From c2b4b93619393241204ced09a16caf5f9c5f97b1 Mon Sep 17 00:00:00 2001 From: Riza Sulistyo Date: Tue, 28 Jun 2016 06:04:19 +0000 Subject: Re #1937: Change project and folder name for consistency with existing third party library. git-svn-id: http://svn.pjsip.org/repos/pjproject/trunk@5358 74dad513-b988-da41-8d7b-12977e46ad98 --- third_party/yuv/include/libyuv/compare.h | 78 ++++++++++++++++++++++++++++++++ 1 file changed, 78 insertions(+) create mode 100644 third_party/yuv/include/libyuv/compare.h (limited to 'third_party/yuv/include/libyuv/compare.h') diff --git a/third_party/yuv/include/libyuv/compare.h b/third_party/yuv/include/libyuv/compare.h new file mode 100644 index 00000000..08b2bb2e --- /dev/null +++ b/third_party/yuv/include/libyuv/compare.h @@ -0,0 +1,78 @@ +/* + * Copyright 2011 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. + */ + +#ifndef INCLUDE_LIBYUV_COMPARE_H_ // NOLINT +#define INCLUDE_LIBYUV_COMPARE_H_ + +#include "libyuv/basic_types.h" + +#ifdef __cplusplus +namespace libyuv { +extern "C" { +#endif + +// Compute a hash for specified memory. Seed of 5381 recommended. +LIBYUV_API +uint32 HashDjb2(const uint8* src, uint64 count, uint32 seed); + +// Scan an opaque argb image and return fourcc based on alpha offset. +// Returns FOURCC_ARGB, FOURCC_BGRA, or 0 if unknown. +LIBYUV_API +uint32 ARGBDetect(const uint8* argb, int stride_argb, int width, int height); + +// Sum Square Error - used to compute Mean Square Error or PSNR. +LIBYUV_API +uint64 ComputeSumSquareError(const uint8* src_a, + const uint8* src_b, int count); + +LIBYUV_API +uint64 ComputeSumSquareErrorPlane(const uint8* src_a, int stride_a, + const uint8* src_b, int stride_b, + int width, int height); + +static const int kMaxPsnr = 128; + +LIBYUV_API +double SumSquareErrorToPsnr(uint64 sse, uint64 count); + +LIBYUV_API +double CalcFramePsnr(const uint8* src_a, int stride_a, + const uint8* src_b, int stride_b, + int width, int height); + +LIBYUV_API +double I420Psnr(const uint8* src_y_a, int stride_y_a, + const uint8* src_u_a, int stride_u_a, + const uint8* src_v_a, int stride_v_a, + const uint8* src_y_b, int stride_y_b, + const uint8* src_u_b, int stride_u_b, + const uint8* src_v_b, int stride_v_b, + int width, int height); + +LIBYUV_API +double CalcFrameSsim(const uint8* src_a, int stride_a, + const uint8* src_b, int stride_b, + int width, int height); + +LIBYUV_API +double I420Ssim(const uint8* src_y_a, int stride_y_a, + const uint8* src_u_a, int stride_u_a, + const uint8* src_v_a, int stride_v_a, + const uint8* src_y_b, int stride_y_b, + const uint8* src_u_b, int stride_u_b, + const uint8* src_v_b, int stride_v_b, + int width, int height); + +#ifdef __cplusplus +} // extern "C" +} // namespace libyuv +#endif + +#endif // INCLUDE_LIBYUV_COMPARE_H_ NOLINT -- cgit v1.2.3