Use uncompressed avi output and split movie into ~1GB chunks.

src/MATLAB/+UI/GenerateAVI.m

@@ -29,9 +29,6 @@ global Figures CONSTANTS HashedCells
 
 tic
 
-outfile =  [ CONSTANTS.datasetName ' _cine.avi'];
-aviobj = avifile(outfile,'compression','cinepak');
-
 nframes = length(HashedCells);
 
 xLim = get(get(Figures.cells.handle, 'CurrentAxes'),'XLim');
@@ -54,7 +51,20 @@ end
 set(Figures.cells.handle,'outerposition',[mp(3)-960 mp(4)-1080  960 1080]);   
 set(Figures.tree.handle,'outerposition',[mp(3)-960 mp(4)-1080  960 1080]);
 
-for t=1:nframes
+% Split movie into approximately 1GB chunks
+mvsize = 2*1920*1080*nframes;
+mvsplits = ceil(mvsize / (2^30));
+
+tStarts = round(((0:mvsplits)/mvsplits)*nframes) + 1;
+
+for i=1:mvsplits
+    outfile =  [ CONSTANTS.datasetName '_uncomp' num2str(i,'%02d') '.avi'];
+    aviobj = avifile(outfile,'compression','none');
+    
+    tStart = tStarts(i);
+    tEnd = tStarts(i+1)-1;
+
+    for t=tStart:tEnd
         UI.TimeChange(t);
         UI.Progressbar(t/nframes);
 
@@ -78,6 +88,7 @@ for t=1:nframes
     end
 
     aviobj = close(aviobj);
+end
 
 tElapsed = toc;
 Error.LogAction('GenerateAVI: elapsed time',tElapsed,0);