# Media<a name="EN-US_TOPIC_0000001147574647"></a>

-   [Introduction](#section1158716411637)
-   [Directory Structure](#section161941989596)
-   [Repositories Involved](#section1533973044317)

## Introduction<a name="section1158716411637"></a>

The  **media\_standard**  repository provides a set of simple and easy-to-use APIs for you to access the system and media resources.

It offers various media services covering audio, videos, and media storage. The following media capabilities are provided:

-   Audio playback and recording
-   Video playback and recording

**Figure  1**  Position in the subsystem architecture<a name="fig99659301300"></a>


![](figures/en-us_image_0000001105973932.png)

## Directory Structure<a name="section161941989596"></a>

The structure of the repository directory is as follows:
```
/foundation/multimedia/player_framework
├── interfaces                           # interface
│   ├── kits                             # Application interface
│   └── inner_api                        # APIs between systems
├── frameworks                           # client process implementation
│   ├── js                               # js napi implementation
│   ├── native                           # native c++ implementation
├── services                             # Service implementation
│   ├── include                          # External header files of services
│   ├── services                         # Service framework
│   │   ├── player                       # Player C/S framework
│   │   ├── recorder                     # Recorder C/S framework
│   │   ├── avcodec                      # Codec C/S framework
│   │   ├── avcodeclist                  # Codec capability C/S framework
│   │   ├── avmetadatahelper             # Metadata C/S framework
│   │   ├── media_data_source            # Datasource C/S framework
│   │   ├── sa_media                     # Media master process C/S framework
│   │   ├── factory                      # Engine factory
│   │   ├── engine_intf                  # Engine factory API
│   ├── engine                           # 
│   │   ├── histreamer                   # Engine implementation
│   │   │   ├── avmetadatahelper         # Metadata & frame engine 
│   │   │   ├── player                   # Player engine
│   │   │   ├── recorder                 # Recorder engine
│   │   │   ├── factory                  # Engine factory implementation
│   ├── utils                            # Basic resources of the subsystem
├── test                                 # test code
├── BUILD.gn                             # compile entry
└── bundle.json                          # component description file
```

## Repositories Involved<a name="section1533973044317"></a>

[multimedia\_player\_framework](https://gitee.com/openharmony/multimedia_player_framework)