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-rw-r--r--vpx_dsp/arm/highbd_variance_neon.c838
1 files changed, 389 insertions, 449 deletions
diff --git a/vpx_dsp/arm/highbd_variance_neon.c b/vpx_dsp/arm/highbd_variance_neon.c
index 96a35af01..309ae7fd3 100644
--- a/vpx_dsp/arm/highbd_variance_neon.c
+++ b/vpx_dsp/arm/highbd_variance_neon.c
@@ -18,479 +18,419 @@
#include "vpx_dsp/arm/sum_neon.h"
#include "vpx_ports/mem.h"
-static const uint8_t bilinear_filters[8][2] = {
- { 128, 0 }, { 112, 16 }, { 96, 32 }, { 80, 48 },
- { 64, 64 }, { 48, 80 }, { 32, 96 }, { 16, 112 },
-};
-
-static INLINE void highbd_variance16(const uint16_t *src_ptr, int src_stride,
- const uint16_t *ref_ptr, int ref_stride,
- int w, int h, uint64_t *sse,
- int64_t *sum) {
- int i, j;
-
- if (w >= 8) {
- int32x4_t sum_s32 = vdupq_n_s32(0);
- uint32x4_t sse_u32 = vdupq_n_u32(0);
- for (i = 0; i < h; ++i) {
- for (j = 0; j < w; j += 8) {
- const int16x8_t src_s16 = vreinterpretq_s16_u16(vld1q_u16(&src_ptr[j]));
- const int16x8_t ref_s16 = vreinterpretq_s16_u16(vld1q_u16(&ref_ptr[j]));
- const int32x4_t diff1_s32 =
- vsubl_s16(vget_low_s16(src_s16), vget_low_s16(ref_s16));
- const int32x4_t diff2_s32 =
- vsubl_s16(vget_high_s16(src_s16), vget_high_s16(ref_s16));
- const uint32x4_t diff1_u32 = vreinterpretq_u32_s32(diff1_s32);
- const uint32x4_t diff2_u32 = vreinterpretq_u32_s32(diff2_s32);
- sum_s32 = vaddq_s32(sum_s32, diff1_s32);
- sum_s32 = vaddq_s32(sum_s32, diff2_s32);
- sse_u32 = vmlaq_u32(sse_u32, diff1_u32, diff1_u32);
- sse_u32 = vmlaq_u32(sse_u32, diff2_u32, diff2_u32);
- }
- src_ptr += src_stride;
- ref_ptr += ref_stride;
- }
- *sum = horizontal_add_int32x4(sum_s32);
- *sse = horizontal_add_uint32x4(sse_u32);
- } else {
- int32x4_t sum_s32 = vdupq_n_s32(0);
- uint32x4_t sse_u32 = vdupq_n_u32(0);
- assert(w >= 4);
- for (i = 0; i < h; ++i) {
- for (j = 0; j < w; j += 4) {
- const int16x4_t src_s16 = vreinterpret_s16_u16(vld1_u16(&src_ptr[j]));
- const int16x4_t ref_s16 = vreinterpret_s16_u16(vld1_u16(&ref_ptr[j]));
- const int32x4_t diff_s32 = vsubl_s16(src_s16, ref_s16);
- const uint32x4_t diff_u32 = vreinterpretq_u32_s32(diff_s32);
- sum_s32 = vaddq_s32(sum_s32, diff_s32);
- sse_u32 = vmlaq_u32(sse_u32, diff_u32, diff_u32);
- }
- src_ptr += src_stride;
- ref_ptr += ref_stride;
- }
- *sum = horizontal_add_int32x4(sum_s32);
- *sse = horizontal_add_uint32x4(sse_u32);
- }
+// Process a block of width 4 two rows at a time.
+static INLINE void highbd_variance_4xh_neon(const uint16_t *src_ptr,
+ int src_stride,
+ const uint16_t *ref_ptr,
+ int ref_stride, int h,
+ uint64_t *sse, int64_t *sum) {
+ int16x8_t sum_s16 = vdupq_n_s16(0);
+ int32x4_t sse_s32 = vdupq_n_s32(0);
+
+ int i = h;
+ do {
+ const uint16x8_t s = load_unaligned_u16q(src_ptr, src_stride);
+ const uint16x8_t r = load_unaligned_u16q(ref_ptr, ref_stride);
+
+ int16x8_t diff = vreinterpretq_s16_u16(vsubq_u16(s, r));
+ sum_s16 = vaddq_s16(sum_s16, diff);
+
+ sse_s32 = vmlal_s16(sse_s32, vget_low_s16(diff), vget_low_s16(diff));
+ sse_s32 = vmlal_s16(sse_s32, vget_high_s16(diff), vget_high_s16(diff));
+
+ src_ptr += 2 * src_stride;
+ ref_ptr += 2 * ref_stride;
+ i -= 2;
+ } while (i != 0);
+
+ *sum = horizontal_add_int16x8(sum_s16);
+ *sse = horizontal_add_int32x4(sse_s32);
}
-static INLINE void highbd_variance64(const uint8_t *src8_ptr, int src_stride,
- const uint8_t *ref8_ptr, int ref_stride,
- int w, int h, uint64_t *sse,
- int64_t *sum) {
- uint16_t *src_ptr = CONVERT_TO_SHORTPTR(src8_ptr);
- uint16_t *ref_ptr = CONVERT_TO_SHORTPTR(ref8_ptr);
-
- if (w < 32 && h < 32) {
- highbd_variance16(src_ptr, src_stride, ref_ptr, ref_stride, w, h, sse, sum);
- } else {
- uint64_t sse_long = 0;
- int64_t sum_long = 0;
- int k, l;
- for (k = 0; k + 16 <= h; k += 16) {
- for (l = 0; l + 16 <= w; l += 16) {
- uint64_t sse_tmp = 0;
- int64_t sum_tmp = 0;
- highbd_variance16(src_ptr + l, src_stride, ref_ptr + l, ref_stride, 16,
- 16, &sse_tmp, &sum_tmp);
- sum_long += sum_tmp;
- sse_long += sse_tmp;
- }
- src_ptr += 16 * src_stride;
- ref_ptr += 16 * ref_stride;
- }
- *sum = sum_long;
- *sse = sse_long;
- }
+// For 8-bit and 10-bit data, since we're using two int32x4 accumulators, all
+// block sizes can be processed in 32-bit elements (1023*1023*64*16 = 1071645696
+// for a 64x64 block).
