As the title says, I am wondering if there is a function like "bitmap..GetPixel(x,y)"
eg:
alphaVal = bitmap.GetPixel(x,y).alpah
I have tried bitmap[x][y] but it says I cant index a roBitmap like a array.
You could probably create your own using GetByteArray.
https://developer.roku.com/en-gb/docs/references/brightscript/interfaces/ifdraw2d.md#!