/// <summary>
/// Sets the effects (volume, equalizer, echo, etc) on the audio channels.
/// </summary>
/// <param name="profile">The equalizer profile to use (defaults to the current in SettingsManager)</param>
/// <remarks>
/// This should only be called once for each play of a given stream. Subsequent calls will add gain values, not replace it.
/// Use RefreshFX() to change gain values while a stream is active.
/// </remarks>
public static void SetFX(EqualizerProfile profile = null)
{
if (profile == null)
profile = SettingsManager.CurrentEqualizerProfile;
Bass.BASS_ChannelSetAttribute(stream, BASSAttribute.BASS_ATTRIB_VOL, (float)SettingsManager.Volume / 100);
fxEQHandle = Bass.BASS_ChannelSetFX(stream, BASSFXType.BASS_FX_BFX_PEAKEQ, 2);
BASS_BFX_PEAKEQ eq = new BASS_BFX_PEAKEQ();
eq.fQ = 0f;
eq.fBandwidth = 2.5f;
eq.lChannel = BASSFXChan.BASS_BFX_CHANALL;
float[] bands = new float[10] { 32f, 63f, 125f, 250f, 500f, 1000f, 2000f, 4000f, 8000f, 16000f };
for (int i = 0; i < bands.Count(); i++)
{
eq.lBand = i;
eq.fCenter = bands[i];
Bass.BASS_FXSetParameters(fxEQHandle, eq);
SetEQ(i, profile.Levels[i]);
}
fxEchoHandle = Bass.BASS_ChannelSetFX(stream, BASSFXType.BASS_FX_DX8_ECHO, 1);
SetEcho(profile.EchoLevel);
fxCompHandle = Bass.BASS_ChannelSetFX(stream, BASSFXType.BASS_FX_BFX_COMPRESSOR2, 0);
SetCompressor(1.0f, 10.0f, 0.3f);
}
/// <summary>
/// Checks if any values has been changed.
/// </summary>
/// <param name="profile">The profile to compare to</param>
/// <returns>True if any values has been changed, otherwise false</returns>
private bool AnyChanged(EqualizerProfile profile = null)
{
if (profile == null)
profile = SettingsManager.CurrentEqualizerProfile;
float[] levels = new float[]
{
(float)F32.Value / 10f,
(float)F64.Value / 10f,
(float)F125.Value / 10f,
(float)F250.Value / 10f,
(float)F500.Value / 10f,
(float)F1K.Value / 10f,
(float)F2K.Value / 10f,
(float)F4K.Value / 10f,
(float)F8K.Value / 10f,
(float)F16K.Value / 10f,
};
for (int i = 0; i < levels.Count(); i++)
{
float a = profile.Levels[i];
float b = levels[i];
if (Math.Round(a, 2) != Math.Round(b, 2)) return true;
}
return (Math.Round(profile.EchoLevel, 2) != Math.Round(Echo.Value, 2));
}
/// <summary>
/// Refreshes the effect on the currently active channel given an equalizer profile.
/// </summary>
/// <param name="profile">The equalizer profile to use (defaults to the current in SettingsManager)</param>
public static void RefreshFX(EqualizerProfile profile = null)
{
if (profile == null)
profile = SettingsManager.CurrentEqualizerProfile;
SetEcho(profile.EchoLevel);
for (int i = 0; i < profile.Levels.Count(); i++)
SetEQ(i, profile.Levels[i]);
}