4 Commits

Author SHA1 Message Date
Daniel Gasienica
64f7f1d662 Add experimental overlayWith API
Composites an overlay image with alpha channel into the input image (which
must have alpha channel) using ‘over’ alpha compositing blend mode. This API
requires both images to have the same dimensions.

References:
- http://en.wikipedia.org/wiki/Alpha_compositing#Alpha_blending
- https://github.com/jcupitt/ruby-vips/issues/28#issuecomment-9014826

See #97.
2015-06-01 14:21:01 +01:00
Lovell Fuller
f89e9d726d Add support for libvips v8.0.0 2015-02-16 13:27:22 +00:00
Lovell Fuller
b86674f91f Add cpplint to test suite 2015-01-16 22:31:46 +00:00
Lovell Fuller
ca561daedf Test code refactor #63
Use mocha for feature-specific unit tests

Add test coverage report via istanbul
2014-10-20 15:32:56 +01:00