%?amplify_spatial_Gdown_temporal_ideal（vidFile?outDir?alpha?
%??????????????????????????????????????level?fl?fh?samplingRate?
%??????????????????????????????????????chromAttenuation）
%
%?Spatial?Filtering:?Gaussian?blur?and?down?sample
%?Temporal?Filtering:?Ideal?bandpass
%?
%?Copyright?（c）?2011-2012?Massachusetts?Institute?of?Technology?
%?Quanta?Research?Cambridge?Inc.
%
%?Authors:?Hao-yu?Wu?Michael?Rubinstein?Eugene?Shih?
%?License:?Please?refer?to?the?LICENCE?file
%?Date:?June?2012
%
function?amplify_spatial_Gdown_temporal_ideal（vidFileoutDiralphalevel?...
?????????????????????flfhsamplingRate?chromAttenuation）
?

????[~vidName]?=?fileparts（vidFile）;

????outName?=?fullfile（outDir[vidName?‘-ideal-from-‘?num2str（fl）?...
???????????????????????????‘-to-‘?num2str（fh）?...
???????????????????????????‘-alpha-‘?num2str（alpha）?...
???????????????????????????‘-level-‘?num2str（level）?...
???????????????????????????‘-chromAtn-‘?num2str（chromAttenuation）?‘.avi‘]）;


????%?Read?video
????vid?=?VideoReader（vidFile）;
????%?Extract?video?info
????vidHeight?=?vid.Height;
????vidWidth?=?vid.Width;
????nChannels?=?3;
????fr?=?vid.frameRate;
????len?=?vid.NumberOfframes;
????temp?=?struct（‘cdata‘?zeros（vidHeight?vidWidth?nChannels?‘uint8‘）?‘colormap‘?[]）;

????startIndex?=?1;
????endIndex?=?len-10;

????vidOut?=?VideoWriter（outName）;
????vidOut.frameRate?=?fr;

????open（vidOut）


????%?compute?Gaussian?blur?stack
????disp（‘Spatial?filtering...‘）
????Gdown_stack?=?build_GDown_stack（vidFile?startIndex?endIndex?level）;
????disp（‘Finished‘）
????
????
????%?Temporal?filtering
????disp（‘Temporal?filtering...‘）
????filtered_stack?=?ideal_bandpassing（Gdown_stack?1?fl?fh?samplingRate）;
????disp（‘Finished‘）
????
????%%?amplify
????filtered_stack（:::1）?=?filtered_stack（:::1）?.*?alpha;
????filtered_stack（:::2）?=?filtered_stack（:::2）?.*?alpha?.*?chromAttenuation;
????filtered_stack（:::3）?=?filtered_stack（:::3）?.*?alpha?.*?chromAttenuation;



????%%?Render?on?the?input?video
????disp（‘Rendering...‘）
????%?output?video
????k?=?0;
????for?i=startIndex:endIndex
????????k?=?k+1
????????temp.cdata?=?read（vid?i）;
????????[rgbframe~]?=?frame2im（temp）;
????????rgbframe?=?im2double（rgbframe）;
????????frame?=?rgb2ntsc（rgbframe）;

????????filtered?=?squeeze（filtered_stack（k:::））;

????????filtered?=?imresize（filtered[vidHeight?vidWidth]）;

????????filtered?=?filtered+frame;

????????frame?=?ntsc2rgb（filtered）;

????????frame（frame?>?1）?=?1;
????????frame（frame?

????????writeVideo（vidOutim2uint8（frame））;
????end

????disp（‘Finished‘）
????close（vidOut）;

end

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件?????8092708??2017-11-28?10:43??歐拉放大\Eulerian?Video?Magnification?for?Revealing?Subtle?Changes?in?the?World.pdf
?????目錄???????????0??2018-09-19?20:05??歐拉放大\EVM_Matlab\
?????文件????????2633??2013-03-04?11:17??歐拉放大\EVM_Matlab\amplify_spatial_Gdown_temporal_ideal.m
?????文件????????5123??2013-03-04?11:17??歐拉放大\EVM_Matlab\amplify_spatial_lpyr_temporal_butter.m
?????文件????????3797??2018-09-17?16:18??歐拉放大\EVM_Matlab\amplify_spatial_lpyr_temporal_ideal.m
?????文件????????4917??2018-09-17?15:12??歐拉放大\EVM_Matlab\amplify_spatial_lpyr_temporal_iir.m
?????文件?????????495??2013-03-04?11:17??歐拉放大\EVM_Matlab\blurDnClr.m
?????文件?????????517??2013-03-04?11:17??歐拉放大\EVM_Matlab\blurUpClr.m
?????文件????????1841??2018-09-16?11:17??歐拉放大\EVM_Matlab\build_GDown_stack.m
?????文件????????1804??2013-03-04?11:17??歐拉放大\EVM_Matlab\build_Lpyr_stack.m
?????文件?????????105??2013-03-04?11:17??歐拉放大\EVM_Matlab\ChangeLog.txt
?????文件?????????730??2013-03-04?11:17??歐拉放大\EVM_Matlab\create_mask.m
?????目錄???????????0??2018-09-19?20:05??歐拉放大\EVM_Matlab\data\
?????文件?????1839450??2018-09-15?10:08??歐拉放大\EVM_Matlab\data\baby.mp4
?????文件?????5091781??2018-09-15?10:13??歐拉放大\EVM_Matlab\data\baby2.mp4
?????文件?????1639646??2018-09-17?09:36??歐拉放大\EVM_Matlab\data\face.mp4
?????文件?????2002507??2018-09-17?09:37??歐拉放大\EVM_Matlab\data\wrist.mp4
?????文件????????1190??2013-03-04?11:17??歐拉放大\EVM_Matlab\ideal_bandpassing.m
?????文件??????????62??2013-03-04?11:17??歐拉放大\EVM_Matlab\install.m
?????文件???????17296??2013-03-04?11:17??歐拉放大\EVM_Matlab\LICENSE.pdf
?????文件?????????132??2013-03-04?11:17??歐拉放大\EVM_Matlab\make.m
?????目錄???????????0??2018-09-19?20:05??歐拉放大\EVM_Matlab\matlabPyrTools\
?????文件?????????309??2013-03-04?11:17??歐拉放大\EVM_Matlab\matlabPyrTools\binomialFilter.m
?????文件????????1731??2013-03-04?11:17??歐拉放大\EVM_Matlab\matlabPyrTools\blur.m
?????文件????????1364??2013-03-04?11:17??歐拉放大\EVM_Matlab\matlabPyrTools\blurDn.m
?????文件????????1931??2013-03-04?11:17??歐拉放大\EVM_Matlab\matlabPyrTools\buildGpyr.m
?????文件????????2632??2013-03-04?11:17??歐拉放大\EVM_Matlab\matlabPyrTools\buildLpyr.m
?????文件????????2713??2013-03-04?11:17??歐拉放大\EVM_Matlab\matlabPyrTools\buildSCFpyr.m
?????文件????????2187??2013-03-04?11:17??歐拉放大\EVM_Matlab\matlabPyrTools\buildSCFpyrLevs.m
?????文件????????3256??2013-03-04?11:17??歐拉放大\EVM_Matlab\matlabPyrTools\buildSFpyr.m
?????文件????????1891??2013-03-04?11:17??歐拉放大\EVM_Matlab\matlabPyrTools\buildSFpyrLevs.m
............此處省略265個文件信息