+static INLINE void highbd_variance_large_neon(const uint16_t *src_ptr,
+ int src_stride,
+ const uint16_t *ref_ptr,
+ int ref_stride, int w, int h,
+ uint64_t *sse, int64_t *sum) {
+ int32x4_t sum_s32 = vdupq_n_s32(0);
+ int32x4_t sse_s32[2] = { vdupq_n_s32(0), vdupq_n_s32(0) };
+
+ int i = h;
+ do {
+ int j = 0;
+ do {
+ const uint16x8_t s = vld1q_u16(src_ptr + j);
+ const uint16x8_t r = vld1q_u16(ref_ptr + j);
+
+ const int16x8_t diff = vreinterpretq_s16_u16(vsubq_u16(s, r));
+ sum_s32 = vpadalq_s16(sum_s32, diff);
+
+ sse_s32[0] =
+ vmlal_s16(sse_s32[0], vget_low_s16(diff), vget_low_s16(diff));
+ sse_s32[1] =
+ vmlal_s16(sse_s32[1], vget_high_s16(diff), vget_high_s16(diff));
+
+ j += 8;
+ } while (j < w);
+
+ src_ptr += src_stride;
+ ref_ptr += ref_stride;
+ } while (--i != 0);
+
+ *sum = horizontal_add_int32x4(sum_s32);
+ *sse = horizontal_long_add_uint32x4(vaddq_u32(
+ vreinterpretq_u32_s32(sse_s32[0]), vreinterpretq_u32_s32(sse_s32[1])));
}
-static INLINE void highbd_8_variance(const uint8_t *src8_ptr, int src_stride,
- const uint8_t *ref8_ptr, int ref_stride,
- int w, int h, uint32_t *sse, int *sum) {
- uint64_t sse_long = 0;
- int64_t sum_long = 0;
- highbd_variance64(src8_ptr, src_stride, ref8_ptr, ref_stride, w, h, &sse_long,
- &sum_long);
- *sse = (uint32_t)sse_long;
- *sum = (int)sum_long;
+static INLINE void highbd_variance_8xh_neon(const uint16_t *src, int src_stride,
+ const uint16_t *ref, int ref_stride,
+ int h, uint64_t *sse,
+ int64_t *sum) {
+ highbd_variance_large_neon(src, src_stride, ref, ref_stride, 8, h, sse, sum);
}
-static INLINE void highbd_10_variance(const uint8_t *src8_ptr, int src_stride,
- const uint8_t *ref8_ptr, int ref_stride,
- int w, int h, uint32_t *sse, int *sum) {
- uint64_t sse_long = 0;
- int64_t sum_long = 0;
- highbd_variance64(src8_ptr, src_stride, ref8_ptr, ref_stride, w, h, &sse_long,
- &sum_long);
- *sse = (uint32_t)ROUND_POWER_OF_TWO(sse_long, 4);
- *sum = (int)ROUND_POWER_OF_TWO(sum_long, 2);
+static INLINE void highbd_variance_16xh_neon(const uint16_t *src,
+ int src_stride,
+ const uint16_t *ref,
+ int ref_stride, int h,
+ uint64_t *sse, int64_t *sum) {
+ highbd_variance_large_neon(src, src_stride, ref, ref_stride, 16, h, sse, sum);
}
-static INLINE void highbd_12_variance(const uint8_t *src8_ptr, int src_stride,
- const uint8_t *ref8_ptr, int ref_stride,
- int w, int h, uint32_t *sse, int *sum) {
- uint64_t sse_long = 0;
- int64_t sum_long = 0;
- highbd_variance64(src8_ptr, src_stride, ref8_ptr, ref_stride, w, h, &sse_long,
- &sum_long);
- *sse = (uint32_t)ROUND_POWER_OF_TWO(sse_long, 8);
- *sum = (int)ROUND_POWER_OF_TWO(sum_long, 4);
+static INLINE void highbd_variance_32xh_neon(const uint16_t *src,
+ int src_stride,
+ const uint16_t *ref,
+ int ref_stride, int h,
+ uint64_t *sse, int64_t *sum) {
+ highbd_variance_large_neon(src, src_stride, ref, ref_stride, 32, h, sse, sum);
}
-#define HIGHBD_VAR(W, H) \
- uint32_t vpx_highbd_8_variance##W##x##H##_neon( \
- const uint8_t *src_ptr, int src_stride, const uint8_t *ref_ptr, \
- int ref_stride, uint32_t *sse) { \
- int sum; \
- highbd_8_variance(src_ptr, src_stride, ref_ptr, ref_stride, W, H, sse, \
- &sum); \
- return *sse - (uint32_t)(((int64_t)sum * sum) / (W * H)); \
- } \
- \
- uint32_t vpx_highbd_10_variance##W##x##H##_neon( \
- const uint8_t *src_ptr, int src_stride, const uint8_t *ref_ptr, \
- int ref_stride, uint32_t *sse) { \
- int sum; \
- int64_t var; \
- highbd_10_variance(src_ptr, src_stride, ref_ptr, ref_stride, W, H, sse, \
- &sum); \
- var = (int64_t)(*sse) - (((int64_t)sum * sum) / (W * H)); \
- return (var >= 0) ? (uint32_t)var : 0; \
- } \
- \
- uint32_t vpx_highbd_12_variance##W##x##H##_neon( \
- const uint8_t *src_ptr, int src_stride, const uint8_t *ref_ptr, \
- int ref_stride, uint32_t *sse) { \
- int sum; \
- int64_t var; \
- highbd_12_variance(src_ptr, src_stride, ref_ptr, ref_stride, W, H, sse, \
- &sum); \
- var = (int64_t)(*sse) - (((int64_t)sum * sum) / (W * H)); \
- return (var >= 0) ? (uint32_t)var : 0; \
