Merge "Add vpx_highbd_idct16x16_38_add_neon()"

This commit is contained in:
Linfeng Zhang 2017-02-15 19:34:18 +00:00 committed by Gerrit Code Review
commit d5edf56bb5
5 changed files with 452 additions and 177 deletions

View File

@ -477,6 +477,15 @@ const PartialInvTxfmParam neon_partial_idct_tests[] = {
make_tuple(
&vpx_highbd_fdct16x16_c, &highbd_wrapper<vpx_highbd_idct16x16_256_add_c>,
&highbd_wrapper<vpx_highbd_idct16x16_256_add_neon>, TX_16X16, 256, 12, 2),
make_tuple(
&vpx_highbd_fdct16x16_c, &highbd_wrapper<vpx_highbd_idct16x16_256_add_c>,
&highbd_wrapper<vpx_highbd_idct16x16_38_add_neon>, TX_16X16, 38, 8, 2),
make_tuple(
&vpx_highbd_fdct16x16_c, &highbd_wrapper<vpx_highbd_idct16x16_256_add_c>,
&highbd_wrapper<vpx_highbd_idct16x16_38_add_neon>, TX_16X16, 38, 10, 2),
make_tuple(
&vpx_highbd_fdct16x16_c, &highbd_wrapper<vpx_highbd_idct16x16_256_add_c>,
&highbd_wrapper<vpx_highbd_idct16x16_38_add_neon>, TX_16X16, 38, 12, 2),
make_tuple(
&vpx_highbd_fdct16x16_c, &highbd_wrapper<vpx_highbd_idct16x16_256_add_c>,
&highbd_wrapper<vpx_highbd_idct16x16_1_add_neon>, TX_16X16, 1, 8, 2),

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@ -33,6 +33,20 @@ static INLINE void highbd_idct16x16_add_wrap_low_8x2(const int64x2x2_t *const t,
d1->val[1] = vcombine_s32(t32[3].val[0], t32[3].val[1]);
}
static INLINE int32x4x2_t
highbd_idct16x16_add_wrap_low_8x1(const int64x2x2_t *const t) {
int32x2x2_t t32[2];
int32x4x2_t d;
t32[0].val[0] = vrshrn_n_s64(t[0].val[0], DCT_CONST_BITS);
t32[0].val[1] = vrshrn_n_s64(t[0].val[1], DCT_CONST_BITS);
t32[1].val[0] = vrshrn_n_s64(t[1].val[0], DCT_CONST_BITS);
t32[1].val[1] = vrshrn_n_s64(t[1].val[1], DCT_CONST_BITS);
d.val[0] = vcombine_s32(t32[0].val[0], t32[0].val[1]);
d.val[1] = vcombine_s32(t32[1].val[0], t32[1].val[1]);
return d;
}
static INLINE void highbd_idct_cospi_2_30(const int32x4x2_t s0,
const int32x4x2_t s1,
const int32x4_t cospi_2_30_10_22,
@ -418,6 +432,114 @@ static INLINE void highbd_idct16x16_add_stage7(const int32x4x2_t *const step2,
out[15].val[1] = vsubq_s32(step2[0].val[1], step2[15].val[1]);
}
static INLINE void highbd_idct16x16_store_pass1(const int32x4x2_t *const out,
int32_t *output) {
// Save the result into output
vst1q_s32(output + 0, out[0].val[0]);
vst1q_s32(output + 4, out[0].val[1]);
output += 16;
vst1q_s32(output + 0, out[1].val[0]);
vst1q_s32(output + 4, out[1].val[1]);
output += 16;
vst1q_s32(output + 0, out[2].val[0]);
vst1q_s32(output + 4, out[2].val[1]);
output += 16;
vst1q_s32(output + 0, out[3].val[0]);
vst1q_s32(output + 4, out[3].val[1]);
output += 16;
vst1q_s32(output + 0, out[4].val[0]);
vst1q_s32(output + 4, out[4].val[1]);
output += 16;
vst1q_s32(output + 0, out[5].val[0]);
vst1q_s32(output + 4, out[5].val[1]);
output += 16;
vst1q_s32(output + 0, out[6].val[0]);
vst1q_s32(output + 4, out[6].val[1]);
output += 16;
vst1q_s32(output + 0, out[7].val[0]);
vst1q_s32(output + 4, out[7].val[1]);
output += 16;
vst1q_s32(output + 0, out[8].val[0]);
vst1q_s32(output + 4, out[8].val[1]);
output += 16;
vst1q_s32(output + 0, out[9].val[0]);
vst1q_s32(output + 4, out[9].val[1]);
output += 16;
vst1q_s32(output + 0, out[10].val[0]);
vst1q_s32(output + 4, out[10].val[1]);
output += 16;
vst1q_s32(output + 0, out[11].val[0]);
