# FormatBufferSetting
## **Overview**
**Related Modules:**
[Format](format.md)
**Description:**
Defines the buffer configuration.
If **maxSize** and **maxDurationMs** are valid at the same time, the smaller value is used as the upper limit for the buffer.
**Since:**
1.0
**Version:**
1.0
## **Summary**
## Data Fields
## **Details**
## **Field Documentation**
## maxDurationMs
```
int64_t FormatBufferSetting::maxDurationMs
```
**Description:**
Maximum duration of a media file
## maxSize
```
int64_t FormatBufferSetting::maxSize
```
**Description:**
Maximum buffer size