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-rw-r--r--media/libvpx/libvpx/vpx_dsp/arm/sad_neon.c391
1 files changed, 391 insertions, 0 deletions
diff --git a/media/libvpx/libvpx/vpx_dsp/arm/sad_neon.c b/media/libvpx/libvpx/vpx_dsp/arm/sad_neon.c
new file mode 100644
index 0000000000..4dd87ddc0f
--- /dev/null
+++ b/media/libvpx/libvpx/vpx_dsp/arm/sad_neon.c
@@ -0,0 +1,391 @@
+/*
+ * Copyright (c) 2014 The WebM project authors. All Rights Reserved.
+ *
+ * Use of this source code is governed by a BSD-style license
+ * that can be found in the LICENSE file in the root of the source
+ * tree. An additional intellectual property rights grant can be found
+ * in the file PATENTS. All contributing project authors may
+ * be found in the AUTHORS file in the root of the source tree.
+ */
+
+#include <arm_neon.h>
+
+#include "./vpx_config.h"
+#include "./vpx_dsp_rtcd.h"
+
+#include "vpx/vpx_integer.h"
+#include "vpx_dsp/arm/mem_neon.h"
+#include "vpx_dsp/arm/sum_neon.h"
+
+static INLINE unsigned int sad64xh_neon(const uint8_t *src_ptr, int src_stride,
+ const uint8_t *ref_ptr, int ref_stride,
+ int h) {
+ uint16x8_t sum[4] = { vdupq_n_u16(0), vdupq_n_u16(0), vdupq_n_u16(0),
+ vdupq_n_u16(0) };
+ uint32x4_t sum_u32;
+
+ int i = h;
+ do {
+ uint8x16_t s0, s1, s2, s3, r0, r1, r2, r3;
+ uint8x16_t diff0, diff1, diff2, diff3;
+
+ s0 = vld1q_u8(src_ptr);
+ r0 = vld1q_u8(ref_ptr);
+ diff0 = vabdq_u8(s0, r0);
+ sum[0] = vpadalq_u8(sum[0], diff0);
+
+ s1 = vld1q_u8(src_ptr + 16);
+ r1 = vld1q_u8(ref_ptr + 16);
+ diff1 = vabdq_u8(s1, r1);
+ sum[1] = vpadalq_u8(sum[1], diff1);
+
+ s2 = vld1q_u8(src_ptr + 32);
+ r2 = vld1q_u8(ref_ptr + 32);
+ diff2 = vabdq_u8(s2, r2);
+ sum[2] = vpadalq_u8(sum[2], diff2);
+
+ s3 = vld1q_u8(src_ptr + 48);
+ r3 = vld1q_u8(ref_ptr + 48);
+ diff3 = vabdq_u8(s3, r3);
+ sum[3] = vpadalq_u8(sum[3], diff3);
+
+ src_ptr += src_stride;
+ ref_ptr += ref_stride;
+ } while (--i != 0);
+
+ sum_u32 = vpaddlq_u16(sum[0]);
+ sum_u32 = vpadalq_u16(sum_u32, sum[1]);
+ sum_u32 = vpadalq_u16(sum_u32, sum[2]);
+ sum_u32 = vpadalq_u16(sum_u32, sum[3]);
+
+ return horizontal_add_uint32x4(sum_u32);
+}
+
+static INLINE unsigned int sad32xh_neon(const uint8_t *src_ptr, int src_stride,
+ const uint8_t *ref_ptr, int ref_stride,
+ int h) {
+ uint32x4_t sum = vdupq_n_u32(0);
+
+ int i = h;
+ do {
+ uint8x16_t s0 = vld1q_u8(src_ptr);
+ uint8x16_t r0 = vld1q_u8(ref_ptr);
+ uint8x16_t diff0 = vabdq_u8(s0, r0);
+ uint16x8_t sum0 = vpaddlq_u8(diff0);
+
+ uint8x16_t s1 = vld1q_u8(src_ptr + 16);
+ uint8x16_t r1 = vld1q_u8(ref_ptr + 16);
