From 324954cf960eb098929f4c610f60f5e1547609f6 Mon Sep 17 00:00:00 2001 From: Paul B Mahol Date: Mon, 2 Apr 2018 16:03:03 +0200 Subject: [PATCH] avcodec/scpr: fix decoding of prev+top-topleft prediction in keyframes Signed-off-by: Paul B Mahol --- libavcodec/scpr.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/libavcodec/scpr.c b/libavcodec/scpr.c index 3c797d55f5..72f59d5917 100644 --- a/libavcodec/scpr.c +++ b/libavcodec/scpr.c @@ -446,13 +446,13 @@ static int decompress_i(AVCodecContext *avctx, uint32_t *dst, int linesize) } r = odst[(ly * linesize + lx) * 4] + - odst[((y * linesize + x) + off - z) * 4 + 4] - + odst[((y * linesize + x) + off) * 4 + 4] - odst[((y * linesize + x) + off - z) * 4]; g = odst[(ly * linesize + lx) * 4 + 1] + - odst[((y * linesize + x) + off - z) * 4 + 5] - + odst[((y * linesize + x) + off) * 4 + 5] - odst[((y * linesize + x) + off - z) * 4 + 1]; b = odst[(ly * linesize + lx) * 4 + 2] + - odst[((y * linesize + x) + off - z) * 4 + 6] - + odst[((y * linesize + x) + off) * 4 + 6] - odst[((y * linesize + x) + off - z) * 4 + 2]; clr = ((b & 0xFF) << 16) + ((g & 0xFF) << 8) + (r & 0xFF); dst[y * linesize + x] = clr;