ref: 06200817310b6c1f214a7c3d155d10c853051e27
parent: 0f014c97e5fc950f7ef0d25bfb8ff4593e7e733a
author: Linfeng Zhang <linfengz@google.com>
date: Tue Feb 14 05:24:51 EST 2017
Add vpx_highbd_idct16x16_10_add_neon() BUG=webm:1301 Change-Id: If686c8144764c4162458f0bc4bb1bbf6555c48ab
--- a/test/partial_idct_test.cc
+++ b/test/partial_idct_test.cc
@@ -488,6 +488,15 @@
&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_10_add_neon>, TX_16X16, 10, 8, 2),
+ make_tuple(
+ &vpx_highbd_fdct16x16_c, &highbd_wrapper<vpx_highbd_idct16x16_256_add_c>,
+ &highbd_wrapper<vpx_highbd_idct16x16_10_add_neon>, TX_16X16, 10, 10, 2),
+ make_tuple(
+ &vpx_highbd_fdct16x16_c, &highbd_wrapper<vpx_highbd_idct16x16_256_add_c>,
+ &highbd_wrapper<vpx_highbd_idct16x16_10_add_neon>, TX_16X16, 10, 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),
make_tuple(
&vpx_highbd_fdct16x16_c, &highbd_wrapper<vpx_highbd_idct16x16_256_add_c>,
--- a/vpx_dsp/arm/highbd_idct16x16_add_neon.c
+++ b/vpx_dsp/arm/highbd_idct16x16_add_neon.c
@@ -33,6 +33,19 @@
d1->val[1] = vcombine_s32(t32[3].val[0], t32[3].val[1]);
}
+static INLINE void highbd_idct16x16_add_wrap_low_4x2(const int64x2x2_t *const t,
+ int32x4_t *const d0,
+ int32x4_t *const d1) {+ int32x2x2_t t32[2];
+
+ 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);
+ *d0 = vcombine_s32(t32[0].val[0], t32[0].val[1]);
+ *d1 = vcombine_s32(t32[1].val[0], t32[1].val[1]);
+}
+
static INLINE int32x4x2_t
highbd_idct16x16_add_wrap_low_8x1(const int64x2x2_t *const t) {int32x2x2_t t32[2];
@@ -47,6 +60,14 @@
return d;
}
+static INLINE int32x4_t highbd_idct16x16_add_wrap_low_4x1(const int64x2x2_t t) {+ int32x2x2_t t32;
+
+ t32.val[0] = vrshrn_n_s64(t.val[0], DCT_CONST_BITS);
+ t32.val[1] = vrshrn_n_s64(t.val[1], DCT_CONST_BITS);
+ return vcombine_s32(t32.val[0], t32.val[1]);
+}
+
static INLINE void highbd_idct_cospi_2_30(const int32x4x2_t s0,
const int32x4x2_t s1,
const int32x4_t cospi_2_30_10_22,
@@ -336,6 +357,27 @@
vget_low_s32(cospi_0_8_16_24), 1);
}
+static INLINE void highbd_idct_cospi_8_24_d_kernel(
+ const int32x4_t s0, const int32x4_t s1, const int32x4_t cospi_0_8_16_24,
+ int64x2x2_t *const t) {+ t[0].val[0] =
+ vmull_lane_s32(vget_low_s32(s0), vget_high_s32(cospi_0_8_16_24), 1);
+ t[0].val[1] =
+ vmull_lane_s32(vget_high_s32(s0), vget_high_s32(cospi_0_8_16_24), 1);
+ t[1].val[0] =
+ vmull_lane_s32(vget_low_s32(s1), vget_high_s32(cospi_0_8_16_24), 1);
+ t[1].val[1] =
+ vmull_lane_s32(vget_high_s32(s1), vget_high_s32(cospi_0_8_16_24), 1);
+ t[0].val[0] = vmlsl_lane_s32(t[0].val[0], vget_low_s32(s1),
+ vget_low_s32(cospi_0_8_16_24), 1);
+ t[0].val[1] = vmlsl_lane_s32(t[0].val[1], vget_high_s32(s1),
+ vget_low_s32(cospi_0_8_16_24), 1);
+ t[1].val[0] = vmlal_lane_s32(t[1].val[0], vget_low_s32(s0),
+ vget_low_s32(cospi_0_8_16_24), 1);
+ t[1].val[1] = vmlal_lane_s32(t[1].val[1], vget_high_s32(s0),
