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(); } }
/// <summary> /// Removes and audio stream from a mixer. /// </summary> /// <param name="audioStream">The audio stream.</param> /// <param name="mixerChannel">The mixer channel.</param> public static void RemoveFromMixer(AudioStream audioStream, MixerChannel mixerChannel) { if (audioStream == null || !audioStream.IsAudioLoaded()) { return; } //throw new Exception("Audio file null or not audio not loaded"); if (mixerChannel.ChannelId == int.MinValue) { throw new Exception("Mixer channel not initialized"); } //lock (Lock) { // DebugHelper.WriteLine($"RemoveFromMixer {audioStream.Description} {audioStream.Channel}..."); BassMix.BASS_Mixer_ChannelPause(audioStream.ChannelId); Bass.BASS_ChannelLock(mixerChannel.ChannelId, true); foreach (var channel in audioStream.ChannelIds) { BassMix.BASS_Mixer_ChannelRemove(channel); } Bass.BASS_ChannelLock(mixerChannel.ChannelId, false); // DebugHelper.WriteLine("done"); if (audioStream.MixerChannelId == mixerChannel.ChannelId) { audioStream.MixerChannelId = int.MinValue; } } }
private void SetEnvelopePos(int source, long newPos) { // pause mixer Bass.BASS_ChannelLock(_mixer, true); BassMix.BASS_Mixer_ChannelSetPosition(source, newPos); // convert source pos to mixer pos long envPos = Bass.BASS_ChannelSeconds2Bytes(_mixer, Bass.BASS_ChannelBytes2Seconds(source, newPos)); BassMix.BASS_Mixer_ChannelSetEnvelopePos(source, BASSMIXEnvelope.BASS_MIXER_ENV_VOL, envPos); // resume mixer Bass.BASS_ChannelLock(_mixer, false); }
public void ReSync() { if (!base.IsAssigned) { return; } if (this._isOutputBuffered && this.TargetMixerStream != 0 && this.SourceMixerStream != 0) { Bass.BASS_ChannelLock(this.SourceMixerStream, true); int num = Bass.BASS_ChannelGetData(this.TargetMixerStream, IntPtr.Zero, 0); if (num > 0) { num = (int)Bass.BASS_ChannelSeconds2Bytes(this._streamCopy, Bass.BASS_ChannelBytes2Seconds(this.TargetMixerStream, (long)num)); if (!this._isSourceMixerNonstop && this._isTargetMixerNonstop) { this._streamCopyDelay = num; BassMix.BASS_Mixer_ChannelSetPosition(this._streamCopy, 0L); } else if (!this._isTargetMixerNonstop) { int num2 = Bass.BASS_ChannelGetData(this.SourceMixerStream, IntPtr.Zero, 0); num2 = (int)Bass.BASS_ChannelSeconds2Bytes(this._streamCopy, Bass.BASS_ChannelBytes2Seconds(this.SourceMixerStream, (long)num2)); if (num2 > num) { byte[] buffer = new byte[num2 - num]; Bass.BASS_StreamPutData(this._streamCopy, buffer, num2 - num); } } } else if (this._isSourceMixerNonstop) { int num3 = Bass.BASS_ChannelGetData(this.SourceMixerStream, IntPtr.Zero, 0); num3 = (int)Bass.BASS_ChannelSeconds2Bytes(this._streamCopy, Bass.BASS_ChannelBytes2Seconds(this.SourceMixerStream, (long)num3)); int num4 = (int)Bass.BASS_ChannelSeconds2Bytes(this._streamCopy, (double)this._outputLatency / 1000.0); if (num3 > num4) { BassMix.BASS_Mixer_ChannelSetPosition(this._streamCopy, 0L); byte[] buffer2 = new byte[num3 - num4]; Bass.BASS_StreamPutData(this._streamCopy, buffer2, num3 - num4); } } if (this._isTargetMixerImmediate && !this._isTargetMixerNonstop) { Bass.BASS_ChannelUpdate(this.TargetMixerStream, 0); } Bass.BASS_ChannelLock(this.SourceMixerStream, false); } }
