Imported Upstream version 6.1
[platform/upstream/ffmpeg.git] / libavcodec / mips / hevc_mc_biw_msa.c
index f775ea8..260ec84 100644 (file)
@@ -42,8 +42,8 @@ static const uint8_t ff_hevc_mask_arr[16 * 2] __attribute__((aligned(0x40))) = {
     out1_l = __msa_dpadd_s_w(offset, (v8i16) out1_l, (v8i16) wgt);  \
                                                                     \
     SRAR_W4_SW(out0_r, out1_r, out0_l, out1_l, rnd);                \
+    CLIP_SW4_0_255(out0_l, out0_r, out1_l, out1_r);                 \
     PCKEV_H2_SH(out0_l, out0_r, out1_l, out1_r, out0, out1);        \
-    CLIP_SH2_0_255(out0, out1);                                     \
 }
 
 #define HEVC_BIW_RND_CLIP4(in0, in1, in2, in3, vec0, vec1, vec2, vec3,       \
@@ -65,8 +65,8 @@ static const uint8_t ff_hevc_mask_arr[16 * 2] __attribute__((aligned(0x40))) = {
     out0_l = __msa_dpadd_s_w(offset, (v8i16) out0_l, (v8i16) wgt);   \
     out1_l = __msa_dpadd_s_w(offset, (v8i16) out1_l, (v8i16) wgt);   \
     SRAR_W4_SW(out0_r, out1_r, out0_l, out1_l, rnd);                 \
+    CLIP_SW4_0_255(out0_r, out1_r, out0_l, out1_l);                  \
     PCKEV_H2_SH(out0_l, out0_r, out1_l, out1_r, out0, out1);         \
-    CLIP_SH2_0_255(out0, out1);                                      \
 }
 
 #define HEVC_BIW_RND_CLIP4_MAX_SATU(in0, in1, in2, in3, vec0, vec1, vec2,  \
@@ -79,9 +79,9 @@ static const uint8_t ff_hevc_mask_arr[16 * 2] __attribute__((aligned(0x40))) = {
                                 out2, out3);                               \
 }
 
-static void hevc_biwgt_copy_4w_msa(uint8_t *src0_ptr,
+static void hevc_biwgt_copy_4w_msa(const uint8_t *src0_ptr,
                                    int32_t src_stride,
-                                   int16_t *src1_ptr,
+                                   const int16_t *src1_ptr,
                                    int32_t src2_stride,
                                    uint8_t *dst,
                                    int32_t dst_stride,
@@ -123,8 +123,8 @@ static void hevc_biwgt_copy_4w_msa(uint8_t *src0_ptr,
         dst0_r = __msa_dpadd_s_w(offset_vec, (v8i16) dst0_r, weight_vec);
         dst0_l = __msa_dpadd_s_w(offset_vec, (v8i16) dst0_l, weight_vec);
         SRAR_W2_SW(dst0_r, dst0_l, rnd_vec);
+        CLIP_SW2_0_255(dst0_r, dst0_l);
         dst0 = (v8i16) __msa_pckev_h((v8i16) dst0_l, (v8i16) dst0_r);
-        CLIP_SH_0_255(dst0);
         out0 = (v16u8) __msa_pckev_b((v16i8) dst0, (v16i8) dst0);
         ST_W2(out0, 0, 1, dst, dst_stride);
     } else if (4 == height) {
@@ -168,9 +168,9 @@ static void hevc_biwgt_copy_4w_msa(uint8_t *src0_ptr,
     }
 }
 
-static void hevc_biwgt_copy_6w_msa(uint8_t *src0_ptr,
+static void hevc_biwgt_copy_6w_msa(const uint8_t *src0_ptr,
                                    int32_t src_stride,
-                                   int16_t *src1_ptr,
+                                   const int16_t *src1_ptr,
                                    int32_t src2_stride,
                                    uint8_t *dst,
                                    int32_t dst_stride,
@@ -182,6 +182,7 @@ static void hevc_biwgt_copy_6w_msa(uint8_t *src0_ptr,
                                    int32_t rnd_val)
 {
     uint32_t loop_cnt;
+    int32_t res = height & 0x03;
     int32_t offset, weight;
     uint64_t tp0, tp1, tp2, tp3;
     v16u8 out0, out1;
@@ -220,11 +221,32 @@ static void hevc_biwgt_copy_6w_msa(uint8_t *src0_ptr,
         ST_H2(out1, 2, 6, dst + 2 * dst_stride + 4, dst_stride);
         dst += (4 * dst_stride);
     }
+    if (res) {
+        LD4(src0_ptr, src_stride, tp0, tp1, tp2, tp3);
+        src0_ptr += (4 * src_stride);
+        INSERT_D2_SB(tp0, tp1, src0);
+        INSERT_D2_SB(tp2, tp3, src1);
+        LD_SH4(src1_ptr, src2_stride, in0, in1, in2, in3);
+        src1_ptr += (4 * src2_stride);
+        ILVRL_B2_SH(zero, src0, dst0, dst1);
+        ILVRL_B2_SH(zero, src1, dst2, dst3);
+        SLLI_4V(dst0, dst1, dst2, dst3, 6);
+        HEVC_BIW_RND_CLIP4_MAX_SATU(dst0, dst1, dst2, dst3,
+                                    in0, in1, in2, in3,
+                                    weight_vec, rnd_vec, offset_vec,
+                                    dst0, dst1, dst2, dst3);
+
+        PCKEV_B2_UB(dst1, dst0, dst3, dst2, out0, out1);
+        ST_W2(out0, 0, 2, dst, dst_stride);
+        ST_H2(out0, 2, 6, dst + 4, dst_stride);
+        ST_W2(out1, 0, 2, dst + 2 * dst_stride, dst_stride);
+        ST_H2(out1, 2, 6, dst + 2 * dst_stride + 4, dst_stride);
+    }
 }
 
-static void hevc_biwgt_copy_8w_msa(uint8_t *src0_ptr,
+static void hevc_biwgt_copy_8w_msa(const uint8_t *src0_ptr,
                                    int32_t src_stride,
-                                   int16_t *src1_ptr,
+                                   const int16_t *src1_ptr,
                                    int32_t src2_stride,
                                    uint8_t *dst,
                                    int32_t dst_stride,
@@ -310,9 +332,9 @@ static void hevc_biwgt_copy_8w_msa(uint8_t *src0_ptr,
     }
 }
 
-static void hevc_biwgt_copy_12w_msa(uint8_t *src0_ptr,
+static void hevc_biwgt_copy_12w_msa(const uint8_t *src0_ptr,
                                     int32_t src_stride,
-                                    int16_t *src1_ptr,
+                                    const int16_t *src1_ptr,
                                     int32_t src2_stride,
                                     uint8_t *dst,
                                     int32_t dst_stride,
@@ -340,7 +362,7 @@ static void hevc_biwgt_copy_12w_msa(uint8_t *src0_ptr,
     weight_vec = __msa_fill_w(weight);
     rnd_vec = __msa_fill_w(rnd_val + 1);
 
-    for (loop_cnt = (16 >> 2); loop_cnt--;) {
+    for (loop_cnt = (height >> 2); loop_cnt--;) {
         LD_SB4(src0_ptr, src_stride, src0, src1, src2, src3);
         src0_ptr += (4 * src_stride);
         LD_SH4(src1_ptr, src2_stride, in0, in1, in2, in3);
@@ -369,9 +391,9 @@ static void hevc_biwgt_copy_12w_msa(uint8_t *src0_ptr,
     }
 }
 
-static void hevc_biwgt_copy_16w_msa(uint8_t *src0_ptr,
+static void hevc_biwgt_copy_16w_msa(const uint8_t *src0_ptr,
                                     int32_t src_stride,
-                                    int16_t *src1_ptr,
+                                    const int16_t *src1_ptr,
                                     int32_t src2_stride,
                                     uint8_t *dst,
                                     int32_t dst_stride,
@@ -424,9 +446,9 @@ static void hevc_biwgt_copy_16w_msa(uint8_t *src0_ptr,
     }
 }
 
-static void hevc_biwgt_copy_24w_msa(uint8_t *src0_ptr,
+static void hevc_biwgt_copy_24w_msa(const uint8_t *src0_ptr,
                                     int32_t src_stride,
-                                    int16_t *src1_ptr,
+                                    const int16_t *src1_ptr,
                                     int32_t src2_stride,
                                     uint8_t *dst,
                                     int32_t dst_stride,
@@ -488,9 +510,9 @@ static void hevc_biwgt_copy_24w_msa(uint8_t *src0_ptr,
     }
 }
 
-static void hevc_biwgt_copy_32w_msa(uint8_t *src0_ptr,
+static void hevc_biwgt_copy_32w_msa(const uint8_t *src0_ptr,
                                     int32_t src_stride,
-                                    int16_t *src1_ptr,
+                                    const int16_t *src1_ptr,
                                     int32_t src2_stride,
                                     uint8_t *dst,
                                     int32_t dst_stride,
@@ -549,9 +571,9 @@ static void hevc_biwgt_copy_32w_msa(uint8_t *src0_ptr,
     }
 }
 
