---
title: postDecodeProcessingMetadata
framework: coremedia
role: symbol
role_heading: Instance Property
path: coremedia/cmsamplebuffer/sampleattachments-swift.struct/postdecodeprocessingmetadata
---

# postDecodeProcessingMetadata

Represents the sequence and frame level metadata for post decode processing. This attachment is used to pass sequence and frame level metadata from a format reader to a decoder or RAW processor. The value should only contain plist types.

## Declaration

```swift
var postDecodeProcessingMetadata: [String : any Sendable]? { get set }
```