Windows phone 8 在WP8中单击按钮时,如何随机播放音频?
我已经尝试过这个代码,但它不起作用Windows phone 8 在WP8中单击按钮时,如何随机播放音频?,windows-phone-8,Windows Phone 8,我已经尝试过这个代码,但它不起作用 public void Play() { int randomIndex = -1; var sound1 = "/Assets/Audio/baby-crying-08.mp3"; var sound2 = "/Assets/Audio/sound1.wav"; string [] rawRef = {sound1,sound2}; MediaElement mp =
public void Play()
{
int randomIndex = -1;
var sound1 = "/Assets/Audio/baby-crying-08.mp3";
var sound2 = "/Assets/Audio/sound1.wav";
string [] rawRef = {sound1,sound2};
MediaElement mp = new MediaElement();
try
{
randomIndex = random.Next(rawRef.Length);
mp.Source = new Uri(rawRef[randomIndex], UriKind.RelativeOrAbsolute);
mp.Play();
}
catch (Exception e)
{
}
}
如何随机播放音频文件?我遇到了这个问题。打开媒体后,需要使用
Play()
方法。此外,您需要向xaml添加MediaElement
控件。记得检查你的文件路径。查找以下代码:
MainPage.xaml.cs:
private Random _random = new Random();
public void Play()
{
int randomIndex = -1;
var sound1 = "/Assets/cos.wav";
var sound2 = "/Assets/xx.mp3";
string[] rawRef = { sound1, sound2 };
try
{
randomIndex = _random.Next(rawRef.Length);
MediaElement.Source = new Uri(rawRef[randomIndex], UriKind.RelativeOrAbsolute);
}
catch (Exception e)
{
Debug.WriteLine(e.Message);
}
}
private void OnMediaOpened(object sender, RoutedEventArgs e)
{
MediaElement.Play();
}
private void OnMediaFailed(object sender, ExceptionRoutedEventArgs e)
{
Debug.WriteLine("Exception: {0}, Sound: {1}", e.ErrorException.Message, MediaElement.Source.ToString());
}
MainPage.xaml:
<MediaElement x:Name="MediaElement" AutoPlay="False"
MediaOpened="OnMediaOpened"
MediaFailed="OnMediaFailed" />
试试这个
MainPage.xaml
:
<MediaElement x:Name="audio0" Source="/Audio/xh.mp3" AutoPlay="False" />
<MediaElement x:Name="audio1" Source="/Audio/y.mp3" AutoPlay="False" />
您面临的问题是什么?看看这个,实际上我想随机播放歌曲功能,但我已经将媒体源代码放在了后面,它无法播放,所以如何做到这一点?我尝试了这些代码,但它显示了一个错误“3123发生错误”检查WMAppManifest.xml中的功能,并检查ID_CAP_MEDIALIB_回放。如果您检查了此功能,我不知道出了什么问题。你能上传你的解决方案吗??
private Random _random = new Random();
private int randomIndex = -1;
public void Playsound()
{
MediaElement [] rawRef = { audio0, audio1 };
try
{
randomIndex = _random.Next(rawRef.Length);
if(randomIndex==0)
{
audio0.Play();
}
else if (randomIndex == 1)
{
audio1.Play();
}
}
catch (Exception e)
{
Debug.WriteLine(e.Message);
MessageBox.Show("Message:"+e.Message);
}
}