private void AddDSP()
{
if (this.FChannel != null)
{
double dpriority;
this.FPinInPriority.GetValue(0, out dpriority);
double denabled;
this.FPinInEnabled.GetValue(0, out denabled);
if (this.FChannel.BassHandle.HasValue && denabled >= 0.5)
{
this.FDSPHandle = BassWaDsp.BASS_WADSP_Load(this.FFilename, 5, 5, 100, 100, null);
string dspDesc = BassWaDsp.BASS_WADSP_GetName(this.FDSPHandle);
string moduleName = BassWaDsp.BASS_WADSP_GetModuleName(this.FDSPHandle, 0);
BassWaDsp.BASS_WADSP_Start(this.FDSPHandle, 0, this.FChannel.BassHandle.Value);
BassWaDsp.BASS_WADSP_ChannelSetDSP(this.FDSPHandle, this.FChannel.BassHandle.Value, Convert.ToInt32(dpriority));
this.FPinOutFxHandle.SliceCount = 1;
this.FPinOutFxHandle.SetValue(0, this.FDSPHandle);
}
}
}
/// <summary>
/// 设置DSP信道
/// </summary>
/// <param name="stream">音频流句柄</param>
public void SetDSPChannel(int stream)
{
this.stream = stream;
if (Bass.BASS_ChannelIsActive(stream) == BASSActive.BASS_ACTIVE_PLAYING)
{
int hDsp = BassWaDsp.BASS_WADSP_ChannelSetDSP(dspHandle, stream, 1);
}
}
/// <summary>
/// Loads a WinAmp DSP plug-in and applies it to the mixer
/// </summary>
/// <param name="location">The file location of the WinAmp DSP DLL</param>
public WaPlugin LoadWaPlugin(string location)
{
if (location == "")
{
return(null);
}
if (WaPlugin != null && WaPlugin.Location == location)
{
return(WaPlugin);
}
if (!File.Exists(location))
{
return(null);
}
BassMix.BASS_Mixer_ChannelPause(ChannelId);
if (!_waDspLoaded)
{
StartWaDspEngine();
}
// DebugHelper.WriteLine("Load WAPlugin " + location);
var id = BassWaDsp.BASS_WADSP_Load(location, 10, 10, 300, 300, null);
Thread.Sleep(20);
var plugin = new WaPlugin
{
Id = id,
Module = 0
};
plugin.Name = BassWaDsp.BASS_WADSP_GetName(plugin.Id);
Thread.Sleep(20);
plugin.Location = location;
BassWaDsp.BASS_WADSP_Start(plugin.Id, plugin.Module, ChannelId);
Thread.Sleep(20);
BassWaDsp.BASS_WADSP_ChannelSetDSP(plugin.Id, ChannelId, 1);
Thread.Sleep(20);
WaPlugin = plugin;
BassMix.BASS_Mixer_ChannelPlay(ChannelId);
Thread.Sleep(20);
return(plugin);
}
/// <summary>
/// Attach the various DSP Plugins and effects to the stream
/// </summary>
private void AttachDspToStream()
{
bool dspActive = Config.DSPActive;
// BASS DSP/FX
foreach (BassEffect basseffect in Player.DSP.Settings.Instance.BassEffects)
{
dspActive = true;
foreach (BassEffectParm parameter in basseffect.Parameter)
{
setBassDSP(basseffect.EffectName, parameter.Name, parameter.Value);
}
}
// Attach active DSP effects to the Stream
if (dspActive)
{
// BASS effects
if (_gain != null)
{
Log.Debug("BASS: Enabling Gain Effect.");
_gain.ChannelHandle = _stream;
_gain.Start();
}
if (_damp != null)
{
Log.Debug("BASS: Enabling Dynamic Amplifier Effect.");
int dampHandle = Bass.BASS_ChannelSetFX(_stream, BASSFXType.BASS_FX_BFX_DAMP, _dampPrio);
Bass.BASS_FXSetParameters(dampHandle, _damp);
}
if (_comp != null)
{
Log.Debug("BASS: Enabling Compressor Effect.");
int compHandle = Bass.BASS_ChannelSetFX(_stream, BASSFXType.BASS_FX_BFX_COMPRESSOR, _compPrio);
Bass.BASS_FXSetParameters(compHandle, _comp);
}
// VST Plugins
foreach (string plugin in Config.VstPlugins)
