Add to-do
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@ -193,7 +193,7 @@ def has_alpha_channel(doc: Doc, xref: int):
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maybe_image = load_image_handle_from_xref(doc, xref)
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maybe_smask = maybe_image["smask"] if maybe_image else None
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if maybe_smask: # Use monad
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if maybe_smask: # TODO: Use monad.
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return any([doc.extract_image(maybe_smask) is not None, bool(fitz.Pixmap(doc, maybe_smask).alpha)])
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else:
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try:
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@ -261,7 +261,7 @@ def normalize_channels(array: np.ndarray):
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@lru_cache(maxsize=None)
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def load_image_handle_from_xref(doc: Doc, xref: int) -> Union[dict, None]: # TODO: use Monad
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def load_image_handle_from_xref(doc: Doc, xref: int) -> Union[dict, None]: # TODO: Use monad.
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return doc.extract_image(xref)
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