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author | wolfbeast <mcwerewolf@gmail.com> | 2018-07-18 08:24:24 +0200 |
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committer | wolfbeast <mcwerewolf@gmail.com> | 2018-07-18 08:24:24 +0200 |
commit | fc61780b35af913801d72086456f493f63197da6 (patch) | |
tree | f85891288a7bd988da9f0f15ae64e5c63f00d493 /media/libwebp/dsp/dec_sse2.c | |
parent | 69f7f9e5f1475891ce11cc4f431692f965b0cd30 (diff) | |
parent | 50d3e596bbe89c95615f96eb71f6bc5be737a1db (diff) | |
download | UXP-2018.07.18.tar UXP-2018.07.18.tar.gz UXP-2018.07.18.tar.lz UXP-2018.07.18.tar.xz UXP-2018.07.18.zip |
Merge commit '50d3e596bbe89c95615f96eb71f6bc5be737a1db' into Basilisk-releasev2018.07.18
# Conflicts:
# browser/app/profile/firefox.js
# browser/components/preferences/jar.mn
Diffstat (limited to 'media/libwebp/dsp/dec_sse2.c')
-rw-r--r-- | media/libwebp/dsp/dec_sse2.c | 460 |
1 files changed, 228 insertions, 232 deletions
diff --git a/media/libwebp/dsp/dec_sse2.c b/media/libwebp/dsp/dec_sse2.c index 411fb0276..f187a5bb4 100644 --- a/media/libwebp/dsp/dec_sse2.c +++ b/media/libwebp/dsp/dec_sse2.c @@ -12,23 +12,25 @@ // Author: somnath@google.com (Somnath Banerjee) // cduvivier@google.com (Christian Duvivier) -#include "./dsp.h" +#include "../dsp/dsp.h" #if defined(WEBP_USE_SSE2) // The 3-coeff sparse transform in SSE2 is not really faster than the plain-C // one it seems => disable it by default. Uncomment the following to enable: -// #define USE_TRANSFORM_AC3 +#if !defined(USE_TRANSFORM_AC3) +#define USE_TRANSFORM_AC3 0 // ALTERNATE_CODE +#endif #include <emmintrin.h> -#include "./common_sse2.h" +#include "../dsp/common_sse2.h" #include "../dec/vp8i_dec.h" #include "../utils/utils.h" //------------------------------------------------------------------------------ // Transforms (Paragraph 14.4) -static void Transform(const int16_t* in, uint8_t* dst, int do_two) { +static void Transform_SSE2(const int16_t* in, uint8_t* dst, int do_two) { // This implementation makes use of 16-bit fixed point versions of two // multiply constants: // K1 = sqrt(2) * cos (pi/8) ~= 85627 / 2^16 @@ -193,7 +195,7 @@ static void Transform(const int16_t* in, uint8_t* dst, int do_two) { } } -#if defined(USE_TRANSFORM_AC3) +#if (USE_TRANSFORM_AC3 == 1) #define MUL(a, b) (((a) * (b)) >> 16) static void TransformAC3(const int16_t* in, uint8_t* dst) { static const int kC1 = 20091 + (1 << 16); @@ -248,7 +250,7 @@ static void TransformAC3(const int16_t* in, uint8_t* dst) { _mm_subs_epu8((p), (q))) // Shift each byte of "x" by 3 bits while preserving by the sign bit. -static WEBP_INLINE void SignedShift8b(__m128i* const x) { +static WEBP_INLINE void SignedShift8b_SSE2(__m128i* const x) { const __m128i zero = _mm_setzero_si128(); const __m128i lo_0 = _mm_unpacklo_epi8(zero, *x); const __m128i hi_0 = _mm_unpackhi_epi8(zero, *x); @@ -258,8 +260,8 @@ static WEBP_INLINE void SignedShift8b(__m128i* const x) { } #define FLIP_SIGN_BIT2(a, b) { \ - a = _mm_xor_si128(a, sign_bit); \ - b = _mm_xor_si128(b, sign_bit); \ + (a) = _mm_xor_si128(a, sign_bit); \ + (b) = _mm_xor_si128(b, sign_bit); \ } #define FLIP_SIGN_BIT4(a, b, c, d) { \ @@ -268,11 +270,11 @@ static WEBP_INLINE void SignedShift8b(__m128i* const x) { } // input/output is uint8_t -static WEBP_INLINE void GetNotHEV(const __m128i* const p1, - const __m128i* const p0, - const __m128i* const q0, - const __m128i* const q1, - int hev_thresh, __m128i* const not_hev) { +static WEBP_INLINE void GetNotHEV_SSE2(const __m128i* const p1, + const __m128i* const p0, + const __m128i* const q0, + const __m128i* const q1, + int hev_thresh, __m128i* const not_hev) { const __m128i zero = _mm_setzero_si128(); const __m128i t_1 = MM_ABS(*p1, *p0); const __m128i t_2 = MM_ABS(*q1, *q0); @@ -285,11 +287,11 @@ static WEBP_INLINE void GetNotHEV(const __m128i* const p1, } // input pixels are int8_t -static WEBP_INLINE void GetBaseDelta(const __m128i* const p1, - const __m128i* const p0, - const __m128i* const q0, - const __m128i* const q1, - __m128i* const delta) { +static WEBP_INLINE void GetBaseDelta_SSE2(const __m128i* const p1, + const __m128i* const p0, + const __m128i* const q0, + const __m128i* const q1, + __m128i* const delta) { // beware of addition order, for saturation! const __m128i p1_q1 = _mm_subs_epi8(*p1, *q1); // p1 - q1 const __m128i q0_p0 = _mm_subs_epi8(*q0, *p0); // q0 - p0 @@ -300,15 +302,16 @@ static WEBP_INLINE void