# 在运行中添加-删除流

Source: [https://docs.qualcomm.com/doc/80-70018-50SC/topic/gst-add-remove-streams-runtime.html](https://docs.qualcomm.com/doc/80-70018-50SC/topic/gst-add-remove-streams-runtime.html)

**gst-add-remove-streams-runtime** 应用程序可以实时动态添加或删除多个摄像头流。

Note: 此示例应用程序在 QCS8275 和 QCS9075 上不支持。

该图显示了一个 pipeline，其中演示了应用程序通过摄像头重新配置在运行中添加或删除流的能力。它创建三个流，并按不同的顺序添加或删除它们。

有关 pipeline 中使用的插件的信息，请参见 [Pipeline 流](https://docs.qualcomm.com/doc/80-70018-50SC/topic/gst-add-remove-streams-runtime.html#gst-add-remove-streams-runtime__section_qpq_jmb_pbc)。
Figure : gst-add-remove-streams-runtime pipeline
                
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)

## 前提条件

- 如果还没有安装 eSDK，请[下载并安装 eSDK](https://docs.qualcomm.com/bundle/publicresource/topics/80-70018-51/install-sdk.html#download-and-install-esdk-)。
- 要访问您的主机设备，请启用 SSH。有关说明，请参阅[使用 SSH 登录](https://docs.qualcomm.com/bundle/publicresource/topics/80-70018-254/how_to.html#use-ssh)。
Note: 若已启用 SSH，可跳过此步骤。
- 从 Linux 主机推送文件。

        scp <filename> root@<IP address of target device>:/etc/Copy to clipboard
- 使用 HDMI 端口将显示器连接到设备。有关说明，请参见[设置 HDMI 显示器](https://docs.qualcomm.com/bundle/publicresource/topics/80-70018-18/samples.html)。
- 启用显示屏：

        export XDG_RUNTIME_DIR=/dev/socket/weston && export WAYLAND_DISPLAY=wayland-1Copy to clipboard
- 连接扬声器以启用音频。有关说明，请参见[设置音频硬件](https://docs.qualcomm.com/bundle/publicresource/topics/80-70018-16/enable-audio.html)。

如果启用摄像头或显示器时遇到问题，请参阅[摄像头故障排除](https://docs.qualcomm.com/bundle/publicresource/topics/80-70018-17/troubleshooting.html)和[显示器故障排除](https://docs.qualcomm.com/bundle/publicresource/topics/80-70018-18/debug.html)。

## 运行应用程序

验证多个流是否可以同时运行：

    gst-add-remove-streams-runtime <OPTION>Copy to clipboard

以下列表提供了针对各种用例运行应用程序的命令：

- 显示器上的默认模式预览：

        gst-add-remove-streams-runtimeCopy to clipboard
- 预览流：

        gst-add-remove-streams-runtime -o DisplayCopy to clipboard
- 对流进行编码：

        gst-add-remove-streams-runtime -o FileCopy to clipboard
- 从主机拉取文件：

        scp root@<IP address of target device>:/opt/ <destination directory>Copy to clipboard
- 显示可用的帮助选项：

        gst-add-remove-streams-runtime --helpCopy to clipboard

要停止用例，请按 CTRL + C。

## 预期输出

- 如果您选择预览，流将显示在屏幕上。
- 如果您选择对流进行编码，编码后的流将保存在 /opt/video\_%d.mp4 中。

Figure : gst-add-remove-streams-runtime 应用程序的预期输出 - 预览
                
                ![](data:image/png;base64,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)

## Pipeline 流

该表列出了 gst-add-remove-streams-runtime pipeline 中使用的插件：

| 插件 | 说明 |
| --- | --- |
| [qtiqmmfsrc](https://docs.qualcomm.com/doc/80-70018-50SC/topic/qtiqmmfsrc.html) | 采集视频流并将其送到 capsfilter 中。 |
| Capsfilter | 将源分支为两个单独的 pipeline。在一个 pipeline 中，输出被发送到 [Waylandsink](https://docs.qualcomm.com/doc/80-70018-50SC/topic/waylandsink.html) 进行显示。 |
| Capsfilter | <ul class="ul" id="gst-add-remove-streams-runtime__ul_jdq_mmy_nbc"><br>                                    <li class="li">在另一个 pipeline 中，视频将经历以下操作：<ol class="ol" id="gst-add-remove-streams-runtime__ol_lmr_dly_nbc"><br>                                            <li class="li">使用 <a href="https://docs.qualcomm.com/doc/80-70018-50SC/topic/v4l2h264enc.html">v4l2h264enc</a> 编码。</li><br><br>                                            <li class="li">用 h264parse 渲染。</li><br><br>                                            <li class="li">使用 mp4mux 复用成 MP4 格式。</li><br><br>                                        </ol><br></li><br><br>                                </ul> |
|  |  |

**Parent Topic:** [动态配置](https://docs.qualcomm.com/doc/80-70018-50SC/topic/dynamic-configuration.html)

Last Published: Nov 12, 2025

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摄像头帧处理](https://docs.qualcomm.com/bundle/publicresource/80-70018-50SC/topics/gst-appsink-example.md)