# 定制

本节提供有关音频定制、软件
配置、接口定制和自定义模块添加的详细信息。

## 音频模块源代码

音频模块的源代码可用于应用程序的定制
开发。

| 模块 | 源代码位置 |
| --- | --- |
| [PulseAudio](https://docs.qualcomm.com/doc/80-70015-16SC/topic/software.html#pulseaudio-sw) | `build-qcom-wayland/workspace/sources/pulseaudio` |
| [PAL](https://docs.qualcomm.com/doc/80-70015-16SC/topic/apis_and_sample_apps.html#pal-sw) | `build-qcom-wayland/workspace/sources/qcom-pal/opensource/arpal-lx` |
| [TinyALSA](https://docs.qualcomm.com/doc/80-70015-16SC/topic/apis_and_sample_apps.html#tinyalsa-sw) | `build-qcom-wayland/workspace/sources/tinyalsa`<br>和<br>`build-qcom-wayland/workspace/sources/tinycompress` |
| [音频图形管理器 (AGM)](https://docs.qualcomm.com/doc/80-70015-16SC/topic/software.html#agm-sw) | `build-qcom-wayland/workspace/sources/qcom-agm/opensource/agm` |

Note

具有Qualcomm Linux 附带的专有软件完全访问权限的开发者还可以使用额外的音频模块。有关详细信息，
参见 [Qualcomm Linux Audio Guide - Addendum](https://docs.qualcomm.com/bundle/resource/topics/80-70015-16A/customize_addendum.html#source-code-of-audio-modules)。

下表显示了不同硬件版本的配置
文件：

| 个体型号 | 声卡名称 | Conf 文件 | mixer\_paths.xml | ResourceManager.xml |
| --- | --- | --- | --- | --- |
| 核心套件 (RB3) | qcm6490-rb3-snd-card | qcm6490-rb3-snd-card.conf | mixer\_paths\_qcm6490\_rb3.xml | resourcemanager\_qcm6490\_rb3.xml |
| 视觉套件 | qcm6490-vision-snd-card | qcm6490-vision-snd-card.conf | mixer\_paths\_qcm6490\_vision.xml | resourcemanager\_qcm6490\_vision.xml |
| 视频协作套件 | qcm6490-vc-snd-card | qcm6490-vc-snd-card.conf | mixer\_paths\_qcm6490\_vc.xml | resourcemanager\_qcm6490\_vc.xml |

## 同步和编译音频组件

音频软件涉及用户空间和内核空间模块，
这些模块在支持 Linux 的音频软件目录中提供。

音频用户空间和内核模块源代码树被提取到
&lt;workspace&gt;/build-qcom-wayland/workspace/sources 路径中。下面介绍了
使用 [devtool Linux
工具](https://docs.qualcomm.com/bundle/publicresource/topics/80-70015-27/user_customizations.html#use_of_devtool)
来获取和提取音频模块源代码以及编译用户
空间和内核模式模块的说明。

Note

转到工作区 (`<workspace>/build-qcom-wayland$`) 以使用 devtool 访问源代码树。

### PulseAudio

1. 执行以下命令，以提取源代码树：

devtool modify pulseaudio
        Copy to clipboard

    PulseAudio 源代码树被提取到
`build-qcom-wayland/workspace/sources/pulseaudio`。
2. 执行以下命令，编译源代码树：

devtool build pulseaudio
        Copy to clipboard

### PAL

1. 执行以下命令，以提取源代码树：

devtool modify pal
        Copy to clipboard

    将 pal 源代码树提取到
`build-qcom-wayland/workspace/sources/qcom-pal/opensource/arpal-lx`。
2. 执行以下命令，编译源代码树：

devtool build pal
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### TinyALSA

1. 执行以下命令，以提取源代码树：

devtool modify tinyalsa
        Copy to clipboard

    将 TinyALSA 源代码树提取到
`build-qcom-wayland/workspace/sources/tinyalsa`。
2. 执行以下命令，编译源代码树：

devtool build tinyalsa
        Copy to clipboard

## PAL 配置

可以使用 mixer\_paths、resourcemanager 和 usecasekvmanager XML 文件
在 PAL 层配置音频用例。

### mixer\_paths XML

混音器控件是从 ALSA 混音器公开到用户空间的
控制变量。它支持用户空间访问、设置和获取函数，以及
将参数传递给 ALSA 混音器。

例如，以下是用于在
`mixer_path.xml` 中启用单声道扬声器设备的条目。每当触发播放并且
选择的设备是扬声器时，在音频路由帮助程序类的帮助下
将触发以下混音器控件。

