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From Images to PDFs: OCR Workflows with ImagePickerKMP

DEV Community: kotlin·Ismoy Belizaire·5 months ago
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Modern mobile apps are increasingly moving beyond just "viewing" images to "understanding" them. Whether it's scanning a receipt, reading a business card, or extracting data from an ID, document workflows are a top requirement. ImagePickerKMP supports these workflows by providing a unified way to capture images and select PDFs. The feature list at https://imagepickerkmp.dev/ highlights PDF and OCR-ready capture as key capabilities.

The library's role in an OCR workflow is to provide high-quality, predictable input. For OCR to work well, the image needs to be clear, correctly framed, and available in a format the OCR engine can read.

Workflow Step ImagePickerKMP Role

Capture Use CameraScaleType.FIT_CENTER for precise framing

Selection Use mimeTypes to allow both images and PDFs

Preparation Use PhotoResult.absolutePath to pass to a native OCR SDK

Shared Logic Use PhotoResult.toPath() for shared extraction logic

val picker = rememberImagePickerKMP ( config = ImagePickerKMPConfig ( galleryConfig =…

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