+ vget_low_s32(cospi_0_8_16_24), 1);
+}
+
static INLINE void highbd_idct_cospi_8_24_q(const int32x4x2_t s0,
const int32x4x2_t s1,
const int32x4_t cospi_0_8_16_24,
@@ -347,6 +389,17 @@
highbd_idct16x16_add_wrap_low_8x2(t, d0, d1);
}
+static INLINE void highbd_idct_cospi_8_24_d(const int32x4_t s0,
+ const int32x4_t s1,
+ const int32x4_t cospi_0_8_16_24,
+ int32x4_t *const d0,
+ int32x4_t *const d1) {+ int64x2x2_t t[2];
+
+ highbd_idct_cospi_8_24_d_kernel(s0, s1, cospi_0_8_16_24, t);
+ highbd_idct16x16_add_wrap_low_4x2(t, d0, d1);
+}
+
static INLINE void highbd_idct_cospi_8_24_neg_q(const int32x4x2_t s0,
const int32x4x2_t s1,
const int32x4_t cospi_0_8_16_24,
@@ -362,6 +415,19 @@
highbd_idct16x16_add_wrap_low_8x2(t, d0, d1);
}
+static INLINE void highbd_idct_cospi_8_24_neg_d(const int32x4_t s0,
+ const int32x4_t s1,
+ const int32x4_t cospi_0_8_16_24,
+ int32x4_t *const d0,
+ int32x4_t *const d1) {+ int64x2x2_t t[2];
+
+ highbd_idct_cospi_8_24_d_kernel(s0, s1, cospi_0_8_16_24, t);
+ t[1].val[0] = vsubq_s64(vdupq_n_s64(0), t[1].val[0]);
+ t[1].val[1] = vsubq_s64(vdupq_n_s64(0), t[1].val[1]);
+ highbd_idct16x16_add_wrap_low_4x2(t, d0, d1);
+}
+
static INLINE void highbd_idct_cospi_16_16_q(const int32x4x2_t s0,
const int32x4x2_t s1,
const int32x4_t cospi_0_8_16_24,
@@ -396,8 +462,30 @@
highbd_idct16x16_add_wrap_low_8x2(t, d0, d1);
}
-static INLINE void highbd_idct16x16_add_stage7(const int32x4x2_t *const step2,
- int32x4x2_t *const out) {+static INLINE void highbd_idct_cospi_16_16_d(const int32x4_t s0,
+ const int32x4_t s1,
+ const int32x4_t cospi_0_8_16_24,
+ int32x4_t *const d0,
+ int32x4_t *const d1) {+ int64x2x2_t t[3];
+
+ t[2].val[0] =
+ vmull_lane_s32(vget_low_s32(s1), vget_high_s32(cospi_0_8_16_24), 0);
+ t[2].val[1] =
+ vmull_lane_s32(vget_high_s32(s1), vget_high_s32(cospi_0_8_16_24), 0);
+ t[0].val[0] = vmlsl_lane_s32(t[2].val[0], vget_low_s32(s0),
+ vget_high_s32(cospi_0_8_16_24), 0);
+ t[0].val[1] = vmlsl_lane_s32(t[2].val[1], vget_high_s32(s0),
+ vget_high_s32(cospi_0_8_16_24), 0);
+ t[1].val[0] = vmlal_lane_s32(t[2].val[0], vget_low_s32(s0),
+ vget_high_s32(cospi_0_8_16_24), 0);
+ t[1].val[1] = vmlal_lane_s32(t[2].val[1], vget_high_s32(s0),
+ vget_high_s32(cospi_0_8_16_24), 0);
+ highbd_idct16x16_add_wrap_low_4x2(t, d0, d1);
+}
+
+static INLINE void highbd_idct16x16_add_stage7_dual(
+ const int32x4x2_t *const step2, int32x4x2_t *const out) {out[0].val[0] = vaddq_s32(step2[0].val[0], step2[15].val[0]);
out[0].val[1] = vaddq_s32(step2[0].val[1], step2[15].val[1]);
out[1].val[0] = vaddq_s32(step2[1].val[0], step2[14].val[0]);
@@ -432,6 +520,26 @@
out[15].val[1] = vsubq_s32(step2[0].val[1], step2[15].val[1]);
}
+static INLINE void highbd_idct16x16_add_stage7(const int32x4_t *const step2,
+ int32x4_t *const out) {+ out[0] = vaddq_s32(step2[0], step2[15]);
+ out[1] = vaddq_s32(step2[1], step2[14]);