-static void hevc_biwgt_copy_48w_msa(uint8_t *src0_ptr,
+static void hevc_biwgt_copy_48w_msa(const uint8_t *src0_ptr,
                                     int32_t src_stride,
-                                    int16_t *src1_ptr,
+                                    const int16_t *src1_ptr,
                                     int32_t src2_stride,
                                     uint8_t *dst,
                                     int32_t dst_stride,
@@ -601,9 +623,9 @@ static void hevc_biwgt_copy_48w_msa(uint8_t *src0_ptr,
     }
 }
 
-static void hevc_biwgt_copy_64w_msa(uint8_t *src0_ptr,
+static void hevc_biwgt_copy_64w_msa(const uint8_t *src0_ptr,
                                     int32_t src_stride,
-                                    int16_t *src1_ptr,
+                                    const int16_t *src1_ptr,
                                     int32_t src2_stride,
                                     uint8_t *dst,
                                     int32_t dst_stride,
@@ -656,9 +678,9 @@ static void hevc_biwgt_copy_64w_msa(uint8_t *src0_ptr,
     }
 }
 
-static void hevc_hz_biwgt_8t_4w_msa(uint8_t *src0_ptr,
+static void hevc_hz_biwgt_8t_4w_msa(const uint8_t *src0_ptr,
                                     int32_t src_stride,
-                                    int16_t *src1_ptr,
+                                    const int16_t *src1_ptr,
                                     int32_t src2_stride,
                                     uint8_t *dst,
                                     int32_t dst_stride,
@@ -728,9 +750,9 @@ static void hevc_hz_biwgt_8t_4w_msa(uint8_t *src0_ptr,
     }
 }
 
-static void hevc_hz_biwgt_8t_8w_msa(uint8_t *src0_ptr,
+static void hevc_hz_biwgt_8t_8w_msa(const uint8_t *src0_ptr,
                                     int32_t src_stride,
-                                    int16_t *src1_ptr,
+                                    const int16_t *src1_ptr,
                                     int32_t src2_stride,
                                     uint8_t *dst,
                                     int32_t dst_stride,
@@ -808,9 +830,9 @@ static void hevc_hz_biwgt_8t_8w_msa(uint8_t *src0_ptr,
     }
 }
 
-static void hevc_hz_biwgt_8t_12w_msa(uint8_t *src0_ptr,
+static void hevc_hz_biwgt_8t_12w_msa(const uint8_t *src0_ptr,
                                      int32_t src_stride,
-                                     int16_t *src1_ptr,
+                                     const int16_t *src1_ptr,
                                      int32_t src2_stride,
                                      uint8_t *dst,
                                      int32_t dst_stride,
@@ -903,9 +925,9 @@ static void hevc_hz_biwgt_8t_12w_msa(uint8_t *src0_ptr,
     }
 }
 
-static void hevc_hz_biwgt_8t_16w_msa(uint8_t *src0_ptr,
+static void hevc_hz_biwgt_8t_16w_msa(const uint8_t *src0_ptr,
                                      int32_t src_stride,
-                                     int16_t *src1_ptr,
+                                     const int16_t *src1_ptr,
                                      int32_t src2_stride,
                                      uint8_t *dst,
                                      int32_t dst_stride,
@@ -987,9 +1009,9 @@ static void hevc_hz_biwgt_8t_16w_msa(uint8_t *src0_ptr,
     }
 }
 
-static void hevc_hz_biwgt_8t_24w_msa(uint8_t *src0_ptr,
+static void hevc_hz_biwgt_8t_24w_msa(const uint8_t *src0_ptr,
                                      int32_t src_stride,
-                                     int16_t *src1_ptr,
+                                     const int16_t *src1_ptr,
                                      int32_t src2_stride,
                                      uint8_t *dst,
                                      int32_t dst_stride,
@@ -1069,8 +1091,8 @@ static void hevc_hz_biwgt_8t_24w_msa(uint8_t *src0_ptr,
         dst2_l = __msa_dpadd_s_w(offset_vec, (v8i16) dst2_l,
                                  (v8i16) weight_vec);
         SRAR_W2_SW(dst2_r, dst2_l, rnd_vec);
+        CLIP_SW2_0_255(dst2_r, dst2_l);
         out2 = __msa_pckev_h((v8i16) dst2_l, (v8i16) dst2_r);
-        CLIP_SH_0_255(out2);
 
         LD_SB2(src0_ptr, 16, src0, src1);
         src0_ptr += src_stride;
@@ -1100,8 +1122,8 @@ static void hevc_hz_biwgt_8t_24w_msa(uint8_t *src0_ptr,
     dst2_r = __msa_dpadd_s_w(offset_vec, (v8i16) dst2_r, (v8i16) weight_vec);
     dst2_l = __msa_dpadd_s_w(offset_vec, (v8i16) dst2_l, (v8i16) weight_vec);
     SRAR_W2_SW(dst2_r, dst2_l, rnd_vec);
+    CLIP_SW2_0_255(dst2_r, dst2_l);
     out2 = __msa_pckev_h((v8i16) dst2_l, (v8i16) dst2_r);
-    CLIP_SH_0_255(out2);
     PCKEV_B2_SH(out1, out0, out2, out2, out0, out2);
     dst_val0 = __msa_copy_u_d((v2i64) out2, 0);
     ST_SH(out0, dst);
@@ -1109,9 +1131,9 @@ static void hevc_hz_biwgt_8t_24w_msa(uint8_t *src0_ptr,
     dst += dst_stride;
 }
 
-static void hevc_hz_biwgt_8t_32w_msa(uint8_t *src0_ptr,
+static void hevc_hz_biwgt_8t_32w_msa(const uint8_t *src0_ptr,
                                      int32_t src_stride,
-                                     int16_t *src1_ptr,
+                                     const int16_t *src1_ptr,
                                      int32_t src2_stride,
                                      uint8_t *dst,
                                      int32_t dst_stride,
@@ -1195,9 +1217,9 @@ static void hevc_hz_biwgt_8t_32w_msa(uint8_t *src0_ptr,
     }
 }
 
-static void hevc_hz_biwgt_8t_48w_msa(uint8_t *src0_ptr,
+static void hevc_hz_biwgt_8t_48w_msa(const uint8_t *src0_ptr,
                                      int32_t src_stride,
-                                     int16_t *src1_ptr,
+                                     const int16_t *src1_ptr,
                                      int32_t src2_stride,
                                      uint8_t *dst,
                                      int32_t dst_stride,
@@ -1299,9 +1321,9 @@ static void hevc_hz_biwgt_8t_48w_msa(uint8_t *src0_ptr,
     }
 }
 
-static void hevc_hz_biwgt_8t_64w_msa(uint8_t *src0_ptr,
+static void hevc_hz_biwgt_8t_64w_msa(const uint8_t *src0_ptr,
                                      int32_t src_stride,
-                                     int16_t *src1_ptr,
+                                     const int16_t *src1_ptr,
                                      int32_t src2_stride,
                                      uint8_t *dst,
                                      int32_t dst_stride,
@@ -1313,9 +1335,9 @@ static void hevc_hz_biwgt_8t_64w_msa(uint8_t *src0_ptr,
                                      int32_t offset1,
                                      int32_t rnd_val)
 {
-    uint8_t *src0_ptr_tmp;
+    const uint8_t *src0_ptr_tmp;
     uint8_t *dst_tmp;
-    int16_t *src1_ptr_tmp;
+    const int16_t *src1_ptr_tmp;
     uint32_t loop_cnt, cnt;
     int32_t offset, weight, constant;
     v16i8 src0, src1, src2;
@@ -1398,9 +1420,9 @@ static void hevc_hz_biwgt_8t_64w_msa(uint8_t *src0_ptr,
     }
 }
 
