thumbs.rb: fix setting size property for avformat consumer

git-svn-id: https://mlt.svn.sourceforge.net/svnroot/mlt/trunk/mlt++@1381 d19143bc-622f-0410-bfdd-b5b2a6649095

diff --git a/mlt++/swig/ruby/thumbs.rb b/mlt++/swig/ruby/thumbs.rb
index 231b9d48f128985393c56aaea67746bf45a9a9e6..9cb6799545255fa09cec3d1be35a7ffcfacda211 100755 (executable)
--- a/mlt++/swig/ruby/thumbs.rb
+++ b/mlt++/swig/ruby/thumbs.rb
@@ -33,7 +33,7 @@ out = producer.get_int( "out" );
 generator = Mltpp::Consumer.new( profile, "avformat", "#{name}%d.jpg" )
 generator.set( "real_time", "0" )
 generator.set( "progressive", "1" )
-generator.set( "size", size )
+generator.set( "s", size )
 
 # Connect the consumer
 generator.connect( playlist );