/// <summary>
/// Gets the length of the voice note
/// </summary>
/// <param name="data"></param>
/// <returns></returns>
private string GetVoiceNoteLength(byte[] data)
{
int seconds = 0;
int milliseconds = 0;
if (data.Length > 0)
{
//The fmt descrption of the wave data starts at byte 20
byte[] buffer = new byte[data.Length - 20];
for (int x = 20; x < data.Length; x++)
{
buffer[x - 20] = data[x];
}
//Put a try/catch incase the data is corrupt
try
{
WaveFormat2 wave = new WaveFormat2(buffer);
//Calculate the length
seconds = buffer.Length / wave.AvgBytesPerSec;
milliseconds = buffer.Length % wave.AvgBytesPerSec;
}
catch { }
}
//Format to something nice
int minute = (seconds / 60);
int hour = minute / 60;
return(string.Format("{0}:{1}:{2}.{3}", hour.ToString("00"), minute.ToString("00"), seconds.ToString("00"), milliseconds.ToString("000")));
}
/// <summary>
/// Set the volume for the default waveOut device (device ID = 0)
/// </summary>
/// <param name="Volume"></param>
public static void SetVolume(int Volume)
{
WaveFormat2 format = new WaveFormat2();
IntPtr hWaveOut = IntPtr.Zero;
OpenNETCF.Media.WaveAudio.NativeMethods.waveOutOpen(out hWaveOut, 0, format.GetBytes(), IntPtr.Zero, 0, 0);
OpenNETCF.Media.WaveAudio.NativeMethods.waveOutSetVolume(hWaveOut, Volume);
OpenNETCF.Media.WaveAudio.NativeMethods.waveOutClose(hWaveOut);
}
/// <summary>
/// Get the current volume setting for the default waveOut device (device ID = 0)
/// </summary>
/// <returns></returns>
public static int GetVolume()
{
WaveFormat2 format = new WaveFormat2();
IntPtr hWaveOut = IntPtr.Zero;
int volume = 0;
OpenNETCF.Media.WaveAudio.NativeMethods.waveOutOpen(out hWaveOut, 0, format.GetBytes(), IntPtr.Zero, 0, 0);
OpenNETCF.Media.WaveAudio.NativeMethods.waveOutGetVolume(hWaveOut, ref volume);
OpenNETCF.Media.WaveAudio.NativeMethods.waveOutClose(hWaveOut);
return(volume);
}
