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Handle ASSOCALPHA and UNASSALPHA (associated and unassociated transparency values) #7

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GenevieveBuckley opened this issue Jun 26, 2020 · 0 comments

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GenevieveBuckley commented Jun 26, 2020

Handle ASSOCALPHA and UNASSALPHA (associated and unassociated transparency values)

https://github.com/GenevieveBuckley/napari-tifffile/blob/155ea1318b0f5156900f6cda898042776b984fc4/napari_tifffile/napari_tifffile.py#L153

From the docs at hyperspy tifffile

extrasamples (tuple of {'UNSPECIFIED', 'ASSOCALPHA', 'UNASSALPHA'}) – Defines the interpretation of extra components in pixels.

‘UNSPECIFIED’: no transparency information (default).

‘ASSOCALPHA’: single, true transparency with pre-multiplied color.

‘UNASSALPHA’: independent transparency masks.

GenevieveBuckley added the enhancement label

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