C++ (Cpp) __msa_insert_w Examples

Example #1

File: intrapred_msa.c Project: ALEJANDROJ19/VTW-server

static void intra_predict_tm_4x4_msa(const uint8_t *src_top_ptr,
                                     const uint8_t *src_left,
                                     uint8_t *dst, int32_t dst_stride) {
  uint32_t val;
  uint8_t top_left = src_top_ptr[-1];
  v16i8 src_left0, src_left1, src_left2, src_left3, tmp0, tmp1, src_top = { 0 };
  v16u8 src0, src1, src2, src3;
  v8u16 src_top_left, vec0, vec1, vec2, vec3;

  src_top_left = (v8u16)__msa_fill_h(top_left);
  val = LW(src_top_ptr);
  src_top = (v16i8)__msa_insert_w((v4i32)src_top, 0, val);

  src_left0 = __msa_fill_b(src_left[0]);
  src_left1 = __msa_fill_b(src_left[1]);
  src_left2 = __msa_fill_b(src_left[2]);
  src_left3 = __msa_fill_b(src_left[3]);

  ILVR_B4_UB(src_left0, src_top, src_left1, src_top, src_left2, src_top,
             src_left3, src_top, src0, src1, src2, src3);
  HADD_UB4_UH(src0, src1, src2, src3, vec0, vec1, vec2, vec3);
  IPRED_SUBS_UH2_UH(src_top_left, src_top_left, vec0, vec1);
  IPRED_SUBS_UH2_UH(src_top_left, src_top_left, vec2, vec3);
  SAT_UH4_UH(vec0, vec1, vec2, vec3, 7);
  PCKEV_B2_SB(vec1, vec0, vec3, vec2, tmp0, tmp1);
  ST4x4_UB(tmp0, tmp1, 0, 2, 0, 2, dst, dst_stride);
}

Example #2

File: intrapred_msa.c Project: jfiguinha/Regards

static void intra_predict_dc_tl_4x4_msa(const uint8_t *src, uint8_t *dst,
                                        int32_t dst_stride) {
  uint32_t val0;
  v16i8 store, data = { 0 };
  v8u16 sum_h;
  v4u32 sum_w;

  val0 = LW(src);
  data = (v16i8)__msa_insert_w((v4i32)data, 0, val0);
  sum_h = __msa_hadd_u_h((v16u8)data, (v16u8)data);
  sum_w = __msa_hadd_u_w(sum_h, sum_h);
  sum_w = (v4u32)__msa_srari_w((v4i32)sum_w, 2);
  store = __msa_splati_b((v16i8)sum_w, 0);
  val0 = __msa_copy_u_w((v4i32)store, 0);

  SW4(val0, val0, val0, val0, dst, dst_stride);
}