38 lines
844 B
C
38 lines
844 B
C
/*
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* Copyright (c) 2010 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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#ifndef __INC_SAD_H
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#define __INC_SAD_H
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static __inline
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unsigned int sad_mx_n_c(
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const unsigned char *src_ptr,
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int src_stride,
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const unsigned char *ref_ptr,
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int ref_stride,
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int m,
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int n) {
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int r, c;
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unsigned int sad = 0;
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for (r = 0; r < n; r++) {
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for (c = 0; c < m; c++) {
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sad += abs(src_ptr[c] - ref_ptr[c]);
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}
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src_ptr += src_stride;
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ref_ptr += ref_stride;
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}
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return sad;
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}
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#endif
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