-static void hevc_vt_biwgt_8t_4w_msa(uint8_t *src0_ptr,
+static void hevc_vt_biwgt_8t_4w_msa(const uint8_t *src0_ptr,
                                     int32_t src_stride,
-                                    int16_t *src1_ptr,
+                                    const int16_t *src1_ptr,
                                     int32_t src2_stride,
                                     uint8_t *dst,
                                     int32_t dst_stride,
@@ -1413,6 +1435,7 @@ static void hevc_vt_biwgt_8t_4w_msa(uint8_t *src0_ptr,
                                     int32_t rnd_val)
 {
     uint32_t loop_cnt;
+    int32_t res = height & 0x07;
     int32_t offset, weight;
     v16i8 src0, src1, src2, src3, src4, src5, src6, src7, src8, src9, src10;
     v16i8 src11, src12, src13, src14;
@@ -1494,11 +1517,51 @@ static void hevc_vt_biwgt_8t_4w_msa(uint8_t *src0_ptr,
         src6554 = src14131312;
         src6 = src14;
     }
+    if (res) {
+       LD_SB8(src0_ptr, src_stride,
+               src7, src8, src9, src10, src11, src12, src13, src14);
+        src0_ptr += (8 * src_stride);
+        LD_SH8(src1_ptr, src2_stride, in0, in1, in2, in3, in4, in5, in6, in7);
+        src1_ptr += (8 * src2_stride);
+
+        ILVR_D2_SH(in1, in0, in3, in2, in0, in1);
+        ILVR_D2_SH(in5, in4, in7, in6, in2, in3);
+        ILVR_B4_SB(src7, src6, src8, src7, src9, src8, src10, src9,
+                   src76_r, src87_r, src98_r, src109_r);
+        ILVR_B4_SB(src11, src10, src12, src11, src13, src12, src14, src13,
+                   src1110_r, src1211_r, src1312_r, src1413_r);
+        ILVR_D4_SB(src87_r, src76_r, src109_r, src98_r, src1211_r, src1110_r,
+                   src1413_r, src1312_r,
+                   src8776, src10998, src12111110, src14131312);
+        XORI_B4_128_SB(src8776, src10998, src12111110, src14131312);
+
+        DOTP_SB4_SH(src2110, src4332, src6554, src8776, filt0, filt0, filt0,
+                    filt0, dst10, dst32, dst54, dst76);
+        DPADD_SB4_SH(src4332, src6554, src8776, src10998, filt1, filt1, filt1,
+                     filt1, dst10, dst32, dst54, dst76);
+        DPADD_SB4_SH(src6554, src8776, src10998, src12111110, filt2, filt2,
+                     filt2, filt2, dst10, dst32, dst54, dst76);
+        DPADD_SB4_SH(src8776, src10998, src12111110, src14131312, filt3, filt3,
+                     filt3, filt3, dst10, dst32, dst54, dst76);
+
+        HEVC_BIW_RND_CLIP4(dst10, dst32, dst54, dst76,
+                           in0, in1, in2, in3,
+                           weight_vec, rnd_vec, offset_vec,
+                           out0, out1, out2, out3);
+
+        PCKEV_B2_SH(out1, out0, out3, out2, out0, out1);
+        ST_W8(out0, out1, 0, 1, 2, 3, 0, 1, 2, 3, dst, dst_stride);
+
+        src2110 = src10998;
+        src4332 = src12111110;
+        src6554 = src14131312;
+        src6 = src14;
+    }
 }
 
-static void hevc_vt_biwgt_8t_8w_msa(uint8_t *src0_ptr,
+static void hevc_vt_biwgt_8t_8w_msa(const uint8_t *src0_ptr,
                                     int32_t src_stride,
-                                    int16_t *src1_ptr,
+                                    const int16_t *src1_ptr,
                                     int32_t src2_stride,
                                     uint8_t *dst,
                                     int32_t dst_stride,
@@ -1584,9 +1647,9 @@ static void hevc_vt_biwgt_8t_8w_msa(uint8_t *src0_ptr,
     }
 }
 
-static void hevc_vt_biwgt_8t_12w_msa(uint8_t *src0_ptr,
+static void hevc_vt_biwgt_8t_12w_msa(const uint8_t *src0_ptr,
                                      int32_t src_stride,
-                                     int16_t *src1_ptr,
+                                     const int16_t *src1_ptr,
                                      int32_t src2_stride,
                                      uint8_t *dst,
                                      int32_t dst_stride,
@@ -1674,8 +1737,8 @@ static void hevc_vt_biwgt_8t_12w_msa(uint8_t *src0_ptr,
         dst2_l = __msa_dpadd_s_w(offset_vec, (v8i16) dst2_l,
                                  (v8i16) weight_vec);
         SRAR_W2_SW(dst2_r, dst2_l, rnd_vec);
+        CLIP_SW2_0_255(dst2_r, dst2_l);
         out2 = __msa_pckev_h((v8i16) dst2_l, (v8i16) dst2_r);
-        CLIP_SH_0_255(out2);
         PCKEV_B2_SH(out1, out0, out2, out2, out0, out2);
         ST_D2(out0, 0, 1, dst, dst_stride);
         ST_W2(out2, 0, 1, dst + 8, dst_stride);
@@ -1694,9 +1757,9 @@ static void hevc_vt_biwgt_8t_12w_msa(uint8_t *src0_ptr,
     }
 }
 
-static void hevc_vt_biwgt_8t_16multx2mult_msa(uint8_t *src0_ptr,
+static void hevc_vt_biwgt_8t_16multx2mult_msa(const uint8_t *src0_ptr,
                                               int32_t src_stride,
-                                              int16_t *src1_ptr,
+                                              const int16_t *src1_ptr,
                                               int32_t src2_stride,
                                               uint8_t *dst,
                                               int32_t dst_stride,
@@ -1709,8 +1772,8 @@ static void hevc_vt_biwgt_8t_16multx2mult_msa(uint8_t *src0_ptr,
                                               int32_t rnd_val,
                                               int32_t width)
 {
-    uint8_t *src0_ptr_tmp;
-    int16_t *src1_ptr_tmp;
+    const uint8_t *src0_ptr_tmp;
+    const int16_t *src1_ptr_tmp;
     uint8_t *dst_tmp;
     uint32_t loop_cnt, cnt;
     int32_t offset, weight;
@@ -1810,9 +1873,9 @@ static void hevc_vt_biwgt_8t_16multx2mult_msa(uint8_t *src0_ptr,
     }
 }
 
-static void hevc_vt_biwgt_8t_16w_msa(uint8_t *src0_ptr,
+static void hevc_vt_biwgt_8t_16w_msa(const uint8_t *src0_ptr,
                                      int32_t src_stride,
-                                     int16_t *src1_ptr,
+                                     const int16_t *src1_ptr,
                                      int32_t src2_stride,
                                      uint8_t *dst,
                                      int32_t dst_stride,
@@ -1831,9 +1894,9 @@ static void hevc_vt_biwgt_8t_16w_msa(uint8_t *src0_ptr,
                                       rnd_val, 16);
 }
 
-static void hevc_vt_biwgt_8t_24w_msa(uint8_t *src0_ptr,
+static void hevc_vt_biwgt_8t_24w_msa(const uint8_t *src0_ptr,
                                      int32_t src_stride,
-                                     int16_t *src1_ptr,
+                                     const int16_t *src1_ptr,
                                      int32_t src2_stride,
                                      uint8_t *dst,
                                      int32_t dst_stride,
@@ -1856,9 +1919,9 @@ static void hevc_vt_biwgt_8t_24w_msa(uint8_t *src0_ptr,
                             weight0, weight1, offset0, offset1, rnd_val);
 }
 
-static void hevc_vt_biwgt_8t_32w_msa(uint8_t *src0_ptr,
+static void hevc_vt_biwgt_8t_32w_msa(const uint8_t *src0_ptr,
                                      int32_t src_stride,
-                                     int16_t *src1_ptr,
+                                     const int16_t *src1_ptr,
                                      int32_t src2_stride,
                                      uint8_t *dst,
                                      int32_t dst_stride,
@@ -1877,9 +1940,9 @@ static void hevc_vt_biwgt_8t_32w_msa(uint8_t *src0_ptr,
                                       rnd_val, 32);
 }
 
-static void hevc_vt_biwgt_8t_48w_msa(uint8_t *src0_ptr,
+static void hevc_vt_biwgt_8t_48w_msa(const uint8_t *src0_ptr,
                                      int32_t src_stride,
-                                     int16_t *src1_ptr,
+                                     const int16_t *src1_ptr,
                                      int32_t src2_stride,
                                      uint8_t *dst,
                                      int32_t dst_stride,
@@ -1898,9 +1961,9 @@ static void hevc_vt_biwgt_8t_48w_msa(uint8_t *src0_ptr,
                                       rnd_val, 48);
 }
 
-static void hevc_vt_biwgt_8t_64w_msa(uint8_t *src0_ptr,
+static void hevc_vt_biwgt_8t_64w_msa(const uint8_t *src0_ptr,
                                      int32_t src_stride,
-                                     int16_t *src1_ptr,
+                                     const int16_t *src1_ptr,
                                      int32_t src2_stride,
                                      uint8_t *dst,
                                      int32_t dst_stride,
@@ -1919,9 +1982,9 @@ static void hevc_vt_biwgt_8t_64w_msa(uint8_t *src0_ptr,
                                       rnd_val, 64);
 }
 
-static void hevc_hv_biwgt_8t_4w_msa(uint8_t *src0_ptr,
+static void hevc_hv_biwgt_8t_4w_msa(const uint8_t *src0_ptr,
                                     int32_t src_stride,
-                                    int16_t *src1_ptr,
+                                    const int16_t *src1_ptr,
                                     int32_t src2_stride,
                                     uint8_t *dst,
                                     int32_t dst_stride,
@@ -2064,9 +2127,9 @@ static void hevc_hv_biwgt_8t_4w_msa(uint8_t *src0_ptr,
     }
 }
 
-static void hevc_hv_biwgt_8t_8multx2mult_msa(uint8_t *src0_ptr,
+static void hevc_hv_biwgt_8t_8multx2mult_msa(const uint8_t *src0_ptr,
                                              int32_t src_stride,
-                                             int16_t *src1_ptr,
+                                             const int16_t *src1_ptr,
                                              int32_t src2_stride,
                                              uint8_t *dst,
                                              int32_t dst_stride,
@@ -2082,8 +2145,8 @@ static void hevc_hv_biwgt_8t_8multx2mult_msa(uint8_t *src0_ptr,
 {
     uint32_t loop_cnt, cnt;
     int32_t offset, weight;
-    uint8_t *src0_ptr_tmp;
-    int16_t *src1_ptr_tmp;
+    const uint8_t *src0_ptr_tmp;
+    const int16_t *src1_ptr_tmp;
     uint8_t *dst_tmp;
     v16u8 out;
     v16i8 src0, src1, src2, src3, src4, src5, src6, src7, src8;
@@ -2247,9 +2310,9 @@ static void hevc_hv_biwgt_8t_8multx2mult_msa(uint8_t *src0_ptr,
     }
 }
 
