TTMSFNCWXCustomBarcodeDecoder.DecodeFromImage Method

Decodes the barcode contained in an in-memory bitmap.

API unit family: TMSFNCWXBarcodeDecoder Declaring type: TTMSFNCWXCustomBarcodeDecoder Inherited from: TTMSFNCWXCustomBarcodeDecoderBase

Syntax

procedure DecodeFromImage(ABitmap: TTMSFNCBitmap; const ACallback: TTMSFNCWXCustomBarcodeDecodeCallBackEvent = nil);

Remarks

The bitmap is encoded to a base64 data stream and forwarded to DecodeFromBase64.

Parameters

Name	Description
ABitmap	Bitmap whose pixels are scanned for a barcode.
ACallback	Optional callback invoked with the decode result; pass nil to rely on the OnDecoded event instead.