[FFmpeg-cvslog] vf_avgblur_opencl: Don't run kernel on pixels outside the image
Mark Thompson
git at videolan.org
Tue Mar 27 01:14:28 EEST 2018
ffmpeg | branch: master | Mark Thompson <sw at jkqxz.net> | Sat Mar 24 13:56:16 2018 +0000| [213839edffbf3982570e4e06ca713f8547dd336a] | committer: Mark Thompson
vf_avgblur_opencl: Don't run kernel on pixels outside the image
The output frame size is larger than the image containing a subsampled
plane - use the actual size of the image being written rather than the
dimensions of the intended output frame.
Reviewed-by: Dylan Fernando <dylanf123 at gmail.com>
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=213839edffbf3982570e4e06ca713f8547dd336a
---
libavfilter/vf_avgblur_opencl.c | 12 ++++++++----
1 file changed, 8 insertions(+), 4 deletions(-)
diff --git a/libavfilter/vf_avgblur_opencl.c b/libavfilter/vf_avgblur_opencl.c
index 5ee66c0ba2..3a5b4a28ca 100644
--- a/libavfilter/vf_avgblur_opencl.c
+++ b/libavfilter/vf_avgblur_opencl.c
@@ -170,8 +170,10 @@ static int avgblur_opencl_filter_frame(AVFilterLink *inlink, AVFrame *input)
goto fail;
}
- global_work[0] = output->width;
- global_work[1] = output->height;
+ err = ff_opencl_filter_work_size_from_image(avctx, global_work,
+ intermediate, p, 0);
+ if (err < 0)
+ goto fail;
av_log(avctx, AV_LOG_DEBUG, "Run kernel on plane %d "
"(%"SIZE_SPECIFIER"x%"SIZE_SPECIFIER").\n",
@@ -206,8 +208,10 @@ static int avgblur_opencl_filter_frame(AVFilterLink *inlink, AVFrame *input)
goto fail;
}
- global_work[0] = output->width;
- global_work[1] = output->height;
+ err = ff_opencl_filter_work_size_from_image(avctx, global_work,
+ output, p, 0);
+ if (err < 0)
+ goto fail;
av_log(avctx, AV_LOG_DEBUG, "Run kernel on plane %d "
"(%"SIZE_SPECIFIER"x%"SIZE_SPECIFIER").\n",
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