GetBaseDelta(const __m128i* const p1, } // input and output are int8_t -static WEBP_INLINE void DoSimpleFilter(__m128i* const p0, __m128i* const q0, - const __m128i* const fl) { +static WEBP_INLINE void DoSimpleFilter_SSE2(__m128i* const p0, + __m128i* const q0, + const __m128i* const fl) { const __m128i k3 = _mm_set1_epi8(3); const __m128i k4 = _mm_set1_epi8(4); __m128i v3 = _mm_adds_epi8(*fl, k3); __m128i v4 = _mm_adds_epi8(*fl, k4); - SignedShift8b(&v4); // v4 >> 3 - SignedShift8b(&v3); // v3 >> 3 + SignedShift8b_SSE2(&v4); // v4 >> 3 + SignedShift8b_SSE2(&v3); // v3 >> 3 *q0 = _mm_subs_epi8(*q0, v4); // q0 -= v4 *p0 = _mm_adds_epi8(*p0, v3); // p0 += v3 } @@ -317,9 +320,9 @@ static WEBP_INLINE void DoSimpleFilter(__m128i* const p0, __m128i* const q0, // Update operations: // q = q - delta and p = p + delta; where delta = [(a_hi >> 7), (a_lo >> 7)] // Pixels 'pi' and 'qi' are int8_t on input, uint8_t on output (sign flip). -static WEBP_INLINE void Update2Pixels(__m128i* const pi, __m128i* const qi, - const __m128i* const a0_lo, - const __m128i* const a0_hi) { +static WEBP_INLINE void Update2Pixels_SSE2(__m128i* const pi, __m128i* const qi, + const __m128i* const a0_lo, + const __m128i* const a0_hi) { const __m128i a1_lo = _mm_srai_epi16(*a0_lo, 7); const __m128i a1_hi = _mm_srai_epi16(*a0_hi, 7); const __m128i delta = _mm_packs_epi16(a1_lo, a1_hi); @@ -330,11 +333,11 @@ static WEBP_INLINE void Update2Pixels(__m128i* const pi, __m128i* const qi, } // input pixels are uint8_t -static WEBP_INLINE void NeedsFilter(const __m128i* const p1, - const __m128i* const p0, - const __m128i* const q0, - const __m128i* const q1, - int thresh, __m128i* const mask) { +static WEBP_INLINE void NeedsFilter_SSE2(const __m128i* const p1, + const __m128i* const p0, + const __m128i* const q0, + const __m128i* const q1, + int thresh, __m128i* const mask) { const __m128i m_thresh = _mm_set1_epi8(thresh); const __m128i t1 = MM_ABS(*p1, *q1); // abs(p1 - q1) const __m128i kFE = _mm_set1_epi8(0xFE); @@ -353,28 +356,29 @@ static WEBP_INLINE void NeedsFilter(const __m128i* const p1, // Edge filtering functions // Applies filter on 2 pixels (p0 and q0) -static WEBP_INLINE void DoFilter2(__m128i* const p1, __m128i* const p0, - __m128i* const q0, __m128i* const q1, - int thresh) { +static WEBP_INLINE void DoFilter2_SSE2(__m128i* const p1, __m128i* const p0, + __m128i* const q0, __m128i* const q1, + int thresh) { __m128i a, mask; const __m128i sign_bit = _mm_set1_epi8(0x80); - // convert p1/q1 to int8_t (for GetBaseDelta) + // convert p1/q1 to int8_t (for GetBaseDelta_SSE2) const __m128i p1s = _mm_xor_si128(*p1, sign_bit); const __m128i q1s = _mm_xor_si128(*q1, sign_bit); - NeedsFilter(p1, p0, q0, q1, thresh, &mask); + NeedsFilter_SSE2(p1, p0, q0, q1, thresh, &mask); FLIP_SIGN_BIT2(*p0, *q0); - GetBaseDelta(&p1s, p0, q0, &q1s, &a); + GetBaseDelta_SSE2(&p1s, p0, q0, &q1s, &a); a = _mm_and_si128(a, mask); // mask filter values we don't care about - DoSimpleFilter(p0, q0, &a); + DoSimpleFilter_SSE2(p0, q0, &a); FLIP_SIGN_BIT2(*p0, *q0); } // Applies filter on 4 pixels (p1, p0, q0 and q1) -static WEBP_INLINE void DoFilter4(__m128i* const p1, __m128i* const p0, - __m128i* const q0, __m128i* const q1, - const __m128i* const mask, int hev_thresh) { +static WEBP_INLINE void DoFilter4_SSE2(__m128i* const p1, __m128i* const p0, + __m128i* const q0, __m128i* const q1, + const __m128i* const mask, + int hev_thresh) { const __m128i zero = _mm_setzero_si128(); const __m128i sign_bit = _mm_set1_epi8(0x80); const __m128i k64 = _mm_set1_epi8(64); @@ -384,7 +388,7 @@ static WEBP_INLINE void DoFilter4(__m128i* const p1, __m128i* const p0, __m128i t1, t2, t3; // compute hev mask - GetNotHEV(p1, p0, q0, q1, hev_thresh, ¬_hev); + GetNotHEV_SSE2(p1, p0, q0, q1, hev_thresh, ¬_hev); // convert to signed values FLIP_SIGN_BIT4(*p1, *p0, *q0, *q1); @@ -399,8 +403,8 @@ static WEBP_INLINE void DoFilter4(__m128i* const p1, __m128i* const p0, t2 = _mm_adds_epi8(t1, k3); // 3 * (q0 - p0) + hev(p1 - q1) + 3 t3 = _mm_adds_epi8(t1, k4); // 3 * (q0 - p0) + hev(p1 - q1) + 4 - SignedShift8b(&t2); // (3 * (q0 - p0) + hev(p1 - q1) + 3) >> 3 - SignedShift8b(&t3); // (3 * (q0 - p0) + hev(p1 - q1) + 4) >> 3 + SignedShift8b_SSE2(&t2); // (3 * (q0 - p0) + hev(p1 - q1) + 3) >> 3 + SignedShift8b_SSE2(&t3); // (3 * (q0 - p0) + hev(p1 - q1) + 4) >> 3 *p0 = _mm_adds_epi8(*p0, t2); // p0 += t2 *q0 = _mm_subs_epi8(*q0, t3); // q0 -= t3 