public override void OnStarted() { int num = Bass.BASS_GetDevice(); if (num != this._streamCopyDevice) { Bass.BASS_SetDevice(this._streamCopyDevice); } if (base.ChannelBitwidth == 32) { this._streamCopyFlags &= ~BASSFlag.BASS_SAMPLE_8BITS; this._streamCopyFlags |= BASSFlag.BASS_SAMPLE_FLOAT; } else if (base.ChannelBitwidth == 8) { this._streamCopyFlags &= ~BASSFlag.BASS_SAMPLE_FLOAT; this._streamCopyFlags |= BASSFlag.BASS_SAMPLE_8BITS; } else { this._streamCopyFlags &= ~BASSFlag.BASS_SAMPLE_FLOAT; this._streamCopyFlags &= ~BASSFlag.BASS_SAMPLE_8BITS; } int num2 = Bass.BASS_StreamCreatePush(base.ChannelSampleRate, base.ChannelNumChans, this._streamCopyFlags, IntPtr.Zero); this._streamCopyDelay = 0; if (this.SourceMixerStream == 0) { Bass.BASS_ChannelLock(base.ChannelHandle, true); } else { Bass.BASS_ChannelLock(this.SourceMixerStream, true); } if (this._isOutputBuffered) { if (this.SourceMixerStream != 0) { if (this.TargetMixerStream != 0) { if (base.ChannelInfo.IsDecodingChannel && (BassMix.BASS_Mixer_ChannelFlags(base.ChannelHandle, BASSFlag.BASS_RECORD_ECHOCANCEL, BASSFlag.BASS_DEFAULT) & BASSFlag.BASS_RECORD_ECHOCANCEL) != BASSFlag.BASS_DEFAULT) { int num3 = BassMix.BASS_Mixer_ChannelGetData(base.ChannelHandle, IntPtr.Zero, 0); int num4 = Bass.BASS_ChannelGetData(this.TargetMixerStream, IntPtr.Zero, 0); num4 = (int)Bass.BASS_ChannelSeconds2Bytes(num2, Bass.BASS_ChannelBytes2Seconds(this.TargetMixerStream, (long)num4)); if (num4 > 0) { num3 -= num4; } if (num3 > 0) { int num5 = (int)Bass.BASS_ChannelSeconds2Bytes(num2, (double)this._outputLatency / 1000.0); if (num4 > 0) { num5 = 0; } byte[] array = new byte[num3]; num3 = BassMix.BASS_Mixer_ChannelGetData(base.ChannelHandle, array, num3); if (num3 > num5) { if (num5 > 0) { Array.Copy(array, num5, array, 0, num3 - num5); } Bass.BASS_StreamPutData(num2, array, num3 - num5); } } } else { int num6 = Bass.BASS_ChannelGetData(this.SourceMixerStream, IntPtr.Zero, 0); num6 = (int)Bass.BASS_ChannelSeconds2Bytes(num2, Bass.BASS_ChannelBytes2Seconds(this.SourceMixerStream, (long)num6)); int num7 = Bass.BASS_ChannelGetData(this.TargetMixerStream, IntPtr.Zero, 0); num7 = (int)Bass.BASS_ChannelSeconds2Bytes(num2, Bass.BASS_ChannelBytes2Seconds(this.TargetMixerStream, (long)num7)); num6 -= num7; if (num6 > 0) { int num8 = (int)Bass.BASS_ChannelSeconds2Bytes(num2, (double)this._outputLatency / 1000.0); if (num7 > 0) { num8 = 0; } byte[] array2 = new byte[num6]; if (!base.ChannelInfo.IsDecodingChannel) { num6 = Bass.BASS_ChannelGetData(this.SourceMixerStream, array2, num6); num6 = (int)Bass.BASS_ChannelSeconds2Bytes(num2, Bass.BASS_ChannelBytes2Seconds(this.SourceMixerStream, (long)num6)); } if (num6 > num8) { if (num8 > 0) { Array.Copy(array2, num8, array2, 0, num6 - num8); } Bass.BASS_StreamPutData(num2, array2, num6 - num8); } } } } else if (base.ChannelInfo.IsDecodingChannel && (BassMix.BASS_Mixer_ChannelFlags(base.ChannelHandle, BASSFlag.BASS_RECORD_ECHOCANCEL, BASSFlag.BASS_DEFAULT) & BASSFlag.BASS_RECORD_ECHOCANCEL) != BASSFlag.BASS_DEFAULT) { int num9 = BassMix.BASS_Mixer_ChannelGetData(base.ChannelHandle, IntPtr.Zero, 0); if (num9 > 0) { int num10 = (int)Bass.BASS_ChannelSeconds2Bytes(num2, (double)this._outputLatency / 1000.0); byte[] array3 = new byte[num9]; num9 = BassMix.BASS_Mixer_ChannelGetData(base.ChannelHandle, array3, num9); if (num9 > num10) { if (num10 > 0) { Array.Copy(array3, num10, array3, 0, num9 - num10); } Bass.BASS_StreamPutData(num2, array3, num9 - num10); } } } else { int num11 = Bass.BASS_ChannelGetData(this.SourceMixerStream, IntPtr.Zero, 0); num11 = (int)Bass.BASS_ChannelSeconds2Bytes(num2, Bass.BASS_ChannelBytes2Seconds(this.SourceMixerStream, (long)num11)); if (num11 > 0) { int num12 = (int)Bass.BASS_ChannelSeconds2Bytes(num2, (double)this._outputLatency / 1000.0); byte[] array4 = new byte[num11]; if (!base.ChannelInfo.IsDecodingChannel) { num11 = Bass.BASS_ChannelGetData(this.SourceMixerStream, array4, num11); num11 = (int)Bass.BASS_ChannelSeconds2Bytes(num2, Bass.BASS_ChannelBytes2Seconds(this.SourceMixerStream, (long)num11)); } if (num11 > num12) { if (num12 > 0) { Array.Copy(array4, num12, array4, 0, num11 - num12); } Bass.BASS_StreamPutData(num2, array4, num11 - num12); } } } } else if (!base.ChannelInfo.IsDecodingChannel) { int num13 = (int)Bass.BASS_ChannelSeconds2Bytes(num2, (double)this._outputLatency / 1000.0); int num14 = Bass.BASS_ChannelGetData(base.ChannelHandle, IntPtr.Zero, 0); byte[] array5 = new byte[num14]; num14 = Bass.BASS_ChannelGetData(base.ChannelHandle, array5, num14); if (num14 > num13) { if (num13 > 0) { Array.Copy(array5, num13, array5, 0, num14 - num13); } Bass.BASS_StreamPutData(num2, array5, num14 - num13); } } } this._streamCopy = num2; if (this.TargetMixerStream != 0 && (this._streamCopyFlags & BASSFlag.BASS_STREAM_DECODE) != BASSFlag.BASS_DEFAULT) { BassMix.BASS_Mixer_StreamAddChannel(this.TargetMixerStream, this._streamCopy, ((BassMix.BASS_Mixer_ChannelFlags(base.ChannelHandle, BASSFlag.BASS_RECORD_ECHOCANCEL, BASSFlag.BASS_DEFAULT) & BASSFlag.BASS_RECORD_ECHOCANCEL) != BASSFlag.BASS_DEFAULT) ? BASSFlag.BASS_RECORD_ECHOCANCEL : BASSFlag.BASS_DEFAULT); if (!this._isTargetMixerImmediate && !this._isTargetMixerNonstop) { Bass.BASS_ChannelUpdate(this.TargetMixerStream, 0); } } if ((!base.ChannelInfo.IsDecodingChannel || this.SourceMixerStream != 0) && Bass.BASS_ChannelIsActive(base.ChannelHandle) == BASSActive.BASS_ACTIVE_PLAYING) { Bass.BASS_ChannelPlay(this._streamCopy, false); } if (this.SourceMixerStream == 0) { Bass.BASS_ChannelLock(base.ChannelHandle, false); } else { Bass.BASS_ChannelLock(this.SourceMixerStream, false); } if (!base.ChannelInfo.IsDecodingChannel) { Bass.BASS_ChannelSetLink(base.ChannelHandle, this._streamCopy); } Bass.BASS_SetDevice(num); }
public override void OnBypassChanged() { if (base.IsBypassed) { if (this._isOutputBuffered && !base.ChannelInfo.IsDecodingChannel) { Bass.BASS_ChannelPause(this._streamCopy); Bass.BASS_ChannelSetPosition(this._streamCopy, 0L); return; } } else { int streamCopy = this._streamCopy; this._streamCopy = 0; if (this.SourceMixerStream == 0) { Bass.BASS_ChannelLock(base.ChannelHandle, true); } else { Bass.BASS_ChannelLock(this.SourceMixerStream, true); } if (this._isOutputBuffered) { if (this.SourceMixerStream != 0) { if (this.TargetMixerStream != 0) { if (base.ChannelInfo.IsDecodingChannel && (BassMix.BASS_Mixer_ChannelFlags(base.ChannelHandle, BASSFlag.BASS_RECORD_ECHOCANCEL, BASSFlag.BASS_DEFAULT) & BASSFlag.BASS_RECORD_ECHOCANCEL) != BASSFlag.BASS_DEFAULT) { int num = BassMix.BASS_Mixer_ChannelGetData(base.ChannelHandle, IntPtr.Zero, 0); int num2 = Bass.BASS_ChannelGetData(this.TargetMixerStream, IntPtr.Zero, 0); num2 = (int)Bass.BASS_ChannelSeconds2Bytes(streamCopy, Bass.BASS_ChannelBytes2Seconds(this.TargetMixerStream, (long)num2)); if (num2 > 0) { num -= num2; } if (num > 0) { int num3 = (int)Bass.BASS_ChannelSeconds2Bytes(streamCopy, (double)this._outputLatency / 1000.0); if (num2 > 0) { num3 = 0; } byte[] array = new byte[num]; num = BassMix.BASS_Mixer_ChannelGetData(base.ChannelHandle, array, num); if (num > num3) { if (num3 > 0) { Array.Copy(array, num3, array, 0, num - num3); } Bass.BASS_StreamPutData(streamCopy, array, num - num3); } } } else { int num4 = Bass.BASS_ChannelGetData(this.SourceMixerStream, IntPtr.Zero, 0); num4 = (int)Bass.BASS_ChannelSeconds2Bytes(streamCopy, Bass.BASS_ChannelBytes2Seconds(this.SourceMixerStream, (long)num4)); int num5 = Bass.BASS_ChannelGetData(this.TargetMixerStream, IntPtr.Zero, 0); num5 = (int)Bass.BASS_ChannelSeconds2Bytes(streamCopy, Bass.BASS_ChannelBytes2Seconds(this.TargetMixerStream, (long)num5)); num4 -= num5; if (num4 > 0) { int num6 = (int)Bass.BASS_ChannelSeconds2Bytes(streamCopy, (double)this._outputLatency / 1000.0); if (num5 > 0) { num6 = 0; } byte[] array2 = new byte[num4]; if (!base.ChannelInfo.IsDecodingChannel) { num4 = Bass.BASS_ChannelGetData(this.SourceMixerStream, array2, num4); num4 = (int)Bass.BASS_ChannelSeconds2Bytes(streamCopy, Bass.BASS_ChannelBytes2Seconds(this.SourceMixerStream, (long)num4)); } if (num4 > num6) { if (num6 > 0) { Array.Copy(array2, num6, array2, 0, num4 - num6); } Bass.BASS_StreamPutData(streamCopy, array2, num4 - num6); } } } } else if (base.ChannelInfo.IsDecodingChannel && (BassMix.BASS_Mixer_ChannelFlags(base.ChannelHandle, BASSFlag.BASS_RECORD_ECHOCANCEL, BASSFlag.BASS_DEFAULT) & BASSFlag.BASS_RECORD_ECHOCANCEL) != BASSFlag.BASS_DEFAULT) { int num7 = BassMix.BASS_Mixer_ChannelGetData(base.ChannelHandle, IntPtr.Zero, 0); if (num7 > 0) { int num8 = (int)Bass.BASS_ChannelSeconds2Bytes(streamCopy, (double)this._outputLatency / 1000.0); byte[] array3 = new byte[num7]; num7 = BassMix.BASS_Mixer_ChannelGetData(base.ChannelHandle, array3, num7); if (num7 > num8) { if (num8 > 0) { Array.Copy(array3, num8, array3, 0, num7 - num8); } Bass.BASS_StreamPutData(streamCopy, array3, num7 - num8); } } } else { int num9 = Bass.BASS_ChannelGetData(this.SourceMixerStream, IntPtr.Zero, 0); num9 = (int)Bass.BASS_ChannelSeconds2Bytes(streamCopy, Bass.BASS_ChannelBytes2Seconds(this.SourceMixerStream, (long)num9)); if (num9 > 0) { int num10 = (int)Bass.BASS_ChannelSeconds2Bytes(streamCopy, (double)this._outputLatency / 1000.0); byte[] array4 = new byte[num9]; if (!base.ChannelInfo.IsDecodingChannel) { num9 = Bass.BASS_ChannelGetData(this.SourceMixerStream, array4, num9); num9 = (int)Bass.BASS_ChannelSeconds2Bytes(streamCopy, Bass.BASS_ChannelBytes2Seconds(this.SourceMixerStream, (long)num9)); } if (num9 > num10) { if (num10 > 0) { Array.Copy(array4, num10, array4, 0, num9 - num10); } Bass.BASS_StreamPutData(streamCopy, array4, num9 - num10); } } } } else if (!base.ChannelInfo.IsDecodingChannel) { int num11 = (int)Bass.BASS_ChannelSeconds2Bytes(streamCopy, (double)this._outputLatency / 1000.0); int num12 = Bass.BASS_ChannelGetData(base.ChannelHandle, IntPtr.Zero, 0); byte[] array5 = new byte[num12]; num12 = Bass.BASS_ChannelGetData(base.ChannelHandle, array5, num12); if (num12 > num11) { if (num11 > 0) { Array.Copy(array5, num11, array5, 0, num12 - num11); } Bass.BASS_StreamPutData(streamCopy, array5, num12 - num11); } } } this._streamCopy = streamCopy; if (this.TargetMixerStream != 0 && !this._isTargetMixerImmediate && !this._isTargetMixerNonstop) { Bass.BASS_ChannelUpdate(this.TargetMixerStream, 0); } if ((!base.ChannelInfo.IsDecodingChannel || this.SourceMixerStream != 0) && Bass.BASS_ChannelIsActive(base.ChannelHandle) == BASSActive.BASS_ACTIVE_PLAYING) { Bass.BASS_ChannelPlay(this._streamCopy, false); } if (this.SourceMixerStream == 0) { Bass.BASS_ChannelLock(base.ChannelHandle, false); return; } Bass.BASS_ChannelLock(this.SourceMixerStream, false); } }