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Added movieclip table #19

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Merged
dimitri-yatsenko merged 1 commit into from
May 31, 2016
Merged

Added movieclip table #19

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54 changes: 54 additions & 0 deletions schemas/+psy/MovieClipStore.m
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Original file line number Diff line number Diff line change
@@ -0,0 +1,54 @@
%{
psy.MovieClipStore (imported) # clips from movies
-> psy.MovieInfo
clip_number : int # clip index
-----
file_name : varchar(255) # full file name
clip : longblob #
%}


classdef MovieClipStore < dj.Relvar & dj.AutoPopulate
properties
popRel = psy.MovieInfo
end

methods (Access=protected)
function makeTuples(self,key)
[path,file_temp] = fetch1(psy.MovieInfo & key,'path','file_template');
clips = dir(fullfile(getLocalPath(path),['*.' file_temp(end-2:end)]));
for iclip = 1:length(clips);
clip_number = sscanf(clips(iclip).name,file_temp);
if isempty(clip_number);continue;end
tuple = key;
tuple.clip_number = clip_number;
tuple.file_name = clips(iclip).name;
fid = fopen(getLocalPath(fullfile(path,tuple.file_name)));
tuple.clip = fread(fid,'*int8');
fclose(fid);
self.insert(tuple)
end
end
end

methods
function filenames = export(obj)

[file_names,clips] = fetchn(obj,'file_name','clip');
path = getLocalPath(fetch1(psy.MovieInfo & obj,'path'));
if ~exist(path,'dir');mkdir(path);end

filenames = cell(length(file_names),1);
for ifile = 1:length(file_names)
filenames{ifile} = fullfile(path,file_names{ifile});
if exist(filenames{ifile}, 'file');delete(filenames{ifile});end
fid = fopen(filenames{ifile},'w');
fwrite(fid,clips{ifile},'int8');
fclose(fid);
end

if length(filenames)==1; filenames = filenames{1};end

end
end
end
5 changes: 3 additions & 2 deletions schemas/+psy/MovieInfo.m
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Original file line number Diff line number Diff line change
Expand Up @@ -3,7 +3,8 @@
movie_name : char(8) # short movie title
-----
movie_title : varchar(255) # full movie title
path_template : varchar(255) # filename template with full path
path : varchar(255) # path for movies
file_template : varchar(255) # filename template with full path
file_duration : float # (s) duration of each file (must be equal)
frame_rate : float # frames per second
frame_width : int # (pixels)
Expand All @@ -15,7 +16,7 @@
methods
function fill(self)
self.inserti({
'MadMax' 'Mad Max: Fury Road (2015)' '~/stimuli/movies/madmax/madmax_%03u.avi' 60 30 255 144
'MadMax' 'Mad Max: Fury Road (2015)' '~/stimuli/movies' 'madmax_%03u.avi' 60 30 255 144
})
end
end
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