public override void Initialize(int deviceid)
{
//BassAsio.BASS_ASIO_ChannelEnable(true,
this.FMyHandler = new BassAsioHandler(true, deviceid, this.index, this.count, BASSASIOFormat.BASS_ASIO_FORMAT_FLOAT, 48000);
if (!BassAsio.BASS_ASIO_IsStarted())
{
BassAsio.BASS_ASIO_Start(0);
}
this.FMyHandler.SetFullDuplex(0, BASSFlag.BASS_STREAM_DECODE, false);
this.BassHandle = this.FMyHandler.InputChannel;
this.IsDecoding = true;
}
/// <summary>
/// Create a mixer using the stream attributes
/// </summary>
/// <param name="stream"></param>
/// <returns></returns>
public bool CreateMixer(MusicStream stream)
{
Log.Debug("BASS: ---------------------------------------------");
Log.Debug("BASS: Creating BASS mixer stream");
bool result = false;
BASSFlag mixerFlags = BASSFlag.BASS_MIXER_NONSTOP | BASSFlag.BASS_SAMPLE_FLOAT | BASSFlag.BASS_MIXER_NORAMPIN;
if (Config.MusicPlayer == AudioPlayer.Asio || Config.MusicPlayer == AudioPlayer.WasApi)
{
mixerFlags |= BASSFlag.BASS_STREAM_DECODE;
}
int outputChannels = _bassPlayer.DeviceChannels;
_mixingMatrix = null;
// See, if we need Upmixing
if (outputChannels > stream.ChannelInfo.chans)
{
Log.Debug("BASS: Found more output channels ({0}) than input channels ({1}). Check for upmixing.", outputChannels,
stream.ChannelInfo.chans);
_mixingMatrix = CreateMixingMatrix(stream.ChannelInfo.chans);
if (_mixingMatrix != null)
{
outputChannels = Math.Min(_mixingMatrix.GetLength(0), outputChannels);
_upmixing = true;
}
else
{
outputChannels = stream.ChannelInfo.chans;
}
}
else if (outputChannels < stream.ChannelInfo.chans)
{
// Downmix to Stereo
Log.Debug("BASS: Found more input channels ({0}) than output channels ({1}). Downmix.", stream.ChannelInfo.chans,
outputChannels);
outputChannels = Math.Min(outputChannels, 2);
}
Log.Debug("BASS: Creating {0} channel mixer with sample rate of {1}", outputChannels, stream.ChannelInfo.freq);
_mixer = BassMix.BASS_Mixer_StreamCreate(stream.ChannelInfo.freq, outputChannels, mixerFlags);
if (_mixer == 0)
{
Log.Error("BASS: Unable to create Mixer. Reason: {0}.",
Enum.GetName(typeof(BASSError), Bass.BASS_ErrorGetCode()));
return(false);
}
switch (Config.MusicPlayer)
{
case AudioPlayer.Bass:
case AudioPlayer.DShow:
if (!Bass.BASS_ChannelPlay(_mixer, false))
{
Log.Error("BASS: Unable to start Mixer. Reason: {0}.", Enum.GetName(typeof(BASSError), Bass.BASS_ErrorGetCode()));
return(false);
}
result = true;
break;
case AudioPlayer.Asio:
Log.Info("BASS: Initialising ASIO device");
if (BassAsio.BASS_ASIO_IsStarted() && !BassAsio.BASS_ASIO_Stop())
{
Log.Error("BASS: Error stopping Asio Device: {0}", BassAsio.BASS_ASIO_ErrorGetCode());
}
// Disable and Unjoin all the channels
if (!BassAsio.BASS_ASIO_ChannelReset(false, -1, BASSASIOReset.BASS_ASIO_RESET_ENABLE))
{
Log.Error("BASS: Error disabling Asio Channels: {0}", BassAsio.BASS_ASIO_ErrorGetCode());
}
if (!BassAsio.BASS_ASIO_ChannelReset(false, -1, BASSASIOReset.BASS_ASIO_RESET_JOIN))
{
Log.Error("BASS: Error unjoining Asio Channels: {0}", BassAsio.BASS_ASIO_ErrorGetCode());
}
_asioProc = new ASIOPROC(AsioCallback);
BassAsio.BASS_ASIO_ChannelSetVolume(false, -1, (float)Config.StreamVolume / 100f);
// enable 1st output channel...(0=first)
Log.Debug("BASS: Joining Asio Channel #{0}", "0");
BassAsio.BASS_ASIO_ChannelEnable(false, 0, _asioProc, new IntPtr(_mixer));