+ out[2] = vaddq_s32(step2[2], step2[13]);
+ out[3] = vaddq_s32(step2[3], step2[12]);
+ out[4] = vaddq_s32(step2[4], step2[11]);
+ out[5] = vaddq_s32(step2[5], step2[10]);
+ out[6] = vaddq_s32(step2[6], step2[9]);
+ out[7] = vaddq_s32(step2[7], step2[8]);
+ out[8] = vsubq_s32(step2[7], step2[8]);
+ out[9] = vsubq_s32(step2[6], step2[9]);
+ out[10] = vsubq_s32(step2[5], step2[10]);
+ out[11] = vsubq_s32(step2[4], step2[11]);
+ out[12] = vsubq_s32(step2[3], step2[12]);
+ out[13] = vsubq_s32(step2[2], step2[13]);
+ out[14] = vsubq_s32(step2[1], step2[14]);
+ out[15] = vsubq_s32(step2[0], step2[15]);
+}
+
static INLINE void highbd_idct16x16_store_pass1(const int32x4x2_t *const out,
int32_t *output) {// Save the result into output
@@ -745,7 +853,7 @@
step2[15] = step1[15];
// stage 7
- highbd_idct16x16_add_stage7(step2, out);
+ highbd_idct16x16_add_stage7_dual(step2, out);
if (output) {highbd_idct16x16_store_pass1(out, output);
@@ -765,6 +873,15 @@
return highbd_idct16x16_add_wrap_low_8x1(t);
}
+static INLINE int32x4_t highbd_idct_cospi_lane0(const int32x4_t s,
+ const int32x2_t coef) {+ int64x2x2_t t;
+
+ t.val[0] = vmull_lane_s32(vget_low_s32(s), coef, 0);
+ t.val[1] = vmull_lane_s32(vget_high_s32(s), coef, 0);
+ return highbd_idct16x16_add_wrap_low_4x1(t);
+}
+
static INLINE int32x4x2_t highbd_idct_cospi_lane1_dual(const int32x4x2_t s,
const int32x2_t coef) {int64x2x2_t t[2];
@@ -776,6 +893,15 @@
return highbd_idct16x16_add_wrap_low_8x1(t);
}
+static INLINE int32x4_t highbd_idct_cospi_lane1(const int32x4_t s,
+ const int32x2_t coef) {+ int64x2x2_t t;
+
+ t.val[0] = vmull_lane_s32(vget_low_s32(s), coef, 1);
+ t.val[1] = vmull_lane_s32(vget_high_s32(s), coef, 1);
+ return highbd_idct16x16_add_wrap_low_4x1(t);
+}
+
static INLINE int32x4x2_t highbd_idct_add_dual(const int32x4x2_t s0,
const int32x4x2_t s1) {int32x4x2_t t;
@@ -939,8 +1065,273 @@
step2[15] = step1[15];
// stage 7
+ highbd_idct16x16_add_stage7_dual(step2, out);
+
+ if (output) {+ highbd_idct16x16_store_pass1(out, output);
+ } else {+ highbd_idct16x16_add_store(out, dest, stride, bd);
+ }
+}
+
+void highbd_idct16x16_10_add_half1d_pass1(const tran_low_t *input,
+ int32_t *output) {+ 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);
+ int32x4_t in[4], step1[16], step2[16], out[16];
+
+ // Load input (4x4)
+ in[0] = vld1q_s32(input);
+ input += 16;
+ in[1] = vld1q_s32(input);
+ input += 16;
+ in[2] = vld1q_s32(input);
+ input += 16;
+ in[3] = vld1q_s32(input);
+
+ // Transpose
+ transpose_s32_4x4(&in[0], &in[1], &in[2], &in[3]);
+
+ // stage 1
+ step1[0] = in[0 / 2];
+ step1[4] = in[4 / 2];
+ step1[8] = in[2 / 2];
+ step1[12] = in[6 / 2];
+
+ // stage 2
+ step2[0] = step1[0];
+ step2[4] = step1[4];
+ step2[8] = highbd_idct_cospi_lane1(step1[8], vget_low_s32(cospi_2_30_10_22));
+ step2[11] =
+ highbd_idct_cospi_lane1(step1[12], vget_low_s32(cospi_6_26_14_18N));
+ step2[12] =
