Blurring a TextureView shows black

[karanatwal]

I am using my own VideoView which extends TextureView. When I put BlurringTextureView on it, it's showing black. Any idea why this happening ?

[artrointel]

I am using my own VideoView which extends TextureView. When I put BlurringTextureView on it, it's showing black. Any idea why this happening ?

fragment shader compilation failed due to mismatch of the sampler type.
quick-fixed on main branch regarding the issue