gl: use correct blend functions for unpremultiplied alpha
authorMatthew Waters <matthew@centricular.com>
Thu, 4 Oct 2018 13:43:19 +0000 (23:43 +1000)
committerMatthew Waters <matthew@centricular.com>
Thu, 4 Oct 2018 13:43:19 +0000 (23:43 +1000)
commit779d028f27b7bc6eb7abe841fe2cda97de3be983
tree3b2f42cc1262167327278dbcac3230590455f2e4
parentd63add22d2fe190fd408395e3191a930a3766e23
gl: use correct blend functions for unpremultiplied alpha

Fallback to the closest but incorrect values we had before if we can't
do this correctly.
ext/gl/gstglimagesink.c
ext/gl/gstgloverlay.c