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swscale/alphablend: Fix big endian formats on LE 

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2015-08-09 15:59:12 +02:00
parent b7faa9d314
commit f28ba31b1b
1 changed files with 1 additions and 1 deletions
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2
libswscale/alphablend.c
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@ -44,7 +44,7 @@ int ff_sws_alphablendaway(SwsContext *c, const uint8_t *src[],
const uint16_t *a = src[plane_count] + srcStride[plane_count] * y;
uint16_t *d = dst[plane ] + dstStride[plane] * y;
unsigned target = plane && !(desc->flags & AV_PIX_FMT_FLAG_RGB) ? 1<<desc->comp[0].depth_minus1 : 0;
if ((!isBE(c->dstFormat)) == !HAVE_BIGENDIAN) {
if ((!isBE(c->srcFormat)) == !HAVE_BIGENDIAN) {
for (x = 0; x < w; x++) {
unsigned u = s[x]*a[x] + target*(max-a[x]) + off;
d[x] = av_clip((u + (u >> shift)) >> shift, 0, max);