Update aom to v1.0.0

Update aom to commit id d14c5bb4f336ef1842046089849dee4a301fbbf0.

1 files changed, 294 insertions, 202 deletions

diff --git a/third_party/aom/av1/common/x86/convolve_2d_sse2.c b/third_party/aom/av1/common/x86/convolve_2d_sse2.c
index e4d352c0e..fc0e65453 100644
--- a/third_party/aom/av1/common/x86/convolve_2d_sse2.c
+++ b/third_party/aom/av1/common/x86/convolve_2d_sse2.c
@@ -11,197 +11,20 @@
 
 #include <emmintrin.h>
 
-#include "./aom_dsp_rtcd.h"
+#include "config/aom_dsp_rtcd.h"
+
 #include "aom_dsp/aom_convolve.h"
 #include "aom_dsp/aom_dsp_common.h"
 #include "aom_dsp/aom_filter.h"
+#include "aom_dsp/x86/convolve_sse2.h"
 #include "av1/common/convolve.h"
 
-#if CONFIG_COMPOUND_ROUND
-void av1_convolve_2d_sse2(const uint8_t *src, int src_stride,
-                          CONV_BUF_TYPE *dst, int dst_stride, int w, int h,
-                          InterpFilterParams *filter_params_x,
-                          InterpFilterParams *filter_params_y,
-                          const int subpel_x_q4, const int subpel_y_q4,
-                          ConvolveParams *conv_params) {
-  DECLARE_ALIGNED(16, uint8_t,
-                  im_block[(MAX_SB_SIZE + MAX_FILTER_TAP - 1) * MAX_SB_SIZE]);
-  int im_h = h + filter_params_y->taps - 1;
-  int im_stride = MAX_SB_SIZE;
-  int i, j;
-  const int fo_vert = filter_params_y->taps / 2 - 1;
-  const int fo_horiz = filter_params_x->taps / 2 - 1;
-  const int do_average = conv_params->do_average;
-  const uint8_t *const src_ptr = src - fo_vert * src_stride - fo_horiz;
-
-  const __m128i zero = _mm_setzero_si128();
-
-  /* Horizontal filter */
-  {
-    const int16_t *x_filter = av1_get_interp_filter_subpel_kernel(
-        *filter_params_x, subpel_x_q4 & SUBPEL_MASK);
-    const __m128i coeffs_x = _mm_loadu_si128((__m128i *)x_filter);
-
-    // coeffs 0 1 0 1 2 3 2 3
-    const __m128i tmp_0 = _mm_unpacklo_epi32(coeffs_x, coeffs_x);
-    // coeffs 4 5 4 5 6 7 6 7
-    const __m128i tmp_1 = _mm_unpackhi_epi32(coeffs_x, coeffs_x);
-
-    // coeffs 0 1 0 1 0 1 0 1
-    const __m128i coeff_01 = _mm_unpacklo_epi64(tmp_0, tmp_0);
-    // coeffs 2 3 2 3 2 3 2 3
-    const __m128i coeff_23 = _mm_unpackhi_epi64(tmp_0, tmp_0);
-    // coeffs 4 5 4 5 4 5 4 5
-    const __m128i coeff_45 = _mm_unpacklo_epi64(tmp_1, tmp_1);
-    // coeffs 6 7 6 7 6 7 6 7
-    const __m128i coeff_67 = _mm_unpackhi_epi64(tmp_1, tmp_1);
-
-    const __m128i round_const =
-        _mm_set1_epi32((1 << conv_params->round_0) >> 1);
-    const __m128i round_shift = _mm_cvtsi32_si128(conv_params->round_0);
-
-    for (i = 0; i < im_h; ++i) {
-      for (j = 0; j < w; j += 8) {
-        const __m128i data =
-            _mm_loadu_si128((__m128i *)&src_ptr[i * src_stride + j]);
-
-        // Filter even-index pixels
-        const __m128i src_0 = _mm_unpacklo_epi8(data, zero);
-        const __m128i res_0 = _mm_madd_epi16(src_0, coeff_01);
-        const __m128i src_2 = _mm_unpacklo_epi8(_mm_srli_si128(data, 2), zero);
-        const __m128i res_2 = _mm_madd_epi16(src_2, coeff_23);
-        const __m128i src_4 = _mm_unpacklo_epi8(_mm_srli_si128(data, 4), zero);
-        const __m128i res_4 = _mm_madd_epi16(src_4, coeff_45);
-        const __m128i src_6 = _mm_unpacklo_epi8(_mm_srli_si128(data, 6), zero);
