private void PopulateAudioTracks(
MediaElement media, ComboBox audioSelection)
{
if (media.AudioStreamCount > 0)
{
for (int index = 0; index < media.AudioStreamCount; index++)
{
ComboBoxItem track = new ComboBoxItem();
track.Content = media.GetAudioStreamLanguage(index);
audioSelection.Items.Add(track);
}
}
}
// <SnippetPlaybackAudioTracks>
/// <summary>
/// Attemps to set the audio track of a video to a specific language
/// </summary>
/// <param name="lcid">The id of the language. For example, "en" or "ja"</param>
/// <returns>true if the track was set; otherwise, false.</returns>
private bool SetAudioLanguage(string lcid, MediaElement media)
{
bool wasLanguageSet = false;
for (int index = 0; index < media.AudioStreamCount; index++)
{
if (media.GetAudioStreamLanguage(index) == lcid)
{
media.AudioStreamIndex = index;
wasLanguageSet = true;
}
}
return(wasLanguageSet);
}
public static List <string> SetAudioLanguage(MediaElement media)
{
//bool wasLanguageSet = false;
List <string> audioLanguage_list = new List <string>();
for (int index = 0; index < media.AudioStreamCount; index++)
{
//if (media.GetAudioStreamLanguage(index) == "en")
//{
//media.AudioStreamIndex = index;
//wasLanguageSet = true;
//}
string str = media.GetAudioStreamLanguage(index).ToString();
if (str == "")
{
str = "默认";
}
audioLanguage_list.Add(str);
}
//return wasLanguageSet;
return(audioLanguage_list);
}