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update libwebp up to 0.3.0

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This commit is contained in:
AoD314
2013-04-02 15:22:10 +04:00
parent db45e04d58
commit 740941c8b8
64 changed files with 5394 additions and 2773 deletions
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15
3rdparty/libwebp/dsp/dec.c vendored
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@@ -426,11 +426,16 @@ static void HE8uv(uint8_t *dst) { // horizontal
}
// helper for chroma-DC predictions
static WEBP_INLINE void Put8x8uv(uint64_t v, uint8_t* dst) {
static WEBP_INLINE void Put8x8uv(uint8_t value, uint8_t* dst) {
int j;
#ifndef WEBP_REFERENCE_IMPLEMENTATION
const uint64_t v = (uint64_t)value * 0x0101010101010101ULL;
for (j = 0; j < 8; ++j) {
*(uint64_t*)(dst + j * BPS) = v;
}
#else
for (j = 0; j < 8; ++j) memset(dst + j * BPS, value, 8);
#endif
}
static void DC8uv(uint8_t *dst) { // DC
@@ -439,7 +444,7 @@ static void DC8uv(uint8_t *dst) { // DC
for (i = 0; i < 8; ++i) {
dc0 += dst[i - BPS] + dst[-1 + i * BPS];
}
Put8x8uv((uint64_t)((dc0 >> 4) * 0x0101010101010101ULL), dst);
Put8x8uv(dc0 >> 4, dst);
}
static void DC8uvNoLeft(uint8_t *dst) { // DC with no left samples
@@ -448,7 +453,7 @@ static void DC8uvNoLeft(uint8_t *dst) { // DC with no left samples
for (i = 0; i < 8; ++i) {
dc0 += dst[i - BPS];
}
Put8x8uv((uint64_t)((dc0 >> 3) * 0x0101010101010101ULL), dst);
Put8x8uv(dc0 >> 3, dst);
}
static void DC8uvNoTop(uint8_t *dst) { // DC with no top samples
@@ -457,11 +462,11 @@ static void DC8uvNoTop(uint8_t *dst) { // DC with no top samples
for (i = 0; i < 8; ++i) {
dc0 += dst[-1 + i * BPS];
}
Put8x8uv((uint64_t)((dc0 >> 3) * 0x0101010101010101ULL), dst);
Put8x8uv(dc0 >> 3, dst);
}
static void DC8uvNoTopLeft(uint8_t *dst) { // DC with nothing
Put8x8uv(0x8080808080808080ULL, dst);
Put8x8uv(0x80, dst);
}
//------------------------------------------------------------------------------