Module: Video2gif::Utils

Defined in:
lib/video2gif/utils.rb

Class Method Summary collapse

Class Method Details

.duration_to_seconds(duration) ⇒ Object

Convert “[-][HH:]MM:SS” to “[-]S+”. ffmpeg.org/ffmpeg-utils.html#time-duration-syntax



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# File 'lib/video2gif/utils.rb', line 16

def self.duration_to_seconds(duration)
  return duration unless duration.include?(?:)
  m = duration.match(/(?<sign>-)?(?<hours>\d+:)?(?<minutes>\d+):(?<seconds>\d+)(?<millis>\.\d+)?/)
  seconds = m[:hours].to_i * 60 * 60 + m[:minutes].to_i * 60 + m[:seconds].to_i
  duration = "#{m[:sign]}#{seconds}#{m[:millis]}"
end

.is_executable?(command) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/video2gif/utils.rb', line 6

def self.is_executable?(command)
  ENV['PATH'].split(File::PATH_SEPARATOR).map do |path|
    (ENV['PATHEXT'] ? ENV['PATHEXT'].split(';') : ['']).map do |extension|
      File.executable?(File.join(path, "#{command}#{extension}"))
    end
  end.flatten.any?
end