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Types
Generates a QR code image from arbitrary text using ZXing's QRCodeWriter, rendered to a square PNG (size px, clamped 100–1000, default 300) and returned base64-encoded. No permissions required; no camera or hardware involved.
Provider for the QR/barcode module: ScanQrCodeTool, ScanBarcodeTool, and GenerateQrCodeTool.
Decodes a 1D/product barcode from a still image file (referenced by image_uri) using ML Kit, restricted to EAN-13, UPC-A, CODE-128, CODE-39, EAN-8, and UPC-E. Reads an existing image — does NOT open the camera, so no camera permission is needed despite the module declaring CAMERA. Returns the first barcode found, or found = false when none is present.
Decodes a QR code from a still image file (referenced by image_uri) using ML Kit barcode scanning restricted to Barcode.FORMAT_QR_CODE. This reads an existing image — it does NOT open the camera, so despite the module declaring CAMERA, no camera permission is needed for this tool. Returns the first QR code found, or found = false when none is present.