QQ的语音聊天室,或多人语音聊天(组图)
语音聊天室,或多人语音聊天,是即时通讯应用中的常用功能之一。比如QQ的语音讨论群,我们用的比较多。本文将实现一个简单的语音聊天室,允许多人进入同一个房间进行语音交流。先看一下运行效果的截图:
http://tt.ccoox.cn/data/attachment/forum/20220111/1641884488946_0.png
http://tt.ccoox.cn/data/attachment/forum/20220111/1641884488946_2.png
三张图从左到右分别是:登录界面、语音聊天室主界面、标有各个控件的主界面。
(如果觉得界面太丑也没关系,后面下载源码后,自己美化一下吧~~)
一. C/S 结构
很明显,我的语音聊天室采用的是C/S结构,整个项目结构比较简单,如下图:
http://tt.ccoox.cn/data/attachment/forum/20220111/1641884488946_3.png
该项目的底层是建立在 OMCS 之上的。这样,服务端基本不用写代码,直接使用OMCS服务端;客户端比较麻烦,所以我将重点放在客户端的开发上。
二. 客户端控制开发
客户端开发了几个自定义控件,然后将它们组装在一起以完成语音聊天室功能。为方便说明,我的主界面的示意图标明了各个自定义控件。
现在我们分别介绍各个控件:
1. 分贝监视器
分贝显示用于显示声音的音量,例如麦克风拾取的声音的音量聊天室代码,或扬声器播放的声音的音量。如上图3所示。
(1)傅里叶变换
傅里叶变换用于将声音数据转换为分贝强度。它对应于客户端项目中的静态类。源码比较简单,这里就不贴了,大家自己看吧。
(2)声强显示控件
用于显示声音强度的大小。
每当有声音数据需要显示时,首先会调用上面的傅里叶变换将其转换为分贝,然后再映射到对应的Value。
2.扬声器控制
用于表示聊天室中的成员天外神坛,如上图 1 所示。它显示成员的 ID、成员的声音强度(使用控件)以及他们的麦克风状态(启用、引用)。
这个控件很重要,我贴一下它的源码:
<p><pre> <span style="color: rgba(0, 0, 255, 1)"> public</span> <span style="color: rgba(0, 0, 255, 1)">partial</span> <span style="color: rgba(0, 0, 255, 1)">class</span><span style="color: rgba(0, 0, 0, 1)"><span style="color: rgba(0, 128, 128, 1)"> SpeakerPanel</span> : <span style="color: rgba(0, 128, 128, 1)">UserControl</span> ,<span style="color: rgba(0, 128, 128, 1)">IDisposable</span>
{
</span><span style="color: rgba(0, 0, 255, 1)">private</span><span style="color: rgba(0, 0, 0, 1)"><span style="color: rgba(0, 128, 128, 1)"> ChatUnit</span> chatUnit;
</span><span style="color: rgba(0, 0, 255, 1)">public</span><span style="color: rgba(0, 0, 0, 1)"> SpeakerPanel()
{
InitializeComponent();
</span><span style="color: rgba(0, 0, 255, 1)">this</span>.SetStyle(<span style="color: rgba(0, 128, 128, 1)">ControlStyles</span>.ResizeRedraw, <span style="color: rgba(0, 0, 255, 1)">true</span>);<span style="color: rgba(0, 128, 0, 1)">//</span><span style="color: rgba(0, 128, 0, 1)">调整大小时重绘</span>
<span style="color: rgba(0, 0, 255, 1)">this</span>.SetStyle(<span style="color: rgba(0, 128, 128, 1)">ControlStyles</span>.OptimizedDoubleBuffer, <span style="color: rgba(0, 0, 255, 1)">true</span>);<span style="color: rgba(0, 128, 0, 1)">//</span><span style="color: rgba(0, 128, 0, 1)"> 双缓冲</span>
<span style="color: rgba(0, 0, 255, 1)">this</span>.SetStyle(<span style="color: rgba(0, 128, 128, 1)">ControlStyles</span>.AllPaintingInWmPaint, <span style="color: rgba(0, 0, 255, 1)">true</span>);<span style="color: rgba(0, 128, 0, 1)">//</span><span style="color: rgba(0, 128, 0, 1)"> 禁止擦除背景.</span>
<span style="color: rgba(0, 0, 255, 1)">this</span>.SetStyle(<span style="color: rgba(0, 128, 128, 1)">ControlStyles</span>.UserPaint, <span style="color: rgba(0, 0, 255, 1)">true</span>);<span style="color: rgba(0, 128, 0, 1)">//</span><span style="color: rgba(0, 128, 0, 1)">自行绘制 </span>
<span style="color: rgba(0, 0, 255, 1)">this</span><span style="color: rgba(0, 0, 0, 1)">.UpdateStyles();