-        const __m128i res_6 = _mm_madd_epi16(src_6, coeff_67);
-
-        __m128i res_even = _mm_add_epi32(_mm_add_epi32(res_0, res_4),
-                                         _mm_add_epi32(res_2, res_6));
-        res_even =
-            _mm_sra_epi32(_mm_add_epi32(res_even, round_const), round_shift);
-
-        // Filter odd-index pixels
-        const __m128i src_1 = _mm_unpacklo_epi8(_mm_srli_si128(data, 1), zero);
-        const __m128i res_1 = _mm_madd_epi16(src_1, coeff_01);
-        const __m128i src_3 = _mm_unpacklo_epi8(_mm_srli_si128(data, 3), zero);
-        const __m128i res_3 = _mm_madd_epi16(src_3, coeff_23);
-        const __m128i src_5 = _mm_unpacklo_epi8(_mm_srli_si128(data, 5), zero);
-        const __m128i res_5 = _mm_madd_epi16(src_5, coeff_45);
-        const __m128i src_7 = _mm_unpacklo_epi8(_mm_srli_si128(data, 7), zero);
-        const __m128i res_7 = _mm_madd_epi16(src_7, coeff_67);
-
-        __m128i res_odd = _mm_add_epi32(_mm_add_epi32(res_1, res_5),
-                                        _mm_add_epi32(res_3, res_7));
-        res_odd =
-            _mm_sra_epi32(_mm_add_epi32(res_odd, round_const), round_shift);
-
-        // Pack in the column order 0, 2, 4, 6, 1, 3, 5, 7
-        __m128i res = _mm_packs_epi32(res_even, res_odd);
-        res = _mm_packus_epi16(res, res);
-        _mm_storel_epi64((__m128i *)&im_block[i * im_stride + j], res);
-      }
-    }
-  }
-
-  /* Vertical filter */
-  {
-    const int16_t *y_filter = av1_get_interp_filter_subpel_kernel(
-        *filter_params_y, subpel_y_q4 & SUBPEL_MASK);
-    const __m128i coeffs_y = _mm_loadu_si128((__m128i *)y_filter);
-
-    // coeffs 0 1 0 1 2 3 2 3
-    const __m128i tmp_0 = _mm_unpacklo_epi32(coeffs_y, coeffs_y);
-    // coeffs 4 5 4 5 6 7 6 7
-    const __m128i tmp_1 = _mm_unpackhi_epi32(coeffs_y, coeffs_y);
-
-    // coeffs 0 1 0 1 0 1 0 1
-    const __m128i coeff_01 = _mm_unpacklo_epi64(tmp_0, tmp_0);
-    // coeffs 2 3 2 3 2 3 2 3
-    const __m128i coeff_23 = _mm_unpackhi_epi64(tmp_0, tmp_0);
-    // coeffs 4 5 4 5 4 5 4 5
-    const __m128i coeff_45 = _mm_unpacklo_epi64(tmp_1, tmp_1);
-    // coeffs 6 7 6 7 6 7 6 7
-    const __m128i coeff_67 = _mm_unpackhi_epi64(tmp_1, tmp_1);
-
-    const __m128i round_const =
-        _mm_set1_epi32((1 << conv_params->round_1) >> 1);
-    const __m128i round_shift = _mm_cvtsi32_si128(conv_params->round_1);
-
-    for (i = 0; i < h; ++i) {
-      for (j = 0; j < w; j += 8) {
-        // Filter even-index pixels
-        const uint8_t *data = &im_block[i * im_stride + j];
-        const __m128i src_01 = _mm_unpacklo_epi8(
-            _mm_loadl_epi64((__m128i *)(data + 0 * im_stride)),
-            _mm_loadl_epi64((__m128i *)(data + 1 * im_stride)));
-        const __m128i src_23 = _mm_unpacklo_epi8(
-            _mm_loadl_epi64((__m128i *)(data + 2 * im_stride)),
-            _mm_loadl_epi64((__m128i *)(data + 3 * im_stride)));
-        const __m128i src_45 = _mm_unpacklo_epi8(
-            _mm_loadl_epi64((__m128i *)(data + 4 * im_stride)),
-            _mm_loadl_epi64((__m128i *)(data + 5 * im_stride)));
-        const __m128i src_67 = _mm_unpacklo_epi8(
-            _mm_loadl_epi64((__m128i *)(data + 6 * im_stride)),