-static void hevc_hv_biwgt_8t_8w_msa(uint8_t *src0_ptr,
+static void hevc_hv_biwgt_8t_8w_msa(const uint8_t *src0_ptr,
                                     int32_t src_stride,
-                                    int16_t *src1_ptr,
+                                    const int16_t *src1_ptr,
                                     int32_t src2_stride,
                                     uint8_t *dst,
                                     int32_t dst_stride,
@@ -2269,9 +2332,9 @@ static void hevc_hv_biwgt_8t_8w_msa(uint8_t *src0_ptr,
                                      offset1, rnd_val, 1);
 }
 
-static void hevc_hv_biwgt_8t_12w_msa(uint8_t *src0_ptr,
+static void hevc_hv_biwgt_8t_12w_msa(const uint8_t *src0_ptr,
                                      int32_t src_stride,
-                                     int16_t *src1_ptr,
+                                     const int16_t *src1_ptr,
                                      int32_t src2_stride,
                                      uint8_t *dst,
                                      int32_t dst_stride,
@@ -2285,8 +2348,9 @@ static void hevc_hv_biwgt_8t_12w_msa(uint8_t *src0_ptr,
                                      int32_t rnd_val)
 {
     uint32_t loop_cnt;
-    uint8_t *src0_ptr_tmp, *dst_tmp;
-    int16_t *src1_ptr_tmp;
+    const uint8_t *src0_ptr_tmp;
+    uint8_t *dst_tmp;
+    const int16_t *src1_ptr_tmp;
     int32_t offset, weight;
     uint64_t tp0, tp1;
     v16u8 out;
@@ -2519,9 +2583,9 @@ static void hevc_hv_biwgt_8t_12w_msa(uint8_t *src0_ptr,
     }
 }
 
-static void hevc_hv_biwgt_8t_16w_msa(uint8_t *src0_ptr,
+static void hevc_hv_biwgt_8t_16w_msa(const uint8_t *src0_ptr,
                                      int32_t src_stride,
-                                     int16_t *src1_ptr,
+                                     const int16_t *src1_ptr,
                                      int32_t src2_stride,
                                      uint8_t *dst,
                                      int32_t dst_stride,
@@ -2541,9 +2605,9 @@ static void hevc_hv_biwgt_8t_16w_msa(uint8_t *src0_ptr,
                                      offset1, rnd_val, 2);
 }
 
-static void hevc_hv_biwgt_8t_24w_msa(uint8_t *src0_ptr,
+static void hevc_hv_biwgt_8t_24w_msa(const uint8_t *src0_ptr,
                                      int32_t src_stride,
-                                     int16_t *src1_ptr,
+                                     const int16_t *src1_ptr,
                                      int32_t src2_stride,
                                      uint8_t *dst,
                                      int32_t dst_stride,
@@ -2563,9 +2627,9 @@ static void hevc_hv_biwgt_8t_24w_msa(uint8_t *src0_ptr,
                                      offset1, rnd_val, 3);
 }
 
-static void hevc_hv_biwgt_8t_32w_msa(uint8_t *src0_ptr,
+static void hevc_hv_biwgt_8t_32w_msa(const uint8_t *src0_ptr,
                                      int32_t src_stride,
-                                     int16_t *src1_ptr,
+                                     const int16_t *src1_ptr,
                                      int32_t src2_stride,
                                      uint8_t *dst,
                                      int32_t dst_stride,
@@ -2585,9 +2649,9 @@ static void hevc_hv_biwgt_8t_32w_msa(uint8_t *src0_ptr,
                                      offset1, rnd_val, 4);
 }
 
-static void hevc_hv_biwgt_8t_48w_msa(uint8_t *src0_ptr,
+static void hevc_hv_biwgt_8t_48w_msa(const uint8_t *src0_ptr,
                                      int32_t src_stride,
-                                     int16_t *src1_ptr,
+                                     const int16_t *src1_ptr,
                                      int32_t src2_stride,
                                      uint8_t *dst,
                                      int32_t dst_stride,
@@ -2607,9 +2671,9 @@ static void hevc_hv_biwgt_8t_48w_msa(uint8_t *src0_ptr,
                                      offset1, rnd_val, 6);
 }
 
-static void hevc_hv_biwgt_8t_64w_msa(uint8_t *src0_ptr,
+static void hevc_hv_biwgt_8t_64w_msa(const uint8_t *src0_ptr,
                                      int32_t src_stride,
-                                     int16_t *src1_ptr,
+                                     const int16_t *src1_ptr,
                                      int32_t src2_stride,
                                      uint8_t *dst,
                                      int32_t dst_stride,
@@ -2629,9 +2693,9 @@ static void hevc_hv_biwgt_8t_64w_msa(uint8_t *src0_ptr,
                                      offset1, rnd_val, 8);
 }
 
-static void hevc_hz_biwgt_4t_4x2_msa(uint8_t *src0_ptr,
+static void hevc_hz_biwgt_4t_4x2_msa(const uint8_t *src0_ptr,
                                      int32_t src_stride,
-                                     int16_t *src1_ptr,
+                                     const int16_t *src1_ptr,
                                      int32_t src2_stride,
                                      uint8_t *dst,
                                      int32_t dst_stride,
@@ -2689,9 +2753,9 @@ static void hevc_hz_biwgt_4t_4x2_msa(uint8_t *src0_ptr,
     ST_W2(out0, 0, 1, dst, dst_stride);
 }
 
-static void hevc_hz_biwgt_4t_4x4_msa(uint8_t *src0_ptr,
+static void hevc_hz_biwgt_4t_4x4_msa(const uint8_t *src0_ptr,
                                      int32_t src_stride,
-                                     int16_t *src1_ptr,
+                                     const int16_t *src1_ptr,
                                      int32_t src2_stride,
                                      uint8_t *dst,
                                      int32_t dst_stride,
@@ -2749,9 +2813,9 @@ static void hevc_hz_biwgt_4t_4x4_msa(uint8_t *src0_ptr,
     ST_W4(dst0, 0, 1, 2, 3, dst, dst_stride);
 }
 
-static void hevc_hz_biwgt_4t_4x8multiple_msa(uint8_t *src0_ptr,
+static void hevc_hz_biwgt_4t_4x8multiple_msa(const uint8_t *src0_ptr,
                                              int32_t src_stride,
-                                             int16_t *src1_ptr,
+                                             const int16_t *src1_ptr,
                                              int32_t src2_stride,
                                              uint8_t *dst,
                                              int32_t dst_stride,
@@ -2824,9 +2888,9 @@ static void hevc_hz_biwgt_4t_4x8multiple_msa(uint8_t *src0_ptr,
     }
 }
 
-static void hevc_hz_biwgt_4t_4w_msa(uint8_t *src0_ptr,
+static void hevc_hz_biwgt_4t_4w_msa(const uint8_t *src0_ptr,
                                     int32_t src_stride,
-                                    int16_t *src1_ptr,
+                                    const int16_t *src1_ptr,
                                     int32_t src2_stride,
                                     uint8_t *dst,
                                     int32_t dst_stride,
@@ -2855,9 +2919,9 @@ static void hevc_hz_biwgt_4t_4w_msa(uint8_t *src0_ptr,
     }
 }
 
-static void hevc_hz_biwgt_4t_6w_msa(uint8_t *src0_ptr,
+static void hevc_hz_biwgt_4t_6w_msa(const uint8_t *src0_ptr,
                                     int32_t src_stride,
-                                    int16_t *src1_ptr,
+                                    const int16_t *src1_ptr,
                                     int32_t src2_stride,
                                     uint8_t *dst,
                                     int32_t dst_stride,
@@ -2929,9 +2993,9 @@ static void hevc_hz_biwgt_4t_6w_msa(uint8_t *src0_ptr,
     }
 }
 
-static void hevc_hz_biwgt_4t_8x2_msa(uint8_t *src0_ptr,
+static void hevc_hz_biwgt_4t_8x2_msa(const uint8_t *src0_ptr,
                                      int32_t src_stride,
-                                     int16_t *src1_ptr,
+                                     const int16_t *src1_ptr,
                                      int32_t src2_stride,
                                      uint8_t *dst,
                                      int32_t dst_stride,
@@ -2985,9 +3049,9 @@ static void hevc_hz_biwgt_4t_8x2_msa(uint8_t *src0_ptr,
     ST_D2(dst0, 0, 1, dst, dst_stride);
 }
 