FLIP_SIGN_BIT2(*p0, *q0); @@ -417,25 +421,26 @@ static WEBP_INLINE void DoFilter4(__m128i* const p1, __m128i* const p0, } // Applies filter on 6 pixels (p2, p1, p0, q0, q1 and q2) -static WEBP_INLINE void DoFilter6(__m128i* const p2, __m128i* const p1, - __m128i* const p0, __m128i* const q0, - __m128i* const q1, __m128i* const q2, - const __m128i* const mask, int hev_thresh) { +static WEBP_INLINE void DoFilter6_SSE2(__m128i* const p2, __m128i* const p1, + __m128i* const p0, __m128i* const q0, + __m128i* const q1, __m128i* const q2, + const __m128i* const mask, + int hev_thresh) { const __m128i zero = _mm_setzero_si128(); const __m128i sign_bit = _mm_set1_epi8(0x80); __m128i a, not_hev; // compute hev mask - GetNotHEV(p1, p0, q0, q1, hev_thresh, ¬_hev); + GetNotHEV_SSE2(p1, p0, q0, q1, hev_thresh, ¬_hev); FLIP_SIGN_BIT4(*p1, *p0, *q0, *q1); FLIP_SIGN_BIT2(*p2, *q2); - GetBaseDelta(p1, p0, q0, q1, &a); + GetBaseDelta_SSE2(p1, p0, q0, q1, &a); { // do simple filter on pixels with hev const __m128i m = _mm_andnot_si128(not_hev, *mask); const __m128i f = _mm_and_si128(a, m); - DoSimpleFilter(p0, q0, &f); + DoSimpleFilter_SSE2(p0, q0, &f); } { // do strong filter on pixels with not hev @@ -460,15 +465,15 @@ static WEBP_INLINE void DoFilter6(__m128i* const p2, __m128i* const p1, const __m128i a0_lo = _mm_add_epi16(a1_lo, f9_lo); // Filter * 27 + 63 const __m128i a0_hi = _mm_add_epi16(a1_hi, f9_hi); // Filter * 27 + 63 - Update2Pixels(p2, q2, &a2_lo, &a2_hi); - Update2Pixels(p1, q1, &a1_lo, &a1_hi); - Update2Pixels(p0, q0, &a0_lo, &a0_hi); + Update2Pixels_SSE2(p2, q2, &a2_lo, &a2_hi); + Update2Pixels_SSE2(p1, q1, &a1_lo, &a1_hi); + Update2Pixels_SSE2(p0, q0, &a0_lo, &a0_hi); } } // reads 8 rows across a vertical edge. -static WEBP_INLINE void Load8x4(const uint8_t* const b, int stride, - __m128i* const p, __m128i* const q) { +static WEBP_INLINE void Load8x4_SSE2(const uint8_t* const b, int stride, + __m128i* const p, __m128i* const q) { // A0 = 63 62 61 60 23 22 21 20 43 42 41 40 03 02 01 00 // A1 = 73 72 71 70 33 32 31 30 53 52 51 50 13 12 11 10 const __m128i A0 = _mm_set_epi32( @@ -494,11 +499,11 @@ static WEBP_INLINE void Load8x4(const uint8_t* const b, int stride, *q = _mm_unpackhi_epi32(C0, C1); } -static WEBP_INLINE void Load16x4(const uint8_t* const r0, - const uint8_t* const r8, - int stride, - __m128i* const p1, __m128i* const p0, - __m128i* const q0, __m128i* const q1) { +static WEBP_INLINE void Load16x4_SSE2(const uint8_t* const r0, + const uint8_t* const r8, + int stride, + __m128i* const p1, __m128i* const p0, + __m128i* const q0, __m128i* const q1) { // Assume the pixels around the edge (|) are numbered as follows // 00 01 | 02 03 // 10 11 | 12 13 @@ -514,8 +519,8 @@ static WEBP_INLINE void Load16x4(const uint8_t* const r0, // q0 = 73 63 53 43 33 23 13 03 72 62 52 42 32 22 12 02 // p0 = f1 e1 d1 c1 b1 a1 91 81 f0 e0 d0 c0 b0 a0 90 80 // q1 = f3 e3 d3 c3 b3 a3 93 83 f2 e2 d2 c2 b2 a2 92 82 - Load8x4(r0, stride, p1, q0); - Load8x4(r8, stride, p0, q1); + Load8x4_SSE2(r0, stride, p1, q0); + Load8x4_SSE2(r8, stride, p0, q1); { // p1 = f0 e0 d0 c0 b0 a0 90 80 70 60 50 40 30 20 10 00 @@ -531,7 +536,8 @@ static WEBP_INLINE void Load16x4(const uint8_t* const r0, } } -static WEBP_INLINE void Store4x4(__m128i* const x, uint8_t* dst, int stride) { +static WEBP_INLINE void Store4x4_SSE2(__m128i* const x, + uint8_t* dst, int stride) { int i; for (i = 0; i < 4; ++i, dst += stride) { WebPUint32ToMem(dst, _mm_cvtsi128_si32(*x)); @@ -540,12 +546,12 @@ static WEBP_INLINE void Store4x4(__m128i* const x, uint8_t* dst, int stride) { } // Transpose back and store -static WEBP_INLINE void Store16x4(const __m128i* const p1, - const __m128i* const p0, - const __m128i* const q0, - const __m128i* const q1, - uint8_t* r0, uint8_t* r8, - int stride) { +static WEBP_INLINE void Store16x4_SSE2(const __m128i* const p1, + const __m128i* const p0, + const __m128i* const q0, + const __m128i* const q1, + uint8_t* r0, uint8_t* r8, + int stride) { __m128i t1, p1_s, p0_s, q0_s, q1_s; // p0 = 71 70 61 60 51 50 41 40 31 30 21 20 11 10 01 00 @@ -572,55 +578,55 @@ static WEBP_INLINE void Store16x4(const __m128i* const p1, p1_s = _mm_unpacklo_epi16(t1, q1_s); q1_s = _mm_unpackhi_epi16(t1, q1_s); - Store4x4(&p0_s, r0, stride); + Store4x4_SSE2(&p0_s, r0, stride); r0 += 4 * stride; - Store4x4(&q0_s, r0, stride); + Store4x4_SSE2(&q0_s, r0, stride); - Store4x4(&p1_s, r8, stride); + Store4x4_SSE2(&p1_s, r8, stride); r8 += 4 * stride; - Store4x4(&q1_s, r8, stride); + Store4x4_SSE2(&q1_s, r8, stride); } //------------------------------------------------------------------------------ // Simple In-loop filtering (Paragraph 15.2) -static void SimpleVFilter16(uint8_t* p, int stride, int thresh) { +static void SimpleVFilter16_SSE2(uint8_t* p, int stride, int thresh) { // Load __m128i p1 = _mm_loadu_si128((__m128i*)&p[-2 * stride]); __m128i p0 = _mm_loadu_si128((__m128i*)&p[-stride]); __m128i q0 = _mm_loadu_si128((__m128i*)&p[0]); __m128i q1 = _mm_loadu_si128((__m128i*)&p[stride]); - DoFilter2(&p1, &p0, &q0, &q1, thresh); + DoFilter2_SSE2(&p1, &p0, &q0, &q1, thresh); // Store _mm_storeu_si128((__m128i*)&p[-stride], p0); _mm_storeu_si128((__m128i*)&p[0], q0); } -static void SimpleHFilter16(uint8_t* p, int stride, int thresh) { +static void SimpleHFilter16_SSE2(uint8_t* p, int stride, int thresh) { __m128i p1, p0, q0, q1; p -= 2; // beginning of p1 - Load16x4(p, p + 8 * stride, stride, &p1, &p0, &q0, &q1); - DoFilter2(&p1, &p0, &q0, &q1, thresh); - Store16x4(&p1, &p0, &q0, &q1, p, p + 8 * stride, stride); + Load16x4_SSE2(p, p + 8 * stride, stride, &p1, &p0, &q0, &q1); + DoFilter2_SSE2(&p1, &p0, &q0, &q1, thresh); + Store16x4_SSE2(&p1, &p0, &q0, &q1, p, p + 8 * stride, stride); } -static void SimpleVFilter16i(uint8_t* p, int stride, int thresh) { +static void SimpleVFilter16i_SSE2(uint8_t* p, int stride, int thresh) { int k; for (k = 3; k > 0; --k) { p += 4 * stride; - SimpleVFilter16(p, stride, thresh); + SimpleVFilter16_SSE2(p, stride, thresh); } } -static void SimpleHFilter16i(uint8_t* p, int stride, int thresh) { +static void SimpleHFilter16i_SSE2(uint8_t* p, int stride, int thresh) { int k; for (k = 3; k > 0; --k) { p += 4; - SimpleHFilter16(p, stride, thresh); + SimpleHFilter16_SSE2(p, stride, thresh); } } @@ -628,60 +634,60 @@ static void SimpleHFilter16i(uint8_t* p, int stride, int thresh) { // Complex In-loop filtering (Paragraph 15.3) #define MAX_DIFF1(p3, p2, p1, p0, m) do { \ - m = MM_ABS(p1, p0); \ - m = _mm_max_epu8(m, MM_ABS(p3, p2)); \ - m = _mm_max_epu8(m, MM_ABS(p2, p1)); \ + (m) = MM_ABS(p1, p0); \ + (m) = _mm_max_epu8(m, MM_ABS(p3, p2)); \ + (m) = _mm_max_epu8(m, MM_ABS(p2, p1)); \ } while (0) #define MAX_DIFF2(p3, p2, p1, p0, m) do { \ - m = _mm_max_epu8(m, MM_ABS(p1, p0)); \ - m = _mm_max_epu8(m, MM_ABS(p3, p2)); \ - m = _mm_max_epu8(m, MM_ABS(p2, p1)); \ + (m) = _mm_max_epu8(m, MM_ABS(p1, p0)); \ + (m) = _mm_max_epu8(m, MM_ABS(p3, p2)); \ + (m) = _mm_max_epu8(m, MM_ABS(p2, p1)); \ } while (0) #define LOAD_H_EDGES4(p, stride, e1, e2, e3, e4) { \ - e1 = _mm_loadu_si128((__m128i*)&(p)[0 * stride]); \ - e2 = _mm_loadu_si128((__m128i*)&(p)[1 * stride]); \ - e3 = _mm_loadu_si128((__m128i*)&(p)[2 * stride]); \ - e4 = _mm_loadu_si128((__m128i*)&(p)[3 * stride]); \ + (e1) = _mm_loadu_si128((__m128i*)&(p)[0 * (stride)]); \ + (e2) = _mm_loadu_si128((__m128i*)&(p)[1 * (stride)]); \ + (e3) = _mm_loadu_si128((__m128i*)&(p)[2 * (stride)]); \ + (e4) = _mm_loadu_si128((__m128i*)&(p)[3 * (stride)]); \ } #define LOADUV_H_EDGE(p, u, v, stride) do { \ const __m128i U = _mm_loadl_epi64((__m128i*)&(u)[(stride)]); \ const __m128i V = _mm_loadl_epi64((__m128i*)&(v)[(stride)]); \ - p = _mm_unpacklo_epi64(U, V); \ + (p) = _mm_unpacklo_epi64(U, V); \ } while (0) #define LOADUV_H_EDGES4(u, v, stride, e1, e2, e3, e4) { \ - LOADUV_H_EDGE(e1, u, v, 0 * stride); \ - LOADUV_H_EDGE(e2, u, v, 1 * stride); \ - LOADUV_H_EDGE(e3, u, v, 2 * stride); \ - LOADUV_H_EDGE(e4, u, v, 3 * stride); \ + LOADUV_H_EDGE(e1, u, v, 0 * (stride)); \ + LOADUV_H_EDGE(e2, u, v, 1 * (stride)); \ + LOADUV_H_EDGE(e3, u, v, 2 * (stride)); \ + LOADUV_H_EDGE(e4, u, v, 3 * (stride)); \ } #define STOREUV(p, u, v, stride) { \ - _mm_storel_epi64((__m128i*)&u[(stride)], p); \ - p = _mm_srli_si128(p, 8); \ - _mm_storel_epi64((__m128i*)&v[(stride)], p); \ + _mm_storel_epi64((__m128i*)&(u)[(stride)], p); \ + (p) = _mm_srli_si128(p, 8); \ + _mm_storel_epi64((__m128i*)&(v)[(stride)], p); \ } -static WEBP_INLINE void ComplexMask(const __m128i* const p1, - const __m128i* const p0, - const __m128i* const q0, - const __m128i* const q1, - int thresh, int ithresh, - __m128i* const mask) { +static WEBP_INLINE void ComplexMask_SSE2(const __m128i* const p1, + const __m128i* const p0, + const __m128i* const q0, + const __m128i* const q1, + int thresh, int ithresh, + __m128i* const mask) { const __m128i it = _mm_set1_epi8(ithresh); const __m128i diff = _mm_subs_epu8(*mask, it); const __m128i thresh_mask = _mm_cmpeq_epi8(diff, _mm_setzero_si128()); __m128i filter_mask; - NeedsFilter(p1, p0, q0, q1, thresh, &filter_mask); + NeedsFilter_SSE2(p1, p0, q0, q1, thresh, &filter_mask); *mask = _mm_and_si128(thresh_mask, filter_mask); } // on macroblock edges -static void VFilter16(uint8_t* p, int stride, - int thresh, int ithresh, int hev_thresh) { +static void VFilter16_SSE2(uint8_t* p, int stride, + int thresh, int ithresh, int hev_thresh) { __m128i t1; __m128i mask; __m128i p2, p1, p0, q0, q1, q2; @@ -694,8 +700,8 @@ static void VFilter16(uint8_t* p, int stride, LOAD_H_EDGES4(p, stride, q0, q1, q2, t1); MAX_DIFF2(t1, q2, q1, q0, mask); - ComplexMask(&p1, &p0, &q0, &q1, thresh, ithresh, &mask); - DoFilter6(&p2, &p1, &p0, &q0, &q1, &q2, &mask, hev_thresh); + ComplexMask_SSE2(&p1, &p0, &q0, &q1, thresh, ithresh, &mask); + DoFilter6_SSE2(&p2, &p1, &p0, &q0, &q1, &q2, &mask, hev_thresh); // Store _mm_storeu_si128((__m128i*)&p[-3 * stride], p2); @@ -706,28 +712,28 @@ static void VFilter16(uint8_t* p, int stride, _mm_storeu_si128((__m128i*)&p[+2 * stride], q2); } -static void HFilter16(uint8_t* p, int stride, - int thresh, int ithresh, int hev_thresh) { +static void HFilter16_SSE2(uint8_t* p, int stride, + int thresh, int ithresh, int hev_thresh) { __m128i mask; __m128i p3, p2, p1, p0, q0, q1, q2, q3; uint8_t* const b = p - 4; - Load16x4(b, b + 8 * stride, stride, &p3, &p2, &p1, &p0); // p3, p2, p1, p0 + Load16x4_SSE2(b, b + 8 * stride, stride, &p3, &p2, &p1, &p0); MAX_DIFF1(p3, p2, p1, p0, mask); - Load16x4(p, p + 8 * stride, stride, &q0, &q1, &q2, &q3); // q0, q1, q2, q3 + Load16x4_SSE2(p, p + 8 * stride, stride, &q0, &q1, &q2, &q3); MAX_DIFF2(q3, q2, q1, q0, mask); - ComplexMask(&p1, &p0, &q0, &q1, thresh, ithresh, &mask); - DoFilter6(&p2, &p1, &p0, &q0, &q1, &q2, &mask, hev_thresh); + ComplexMask_SSE2(&p1, &p0, &q0, &q1, thresh, ithresh, &mask); + DoFilter6_SSE2(&p2, &p1, &p0, &q0, &q1, &q2, &mask, hev_thresh); - Store16x4(&p3, &p2, &p1, &p0, b, b + 8 * stride, stride); - Store16x4(&q0, &q1, &q2, &q3, p, p + 8 * stride, stride); + Store16x4_SSE2(&p3, &p2, &p1, &p0, b, b + 8 * stride, stride); + Store16x4_SSE2(&q0, &q1, &q2, &q3, p, p + 8 * stride, stride); } // on three inner edges -static void VFilter16i(uint8_t* p, int stride, - int thresh, int ithresh, int hev_thresh) { +static void VFilter16i_SSE2(uint8_t* p, int stride, + int thresh, int ithresh, int hev_thresh) { int k; __m128i p3, p2, p1, p0; // loop invariants @@ -744,8 +750,8 @@ static void VFilter16i(uint8_t* p, int stride, // p3 and p2 are not just temporary variables here: they will be // re-used for next span. And q2/q3 will become p1/p0 accordingly. - ComplexMask(&p1, &p0, &p3, &p2, thresh, ithresh, &mask); - DoFilter4(&p1, &p0, &p3, &p2, &mask, hev_thresh); + ComplexMask_SSE2(&p1, &p0, &p3, &p2, thresh, ithresh, &mask); + DoFilter4_SSE2(&p1, &p0, &p3, &p2, &mask, hev_thresh); // Store _mm_storeu_si128((__m128i*)&b[0 * stride], p1); @@ -759,12 +765,12 @@ static void VFilter16i(uint8_t* p, int stride, } } -static void HFilter16i(uint8_t* p, int stride, - int thresh, int ithresh, int hev_thresh) { +static void HFilter16i_SSE2(uint8_t* p, int stride, + int thresh, int ithresh, int hev_thresh) { int k; __m128i p3, p2, p1, p0; // loop invariants - Load16x4(p, p + 8 * stride, stride, &p3, &p2, &p1, &p0); // prologue + Load16x4_SSE2(p, p + 8 * stride, stride, &p3, &p2, &p1, &p0); // prologue for (k = 3; k > 0; --k) { __m128i mask, tmp1, tmp2; @@ -773,13 +779,13 @@ static void HFilter16i(uint8_t* p, int stride, p += 4; // beginning of q0 (and next span) MAX_DIFF1(p3, p2, p1, p0, mask); // compute partial mask - Load16x4(p, p + 8 * stride, stride, &p3, &p2, &tmp1, &tmp2); + Load16x4_SSE2(p, p + 8 * stride, stride, &p3, &p2, &tmp1, &tmp2); MAX_DIFF2(p3, p2, tmp1, tmp2, mask); - ComplexMask(&p1, &p0, &p3, &p2, thresh, ithresh, &mask); - DoFilter4(&p1, &p0, &p3, &p2, &mask, hev_thresh); + ComplexMask_SSE2(&p1, &p0, &p3, &p2, thresh, ithresh, &mask); + DoFilter4_SSE2(&p1, &p0, &p3, &p2, &mask, hev_thresh); - Store16x4(&p1, &p0, &p3, &p2, b, b + 8 * stride, stride); + Store16x4_SSE2(&p1, &p0, &p3, &p2, b, b + 8 * stride, stride); // rotate samples p1 = tmp1; @@ -788,8 +794,8 @@ static void HFilter16i(uint8_t* p, int stride, } // 8-pixels wide variant, for chroma filtering -static void VFilter8(uint8_t* u, uint8_t* v, int stride, - int