+ uint8x16_t diff1 = vabdq_u8(s1, r1);
+ uint16x8_t sum1 = vpaddlq_u8(diff1);
+
+ sum = vpadalq_u16(sum, sum0);
+ sum = vpadalq_u16(sum, sum1);
+
+ src_ptr += src_stride;
+ ref_ptr += ref_stride;
+ } while (--i != 0);
+
+ return horizontal_add_uint32x4(sum);
+}
+
+static INLINE unsigned int sad16xh_neon(const uint8_t *src_ptr, int src_stride,
+ const uint8_t *ref_ptr, int ref_stride,
+ int h) {
+ uint16x8_t sum = vdupq_n_u16(0);
+
+ int i = h;
+ do {
+ uint8x16_t s = vld1q_u8(src_ptr);
+ uint8x16_t r = vld1q_u8(ref_ptr);
+
+ uint8x16_t diff = vabdq_u8(s, r);
+ sum = vpadalq_u8(sum, diff);
+
+ src_ptr += src_stride;
+ ref_ptr += ref_stride;
+ } while (--i != 0);
+
+ return horizontal_add_uint16x8(sum);
+}
+
+static INLINE unsigned int sad8xh_neon(const uint8_t *src_ptr, int src_stride,
+ const uint8_t *ref_ptr, int ref_stride,
+ int h) {
+ uint16x8_t sum = vdupq_n_u16(0);
+
+ int i = h;
+ do {
+ uint8x8_t s = vld1_u8(src_ptr);
+ uint8x8_t r = vld1_u8(ref_ptr);
+
+ sum = vabal_u8(sum, s, r);
+
+ src_ptr += src_stride;
+ ref_ptr += ref_stride;
+ } while (--i != 0);
+
+ return horizontal_add_uint16x8(sum);
+}
+
+static INLINE unsigned int sad4xh_neon(const uint8_t *src_ptr, int src_stride,
+ const uint8_t *ref_ptr, int ref_stride,
+ int h) {
+ uint16x8_t sum = vdupq_n_u16(0);
+
+ int i = h / 2;
+ do {
+ uint8x8_t s = load_unaligned_u8(src_ptr, src_stride);
+ uint8x8_t r = load_unaligned_u8(ref_ptr, ref_stride);
+
+ sum = vabal_u8(sum, s, r);
+
+ src_ptr += 2 * src_stride;
+ ref_ptr += 2 * ref_stride;
+ } while (--i != 0);
+
+ return horizontal_add_uint16x8(sum);
+}
+
+#define SAD_WXH_NEON(w, h) \
+ unsigned int vpx_sad##w##x##h##_neon(const uint8_t *src, int src_stride, \
+ const uint8_t *ref, int ref_stride) { \
+ return sad##w##xh_neon(src, src_stride, ref, ref_stride, (h)); \
+ }
+
+SAD_WXH_NEON(4, 4)
+SAD_WXH_NEON(4, 8)
+
+SAD_WXH_NEON(8, 4)
+SAD_WXH_NEON(8, 8)
+SAD_WXH_NEON(8, 16)
+
+SAD_WXH_NEON(16, 8)
+SAD_WXH_NEON(16, 16)
+SAD_WXH_NEON(16, 32)
+
+SAD_WXH_NEON(32, 16)
+SAD_WXH_NEON(32, 32)
+SAD_WXH_NEON(32, 64)
+
+SAD_WXH_NEON(64, 32)
+SAD_WXH_NEON(64, 64)
+
+#undef SAD_WXH_NEON
+
+#define SAD_SKIP_WXH_NEON(w, h) \
+ unsigned int vpx_sad_skip_##w##x##h##_neon( \
+ const uint8_t *src, int src_stride, const uint8_t *ref, \
+ int ref_stride) { \
+ return 2 * \
+ sad##w##xh_neon(src, 2 * src_stride, ref, 2 * ref_stride, (h) / 2); \
+ }
+
+SAD_SKIP_WXH_NEON(4, 4)
+SAD_SKIP_WXH_NEON(4, 8)
+
+SAD_SKIP_WXH_NEON(8, 4)
+SAD_SKIP_WXH_NEON(8, 8)
+SAD_SKIP_WXH_NEON(8, 16)
+
+SAD_SKIP_WXH_NEON(16, 8)
