---
title: "init(payload:isCompact:rowCount:columnCount:)"
framework: coreimage
role: symbol
role_heading: Initializer
path: "coreimage/cipdf417codedescriptor/init(payload:iscompact:rowcount:columncount:)"
---

# init(payload:isCompact:rowCount:columnCount:)

Initializes an PDF417 code descriptor for the given payload and parameters.

## Declaration

```swift
init?(payload errorCorrectedPayload: Data, isCompact: Bool, rowCount: Int, columnCount: Int)
```

## Parameters

- `errorCorrectedPayload`: The data to encode in the PDF417 code symbol.
- `isCompact`: A Boolean indicating whether or not the PDF417 code is compact.
- `rowCount`: The number of rows in the PDF417 code, from 3 to 90.
- `columnCount`: The number of columns in the Aztec code, from 1 to 30.

## Return Value

Return Value  An initialized CIPDF417CodeDescriptor instance or nil if the parameters are invalid