+ highbd_idct_cospi_lane0(step1[12], vget_low_s32(cospi_6_26_14_18N));
+ step2[15] = highbd_idct_cospi_lane0(step1[8], vget_low_s32(cospi_2_30_10_22));
+
+ // stage 3
+ step1[0] = step2[0];
+ step1[4] =
+ highbd_idct_cospi_lane1(step2[4], vget_high_s32(cospi_4_12_20N_28));
+ step1[7] = highbd_idct_cospi_lane0(step2[4], vget_low_s32(cospi_4_12_20N_28));
+ step1[8] = step2[8];
+ step1[9] = step2[8];
+ step1[10] = step2[11];
+ step1[11] = step2[11];
+ step1[12] = step2[12];
+ step1[13] = step2[12];
+ step1[14] = step2[15];
+ step1[15] = step2[15];
+
+ // stage 4
+ step2[0] = step2[1] =
+ highbd_idct_cospi_lane0(step1[0], vget_high_s32(cospi_0_8_16_24));
+ step2[4] = step1[4];
+ step2[5] = step1[4];
+ step2[6] = step1[7];
+ step2[7] = step1[7];
+ step2[8] = step1[8];
+ highbd_idct_cospi_8_24_d(step1[14], step1[9], cospi_0_8_16_24, &step2[9],
+ &step2[14]);
+ highbd_idct_cospi_8_24_neg_d(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] = step2[0];
+ step1[1] = step2[1];
+ step1[2] = step2[1];
+ step1[3] = step2[0];
+ step1[4] = step2[4];
+ highbd_idct_cospi_16_16_d(step2[5], step2[6], cospi_0_8_16_24, &step1[5],
+ &step1[6]);
+ step1[7] = step2[7];
+ step1[8] = vaddq_s32(step2[8], step2[11]);
+ step1[9] = vaddq_s32(step2[9], step2[10]);
+ step1[10] = vsubq_s32(step2[9], step2[10]);
+ step1[11] = vsubq_s32(step2[8], step2[11]);
+ step1[12] = vsubq_s32(step2[15], step2[12]);
+ step1[13] = vsubq_s32(step2[14], step2[13]);
+ step1[14] = vaddq_s32(step2[14], step2[13]);
+ step1[15] = vaddq_s32(step2[15], step2[12]);
+
+ // stage 6
+ step2[0] = vaddq_s32(step1[0], step1[7]);
+ step2[1] = vaddq_s32(step1[1], step1[6]);
+ step2[2] = vaddq_s32(step1[2], step1[5]);
+ step2[3] = vaddq_s32(step1[3], step1[4]);
+ step2[4] = vsubq_s32(step1[3], step1[4]);
+ step2[5] = vsubq_s32(step1[2], step1[5]);
+ step2[6] = vsubq_s32(step1[1], step1[6]);
+ step2[7] = vsubq_s32(step1[0], step1[7]);
+ highbd_idct_cospi_16_16_d(step1[10], step1[13], cospi_0_8_16_24, &step2[10],
+ &step2[13]);
+ highbd_idct_cospi_16_16_d(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);
+ // pass 1: save the result into output
+ vst1q_s32(output, out[0]);
+ output += 4;
+ vst1q_s32(output, out[1]);
+ output += 4;
+ vst1q_s32(output, out[2]);
+ output += 4;
+ vst1q_s32(output, out[3]);
+ output += 4;
+ vst1q_s32(output, out[4]);
+ output += 4;
+ vst1q_s32(output, out[5]);
+ output += 4;
+ vst1q_s32(output, out[6]);
+ output += 4;
+ vst1q_s32(output, out[7]);
+ output += 4;
+ vst1q_s32(output, out[8]);
+ output += 4;
+ vst1q_s32(output, out[9]);
+ output += 4;
+ vst1q_s32(output, out[10]);
+ output += 4;
+ vst1q_s32(output, out[11]);
+ output += 4;
+ vst1q_s32(output, out[12]);
+ output += 4;
+ vst1q_s32(output, out[13]);
+ output += 4;
+ vst1q_s32(output, out[14]);
+ output += 4;
+ vst1q_s32(output, out[15]);
+}
+