-            _mm_loadl_epi64((__m128i *)(data + 7 * im_stride)));
-
-        const __m128i src_0 = _mm_unpacklo_epi8(src_01, zero);
-        const __m128i src_2 = _mm_unpacklo_epi8(src_23, zero);
-        const __m128i src_4 = _mm_unpacklo_epi8(src_45, zero);
-        const __m128i src_6 = _mm_unpacklo_epi8(src_67, zero);
-
-        const __m128i res_0 = _mm_madd_epi16(src_0, coeff_01);
-        const __m128i res_2 = _mm_madd_epi16(src_2, coeff_23);
-        const __m128i res_4 = _mm_madd_epi16(src_4, coeff_45);
-        const __m128i res_6 = _mm_madd_epi16(src_6, coeff_67);
-
-        const __m128i res_even = _mm_add_epi32(_mm_add_epi32(res_0, res_2),
-                                               _mm_add_epi32(res_4, res_6));
-
-        // Filter odd-index pixels
-        const __m128i src_1 = _mm_unpackhi_epi8(src_01, zero);
-        const __m128i src_3 = _mm_unpackhi_epi8(src_23, zero);
-        const __m128i src_5 = _mm_unpackhi_epi8(src_45, zero);
-        const __m128i src_7 = _mm_unpackhi_epi8(src_67, zero);
-
-        const __m128i res_1 = _mm_madd_epi16(src_1, coeff_01);
-        const __m128i res_3 = _mm_madd_epi16(src_3, coeff_23);
-        const __m128i res_5 = _mm_madd_epi16(src_5, coeff_45);
-        const __m128i res_7 = _mm_madd_epi16(src_7, coeff_67);
-
-        const __m128i res_odd = _mm_add_epi32(_mm_add_epi32(res_1, res_3),
-                                              _mm_add_epi32(res_5, res_7));
-
-        // Rearrange pixels back into the order 0 ... 7
-        const __m128i res_lo = _mm_unpacklo_epi32(res_even, res_odd);
-        const __m128i res_hi = _mm_unpackhi_epi32(res_even, res_odd);
-
-        const __m128i res_lo_round =
-            _mm_sra_epi32(_mm_add_epi32(res_lo, round_const), round_shift);
-        const __m128i res_hi_round =
-            _mm_sra_epi32(_mm_add_epi32(res_hi, round_const), round_shift);
-
-        // Accumulate values into the destination buffer
-        __m128i *const p = (__m128i *)&dst[i * dst_stride + j];
-        if (do_average) {
-          _mm_storeu_si128(p + 0,
-                           _mm_add_epi32(_mm_loadu_si128(p + 0), res_lo_round));
-          _mm_storeu_si128(p + 1,
-                           _mm_add_epi32(_mm_loadu_si128(p + 1), res_hi_round));
-        } else {
-          _mm_storeu_si128(p + 0, res_lo_round);
-          _mm_storeu_si128(p + 1, res_hi_round);
-        }
-      }
-    }
-  }
-}
-#else
-void av1_convolve_2d_sse2(const uint8_t *src, int src_stride,
-                          CONV_BUF_TYPE *dst, int dst_stride, int w, int h,
-                          InterpFilterParams *filter_params_x,
-                          InterpFilterParams *filter_params_y,
-                          const int subpel_x_q4, const int subpel_y_q4,
-                          ConvolveParams *conv_params) {
+void av1_convolve_2d_sr_sse2(const uint8_t *src, int src_stride, uint8_t *dst,
+                             int dst_stride, int w, int h,
+                             InterpFilterParams *filter_params_x,
+                             InterpFilterParams *filter_params_y,
+                             const int subpel_x_q4, const int subpel_y_q4,
+                             ConvolveParams *conv_params) {
   const int bd = 8;
 
