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036556d350
* Fix media processing getting stuck on too much stdin/stderr See thoughtbot/terrapin#5 * Remove dependency on paperclip-av-transcoder gem * Remove dependency on streamio-ffmpeg gem * Disable stdin on ffmpeg process
50 lines
1.3 KiB
Ruby
50 lines
1.3 KiB
Ruby
# frozen_string_literal: true
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require 'mime/types/columnar'
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module Paperclip
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class ImageExtractor < Paperclip::Processor
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def make
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return @file unless options[:style] == :original
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image = extract_image_from_file!
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unless image.nil?
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begin
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attachment.instance.thumbnail = image if image.size.positive?
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ensure
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# Paperclip does not automatically delete the source file of
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# a new attachment while working on copies of it, so we need
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# to make sure it's cleaned up
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begin
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image.close(true)
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rescue Errno::ENOENT
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nil
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end
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end
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end
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@file
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end
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private
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def extract_image_from_file!
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dst = Tempfile.new([File.basename(@file.path, '.*'), '.png'])
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dst.binmode
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begin
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command = Terrapin::CommandLine.new('ffmpeg', '-i :source -loglevel :loglevel -y :destination', logger: Paperclip.logger)
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command.run(source: @file.path, destination: dst.path, loglevel: 'fatal')
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rescue Terrapin::ExitStatusError
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dst.close(true)
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return nil
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rescue Terrapin::CommandNotFoundError
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raise Paperclip::Errors::CommandNotFoundError, 'Could not run the `ffmpeg` command. Please install ffmpeg.'
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end
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dst
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end
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end
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end
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