-static void hevc_hz_biwgt_4t_8x6_msa(uint8_t *src0_ptr,
+static void hevc_hz_biwgt_4t_8x6_msa(const uint8_t *src0_ptr,
                                      int32_t src_stride,
-                                     int16_t *src1_ptr,
+                                     const int16_t *src1_ptr,
                                      int32_t src2_stride,
                                      uint8_t *dst,
                                      int32_t dst_stride,
@@ -3059,9 +3123,9 @@ static void hevc_hz_biwgt_4t_8x6_msa(uint8_t *src0_ptr,
     ST_D2(dst3, 0, 1, dst + 4 * dst_stride, dst_stride);
 }
 
-static void hevc_hz_biwgt_4t_8x4multiple_msa(uint8_t *src0_ptr,
+static void hevc_hz_biwgt_4t_8x4multiple_msa(const uint8_t *src0_ptr,
                                              int32_t src_stride,
-                                             int16_t *src1_ptr,
+                                             const int16_t *src1_ptr,
                                              int32_t src2_stride,
                                              uint8_t *dst,
                                              int32_t dst_stride,
@@ -3129,9 +3193,9 @@ static void hevc_hz_biwgt_4t_8x4multiple_msa(uint8_t *src0_ptr,
     }
 }
 
-static void hevc_hz_biwgt_4t_8w_msa(uint8_t *src0_ptr,
+static void hevc_hz_biwgt_4t_8w_msa(const uint8_t *src0_ptr,
                                     int32_t src_stride,
-                                    int16_t *src1_ptr,
+                                    const int16_t *src1_ptr,
                                     int32_t src2_stride,
                                     uint8_t *dst,
                                     int32_t dst_stride,
@@ -3160,9 +3224,9 @@ static void hevc_hz_biwgt_4t_8w_msa(uint8_t *src0_ptr,
     }
 }
 
-static void hevc_hz_biwgt_4t_12w_msa(uint8_t *src0_ptr,
+static void hevc_hz_biwgt_4t_12w_msa(const uint8_t *src0_ptr,
                                      int32_t src_stride,
-                                     int16_t *src1_ptr,
+                                     const int16_t *src1_ptr,
                                      int32_t src2_stride,
                                      uint8_t *dst,
                                      int32_t dst_stride,
@@ -3246,9 +3310,9 @@ static void hevc_hz_biwgt_4t_12w_msa(uint8_t *src0_ptr,
     }
 }
 
-static void hevc_hz_biwgt_4t_16w_msa(uint8_t *src0_ptr,
+static void hevc_hz_biwgt_4t_16w_msa(const uint8_t *src0_ptr,
                                      int32_t src_stride,
-                                     int16_t *src1_ptr,
+                                     const int16_t *src1_ptr,
                                      int32_t src2_stride,
                                      uint8_t *dst,
                                      int32_t dst_stride,
@@ -3335,9 +3399,9 @@ static void hevc_hz_biwgt_4t_16w_msa(uint8_t *src0_ptr,
     }
 }
 
-static void hevc_hz_biwgt_4t_24w_msa(uint8_t *src0_ptr,
+static void hevc_hz_biwgt_4t_24w_msa(const uint8_t *src0_ptr,
                                      int32_t src_stride,
-                                     int16_t *src1_ptr,
+                                     const int16_t *src1_ptr,
                                      int32_t src2_stride,
                                      uint8_t *dst,
                                      int32_t dst_stride,
@@ -3422,9 +3486,9 @@ static void hevc_hz_biwgt_4t_24w_msa(uint8_t *src0_ptr,
     }
 }
 
-static void hevc_hz_biwgt_4t_32w_msa(uint8_t *src0_ptr,
+static void hevc_hz_biwgt_4t_32w_msa(const uint8_t *src0_ptr,
                                      int32_t src_stride,
-                                     int16_t *src1_ptr,
+                                     const int16_t *src1_ptr,
                                      int32_t src2_stride,
                                      uint8_t *dst,
                                      int32_t dst_stride,
@@ -3495,9 +3559,9 @@ static void hevc_hz_biwgt_4t_32w_msa(uint8_t *src0_ptr,
     }
 }
 
-static void hevc_vt_biwgt_4t_4x2_msa(uint8_t *src0_ptr,
+static void hevc_vt_biwgt_4t_4x2_msa(const uint8_t *src0_ptr,
                                      int32_t src_stride,
-                                     int16_t *src1_ptr,
+                                     const int16_t *src1_ptr,
                                      int32_t src2_stride,
                                      uint8_t *dst,
                                      int32_t dst_stride,
@@ -3554,15 +3618,15 @@ static void hevc_vt_biwgt_4t_4x2_msa(uint8_t *src0_ptr,
     dst10_r = __msa_dpadd_s_w(offset_vec, (v8i16) dst10_r, (v8i16) weight_vec);
     dst10_l = __msa_dpadd_s_w(offset_vec, (v8i16) dst10_l, (v8i16) weight_vec);
     SRAR_W2_SW(dst10_r, dst10_l, rnd_vec);
+    CLIP_SW2_0_255(dst10_r, dst10_l);
     out = __msa_pckev_h((v8i16) dst10_l, (v8i16) dst10_r);
-    CLIP_SH_0_255(out);
     out = (v8i16) __msa_pckev_b((v16i8) out, (v16i8) out);
     ST_W2(out, 0, 1, dst, dst_stride);
 }
 
-static void hevc_vt_biwgt_4t_4x4_msa(uint8_t *src0_ptr,
+static void hevc_vt_biwgt_4t_4x4_msa(const uint8_t *src0_ptr,
                                      int32_t src_stride,
-                                     int16_t *src1_ptr,
+                                     const int16_t *src1_ptr,
                                      int32_t src2_stride,
                                      uint8_t *dst,
                                      int32_t dst_stride,
@@ -3627,9 +3691,9 @@ static void hevc_vt_biwgt_4t_4x4_msa(uint8_t *src0_ptr,
     dst += (4 * dst_stride);
 }
 
-static void hevc_vt_biwgt_4t_4x8multiple_msa(uint8_t *src0_ptr,
+static void hevc_vt_biwgt_4t_4x8multiple_msa(const uint8_t *src0_ptr,
                                              int32_t src_stride,
-                                             int16_t *src1_ptr,
+                                             const int16_t *src1_ptr,
                                              int32_t src2_stride,
                                              uint8_t *dst,
                                              int32_t dst_stride,
@@ -3713,9 +3777,9 @@ static void hevc_vt_biwgt_4t_4x8multiple_msa(uint8_t *src0_ptr,
     }
 }
 
-static void hevc_vt_biwgt_4t_4w_msa(uint8_t *src0_ptr,
+static void hevc_vt_biwgt_4t_4w_msa(const uint8_t *src0_ptr,
                                     int32_t src_stride,
-                                    int16_t *src1_ptr,
+                                    const int16_t *src1_ptr,
                                     int32_t src2_stride,
                                     uint8_t *dst,
                                     int32_t dst_stride,
@@ -3744,9 +3808,9 @@ static void hevc_vt_biwgt_4t_4w_msa(uint8_t *src0_ptr,
     }
 }
 
-static void hevc_vt_biwgt_4t_6w_msa(uint8_t *src0_ptr,
+static void hevc_vt_biwgt_4t_6w_msa(const uint8_t *src0_ptr,
                                     int32_t src_stride,
-                                    int16_t *src1_ptr,
+                                    const int16_t *src1_ptr,
                                     int32_t src2_stride,
                                     uint8_t *dst,
                                     int32_t dst_stride,
@@ -3759,6 +3823,7 @@ static void hevc_vt_biwgt_4t_6w_msa(uint8_t *src0_ptr,
                                     int32_t rnd_val)
 {
     uint32_t loop_cnt;
+    int32_t res = height & 0x03;
     int32_t offset, weight, constant;
     v16i8 src0, src1, src2, src3, src4;
     v8i16 in0, in1, in2, in3;
@@ -3819,11 +3884,40 @@ static void hevc_vt_biwgt_4t_6w_msa(uint8_t *src0_ptr,
         ST_H2(tmp1, 2, 6, dst + 2 * dst_stride + 4, dst_stride);
         dst += (4 * dst_stride);
     }
+    if (res) {
+        LD_SB2(src0_ptr, src_stride, src3, src4);
+        src0_ptr += (2 * src_stride);
+        LD_SH4(src1_ptr, src2_stride, in0, in1, in2, in3);
+        src1_ptr += (4 * src2_stride);
+        XORI_B2_128_SB(src3, src4);
+        ILVR_B2_SB(src3, src2, src4, src3, src32_r, src43_r);
+
+        tmp0 = HEVC_FILT_4TAP_SH(src10_r, src32_r, filt0, filt1);
+        tmp1 = HEVC_FILT_4TAP_SH(src21_r, src43_r, filt0, filt1);
+
+        LD_SB2(src0_ptr, src_stride, src1, src2);
+        src0_ptr += (2 * src_stride);
+        XORI_B2_128_SB(src1, src2);
+        ILVR_B2_SB(src1, src4, src2, src1, src10_r, src21_r);
+
+        tmp2 = HEVC_FILT_4TAP_SH(src32_r, src10_r, filt0, filt1);
+        tmp3 = HEVC_FILT_4TAP_SH(src43_r, src21_r, filt0, filt1);
+        HEVC_BIW_RND_CLIP4(tmp0, tmp1, tmp2, tmp3,
+                           in0, in1, in2, in3,
+                           weight_vec, rnd_vec, offset_vec,
+                           tmp0, tmp1, tmp2, tmp3);
+
+        PCKEV_B2_SH(tmp1, tmp0, tmp3, tmp2, tmp0, tmp1);
+        ST_W2(tmp0, 0, 2, dst, dst_stride);
+        ST_H2(tmp0, 2, 6, dst + 4, dst_stride);
+        ST_W2(tmp1, 0, 2, dst + 2 * dst_stride, dst_stride);
+        ST_H2(tmp1, 2, 6, dst + 2 * dst_stride + 4, dst_stride);
+    }
 }
 