   DECLARE_ALIGNED(16, int16_t,
@@ -211,10 +34,14 @@ void av1_convolve_2d_sse2(const uint8_t *src, int src_stride,
   int i, j;
   const int fo_vert = filter_params_y->taps / 2 - 1;
   const int fo_horiz = filter_params_x->taps / 2 - 1;
-  const int do_average = conv_params->do_average;
   const uint8_t *const src_ptr = src - fo_vert * src_stride - fo_horiz;
 
   const __m128i zero = _mm_setzero_si128();
+  const int bits =
+      FILTER_BITS * 2 - conv_params->round_0 - conv_params->round_1;
+  const int offset_bits = bd + 2 * FILTER_BITS - conv_params->round_0;
+
+  assert(conv_params->round_0 > 0);
 
   /* Horizontal filter */
   {
@@ -237,7 +64,7 @@ void av1_convolve_2d_sse2(const uint8_t *src, int src_stride,
     const __m128i coeff_67 = _mm_unpackhi_epi64(tmp_1, tmp_1);
 
     const __m128i round_const = _mm_set1_epi32(
-        ((1 << conv_params->round_0) >> 1) + (1 << (bd + FILTER_BITS - 1)));
+        (1 << (bd + FILTER_BITS - 1)) + ((1 << conv_params->round_0) >> 1));
     const __m128i round_shift = _mm_cvtsi32_si128(conv_params->round_0);
 
     for (i = 0; i < im_h; ++i) {
@@ -302,10 +129,14 @@ void av1_convolve_2d_sse2(const uint8_t *src, int src_stride,
     // coeffs 6 7 6 7 6 7 6 7
     const __m128i coeff_67 = _mm_unpackhi_epi64(tmp_1, tmp_1);
 
+    const __m128i sum_round =
+        _mm_set1_epi32((1 << offset_bits) + ((1 << conv_params->round_1) >> 1));
+    const __m128i sum_shift = _mm_cvtsi32_si128(conv_params->round_1);
+
     const __m128i round_const = _mm_set1_epi32(
-        ((1 << conv_params->round_1) >> 1) -
-        (1 << (bd + 2 * FILTER_BITS - conv_params->round_0 - 1)));
-    const __m128i round_shift = _mm_cvtsi32_si128(conv_params->round_1);
+        ((1 << bits) >> 1) - (1 << (offset_bits - conv_params->round_1)) -
+        ((1 << (offset_bits - conv_params->round_1)) >> 1));
+    const __m128i round_shift = _mm_cvtsi32_si128(bits);
 
     for (i = 0; i < h; ++i) {
       for (j = 0; j < w; j += 8) {
@@ -358,24 +189,285 @@ void av1_convolve_2d_sse2(const uint8_t *src, int src_stride,
         const __m128i res_lo = _mm_unpacklo_epi32(res_even, res_odd);
         const __m128i res_hi = _mm_unpackhi_epi32(res_even, res_odd);
 
-        const __m128i res_lo_round =
-            _mm_sra_epi32(_mm_add_epi32(res_lo, round_const), round_shift);
-        const __m128i res_hi_round =
-            _mm_sra_epi32(_mm_add_epi32(res_hi, round_const), round_shift);
+        __m128i res_lo_round =
+            _mm_sra_epi32(_mm_add_epi32(res_lo, sum_round), sum_shift);
+        __m128i res_hi_round =
+            _mm_sra_epi32(_mm_add_epi32(res_hi, sum_round), sum_shift);
+
+        res_lo_round = _mm_sra_epi32(_mm_add_epi32(res_lo_round, round_const),
+                                     round_shift);
+        res_hi_round = _mm_sra_epi32(_mm_add_epi32(res_hi_round, round_const),
+                                     round_shift);
+
+        const __m128i res16 = _mm_packs_epi32(res_lo_round, res_hi_round);
+        const __m128i res = _mm_packus_epi16(res16, res16);
 
