---
title: numSamples
framework: coremedia
role: symbol
role_heading: Instance Property
path: coremedia/cmsamplebuffer/numsamples
---

# numSamples

The number of media samples the buffer contains.

## Declaration

```swift
var numSamples: Int { get }
```

## Discussion

Discussion The value is 0 if an error occurs.

## See Also

### Inspecting Size Information

- [sampleSizes()](coremedia/cmsamplebuffer/samplesizes().md)
- [sampleSize(at:)](coremedia/cmsamplebuffer/samplesize(at:).md)
- [totalSampleSize](coremedia/cmsamplebuffer/totalsamplesize.md)