-static void hevc_vt_biwgt_4t_8x2_msa(uint8_t *src0_ptr,
+static void hevc_vt_biwgt_4t_8x2_msa(const uint8_t *src0_ptr,
                                      int32_t src_stride,
-                                     int16_t *src1_ptr,
+                                     const int16_t *src1_ptr,
                                      int32_t src2_stride,
                                      uint8_t *dst,
                                      int32_t dst_stride,
@@ -3878,9 +3972,9 @@ static void hevc_vt_biwgt_4t_8x2_msa(uint8_t *src0_ptr,
     ST_D2(tmp0, 0, 1, dst, dst_stride);
 }
 
-static void hevc_vt_biwgt_4t_8x6_msa(uint8_t *src0_ptr,
+static void hevc_vt_biwgt_4t_8x6_msa(const uint8_t *src0_ptr,
                                      int32_t src_stride,
-                                     int16_t *src1_ptr,
+                                     const int16_t *src1_ptr,
                                      int32_t src2_stride,
                                      uint8_t *dst,
                                      int32_t dst_stride,
@@ -3949,9 +4043,9 @@ static void hevc_vt_biwgt_4t_8x6_msa(uint8_t *src0_ptr,
     ST_D2(tmp3, 0, 1, dst + 4 * dst_stride, dst_stride);
 }
 
-static void hevc_vt_biwgt_4t_8x4multiple_msa(uint8_t *src0_ptr,
+static void hevc_vt_biwgt_4t_8x4multiple_msa(const uint8_t *src0_ptr,
                                              int32_t src_stride,
-                                             int16_t *src1_ptr,
+                                             const int16_t *src1_ptr,
                                              int32_t src2_stride,
                                              uint8_t *dst,
                                              int32_t dst_stride,
@@ -4023,9 +4117,9 @@ static void hevc_vt_biwgt_4t_8x4multiple_msa(uint8_t *src0_ptr,
     }
 }
 
-static void hevc_vt_biwgt_4t_8w_msa(uint8_t *src0_ptr,
+static void hevc_vt_biwgt_4t_8w_msa(const uint8_t *src0_ptr,
                                     int32_t src_stride,
-                                    int16_t *src1_ptr,
+                                    const int16_t *src1_ptr,
                                     int32_t src2_stride,
                                     uint8_t *dst,
                                     int32_t dst_stride,
@@ -4054,9 +4148,9 @@ static void hevc_vt_biwgt_4t_8w_msa(uint8_t *src0_ptr,
     }
 }
 
-static void hevc_vt_biwgt_4t_12w_msa(uint8_t *src0_ptr,
+static void hevc_vt_biwgt_4t_12w_msa(const uint8_t *src0_ptr,
                                      int32_t src_stride,
-                                     int16_t *src1_ptr,
+                                     const int16_t *src1_ptr,
                                      int32_t src2_stride,
                                      uint8_t *dst,
                                      int32_t dst_stride,
@@ -4146,9 +4240,9 @@ static void hevc_vt_biwgt_4t_12w_msa(uint8_t *src0_ptr,
     }
 }
 
-static void hevc_vt_biwgt_4t_16w_msa(uint8_t *src0_ptr,
+static void hevc_vt_biwgt_4t_16w_msa(const uint8_t *src0_ptr,
                                      int32_t src_stride,
-                                     int16_t *src1_ptr,
+                                     const int16_t *src1_ptr,
                                      int32_t src2_stride,
                                      uint8_t *dst,
                                      int32_t dst_stride,
@@ -4240,9 +4334,9 @@ static void hevc_vt_biwgt_4t_16w_msa(uint8_t *src0_ptr,
     }
 }
 
-static void hevc_vt_biwgt_4t_24w_msa(uint8_t *src0_ptr,
+static void hevc_vt_biwgt_4t_24w_msa(const uint8_t *src0_ptr,
                                      int32_t src_stride,
-                                     int16_t *src1_ptr,
+                                     const int16_t *src1_ptr,
                                      int32_t src2_stride,
                                      uint8_t *dst,
                                      int32_t dst_stride,
@@ -4377,9 +4471,9 @@ static void hevc_vt_biwgt_4t_24w_msa(uint8_t *src0_ptr,
     }
 }
 
-static void hevc_vt_biwgt_4t_32w_msa(uint8_t *src0_ptr,
+static void hevc_vt_biwgt_4t_32w_msa(const uint8_t *src0_ptr,
                                      int32_t src_stride,
-                                     int16_t *src1_ptr,
+                                     const int16_t *src1_ptr,
                                      int32_t src2_stride,
                                      uint8_t *dst,
                                      int32_t dst_stride,
@@ -4496,9 +4590,9 @@ static void hevc_vt_biwgt_4t_32w_msa(uint8_t *src0_ptr,
     }
 }
 
-static void hevc_hv_biwgt_4t_4x2_msa(uint8_t *src0_ptr,
+static void hevc_hv_biwgt_4t_4x2_msa(const uint8_t *src0_ptr,
                                      int32_t src_stride,
-                                     int16_t *src1_ptr,
+                                     const int16_t *src1_ptr,
                                      int32_t src2_stride,
                                      uint8_t *dst,
                                      int32_t dst_stride,
@@ -4574,15 +4668,15 @@ static void hevc_hv_biwgt_4t_4x2_msa(uint8_t *src0_ptr,
     dst0 = __msa_dpadd_s_w(offset_vec, tmp0, weight_vec);
     dst1 = __msa_dpadd_s_w(offset_vec, tmp1, weight_vec);
     SRAR_W2_SW(dst0, dst1, rnd_vec);
+    CLIP_SW2_0_255(dst0, dst1);
     tmp = __msa_pckev_h((v8i16) dst1, (v8i16) dst0);
-    CLIP_SH_0_255(tmp);
     out = (v16u8) __msa_pckev_b((v16i8) tmp, (v16i8) tmp);
     ST_W2(out, 0, 1, dst, dst_stride);
 }
 
-static void hevc_hv_biwgt_4t_4x4_msa(uint8_t *src0_ptr,
+static void hevc_hv_biwgt_4t_4x4_msa(const uint8_t *src0_ptr,
                                      int32_t src_stride,
-                                     int16_t *src1_ptr,
+                                     const int16_t *src1_ptr,
                                      int32_t src2_stride,
                                      uint8_t *dst,
                                      int32_t dst_stride,
@@ -4671,15 +4765,15 @@ static void hevc_hv_biwgt_4t_4x4_msa(uint8_t *src0_ptr,
     dst2 = __msa_dpadd_s_w(offset_vec, tmp2, weight_vec);
     dst3 = __msa_dpadd_s_w(offset_vec, tmp3, weight_vec);
     SRAR_W4_SW(dst0, dst1, dst2, dst3, rnd_vec);
+    CLIP_SW4_0_255(dst0, dst1, dst2, dst3);
     PCKEV_H2_SH(dst1, dst0, dst3, dst2, tmp0, tmp1);
-    CLIP_SH2_0_255(tmp0, tmp1);
     out = (v16u8) __msa_pckev_b((v16i8) tmp1, (v16i8) tmp0);
     ST_W4(out, 0, 1, 2, 3, dst, dst_stride);
 }
 
-static void hevc_hv_biwgt_4t_4multx8mult_msa(uint8_t *src0_ptr,
+static void hevc_hv_biwgt_4t_4multx8mult_msa(const uint8_t *src0_ptr,
                                              int32_t src_stride,
-                                             int16_t *src1_ptr,
+                                             const int16_t *src1_ptr,
                                              int32_t src2_stride,
                                              uint8_t *dst,
                                              int32_t dst_stride,
@@ -4808,9 +4902,10 @@ static void hevc_hv_biwgt_4t_4multx8mult_msa(uint8_t *src0_ptr,
         dst7 = __msa_dpadd_s_w(offset_vec, tmp7, weight_vec);
         SRAR_W4_SW(dst0, dst1, dst2, dst3, rnd_vec);
         SRAR_W4_SW(dst4, dst5, dst6, dst7, rnd_vec);
+        CLIP_SW4_0_255(dst0, dst1, dst2, dst3);
+        CLIP_SW4_0_255(dst4, dst5, dst6, dst7);
         PCKEV_H4_SH(dst1, dst0, dst3, dst2, dst5, dst4, dst7, dst6, tmp0, tmp1,
                     tmp2, tmp3);
-        CLIP_SH4_0_255(tmp0, tmp1, tmp2, tmp3);
         PCKEV_B2_UB(tmp1, tmp0, tmp3, tmp2, out0, out1);
         ST_W8(out0, out1, 0, 1, 2, 3, 0, 1, 2, 3, dst, dst_stride);
         dst += (8 * dst_stride);
@@ -4821,9 +4916,9 @@ static void hevc_hv_biwgt_4t_4multx8mult_msa(uint8_t *src0_ptr,
     }
 }
 