         // Accumulate values into the destination buffer
         __m128i *const p = (__m128i *)&dst[i * dst_stride + j];
+
+        if (w == 2) {
+          *(uint16_t *)p = _mm_cvtsi128_si32(res);
+        } else if (w == 4) {
+          *(uint32_t *)p = _mm_cvtsi128_si32(res);
+        } else {
+          _mm_storel_epi64(p, res);
+        }
+      }
+    }
+  }
+}
+
+static INLINE void copy_128(const uint8_t *src, uint8_t *dst) {
+  __m128i s[8];
+  s[0] = _mm_loadu_si128((__m128i *)(src + 0 * 16));
+  s[1] = _mm_loadu_si128((__m128i *)(src + 1 * 16));
+  s[2] = _mm_loadu_si128((__m128i *)(src + 2 * 16));
+  s[3] = _mm_loadu_si128((__m128i *)(src + 3 * 16));
+  s[4] = _mm_loadu_si128((__m128i *)(src + 4 * 16));
+  s[5] = _mm_loadu_si128((__m128i *)(src + 5 * 16));
+  s[6] = _mm_loadu_si128((__m128i *)(src + 6 * 16));
+  s[7] = _mm_loadu_si128((__m128i *)(src + 7 * 16));
+  _mm_store_si128((__m128i *)(dst + 0 * 16), s[0]);
+  _mm_store_si128((__m128i *)(dst + 1 * 16), s[1]);
+  _mm_store_si128((__m128i *)(dst + 2 * 16), s[2]);
+  _mm_store_si128((__m128i *)(dst + 3 * 16), s[3]);
+  _mm_store_si128((__m128i *)(dst + 4 * 16), s[4]);
+  _mm_store_si128((__m128i *)(dst + 5 * 16), s[5]);
+  _mm_store_si128((__m128i *)(dst + 6 * 16), s[6]);
+  _mm_store_si128((__m128i *)(dst + 7 * 16), s[7]);
+}
+
+void av1_convolve_2d_copy_sr_sse2(const uint8_t *src, int src_stride,
+                                  uint8_t *dst, int dst_stride, int w, int h,
+                                  InterpFilterParams *filter_params_x,
+                                  InterpFilterParams *filter_params_y,
+                                  const int subpel_x_q4, const int subpel_y_q4,
+                                  ConvolveParams *conv_params) {
+  (void)filter_params_x;
+  (void)filter_params_y;
+  (void)subpel_x_q4;
+  (void)subpel_y_q4;
+  (void)conv_params;
+
+  if (w >= 16) {
+    assert(!((intptr_t)dst % 16));
+    assert(!(dst_stride % 16));
+  }
+
+  if (w == 2) {
+    do {
+      memcpy(dst, src, 2 * sizeof(*src));
+      src += src_stride;
+      dst += dst_stride;
+      memcpy(dst, src, 2 * sizeof(*src));
+      src += src_stride;
+      dst += dst_stride;
+      h -= 2;
+    } while (h);
+  } else if (w == 4) {
+    do {
+      memcpy(dst, src, 4 * sizeof(*src));
+      src += src_stride;
+      dst += dst_stride;
+      memcpy(dst, src, 4 * sizeof(*src));
+      src += src_stride;
+      dst += dst_stride;
+      h -= 2;
+    } while (h);
+  } else if (w == 8) {
+    do {
+      __m128i s[2];
+      s[0] = _mm_loadl_epi64((__m128i *)src);
+      src += src_stride;
+      s[1] = _mm_loadl_epi64((__m128i *)src);
+      src += src_stride;
+      _mm_storel_epi64((__m128i *)dst, s[0]);
+      dst += dst_stride;
+      _mm_storel_epi64((__m128i *)dst, s[1]);
+      dst += dst_stride;
+      h -= 2;
+    } while (h);
+  } else if (w == 16) {
+    do {
+      __m128i s[2];
+      s[0] = _mm_loadu_si128((__m128i *)src);
+      src += src_stride;
+      s[1] = _mm_loadu_si128((__m128i *)src);
+      src += src_stride;
+      _mm_store_si128((__m128i *)dst, s[0]);
+      dst += dst_stride;
+      _mm_store_si128((__m128i *)dst, s[1]);
+      dst += dst_stride;
+      h -= 2;
+    } while (h);
+  } else if (w == 32) {
+    do {
+      __m128i s[4];
+      s[0] = _mm_loadu_si128((__m128i *)(src + 0 * 16));