// and join the next channels to it
int numChannels = Math.Max(stream.ChannelInfo.chans, outputChannels);
for (int i = 1; i < numChannels; i++)
{
Log.Debug("BASS: Joining Asio Channel #{0}", i);
BassAsio.BASS_ASIO_ChannelJoin(false, i, 0);
}
// since we joined the channels, the next commands will apply to all channles joined
// so setting the values to the first channels changes them all automatically
// set the source format (float, as the decoding channel is)
if (!BassAsio.BASS_ASIO_ChannelSetFormat(false, 0, BASSASIOFormat.BASS_ASIO_FORMAT_FLOAT))
{
Log.Error("BASS: Error setting Asio Sample Format: {0}", BassAsio.BASS_ASIO_ErrorGetCode());
}
// set the source rate
Log.Debug("BASS: Set sample rate to {0}", stream.ChannelInfo.freq);
if (!BassAsio.BASS_ASIO_ChannelSetRate(false, 0, (double)stream.ChannelInfo.freq))
{
Log.Error("BASS: Error setting Asio Channel Samplerate: {0}", BassAsio.BASS_ASIO_ErrorGetCode());
}
// try to set the device rate too (saves resampling)
if (!BassAsio.BASS_ASIO_SetRate((double)stream.ChannelInfo.freq))
{
Log.Error("BASS: Error setting Asio Samplerate: {0}", BassAsio.BASS_ASIO_ErrorGetCode());
}
// and start playing it...start output using default buffer/latency
if (!BassAsio.BASS_ASIO_Start(0))
{
Log.Error("BASS: Error starting Asio playback: {0}", BassAsio.BASS_ASIO_ErrorGetCode());
}
Log.Info("BASS: Finished initialising ASIO device");
result = true;
break;
case AudioPlayer.WasApi:
Log.Info("BASS: Initialising WASAPI device");
try
{
BassWasapi.BASS_WASAPI_Free();
Log.Debug("BASS: Freed WASAPI device");
}
catch (Exception ex)
{
Log.Error("BASS: Exception freeing WASAPI. {0} {1}", ex.Message, ex.StackTrace);
}
BASSWASAPIInit initFlags = BASSWASAPIInit.BASS_WASAPI_AUTOFORMAT;
_wasapiProc = new WASAPIPROC(WasApiCallback);
bool wasApiExclusiveSupported = true;
// Check if we have an uneven number of channels
var chkChannels = outputChannels % 2;
if (chkChannels == 1)
{
Log.Warn("BASS: Found uneven number of channels {0}. increase output channels.", outputChannels);
outputChannels++; // increase the number of output channels
wasApiExclusiveSupported = false; // And indicate that we need a new mixer
}
// Handle the special cases of 3.0, 4.0 and 5.0 files being played on a 5.1 or 6.1 device
if (outputChannels == 3) // a 3.0 file
{
Log.Info("BASS: Found a 3 channel file. Set upmixing with LFE, LR, RR set to silent");
_mixingMatrix = CreateThreeDotZeroUpMixMatrix();
outputChannels = _bassPlayer.DeviceChannels; // WASAPI device should be initialised with all channels active
wasApiExclusiveSupported = false; // And indicate that we need a new mixer
}
else if (outputChannels == 4) // a 4.0 file
{
Log.Info("BASS: Found a 4 channel file. Set upmixing with Center and LFE set to silent");
_mixingMatrix = CreateFourDotZeroUpMixMatrix();
outputChannels = _bassPlayer.DeviceChannels; // WASAPI device should be initialised with all channels active
wasApiExclusiveSupported = false; // And indicate that we need a new mixer
}
else if (outputChannels == 5) // a 5.0 file
{
Log.Info("BASS: Found a 5 channel file. Set upmixing with LFE set to silent");
_mixingMatrix = CreateFiveDotZeroUpMixMatrix();
outputChannels = _bassPlayer.DeviceChannels; // WASAPI device should be initialised with all channels active