vst1q_s32(output + 4, out[11].val[1]);
output += 16;
vst1q_s32(output + 0, out[12].val[0]);
vst1q_s32(output + 4, out[12].val[1]);
output += 16;
vst1q_s32(output + 0, out[13].val[0]);
vst1q_s32(output + 4, out[13].val[1]);
output += 16;
vst1q_s32(output + 0, out[14].val[0]);
vst1q_s32(output + 4, out[14].val[1]);
output += 16;
vst1q_s32(output + 0, out[15].val[0]);
vst1q_s32(output + 4, out[15].val[1]);
}
static INLINE void highbd_idct16x16_add_store(const int32x4x2_t *const out,
uint16_t *dest, const int stride,
const int bd) {
// Add the result to dest
const int16x8_t max = vdupq_n_s16((1 << bd) - 1);
int16x8_t o[16];
o[0] = vcombine_s16(vrshrn_n_s32(out[0].val[0], 6),
vrshrn_n_s32(out[0].val[1], 6));
o[1] = vcombine_s16(vrshrn_n_s32(out[1].val[0], 6),
vrshrn_n_s32(out[1].val[1], 6));
o[2] = vcombine_s16(vrshrn_n_s32(out[2].val[0], 6),
vrshrn_n_s32(out[2].val[1], 6));
o[3] = vcombine_s16(vrshrn_n_s32(out[3].val[0], 6),
vrshrn_n_s32(out[3].val[1], 6));
o[4] = vcombine_s16(vrshrn_n_s32(out[4].val[0], 6),
vrshrn_n_s32(out[4].val[1], 6));
o[5] = vcombine_s16(vrshrn_n_s32(out[5].val[0], 6),
vrshrn_n_s32(out[5].val[1], 6));
o[6] = vcombine_s16(vrshrn_n_s32(out[6].val[0], 6),
vrshrn_n_s32(out[6].val[1], 6));
o[7] = vcombine_s16(vrshrn_n_s32(out[7].val[0], 6),
vrshrn_n_s32(out[7].val[1], 6));
o[8] = vcombine_s16(vrshrn_n_s32(out[8].val[0], 6),
vrshrn_n_s32(out[8].val[1], 6));
o[9] = vcombine_s16(vrshrn_n_s32(out[9].val[0], 6),
vrshrn_n_s32(out[9].val[1], 6));
o[10] = vcombine_s16(vrshrn_n_s32(out[10].val[0], 6),
vrshrn_n_s32(out[10].val[1], 6));
o[11] = vcombine_s16(vrshrn_n_s32(out[11].val[0], 6),
vrshrn_n_s32(out[11].val[1], 6));
o[12] = vcombine_s16(vrshrn_n_s32(out[12].val[0], 6),
vrshrn_n_s32(out[12].val[1], 6));
o[13] = vcombine_s16(vrshrn_n_s32(out[13].val[0], 6),
vrshrn_n_s32(out[13].val[1], 6));
o[14] = vcombine_s16(vrshrn_n_s32(out[14].val[0], 6),
vrshrn_n_s32(out[14].val[1], 6));
o[15] = vcombine_s16(vrshrn_n_s32(out[15].val[0], 6),
vrshrn_n_s32(out[15].val[1], 6));
highbd_idct16x16_add8x1(o[0], max, &dest, stride);
highbd_idct16x16_add8x1(o[1], max, &dest, stride);
highbd_idct16x16_add8x1(o[2], max, &dest, stride);
highbd_idct16x16_add8x1(o[3], max, &dest, stride);
highbd_idct16x16_add8x1(o[4], max, &dest, stride);
highbd_idct16x16_add8x1(o[5], max, &dest, stride);
highbd_idct16x16_add8x1(o[6], max, &dest, stride);
highbd_idct16x16_add8x1(o[7], max, &dest, stride);
highbd_idct16x16_add8x1(o[8], max, &dest, stride);
highbd_idct16x16_add8x1(o[9], max, &dest, stride);
highbd_idct16x16_add8x1(o[10], max, &dest, stride);
highbd_idct16x16_add8x1(o[11], max, &dest, stride);
highbd_idct16x16_add8x1(o[12], max, &dest, stride);
highbd_idct16x16_add8x1(o[13], max, &dest, stride);
highbd_idct16x16_add8x1(o[14], max, &dest, stride);
highbd_idct16x16_add8x1(o[15], max, &dest, stride);
}
static void highbd_idct16x16_256_add_half1d(const int32_t *input,
int32_t *output, uint16_t *dest,
const int stride, const int bd) {
@ -626,106 +748,203 @@ static void highbd_idct16x16_256_add_half1d(const int32_t *input,
highbd_idct16x16_add_stage7(step2, out);
if (output) {
// pass 1: save the result into output
vst1q_s32(output + 0, out[0].val[0]);
vst1q_s32(output + 4, out[0].val[1]);
output += 16;
vst1q_s32(output + 0, out[1].val[0]);