}
</span><span style="color: rgba(0, 0, 255, 1)">public</span> <span style="color: rgba(0, 0, 255, 1)">string</span><span style="color: rgba(0, 0, 0, 1)"> MemberID
{
</span><span style="color: rgba(0, 0, 255, 1)">get</span><span style="color: rgba(0, 0, 0, 1)">
{
</span><span style="color: rgba(0, 0, 255, 1)">if</span> (<span style="color: rgba(0, 0, 255, 1)">this</span>.chatUnit == <span style="color: rgba(0, 0, 255, 1)">null</span><span style="color: rgba(0, 0, 0, 1)">)
{
</span><span style="color: rgba(0, 0, 255, 1)">return</span> <span style="color: rgba(0, 0, 255, 1)">null</span><span style="color: rgba(0, 0, 0, 1)">;
}
</span><span style="color: rgba(0, 0, 255, 1)">return</span> <span style="color: rgba(0, 0, 255, 1)">this</span><span style="color: rgba(0, 0, 0, 1)">.chatUnit.MemberID;
}
}
</span><span style="color: rgba(0, 0, 255, 1)">public</span> <span style="color: rgba(0, 0, 255, 1)">void</span><span style="color: rgba(0, 0, 0, 1)"> Initialize(<span style="color: rgba(0, 128, 128, 1)">ChatUnit</span> unit)
{
</span><span style="color: rgba(0, 0, 255, 1)">this</span>.chatUnit =<span style="color: rgba(0, 0, 0, 1)"> unit;
</span><span style="color: rgba(0, 0, 255, 1)">this</span>.skinLabel_name.Text =<span style="color: rgba(0, 0, 0, 1)"> unit.MemberID;
</span><span style="color: rgba(0, 0, 255, 1)">this</span>.chatUnit.MicrophoneConnector.<span style="color: rgba(255, 0, 0, 1)">ConnectEnded</span> += <span style="color: rgba(0, 0, 255, 1)">new</span> <span style="color: rgba(0, 128, 128, 1)">CbGeneric</span><OMCS.Passive.<span style="color: rgba(0, 128, 128, 1)">ConnectResult</span>><span style="color: rgba(0, 0, 0, 1)">(MicrophoneConnector_ConnectEnded);
</span><span style="color: rgba(0, 0, 255, 1)">this</span>.chatUnit.MicrophoneConnector.<span style="color: rgba(255, 0, 0, 1)">OwnerOutputChanged</span> += <span style="color: rgba(0, 0, 255, 1)">new</span><span style="color: rgba(0, 0, 0, 1)"><span style="color: rgba(0, 128, 128, 1)"> CbGeneric</span>(MicrophoneConnector_OwnerOutputChanged);
</span><span style="color: rgba(0, 0, 255, 1)">this</span>.chatUnit.MicrophoneConnector.<span style="color: rgba(255, 0, 0, 1)">AudioDataReceived</span> += <span style="color: rgba(0, 0, 255, 1)">new</span> <span style="color: rgba(0, 128, 128, 1)">CbGeneric</span><<span style="color: rgba(0, 0, 255, 1)">byte</span>[]><span style="color: rgba(0, 0, 0, 1)">(MicrophoneConnector_AudioDataReceived);
</span><span style="color: rgba(0, 0, 255, 1)">this</span><span style="color: rgba(0, 0, 0, 1)">.chatUnit.MicrophoneConnector.BeginConnect(unit.MemberID);
}
</span><span style="color: rgba(0, 0, 255, 1)">public</span> <span style="color: rgba(0, 0, 255, 1)">void</span> Initialize(<span style="color: rgba(0, 0, 255, 1)">string</span><span style="color: rgba(0, 0, 0, 1)"> curUserID)
{
