9c01aa1b0c
This minimize code differences between AOM master and nextgenv2 Change-Id: If144865bdf3ef0818e7aac11018b9e786444c550
56 lines
1.7 KiB
C
56 lines
1.7 KiB
C
/*
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* Copyright (c) 2016, Alliance for Open Media. All rights reserved
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*
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* This source code is subject to the terms of the BSD 2 Clause License and
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* the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
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* was not distributed with this source code in the LICENSE file, you can
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* obtain it at www.aomedia.org/license/software. If the Alliance for Open
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* Media Patent License 1.0 was not distributed with this source code in the
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* PATENTS file, you can obtain it at www.aomedia.org/license/patent.
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*/
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#include <stdlib.h>
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#include "./aom_config.h"
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#include "./aom_dsp_rtcd.h"
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#include "aom/aom_integer.h"
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#include "aom_ports/mem.h"
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void aom_subtract_block_c(int rows, int cols, int16_t *diff,
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ptrdiff_t diff_stride, const uint8_t *src,
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ptrdiff_t src_stride, const uint8_t *pred,
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ptrdiff_t pred_stride) {
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int r, c;
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for (r = 0; r < rows; r++) {
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for (c = 0; c < cols; c++) diff[c] = src[c] - pred[c];
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diff += diff_stride;
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pred += pred_stride;
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src += src_stride;
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}
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}
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#if CONFIG_AOM_HIGHBITDEPTH
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void aom_highbd_subtract_block_c(int rows, int cols, int16_t *diff,
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ptrdiff_t diff_stride, const uint8_t *src8,
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ptrdiff_t src_stride, const uint8_t *pred8,
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ptrdiff_t pred_stride, int bd) {
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int r, c;
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uint16_t *src = CONVERT_TO_SHORTPTR(src8);
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uint16_t *pred = CONVERT_TO_SHORTPTR(pred8);
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(void)bd;
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for (r = 0; r < rows; r++) {
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for (c = 0; c < cols; c++) {
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diff[c] = src[c] - pred[c];
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}
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diff += diff_stride;
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pred += pred_stride;
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src += src_stride;
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}
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}
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#endif // CONFIG_AOM_HIGHBITDEPTH
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