GLMixer Code

New splash screen for version 1.1 ! :)

Implementation of the 'FixedAspectRatio' property of sources
+ the associated entry in property manager and XML file.

fix bug display rendering source (not repeating texture)

Moved standy set mechanism to Source class (more generic) and moved standby testing area to MixerView to make the limbo area scalable.

Fixed few compilation warnings

Start Version 1.1
- ffmpeg compatibility to libavformat 53 (code and dependencies)
- GNU licence updated to 2012

Fix reading of GREYSCALE and PALETTE images ; to be continued as now the alpha channel is lost :(

Use of VideoFile filtering : bug fix for single frame media.

Use of VideoFile filtering : bug fix.

Use of VideoFile filtering (sws filter brightness contrast and saturation) to allow basic filters when filtering (GLSL implementation) is disabled. Changes in property manager accordingly.