vst1q_s32(output + 4, out[1].val[1]);
output += 16;
vst1q_s32(output + 0, out[2].val[0]);
vst1q_s32(output + 4, out[2].val[1]);
output += 16;
vst1q_s32(output + 0, out[3].val[0]);
vst1q_s32(output + 4, out[3].val[1]);
output += 16;
vst1q_s32(output + 0, out[4].val[0]);
vst1q_s32(output + 4, out[4].val[1]);
output += 16;
vst1q_s32(output + 0, out[5].val[0]);
vst1q_s32(output + 4, out[5].val[1]);
output += 16;
vst1q_s32(output + 0, out[6].val[0]);
vst1q_s32(output + 4, out[6].val[1]);
output += 16;
vst1q_s32(output + 0, out[7].val[0]);
vst1q_s32(output + 4, out[7].val[1]);
output += 16;
vst1q_s32(output + 0, out[8].val[0]);
vst1q_s32(output + 4, out[8].val[1]);
output += 16;
vst1q_s32(output + 0, out[9].val[0]);
vst1q_s32(output + 4, out[9].val[1]);
output += 16;
vst1q_s32(output + 0, out[10].val[0]);
vst1q_s32(output + 4, out[10].val[1]);
output += 16;
vst1q_s32(output + 0, out[11].val[0]);
vst1q_s32(output + 4, out[11].val[1]);
output += 16;
vst1q_s32(output + 0, out[12].val[0]);
vst1q_s32(output + 4, out[12].val[1]);
output += 16;
vst1q_s32(output + 0, out[13].val[0]);
vst1q_s32(output + 4, out[13].val[1]);
output += 16;
vst1q_s32(output + 0, out[14].val[0]);
vst1q_s32(output + 4, out[14].val[1]);
output += 16;
vst1q_s32(output + 0, out[15].val[0]);
vst1q_s32(output + 4, out[15].val[1]);
highbd_idct16x16_store_pass1(out, output);
} else {
// pass 2: add the result to dest.
const int16x8_t max = vdupq_n_s16((1 << bd) - 1);
int16x8_t o[16];
o[0] = vcombine_s16(vrshrn_n_s32(out[0].val[0], 6),
vrshrn_n_s32(out[0].val[1], 6));
o[1] = vcombine_s16(vrshrn_n_s32(out[1].val[0], 6),
vrshrn_n_s32(out[1].val[1], 6));
o[2] = vcombine_s16(vrshrn_n_s32(out[2].val[0], 6),
vrshrn_n_s32(out[2].val[1], 6));
o[3] = vcombine_s16(vrshrn_n_s32(out[3].val[0], 6),
vrshrn_n_s32(out[3].val[1], 6));
o[4] = vcombine_s16(vrshrn_n_s32(out[4].val[0], 6),
vrshrn_n_s32(out[4].val[1], 6));
o[5] = vcombine_s16(vrshrn_n_s32(out[5].val[0], 6),
vrshrn_n_s32(out[5].val[1], 6));
o[6] = vcombine_s16(vrshrn_n_s32(out[6].val[0], 6),
vrshrn_n_s32(out[6].val[1], 6));
o[7] = vcombine_s16(vrshrn_n_s32(out[7].val[0], 6),
vrshrn_n_s32(out[7].val[1], 6));
o[8] = vcombine_s16(vrshrn_n_s32(out[8].val[0], 6),
vrshrn_n_s32(out[8].val[1], 6));
o[9] = vcombine_s16(vrshrn_n_s32(out[9].val[0], 6),
vrshrn_n_s32(out[9].val[1], 6));
o[10] = vcombine_s16(vrshrn_n_s32(out[10].val[0], 6),
vrshrn_n_s32(out[10].val[1], 6));
o[11] = vcombine_s16(vrshrn_n_s32(out[11].val[0], 6),
vrshrn_n_s32(out[11].val[1], 6));
o[12] = vcombine_s16(vrshrn_n_s32(out[12].val[0], 6),
vrshrn_n_s32(out[12].val[1], 6));
o[13] = vcombine_s16(vrshrn_n_s32(out[13].val[0], 6),
vrshrn_n_s32(out[13].val[1], 6));
o[14] = vcombine_s16(vrshrn_n_s32(out[14].val[0], 6),
vrshrn_n_s32(out[14].val[1], 6));
o[15] = vcombine_s16(vrshrn_n_s32(out[15].val[0], 6),
vrshrn_n_s32(out[15].val[1], 6));
highbd_idct16x16_add8x1(o[0], max, &dest, stride);
highbd_idct16x16_add8x1(o[1], max, &dest, stride);
highbd_idct16x16_add8x1(o[2], max, &dest, stride);
highbd_idct16x16_add8x1(o[3], max, &dest, stride);
highbd_idct16x16_add8x1(o[4], max, &dest, stride);
highbd_idct16x16_add8x1(o[5], max, &dest, stride);
highbd_idct16x16_add8x1(o[6], max, &dest, stride);
highbd_idct16x16_add8x1(o[7], max, &dest, stride);