+void highbd_idct16x16_10_add_half1d_pass2(const int32_t *input,
+ int32_t *const output,
+ uint16_t *const 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[4], step1[16], step2[16], out[16];
+
+ // Load input (4x8)
+ in[0].val[0] = vld1q_s32(input);
+ input += 4;
+ in[0].val[1] = vld1q_s32(input);
+ input += 4;
+ in[1].val[0] = vld1q_s32(input);
+ input += 4;
+ in[1].val[1] = vld1q_s32(input);
+ input += 4;
+ in[2].val[0] = vld1q_s32(input);
+ input += 4;
+ in[2].val[1] = vld1q_s32(input);
+ input += 4;
+ in[3].val[0] = vld1q_s32(input);
+ input += 4;
+ in[3].val[1] = vld1q_s32(input);
+
+ // Transpose
+ transpose_s32_4x8(&in[0].val[0], &in[0].val[1], &in[1].val[0], &in[1].val[1],
+ &in[2].val[0], &in[2].val[1], &in[3].val[0], &in[3].val[1]);
+
+ // stage 1
+ step1[0] = in[0 / 2];
+ step1[4] = in[4 / 2];
+ step1[8] = in[2 / 2];
+ step1[12] = in[6 / 2];
+
+ // stage 2
+ step2[0] = step1[0];
+ step2[4] = step1[4];
+ step2[8] =
+ highbd_idct_cospi_lane1_dual(step1[8], vget_low_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[15] =
+ highbd_idct_cospi_lane0_dual(step1[8], vget_low_s32(cospi_2_30_10_22));
+
+ // stage 3
+ step1[0] = step2[0];
+ step1[4] =
+ highbd_idct_cospi_lane1_dual(step2[4], vget_high_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] = step2[8];
+ step1[9] = step2[8];
+ step1[10] = step2[11];
+ step1[11] = step2[11];
+ step1[12] = step2[12];
+ step1[13] = step2[12];
+ step1[14] = step2[15];
+ step1[15] = step2[15];
+
+ // stage 4
+ step2[0] = step2[1] =
+ highbd_idct_cospi_lane0_dual(step1[0], vget_high_s32(cospi_0_8_16_24));
+ step2[4] = step1[4];
+ step2[5] = step1[4];
+ step2[6] = step1[7];
+ step2[7] = step1[7];
+ 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] = step2[0];
+ step1[1] = step2[1];
+ step1[2] = step2[1];
+ step1[3] = step2[0];
+ 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_dual(step2, out);
+
if (output) {highbd_idct16x16_store_pass1(out, output);
} else {@@ -1023,6 +1414,42 @@
// Parallel idct to get the right 8 columns
highbd_idct16x16_38_add_half1d(row_idct_output + 16 * 8, NULL, dest + 8,
stride, bd);
+ }
+}
+
+void vpx_highbd_idct16x16_10_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[4 * 16];
+
+ // pass 1
+ // Parallel idct on the upper 8 rows
+ idct16x16_10_add_half1d_pass1(input, row_idct_output);
+
+ // pass 2
+ // Parallel idct to get the left 8 columns
+ idct16x16_10_add_half1d_pass2(row_idct_output, NULL, dest, stride, 1);
+
+ // Parallel idct to get the right 8 columns
+ idct16x16_10_add_half1d_pass2(row_idct_output + 4 * 8, NULL, dest + 8,
+ stride, 1);
+ } else {+ int32_t row_idct_output[4 * 16];
+
+ // pass 1
+ // Parallel idct on the upper 8 rows
+ highbd_idct16x16_10_add_half1d_pass1(input, row_idct_output);
+
+ // pass 2
+ // Parallel idct to get the left 8 columns
+ highbd_idct16x16_10_add_half1d_pass2(row_idct_output, NULL, dest, stride,
+ bd);
+
