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Image Quality

  • Set the threshold for an actual document DPI below which the check fails:
DocReader.shared.processParams.imageQA.dpiThreshold = 150
  • Set the threshold for an actual document perspective angle above which the check fails:
DocReader.shared.processParams.imageQA.angleThreshold = 5
  • Disable / enable the focus check for the image quality validation:
DocReader.shared.processParams.imageQA.focusCheck = true
  • Disable / enable the glares check for the image quality validation:
DocReader.shared.processParams.imageQA.glaresCheck = true
  • Disable / enable the colorness check for the image quality validation:
DocReader.shared.processParams.imageQA.colornessCheck = true
  • Disable / enable the moire patterns check for the image quality validation:
DocReader.shared.processParams.imageQA.moireCheck = true
  • This option controls the quality checks that the image should pass to be considered a valid input during the scanning process.
DocReader.shared.processParams.imageQA.expectedPass = [.imageResolution, .imageGlares]

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