# AVMuxer

## Overview

The AVMuxer module provides the functions for audio and video multiplexing.

For details about the development guide and sample, see [Media Data Multiplexing](../../media/avcodec/audio-video-muxer.md).

**System capability**: SystemCapability.Multimedia.Media.Muxer

**Since**: 10

## Files

| Name| Description|
| -- | -- |
| [native_avmuxer.h](capi-native-avmuxer-h.md) | Declares the native APIs used for audio and video multiplexing.|