highbd_idct16x16_add8x1(o[8], max, &dest, stride);
highbd_idct16x16_add8x1(o[9], max, &dest, stride);
highbd_idct16x16_add8x1(o[10], max, &dest, stride);
highbd_idct16x16_add8x1(o[11], max, &dest, stride);
highbd_idct16x16_add8x1(o[12], max, &dest, stride);
highbd_idct16x16_add8x1(o[13], max, &dest, stride);
highbd_idct16x16_add8x1(o[14], max, &dest, stride);
highbd_idct16x16_add8x1(o[15], max, &dest, stride);
highbd_idct16x16_add_store(out, dest, stride, bd);
}
}
static INLINE int32x4x2_t highbd_idct_cospi_lane0_dual(const int32x4x2_t s,
const int32x2_t coef) {
int64x2x2_t t[2];
t[0].val[0] = vmull_lane_s32(vget_low_s32(s.val[0]), coef, 0);
t[0].val[1] = vmull_lane_s32(vget_high_s32(s.val[0]), coef, 0);
t[1].val[0] = vmull_lane_s32(vget_low_s32(s.val[1]), coef, 0);
t[1].val[1] = vmull_lane_s32(vget_high_s32(s.val[1]), coef, 0);
return highbd_idct16x16_add_wrap_low_8x1(t);
}
static INLINE int32x4x2_t highbd_idct_cospi_lane1_dual(const int32x4x2_t s,
const int32x2_t coef) {
int64x2x2_t t[2];
t[0].val[0] = vmull_lane_s32(vget_low_s32(s.val[0]), coef, 1);
t[0].val[1] = vmull_lane_s32(vget_high_s32(s.val[0]), coef, 1);
t[1].val[0] = vmull_lane_s32(vget_low_s32(s.val[1]), coef, 1);
t[1].val[1] = vmull_lane_s32(vget_high_s32(s.val[1]), coef, 1);
return highbd_idct16x16_add_wrap_low_8x1(t);
}
static INLINE int32x4x2_t highbd_idct_add_dual(const int32x4x2_t s0,
const int32x4x2_t s1) {
int32x4x2_t t;
t.val[0] = vaddq_s32(s0.val[0], s1.val[0]);
t.val[1] = vaddq_s32(s0.val[1], s1.val[1]);
return t;
}
static INLINE int32x4x2_t highbd_idct_sub_dual(const int32x4x2_t s0,
const int32x4x2_t s1) {
int32x4x2_t t;
t.val[0] = vsubq_s32(s0.val[0], s1.val[0]);
t.val[1] = vsubq_s32(s0.val[1], s1.val[1]);
return t;
}
static void highbd_idct16x16_38_add_half1d(const int32_t *input,
int32_t *output, uint16_t *dest,
const int stride, const int bd) {
const int32x4_t cospi_0_8_16_24 = vld1q_s32(kCospi32 + 0);
const int32x4_t cospi_4_12_20N_28 = vld1q_s32(kCospi32 + 4);
const int32x4_t cospi_2_30_10_22 = vld1q_s32(kCospi32 + 8);
const int32x4_t cospi_6_26_14_18N = vld1q_s32(kCospi32 + 12);
int32x4x2_t in[8], step1[16], step2[16], out[16];
// Load input (8x8)
in[0].val[0] = vld1q_s32(input);
in[0].val[1] = vld1q_s32(input + 4);
input += 16;
in[1].val[0] = vld1q_s32(input);
in[1].val[1] = vld1q_s32(input + 4);
input += 16;
in[2].val[0] = vld1q_s32(input);
in[2].val[1] = vld1q_s32(input + 4);
input += 16;
in[3].val[0] = vld1q_s32(input);
in[3].val[1] = vld1q_s32(input + 4);
input += 16;
in[4].val[0] = vld1q_s32(input);
in[4].val[1] = vld1q_s32(input + 4);
input += 16;
in[5].val[0] = vld1q_s32(input);
in[5].val[1] = vld1q_s32(input + 4);
input += 16;
in[6].val[0] = vld1q_s32(input);
in[6].val[1] = vld1q_s32(input + 4);
input += 16;
in[7].val[0] = vld1q_s32(input);
in[7].val[1] = vld1q_s32(input + 4);
// Transpose
transpose_s32_8x8(&in[0], &in[1], &in[2], &in[3], &in[4], &in[5], &in[6],
&in[7]);
// stage 1
step1[0] = in[0 / 2];
step1[2] = in[8 / 2];
step1[4] = in[4 / 2];
step1[6] = in[12 / 2];
step1[8] = in[2 / 2];
step1[10] = in[10 / 2];
step1[12] = in[6 / 2];
step1[14] = in[14 / 2]; // 0 in pass 1
// stage 2
step2[0] = step1[0];
step2[2] = step1[2];
step2[4] = step1[4];
step2[6] = step1[6];
step2[8] =