+      s[1] = _mm_loadu_si128((__m128i *)(src + 1 * 16));
+      src += src_stride;
+      s[2] = _mm_loadu_si128((__m128i *)(src + 0 * 16));
+      s[3] = _mm_loadu_si128((__m128i *)(src + 1 * 16));
+      src += src_stride;
+      _mm_store_si128((__m128i *)(dst + 0 * 16), s[0]);
+      _mm_store_si128((__m128i *)(dst + 1 * 16), s[1]);
+      dst += dst_stride;
+      _mm_store_si128((__m128i *)(dst + 0 * 16), s[2]);
+      _mm_store_si128((__m128i *)(dst + 1 * 16), s[3]);
+      dst += dst_stride;
+      h -= 2;
+    } while (h);
+  } else if (w == 64) {
+    do {
+      __m128i s[8];
+      s[0] = _mm_loadu_si128((__m128i *)(src + 0 * 16));
+      s[1] = _mm_loadu_si128((__m128i *)(src + 1 * 16));
+      s[2] = _mm_loadu_si128((__m128i *)(src + 2 * 16));
+      s[3] = _mm_loadu_si128((__m128i *)(src + 3 * 16));
+      src += src_stride;
+      s[4] = _mm_loadu_si128((__m128i *)(src + 0 * 16));
+      s[5] = _mm_loadu_si128((__m128i *)(src + 1 * 16));
+      s[6] = _mm_loadu_si128((__m128i *)(src + 2 * 16));
+      s[7] = _mm_loadu_si128((__m128i *)(src + 3 * 16));
+      src += src_stride;
+      _mm_store_si128((__m128i *)(dst + 0 * 16), s[0]);
+      _mm_store_si128((__m128i *)(dst + 1 * 16), s[1]);
+      _mm_store_si128((__m128i *)(dst + 2 * 16), s[2]);
+      _mm_store_si128((__m128i *)(dst + 3 * 16), s[3]);
+      dst += dst_stride;
+      _mm_store_si128((__m128i *)(dst + 0 * 16), s[4]);
+      _mm_store_si128((__m128i *)(dst + 1 * 16), s[5]);
+      _mm_store_si128((__m128i *)(dst + 2 * 16), s[6]);
+      _mm_store_si128((__m128i *)(dst + 3 * 16), s[7]);
+      dst += dst_stride;
+      h -= 2;
+    } while (h);
+  } else {
+    do {
+      copy_128(src, dst);
+      src += src_stride;
+      dst += dst_stride;
+      copy_128(src, dst);
+      src += src_stride;
+      dst += dst_stride;
+      h -= 2;
+    } while (h);
+  }
+}
+
+void av1_jnt_convolve_2d_copy_sse2(const uint8_t *src, int src_stride,
+                                   uint8_t *dst0, int dst_stride0, int w, int h,
+                                   InterpFilterParams *filter_params_x,
+                                   InterpFilterParams *filter_params_y,
+                                   const int subpel_x_q4, const int subpel_y_q4,
+                                   ConvolveParams *conv_params) {
+  const int bd = 8;
+  CONV_BUF_TYPE *dst = conv_params->dst;
+  int dst_stride = conv_params->dst_stride;
+  (void)filter_params_x;
+  (void)filter_params_y;
+  (void)subpel_x_q4;
+  (void)subpel_y_q4;
+
+  const int bits =
+      FILTER_BITS * 2 - conv_params->round_1 - conv_params->round_0;
+  const int do_average = conv_params->do_average;
+  const int use_jnt_comp_avg = conv_params->use_jnt_comp_avg;
+  const __m128i zero = _mm_setzero_si128();
+  const __m128i left_shift = _mm_cvtsi32_si128(bits);
+  int i, j;
+
+  const int w0 = conv_params->fwd_offset;
+  const int w1 = conv_params->bck_offset;
+  const __m128i wt0 = _mm_set1_epi16(w0);
+  const __m128i wt1 = _mm_set1_epi16(w1);
+  const __m128i wt = _mm_unpacklo_epi16(wt0, wt1);
+
+  const int offset_0 =
+      bd + 2 * FILTER_BITS - conv_params->round_0 - conv_params->round_1;
+  const int offset = (1 << offset_0) + (1 << (offset_0 - 1));
+  const __m128i offset_const = _mm_set1_epi16(offset);
+  const int rounding_shift =
+      2 * FILTER_BITS - conv_params->round_0 - conv_params->round_1;