- }
+static INLINE void highbd_variance_64xh_neon(const uint16_t *src,
+ int src_stride,
+ const uint16_t *ref,
+ int ref_stride, int h,
+ uint64_t *sse, int64_t *sum) {
+ highbd_variance_large_neon(src, src_stride, ref, ref_stride, 64, h, sse, sum);
+}
-#define HIGHBD_GET_VAR(S) \
- void vpx_highbd_8_get##S##x##S##var_neon( \
- const uint8_t *src_ptr, int src_stride, const uint8_t *ref_ptr, \
- int ref_stride, uint32_t *sse, int *sum) { \
- highbd_8_variance(src_ptr, src_stride, ref_ptr, ref_stride, S, S, sse, \
- sum); \
- } \
- \
- void vpx_highbd_10_get##S##x##S##var_neon( \
- const uint8_t *src_ptr, int src_stride, const uint8_t *ref_ptr, \
- int ref_stride, uint32_t *sse, int *sum) { \
- highbd_10_variance(src_ptr, src_stride, ref_ptr, ref_stride, S, S, sse, \
- sum); \
- } \
- \
- void vpx_highbd_12_get##S##x##S##var_neon( \
- const uint8_t *src_ptr, int src_stride, const uint8_t *ref_ptr, \
- int ref_stride, uint32_t *sse, int *sum) { \
- highbd_12_variance(src_ptr, src_stride, ref_ptr, ref_stride, S, S, sse, \
- sum); \
- }
+// For 12-bit data, we can only accumulate up to 128 elements in the sum of
+// squares (4095*4095*128 = 2146435200), and because we're using two int32x4
+// accumulators, we can only process up to 32 32-element rows (32*32/8 = 128)
+// or 16 64-element rows before we have to accumulate into 64-bit elements.
+// Therefore blocks of size 32x64, 64x32 and 64x64 are processed in a different
+// helper function.
-#define HIGHBD_MSE(W, H) \
- uint32_t vpx_highbd_8_mse##W##x##H##_neon( \
- const uint8_t *src_ptr, int src_stride, const uint8_t *ref_ptr, \
- int ref_stride, uint32_t *sse) { \
- int sum; \
- highbd_8_variance(src_ptr, src_stride, ref_ptr, ref_stride, W, H, sse, \
- &sum); \
- return *sse; \
- } \
- \
- uint32_t vpx_highbd_10_mse##W##x##H##_neon( \
- const uint8_t *src_ptr, int src_stride, const uint8_t *ref_ptr, \
- int ref_stride, uint32_t *sse) { \
- int sum; \
- highbd_10_variance(src_ptr, src_stride, ref_ptr, ref_stride, W, H, sse, \
- &sum); \
- return *sse; \
- } \
- \
- uint32_t vpx_highbd_12_mse##W##x##H##_neon( \
- const uint8_t *src_ptr, int src_stride, const uint8_t *ref_ptr, \
- int ref_stride, uint32_t *sse) { \
- int sum; \
- highbd_12_variance(src_ptr, src_stride, ref_ptr, ref_stride, W, H, sse, \
- &sum); \
- return *sse; \
- }
+// Process a block of any size where the width is divisible by 8, with
+// accumulation into 64-bit elements.
+static INLINE void highbd_variance_xlarge_neon(
+ const uint16_t *src_ptr, int src_stride, const uint16_t *ref_ptr,
+ int ref_stride, int w, int h, int h_limit, uint64_t *sse, int64_t *sum) {
+ int32x4_t sum_s32 = vdupq_n_s32(0);
+ int64x2_t sse_s64 = vdupq_n_s64(0);
-static INLINE void highbd_var_filter_block2d_bil_first_pass(
- const uint8_t *src_ptr8, uint16_t *output_ptr,
- unsigned int src_pixels_per_line, int pixel_step,
- unsigned int output_height, unsigned int output_width,
- const uint8_t *filter) {
- uint32_t i, j;
- uint16_t *src_ptr = CONVERT_TO_SHORTPTR(src_ptr8);
-
- uint32x4_t round_u32 = vshlq_n_u32(vdupq_n_u32(1), FILTER_BITS - 1);
- uint16x4_t filter1_u16 = vdup_n_u16(filter[0]);
- uint16x4_t filter2_u16 = vdup_n_u16(filter[1]);
-
- if (output_width >= 8) {
- for (i = 0; i < output_height; ++i) {
- for (j = 0; j < output_width; j += 8) {
- const uint16x8_t src1_u16 = vld1q_u16(&src_ptr[j]);
- const uint16x8_t src2_u16 = vld1q_u16(&src_ptr[j + pixel_step]);
- uint32x4_t sum1_u32 = vmull_u16(filter1_u16, vget_low_u16(src1_u16));
- uint32x4_t sum2_u32 = vmull_u16(filter1_u16, vget_high_u16(src1_u16));
- uint16x4_t out1_u16;
- uint16x4_t out2_u16;
- sum1_u32 = vmlal_u16(sum1_u32, filter2_u16, vget_low_u16(src2_u16));
- sum2_u32 = vmlal_u16(sum2_u32, filter2_u16, vget_high_u16(src2_u16));
- out1_u16 = vshrn_n_u32(vaddq_u32(sum1_u32, round_u32), FILTER_BITS);
- out2_u16 = vshrn_n_u32(vaddq_u32(sum2_u32, round_u32), FILTER_BITS);
- vst1q_u16(&output_ptr[j], vcombine_u16(out1_u16, out2_u16));
- }
- // Next row...
