Started Mac port, so restructuring things to support this. Mac test application somewhat functional.
Added a FilterShowcase example to the Mac port and added an AV Foundation video camera input to the Mac.
Ported several filters to the Mac, along with some base classes. Expanded the FilterShowcase Mac example.
Ported another set of filters to the Mac.
Ported the blend filters to the Mac.
Fixed a crashing bug in the crop filter on iOS.
Ported a few more color adjustment filters to the Mac. Tweaked the way that GPUImageView works on the Mac to support resizing correctly.
Added a multiview test for the Mac. For now, locking focus on views to prevent glitches with multiple NSOpenGLViews on the Mac.
Added the lookup filters. Fixed some things I broke in the last commit on the Mac.
Ported convolution filters to the Mac and added a Laplacian filter.
Merge branch 'master' of git://github.com/BradLarson/GPUImage