convertMovies.m

%% Convert videos

%% INPUT DATA
% start_path = '\\storage.laur.corp.brain.mpg.de\Data_3\CoattiAlex'; %'/storage/laur/Data3/CoattiAlex';
% disp('GO TO FOLDER WITH VIDEOS FOR PLAYBACK: ');
data_folder = 'Z:\CoattiAlex\Lizard_behavior\Videos\conspecifics\maleMovies'; %uigetdir(start_path);
cd(data_folder)

% find all avi filenames
dirContent = dir;
aviFiles = find(~cell2mat(cellfun(@isempty,strfind({dirContent.name},'avi'),'UniformOutput',0)));
NameFPS = cell([length(aviFiles),2]);

for j = 1:length(aviFiles)
    
    myVid = dirContent(aviFiles(j)).name
    myReader = video.FFmpegVideoReader(myVid, false);
    
    NameFPS{j,1} = myVid;
    NameFPS{j,2} =  myReader.fps;
    
    %% OPEN MATLAB VIDEO WRITER
    
    writerObj = VideoWriter(['New' myReader.filename]);
    writerObj.FrameRate = myReader.fps
    open(writerObj);
    
    % if myReader.fps < 24
    %     writerObj.FrameRate = 30;
    % else
    %     writerObj.FrameRate = myReader.fps;
    % end
 
    %% CONVERT VIDEOS
    
    for i = 1:myReader.numFrames
        currF = myReader.readFrame();
        writeVideo(writerObj,currF);
    end
    
    close(writerObj);
    clear myReader
    
end