- src_ptr += src_pixels_per_line;
- output_ptr += output_width;
- }
- } else {
- assert(output_width >= 4);
- for (i = 0; i < output_height; ++i) {
- for (j = 0; j < output_width; j += 4) {
- const uint16x4_t src1_u16 = vld1_u16(&src_ptr[j]);
- const uint16x4_t src2_u16 = vld1_u16(&src_ptr[j + pixel_step]);
- uint32x4_t sum_u32 = vmull_u16(filter1_u16, src1_u16);
- uint16x4_t out_u16;
- sum_u32 = vmlal_u16(sum_u32, filter2_u16, src2_u16);
- out_u16 = vshrn_n_u32(vaddq_u32(sum_u32, round_u32), FILTER_BITS);
- vst1_u16(&output_ptr[j], out_u16);
- }
- // Next row...
- src_ptr += src_pixels_per_line;
- output_ptr += output_width;
- }
- }
+ // 'h_limit' is the number of 'w'-width rows we can process before our 32-bit
+ // accumulator overflows. After hitting this limit we accumulate into 64-bit
+ // elements.
+ int h_tmp = h > h_limit ? h_limit : h;
+
+ int i = 0;
+ do {
+ int32x4_t sse_s32[2] = { vdupq_n_s32(0), vdupq_n_s32(0) };
+ do {
+ int j = 0;
+ do {
+ const uint16x8_t s0 = vld1q_u16(src_ptr + j);
+ const uint16x8_t r0 = vld1q_u16(ref_ptr + j);
+
+ const int16x8_t diff = vreinterpretq_s16_u16(vsubq_u16(s0, r0));
+ sum_s32 = vpadalq_s16(sum_s32, diff);
+
+ sse_s32[0] =
+ vmlal_s16(sse_s32[0], vget_low_s16(diff), vget_low_s16(diff));
+ sse_s32[1] =
+ vmlal_s16(sse_s32[1], vget_high_s16(diff), vget_high_s16(diff));
+
+ j += 8;
+ } while (j < w);
+
+ src_ptr += src_stride;
+ ref_ptr += ref_stride;
+ i++;
+ } while (i < h_tmp);
+
+ sse_s64 = vpadalq_s32(sse_s64, sse_s32[0]);
+ sse_s64 = vpadalq_s32(sse_s64, sse_s32[1]);
+ h_tmp += h_limit;
+ } while (i < h);
+
+ *sum = horizontal_add_int32x4(sum_s32);
+ *sse = (uint64_t)horizontal_add_int64x2(sse_s64);
}
-static INLINE void highbd_var_filter_block2d_bil_second_pass(
- const uint16_t *src_ptr, uint16_t *output_ptr,
- unsigned int src_pixels_per_line, unsigned int pixel_step,
- unsigned int output_height, unsigned int output_width,
- const uint8_t *filter) {
- uint32_t i, j;
-
- uint32x4_t round_u32 = vshlq_n_u32(vdupq_n_u32(1), FILTER_BITS - 1);
- uint16x4_t filter1_u16 = vdup_n_u16(filter[0]);
- uint16x4_t filter2_u16 = vdup_n_u16(filter[1]);
-
- if (output_width >= 8) {
- for (i = 0; i < output_height; ++i) {
- for (j = 0; j < output_width; j += 8) {
- const uint16x8_t src1_u16 = vld1q_u16(&src_ptr[j]);
- const uint16x8_t src2_u16 = vld1q_u16(&src_ptr[j + pixel_step]);
- uint32x4_t sum1_u32 = vmull_u16(filter1_u16, vget_low_u16(src1_u16));
- uint32x4_t sum2_u32 = vmull_u16(filter1_u16, vget_high_u16(src1_u16));
- uint16x4_t out1_u16;
- uint16x4_t out2_u16;
- sum1_u32 = vmlal_u16(sum1_u32, filter2_u16, vget_low_u16(src2_u16));
- sum2_u32 = vmlal_u16(sum2_u32, filter2_u16, vget_high_u16(src2_u16));
- out1_u16 = vshrn_n_u32(vaddq_u32(sum1_u32, round_u32), FILTER_BITS);
- out2_u16 = vshrn_n_u32(vaddq_u32(sum2_u32, round_u32), FILTER_BITS);
- vst1q_u16(&output_ptr[j], vcombine_u16(out1_u16, out2_u16));
- }
- // Next row...
- src_ptr += src_pixels_per_line;
- output_ptr += output_width;
- }
- } else {
- assert(output_width >= 4);
- for (i = 0; i < output_height; ++i) {
- for (j = 0; j < output_width; j += 4) {
- const uint16x4_t src1_u16 = vld1_u16(&src_ptr[j]);
- const uint16x4_t src2_u16 = vld1_u16(&src_ptr[j + pixel_step]);
- uint32x4_t sum_u32 = vmull_u16(filter1_u16, src1_u16);
- uint16x4_t out_u16;
- sum_u32 = vmlal_u16(sum_u32, filter2_u16, src2_u16);
- out_u16 = vshrn_n_u32(vaddq_u32(sum_u32, round_u32), FILTER_BITS);
- vst1_u16(&output_ptr[j], out_u16);
- }
- // Next row...