highbd_idct_cospi_lane1_dual(step1[8], vget_low_s32(cospi_2_30_10_22));
step2[9] =
highbd_idct_cospi_lane1_dual(step1[14], vget_high_s32(cospi_6_26_14_18N));
step2[10] =
highbd_idct_cospi_lane1_dual(step1[10], vget_high_s32(cospi_2_30_10_22));
step2[11] =
highbd_idct_cospi_lane1_dual(step1[12], vget_low_s32(cospi_6_26_14_18N));
step2[12] =
highbd_idct_cospi_lane0_dual(step1[12], vget_low_s32(cospi_6_26_14_18N));
step2[13] =
highbd_idct_cospi_lane0_dual(step1[10], vget_high_s32(cospi_2_30_10_22));
step2[14] =
highbd_idct_cospi_lane0_dual(step1[14], vget_high_s32(cospi_6_26_14_18N));
step2[15] =
highbd_idct_cospi_lane0_dual(step1[8], vget_low_s32(cospi_2_30_10_22));
// stage 3
step1[0] = step2[0];
step1[2] = step2[2];
step1[4] =
highbd_idct_cospi_lane1_dual(step2[4], vget_high_s32(cospi_4_12_20N_28));
step1[5] =
highbd_idct_cospi_lane0_dual(step2[6], vget_high_s32(cospi_4_12_20N_28));
step1[6] =
highbd_idct_cospi_lane1_dual(step2[6], vget_low_s32(cospi_4_12_20N_28));
step1[7] =
highbd_idct_cospi_lane0_dual(step2[4], vget_low_s32(cospi_4_12_20N_28));
step1[8] = highbd_idct_add_dual(step2[8], step2[9]);
step1[9] = highbd_idct_sub_dual(step2[8], step2[9]);
step1[10] = highbd_idct_sub_dual(step2[11], step2[10]);
step1[11] = highbd_idct_add_dual(step2[11], step2[10]);
step1[12] = highbd_idct_add_dual(step2[12], step2[13]);
step1[13] = highbd_idct_sub_dual(step2[12], step2[13]);
step1[14] = highbd_idct_sub_dual(step2[15], step2[14]);
step1[15] = highbd_idct_add_dual(step2[15], step2[14]);
// stage 4
step2[0] = step2[1] =
highbd_idct_cospi_lane0_dual(step1[0], vget_high_s32(cospi_0_8_16_24));
step2[2] =
highbd_idct_cospi_lane1_dual(step1[2], vget_high_s32(cospi_0_8_16_24));
step2[3] =
highbd_idct_cospi_lane1_dual(step1[2], vget_low_s32(cospi_0_8_16_24));
step2[4] = highbd_idct_add_dual(step1[4], step1[5]);
step2[5] = highbd_idct_sub_dual(step1[4], step1[5]);
step2[6] = highbd_idct_sub_dual(step1[7], step1[6]);
step2[7] = highbd_idct_add_dual(step1[7], step1[6]);
step2[8] = step1[8];
highbd_idct_cospi_8_24_q(step1[14], step1[9], cospi_0_8_16_24, &step2[9],
&step2[14]);
highbd_idct_cospi_8_24_neg_q(step1[13], step1[10], cospi_0_8_16_24,
&step2[13], &step2[10]);
step2[11] = step1[11];
step2[12] = step1[12];
step2[15] = step1[15];
// stage 5
step1[0] = highbd_idct_add_dual(step2[0], step2[3]);
step1[1] = highbd_idct_add_dual(step2[1], step2[2]);
step1[2] = highbd_idct_sub_dual(step2[1], step2[2]);
step1[3] = highbd_idct_sub_dual(step2[0], step2[3]);
step1[4] = step2[4];
highbd_idct_cospi_16_16_q(step2[5], step2[6], cospi_0_8_16_24, &step1[5],
&step1[6]);
step1[7] = step2[7];
step1[8] = highbd_idct_add_dual(step2[8], step2[11]);
step1[9] = highbd_idct_add_dual(step2[9], step2[10]);
step1[10] = highbd_idct_sub_dual(step2[9], step2[10]);
step1[11] = highbd_idct_sub_dual(step2[8], step2[11]);
step1[12] = highbd_idct_sub_dual(step2[15], step2[12]);
step1[13] = highbd_idct_sub_dual(step2[14], step2[13]);
step1[14] = highbd_idct_add_dual(step2[14], step2[13]);
step1[15] = highbd_idct_add_dual(step2[15], step2[12]);
// stage 6
step2[0] = highbd_idct_add_dual(step1[0], step1[7]);
step2[1] = highbd_idct_add_dual(step1[1], step1[6]);
step2[2] = highbd_idct_add_dual(step1[2], step1[5]);
step2[3] = highbd_idct_add_dual(step1[3], step1[4]);
