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Output video scores on a json file #2

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Output video scores on a json file #2

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15 changes: 9 additions & 6 deletions src/video_band_detect.m
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Original file line number Diff line number Diff line change
Expand Up @@ -43,12 +43,7 @@
result_dir = 'result_banding_detect';
lib_dir = 'lib';
% video parameters
% if different framerates, should store in array [30,25,25,24..] and modify the
% call of video_framerate in Main Body to video_framerate(i)~
vid_framerate = 30;
vid_width = 1280;
vid_height = 720;
% set frame sampling step. 15 means 1/15frames
% set frame sampling step (15 means 1 out of every 15 frames)
sampling_step = 15;
% choose which metric to evaluate: 'BBAD', 'FCDR'
eval_flags = { 'BBAD' };
Expand All @@ -72,6 +67,8 @@

% video level banding score
banding_score_BBAD_V = zeros(1, length(test_seqs));
json_BBAD_V = cell(1, length(test_seqs));

% frame level banding score
banding_score_BBAD_I_frames = cell(1, length(test_seqs));

Expand Down Expand Up @@ -155,4 +152,10 @@
im_prev_frame = im;
end
banding_score_BBAD_V(1,i) = mean(banding_score_BBAD_I_frames{1,i});
json_BBAD_V{1,i} = struct('input_file', name, 'BBAND', banding_score_BBAD_V(1,i));
end
s.all_scores = json_BBAD_V;
fileID = fopen('bband_results.json', 'w');
fprintf(fileID, jsonencode(s));
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@nbirkbeck nbirkbeck May 31, 2021

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Please also fclose(fileID) to avoid file handle leaks

fclose(fileID);