tree 374d7171f908bdfa5492908ef1b6b3ccc77faf93
parent 618b53d4b49febefa56e8161bececa88d3ebc630
author Laurent Pinchart <laurent.pinchart@ideasonboard.com> 1335264579 +0200
committer Laurent Pinchart <laurent.pinchart@ideasonboard.com> 1335264579 +0200

Add alpha blending support

For formats that include an alpha channel, the -a/--alpha command line
argument can be used to specify an alpha value for the test pattern.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>