</span><span style="color: rgba(0, 0, 255, 1)">this</span>.skinLabel_name.Text =<span style="color: rgba(0, 0, 0, 1)"> curUserID;
</span><span style="color: rgba(0, 0, 255, 1)">this</span>.skinLabel_name.ForeColor =<span style="color: rgba(0, 0, 0, 1)"> Color.Red;
</span><span style="color: rgba(0, 0, 255, 1)">this</span>.pictureBox_Mic.Visible = <span style="color: rgba(0, 0, 255, 1)">false</span><span style="color: rgba(0, 0, 0, 1)">;
</span><span style="color: rgba(0, 0, 255, 1)">this</span>.decibelDisplayer1.Visible = <span style="color: rgba(0, 0, 255, 1)">false</span><span style="color: rgba(0, 0, 0, 1)">;
}
</span><span style="color: rgba(0, 0, 255, 1)">void</span> MicrophoneConnector_AudioDataReceived(<span style="color: rgba(0, 0, 255, 1)">byte</span><span style="color: rgba(0, 0, 0, 1)">[] data)
{
</span><span style="color: rgba(0, 0, 255, 1)">this</span><span style="color: rgba(0, 0, 0, 1)">.decibelDisplayer1.DisplayAudioData(data);
}
</span><span style="color: rgba(0, 0, 255, 1)">void</span><span style="color: rgba(0, 0, 0, 1)"> MicrophoneConnector_OwnerOutputChanged()
{
</span><span style="color: rgba(0, 0, 255, 1)">if</span> (<span style="color: rgba(0, 0, 255, 1)">this</span><span style="color: rgba(0, 0, 0, 1)">.InvokeRequired)
{
</span><span style="color: rgba(0, 0, 255, 1)">this</span>.BeginInvoke(<span style="color: rgba(0, 0, 255, 1)">new</span> <span style="color: rgba(0, 128, 128, 1)">CbGeneric</span>(<span style="color: rgba(0, 0, 255, 1)">this</span><span style="color: rgba(0, 0, 0, 1)">.MicrophoneConnector_OwnerOutputChanged));
}
</span><span style="color: rgba(0, 0, 255, 1)">else</span><span style="color: rgba(0, 0, 0, 1)">
{
</span><span style="color: rgba(0, 0, 255, 1)">this</span><span style="color: rgba(0, 0, 0, 1)">.ShowMicState();
}
}
</span><span style="color: rgba(0, 0, 255, 1)">private</span><span style="color: rgba(0, 0, 0, 1)"> ConnectResult connectResult;
</span><span style="color: rgba(0, 0, 255, 1)">void</span><span style="color: rgba(0, 0, 0, 1)"> MicrophoneConnector_ConnectEnded(<span style="color: rgba(0, 128, 128, 1)">ConnectResult</span> res)
{
</span><span style="color: rgba(0, 0, 255, 1)">if</span> (<span style="color: rgba(0, 0, 255, 1)">this</span><span style="color: rgba(0, 0, 0, 1)">.InvokeRequired)
{
</span><span style="color: rgba(0, 0, 255, 1)">this</span>.BeginInvoke(<span style="color: rgba(0, 0, 255, 1)">new</span> <span style="color: rgba(0, 128, 128, 1)">CbGeneric</span><<span style="color: rgba(0, 128, 128, 1)">ConnectResult</span>>(<span style="color: rgba(0, 0, 255, 1)">this</span><span style="color: rgba(0, 0, 0, 1)">.MicrophoneConnector_ConnectEnded), res);
}
</span><span style="color: rgba(0, 0, 255, 1)">else</span><span style="color: rgba(0, 0, 0, 1)">
{
</span><span style="color: rgba(0, 0, 255, 1)">this</span>.connectResult =<span style="color: rgba(0, 0, 0, 1)"> res;
