JPEG sanity check

jpeg-sanity-check.lua

require('image')

local function iterate(src)
   for dir in paths.iterdirs(src) do
      local subdir = path.join(src, dir)
      print(subdir)
      for file in paths.iterfiles(subdir) do
         local filepath = path.join(subdir, file)
         local ok, img = pcall(image.loadJPG, filepath, 3, 'float')
         if not ok then
            print(filepath)
         end
      end
   end
end

print('==> train folder')
iterate('/media/SuperSSD/ILSVRC2012/train')
print('==> val folder')
iterate('/media/SuperSSD/ILSVRC2012/val')