Version 5.0 (23 October 2018 Released)
added capture audio from specific playback device.
added support unicode, now the audio device, audio input pin , playback device can display unicode.
added GetPlaybackDeviceCount method, Return the count of Playback Device.
added GetPlaybackDeviceName method, Return the name of specific Playback Device.
fixed when call Start method, display waveform window flicker issue.
fixed add audio pitch effect , cannot save to mp3 issue.
added PlaybackDevice property. capture the audio from specific playback device.
changed CaptureSpeaker property to CapturePlaybackdevice.
updated VB6, C# 2010, VB.NET, VC sample.
added C# 2015, VB.NET 2015 samples.
Version 4.0 (22 June 2012 Released)
fixed sync issue when display waveform.
added capture audio from speaker, your sound card does not need have Stereo Mix audio input pin. (For Window 7, Window 8 and vista only)
improved more stable on vb.net and c# application.
added CaptureSpeaker property.
added GetAudioDeviceCount, GetAudioDeviceName, GetAudioInputPinCount, GetAudioInputPinName, GetWMVProfileCount, GetWMVProfileName methods.
updated vb6, vb.net 2010 and c# 2010, vc , delphi samples.
added digital signed for ocx and exectuable of installer files.
added vb.net 2010 and c# 2010 samples , fixed samples cannot run on 64 bit OS issue.
Version 3.6 (14 December 2011 Released)
added Allow capture audio to sample grabber.
added SampleBufferMode property.
added SampleBuffer event.
added Sample grabber vb 6 sample, it show you how to received the each audio frame and save to wav file.
Version 3.5 (19 July 2011 Released)
added Allow display waveform with left, right channel.
added SetWaveWndOwner, SetWaveWndPopUp, SetWaveWndBgColor, SetWaveWndCaption, SetWaveWndColor, SetWaveWndDivisor, SetWaveWndOffset, SetWaveWndPos, SetWaveWndStyle, GetContainerWndHandle methods.
added ShowWaveForm property.
Version 3.0 (8 Dec 2008 Released)
rewrite mp3 ecnoder that support change sample rate, mono and stereo value.
added reset the system audio inputpin after end of recording.
added audio pitch function that allow change the audio pitch to male, female child voices.
added refresh audiopin after selected another audio device.
added adjust recording volume level.