private void sndTestCheckBox_CheckedChanged(object sender, EventArgs e)
{
ItemData input = (ItemData)sndinputComboBox.SelectedItem;
ItemData output = (ItemData)sndoutputComboBox.SelectedItem;
if (sndTestCheckBox.Checked)
{
//Extract input device and get its default samplerate.
//WASAPI devices only support one sample rate so it's important to use the correct one.
SoundDevice[] devs;
TeamTalk.GetSoundDevices(out devs);
int in_samplerate = 0;
foreach (SoundDevice dev in devs)
{
if (dev.nDeviceID == input.id)
{
in_samplerate = dev.nDefaultSampleRate;
}
}
SpeexDSP spxdsp = new SpeexDSP(true);
spxdsp.bEnableAGC = true;
spxdsp.bEnableDenoise = true;
spxdsp.bEnableEchoCancellation = echocancelCheckBox.Checked;
soundloop = TeamTalk.StartSoundLoopbackTest(input.id, output.id, in_samplerate, 1, duplexCheckBox.Checked, spxdsp);
if (soundloop == IntPtr.Zero)
{
MessageBox.Show("Failed to test selected device");
sndTestCheckBox.Checked = false;
}
}
else
{
TeamTalk.CloseSoundLoopbackTest(soundloop);
}
}
private void UpdateSelectedSoundDevices(object sender, EventArgs e)
{
if (sndinputComboBox.SelectedItem == null ||
sndoutputComboBox.SelectedItem == null)
{
return;
}
int inputid = ((ItemData)sndinputComboBox.SelectedItem).id;
int outputid = ((ItemData)sndoutputComboBox.SelectedItem).id;
SoundDevice[] devs;
TeamTalk.GetSoundDevices(out devs);
int in_samplerate = 0, out_samplerate = 0;
foreach (SoundDevice dev in devs)
{
if (dev.nDeviceID == inputid)
{
in_samplerate = dev.nDefaultSampleRate;
}
if (dev.nDeviceID == outputid)
{
out_samplerate = dev.nDefaultSampleRate;
}
}
//for duplex mode both input and output sound device must support the same sample rate
duplexCheckBox.Enabled = in_samplerate == out_samplerate;
if (in_samplerate != out_samplerate)
{
duplexCheckBox.Checked = false;
echocancelCheckBox.Checked = false;
}
echocancelCheckBox.Enabled = duplexCheckBox.Checked;
}
void UpdateSoundSystem(object sender, EventArgs e)
{
sndinputComboBox.Items.Clear();
sndoutputComboBox.Items.Clear();
SoundDevice[] devs;
TeamTalk.GetSoundDevices(out devs);
SoundSystem soundsystem = SoundSystem.SOUNDSYSTEM_WASAPI;
if (dsoundRadioButton.Checked)
{
soundsystem = SoundSystem.SOUNDSYSTEM_DSOUND;
Debug.WriteLine("DirectSound devices");
}
else if (winmmRadioButton.Checked)
{
soundsystem = SoundSystem.SOUNDSYSTEM_WINMM;
Debug.WriteLine("WinMM devices");
}
else
{
Debug.WriteLine("WASAPI devices");
}
Debug.WriteLine("INPUT DEVICES");
foreach (SoundDevice dev in devs)
{
if (dev.nSoundSystem != soundsystem)
{
continue;
}
Debug.WriteLine("Name " + dev.szDeviceName);
Debug.WriteLine("\tID #" + dev.nDeviceID);
Debug.WriteLine("\tUnique ID #" + dev.szDeviceID);
Debug.WriteLine("\tWaveDeviceID #" + dev.nWaveDeviceID);
string tmp = "";
if (WindowsMixer.GetWaveInName(dev.nWaveDeviceID, ref tmp))
{
Debug.WriteLine("\tMixer name: " + tmp);
}
for (int i = 0; i < WindowsMixer.GetWaveInControlCount(dev.nWaveDeviceID); i++)
{
if (WindowsMixer.GetWaveInControlName(dev.nWaveDeviceID, i, ref tmp))
{
Debug.WriteLine("\t\tControl name: " + tmp);
Debug.WriteLine("\t\tSelected: " + WindowsMixer.GetWaveInControlSelected(dev.nWaveDeviceID, i));
}
}
if (dev.nMaxInputChannels > 0)
{
int index = sndinputComboBox.Items.Add(new ItemData(dev.szDeviceName, dev.nDeviceID));
if (dev.nDeviceID == settings.sndinputid)
{
sndinputComboBox.SelectedIndex = index;
}
}
if (dev.nMaxOutputChannels > 0)
{
int index = sndoutputComboBox.Items.Add(new ItemData(dev.szDeviceName, dev.nDeviceID));
if (dev.nDeviceID == settings.sndoutputid)
{
sndoutputComboBox.SelectedIndex = index;
}
}
}
if (sndinputComboBox.SelectedIndex < 0 && sndinputComboBox.Items.Count > 0)
{
sndinputComboBox.SelectedIndex = 0;
}
if (sndoutputComboBox.SelectedIndex < 0 && sndoutputComboBox.Items.Count > 0)
{
sndoutputComboBox.SelectedIndex = 0;
}
}