{
Log.Debug("BASS: Enabling VST Plugin: {0}", plugin);
int vstHandle = BassVst.BASS_VST_ChannelSetDSP(_stream, plugin, BASSVSTDsp.BASS_VST_DEFAULT, 1);
// Copy the parameters of the plugin as loaded on from the settings
int vstParm = Config.VstHandles[plugin];
BassVst.BASS_VST_SetParamCopyParams(vstParm, vstHandle);
}
// Init Winamp DSP only if we got a winamp plugin actiavtes
int waDspPluginHandle = 0;
if (Player.DSP.Settings.Instance.WinAmpPlugins.Count > 0)
{
foreach (WinAmpPlugin plugins in Player.DSP.Settings.Instance.WinAmpPlugins)
{
Log.Debug("BASS: Enabling Winamp DSP Plugin: {0}", plugins.PluginDll);
waDspPluginHandle = BassWaDsp.BASS_WADSP_Load(plugins.PluginDll, 5, 5, 100, 100, null);
if (waDspPluginHandle > 0)
{
_waDspPlugins[plugins.PluginDll] = waDspPluginHandle;
BassWaDsp.BASS_WADSP_Start(waDspPluginHandle, 0, 0);
}
else
{
Log.Debug("Couldn't load WinAmp Plugin {0}. Error code: {1}", plugins.PluginDll,
Enum.GetName(typeof(BASSError), Bass.BASS_ErrorGetCode()));
}
}
}
foreach (int waPluginHandle in _waDspPlugins.Values)
{
BassWaDsp.BASS_WADSP_ChannelSetDSP(waPluginHandle, _stream, 1);
}
}
}
/// <summary>
/// Play the selected Music File
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btPlay_Click(object sender, EventArgs e)
{
if (File.Exists(textBoxMusicFile.Text))
{
// Init BASS
BassAudioEngine bassEngine = BassMusicPlayer.Player;
if (bassEngine.BassFreed)
{
bassEngine.InitBass();
}
_stream = Bass.BASS_StreamCreateFile(textBoxMusicFile.Text, 0, 0,
BASSFlag.BASS_SAMPLE_FLOAT | BASSFlag.BASS_STREAM_AUTOFREE |
BASSFlag.BASS_SAMPLE_SOFTWARE);
if (_stream != 0)
{
// Attach the BASS DSP Effects to the stream
if (_gain != null)
{
_gain.ChannelHandle = _stream;
_gain.Start();
}
if (checkBoxDAmp.Checked)
{
_dampHandle = Bass.BASS_ChannelSetFX(_stream, BASSFXType.BASS_FX_BFX_DAMP, _dampPrio);
Bass.BASS_FXSetParameters(_dampHandle, _damp);
}
if (checkBoxCompressor.Checked)
{
_compHandle = Bass.BASS_ChannelSetFX(_stream, BASSFXType.BASS_FX_BFX_COMPRESSOR, _compPrio);
Bass.BASS_FXSetParameters(_compHandle, _comp);
}
// Attach the plugins to the stream
foreach (DSPPluginInfo dsp in listBoxSelectedPlugins.Items)
{
if (dsp.DSPPluginType == DSPPluginInfo.PluginType.VST)
{
_vstHandle = BassVst.BASS_VST_ChannelSetDSP(_stream, dsp.FilePath, BASSVSTDsp.BASS_VST_DEFAULT, 1);
// Copy the parameters of the old handle
int vstold = _vstHandles[dsp.Name];
BassVst.BASS_VST_SetParamCopyParams(vstold, _vstHandle);
// Now find out to which stream the old handle was assigned and free it
BASS_VST_INFO bassvstinfo = new BASS_VST_INFO();
BassVst.BASS_VST_GetInfo(vstold, bassvstinfo);
BassVst.BASS_VST_ChannelRemoveDSP(bassvstinfo.channelHandle, vstold);
_vstHandles[dsp.Name] = _vstHandle;
}
else
{
_waDspPlugin = _waDspPlugins[dsp.FilePath];
BassWaDsp.BASS_WADSP_Start(_waDspPlugin, 0, 0);
BassWaDsp.BASS_WADSP_ChannelSetDSP(_waDspPlugin, _stream, 1);
}
}
btPlay.Enabled = false;
btStop.Enabled = true;
Bass.BASS_ChannelPlay(_stream, false);
}
else
{
MessageBox.Show("Can't play file. Probably not a valid music file");
}
}
else
{
MessageBox.Show("File specified does not exist");
}
}
