[FFmpeg-devel] [PATCH] avcodec/x86/hpeldsp: fix half pel interpolation

[Carl Eugen Hoyos]

2018-04-27 16:47 GMT+02:00, Jerome Borsboom <jerome.borsboom at carpalis.nl>:
> The assembly optimized half pel interpolation in some cases rounds the
> interpolated value when no rounding is requested. The result is a off by one
> error when one of the pixel values is zero.

See also:
http://git.videolan.org/?p=ffmpeg.git;a=commitdiff;h=92415510

Carl Eugen