-static void hevc_hv_biwgt_4t_4w_msa(uint8_t *src0_ptr,
+static void hevc_hv_biwgt_4t_4w_msa(const uint8_t *src0_ptr,
                                     int32_t src_stride,
-                                    int16_t *src1_ptr,
+                                    const int16_t *src1_ptr,
                                     int32_t src2_stride,
                                     uint8_t *dst,
                                     int32_t dst_stride,
@@ -4853,9 +4948,9 @@ static void hevc_hv_biwgt_4t_4w_msa(uint8_t *src0_ptr,
     }
 }
 
-static void hevc_hv_biwgt_4t_6w_msa(uint8_t *src0_ptr,
+static void hevc_hv_biwgt_4t_6w_msa(const uint8_t *src0_ptr,
                                     int32_t src_stride,
-                                    int16_t *src1_ptr,
+                                    const int16_t *src1_ptr,
                                     int32_t src2_stride,
                                     uint8_t *dst,
                                     int32_t dst_stride,
@@ -5006,9 +5101,10 @@ static void hevc_hv_biwgt_4t_6w_msa(uint8_t *src0_ptr,
     dst7 = __msa_dpadd_s_w(offset_vec, tmp7, weight_vec);
     SRAR_W4_SW(dst0, dst1, dst2, dst3, rnd_vec);
     SRAR_W4_SW(dst4, dst5, dst6, dst7, rnd_vec);
+    CLIP_SW4_0_255(dst0, dst1, dst2, dst3);
+    CLIP_SW4_0_255(dst4, dst5, dst6, dst7);
     PCKEV_H4_SH(dst1, dst0, dst3, dst2, dst5, dst4, dst7, dst6, tmp0, tmp1,
                 tmp2, tmp3);
-    CLIP_SH4_0_255(tmp0, tmp1, tmp2, tmp3);
     PCKEV_B2_UB(tmp1, tmp0, tmp3, tmp2, out0, out1);
     ST_W8(out0, out1, 0, 1, 2, 3, 0, 1, 2, 3, dst, dst_stride);
 
@@ -5028,16 +5124,16 @@ static void hevc_hv_biwgt_4t_6w_msa(uint8_t *src0_ptr,
     dst2 = __msa_dpadd_s_w(offset_vec, tmp2, weight_vec);
     dst3 = __msa_dpadd_s_w(offset_vec, tmp3, weight_vec);
     SRAR_W4_SW(dst0, dst1, dst2, dst3, rnd_vec);
+    CLIP_SW4_0_255(dst0, dst1, dst2, dst3);
     PCKEV_H2_SH(dst1, dst0, dst3, dst2, tmp4, tmp5);
 
-    CLIP_SH2_0_255(tmp4, tmp5);
     out2 = (v16u8) __msa_pckev_b((v16i8) tmp5, (v16i8) tmp4);
     ST_H8(out2, 0, 1, 2, 3, 4, 5, 6, 7, dst + 4, dst_stride);
 }
 
-static void hevc_hv_biwgt_4t_8x2_msa(uint8_t *src0_ptr,
+static void hevc_hv_biwgt_4t_8x2_msa(const uint8_t *src0_ptr,
                                      int32_t src_stride,
-                                     int16_t *src1_ptr,
+                                     const int16_t *src1_ptr,
                                      int32_t src2_stride,
                                      uint8_t *dst,
                                      int32_t dst_stride,
@@ -5125,15 +5221,15 @@ static void hevc_hv_biwgt_4t_8x2_msa(uint8_t *src0_ptr,
     dst1_r = __msa_dpadd_s_w(offset_vec, tmp2, weight_vec);
     dst1_l = __msa_dpadd_s_w(offset_vec, tmp3, weight_vec);
     SRAR_W4_SW(dst0_r, dst0_l, dst1_r, dst1_l, rnd_vec);
+    CLIP_SW4_0_255(dst0_r, dst0_l, dst1_r, dst1_l);
     PCKEV_H2_SH(dst0_l, dst0_r, dst1_l, dst1_r, tmp0, tmp1);
-    CLIP_SH2_0_255(tmp0, tmp1);
     out = (v16u8) __msa_pckev_b((v16i8) tmp1, (v16i8) tmp0);
     ST_D2(out, 0, 1, dst, dst_stride);
 }
 
-static void hevc_hv_biwgt_4t_8multx4_msa(uint8_t *src0_ptr,
+static void hevc_hv_biwgt_4t_8multx4_msa(const uint8_t *src0_ptr,
                                          int32_t src_stride,
-                                         int16_t *src1_ptr,
+                                         const int16_t *src1_ptr,
                                          int32_t src2_stride,
                                          uint8_t *dst,
                                          int32_t dst_stride,
@@ -5246,18 +5342,19 @@ static void hevc_hv_biwgt_4t_8multx4_msa(uint8_t *src0_ptr,
         dst7 = __msa_dpadd_s_w(offset_vec, tmp7, weight_vec);
         SRAR_W4_SW(dst0, dst1, dst2, dst3, rnd_vec);
         SRAR_W4_SW(dst4, dst5, dst6, dst7, rnd_vec);
+        CLIP_SW4_0_255(dst0, dst1, dst2, dst3);
+        CLIP_SW4_0_255(dst4, dst5, dst6, dst7);
         PCKEV_H4_SH(dst1, dst0, dst3, dst2, dst5, dst4, dst7, dst6,
                     tmp0, tmp1, tmp2, tmp3);
-        CLIP_SH4_0_255(tmp0, tmp1, tmp2, tmp3);
         PCKEV_B2_UB(tmp1, tmp0, tmp3, tmp2, out0, out1);
         ST_D4(out0, out1, 0, 1, 0, 1, dst, dst_stride);
         dst += 8;
     }
 }
 
-static void hevc_hv_biwgt_4t_8x6_msa(uint8_t *src0_ptr,
+static void hevc_hv_biwgt_4t_8x6_msa(const uint8_t *src0_ptr,
                                      int32_t src_stride,
-                                     int16_t *src1_ptr,
+                                     const int16_t *src1_ptr,
                                      int32_t src2_stride,
                                      uint8_t *dst,
                                      int32_t dst_stride,
@@ -5385,9 +5482,10 @@ static void hevc_hv_biwgt_4t_8x6_msa(uint8_t *src0_ptr,
     dst7 = __msa_dpadd_s_w(offset_vec, tmp7, weight_vec);
     SRAR_W4_SW(dst0, dst1, dst2, dst3, rnd_vec);
     SRAR_W4_SW(dst4, dst5, dst6, dst7, rnd_vec);
+    CLIP_SW4_0_255(dst0, dst1, dst2, dst3);
+    CLIP_SW4_0_255(dst4, dst5, dst6, dst7);
     PCKEV_H4_SH(dst1, dst0, dst3, dst2, dst5, dst4, dst7, dst6,
                 tmp0, tmp1, tmp2, tmp3);
-    CLIP_SH4_0_255(tmp0, tmp1, tmp2, tmp3);
     PCKEV_B2_UB(tmp1, tmp0, tmp3, tmp2, out0, out1);
 
     PCKEV_H2_SW(dst4_l, dst4_r, dst5_l, dst5_r, dst0, dst1);
@@ -5398,16 +5496,16 @@ static void hevc_hv_biwgt_4t_8x6_msa(uint8_t *src0_ptr,
     dst2 = __msa_dpadd_s_w(offset_vec, tmp2, weight_vec);
     dst3 = __msa_dpadd_s_w(offset_vec, tmp3, weight_vec);
     SRAR_W4_SW(dst0, dst1, dst2, dst3, rnd_vec);
+    CLIP_SW4_0_255(dst0, dst1, dst2, dst3);
     PCKEV_H2_SH(dst1, dst0, dst3, dst2, tmp4, tmp5);
-    CLIP_SH2_0_255(tmp4, tmp5);
     out2 = (v16u8) __msa_pckev_b((v16i8) tmp5, (v16i8) tmp4);
     ST_D4(out0, out1, 0, 1, 0, 1, dst, dst_stride);
     ST_D2(out2, 0, 1, dst + 4 * dst_stride, dst_stride);
 }
 