thresh, int ithresh, int hev_thresh) { +static void VFilter8_SSE2(uint8_t* u, uint8_t* v, int stride, + int thresh, int ithresh, int hev_thresh) { __m128i mask; __m128i t1, p2, p1, p0, q0, q1, q2; @@ -801,8 +807,8 @@ static void VFilter8(uint8_t* u, uint8_t* v, int stride, LOADUV_H_EDGES4(u, v, stride, q0, q1, q2, t1); MAX_DIFF2(t1, q2, q1, q0, mask); - ComplexMask(&p1, &p0, &q0, &q1, thresh, ithresh, &mask); - DoFilter6(&p2, &p1, &p0, &q0, &q1, &q2, &mask, hev_thresh); + ComplexMask_SSE2(&p1, &p0, &q0, &q1, thresh, ithresh, &mask); + DoFilter6_SSE2(&p2, &p1, &p0, &q0, &q1, &q2, &mask, hev_thresh); // Store STOREUV(p2, u, v, -3 * stride); @@ -813,28 +819,28 @@ static void VFilter8(uint8_t* u, uint8_t* v, int stride, STOREUV(q2, u, v, 2 * stride); } -static void HFilter8(uint8_t* u, uint8_t* v, int stride, - int thresh, int ithresh, int hev_thresh) { +static void HFilter8_SSE2(uint8_t* u, uint8_t* v, int stride, + int thresh, int ithresh, int hev_thresh) { __m128i mask; __m128i p3, p2, p1, p0, q0, q1, q2, q3; uint8_t* const tu = u - 4; uint8_t* const tv = v - 4; - Load16x4(tu, tv, stride, &p3, &p2, &p1, &p0); // p3, p2, p1, p0 + Load16x4_SSE2(tu, tv, stride, &p3, &p2, &p1, &p0); MAX_DIFF1(p3, p2, p1, p0, mask); - Load16x4(u, v, stride, &q0, &q1, &q2, &q3); // q0, q1, q2, q3 + Load16x4_SSE2(u, v, stride, &q0, &q1, &q2, &q3); MAX_DIFF2(q3, q2, q1, q0, mask); - ComplexMask(&p1, &p0, &q0, &q1, thresh, ithresh, &mask); - DoFilter6(&p2, &p1, &p0, &q0, &q1, &q2, &mask, hev_thresh); + ComplexMask_SSE2(&p1, &p0, &q0, &q1, thresh, ithresh, &mask); + DoFilter6_SSE2(&p2, &p1, &p0, &q0, &q1, &q2, &mask, hev_thresh); - Store16x4(&p3, &p2, &p1, &p0, tu, tv, stride); - Store16x4(&q0, &q1, &q2, &q3, u, v, stride); + Store16x4_SSE2(&p3, &p2, &p1, &p0, tu, tv, stride); + Store16x4_SSE2(&q0, &q1, &q2, &q3, u, v, stride); } -static void VFilter8i(uint8_t* u, uint8_t* v, int stride, - int thresh, int ithresh, int hev_thresh) { +static void VFilter8i_SSE2(uint8_t* u, uint8_t* v, int stride, + int thresh, int ithresh, int hev_thresh) { __m128i mask; __m128i t1, t2, p1, p0, q0, q1; @@ -849,8 +855,8 @@ static void VFilter8i(uint8_t* u, uint8_t* v, int stride, LOADUV_H_EDGES4(u, v, stride, q0, q1, t1, t2); MAX_DIFF2(t2, t1, q1, q0, mask); - ComplexMask(&p1, &p0, &q0, &q1, thresh, ithresh, &mask); - DoFilter4(&p1, &p0, &q0, &q1, &mask, hev_thresh); + ComplexMask_SSE2(&p1, &p0, &q0, &q1, thresh, ithresh, &mask); + DoFilter4_SSE2(&p1, &p0, &q0, &q1, &mask, hev_thresh); // Store STOREUV(p1, u, v, -2 * stride); @@ -859,24 +865,24 @@ static void VFilter8i(uint8_t* u, uint8_t* v, int stride, STOREUV(q1, u, v, 1 * stride); } -static void HFilter8i(uint8_t* u, uint8_t* v, int stride, - int thresh, int ithresh, int hev_thresh) { +static void HFilter8i_SSE2(uint8_t* u, uint8_t* v, int stride, + int thresh, int ithresh, int hev_thresh) { __m128i mask; __m128i t1, t2, p1, p0, q0, q1; - Load16x4(u, v, stride, &t2, &t1, &p1, &p0); // p3, p2, p1, p0 + Load16x4_SSE2(u, v, stride, &t2, &t1, &p1, &p0); // p3, p2, p1, p0 MAX_DIFF1(t2, t1, p1, p0, mask); u += 4; // beginning of q0 v += 4; - Load16x4(u, v, stride, &q0, &q1, &t1, &t2); // q0, q1, q2, q3 + Load16x4_SSE2(u, v, stride, &q0, &q1, &t1, &t2); // q0, q1, q2, q3 MAX_DIFF2(t2, t1, q1, q0, mask); - ComplexMask(&p1, &p0, &q0, &q1, thresh, ithresh, &mask); - DoFilter4(&p1, &p0, &q0, &q1, &mask, hev_thresh); + ComplexMask_SSE2(&p1, &p0, &q0, &q1, thresh, ithresh, &mask); + DoFilter4_SSE2(&p1, &p0, &q0, &q1, &mask, hev_thresh); u -= 2; // beginning of p1 v -= 2; - Store16x4(&p1, &p0, &q0, &q1, u, v, stride); + Store16x4_SSE2(&p1, &p0, &q0, &q1, u, v, stride); } //------------------------------------------------------------------------------ @@ -893,7 +899,7 @@ static void HFilter8i(uint8_t* u, uint8_t* v, int stride, // where: AC = (a + b + 1) >> 1, BC = (b + c + 1) >> 1 // and ab = a ^ b, bc = b ^ c, lsb = (AC^BC)&1 -static void VE4(uint8_t* dst) { // vertical +static void VE4_SSE2(uint8_t* dst) { // vertical const __m128i one = _mm_set1_epi8(1); const __m128i ABCDEFGH = _mm_loadl_epi64((__m128i*)(dst - BPS - 1)); const __m128i BCDEFGH0 = _mm_srli_si128(ABCDEFGH, 1); @@ -909,7 +915,7 @@ static void VE4(uint8_t* dst) { // vertical } } -static void LD4(uint8_t* dst) { // Down-Left +static void LD4_SSE2(uint8_t* dst) { // Down-Left const __m128i one = _mm_set1_epi8(1); const __m128i ABCDEFGH = _mm_loadl_epi64((__m128i*)(dst - BPS)); const __m128i