代码搜索：PSNR
找到约 336 项符合「PSNR」的源代码
代码结果 336
www.eeworm.com/read/300306/13920937
m psnr.m
fpho=im2double(sig);
fpho1=im2double(re_re_sig);
g0=255^2;
g1=0;
g2=0;
for i=1:512
for j=1:512
g1=g1+(fpho(i,j)-fpho1(i,j))^2;
end
end
for i=1:512
for j=1:512
www.eeworm.com/read/204888/15331959
m psnr.m
function [snr,mse] = psnr (A,B)
diff = A - B;
diff_sq = diff .^ 2; % difference squared
mse_clmn = mean(diff_sq); % means square diff. of the columns;
mse = mean(mse_clmn);
if (mse == 0)
www.eeworm.com/read/203019/15367797
m psnr.m
function [snr,mse] = psnr (A,B)
diff = A - B;
diff_sq = diff .^ 2; % difference squared
mse_clmn = mean(diff_sq); % means square diff. of the columns;
mse = mean(mse_clmn);
if (mse == 0)
www.eeworm.com/read/387891/8648105
c tiny_psnr.c
/*
* Copyright (c) 2003 Michael Niedermayer
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* Lic
www.eeworm.com/read/283587/9003915
c tiny_psnr.c
/*
* Copyright (c) 2003 Michael Niedermayer
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* Lic
www.eeworm.com/read/457452/7325322
m psnr_roubst.m
axis on;
axis([0 50 -30 80])
clc
clear a
org=imread('lena.jpg');
%wat=imread('lena_wat.bmp');
[rowr colr]=size(org);
k=1;
for i=1:15
wat=ss_pnf(org,s,i);
a(k)=psnr_cal(org,wat,row
www.eeworm.com/read/244097/12888160
c tiny_psnr.c
/*
* Copyright (c) 2003 Michael Niedermayer
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* Lic
www.eeworm.com/read/306970/13734014
c tiny_psnr.c
/*
* Copyright (c) 2003 Michael Niedermayer
*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of t
www.eeworm.com/read/134167/5894465
c plugin_psnr.c
/*****************************************************************************
*
* XVID MPEG-4 VIDEO CODEC
* - XviD plugin: outputs PSNR to stdout (should disapear soon) -
*
* Copyright(C) 20
www.eeworm.com/read/404736/11479524
m mesure_psnr.m
% fonction calculant :
% - l'erreur quadratique moyen (EQM)
% - le rapport signal sur erreur (SNR)
% - le rapport signal cr阾e sur erreur (PSNR)
%
% entre deux matrices de taille identique
%
%