** - * Notify the next filter that the current frame has finished. - * - * @param link the output link the frame was sent over - * - * @return >= 0 on success, a negative AVERROR on error - */ -int ff_end_frame(AVFilterLink *link); - -/** - * Send a slice to the next filter. - * - * Slices have to be provided in sequential order, either in - * top-bottom or bottom-top order. If slices are provided in - * non-sequential order the behavior of the function is undefined. - * - * @param link the output link over which the frame is being sent - * @param y offset in pixels from the top of the image for this slice - * @param h height of this slice in pixels - * @param slice_dir the assumed direction for sending slices, - * from the top slice to the bottom slice if the value is 1, - * from the bottom slice to the top slice if the value is -1, - * for other values the behavior of the function is undefined. - * - * @return >= 0 on success, a negative AVERROR on error. - */ -int ff_draw_slice(AVFilterLink *link, int y, int h, int slice_dir); - #endif /* AVFILTER_VIDEO_H */ |