wasApiExclusiveSupported = false; // And indicate that we need a new mixer
}
// If Exclusive mode is used, check, if that would be supported, otherwise init in shared mode
if (Config.WasApiExclusiveMode)
{
initFlags |= BASSWASAPIInit.BASS_WASAPI_EXCLUSIVE;
_wasapiShared = false;
_wasapiMixedChans = 0;
_wasapiMixedFreq = 0;
BASSWASAPIFormat wasapiFormat = BassWasapi.BASS_WASAPI_CheckFormat(_bassPlayer.DeviceNumber,
stream.ChannelInfo.freq,
outputChannels,
BASSWASAPIInit.BASS_WASAPI_EXCLUSIVE);
if (wasapiFormat == BASSWASAPIFormat.BASS_WASAPI_FORMAT_UNKNOWN)
{
Log.Warn("BASS: WASAPI exclusive mode not directly supported. Let BASS WASAPI choose better mode.");
wasApiExclusiveSupported = false;
}
}
else
{
Log.Debug("BASS: Init WASAPI shared mode with Event driven system enabled.");
initFlags |= BASSWASAPIInit.BASS_WASAPI_SHARED | BASSWASAPIInit.BASS_WASAPI_EVENT;
// In case of WASAPI Shared mode we need to setup the mixer to use the same sample rate as set in
// the Windows Mixer, otherwise we wioll have increased playback speed
BASS_WASAPI_DEVICEINFO devInfo = BassWasapi.BASS_WASAPI_GetDeviceInfo(_bassPlayer.DeviceNumber);
Log.Debug("BASS: Creating {0} channel mixer for frequency {1}", devInfo.mixchans, devInfo.mixfreq);
_mixer = BassMix.BASS_Mixer_StreamCreate(devInfo.mixfreq, devInfo.mixchans, mixerFlags);
if (_mixer == 0)
{
Log.Error("BASS: Unable to create Mixer. Reason: {0}.",
Enum.GetName(typeof(BASSError), Bass.BASS_ErrorGetCode()));
return(false);
}
_wasapiShared = true;
}
Log.Debug("BASS: Try to init WASAPI with a Frequency of {0} and {1} channels", stream.ChannelInfo.freq, outputChannels);
if (BassWasapi.BASS_WASAPI_Init(_bassPlayer.DeviceNumber, stream.ChannelInfo.freq, outputChannels,
initFlags | BASSWASAPIInit.BASS_WASAPI_BUFFER, Convert.ToSingle(Config.BufferingMs / 1000.0), 0f, _wasapiProc, IntPtr.Zero))
{
BASS_WASAPI_INFO wasapiInfo = BassWasapi.BASS_WASAPI_GetInfo();
Log.Debug("BASS: ---------------------------------------------");
Log.Debug("BASS: Buffer Length: {0}", wasapiInfo.buflen);
Log.Debug("BASS: Channels: {0}", wasapiInfo.chans);
Log.Debug("BASS: Frequency: {0}", wasapiInfo.freq);
Log.Debug("BASS: Format: {0}", wasapiInfo.format.ToString());
Log.Debug("BASS: InitFlags: {0}", wasapiInfo.initflags.ToString());
Log.Debug("BASS: Exclusive: {0}", wasapiInfo.IsExclusive.ToString());
Log.Debug("BASS: ---------------------------------------------");
Log.Info("BASS: WASAPI Device successfully initialised");
// Now we need to check, if WASAPI decided to switch to a different mode
if (Config.WasApiExclusiveMode && !wasApiExclusiveSupported)
{
// Recreate Mixer with new value
Log.Debug("BASS: Creating new {0} channel mixer for frequency {1}", wasapiInfo.chans, wasapiInfo.freq);
_mixer = BassMix.BASS_Mixer_StreamCreate(wasapiInfo.freq, wasapiInfo.chans, mixerFlags);
if (_mixer == 0)
{
Log.Error("BASS: Unable to create Mixer. Reason: {0}.",
Enum.GetName(typeof(BASSError), Bass.BASS_ErrorGetCode()));
return(false);
}
}
BassWasapi.BASS_WASAPI_SetVolume(BASSWASAPIVolume.BASS_WASAPI_CURVE_DB, (float)Config.StreamVolume / 100f);
BassWasapi.BASS_WASAPI_Start();
result = true;
}
else
{
Log.Error("BASS: Couldn't init WASAPI device. Error: {0}", Enum.GetName(typeof(BASSError), Bass.BASS_ErrorGetCode()));
}
break;
}
if (result)
{
Log.Debug("BASS: Successfully created BASS Mixer stream");
