Fixed version of the Color test charts for OBS Studio. 2019 edition.
Test videos now has right textures (OBS Studio bug report - https://obsproject.com/mantis/view.php?id=624 )
Encoding matrix detection test has new drawing (previously it was able to detect only centered sampling technique for chroma)
Chroma sampling origin test (chroma samples centered or samples aligned to odd columns - detection for 4:2:0 etc.)
Some other minor improvements and fixes.