/*
* Copyright ( c ) 2018 , Alliance for Open Media . All rights reserved .
*
* This source code is subject to the terms of the BSD 2 Clause License and
* the Alliance for Open Media Patent License 1 . 0 . If the BSD 2 Clause License
* was not distributed with this source code in the LICENSE file , you can
* obtain it at www . aomedia . org / license / software . If the Alliance for Open
* Media Patent License 1 . 0 was not distributed with this source code in the
* PATENTS file , you can obtain it at www . aomedia . org / license / patent .
*/
/*
* Sum the square of the difference between every corresponding element of the
* buffers .
*/
#include <stdlib.h>
#include "config/aom_config.h"
#include "config/aom_dsp_rtcd.h"
#include "aom/aom_integer.h"
int64_t aom_sse_c(const uint8_t *a, int a_stride, const uint8_t *b,
int b_stride, int width, int height) {
int y, x;
int64_t sse = 0 ;
for (y = 0 ; y < height; y++) {
for (x = 0 ; x < width; x++) {
const int32_t diff = abs(a[x] - b[x]);
sse += diff * diff;
}
a += a_stride;
b += b_stride;
}
return sse;
}
#if CONFIG_AV1_HIGHBITDEPTH
int64_t aom_highbd_sse_c(const uint8_t *a8, int a_stride, const uint8_t *b8,
int b_stride, int width, int height) {
int y, x;
int64_t sse = 0 ;
uint16_t *a = CONVERT_TO_SHORTPTR(a8);
uint16_t *b = CONVERT_TO_SHORTPTR(b8);
for (y = 0 ; y < height; y++) {
for (x = 0 ; x < width; x++) {
const int32_t diff = (int32_t)(a[x]) - (int32_t)(b[x]);
sse += diff * diff;
}
a += a_stride;
b += b_stride;
}
return sse;
}
#endif
Messung V0.5 in Prozent C=97 H=95 G=95
¤ Dauer der Verarbeitung: 0.10 Sekunden
(vorverarbeitet am 2026-09-28)
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