</span><span style="color: rgba(0, 0, 255, 1)">this</span><span style="color: rgba(0, 0, 0, 1)">.ShowMicState();
}
}
</span><span style="color: rgba(0, 0, 255, 1)">public</span> <span style="color: rgba(0, 0, 255, 1)">void</span><span style="color: rgba(0, 0, 0, 1)"> Dispose()
{
</span><span style="color: rgba(0, 0, 255, 1)">this</span><span style="color: rgba(0, 0, 0, 1)">.chatUnit.Close();
}
</span><span style="color: rgba(0, 0, 255, 1)">private</span> <span style="color: rgba(0, 0, 255, 1)">void</span><span style="color: rgba(0, 0, 0, 1)"> ShowMicState()
{
</span><span style="color: rgba(0, 0, 255, 1)">if</span> (<span style="color: rgba(0, 0, 255, 1)">this</span>.connectResult !=<span style="color: rgba(0, 0, 0, 1)"> OMCS.Passive.<span style="color: rgba(0, 128, 128, 1)">ConnectResult</span>.Succeed)
{
</span><span style="color: rgba(0, 0, 255, 1)">this</span>.pictureBox_Mic.BackgroundImage = <span style="color: rgba(0, 0, 255, 1)">this</span>.imageList1.Images[<span style="color: rgba(128, 0, 128, 1)">2</span><span style="color: rgba(0, 0, 0, 1)">];
</span><span style="color: rgba(0, 0, 255, 1)">this</span>.toolTip1.SetToolTip(<span style="color: rgba(0, 0, 255, 1)">this</span>.pictureBox_Mic, <span style="color: rgba(0, 0, 255, 1)">this</span><span style="color: rgba(0, 0, 0, 1)">.connectResult.ToString());
}
</span><span style="color: rgba(0, 0, 255, 1)">else</span><span style="color: rgba(0, 0, 0, 1)">
{
</span><span style="color: rgba(0, 0, 255, 1)">this</span>.decibelDisplayer1.Working = <span style="color: rgba(0, 0, 255, 1)">false</span><span style="color: rgba(0, 0, 0, 1)">;
</span><span style="color: rgba(0, 0, 255, 1)">if</span> (!<span style="color: rgba(0, 0, 255, 1)">this</span><span style="color: rgba(0, 0, 0, 1)">.chatUnit.MicrophoneConnector.OwnerOutput)
{
</span><span style="color: rgba(0, 0, 255, 1)">this</span>.pictureBox_Mic.BackgroundImage = <span style="color: rgba(0, 0, 255, 1)">this</span>.imageList1.Images[<span style="color: rgba(128, 0, 128, 1)">1</span><span style="color: rgba(0, 0, 0, 1)">];
</span><span style="color: rgba(0, 0, 255, 1)">this</span>.toolTip1.SetToolTip(<span style="color: rgba(0, 0, 255, 1)">this</span>.pictureBox_Mic, <span style="color: rgba(128, 0, 0, 1)">"</span><span style="color: rgba(128, 0, 0, 1)">好友禁用了麦克风</span><span style="color: rgba(128, 0, 0, 1)">"</span><span style="color: rgba(0, 0, 0, 1)">);
</span><span style="color: rgba(0, 0, 255, 1)">return</span><span style="color: rgba(0, 0, 0, 1)">;
}
</span><span style="color: rgba(0, 0, 255, 1)">if</span> (<span style="color: rgba(0, 0, 255, 1)">this</span><span style="color: rgba(0, 0, 0, 1)">.chatUnit.MicrophoneConnector.Mute)
{
</span><span style="color: rgba(0, 0, 255, 1)">this</span>.pictureBox_Mic.BackgroundImage = <span style="color: rgba(0, 0, 255, 1)">this</span>.imageList1.Images[<span style="color: rgba(128, 0, 128, 1)">1</span><span style="color: rgba(0, 0, 0, 1)">];