- src_ptr += src_pixels_per_line;
- output_ptr += output_width;
- }
- }
+static INLINE void highbd_variance_32xh_xlarge_neon(
+ const uint16_t *src, int src_stride, const uint16_t *ref, int ref_stride,
+ int h, uint64_t *sse, int64_t *sum) {
+ highbd_variance_xlarge_neon(src, src_stride, ref, ref_stride, 32, h, 32, sse,
+ sum);
+}
+
+static INLINE void highbd_variance_64xh_xlarge_neon(
+ const uint16_t *src, int src_stride, const uint16_t *ref, int ref_stride,
+ int h, uint64_t *sse, int64_t *sum) {
+ highbd_variance_xlarge_neon(src, src_stride, ref, ref_stride, 64, h, 16, sse,
+ sum);
}
-#define HIGHBD_SUBPIX_VAR(W, H) \
- uint32_t vpx_highbd_8_sub_pixel_variance##W##x##H##_neon( \
- const uint8_t *src_ptr, int src_stride, int x_offset, int y_offset, \
- const uint8_t *ref_ptr, int ref_stride, uint32_t *sse) { \
- uint16_t fdata3[(H + 1) * W]; \
- uint16_t temp2[H * W]; \
- \
- highbd_var_filter_block2d_bil_first_pass( \
- src_ptr, fdata3, src_stride, 1, H + 1, W, bilinear_filters[x_offset]); \
- highbd_var_filter_block2d_bil_second_pass(fdata3, temp2, W, W, H, W, \
- bilinear_filters[y_offset]); \
- \
- return vpx_highbd_8_variance##W##x##H##_neon(CONVERT_TO_BYTEPTR(temp2), W, \
- ref_ptr, ref_stride, sse); \
- } \
- \
- uint32_t vpx_highbd_10_sub_pixel_variance##W##x##H##_neon( \
- const uint8_t *src_ptr, int src_stride, int x_offset, int y_offset, \
- const uint8_t *ref_ptr, int ref_stride, uint32_t *sse) { \
- uint16_t fdata3[(H + 1) * W]; \
- uint16_t temp2[H * W]; \
- \
- highbd_var_filter_block2d_bil_first_pass( \
- src_ptr, fdata3, src_stride, 1, H + 1, W, bilinear_filters[x_offset]); \
- highbd_var_filter_block2d_bil_second_pass(fdata3, temp2, W, W, H, W, \
- bilinear_filters[y_offset]); \
- \
- return vpx_highbd_10_variance##W##x##H##_neon( \
- CONVERT_TO_BYTEPTR(temp2), W, ref_ptr, ref_stride, sse); \
- } \
- \
- uint32_t vpx_highbd_12_sub_pixel_variance##W##x##H##_neon( \
- const uint8_t *src_ptr, int src_stride, int x_offset, int y_offset, \
- const uint8_t *ref_ptr, int ref_stride, uint32_t *sse) { \
- uint16_t fdata3[(H + 1) * W]; \
- uint16_t temp2[H * W]; \
- \
- highbd_var_filter_block2d_bil_first_pass( \
- src_ptr, fdata3, src_stride, 1, H + 1, W, bilinear_filters[x_offset]); \
- highbd_var_filter_block2d_bil_second_pass(fdata3, temp2, W, W, H, W, \
- bilinear_filters[y_offset]); \
- \
- return vpx_highbd_12_variance##W##x##H##_neon( \
- CONVERT_TO_BYTEPTR(temp2), W, ref_ptr, ref_stride, sse); \
+#define HBD_VARIANCE_WXH_8_NEON(w, h) \
+ uint32_t vpx_highbd_8_variance##w##x##h##_neon( \
+ const uint8_t *src_ptr, int src_stride, const uint8_t *ref_ptr, \
+ int ref_stride, uint32_t *sse) { \
+ int sum; \
+ uint64_t sse_long = 0; \
+ int64_t sum_long = 0; \
+ uint16_t *src = CONVERT_TO_SHORTPTR(src_ptr); \
+ uint16_t *ref = CONVERT_TO_SHORTPTR(ref_ptr); \
+ highbd_variance_##w##xh_neon(src, src_stride, ref, ref_stride, h, \
+ &sse_long, &sum_long); \
+ *sse = (uint32_t)sse_long; \
+ sum = (int)sum_long; \
+ return *sse - (uint32_t)(((int64_t)sum * sum) / (w * h)); \
}
-#define HIGHBD_SUBPIX_AVG_VAR(W, H) \
- uint32_t vpx_highbd_8_sub_pixel_avg_variance##W##x##H##_neon( \
- const uint8_t *src_ptr, int src_stride, int x_offset, int y_offset, \
- const uint8_t *ref_ptr, int ref_stride, uint32_t *sse, \
- const uint8_t *second_pred) { \
- uint16_t fdata3[(H + 1) * W]; \
- uint16_t temp2[H * W]; \
- DECLARE_ALIGNED(16, uint16_t, temp3[H * W]); \
- \
- highbd_var_filter_block2d_bil_first_pass( \
- src_ptr, fdata3, src_stride, 1, H + 1, W, bilinear_filters[x_offset]); \
- highbd_var_filter_block2d_bil_second_pass(fdata3, temp2, W, W, H, W, \
- bilinear_filters[y_offset]); \
- \
- vpx_highbd_comp_avg_pred_neon(temp3, CONVERT_TO_SHORTPTR(second_pred), W, \
- H, temp2, W); \