+ // Parallel idct to get the right 8 columns
+ highbd_idct16x16_10_add_half1d_pass2(row_idct_output + 4 * 8, NULL,
+ dest + 8, stride, bd);
}
}
--- a/vpx_dsp/arm/idct16x16_add_neon.c
+++ b/vpx_dsp/arm/idct16x16_add_neon.c
@@ -484,8 +484,7 @@
}
}
-static void idct16x16_10_add_half1d_pass1(const tran_low_t *input,
- int16_t *output) {+void idct16x16_10_add_half1d_pass1(const tran_low_t *input, int16_t *output) {const int16x8_t cospis0 = vld1q_s16(kCospi);
const int16x8_t cospis1 = vld1q_s16(kCospi + 8);
const int16x8_t cospisd0 = vaddq_s16(cospis0, cospis0);
@@ -638,8 +637,9 @@
vst1_s16(output, out[15]);
}
-static void idct16x16_10_add_half1d_pass2(const int16_t *input, int16_t *output,
- uint8_t *dest, const int stride) {+void idct16x16_10_add_half1d_pass2(const int16_t *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);
@@ -751,27 +751,16 @@
step2[15] = step1[15];
// stage 7
- out[0] = vaddq_s16(step2[0], step2[15]);
- out[1] = vaddq_s16(step2[1], step2[14]);
- out[2] = vaddq_s16(step2[2], step2[13]);
- out[3] = vaddq_s16(step2[3], step2[12]);
- out[4] = vaddq_s16(step2[4], step2[11]);
- out[5] = vaddq_s16(step2[5], step2[10]);
- out[6] = vaddq_s16(step2[6], step2[9]);
- out[7] = vaddq_s16(step2[7], step2[8]);
- out[8] = vsubq_s16(step2[7], step2[8]);
- out[9] = vsubq_s16(step2[6], step2[9]);
- out[10] = vsubq_s16(step2[5], step2[10]);
- out[11] = vsubq_s16(step2[4], step2[11]);
- out[12] = vsubq_s16(step2[3], step2[12]);
- out[13] = vsubq_s16(step2[2], step2[13]);
- out[14] = vsubq_s16(step2[1], step2[14]);
- out[15] = vsubq_s16(step2[0], step2[15]);
+ idct16x16_add_stage7(step2, out);
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);
+ }
}
}
@@ -821,9 +810,9 @@
// pass 2
// Parallel idct to get the left 8 columns
- idct16x16_10_add_half1d_pass2(row_idct_output, NULL, dest, stride);
+ idct16x16_10_add_half1d_pass2(row_idct_output, NULL, dest, stride, 0);
// Parallel idct to get the right 8 columns
- idct16x16_10_add_half1d_pass2(row_idct_output + 4 * 8, NULL, dest + 8,
- stride);
+ idct16x16_10_add_half1d_pass2(row_idct_output + 4 * 8, NULL, dest + 8, stride,
+ 0);
}
--- a/vpx_dsp/arm/idct_neon.h
+++ b/vpx_dsp/arm/idct_neon.h
@@ -752,4 +752,10 @@
void *const dest, const int stride,
const int highbd_flag);
+void idct16x16_10_add_half1d_pass1(const tran_low_t *input, int16_t *output);
+
+void idct16x16_10_add_half1d_pass2(const int16_t *input, int16_t *const output,
+ void *const dest, const int stride,
+ const int highbd_flag);
+
#endif // VPX_DSP_ARM_IDCT_NEON_H_
--- a/vpx_dsp/vpx_dsp_rtcd_defs.pl
+++ b/vpx_dsp/vpx_dsp_rtcd_defs.pl
@@ -737,7 +737,7 @@
$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";
- specialize qw/vpx_highbd_idct16x16_10_add sse2/;
+ specialize qw/vpx_highbd_idct16x16_10_add neon sse2/;
} # CONFIG_EMULATE_HARDWARE
} else {# Force C versions if CONFIG_EMULATE_HARDWARE is 1