gecko-dev/media/libyuv/util/ssim.h

36 строки
960 B
C

/*
* Copyright 2013 The LibYuv 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.
*/
// Get SSIM for video sequence. Assuming RAW 4:2:0 Y:Cb:Cr format
#ifndef UTIL_SSIM_H_ // NOLINT
#define UTIL_SSIM_H_
#ifdef __cplusplus
extern "C" {
#endif
#if !defined(INT_TYPES_DEFINED) && !defined(UINT8_TYPE_DEFINED)
typedef unsigned char uint8;
#define UINT8_TYPE_DEFINED
#endif
double CalcSSIM(const uint8* org, const uint8* rec,
const int image_width, const int image_height);
// does -10.0 * log10(1.0 - ssim)
double CalcLSSIM(double ssim);
#ifdef __cplusplus
} // extern "C"
#endif
#endif // UTIL_SSIM_H_ // NOLINT