Skip invisible pictures #47
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Pictures with all alpha=0 are common for some reason. These get cropped down to zero height, then cause OCR failures.
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Oops - you have a test for this, but it was missing in the dump-error-images branch. Sorry. |
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Pictures with all alpha=0 are common for some reason. These get cropped
down to zero height, then cause OCR failures.
This is likely to address some of the issues in #34. Cutting out everything less than 3 pixels or so in either dimension might be a more aggressive choice.