step2[4] = highbd_idct_sub_dual(step1[3], step1[4]);
step2[5] = highbd_idct_sub_dual(step1[2], step1[5]);
step2[6] = highbd_idct_sub_dual(step1[1], step1[6]);
step2[7] = highbd_idct_sub_dual(step1[0], step1[7]);
highbd_idct_cospi_16_16_q(step1[10], step1[13], cospi_0_8_16_24, &step2[10],
&step2[13]);
highbd_idct_cospi_16_16_q(step1[11], step1[12], cospi_0_8_16_24, &step2[11],
&step2[12]);
step2[8] = step1[8];
step2[9] = step1[9];
step2[14] = step1[14];
step2[15] = step1[15];
// stage 7
highbd_idct16x16_add_stage7(step2, out);
if (output) {
highbd_idct16x16_store_pass1(out, output);
} else {
highbd_idct16x16_add_store(out, dest, stride, bd);
}
}
@ -772,6 +991,41 @@ void vpx_highbd_idct16x16_256_add_neon(const tran_low_t *input, uint8_t *dest8,
}
}
void vpx_highbd_idct16x16_38_add_neon(const tran_low_t *input, uint8_t *dest8,
int stride, int bd) {
uint16_t *dest = CONVERT_TO_SHORTPTR(dest8);
if (bd == 8) {
int16_t row_idct_output[16 * 16];
// pass 1
// Parallel idct on the upper 8 rows
idct16x16_38_add_half1d(input, row_idct_output, dest, stride, 1);
// pass 2
// Parallel idct to get the left 8 columns
idct16x16_38_add_half1d(row_idct_output, NULL, dest, stride, 1);
// Parallel idct to get the right 8 columns
idct16x16_38_add_half1d(row_idct_output + 16 * 8, NULL, dest + 8, stride,
1);
} else {
int32_t row_idct_output[16 * 16];
// pass 1
// Parallel idct on the upper 8 rows
highbd_idct16x16_38_add_half1d(input, row_idct_output, dest, stride, bd);
// pass 2
// Parallel idct to get the left 8 columns
highbd_idct16x16_38_add_half1d(row_idct_output, NULL, dest, stride, bd);
// Parallel idct to get the right 8 columns
highbd_idct16x16_38_add_half1d(row_idct_output + 16 * 8, NULL, dest + 8,
stride, bd);
}
}
static INLINE void highbd_idct16x16_1_add_pos_kernel(uint16_t **dest,
const int stride,
const int16x8_t res,

View File

@ -62,42 +62,6 @@ static INLINE void idct_cospi_16_16_d(const int16x4_t s0, const int16x4_t s1,
wrap_low_4x2(t32, d0, d1);
}
static INLINE void idct16x16_store_pass1(const int16x8_t *const out,
int16_t *output) {
// Save the result into output
vst1q_s16(output, out[0]);
output += 16;
vst1q_s16(output, out[1]);
output += 16;
vst1q_s16(output, out[2]);
output += 16;
vst1q_s16(output, out[3]);
output += 16;
vst1q_s16(output, out[4]);
output += 16;
vst1q_s16(output, out[5]);
output += 16;
vst1q_s16(output, out[6]);
output += 16;
vst1q_s16(output, out[7]);
output += 16;
vst1q_s16(output, out[8]);
output += 16;
vst1q_s16(output, out[9]);
output += 16;
vst1q_s16(output, out[10]);
output += 16;
vst1q_s16(output, out[11]);
output += 16;
vst1q_s16(output, out[12]);
output += 16;
vst1q_s16(output, out[13]);
output += 16;
vst1q_s16(output, out[14]);
output += 16;
vst1q_s16(output, out[15]);
}
static INLINE void idct16x16_add_store(const int16x8_t *const out,
uint8_t *dest, const int stride) {
// Add the result to dest
@ -119,6 +83,44 @@ static INLINE void idct16x16_add_store(const int16x8_t *const out,
idct16x16_add8x1(out[15], &dest, stride);
}
static INLINE void idct16x16_add_store_bd8(int16x8_t *const out, uint16_t *dest,
const int stride) {
// Add the result to dest
const int16x8_t max = vdupq_n_s16((1 << 8) - 1);
out[0] = vrshrq_n_s16(out[0], 6);
out[1] = vrshrq_n_s16(out[1], 6);
