104 lines
3.0 KiB
C
104 lines
3.0 KiB
C
/*
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* Copyright (c) 2016 The WebM project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include <arm_neon.h>
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#include "./vpx_dsp_rtcd.h"
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#include "vpx/vpx_integer.h"
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void vpx_highbd_convolve_copy_neon(const uint8_t *src8, ptrdiff_t src_stride,
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uint8_t *dst8, ptrdiff_t dst_stride,
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const int16_t *filter_x, int filter_x_stride,
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const int16_t *filter_y, int filter_y_stride,
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int w, int h, int bd) {
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const uint16_t *src = CONVERT_TO_SHORTPTR(src8);
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uint16_t *dst = CONVERT_TO_SHORTPTR(dst8);
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(void)filter_x;
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(void)filter_x_stride;
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(void)filter_y;
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(void)filter_y_stride;
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(void)bd;
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if (w < 8) { // copy4
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do {
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vst1_u16(dst, vld1_u16(src));
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src += src_stride;
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dst += dst_stride;
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vst1_u16(dst, vld1_u16(src));
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src += src_stride;
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dst += dst_stride;
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h -= 2;
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} while (h > 0);
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} else if (w == 8) { // copy8
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do {
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vst1q_u16(dst, vld1q_u16(src));
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src += src_stride;
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dst += dst_stride;
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vst1q_u16(dst, vld1q_u16(src));
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src += src_stride;
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dst += dst_stride;
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h -= 2;
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} while (h > 0);
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} else if (w < 32) { // copy16
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do {
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vst2q_u16(dst, vld2q_u16(src));
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src += src_stride;
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dst += dst_stride;
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vst2q_u16(dst, vld2q_u16(src));
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src += src_stride;
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dst += dst_stride;
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vst2q_u16(dst, vld2q_u16(src));
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src += src_stride;
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dst += dst_stride;
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vst2q_u16(dst, vld2q_u16(src));
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src += src_stride;
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dst += dst_stride;
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h -= 4;
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} while (h > 0);
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} else if (w == 32) { // copy32
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do {
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vst4q_u16(dst, vld4q_u16(src));
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src += src_stride;
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dst += dst_stride;
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vst4q_u16(dst, vld4q_u16(src));
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src += src_stride;
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dst += dst_stride;
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vst4q_u16(dst, vld4q_u16(src));
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src += src_stride;
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dst += dst_stride;
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vst4q_u16(dst, vld4q_u16(src));
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src += src_stride;
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dst += dst_stride;
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h -= 4;
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} while (h > 0);
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} else { // copy64
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do {
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vst4q_u16(dst, vld4q_u16(src));
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vst4q_u16(dst + 32, vld4q_u16(src + 32));
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src += src_stride;
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dst += dst_stride;
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vst4q_u16(dst, vld4q_u16(src));
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vst4q_u16(dst + 32, vld4q_u16(src + 32));
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src += src_stride;
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dst += dst_stride;
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vst4q_u16(dst, vld4q_u16(src));
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vst4q_u16(dst + 32, vld4q_u16(src + 32));
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src += src_stride;
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dst += dst_stride;
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vst4q_u16(dst, vld4q_u16(src));
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vst4q_u16(dst + 32, vld4q_u16(src + 32));
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src += src_stride;
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dst += dst_stride;
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h -= 4;
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} while (h > 0);
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}
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}
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