---
title: totalSampleSize
framework: coremedia
role: symbol
role_heading: Instance Property
path: coremedia/cmsamplebuffer/totalsamplesize
---

# totalSampleSize

The total size in bytes of sample data in the buffer.

## Declaration

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

## Discussion

Discussion If a sample buffer doesn’t contain same sizes, the value of this property is 0.

## See Also

### Inspecting Size Information

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