out[2] = vrshrq_n_s16(out[2], 6);
out[3] = vrshrq_n_s16(out[3], 6);
out[4] = vrshrq_n_s16(out[4], 6);
out[5] = vrshrq_n_s16(out[5], 6);
out[6] = vrshrq_n_s16(out[6], 6);
out[7] = vrshrq_n_s16(out[7], 6);
out[8] = vrshrq_n_s16(out[8], 6);
out[9] = vrshrq_n_s16(out[9], 6);
out[10] = vrshrq_n_s16(out[10], 6);
out[11] = vrshrq_n_s16(out[11], 6);
out[12] = vrshrq_n_s16(out[12], 6);
out[13] = vrshrq_n_s16(out[13], 6);
out[14] = vrshrq_n_s16(out[14], 6);
out[15] = vrshrq_n_s16(out[15], 6);
highbd_idct16x16_add8x1(out[0], max, &dest, stride);
highbd_idct16x16_add8x1(out[1], max, &dest, stride);
highbd_idct16x16_add8x1(out[2], max, &dest, stride);
highbd_idct16x16_add8x1(out[3], max, &dest, stride);
highbd_idct16x16_add8x1(out[4], max, &dest, stride);
highbd_idct16x16_add8x1(out[5], max, &dest, stride);
highbd_idct16x16_add8x1(out[6], max, &dest, stride);
highbd_idct16x16_add8x1(out[7], max, &dest, stride);
highbd_idct16x16_add8x1(out[8], max, &dest, stride);
highbd_idct16x16_add8x1(out[9], max, &dest, stride);
highbd_idct16x16_add8x1(out[10], max, &dest, stride);
highbd_idct16x16_add8x1(out[11], max, &dest, stride);
highbd_idct16x16_add8x1(out[12], max, &dest, stride);
highbd_idct16x16_add8x1(out[13], max, &dest, stride);
highbd_idct16x16_add8x1(out[14], max, &dest, stride);
highbd_idct16x16_add8x1(out[15], max, &dest, stride);
}
void idct16x16_256_add_half1d(const void *const input, int16_t *output,
void *const dest, const int stride,
const int highbd_flag) {
@ -314,49 +316,16 @@ void idct16x16_256_add_half1d(const void *const input, int16_t *output,
idct16x16_store_pass1(out, output);
} else {
if (highbd_flag) {
// pass 2: add the result to dest.
const int16x8_t max = vdupq_n_s16((1 << 8) - 1);
uint16_t *destT = dest;
out[0] = vrshrq_n_s16(out[0], 6);
out[1] = vrshrq_n_s16(out[1], 6);
out[2] = vrshrq_n_s16(out[2], 6);
out[3] = vrshrq_n_s16(out[3], 6);
out[4] = vrshrq_n_s16(out[4], 6);
out[5] = vrshrq_n_s16(out[5], 6);
out[6] = vrshrq_n_s16(out[6], 6);
out[7] = vrshrq_n_s16(out[7], 6);
out[8] = vrshrq_n_s16(out[8], 6);
out[9] = vrshrq_n_s16(out[9], 6);
out[10] = vrshrq_n_s16(out[10], 6);
out[11] = vrshrq_n_s16(out[11], 6);
out[12] = vrshrq_n_s16(out[12], 6);
out[13] = vrshrq_n_s16(out[13], 6);
out[14] = vrshrq_n_s16(out[14], 6);
out[15] = vrshrq_n_s16(out[15], 6);
highbd_idct16x16_add8x1(out[0], max, &destT, stride);
highbd_idct16x16_add8x1(out[1], max, &destT, stride);
highbd_idct16x16_add8x1(out[2], max, &destT, stride);
highbd_idct16x16_add8x1(out[3], max, &destT, stride);
highbd_idct16x16_add8x1(out[4], max, &destT, stride);
highbd_idct16x16_add8x1(out[5], max, &destT, stride);
highbd_idct16x16_add8x1(out[6], max, &destT, stride);
highbd_idct16x16_add8x1(out[7], max, &destT, stride);
highbd_idct16x16_add8x1(out[8], max, &destT, stride);
highbd_idct16x16_add8x1(out[9], max, &destT, stride);
highbd_idct16x16_add8x1(out[10], max, &destT, stride);
highbd_idct16x16_add8x1(out[11], max, &destT, stride);
highbd_idct16x16_add8x1(out[12], max, &destT, stride);
highbd_idct16x16_add8x1(out[13], max, &destT, stride);
highbd_idct16x16_add8x1(out[14], max, &destT, stride);
highbd_idct16x16_add8x1(out[15], max, &destT, stride);
idct16x16_add_store_bd8(out, dest, stride);
} else {
idct16x16_add_store(out, dest, stride);
}