- \
- return vpx_highbd_8_variance##W##x##H##_neon(CONVERT_TO_BYTEPTR(temp3), W, \
- ref_ptr, ref_stride, sse); \
- } \
- \
- uint32_t vpx_highbd_10_sub_pixel_avg_variance##W##x##H##_neon( \
- const uint8_t *src_ptr, int src_stride, int x_offset, int y_offset, \
- const uint8_t *ref_ptr, int ref_stride, uint32_t *sse, \
- const uint8_t *second_pred) { \
- uint16_t fdata3[(H + 1) * W]; \
- uint16_t temp2[H * W]; \
- DECLARE_ALIGNED(16, uint16_t, temp3[H * W]); \
- \
- highbd_var_filter_block2d_bil_first_pass( \
- src_ptr, fdata3, src_stride, 1, H + 1, W, bilinear_filters[x_offset]); \
- highbd_var_filter_block2d_bil_second_pass(fdata3, temp2, W, W, H, W, \
- bilinear_filters[y_offset]); \
- \
- vpx_highbd_comp_avg_pred_neon(temp3, CONVERT_TO_SHORTPTR(second_pred), W, \
- H, temp2, W); \
- \
- return vpx_highbd_10_variance##W##x##H##_neon( \
- CONVERT_TO_BYTEPTR(temp3), W, ref_ptr, ref_stride, sse); \
- } \
- \
- uint32_t vpx_highbd_12_sub_pixel_avg_variance##W##x##H##_neon( \
- const uint8_t *src_ptr, int src_stride, int x_offset, int y_offset, \
- const uint8_t *ref_ptr, int ref_stride, uint32_t *sse, \
- const uint8_t *second_pred) { \
- uint16_t fdata3[(H + 1) * W]; \
- uint16_t temp2[H * W]; \
- DECLARE_ALIGNED(16, uint16_t, temp3[H * W]); \
- \
- highbd_var_filter_block2d_bil_first_pass( \
- src_ptr, fdata3, src_stride, 1, H + 1, W, bilinear_filters[x_offset]); \
- highbd_var_filter_block2d_bil_second_pass(fdata3, temp2, W, W, H, W, \
- bilinear_filters[y_offset]); \
- \
- vpx_highbd_comp_avg_pred_neon(temp3, CONVERT_TO_SHORTPTR(second_pred), W, \
- H, temp2, W); \
- \
- return vpx_highbd_12_variance##W##x##H##_neon( \
- CONVERT_TO_BYTEPTR(temp3), W, ref_ptr, ref_stride, sse); \
+#define HBD_VARIANCE_WXH_10_NEON(w, h) \
+ uint32_t vpx_highbd_10_variance##w##x##h##_neon( \
+ const uint8_t *src_ptr, int src_stride, const uint8_t *ref_ptr, \
+ int ref_stride, uint32_t *sse) { \
+ int sum; \
+ int64_t var; \
+ uint64_t sse_long = 0; \
+ int64_t sum_long = 0; \
+ uint16_t *src = CONVERT_TO_SHORTPTR(src_ptr); \
+ uint16_t *ref = CONVERT_TO_SHORTPTR(ref_ptr); \
+ highbd_variance_##w##xh_neon(src, src_stride, ref, ref_stride, h, \
+ &sse_long, &sum_long); \
+ *sse = (uint32_t)ROUND_POWER_OF_TWO(sse_long, 4); \
+ sum = (int)ROUND_POWER_OF_TWO(sum_long, 2); \
+ var = (int64_t)(*sse) - (((int64_t)sum * sum) / (w * h)); \
+ return (var >= 0) ? (uint32_t)var : 0; \
}
-void vpx_highbd_comp_avg_pred_neon(uint16_t *comp_pred, const uint16_t *pred,
- int width, int height, const uint16_t *ref,
- int ref_stride) {
- int i, j;
- uint32x4_t one_u32 = vdupq_n_u32(1);
- if (width >= 8) {
- for (i = 0; i < height; ++i) {
- for (j = 0; j < width; j += 8) {
- const uint16x8_t pred_u16 = vld1q_u16(&pred[j]);
- const uint16x8_t ref_u16 = vld1q_u16(&ref[j]);
- const uint32x4_t sum1_u32 =
- vaddl_u16(vget_low_u16(pred_u16), vget_low_u16(ref_u16));
- const uint32x4_t sum2_u32 =
- vaddl_u16(vget_high_u16(pred_u16), vget_high_u16(ref_u16));
- const uint16x4_t sum1_u16 =
- vshrn_n_u32(vaddq_u32(sum1_u32, one_u32), 1);
- const uint16x4_t sum2_u16 =
- vshrn_n_u32(vaddq_u32(sum2_u32, one_u32), 1);
- const uint16x8_t vcomp_pred = vcombine_u16(sum1_u16, sum2_u16);
- vst1q_u16(&comp_pred[j], vcomp_pred);
- }
- comp_pred += width;
- pred += width;
- ref += ref_stride;
- }
- } else {
- assert(width >= 4);
- for (i = 0; i < height; ++i) {
- for (j = 0; j < width; j += 4) {
- const uint16x4_t pred_u16 = vld1_u16(&pred[j]);
- const uint16x4_t ref_u16 = vld1_u16(&ref[j]);
- const uint32x4_t sum_u32 = vaddl_u16(pred_u16, ref_u16);
- const uint16x4_t vcomp_pred =
- vshrn_n_u32(vaddq_u32(sum_u32, one_u32), 1);
- vst1_u16(&comp_pred[j], vcomp_pred);
- }
- comp_pred += width;
- pred += width;
- ref += ref_stride;
- }