+SAD_SKIP_WXH_NEON(16, 16)
+SAD_SKIP_WXH_NEON(16, 32)
+
+SAD_SKIP_WXH_NEON(32, 16)
+SAD_SKIP_WXH_NEON(32, 32)
+SAD_SKIP_WXH_NEON(32, 64)
+
+SAD_SKIP_WXH_NEON(64, 32)
+SAD_SKIP_WXH_NEON(64, 64)
+
+#undef SAD_SKIP_WXH_NEON
+
+static INLINE unsigned int sad64xh_avg_neon(const uint8_t *src_ptr,
+ int src_stride,
+ const uint8_t *ref_ptr,
+ int ref_stride, int h,
+ const uint8_t *second_pred) {
+ uint16x8_t sum[4] = { vdupq_n_u16(0), vdupq_n_u16(0), vdupq_n_u16(0),
+ vdupq_n_u16(0) };
+ uint32x4_t sum_u32;
+
+ int i = h;
+ do {
+ uint8x16_t s0, s1, s2, s3, r0, r1, r2, r3, p0, p1, p2, p3;
+ uint8x16_t avg0, avg1, avg2, avg3, diff0, diff1, diff2, diff3;
+
+ s0 = vld1q_u8(src_ptr);
+ r0 = vld1q_u8(ref_ptr);
+ p0 = vld1q_u8(second_pred);
+ avg0 = vrhaddq_u8(r0, p0);
+ diff0 = vabdq_u8(s0, avg0);
+ sum[0] = vpadalq_u8(sum[0], diff0);
+
+ s1 = vld1q_u8(src_ptr + 16);
+ r1 = vld1q_u8(ref_ptr + 16);
+ p1 = vld1q_u8(second_pred + 16);
+ avg1 = vrhaddq_u8(r1, p1);
+ diff1 = vabdq_u8(s1, avg1);
+ sum[1] = vpadalq_u8(sum[1], diff1);
+
+ s2 = vld1q_u8(src_ptr + 32);
+ r2 = vld1q_u8(ref_ptr + 32);
+ p2 = vld1q_u8(second_pred + 32);
+ avg2 = vrhaddq_u8(r2, p2);
+ diff2 = vabdq_u8(s2, avg2);
+ sum[2] = vpadalq_u8(sum[2], diff2);
+
+ s3 = vld1q_u8(src_ptr + 48);
+ r3 = vld1q_u8(ref_ptr + 48);
+ p3 = vld1q_u8(second_pred + 48);
+ avg3 = vrhaddq_u8(r3, p3);
+ diff3 = vabdq_u8(s3, avg3);
+ sum[3] = vpadalq_u8(sum[3], diff3);
+
+ src_ptr += src_stride;
+ ref_ptr += ref_stride;
+ second_pred += 64;
+ } while (--i != 0);
+
+ sum_u32 = vpaddlq_u16(sum[0]);
+ sum_u32 = vpadalq_u16(sum_u32, sum[1]);
+ sum_u32 = vpadalq_u16(sum_u32, sum[2]);
+ sum_u32 = vpadalq_u16(sum_u32, sum[3]);
+
+ return horizontal_add_uint32x4(sum_u32);
+}
+
+static INLINE unsigned int sad32xh_avg_neon(const uint8_t *src_ptr,
+ int src_stride,
+ const uint8_t *ref_ptr,
+ int ref_stride, int h,
+ const uint8_t *second_pred) {
+ uint32x4_t sum = vdupq_n_u32(0);
+
+ int i = h;
+ do {
+ uint8x16_t s0 = vld1q_u8(src_ptr);
+ uint8x16_t r0 = vld1q_u8(ref_ptr);
+ uint8x16_t p0 = vld1q_u8(second_pred);
+ uint8x16_t avg0 = vrhaddq_u8(r0, p0);
+ uint8x16_t diff0 = vabdq_u8(s0, avg0);
+ uint16x8_t sum0 = vpaddlq_u8(diff0);
+
+ uint8x16_t s1 = vld1q_u8(src_ptr + 16);
+ uint8x16_t r1 = vld1q_u8(ref_ptr + 16);
+ uint8x16_t p1 = vld1q_u8(second_pred + 16);
+ uint8x16_t avg1 = vrhaddq_u8(r1, p1);
+ uint8x16_t diff1 = vabdq_u8(s1, avg1);
+ uint16x8_t sum1 = vpaddlq_u8(diff1);
+
+ sum = vpadalq_u16(sum, sum0);
+ sum = vpadalq_u16(sum, sum1);
+
+ src_ptr += src_stride;