}
}
static void idct16x16_38_add_half1d(const void *const input, int16_t *output,
uint8_t *dest, const int stride) {
void idct16x16_38_add_half1d(const void *const input, int16_t *const output,
void *const dest, const int stride,
const int highbd_flag) {
const int16x8_t cospis0 = vld1q_s16(kCospi);
const int16x8_t cospis1 = vld1q_s16(kCospi + 8);
const int16x8_t cospisd0 = vaddq_s16(cospis0, cospis0);
@ -507,7 +476,11 @@ static void idct16x16_38_add_half1d(const void *const input, int16_t *output,
if (output) {
idct16x16_store_pass1(out, output);
} else {
idct16x16_add_store(out, dest, stride);
if (highbd_flag) {
idct16x16_add_store_bd8(out, dest, stride);
} else {
idct16x16_add_store(out, dest, stride);
}
}
}
@ -828,14 +801,14 @@ void vpx_idct16x16_38_add_neon(const tran_low_t *input, uint8_t *dest,
// pass 1
// Parallel idct on the upper 8 rows
idct16x16_38_add_half1d(input, row_idct_output, dest, stride);
idct16x16_38_add_half1d(input, row_idct_output, dest, stride, 0);
// pass 2
// Parallel idct to get the left 8 columns
idct16x16_38_add_half1d(row_idct_output, NULL, dest, stride);
idct16x16_38_add_half1d(row_idct_output, NULL, dest, stride, 0);
// Parallel idct to get the right 8 columns
idct16x16_38_add_half1d(row_idct_output + 16 * 8, NULL, dest + 8, stride);
idct16x16_38_add_half1d(row_idct_output + 16 * 8, NULL, dest + 8, stride, 0);
}
void vpx_idct16x16_10_add_neon(const tran_low_t *input, uint8_t *dest,

View File

@ -685,6 +685,42 @@ static INLINE void idct16x16_add_stage7(const int16x8_t *const step2,
#endif
}
static INLINE void idct16x16_store_pass1(const int16x8_t *const out,
int16_t *output) {
// Save the result into output
vst1q_s16(output, out[0]);
output += 16;
vst1q_s16(output, out[1]);
output += 16;
vst1q_s16(output, out[2]);
output += 16;
vst1q_s16(output, out[3]);
output += 16;
vst1q_s16(output, out[4]);
output += 16;
vst1q_s16(output, out[5]);
output += 16;
vst1q_s16(output, out[6]);
output += 16;
vst1q_s16(output, out[7]);
output += 16;
vst1q_s16(output, out[8]);
output += 16;
vst1q_s16(output, out[9]);
output += 16;
vst1q_s16(output, out[10]);
output += 16;
vst1q_s16(output, out[11]);
output += 16;
vst1q_s16(output, out[12]);
output += 16;
vst1q_s16(output, out[13]);
output += 16;
vst1q_s16(output, out[14]);
output += 16;
vst1q_s16(output, out[15]);
}
static INLINE void idct16x16_add8x1(int16x8_t res, uint8_t **dest,
const int stride) {
uint8x8_t d = vld1_u8(*dest);
@ -712,4 +748,8 @@ void idct16x16_256_add_half1d(const void *const input, int16_t *output,
void *const dest, const int stride,
const int highbd_flag);
void idct16x16_38_add_half1d(const void *const input, int16_t *const output,
void *const dest, const int stride,
const int highbd_flag);
#endif // VPX_DSP_ARM_IDCT_NEON_H_

View File

@ -734,7 +734,6 @@ if (vpx_config("CONFIG_VP9_HIGHBITDEPTH") eq "yes") {
add_proto qw/void vpx_highbd_idct16x16_38_add/, "const tran_low_t *input, uint8_t *dest, int stride, int bd";
specialize qw/vpx_highbd_idct16x16_38_add neon sse2/;
$vpx_highbd_idct16x16_38_add_neon=vpx_highbd_idct16x16_256_add_neon;
$vpx_highbd_idct16x16_38_add_sse2=vpx_highbd_idct16x16_256_add_sse2;
add_proto qw/void vpx_highbd_idct16x16_10_add/, "const tran_low_t *input, uint8_t *dest, int stride, int bd";