research.m1stereo.tv/gitweb/ - melted/blob - mlt++/swig/ruby/play.rb

   1 #!/usr/bin/env ruby
   2
   3 # Import required modules
   4 require 'mltpp'
   5
   6 # Create the mlt system
   7 Mltpp::Factory::init
   8
   9 # Establish the mlt profile
  10 profile = Mltpp::Profile.new
  11
  12 # Get and check the argument
  13 file = ARGV.shift
  14 raise "Usage: test.rb file" if file.nil?
  15
  16 # Create the producer
  17 producer = Mltpp::Factory::producer( profile, file )
  18 raise "Unable to load #{file}" if !producer.is_valid
  19
  20 # Create the consumer
  21 consumer = Mltpp::Consumer.new( profile, "sdl" )
  22 raise "Unable to open sdl consumer" if !consumer.is_valid
  23
  24 # Turn off the default rescaling
  25 consumer.set( "rescale", "none" )
  26
  27 # Set up a 'wait for' event
  28 event = consumer.setup_wait_for( "consumer-stopped" )
  29
  30 # Start the consumer
  31 consumer.start
  32
  33 # Connect the producer to the consumer
  34 consumer.connect( producer )
  35
  36 # Wait until the user stops the consumer
  37 consumer.wait_for( event )
  38
  39 # Clean up consumer
  40 consumer.stop
  41