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dsp/lossless_enc.c: clear int sanitizer warnings

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in TransformColorBlue; make new_blue an int to avoid:

implicit conversion from type 'int' of value 264 (32-bit, signed) to
type 'uint8_t' (aka 'unsigned char') changed the value to 8 (8-bit,
unsigned)

Bug: b/229626362
Change-Id: Ife276a59231075788396204e1a192f3b0c6d9e21
This commit is contained in:
James Zern 2022-08-08 13:33:44 -07:00
parent 129cf9e97e
commit e2fecc22e1
1 changed files with 1 additions and 1 deletions
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src/dsp/lossless_enc.c
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@ -569,7 +569,7 @@ static WEBP_INLINE uint8_t TransformColorBlue(uint8_t green_to_blue,
uint32_t argb) { uint32_t argb) {
const int8_t green = U32ToS8(argb >> 8); const int8_t green = U32ToS8(argb >> 8);
const int8_t red = U32ToS8(argb >> 16); const int8_t red = U32ToS8(argb >> 16);
uint8_t new_blue = argb & 0xff; int new_blue = argb & 0xff;
new_blue -= ColorTransformDelta((int8_t)green_to_blue, green); new_blue -= ColorTransformDelta((int8_t)green_to_blue, green);
new_blue -= ColorTransformDelta((int8_t)red_to_blue, red); new_blue -= ColorTransformDelta((int8_t)red_to_blue, red);
return (new_blue & 0xff); return (new_blue & 0xff);