Andreas Rheinhardt 6bae72ff85 swscale/utils: Fix invalid left shifts of negative numbers
Affected the FATE-tests vsynth_lena-dv-411, vsynth1-dv-411,
vsynth2-dv-411 and hevc-paramchange-yuv420p.yuv420p10.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit e2646e23be69bdef1e41d4decee1a4298701b8d1)
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
2020-07-02 10:43:52 +02:00
..
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2017-03-08 00:33:21 +01:00
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