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libwebp: Sync with upstream 1.2.2

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Changes: https://chromium.googlesource.com/webm/libwebp/+/1.2.2/NEWS
This commit is contained in:
Rémi Verschelde
2022-01-23 23:01:49 +01:00
parent bf12719cca
commit 339dcd80ae
28 changed files with 225 additions and 139 deletions
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58
thirdparty/libwebp/src/dsp/lossless.c vendored
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@@ -107,63 +107,77 @@ static WEBP_INLINE uint32_t Select(uint32_t a, uint32_t b, uint32_t c) {
//------------------------------------------------------------------------------
// Predictors
uint32_t VP8LPredictor0_C(uint32_t left, const uint32_t* const top) {
uint32_t VP8LPredictor0_C(const uint32_t* const left,
const uint32_t* const top) {
(void)top;
(void)left;
return ARGB_BLACK;
}
uint32_t VP8LPredictor1_C(uint32_t left, const uint32_t* const top) {
uint32_t VP8LPredictor1_C(const uint32_t* const left,
const uint32_t* const top) {
(void)top;
return left;
return *left;
}
uint32_t VP8LPredictor2_C(uint32_t left, const uint32_t* const top) {
uint32_t VP8LPredictor2_C(const uint32_t* const left,
const uint32_t* const top) {
(void)left;
return top[0];
}
uint32_t VP8LPredictor3_C(uint32_t left, const uint32_t* const top) {
uint32_t VP8LPredictor3_C(const uint32_t* const left,
const uint32_t* const top) {
(void)left;
return top[1];
}
uint32_t VP8LPredictor4_C(uint32_t left, const uint32_t* const top) {
uint32_t VP8LPredictor4_C(const uint32_t* const left,
const uint32_t* const top) {
(void)left;
return top[-1];
}
uint32_t VP8LPredictor5_C(uint32_t left, const uint32_t* const top) {
const uint32_t pred = Average3(left, top[0], top[1]);
uint32_t VP8LPredictor5_C(const uint32_t* const left,
const uint32_t* const top) {
const uint32_t pred = Average3(*left, top[0], top[1]);
return pred;
}
uint32_t VP8LPredictor6_C(uint32_t left, const uint32_t* const top) {
const uint32_t pred = Average2(left, top[-1]);
uint32_t VP8LPredictor6_C(const uint32_t* const left,
const uint32_t* const top) {
const uint32_t pred = Average2(*left, top[-1]);
return pred;
}
uint32_t VP8LPredictor7_C(uint32_t left, const uint32_t* const top) {
const uint32_t pred = Average2(left, top[0]);
uint32_t VP8LPredictor7_C(const uint32_t* const left,
const uint32_t* const top) {
const uint32_t pred = Average2(*left, top[0]);
return pred;
}
uint32_t VP8LPredictor8_C(uint32_t left, const uint32_t* const top) {
uint32_t VP8LPredictor8_C(const uint32_t* const left,
const uint32_t* const top) {
const uint32_t pred = Average2(top[-1], top[0]);
(void)left;
return pred;
}
uint32_t VP8LPredictor9_C(uint32_t left, const uint32_t* const top) {
uint32_t VP8LPredictor9_C(const uint32_t* const left,
const uint32_t* const top) {
const uint32_t pred = Average2(top[0], top[1]);
(void)left;
return pred;
}
uint32_t VP8LPredictor10_C(uint32_t left, const uint32_t* const top) {
const uint32_t pred = Average4(left, top[-1], top[0], top[1]);
uint32_t VP8LPredictor10_C(const uint32_t* const left,
const uint32_t* const top) {
const uint32_t pred = Average4(*left, top[-1], top[0], top[1]);
return pred;
}
uint32_t VP8LPredictor11_C(uint32_t left, const uint32_t* const top) {
const uint32_t pred = Select(top[0], left, top[-1]);
uint32_t VP8LPredictor11_C(const uint32_t* const left,
const uint32_t* const top) {
const uint32_t pred = Select(top[0], *left, top[-1]);
return pred;
}
uint32_t VP8LPredictor12_C(uint32_t left, const uint32_t* const top) {
const uint32_t pred = ClampedAddSubtractFull(left, top[0], top[-1]);
uint32_t VP8LPredictor12_C(const uint32_t* const left,
const uint32_t* const top) {
const uint32_t pred = ClampedAddSubtractFull(*left, top[0], top[-1]);
return pred;
}
uint32_t VP8LPredictor13_C(uint32_t left, const uint32_t* const top) {
const uint32_t pred = ClampedAddSubtractHalf(left, top[0], top[-1]);
uint32_t VP8LPredictor13_C(const uint32_t* const left,
const uint32_t* const top) {
const uint32_t pred = ClampedAddSubtractHalf(*left, top[0], top[-1]);
return pred;
}