awxkee / jxl-coder

JPEG XL (JXL) Decoder/Encoder library for Android
Apache License 2.0
53 stars 5 forks source link

Alpha support #2

Closed T8RIN closed 1 year ago

T8RIN commented 1 year ago

Please add alpha support if it is possible 🙏

awxkee commented 1 year ago

Please add alpha support if it is possible 🙏

I've added alpha encoding, but one of reason of JXL is re - compress old JPEG files into JXL, and this flow makes unreasonable added alpha channel

T8RIN commented 1 year ago

Please add alpha support if it is possible 🙏

I've added alpha encoding, but one of reason of JXL is re - compress old JPEG files into JXL, and this flow makes unreasonable added alpha channel

That's more for example converting png into jxl with saving alpha channel