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tiffdec: use correct data type for palette entries and set alpha to 0xFF

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This commit is contained in:
Justin Ruggles 2013-09-28 12:20:19 -04:00
parent bf2064f046
commit 58bc38a5f2
1 changed files with 6 additions and 5 deletions
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11
libavcodec/tiff.c
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@ -321,7 +321,7 @@ static int tiff_decode_tag(TiffContext *s, const uint8_t *start,
const uint8_t *buf, const uint8_t *end_buf)
{
unsigned tag, type, count, off, value = 0;
int i, j;
int i;
uint32_t *pal;
const uint8_t *rp, *gp, *bp;
@ -527,10 +527,11 @@ static int tiff_decode_tag(TiffContext *s, const uint8_t *start,
bp = buf + count / 3 * off * 2;
off = (type_sizes[type] - 1) << 3;
for (i = 0; i < count / 3; i++) {
j = (tget(&rp, type, s->le) >> off) << 16;
j |= (tget(&gp, type, s->le) >> off) << 8;
j |= tget(&bp, type, s->le) >> off;
pal[i] = j;
uint32_t p = 0xFF000000;
p |= (tget(&rp, type, s->le) >> off) << 16;
p |= (tget(&gp, type, s->le) >> off) << 8;
p |= tget(&bp, type, s->le) >> off;
pal[i] = p;
}
s->palette_is_set = 1;
break;