<path name="speaker">
    <!--Mixer controls related to speaker need to be defined here-->
    </path>
    Copy to clipboard

平台使用的混音器路径的名称通常为
`mixer_paths_<sound-card-name>.xml`，位于目标设备的 `/etc/`
目录中。

### Resourcemanager XML

此 XML 文件包括所有可能的设备、用例和
组合。其还包括各种配置、模块
参数和全局参数。

下面是资源管理 XML 文件中
扬声器设备条目的示例。它将包括扬声器设备的
所有配置，例如后端名称、通道、采样率、位宽
等。

<out-device>
         <id>PAL_DEVICE_OUT_SPEAKER</id>
         <back_end_name>CODEC_DMA-LPAIF_WSA-RX-0</back_end_name>
         <max_channels>2</max_channels>
         <channels>2</channels>
         <samplerate>48000</samplerate>
         <bit_width>16</bit_width>
         <snd_device_name>扬声器</snd_device_name>
    </out-device>
    Copy to clipboard

### Usecasekvmanager XML

此 XML 文件包含每个用例的 GKV 详细信息。PAL 使用此
XML 文件检索每个用例的 KV 配置，
然后使用该配置从 ACDB 文件中检索
图形信息。此文件位于设备上的 `/etc` 路径中。

下面是单流和设备图键向量配置的
示例。

**Stream KV**

<stream type="PAL_STREAM_LOW_LATENCY">
         <keys_and_values Direction="RX" Instance="1">
         <!-- STREAMRX - PCM_LL_PLAYBACK -->
         <graph_kv key="0xA1000000" value="0xA100000E"/>
         <!-- INSTANCE - INSTANCE_1 -->
         <graph_kv key="0xAB000000" value="0x1"/>
    </keys_and_values>
    Copy to clipboard

**设备 KV**

<!-- Speaker Device -->
    <device id="PAL_DEVICE_OUT_SPEAKER">
         <keys_and_values>
         <!-- DEVICERX - SPEAKER -->
         <graph_kv key="0xA2000000" value="0xA2000001"/>
         </keys_and_values>
    </device>
    Copy to clipboard

**DevicePP KV**

<!-- OUT Speaker DevicePPs -->
    <devicepp id="PAL_DEVICE_OUT_SPEAKER">
    <keys_and_values StreamType="PAL_STREAM_COMPRESSED,PAL_STREAM_LOW_LATENCY">
         <!-- DEVICERX - SPEAKER -->
         <graph_kv key="0xA2000000" value="0xA2000001"/>
         <!-- DEVICEPP_RX - DEVICEPP_RX_AUDIO_MBDRC -->
         <graph_kv key="0xAC000000" value="0xAC000002"/>
    </keys_and_values>
    Copy to clipboard

## MI2S/TDM 接口

MI2s 和 TDM 接口允许设备连接和传输音频数据。

### MI2S

MI2S 是一种串行总线接口，可用于连接多种数字音频
设备。这种数据接口非常简单，无需进行任何形式的地址或
设备选择。

MI2S 仅由一个总线主设备、一个发射器和一个接收器组成。
发送器或接收器均可作为总线主设备。MI2S 总线的数据线路上
承载两条或以上的音频通道。每条数据线路承载
双通道数据（即左通道和右通道），用于传输
立体声音频数据流。左右通道的数据由
总线主设备驱动的字选 (WS) 信号
控制切换。

![../../_images/MI2S_mater_slave.png](data:image/png;base64,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)

### TDM

TDM 接口是系统内设备间传输
多通道音频数据的最常用机制。TDM
接口包含两个控制时钟：一个帧同步脉冲
(FSYNC) 和一个串行时钟 (SCLK)，也称为位时钟 (BCLK)。
此外，还包括两条或多条串行音频数据线（SDATA 或
SD）。

![../../_images/tdm_master_slave.png](data:image/png;base64,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)

有关 MI2S/TDM 配置的更多详细信息，可供
对 Qualcomm Linux 提供的专有软件具有完全访问权限的
开发者使用。请参见 [Qualcomm Linux Audio Guide –
Addendum](https://docs.qualcomm.com/bundle/resource/topics/80-70015-16A/customize_addendum.html#configuration)
了解更多信息。

Last Published: Dec 10, 2024

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