/// <summary>
/// Set Equalizer Settings
/// </summary>
/// <param name="frequencyList">10 Band Float list</param>
public void setEqualizer(float[] frequencyList)
{
if (frequencyList == null)
return;
for (int i = 0; i < 10; i++)
{
_equalizerTmp[i] = frequencyList[i];
if (!_stopped &&_toggleEq)
{
var eq = new BASS_BFX_PEAKEQ {lBand = i};
// get values of the selected band
Bass.BASS_FXGetParameters(_fxEq, eq);
eq.fGain = frequencyList[i]+Eqstart;
Bass.BASS_FXSetParameters(_fxEq, eq);
}
}
_changeEq = true;
Notify();
_changeEq = false;
if (Bass.BASS_ErrorGetCode() != BASSError.BASS_OK && Bass.BASS_ErrorGetCode() != BASSError.BASS_ERROR_HANDLE)
{
var e = new BassWrapperException(Bass.BASS_ErrorGetCode(),"Error in Bass.dll; Error Code: " + Bass.BASS_ErrorGetCode())
{Source = "BassWrapper"};
throw e;
}
}
/// <summary>
/// Sets Single Equalizer Band
/// </summary>
/// <param name="band">Band to set</param>
/// <param name="freq">Gain to set</param>
public void setEqualizerBand(int band, float freq)
{
_equalizerTmp[band] = freq;
if (!_stopped && _toggleEq)
{
var eq = new BASS_BFX_PEAKEQ {lBand = band};
// get values of the selected band
Bass.BASS_FXGetParameters(_fxEq, eq);
eq.fGain = freq+Eqstart;
Bass.BASS_FXSetParameters(_fxEq, eq);
}
_changeEq = true;
Notify();
_changeEq = false;
if (Bass.BASS_ErrorGetCode() != BASSError.BASS_OK && Bass.BASS_ErrorGetCode() != BASSError.BASS_ERROR_HANDLE)
{
var e = new BassWrapperException(Bass.BASS_ErrorGetCode(),"Error in Bass.dll; Error Code: " + Bass.BASS_ErrorGetCode())
{Source = "BassWrapper"};
throw e;
}
}
/// <summary>
/// Set The Balace
/// </summary>
/// <param name="bal">-1 left / +1 right</param>
public void setBalance(float bal)
{
TmpBalance = bal;
if(bal>0)
{
_matrix[0, 0] = 1-bal;
_matrix[1, 1] = 1;
_matrix[2, 0] = 1-bal;
_matrix[2, 1] = 1;
_matrix[3, 0] = 1-bal;
_matrix[3, 1] = 1;
_matrix[4, 0] = 1-bal;
_matrix[5, 1] = 1;
//_matrix[5]
}
else if (bal == 0)
{
_matrix[0,0] = 1;
_matrix[1,1] = 1;
_matrix[2, 0] = 1;
_matrix[2, 1] = 1;
_matrix[3, 0] = 1;
_matrix[3, 1] = 1;
_matrix[4,0] = 1;
_matrix[5,1] = 1;
}
else
{
_matrix[0, 0] = 1;
_matrix[1,1] = 1 + bal;
_matrix[2, 0] = 1;
_matrix[2, 1] = 1+bal;
_matrix[3, 0] = 1;
_matrix[3, 1] = 1+bal;
_matrix[4, 0] = 1;
_matrix[5,1] = 1 + bal;
}
BassMix.BASS_Mixer_ChannelSetMatrix(_rawstream, _matrix); // apply the _matrix
if (Bass.BASS_ErrorGetCode() != BASSError.BASS_OK && Bass.BASS_ErrorGetCode() != BASSError.BASS_ERROR_HANDLE)
{
var e = new BassWrapperException(Bass.BASS_ErrorGetCode(), "Balance Error") {Source = "BassWrapper"};
throw e;
}
Notify();
}
/// <summary>
/// The Play Method plays a song by his path with the Bass Lib.