+#define HBD_VARIANCE_WXH_12_NEON(w, h) \
+ uint32_t vpx_highbd_12_variance##w##x##h##_neon( \
+ const uint8_t *src_ptr, int src_stride, const uint8_t *ref_ptr, \
+ int ref_stride, uint32_t *sse) { \
+ int sum; \
+ int64_t var; \
+ uint64_t sse_long = 0; \
+ int64_t sum_long = 0; \
+ uint16_t *src = CONVERT_TO_SHORTPTR(src_ptr); \
+ uint16_t *ref = CONVERT_TO_SHORTPTR(ref_ptr); \
+ highbd_variance_##w##xh_neon(src, src_stride, ref, ref_stride, h, \
+ &sse_long, &sum_long); \
+ *sse = (uint32_t)ROUND_POWER_OF_TWO(sse_long, 8); \
+ sum = (int)ROUND_POWER_OF_TWO(sum_long, 4); \
+ var = (int64_t)(*sse) - (((int64_t)sum * sum) / (w * h)); \
+ return (var >= 0) ? (uint32_t)var : 0; \
}
-}
-/* All three forms of the variance are available in the same sizes. */
-#define HIGHBD_VARIANCES(W, H) \
- HIGHBD_VAR(W, H) \
- HIGHBD_SUBPIX_VAR(W, H) \
- HIGHBD_SUBPIX_AVG_VAR(W, H)
-
-HIGHBD_VARIANCES(64, 64)
-HIGHBD_VARIANCES(64, 32)
-HIGHBD_VARIANCES(32, 64)
-HIGHBD_VARIANCES(32, 32)
-HIGHBD_VARIANCES(32, 16)
-HIGHBD_VARIANCES(16, 32)
-HIGHBD_VARIANCES(16, 16)
-HIGHBD_VARIANCES(16, 8)
-HIGHBD_VARIANCES(8, 16)
-HIGHBD_VARIANCES(8, 8)
-HIGHBD_VARIANCES(8, 4)
-HIGHBD_VARIANCES(4, 8)
-HIGHBD_VARIANCES(4, 4)
+#define HBD_VARIANCE_WXH_12_XLARGE_NEON(w, h) \
+ uint32_t vpx_highbd_12_variance##w##x##h##_neon( \
+ const uint8_t *src_ptr, int src_stride, const uint8_t *ref_ptr, \
+ int ref_stride, uint32_t *sse) { \
+ int sum; \
+ int64_t var; \
+ uint64_t sse_long = 0; \
+ int64_t sum_long = 0; \
+ uint16_t *src = CONVERT_TO_SHORTPTR(src_ptr); \
+ uint16_t *ref = CONVERT_TO_SHORTPTR(ref_ptr); \
+ highbd_variance_##w##xh_xlarge_neon(src, src_stride, ref, ref_stride, h, \
+ &sse_long, &sum_long); \
+ *sse = (uint32_t)ROUND_POWER_OF_TWO(sse_long, 8); \
+ sum = (int)ROUND_POWER_OF_TWO(sum_long, 4); \
+ var = (int64_t)(*sse) - (((int64_t)sum * sum) / (w * h)); \
+ return (var >= 0) ? (uint32_t)var : 0; \
+ }
+
+// 8-bit
+HBD_VARIANCE_WXH_8_NEON(4, 4)
+HBD_VARIANCE_WXH_8_NEON(4, 8)
+
+HBD_VARIANCE_WXH_8_NEON(8, 4)
+HBD_VARIANCE_WXH_8_NEON(8, 8)
+HBD_VARIANCE_WXH_8_NEON(8, 16)
+
+HBD_VARIANCE_WXH_8_NEON(16, 8)
+HBD_VARIANCE_WXH_8_NEON(16, 16)
+HBD_VARIANCE_WXH_8_NEON(16, 32)
+
+HBD_VARIANCE_WXH_8_NEON(32, 16)
+HBD_VARIANCE_WXH_8_NEON(32, 32)
+HBD_VARIANCE_WXH_8_NEON(32, 64)
+
+HBD_VARIANCE_WXH_8_NEON(64, 32)
+HBD_VARIANCE_WXH_8_NEON(64, 64)
+
+// 10-bit
+HBD_VARIANCE_WXH_10_NEON(4, 4)
+HBD_VARIANCE_WXH_10_NEON(4, 8)
+
+HBD_VARIANCE_WXH_10_NEON(8, 4)
+HBD_VARIANCE_WXH_10_NEON(8, 8)
+HBD_VARIANCE_WXH_10_NEON(8, 16)
+
+HBD_VARIANCE_WXH_10_NEON(16, 8)
+HBD_VARIANCE_WXH_10_NEON(16, 16)
+HBD_VARIANCE_WXH_10_NEON(16, 32)
+
+HBD_VARIANCE_WXH_10_NEON(32, 16)
+HBD_VARIANCE_WXH_10_NEON(32, 32)
+HBD_VARIANCE_WXH_10_NEON(32, 64)
+
+HBD_VARIANCE_WXH_10_NEON(64, 32)
+HBD_VARIANCE_WXH_10_NEON(64, 64)
+
+// 12-bit
+HBD_VARIANCE_WXH_12_NEON(4, 4)
+HBD_VARIANCE_WXH_12_NEON(4, 8)
+
+HBD_VARIANCE_WXH_12_NEON(8, 4)
+HBD_VARIANCE_WXH_12_NEON(8, 8)
+HBD_VARIANCE_WXH_12_NEON(8, 16)
+
+HBD_VARIANCE_WXH_12_NEON(16, 8)
+HBD_VARIANCE_WXH_12_NEON(16, 16)
+HBD_VARIANCE_WXH_12_NEON(16, 32)
+
+HBD_VARIANCE_WXH_12_NEON(32, 16)
+HBD_VARIANCE_WXH_12_NEON(32, 32)
+HBD_VARIANCE_WXH_12_XLARGE_NEON(32, 64)
+
+HBD_VARIANCE_WXH_12_XLARGE_NEON(64, 32)
+HBD_VARIANCE_WXH_12_XLARGE_NEON(64, 64)
+
+#define HIGHBD_GET_VAR(S) \
+ void vpx_highbd_8_get##S##x##S##var_neon( \
+ const uint8_t *src_ptr, int src_stride, const uint8_t *ref_ptr, \
+ int ref_stride, uint32_t *sse, int *sum) { \
+ uint64_t sse_long = 0; \
+ int64_t sum_long = 0; \
+ uint16_t *src = CONVERT_TO_SHORTPTR(src_ptr); \
+ uint16_t *ref = CONVERT_TO_SHORTPTR(ref_ptr); \
+ highbd_variance_##S##xh_neon(src, src_stride, ref, ref_stride, S, \
+ &sse_long, &sum_long); \
+ *sse = (uint32_t)sse_long; \