</span><span style="color: rgba(0, 0, 255, 1)">this</span>.toolTip1.SetToolTip(<span style="color: rgba(0, 0, 255, 1)">this</span>.pictureBox_Mic, <span style="color: rgba(128, 0, 0, 1)">"</span><span style="color: rgba(128, 0, 0, 1)">静音</span><span style="color: rgba(128, 0, 0, 1)">"</span><span style="color: rgba(0, 0, 0, 1)">);
}
</span><span style="color: rgba(0, 0, 255, 1)">else</span><span style="color: rgba(0, 0, 0, 1)">
{
</span><span style="color: rgba(0, 0, 255, 1)">this</span>.pictureBox_Mic.BackgroundImage = <span style="color: rgba(0, 0, 255, 1)">this</span>.imageList1.Images[<span style="color: rgba(128, 0, 128, 1)">0</span><span style="color: rgba(0, 0, 0, 1)">];
</span><span style="color: rgba(0, 0, 255, 1)">this</span>.toolTip1.SetToolTip(<span style="color: rgba(0, 0, 255, 1)">this</span>.pictureBox_Mic, <span style="color: rgba(128, 0, 0, 1)">"</span><span style="color: rgba(128, 0, 0, 1)">正常</span><span style="color: rgba(128, 0, 0, 1)">"</span><span style="color: rgba(0, 0, 0, 1)">);
</span><span style="color: rgba(0, 0, 255, 1)">this</span>.decibelDisplayer1.Working = <span style="color: rgba(0, 0, 255, 1)">true</span><span style="color: rgba(0, 0, 0, 1)">;
}
}
}
</span><span style="color: rgba(0, 0, 255, 1)">private</span> <span style="color: rgba(0, 0, 255, 1)">void</span> pictureBox_Mic_Click(<span style="color: rgba(0, 0, 255, 1)">object</span><span style="color: rgba(0, 0, 0, 1)"> sender, <span style="color: rgba(0, 128, 128, 1)">EventArgs</span> e)
{
</span><span style="color: rgba(0, 0, 255, 1)">if</span> (!<span style="color: rgba(0, 0, 255, 1)">this</span><span style="color: rgba(0, 0, 0, 1)">.chatUnit.MicrophoneConnector.OwnerOutput)
{
</span><span style="color: rgba(0, 0, 255, 1)">return</span><span style="color: rgba(0, 0, 0, 1)">;
}
</span><span style="color: rgba(0, 0, 255, 1)">this</span>.chatUnit.MicrophoneConnector.Mute = !<span style="color: rgba(0, 0, 255, 1)">this</span><span style="color: rgba(0, 0, 0, 1)">.chatUnit.MicrophoneConnector.Mute;
</span><span style="color: rgba(0, 0, 255, 1)">this</span><span style="color: rgba(0, 0, 0, 1)">.ShowMicState();
}
}</span></pre></p>
(1)在代码中,它代表了这个聊天室的当前成员。我们用它来连接目标成员的麦克风。
(2)预定事件,当接收到语音数据时,移交给显示声音的音量。
(3)预定sum事件聊天室代码,根据其结果在空间上显示麦克风图标的状态(对应方法)。
3.ner 控制
ner对应上图中标为2的控件,主要做了以下几件事:
(1)初始化时加入聊天室:通过调用属性的Join方法。
(2)用于对应列出聊天室中的每个成员。
(3)当成员加入或离开聊天室(对应和事件)时,动态添加或移除对应的实例。
(4)通过公开对我们自己的设备(麦克风和扬声器)的控制。我们可以启用或禁用我们自己的麦克风或扬声器。
(5)注意它提供了一个Close方法,也就是说当包含该控件的宿主窗体关闭时,应该调用它的Close方法来释放内部持有的麦克风连接器等资源。
完成ner之后,我们聊天室的核心就差不多了。下一步是获取一个主窗体,然后将 ner 向上拖动,对其进行初始化,并将其传递给 ner,您就完成了。
三. 源码下载
以上只谈了多人语音聊天室实现中的几个关键点,并不全面。您可以下载下面的源代码进行更深入的研究。
.rar
最后说一下部署步骤:
(1)在一台机器上部署服务器并启动服务器。
(2)在客户端配置文件中修改刚才服务器的IP。
(3)在多台机器上运行客户端,用不同的账号登录同一个房间(就像默认的R1000).
(4)这样,多个用户在同一个聊天室进行语音聊天。
请理解:
通信框架OMCS网络语音和视频框架MFile语音和视频录制组件语音和视频捕获组件轻量级通信引擎
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