From 877f76ad33bb9b0b0d09565dd9ec1cf8e91096f1 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Thu, 2 Jun 2011 19:26:40 +0200 Subject: swscale: Fix use of uninitialized values (bug probably introduced from a marge of libav) Signed-off-by: Michael Niedermayer --- libswscale/swscale_template.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/libswscale/swscale_template.c b/libswscale/swscale_template.c index 3555883f0f..6c85487e9c 100644 --- a/libswscale/swscale_template.c +++ b/libswscale/swscale_template.c @@ -419,6 +419,8 @@ static inline void hyscale_fast_c(SwsContext *c, int16_t *dst, int dstWidth, dst[i]= (src[xx]<<7) + (src[xx+1] - src[xx])*xalpha; xpos+=xInc; } + for (i=dstWidth-1; (i*xInc)>>16 >=srcW-1; i--) + dst[i] = src[srcW-1]*128; } // *** horizontal scale Y line to temp buffer @@ -465,6 +467,10 @@ static inline void hcscale_fast_c(SwsContext *c, int16_t *dst1, int16_t *dst2, dst2[i]=(src2[xx]*(xalpha^127)+src2[xx+1]*xalpha); xpos+=xInc; } + for (i=dstWidth-1; (i*xInc)>>16 >=srcW-1; i--) { + dst1[i] = src1[srcW-1]*128; + dst2[i] = src2[srcW-1]*128; + } } inline static void hcscale_c(SwsContext *c, uint16_t *dst1, uint16_t *dst2, int dstWidth, -- cgit v1.2.3