}
return(result);
}
public static void SetDevice(int inputChannel, int outputChannel)
{
// Bass.BASS_SetConfig(BASSConfig.BASS_CONFIG_UPDATEPERIOD, 0);
// Bass.BASS_SetConfig(BASSConfig.BASS_CONFIG_FLOATDSP, true);
// BassAsio.BASS_ASIO_Init(0, BASSASIOInit.BASS_ASIO_DEFAULT);
// Bass.BASS_Init(0, (int)samplerate, 0, IntPtr.Zero);
// m_asioInputHandlers = new BassAsioHandler();
// m_asioOutputHandlers = new BassAsioHandler();
devinfo = new BASS_ASIO_DEVICEINFO();
m_asioInputChannels = new List <object>();
m_asioOutputChannels = new List <object>();
thisControl = PlayerControl.MainFormControl;
m_inputChannel = inputChannel;
m_outputChannel = outputChannel;
/* for (int n = 0; BassAsio.BASS_ASIO_GetDeviceInfo(n, devinfo); n++)
* {
* if (devinfo.name.Contains("ASIO4ALL"))
* {
* if (!BassAsio.BASS_ASIO_IsStarted())
* BassAsio.BASS_ASIO_Init(n, BASSASIOInit.BASS_ASIO_DEFAULT);
*
* samplerate = BassAsio.BASS_ASIO_GetRate();
* m_asiodevice = n;
*
* BASS_ASIO_INFO asioinfo = BassAsio.BASS_ASIO_GetInfo();
* if (asioinfo != null)
* {
* // assuming stereo input
* for (int i = 0; i < asioinfo.inputs; i += 2)
* {
* BASS_ASIO_CHANNELINFO chanInfo = BassAsio.BASS_ASIO_ChannelGetInfo(true, i);
* if (chanInfo != null)
* GetAsioInputChannels.Add(chanInfo);
*
* if (chanInfo.name.Contains("VB-Audio Point 1"))
* GetVlcAsioInputChannel = i;
* }
*
* for (int o = 0; o < asioinfo.outputs; o += 2)
* {
* BASS_ASIO_CHANNELINFO chanInfo = BassAsio.BASS_ASIO_ChannelGetInfo(false, o);
* if (chanInfo != null)
* GetAsioOutputChannels.Add(chanInfo);
* }
* }
* }
*
* }
*
* CreateInputs(m_inputChannel);
* CreateOutput(m_outputChannel);
* Connect();
* int ggg = 0;*/
for (int n = 0; BassAsio.BASS_ASIO_GetDeviceInfo(n, devinfo); n++)
{
if (devinfo.name.Contains("ASIO4ALL"))
{
if (!BassAsio.BASS_ASIO_IsStarted())
{
BassAsio.BASS_ASIO_Init(n, BASSASIOInit.BASS_ASIO_THREAD);
}
samplerate = BassAsio.BASS_ASIO_GetRate();
m_asiodevice = n;
BASS_ASIO_INFO asioinfo = BassAsio.BASS_ASIO_GetInfo();
if (asioinfo != null)
{
// assuming stereo input
for (int i = 0; i < asioinfo.inputs; i += 2)
{
BASS_ASIO_CHANNELINFO chanInfo = BassAsio.BASS_ASIO_ChannelGetInfo(true, i);
if (chanInfo != null)
{
GetAsioInputChannels.Add(chanInfo);
}
if (chanInfo.name.Contains("VB-Audio Point 1"))
{
VlcAsioInputChannel = i;
}
}
for (int o = 0; o < asioinfo.outputs; o += 2)
{
BASS_ASIO_CHANNELINFO chanInfo = BassAsio.BASS_ASIO_ChannelGetInfo(false, o);
if (chanInfo != null)
{
AsioOutputChannels.Add(chanInfo);
}
}
}
BassAsio.BASS_ASIO_ChannelSetVolume(true, m_inputChannel, PlayerControl.MicVolumeScroll.Value * 0.01f);
BassAsio.BASS_ASIO_ChannelSetVolume(true, m_inputChannel + 1, PlayerControl.MicVolumeScroll.Value * 0.01f);
_asioProc = new ASIOPROC(AsioCallback);
}
}
if (!m_bassinit)
{
Bass.BASS_SetConfig(BASSConfig.BASS_CONFIG_UPDATEPERIOD, 0);
Bass.BASS_SetConfig(BASSConfig.BASS_CONFIG_FLOATDSP, true);
Bass.BASS_Init(0, 48000, 0, IntPtr.Zero);
Player.Mixer = MixerStreamCreate((int)samplerate);
if (Player.Mixer == 0)
{
var error = Bass.BASS_ErrorGetCode();
MessageBox.Show(error.ToString(), "Could not create mixer!");
Bass.BASS_Free();
return;
}
m_mixerChannel = Player.Mixer;
m_streamInputMic = Bass.BASS_StreamCreatePush((int)samplerate, 2, BASSFlag.BASS_STREAM_DECODE | BASSFlag.BASS_SAMPLE_FLOAT, IntPtr.Zero);