+ ref_ptr += ref_stride;
+ second_pred += 32;
+ } while (--i != 0);
+
+ return horizontal_add_uint32x4(sum);
+}
+
+static INLINE unsigned int sad16xh_avg_neon(const uint8_t *src_ptr,
+ int src_stride,
+ const uint8_t *ref_ptr,
+ int ref_stride, int h,
+ const uint8_t *second_pred) {
+ uint16x8_t sum = vdupq_n_u16(0);
+
+ int i = h;
+ do {
+ uint8x16_t s = vld1q_u8(src_ptr);
+ uint8x16_t r = vld1q_u8(ref_ptr);
+ uint8x16_t p = vld1q_u8(second_pred);
+
+ uint8x16_t avg = vrhaddq_u8(r, p);
+ uint8x16_t diff = vabdq_u8(s, avg);
+ sum = vpadalq_u8(sum, diff);
+
+ src_ptr += src_stride;
+ ref_ptr += ref_stride;
+ second_pred += 16;
+ } while (--i != 0);
+
+ return horizontal_add_uint16x8(sum);
+}
+
+static INLINE unsigned int sad8xh_avg_neon(const uint8_t *src_ptr,
+ int src_stride,
+ const uint8_t *ref_ptr,
+ int ref_stride, int h,
+ const uint8_t *second_pred) {
+ uint16x8_t sum = vdupq_n_u16(0);
+
+ int i = h;
+ do {
+ uint8x8_t s = vld1_u8(src_ptr);
+ uint8x8_t r = vld1_u8(ref_ptr);
+ uint8x8_t p = vld1_u8(second_pred);
+
+ uint8x8_t avg = vrhadd_u8(r, p);
+ sum = vabal_u8(sum, s, avg);
+
+ src_ptr += src_stride;
+ ref_ptr += ref_stride;
+ second_pred += 8;
+ } while (--i != 0);
+
+ return horizontal_add_uint16x8(sum);
+}
+
+static INLINE unsigned int sad4xh_avg_neon(const uint8_t *src_ptr,
+ int src_stride,
+ const uint8_t *ref_ptr,
+ int ref_stride, int h,
+ const uint8_t *second_pred) {
+ uint16x8_t sum = vdupq_n_u16(0);
+
+ int i = h / 2;
+ do {
+ uint8x8_t s = load_unaligned_u8(src_ptr, src_stride);
+ uint8x8_t r = load_unaligned_u8(ref_ptr, ref_stride);
+ uint8x8_t p = vld1_u8(second_pred);
+
+ uint8x8_t avg = vrhadd_u8(r, p);
+ sum = vabal_u8(sum, s, avg);
+
+ src_ptr += 2 * src_stride;
+ ref_ptr += 2 * ref_stride;
+ second_pred += 8;
+ } while (--i != 0);
+
+ return horizontal_add_uint16x8(sum);
+}
+
+#define SAD_WXH_AVG_NEON(w, h) \
+ uint32_t vpx_sad##w##x##h##_avg_neon(const uint8_t *src, int src_stride, \
+ const uint8_t *ref, int ref_stride, \
+ const uint8_t *second_pred) { \
+ return sad##w##xh_avg_neon(src, src_stride, ref, ref_stride, (h), \
+ second_pred); \
+ }
+
+SAD_WXH_AVG_NEON(4, 4)
+SAD_WXH_AVG_NEON(4, 8)
+
+SAD_WXH_AVG_NEON(8, 4)
+SAD_WXH_AVG_NEON(8, 8)
+SAD_WXH_AVG_NEON(8, 16)
+
+SAD_WXH_AVG_NEON(16, 8)
+SAD_WXH_AVG_NEON(16, 16)
+SAD_WXH_AVG_NEON(16, 32)
+
+SAD_WXH_AVG_NEON(32, 16)
+SAD_WXH_AVG_NEON(32, 32)
+SAD_WXH_AVG_NEON(32, 64)
+
+SAD_WXH_AVG_NEON(64, 32)
+SAD_WXH_AVG_NEON(64, 64)
+
+#undef SAD_WXH_AVG_NEON
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-06 11:22:12 +0000