private void Download(object obj)
{
try
{
Log4NetHelper.Info(GlobalUser.AUDIODATAFOLDER);
string url = obj as string;
if (!url.Contains("records."))
{
url = $"{WebApiProxy.MEDIAURL}{url}";
}
var fileByte = WebApiProxy.GetAudioFile(url);
if (fileByte != null)
{
File.WriteAllBytes(Path.Combine(GlobalUser.AUDIODATAFOLDER, Path.GetFileName(url)), fileByte);
}
else
{
Log4NetHelper.Error($"下载 音频失败, err:{url}");
}
}
catch (Exception ex)
{
Log4NetHelper.Error($"下载 音频失败, err:{ex}");
}
}
private void PlayAudio(string audioFile)
{
if (GlobalUser.WavePlayer?.PlaybackState == PlaybackState.Playing)
{
CleanUp();
PlayIconKind.Kind = PackIconKind.Play;
PlayTime = 0;
return;
}
try
{
GlobalUser.WavePlayer = CreateWavePlayer();
if (!audioFile.Contains("http://"))
{
audioFile = $"http://{audioFile}";
}
try
{
Stream sfile;
string pfile = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, GlobalUser.DATAFOLDER,
SecurityHelper
.HmacMd5Encrypt(GlobalUser.SelectPaperName + GlobalUser.SelectPaperNumber,
GlobalUser.FILEPWD, Encoding.UTF8).ToUpper(),
SecurityHelper.HmacMd5Encrypt(Path.GetFileNameWithoutExtension(audioFile), GlobalUser.FILEPWD,
Encoding.UTF8).ToLower() + ".qf");
if (!File.Exists(pfile))
{
if (Environment.OSVersion.Version.Major < 6)
{
//Vista 以下操作系统执行
//获取流文件
byte[] audioByte = WebApiProxy.GetAudioFile($"{audioFile}.mp3");
sfile = new MemoryStream(audioByte);
Mp3FileReader mfr0 = new Mp3FileReader(sfile);
GlobalUser.WavePlayer = CreateWavePlayer();
SliderTimer.Maximum = TotalTime = Convert.ToInt32(mfr0.TotalTime.TotalSeconds);
TxtPlayTime.Text = TotalTime.ToString();
GlobalUser.WavePlayer.Init(mfr0);
GlobalUser.WavePlayer.PlaybackStopped += OnPlaybackStopped;
SliderTimer.Value = PlayTime = 0;
_dTimer.Start();
PlayIconKind.Kind = PackIconKind.Stop;
GlobalUser.WavePlayer.Play();
return;
}
throw new Exception("无效的本地内容文件");
}
sfile = FileSecretHelper.DecryptFile0(pfile);
//if (!audioFile.ToLower().Contains(".mp3"))
// reueUrl = $"{audioFile}.mp3";
Mp3FileReader mfr = new Mp3FileReader(sfile);
//var reader = //new MediaFoundationReader($"{audioFile}.mp3");
// new AudioFileReader(Path.Combine(GlobalUser.AUDIODATAFOLDER, $"{Path.GetFileName(audioFile)}.mp3"));
SliderTimer.Maximum = TotalTime = Convert.ToInt32(mfr.TotalTime.TotalSeconds);
TxtPlayTime.Text = TotalTime.ToString();
GlobalUser.WavePlayer.Init(mfr);
}
catch (Exception ex)
{
try
{
var reader = new MediaFoundationReader($"{audioFile}.mp3");
SliderTimer.Maximum = TotalTime = Convert.ToInt32(reader.TotalTime.TotalSeconds);
TxtPlayTime.Text = TotalTime.ToString();
GlobalUser.WavePlayer.Init(reader);
}
catch (Exception)
{
var oggReader = new VorbisWaveReader($"{audioFile}.ogg");
SliderTimer.Maximum = TotalTime = Convert.ToInt32(oggReader.TotalTime.TotalSeconds);
TxtPlayTime.Text = TotalTime.ToString();
GlobalUser.WavePlayer.Init(oggReader);
}
}
GlobalUser.WavePlayer.PlaybackStopped += OnPlaybackStopped;
SliderTimer.Value = PlayTime = 0;
_dTimer.Start();
PlayIconKind.Kind = PackIconKind.Stop;
GlobalUser.WavePlayer.Play();
}
catch (Exception e)
{
Log4NetHelper.Error(String.Format("Play Error {0}", e.Message));
}
}