+  const __m128i rounding_const = _mm_set1_epi16((1 << rounding_shift) >> 1);
+
+  assert((w % 4) == 0);
+
+  if (!(w % 16)) {
+    for (i = 0; i < h; ++i) {
+      for (j = 0; j < w; j += 16) {
+        const __m128i d8 = _mm_loadu_si128((__m128i *)&src[j]);
+
+        const __m128i d16_lo = _mm_unpacklo_epi8(d8, zero);
+        const __m128i d16_hi = _mm_unpackhi_epi8(d8, zero);
+
+        const __m128i res_lo = _mm_sll_epi16(d16_lo, left_shift);
+        const __m128i res_unsigned_lo = _mm_add_epi16(res_lo, offset_const);
+
+        const __m128i res_hi = _mm_sll_epi16(d16_hi, left_shift);
+        const __m128i res_unsigned_hi = _mm_add_epi16(res_hi, offset_const);
+
         if (do_average) {
-          _mm_storeu_si128(p + 0,
-                           _mm_add_epi32(_mm_loadu_si128(p + 0), res_lo_round));
-          _mm_storeu_si128(p + 1,
-                           _mm_add_epi32(_mm_loadu_si128(p + 1), res_hi_round));
+          const __m128i data_ref_0_lo = _mm_loadu_si128((__m128i *)(&dst[j]));
+          const __m128i data_ref_0_hi =
+              _mm_loadu_si128((__m128i *)(&dst[j + 8]));
+
+          const __m128i comp_avg_res_lo =
+              comp_avg(&data_ref_0_lo, &res_unsigned_lo, &wt, use_jnt_comp_avg);
+
+          const __m128i round_result_lo = convolve_rounding(
+              &comp_avg_res_lo, &offset_const, &rounding_const, rounding_shift);
+
+          const __m128i comp_avg_res_hi =
+              comp_avg(&data_ref_0_hi, &res_unsigned_hi, &wt, use_jnt_comp_avg);
+
+          const __m128i round_result_hi = convolve_rounding(
+              &comp_avg_res_hi, &offset_const, &rounding_const, rounding_shift);
+
+          const __m128i res_8 =
+              _mm_packus_epi16(round_result_lo, round_result_hi);
+
+          _mm_store_si128((__m128i *)(&dst0[j]), res_8);
+        } else {
+          _mm_store_si128((__m128i *)(&dst[j]), res_unsigned_lo);
+          _mm_store_si128((__m128i *)(&dst[j + 8]), res_unsigned_hi);
+        }
+      }
+      src += src_stride;
+      dst += dst_stride;
+      dst0 += dst_stride0;
+    }
+  } else {
+    for (i = 0; i < h; ++i) {
+      for (j = 0; j < w; j += 8) {
+        const __m128i d8 = _mm_loadl_epi64((__m128i *)&src[j]);
+        const __m128i d16_0 = _mm_unpacklo_epi8(d8, zero);
+
+        const __m128i res = _mm_sll_epi16(d16_0, left_shift);
+        const __m128i res_unsigned = _mm_add_epi16(res, offset_const);
+
+        if (do_average) {
+          const __m128i data_ref_0 = _mm_loadu_si128((__m128i *)(&dst[j]));
+
+          const __m128i comp_avg_res =
+              comp_avg(&data_ref_0, &res_unsigned, &wt, use_jnt_comp_avg);
+
+          const __m128i round_result = convolve_rounding(
+              &comp_avg_res, &offset_const, &rounding_const, rounding_shift);
+
+          const __m128i res_8 = _mm_packus_epi16(round_result, round_result);
+
+          if (w > 4)
+            _mm_storel_epi64((__m128i *)(&dst0[j]), res_8);
+          else
+            *(uint32_t *)(&dst0[j]) = _mm_cvtsi128_si32(res_8);
         } else {
-          _mm_storeu_si128(p + 0, res_lo_round);
-          _mm_storeu_si128(p + 1, res_hi_round);
+          _mm_store_si128((__m128i *)(&dst[j]), res_unsigned);
         }
       }
+      src += src_stride;
+      dst += dst_stride;
+      dst0 += dst_stride0;
     }
   }
 }
-#endif