private void buttonRemoveEnvelope_Click(object sender, EventArgs e)
{
BassMix.BASS_Mixer_ChannelSetEnvelope(_currentTrack.Channel, BASSMIXEnvelope.BASS_MIXER_ENV_VOL, null);
_WF.ClearAllVolumePoints();
_WF.DrawVolume = WaveForm.VOLUMEDRAWTYPE.None;
DrawWave();
}
private void buttonSetEnvelope_Click(object sender, EventArgs e)
{
if (_currentTrack.Channel != 0)
{
BASS_MIXER_NODE[] nodes =
{
new BASS_MIXER_NODE(Bass.BASS_ChannelSeconds2Bytes(_mixer, 10d), 1f),
new BASS_MIXER_NODE(Bass.BASS_ChannelSeconds2Bytes(_mixer, 13d), 0f),
new BASS_MIXER_NODE(Bass.BASS_ChannelSeconds2Bytes(_mixer, 17d), 0f),
new BASS_MIXER_NODE(Bass.BASS_ChannelSeconds2Bytes(_mixer, 20d), 1f)
};
BassMix.BASS_Mixer_ChannelSetEnvelope(_currentTrack.Channel, BASSMIXEnvelope.BASS_MIXER_ENV_VOL, nodes);
// already align the envelope position to the current playback position
// pause mixer
Bass.BASS_ChannelLock(_mixer, true);
long pos = BassMix.BASS_Mixer_ChannelGetPosition(_currentTrack.Channel);
// convert source pos to mixer pos
long envPos = Bass.BASS_ChannelSeconds2Bytes(_mixer, Bass.BASS_ChannelBytes2Seconds(_currentTrack.Channel, pos));
BassMix.BASS_Mixer_ChannelSetEnvelopePos(_currentTrack.Channel, BASSMIXEnvelope.BASS_MIXER_ENV_VOL, envPos);
// resume mixer
Bass.BASS_ChannelLock(_mixer, false);
// and show it in our waveform
_WF.DrawVolume = WaveForm.VOLUMEDRAWTYPE.Solid;
foreach (BASS_MIXER_NODE node in nodes)
{
_WF.AddVolumePoint(node.pos, node.val);
}
DrawWave();
}
}
public static void AdjustSampleVolume(int handle, int mixer, float value)
{
BASS_MIXER_NODE[] nodes =
{
new BASS_MIXER_NODE(0, value),
};
bool isVolGood = BassMix.BASS_Mixer_ChannelSetEnvelope(handle, BASSMIXEnvelope.BASS_MIXER_ENV_VOL, nodes);
}
private void setGain(int deck, float gain)
{
// annoying dsp code to write
// each node is like a (value,time) pair
BASS_MIXER_NODE[] nodes =
{
new BASS_MIXER_NODE(Bass.BASS_ChannelSeconds2Bytes(deck, 0d), gain),
};
BassMix.BASS_Mixer_ChannelSetEnvelope(deck, BASSMIXEnvelope.BASS_MIXER_ENV_VOL, nodes);
}
public bool DownmixMogg(string CON_file, string output, MoggSplitFormat format, string quality, bool doWii = false, double start = 0.0, double length = 0.0, double fadeIn = 0.0, double fadeOut = 0.0, double volume = 0.0, string stems = "allstems")
{
if (!ExtractDecryptMogg(CON_file, true))
{
return(false);
}
try
{
if (!InitBass())
{
return(false);
}
var BassStream = Bass.BASS_StreamCreateFile(Tools.GetOggStreamIntPtr(), 0, Tools.PlayingSongOggData.Length, BASSFlag.BASS_STREAM_DECODE);
var channel_info = Bass.BASS_ChannelGetInfo(BassStream);
var BassMixer = BassMix.BASS_Mixer_StreamCreate(doWii ? 22050 : channel_info.freq, 2, BASSFlag.BASS_MIXER_END | BASSFlag.BASS_STREAM_DECODE);
if (doWii)
{
BassMix.BASS_Mixer_StreamAddChannelEx(BassMixer, BassStream, BASSFlag.BASS_MIXER_MATRIX, 0, Bass.BASS_ChannelSeconds2Bytes(BassMixer, length));
var track_vol = (float)Utils.DBToLevel(Convert.ToDouble(volume), 1.0);
Bass.BASS_ChannelSetPosition(BassStream, Bass.BASS_ChannelSeconds2Bytes(BassStream, start));
BASS_MIXER_NODE[] nodes =
{
new BASS_MIXER_NODE(0, 0),
new BASS_MIXER_NODE(Bass.BASS_ChannelSeconds2Bytes(BassMixer, fadeIn), track_vol),
new BASS_MIXER_NODE(Bass.BASS_ChannelSeconds2Bytes(BassMixer, length - fadeOut),track_vol),
new BASS_MIXER_NODE(Bass.BASS_ChannelSeconds2Bytes(BassMixer, length), 0)
};
BassMix.BASS_Mixer_ChannelSetEnvelope(BassStream, BASSMIXEnvelope.BASS_MIXER_ENV_VOL, nodes, nodes.Count());
}
else
{
BassMix.BASS_Mixer_StreamAddChannel(BassMixer, BassStream, BASSFlag.BASS_MIXER_MATRIX);
}
var matrix = GetChannelMatrix(Parser.Songs[0], channel_info.chans, stems);
BassMix.BASS_Mixer_ChannelSetMatrix(BassStream, matrix);
var output_file = output;
if (string.IsNullOrWhiteSpace(output))
{
output_file = Path.GetDirectoryName(CON_file) + "\\" + Parser.Songs[0].InternalName + (format == MoggSplitFormat.WAV ? ".wav" : ".ogg");
}
if (format == MoggSplitFormat.OGG)
{
var cmd = "bin\\oggenc2.exe -q" + quality + " - -o\"" + output_file + "\"";
BassEnc.BASS_Encode_Start(BassMixer, cmd, BASSEncode.BASS_ENCODE_FP_24BIT | BASSEncode.BASS_ENCODE_AUTOFREE, null, IntPtr.Zero);
}
else
{
BassEnc.BASS_Encode_Start(BassMixer, output_file, BASSEncode.BASS_ENCODE_PCM | BASSEncode.BASS_ENCODE_AUTOFREE, null, IntPtr.Zero);
}
while (true)
{
var buffer = new byte[20000];
var c = Bass.BASS_ChannelGetData(BassMixer, buffer, buffer.Length);
if (c < 0)
{
break;
}
}
UnloadLibraries();
Tools.ReleaseStreamHandle();
return(File.Exists(output_file));
}
catch (Exception ex)
{
ErrorLog.Add("Error downmixing mogg file:");
ErrorLog.Add(ex.Message);
UnloadLibraries();
Tools.ReleaseStreamHandle();
return(false);
}
}