-static void hevc_hv_biwgt_4t_8multx4mult_msa(uint8_t *src0_ptr,
+static void hevc_hv_biwgt_4t_8multx4mult_msa(const uint8_t *src0_ptr,
                                              int32_t src_stride,
-                                             int16_t *src1_ptr,
+                                             const int16_t *src1_ptr,
                                              int32_t src2_stride,
                                              uint8_t *dst,
                                              int32_t dst_stride,
@@ -5424,8 +5522,8 @@ static void hevc_hv_biwgt_4t_8multx4mult_msa(uint8_t *src0_ptr,
     uint32_t loop_cnt;
     uint32_t cnt;
     int32_t offset, weight;
-    uint8_t *src0_ptr_tmp;
-    int16_t *src1_ptr_tmp;
+    const uint8_t *src0_ptr_tmp;
+    const int16_t *src1_ptr_tmp;
     uint8_t *dst_tmp;
     v16u8 out0, out1;
     v16i8 src0, src1, src2, src3, src4, src5, src6;
@@ -5535,9 +5633,10 @@ static void hevc_hv_biwgt_4t_8multx4mult_msa(uint8_t *src0_ptr,
             dst7 = __msa_dpadd_s_w(offset_vec, tmp7, weight_vec);
             SRAR_W4_SW(dst0, dst1, dst2, dst3, rnd_vec);
             SRAR_W4_SW(dst4, dst5, dst6, dst7, rnd_vec);
+            CLIP_SW4_0_255(dst0, dst1, dst2, dst3);
+            CLIP_SW4_0_255(dst4, dst5, dst6, dst7);
             PCKEV_H4_SH(dst1, dst0, dst3, dst2, dst5, dst4, dst7, dst6,
                         tmp0, tmp1, tmp2, tmp3);
-            CLIP_SH4_0_255(tmp0, tmp1, tmp2, tmp3);
             PCKEV_B2_UB(tmp1, tmp0, tmp3, tmp2, out0, out1);
             ST_D4(out0, out1, 0, 1, 0, 1, dst_tmp, dst_stride);
             dst_tmp += (4 * dst_stride);
@@ -5555,9 +5654,9 @@ static void hevc_hv_biwgt_4t_8multx4mult_msa(uint8_t *src0_ptr,
     }
 }
 
-static void hevc_hv_biwgt_4t_8w_msa(uint8_t *src0_ptr,
+static void hevc_hv_biwgt_4t_8w_msa(const uint8_t *src0_ptr,
                                     int32_t src_stride,
-                                    int16_t *src1_ptr,
+                                    const int16_t *src1_ptr,
                                     int32_t src2_stride,
                                     uint8_t *dst,
                                     int32_t dst_stride,
@@ -5592,9 +5691,9 @@ static void hevc_hv_biwgt_4t_8w_msa(uint8_t *src0_ptr,
     }
 }
 
-static void hevc_hv_biwgt_4t_12w_msa(uint8_t *src0_ptr,
+static void hevc_hv_biwgt_4t_12w_msa(const uint8_t *src0_ptr,
                                      int32_t src_stride,
-                                     int16_t *src1_ptr,
+                                     const int16_t *src1_ptr,
                                      int32_t src2_stride,
                                      uint8_t *dst,
                                      int32_t dst_stride,
@@ -5610,8 +5709,9 @@ static void hevc_hv_biwgt_4t_12w_msa(uint8_t *src0_ptr,
     uint32_t loop_cnt;
     uint64_t tp0, tp1;
     int32_t offset, weight;
-    uint8_t *src0_ptr_tmp, *dst_tmp;
-    int16_t *src1_ptr_tmp;
+    const uint8_t *src0_ptr_tmp;
+    const int16_t *src1_ptr_tmp;
+    uint8_t *dst_tmp;
     v16u8 out0, out1;
     v16i8 src0, src1, src2, src3, src4, src5, src6, src7, src8, src9, src10;
     v16i8 vec0, vec1, vec2, vec3, vec4, vec5, vec6, vec7;
@@ -5722,9 +5822,10 @@ static void hevc_hv_biwgt_4t_12w_msa(uint8_t *src0_ptr,
         dst7 = __msa_dpadd_s_w(offset_vec, tmp7, weight_vec);
         SRAR_W4_SW(dst0, dst1, dst2, dst3, rnd_vec);
         SRAR_W4_SW(dst4, dst5, dst6, dst7, rnd_vec);
+        CLIP_SW4_0_255(dst0, dst1, dst2, dst3);
+        CLIP_SW4_0_255(dst4, dst5, dst6, dst7);
         PCKEV_H4_SH(dst1, dst0, dst3, dst2, dst5, dst4, dst7, dst6,
                     tmp0, tmp1, tmp2, tmp3);
-        CLIP_SH4_0_255(tmp0, tmp1, tmp2, tmp3);
         PCKEV_B2_UB(tmp1, tmp0, tmp3, tmp2, out0, out1);
         ST_D4(out0, out1, 0, 1, 0, 1, dst_tmp, dst_stride);
         dst_tmp += (4 * dst_stride);
@@ -5818,9 +5919,10 @@ static void hevc_hv_biwgt_4t_12w_msa(uint8_t *src0_ptr,
         dst7 = __msa_dpadd_s_w(offset_vec, tmp7, weight_vec);
         SRAR_W4_SW(dst0, dst1, dst2, dst3, rnd_vec);
         SRAR_W4_SW(dst4, dst5, dst6, dst7, rnd_vec);
+        CLIP_SW4_0_255(dst0, dst1, dst2, dst3);
+        CLIP_SW4_0_255(dst4, dst5, dst6, dst7);
         PCKEV_H4_SH(dst1, dst0, dst3, dst2, dst5, dst4, dst7, dst6,
                     tmp0, tmp1, tmp2, tmp3);
-        CLIP_SH4_0_255(tmp0, tmp1, tmp2, tmp3);
         PCKEV_B2_UB(tmp1, tmp0, tmp3, tmp2, out0, out1);
         ST_W8(out0, out1, 0, 1, 2, 3, 0, 1, 2, 3, dst, dst_stride);
         dst += (8 * dst_stride);
@@ -5831,9 +5933,9 @@ static void hevc_hv_biwgt_4t_12w_msa(uint8_t *src0_ptr,
     }
 }
 
-static void hevc_hv_biwgt_4t_16w_msa(uint8_t *src0_ptr,
+static void hevc_hv_biwgt_4t_16w_msa(const uint8_t *src0_ptr,
                                      int32_t src_stride,
-                                     int16_t *src1_ptr,
+                                     const int16_t *src1_ptr,
                                      int32_t src2_stride,
                                      uint8_t *dst,
                                      int32_t dst_stride,
@@ -5859,9 +5961,9 @@ static void hevc_hv_biwgt_4t_16w_msa(uint8_t *src0_ptr,
     }
 }
 
-static void hevc_hv_biwgt_4t_24w_msa(uint8_t *src0_ptr,
+static void hevc_hv_biwgt_4t_24w_msa(const uint8_t *src0_ptr,
                                      int32_t src_stride,
-                                     int16_t *src1_ptr,
+                                     const int16_t *src1_ptr,
                                      int32_t src2_stride,
                                      uint8_t *dst,
                                      int32_t dst_stride,
@@ -5881,9 +5983,9 @@ static void hevc_hv_biwgt_4t_24w_msa(uint8_t *src0_ptr,
                                      weight1, offset0, offset1, rnd_val, 24);
 }
 
-static void hevc_hv_biwgt_4t_32w_msa(uint8_t *src0_ptr,
+static void hevc_hv_biwgt_4t_32w_msa(const uint8_t *src0_ptr,
                                      int32_t src_stride,
-                                     int16_t *src1_ptr,
+                                     const int16_t *src1_ptr,
                                      int32_t src2_stride,
                                      uint8_t *dst,
                                      int32_t dst_stride,
@@ -5906,9 +6008,9 @@ static void hevc_hv_biwgt_4t_32w_msa(uint8_t *src0_ptr,
 #define BI_W_MC_COPY(WIDTH)                                                  \
 void ff_hevc_put_hevc_bi_w_pel_pixels##WIDTH##_8_msa(uint8_t *dst,           \
                                                      ptrdiff_t dst_stride,   \
-                                                     uint8_t *src,           \
+                                                     const uint8_t *src,     \
                                                      ptrdiff_t src_stride,   \
-                                                     int16_t *src_16bit,     \
+                                                     const int16_t *src_16bit, \
                                                      int height,             \
                                                      int denom,              \
                                                      int weight0,            \
@@ -5944,10 +6046,10 @@ BI_W_MC_COPY(64);
 void ff_hevc_put_hevc_bi_w_##PEL##_##DIR##WIDTH##_8_msa(uint8_t *dst,         \
                                                         ptrdiff_t             \
                                                         dst_stride,           \
-                                                        uint8_t *src,         \
+                                                        const uint8_t *src,   \
                                                         ptrdiff_t             \
                                                         src_stride,           \
-                                                        int16_t *src_16bit,   \
+                                                        const int16_t *src_16bit, \
                                                         int height,           \
                                                         int denom,            \
                                                         int weight0,          \
@@ -6007,9 +6109,9 @@ BI_W_MC(epel, v, 32, 4, vt, my);
 #define BI_W_MC_HV(PEL, WIDTH, TAP)                                         \
 void ff_hevc_put_hevc_bi_w_##PEL##_hv##WIDTH##_8_msa(uint8_t *dst,          \
                                                      ptrdiff_t dst_stride,  \
-                                                     uint8_t *src,          \
+                                                     const uint8_t *src,    \
                                                      ptrdiff_t src_stride,  \
-                                                     int16_t *src_16bit,    \
+                                                     const int16_t *src_16bit, \
                                                      int height,            \
                                                      int denom,             \
                                                      int weight0,           \