/// </summary>
/// <param name="songPath">Song Path to Play</param>
/// <param name="validSong">returns if song is playable by plugin or bass</param>
public void play(string songPath, ref bool validSong)
{
Bass.BASS_StreamFree(_streamId);
Bass.BASS_StreamFree(_rawstream);
_paused = false;
_stopped = false;
//Check if a plugin can playback the file
bool pluginPlayback = false;
foreach (AvailablePlugin plugin in aPluginManager.AvailablePlugins)
{
if (plugin.Instance.isAbleToPlayback(songPath))
{
_rawstream = plugin.Instance.getBassStream(songPath);
pluginPlayback = true;
validSong = true;
break;
}
}
//If there were no plugin for playback, use the normal playback function
if (pluginPlayback == false)
{
validSong = true;
if (!File.Exists(songPath))
validSong = false;
_rawstream = Bass.BASS_StreamCreateFile(songPath, 0, 0, BASSFlag.BASS_STREAM_DECODE | BASSFlag.BASS_SAMPLE_FLOAT);
}
_etimeClock = new System.Windows.Threading.DispatcherTimer {Interval = new TimeSpan(0, 0, 0, 1, 0)};
_etimeClock.Tick += EtimeClockTick;
_etimeClock.IsEnabled = true;
BASS_CHANNELINFO info= Bass.BASS_ChannelGetInfo(_rawstream); // get source info
_streamId = BassMix.BASS_Mixer_StreamCreate(info.freq, 6, BASSFlag.BASS_DEFAULT); // create 6 channel mixer with same rate
BassMix.BASS_Mixer_StreamAddChannel(_streamId, _rawstream, BASSFlag.BASS_MIXER_MATRIX | BASSFlag.BASS_MIXER_DOWNMIX); // add source with _matrix mixing
BassMix.BASS_Mixer_ChannelSetMatrix(_rawstream, _matrix); // apply the _matrix
EqualizerInit(); // Initiate Eq
_gain = new DSP_Gain(_rawstream, 10) {Gain_dBV = -5f};
if (_toggleEq)
setEqualizer(_equalizerTmp); //set last Values
else
{
settoggleEQ(false);
}
setVolume(_volume); //set _gain
if (!pluginPlayback)
Bass.BASS_ChannelPlay(_streamId, false);
if (Bass.BASS_ErrorGetCode() != BASSError.BASS_OK && Bass.BASS_ErrorGetCode() != BASSError.BASS_ERROR_HANDLE)
{
var e = new BassWrapperException(Bass.BASS_ErrorGetCode(),"Error while trying to Play " + songPath + ". Error Code: " + Bass.BASS_ErrorGetCode())
{Source = "BassWrapper"};
validSong = false;
throw e;
}
}
/// <summary>
/// Pause the Playing stream or if it is paused Play it aggain
/// </summary>
public void pause()
{
if (_paused)
{
float vol=_volume;
setVolume(0);
Bass.BASS_ChannelPlay(_streamId, false);
_etimeClock = new System.Windows.Threading.DispatcherTimer {Interval = new TimeSpan(0, 0, 0, 1, 0)};
_etimeClock.Tick += EtimeClockTick;
_etimeClock.IsEnabled = true;
setVolume(vol);
_paused = false;
}
else {
_etimeClock.IsEnabled = false;
Bass.BASS_ChannelPause(_streamId);
_paused = true;
}
Notify();
if (Bass.BASS_ErrorGetCode() != BASSError.BASS_OK && Bass.BASS_ErrorGetCode() != BASSError.BASS_ERROR_HANDLE)
{
var e = new BassWrapperException(Bass.BASS_ErrorGetCode(),"Error in Bass.dll; Error Code: " + Bass.BASS_ErrorGetCode())
{Source = "BassWrapper"};
throw e;
}
}
/// <summary>
/// Method to Read Music Tags from Files
/// </summary>
/// <param name="songPath">Filepath</param>
/// <returns>Tags
/// tags[0]=album
/// tags[1]=artist
/// tags[2]=title
///
/// </returns>
public static string[] GetTags(String songPath)
{
var tags = new string[3];
var tagInfo = new TAG_INFO();
int stream = Bass.BASS_StreamCreateFile(songPath, 0, 0, BASSFlag.BASS_STREAM_DECODE);
BassTags.BASS_TAG_GetFromFile(stream, tagInfo);
Bass.BASS_StreamFree(stream);
// and display what we get
tags[0] = tagInfo.album;
tags[1] = tagInfo.artist.Trim();
tags[2] = tagInfo.title.Trim();
/*
tags[3] = tagInfo.comment;
tags[4] = tagInfo.genre;
tags[5] = tagInfo.year;
tags[6] = tagInfo.track;
* */
if (Bass.BASS_ErrorGetCode() != BASSError.BASS_OK && Bass.BASS_ErrorGetCode() != BASSError.BASS_ERROR_HANDLE)
{
var e = new BassWrapperException(Bass.BASS_ErrorGetCode(), "Tag Error") {Source = "BassWrapperTags"};
throw e;
}
return tags;
}
/// <summary>
/// Constructor for the Bass Wrapper Class
/// </summary>
/// <param name="handle">Window Handle</param>
public BassWrapper(IntPtr handle)
{
//############### BASS - REGISTRATION #####################
//BassNet.Registration("*****@*****.**", "key");
//############### BASS - INITIATION #######################
Bass.BASS_Init(-1, 44100, BASSInit.BASS_DEVICE_CPSPEAKERS, handle, null);
Console.WriteLine(Bass.BASS_PluginLoad("basswma.dll"));
//############### BASS - SYNCPROC INITIATION (End of Song Procedure)
TmpBalance = 0f;
_volume = 100f;
_fftBuffer = new float[2048];
_etimeClock = new System.Windows.Threading.DispatcherTimer {Interval = new TimeSpan(0, 0, 0, 1, 0)};
_etimeClock.Tick += EtimeClockTick;
_stopped = true;
_changeEq = false;
_toggleEq = false;
if (Bass.BASS_ErrorGetCode() != BASSError.BASS_OK)
{
var e = new BassWrapperException(Bass.BASS_ErrorGetCode(),"Error while initialising Sound. Error Code: "+ Bass.BASS_ErrorGetCode())
{Source = "BassWrapper"};
throw e;
}
}
