materialize nodata/alpha to mask when using JPEG

cogeotiff / rio-cogeo

Cloud Optimized GeoTIFF creation and validation plugin for rasterio

https://cogeotiff.github.io/rio-cogeo/

BSD 3-Clause "New" or "Revised" License

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Closed vincentsarago closed 3 years ago

vincentsarago commented 3 years ago

closes #188

This PR removes the LossyCompression compression warning when user used JPEG + nodata/alpha and add automatic translation to internal mask