StreamInputVlc = Bass.BASS_StreamCreatePush((int)samplerate, 2, BASSFlag.BASS_STREAM_DECODE | BASSFlag.BASS_SAMPLE_FLOAT, IntPtr.Zero);
//m_streamInputMic = Bass.BASS_StreamCreateFile(f, 0L, 0L, BASSFlag.BASS_STREAM_DECODE | BASSFlag.BASS_SAMPLE_FLOAT | BASSFlag.BASS_SAMPLE_LOOP);
//m_stream[0] = BassMix.BASS_Split_StreamCreate(m_streamInputMic, BASSFlag.BASS_SAMPLE_FLOAT | BASSFlag.BASS_STREAM_DECODE, null);//_instream;
//m_stream[1] = BassMix.BASS_Split_StreamCreate(m_streamInputMic, BASSFlag.BASS_SAMPLE_FLOAT | BASSFlag.BASS_STREAM_DECODE, null);// _instream;
//m_stream[2] = BassMix.BASS_Split_StreamCreate(m_streamInputMic, BASSFlag.BASS_SAMPLE_FLOAT | BASSFlag.BASS_STREAM_DECODE, null);//_instream;
//m_stream[3] = BassMix.BASS_Split_StreamCreate(m_streamInputMic, BASSFlag.BASS_SAMPLE_FLOAT | BASSFlag.BASS_STREAM_DECODE, null);//_instream;
//Group 1 VST Effects ============================================================
Channel1Fx.SetEffects(m_streamInputMic);
//Group 2 VST Effects ============================================================
// Channel2Fx.SetEffects(m_stream[1]);
//Group 3 VST Effects ============================================================
// Channel3Fx.SetEffects(m_stream[2]);
//Group 4 VST Effects ============================================================
// Channel4Fx.SetEffects(m_stream[3]);
BassMix.BASS_Mixer_StreamAddChannel(m_mixerChannel, StreamInputVlc, BASSFlag.BASS_MIXER_DOWNMIX | BASSFlag.BASS_STREAM_AUTOFREE);
BassMix.BASS_Mixer_StreamAddChannel(m_mixerChannel, m_streamInputMic, BASSFlag.BASS_MIXER_DOWNMIX | BASSFlag.BASS_STREAM_AUTOFREE);
// BassMix.BASS_Mixer_StreamAddChannel(m_mixerChannel, m_stream[1], BASSFlag.BASS_MIXER_DOWNMIX | BASSFlag.BASS_STREAM_AUTOFREE);
//BassMix.BASS_Mixer_StreamAddChannel(m_mixerChannel, m_stream[2], BASSFlag.BASS_MIXER_DOWNMIX | BASSFlag.BASS_STREAM_AUTOFREE);
//BassMix.BASS_Mixer_StreamAddChannel(m_mixerChannel, m_stream[3], BASSFlag.BASS_MIXER_DOWNMIX | BASSFlag.BASS_STREAM_AUTOFREE);
BASS_CHANNELINFO info = Bass.BASS_ChannelGetInfo(m_mixerChannel);
m_bassinit = true;
}
//BassAsio.BASS_ASIO_ControlPanel();
BassAsio.BASS_ASIO_ChannelEnable(true, VlcAsioInputChannel, _asioProc, new IntPtr(StreamInputVlc));
BassAsio.BASS_ASIO_ChannelJoin(true, VlcAsioInputChannel + 1, VlcAsioInputChannel);
BassAsio.BASS_ASIO_ChannelSetFormat(true, VlcAsioInputChannel, BASSASIOFormat.BASS_ASIO_FORMAT_FLOAT);
BassAsio.BASS_ASIO_ChannelSetRate(true, VlcAsioInputChannel, samplerate);
BassAsio.BASS_ASIO_SetRate(samplerate);
BassAsio.BASS_ASIO_ChannelEnable(true, m_inputChannel, _asioProc, new IntPtr(m_streamInputMic));
BassAsio.BASS_ASIO_ChannelJoin(true, m_inputChannel + 1, m_inputChannel);
BassAsio.BASS_ASIO_ChannelSetFormat(true, m_inputChannel, BASSASIOFormat.BASS_ASIO_FORMAT_FLOAT);
BassAsio.BASS_ASIO_ChannelSetRate(true, m_inputChannel, samplerate);
BassAsio.BASS_ASIO_SetRate(samplerate);
BassAsio.BASS_ASIO_ChannelEnable(false, m_outputChannel, _asioProc, new IntPtr(m_mixerChannel));
BassAsio.BASS_ASIO_ChannelJoin(false, m_outputChannel + 1, m_outputChannel);
BassAsio.BASS_ASIO_ChannelSetFormat(false, m_outputChannel, BASSASIOFormat.BASS_ASIO_FORMAT_FLOAT);
BassAsio.BASS_ASIO_ChannelSetRate(false, m_outputChannel, samplerate);
BassAsio.BASS_ASIO_SetRate(samplerate);
}