Voice-Over SDK ActiveX for VB6, VB.NET, C#, VFP, Delphi, MS Access | Karaoke Mixer SDK ActiveX
Karaoke Mixer SDK ActiveX

Karaoke Mixer SDK ActiveX 5.0

Platform : Windows 10, Windows 8, Vista, Windows 7, XP

For Windows Developers who need to Voice-Over record a voice over for your audio files and display audio waveforms for VB.NET, C#, VB6, Delphi, vfp, MS Access, VC .

Key Features

  • Voice-Overs, record a voice over for your audio files (WAV, MP3 file).
  • Display waveform from microphone and Display waveform from background audio file when when Voice-Overs. 
  • Enable/Disable Continue Recording when Voice-Overs, the background audio files has come to an end. 
  • Capture audio from selected audio device.
  • Capture audio to Wave, WMA, MP3 file format.
  • Capture audio from selected audio input pin. for example, online streaming audio, radio, audio players (e.g. Media Player, WinAmp, Real Player ), Line In , Microphone, Stereo Mix, Mono Mix, Aux, Video, CD Audio, Phone Line.
  • display waveforms of playback and recorded sound, attempting to follow the original sound played (like a karaoke). 
  • user can record sound via the microphone
  • Support Playback wav, mp3, mpg, avi file and display waveform graph.
  • Allow display waveform with left, right channel.
  • Customizable the waveform allow you to change the background color, left/right channel\'s waveform color, offset, divisor of waveform.
  • Allow display floating popup waveform window or child style of waveform window.
  • Support multiple audio devices and mixer lines.
  • Adjust volume level for mixer line.
  • Change the audio pitch to male, female child voices.
  • Pause or Resume when recording.
  • Include C# 2019, C# 2010, VB.NET 2019, VB.NET 2010, VB6, VC Sample source code.
  • Royalty free distribution of the OCX file.
  • Compatible with any programming language that supports ActiveX (Access, Visual C , Visual Basic , Visual Foxpro, Delphi, .Net, etc.)


Sample Screenshot

Pricing & Purchase

Single Developer license EUR 224
Site Wide license EUR 799
Team Developer license EUR 560
Single Server license EUR 320

What's New

Version 5.0 (7 March 2023)

  • fixed the high-low distribution of waveform is distorted issue.
  • updated MixerSetVolume method. now increments value support 0.0, 0.5, 0.10, 0.15, 0.2, 0.25, 0.3, 0.35, 0.4, 0.45, 0.5, 0.55, 0.6, 0.65, 0.7, 0.75,0.8, 0.85,0.9, 0.95, 1.0 .
  • updated VB6 , C# 2010 , VB.NET 2010, C#2019, VB.NET 2019 KarokeMixer samples.  
  • Version 4.0 (13 May 2020)

  • when performing a voice-overs recording, change the volume of microphone or background audio file, the waveform do not respond to changes in volume.
  • fixed waveform windows and background waveform windows flashing issue when call Start and PBLoadAudioFile methods.
  •  added UseDecoderFilter property, DecoderAdd2BlackList , DecoderClearBlackList methods. It can solved the user installed codec pack,  it does not work properly which prevents playback audio file.
  •  added ContinueRecording property. Enable/Disable Continue Recording when Voice-Overs, the background audio files has come to an end.
  • added DeviceChange event, this event will occurs when insert or remove USB device.
  • added OnBgRecording event, this event will occurs when the voice-over recording.
  • added OnBgRecordingCompleted event, this event will occurs when the voice-over recording, and the background audio file has come to an end.
  •  updated VB6, C#2010, samples.
  • added VB.NET 2019, VB.NET 2010, C# 2019 samples.

    Version 3.0 (28 June 2016)

  • added support on Windows 10.
  • added display background audio waveform.
  • added when recording both voice and audio, the voice to continue recording after the audio (MP3, WAV) has stopped. In old version if the audio has stopped, the voice cannot continue recording. 
  • added C# 2015 samples.
  • added SetBgAudioWaveWndOwner, SetBgAudioWaveWndBgColor,  SetBgAudioWaveWndBgColor , SetBgAudioWaveWndPopUp, SetBgAudioWaveWndCaption, SetBgAudioWaveWndStyle, SetBgAudioWaveWndDivisor, SetBgAudioWaveWndOffset, SetBgAudioWaveWndDelay, PBSetWaveWndDelay methods.
  • added ShowBgAudioWaveForm property. 

  • Version 2.5 (23 April 2014)

  • fixed mixing mp3 audio file issue in windows 7 or windows 8.
  • added support on windows 8.
  • added delphi sample.
  • updated samples.
  • Version 2.0 (19 February 2012)

  • improved live audio mixing feature, now the output wave or mp3 file more accurate.
  • added allow delay background music or microphone time.
  • added allow input any media files when you call MixerLoadBgAudio method if your computer installed specific codec.
  • added MixerAddDelay method.

  • Version 1.5 (24 March 2009)

  • added PBHideWaveWnd methods.
  • updated allow call audio capture and playback window in same form.


    Online Documentation

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