24 lines
533 B
Ruby
24 lines
533 B
Ruby
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# frozen_string_literal: true
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class UninterlaceService
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def process(file)
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uninterlace_png(file)
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end
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private
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def uninterlace_png(uploaded_file)
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if interlaced?(uploaded_file.to_path)
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chunky_img = ChunkyPNG::Image.from_io(uploaded_file.to_io)
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chunky_img.save(uploaded_file.to_path, interlace: false)
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uploaded_file.reopen(uploaded_file.to_path, 'rb')
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end
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uploaded_file
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end
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def interlaced?(png_path)
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png = MiniMagick::Image.open(png_path)
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png.data["interlace"] != "None"
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end
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end
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