---
title: sinkEndOfData
framework: coremediaio
role: symbol
role_heading: Instance Property
path: coremediaio/cmioextensionstreamproperties/sinkendofdata-8fswu
---

# sinkEndOfData

A value that indicates whether the stream has reached its end.

## Declaration

```swift
@nonobjc var sinkEndOfData: Int? { get set }
```

## Discussion

Discussion A value of 1 indicates that the stream has reached the end, and a value of 0 indicates that more data is available. This property translates to the kCMIOStreamPropertyEndOfData property.

## See Also

### Configuring Sink Properties

- [sinkBufferQueueSize](coremediaio/cmioextensionstreamproperties/sinkbufferqueuesize-9b80c.md)
- [sinkBuffersRequiredForStartup](coremediaio/cmioextensionstreamproperties/sinkbuffersrequiredforstartup-1bgyq.md)
- [sinkBufferUnderrunCount](coremediaio/cmioextensionstreamproperties/sinkbufferunderruncount-1qmbb.md)