diff options
| author | Rémi Verschelde <rverschelde@gmail.com> | 2022-08-23 16:47:48 +0200 |
|---|---|---|
| committer | Rémi Verschelde <rverschelde@gmail.com> | 2022-08-23 19:05:53 +0200 |
| commit | e5e34f21fc36c8a162bb46e845bb3465cd434150 (patch) | |
| tree | 604818f4a22ad5ab35c8defba0baedad40d203ed /thirdparty/libwebp/src/dsp/alpha_processing_neon.c | |
| parent | e95872eb7f4e94f8daac565d67020bb2260e92bd (diff) | |
| download | redot-engine-e5e34f21fc36c8a162bb46e845bb3465cd434150.tar.gz | |
libwebp: Sync with upstream 1.2.4
Changes: https://chromium.googlesource.com/webm/libwebp/+/1.2.4/NEWS
Diffstat (limited to 'thirdparty/libwebp/src/dsp/alpha_processing_neon.c')
| -rw-r--r-- | thirdparty/libwebp/src/dsp/alpha_processing_neon.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/thirdparty/libwebp/src/dsp/alpha_processing_neon.c b/thirdparty/libwebp/src/dsp/alpha_processing_neon.c index 9e0ace9421..6716fb77f0 100644 --- a/thirdparty/libwebp/src/dsp/alpha_processing_neon.c +++ b/thirdparty/libwebp/src/dsp/alpha_processing_neon.c @@ -83,7 +83,7 @@ static void ApplyAlphaMultiply_NEON(uint8_t* rgba, int alpha_first, static int DispatchAlpha_NEON(const uint8_t* WEBP_RESTRICT alpha, int alpha_stride, int width, int height, uint8_t* WEBP_RESTRICT dst, int dst_stride) { - uint32_t alpha_mask = 0xffffffffu; + uint32_t alpha_mask = 0xffu; uint8x8_t mask8 = vdup_n_u8(0xff); uint32_t tmp[2]; int i, j; @@ -107,6 +107,7 @@ static int DispatchAlpha_NEON(const uint8_t* WEBP_RESTRICT alpha, dst += dst_stride; } vst1_u8((uint8_t*)tmp, mask8); + alpha_mask *= 0x01010101; alpha_mask &= tmp[0]; alpha_mask &= tmp[1]; return (alpha_mask != 0xffffffffu); @@ -135,7 +136,7 @@ static void DispatchAlphaToGreen_NEON(const uint8_t* WEBP_RESTRICT alpha, static int ExtractAlpha_NEON(const uint8_t* WEBP_RESTRICT argb, int argb_stride, int width, int height, uint8_t* WEBP_RESTRICT alpha, int alpha_stride) { - uint32_t alpha_mask = 0xffffffffu; + uint32_t alpha_mask = 0xffu; uint8x8_t mask8 = vdup_n_u8(0xff); uint32_t tmp[2]; int i, j; @@ -157,6 +158,7 @@ static int ExtractAlpha_NEON(const uint8_t* WEBP_RESTRICT argb, int argb_stride, alpha += alpha_stride; } vst1_u8((uint8_t*)tmp, mask8); + alpha_mask *= 0x01010101; alpha_mask &= tmp[0]; alpha_mask &= tmp[1]; return (alpha_mask == 0xffffffffu); |