Daniel Gasienica ef8db1eebf Premultiply alpha channel to avoid dark artifacts during tranformation
Add `Sharp.compare(file1, file2, callback)` function for comparing images
using mean squared error (MSE). This is useful for unit tests.

See:
- https://github.com/jcupitt/libvips/issues/291
- http://entropymine.com/imageworsener/resizealpha/
2015-06-01 14:21:02 +01:00
..
2015-06-01 14:21:01 +01:00
2015-03-12 15:39:27 +00:00
2015-03-12 15:39:27 +00:00
2015-01-16 22:31:46 +00:00
2015-01-16 22:31:46 +00:00
2015-02-26 19:41:33 +00:00