THPDFBarcodeDecodeOptions Record

Default selects 144 DPI, full-page rendering, fallback rotation, 256 results, 25 million pixels, and a 512 MiB peak working-byte ceiling

Set HasRegion and the four Region* fields to render only a media-box-contained window in PDF points

MinimumConfidence filters uncertain candidates while RotationPolicy selects original-only, fallback, or all-rotation scanning

MaxResults, MaxPixels, MaxWorkingBytes, MaxTextCodeUnits, MaxRawBytes, and RenderSliceObjects provide independent bounds

CancellationToken overrides the document operation token for this call

THPDFBarcodeDecodeRotationPolicy