+ *sum = (int)sum_long; \
+ } \
+ \
+ void vpx_highbd_10_get##S##x##S##var_neon( \
+ const uint8_t *src_ptr, int src_stride, const uint8_t *ref_ptr, \
+ int ref_stride, uint32_t *sse, int *sum) { \
+ uint64_t sse_long = 0; \
+ int64_t sum_long = 0; \
+ uint16_t *src = CONVERT_TO_SHORTPTR(src_ptr); \
+ uint16_t *ref = CONVERT_TO_SHORTPTR(ref_ptr); \
+ highbd_variance_##S##xh_neon(src, src_stride, ref, ref_stride, S, \
+ &sse_long, &sum_long); \
+ *sse = (uint32_t)ROUND_POWER_OF_TWO(sse_long, 4); \
+ *sum = (int)ROUND_POWER_OF_TWO(sum_long, 2); \
+ } \
+ \
+ void vpx_highbd_12_get##S##x##S##var_neon( \
+ const uint8_t *src_ptr, int src_stride, const uint8_t *ref_ptr, \
+ int ref_stride, uint32_t *sse, int *sum) { \
+ uint64_t sse_long = 0; \
+ int64_t sum_long = 0; \
+ uint16_t *src = CONVERT_TO_SHORTPTR(src_ptr); \
+ uint16_t *ref = CONVERT_TO_SHORTPTR(ref_ptr); \
+ highbd_variance_##S##xh_neon(src, src_stride, ref, ref_stride, S, \
+ &sse_long, &sum_long); \
+ *sse = (uint32_t)ROUND_POWER_OF_TWO(sse_long, 8); \
+ *sum = (int)ROUND_POWER_OF_TWO(sum_long, 4); \
+ }
HIGHBD_GET_VAR(8)
HIGHBD_GET_VAR(16)
-HIGHBD_MSE(16, 16)
-HIGHBD_MSE(16, 8)
-HIGHBD_MSE(8, 16)
-HIGHBD_MSE(8, 8)
+static INLINE uint32_t highbd_mse_wxh_neon(const uint16_t *src_ptr,
+ int src_stride,
+ const uint16_t *ref_ptr,
+ int ref_stride, int w, int h) {
+ uint32x4_t sse_u32[2] = { vdupq_n_u32(0), vdupq_n_u32(0) };
+
+ int i = h;
+ do {
+ int j = 0;
+ do {
+ uint16x8_t s = vld1q_u16(src_ptr + j);
+ uint16x8_t r = vld1q_u16(ref_ptr + j);
+
+ uint16x8_t diff = vabdq_u16(s, r);
+
+ sse_u32[0] =
+ vmlal_u16(sse_u32[0], vget_low_u16(diff), vget_low_u16(diff));
+ sse_u32[1] =
+ vmlal_u16(sse_u32[1], vget_high_u16(diff), vget_high_u16(diff));
+
+ j += 8;
+ } while (j < w);
+
+ src_ptr += src_stride;
+ ref_ptr += ref_stride;
+ } while (--i != 0);
+
+ return horizontal_add_uint32x4(vaddq_u32(sse_u32[0], sse_u32[1]));
+}
+
+static INLINE uint32_t highbd_mse8_8xh_neon(const uint16_t *src_ptr,
+ int src_stride,
+ const uint16_t *ref_ptr,
+ int ref_stride, int h) {
+ return highbd_mse_wxh_neon(src_ptr, src_stride, ref_ptr, ref_stride, 8, h);
+}
+
+static INLINE uint32_t highbd_mse8_16xh_neon(const uint16_t *src_ptr,
+ int src_stride,
+ const uint16_t *ref_ptr,
+ int ref_stride, int h) {
+ return highbd_mse_wxh_neon(src_ptr, src_stride, ref_ptr, ref_stride, 16, h);
+}
+
+#define HIGHBD_MSE_WXH_NEON(w, h) \
+ uint32_t vpx_highbd_8_mse##w##x##h##_neon( \
+ const uint8_t *src_ptr, int src_stride, const uint8_t *ref_ptr, \
+ int ref_stride, uint32_t *sse) { \
+ uint16_t *src = CONVERT_TO_SHORTPTR(src_ptr); \
+ uint16_t *ref = CONVERT_TO_SHORTPTR(ref_ptr); \
+ *sse = highbd_mse8_##w##xh_neon(src, src_stride, ref, ref_stride, h); \
+ return *sse; \
+ } \
+ \
+ uint32_t vpx_highbd_10_mse##w##x##h##_neon( \
+ const uint8_t *src_ptr, int src_stride, const uint8_t *ref_ptr, \
+ int ref_stride, uint32_t *sse) { \
+ uint16_t *src = CONVERT_TO_SHORTPTR(src_ptr); \
+ uint16_t *ref = CONVERT_TO_SHORTPTR(ref_ptr); \
+ *sse = highbd_mse_wxh_neon(src, src_stride, ref, ref_stride, w, h); \
+ *sse = ROUND_POWER_OF_TWO(*sse, 4); \
+ return *sse; \
+ } \
+ \
+ uint32_t vpx_highbd_12_mse##w##x##h##_neon( \
+ const uint8_t *src_ptr, int src_stride, const uint8_t *ref_ptr, \
+ int ref_stride, uint32_t *sse) { \
+ uint16_t *src = CONVERT_TO_SHORTPTR(src_ptr); \
+ uint16_t *ref = CONVERT_TO_SHORTPTR(ref_ptr); \
+ *sse = highbd_mse_wxh_neon(src, src_stride, ref, ref_stride, w, h); \
+ *sse = ROUND_POWER_OF_TWO(*sse, 8); \
+ return *sse; \
+ }
+
+HIGHBD_MSE_WXH_NEON(16, 16)
+HIGHBD_MSE_WXH_NEON(16, 8)
+HIGHBD_MSE_WXH_NEON(8, 16)
+HIGHBD_MSE_WXH_NEON(8, 8)
+
+#undef HIGHBD_MSE_WXH_NEON
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-10 15:32:24 +0000