BCDEFGH0 = _mm_srli_si128(ABCDEFGH, 1); @@ -925,7 +931,7 @@ static void LD4(uint8_t* dst) { // Down-Left WebPUint32ToMem(dst + 3 * BPS, _mm_cvtsi128_si32(_mm_srli_si128(abcdefg, 3))); } -static void VR4(uint8_t* dst) { // Vertical-Right +static void VR4_SSE2(uint8_t* dst) { // Vertical-Right const __m128i one = _mm_set1_epi8(1); const int I = dst[-1 + 0 * BPS]; const int J = dst[-1 + 1 * BPS]; @@ -950,7 +956,7 @@ static void VR4(uint8_t* dst) { // Vertical-Right DST(0, 3) = AVG3(K, J, I); } -static void VL4(uint8_t* dst) { // Vertical-Left +static void VL4_SSE2(uint8_t* dst) { // Vertical-Left const __m128i one = _mm_set1_epi8(1); const __m128i ABCDEFGH = _mm_loadl_epi64((__m128i*)(dst - BPS)); const __m128i BCDEFGH_ = _mm_srli_si128(ABCDEFGH, 1); @@ -975,7 +981,7 @@ static void VL4(uint8_t* dst) { // Vertical-Left DST(3, 3) = (extra_out >> 8) & 0xff; } -static void RD4(uint8_t* dst) { // Down-right +static void RD4_SSE2(uint8_t* dst) { // Down-right const __m128i one = _mm_set1_epi8(1); const __m128i XABCD = _mm_loadl_epi64((__m128i*)(dst - BPS - 1)); const __m128i ____XABCD = _mm_slli_si128(XABCD, 4); @@ -1004,7 +1010,7 @@ static void RD4(uint8_t* dst) { // Down-right //------------------------------------------------------------------------------ // Luma 16x16 -static WEBP_INLINE void TrueMotion(uint8_t* dst, int size) { +static WEBP_INLINE void TrueMotion_SSE2(uint8_t* dst, int size) { const uint8_t* top = dst - BPS; const __m128i zero = _mm_setzero_si128(); int y; @@ -1041,11 +1047,11 @@ static WEBP_INLINE void TrueMotion(uint8_t* dst, int size) { } } -static void TM4(uint8_t* dst) { TrueMotion(dst, 4); } -static void TM8uv(uint8_t* dst) { TrueMotion(dst, 8); } -static void TM16(uint8_t* dst) { TrueMotion(dst, 16); } +static void TM4_SSE2(uint8_t* dst) { TrueMotion_SSE2(dst, 4); } +static void TM8uv_SSE2(uint8_t* dst) { TrueMotion_SSE2(dst, 8); } +static void TM16_SSE2(uint8_t* dst) { TrueMotion_SSE2(dst, 16); } -static void VE16(uint8_t* dst) { +static void VE16_SSE2(uint8_t* dst) { const __m128i top = _mm_loadu_si128((const __m128i*)(dst - BPS)); int j; for (j = 0; j < 16; ++j) { @@ -1053,7 +1059,7 @@ static void VE16(uint8_t* dst) { } } -static void HE16(uint8_t* dst) { // horizontal +static void HE16_SSE2(uint8_t* dst) { // horizontal int j; for (j = 16; j > 0; --j) { const __m128i values = _mm_set1_epi8(dst[-1]); @@ -1062,7 +1068,7 @@ static void HE16(uint8_t* dst) { // horizontal } } -static WEBP_INLINE void Put16(uint8_t v, uint8_t* dst) { +static WEBP_INLINE void Put16_SSE2(uint8_t v, uint8_t* dst) { int j; const __m128i values = _mm_set1_epi8(v); for (j = 0; j < 16; ++j) { @@ -1070,7 +1076,7 @@ static WEBP_INLINE void Put16(uint8_t v, uint8_t* dst) { } } -static void DC16(uint8_t* dst) { // DC +static void DC16_SSE2(uint8_t* dst) { // DC const __m128i zero = _mm_setzero_si128(); const __m128i top = _mm_loadu_si128((const __m128i*)(dst - BPS)); const __m128i sad8x2 = _mm_sad_epu8(top, zero); @@ -1083,37 +1089,37 @@ static void DC16(uint8_t* dst) { // DC } { const int DC = _mm_cvtsi128_si32(sum) + left + 16; - Put16(DC >> 5, dst); + Put16_SSE2(DC >> 5, dst); } } -static void DC16NoTop(uint8_t* dst) { // DC with top samples not available +static void DC16NoTop_SSE2(uint8_t* dst) { // DC with top samples unavailable int DC = 8; int j; for (j = 0; j < 16; ++j) { DC += dst[-1 + j * BPS]; } - Put16(DC >> 4, dst); + Put16_SSE2(DC >> 4, dst); } -static void DC16NoLeft(uint8_t* dst) { // DC with left samples not available +static void DC16NoLeft_SSE2(uint8_t* dst) { // DC with left samples unavailable const __m128i zero = _mm_setzero_si128(); const __m128i top = _mm_loadu_si128((const __m128i*)(dst - BPS)); const __m128i sad8x2 = _mm_sad_epu8(top, zero); // sum the two sads: sad8x2[0:1] + sad8x2[8:9] const __m128i sum = _mm_add_epi16(sad8x2, _mm_shuffle_epi32(sad8x2, 2)); const int DC = _mm_cvtsi128_si32(sum) + 8; - Put16(DC >> 4, dst); + Put16_SSE2(DC >> 4, dst); } -static void DC16NoTopLeft(uint8_t* dst) { // DC with no top and left samples - Put16(0x80, dst); +static void DC16NoTopLeft_SSE2(uint8_t* dst) { // DC with no top & left samples + Put16_SSE2(0x80, dst); } //------------------------------------------------------------------------------ // Chroma -static void VE8uv(uint8_t* dst) { // vertical +static void VE8uv_SSE2(uint8_t* dst) { // vertical int j; const __m128i top = _mm_loadl_epi64((const __m128i*)(dst - BPS)); for (j = 0; j < 8; ++j) { @@ -1121,17 +1127,8 @@ static void VE8uv(uint8_t* dst) { // vertical } } -static void HE8uv(uint8_t* dst) { // horizontal - int j; - for (j = 0; j < 8; ++j) { - const __m128i values = _mm_set1_epi8(dst[-1]); - _mm_storel_epi64((__m128i*)dst, values); - dst += BPS; - } -} - // helper for chroma-DC predictions -static WEBP_INLINE void Put8x8uv(uint8_t v, uint8_t* dst) { +static WEBP_INLINE void Put8x8uv_SSE2(uint8_t v, uint8_t* dst) { int j; const __m128i values = _mm_set1_epi8(v); for (j = 0; j < 8; ++j) { @@ -1139,7 +1136,7 @@ static WEBP_INLINE void Put8x8uv(uint8_t v, uint8_t* dst) { } } -static void DC8uv(uint8_t* dst) { // DC +static void DC8uv_SSE2(uint8_t* dst) { // DC const __m128i zero = _mm_setzero_si128(); const __m128i top = _mm_loadl_epi64((const __m128i*)(dst - BPS)); const __m128i sum = _mm_sad_epu8(top, zero); @@ -1150,29 +1147,29 @@ static void DC8uv(uint8_t* dst) { // DC } { const int DC = _mm_cvtsi128_si32(sum) + left + 8; - Put8x8uv(DC >> 4, dst); + Put8x8uv_SSE2(DC >> 4, dst); } } -static void DC8uvNoLeft(uint8_t* dst) { // DC with no left samples +static void DC8uvNoLeft_SSE2(uint8_t* dst) { // DC with no left samples const __m128i zero = _mm_setzero_si128(); const __m128i top = _mm_loadl_epi64((const __m128i*)(dst - BPS)); const __m128i sum = _mm_sad_epu8(top, zero); const int DC = _mm_cvtsi128_si32(sum) + 4; - Put8x8uv(DC >> 3, dst); + Put8x8uv_SSE2(DC >> 3, dst); } -static void DC8uvNoTop(uint8_t* dst) { // DC with no top samples +static void DC8uvNoTop_SSE2(uint8_t* dst) { // DC with no top samples int dc0 = 4; int i; for (i = 0; i < 8; ++i) { dc0 += dst[-1 + i * BPS]; } - Put8x8uv(dc0 >> 3, dst); + Put8x8uv_SSE2(dc0 >> 3, dst); } -static void DC8uvNoTopLeft(uint8_t* dst) { // DC with nothing - Put8x8uv(0x80, dst); +static void DC8uvNoTopLeft_SSE2(uint8_t* dst) { // DC with nothing + Put8x8uv_SSE2(0x80, dst); } //------------------------------------------------------------------------------ @@ -1181,47 +1178,46 @@ static void DC8uvNoTopLeft(uint8_t* dst) { // DC with nothing extern void VP8DspInitSSE2(void); WEBP_TSAN_IGNORE_FUNCTION void VP8DspInitSSE2(void) { - VP8Transform = Transform; -#if defined(USE_TRANSFORM_AC3) - VP8TransformAC3 = TransformAC3; + VP8Transform = Transform_SSE2; +#if (USE_TRANSFORM_AC3 == 1) + VP8TransformAC3 = TransformAC3_SSE2; #endif - VP8VFilter16 = VFilter16; - VP8HFilter16 = HFilter16; - VP8VFilter8 = VFilter8; - VP8HFilter8 = HFilter8; - VP8VFilter16i = VFilter16i; - VP8HFilter16i = HFilter16i; - VP8VFilter8i = VFilter8i; - VP8HFilter8i = HFilter8i; - - VP8SimpleVFilter16 = SimpleVFilter16; - VP8SimpleHFilter16 = SimpleHFilter16; - VP8SimpleVFilter16i = SimpleVFilter16i; - VP8SimpleHFilter16i = SimpleHFilter16i; - - VP8PredLuma4[1] = TM4; - VP8PredLuma4[2] = VE4; - VP8PredLuma4[4] = RD4; - VP8PredLuma4[5] = VR4; - VP8PredLuma4[6] = LD4; - VP8PredLuma4[7] = VL4; - - VP8PredLuma16[0] = DC16; - VP8PredLuma16[1] = TM16; - VP8PredLuma16[2] = VE16; - VP8PredLuma16[3] = HE16; - VP8PredLuma16[4] = DC16NoTop; - VP8PredLuma16[5] = DC16NoLeft; - VP8PredLuma16[6] = DC16NoTopLeft; - - VP8PredChroma8[0] = DC8uv; - VP8PredChroma8[1] = TM8uv; - VP8PredChroma8[2] = VE8uv; - VP8PredChroma8[3] = HE8uv; - VP8PredChroma8[4] = DC8uvNoTop; - VP8PredChroma8[5] = DC8uvNoLeft; - VP8PredChroma8[6] = DC8uvNoTopLeft; + VP8VFilter16 = VFilter16_SSE2; + VP8HFilter16 = HFilter16_SSE2; + VP8VFilter8 = VFilter8_SSE2; + VP8HFilter8 = HFilter8_SSE2; + VP8VFilter16i = VFilter16i_SSE2; + VP8HFilter16i = HFilter16i_SSE2; + VP8VFilter8i = VFilter8i_SSE2; + VP8HFilter8i = HFilter8i_SSE2; + + VP8SimpleVFilter16 = SimpleVFilter16_SSE2; + VP8SimpleHFilter16 = SimpleHFilter16_SSE2; + VP8SimpleVFilter16i = SimpleVFilter16i_SSE2; + VP8SimpleHFilter16i = SimpleHFilter16i_SSE2; + + VP8PredLuma4[1] = TM4_SSE2; + VP8PredLuma4[2] = VE4_SSE2; + VP8PredLuma4[4] = RD4_SSE2; + VP8PredLuma4[5] = VR4_SSE2; + VP8PredLuma4[6] = LD4_SSE2; + VP8PredLuma4[7] = VL4_SSE2; + + VP8PredLuma16[0] = DC16_SSE2; + VP8PredLuma16[1] = TM16_SSE2; + VP8PredLuma16[2] = VE16_SSE2; + VP8PredLuma16[3] = HE16_SSE2; + VP8PredLuma16[4] = DC16NoTop_SSE2; + VP8PredLuma16[5] = DC16NoLeft_SSE2; + VP8PredLuma16[6] = DC16NoTopLeft_SSE2; + + VP8PredChroma8[0] = DC8uv_SSE2; + VP8PredChroma8[1] = TM8uv_SSE2; + VP8PredChroma8[2] = VE8uv_SSE2; + VP8PredChroma8[4] = DC8uvNoTop_SSE2; + VP8PredChroma8[5] = DC8uvNoLeft_SSE2; + VP8PredChroma8[6] = DC8uvNoTopLeft_SSE2; } #else // !WEBP_USE_SSE2 |