From there you can set your system to play its audio out through the VB-Cable output and feed right back in to the VB-Cable input.

Once it’s installed you’ll see choices for VB-Cable in both your output and input devices list on your computer. The CopyFrom function copies sample data from the DMA buffer.ĭestination - Points to the destination buffer. It’s called VB-Cable Virtual Audio and you can find the download page by clicking here. STDMETHODIMP_(void) CMiniportWaveCyclicStream::CopyFrom( Configure up to 24 audio channels, a sample rate from 8000 Hz to 384000 Hz with a bit depth from 8 bit to. The technical limits are only restricted through the Operating System. LoopBeAudio is a virtual audio device to transfer audio between computer programs, digitally, without any quality loss. I expect valuable suggessions/codes about this code,also specify what is wrong with this code?Ĭode: //= A Virtual Audio Cable - An Audio Loopback Driver. The code is working but output have clicking and crakling sounds with music. Klein Tools VDV501-851 Cable Tester Kit with Scout Pro 3 for Ethernet / Data, Coax / Video and Phone Cables, 5 Locator Remotes 4.8 out of 5 stars 1,000 13 offers from 82. Here I'm writing the audio looping part of the code. I am going to make a Virtual Audio Loopback Cable/Pipeline(a Virtual Audio Device).MSVAD source code getting along with WDK only perform capture and save audio data which apears at the input port of the device, I don't know how to implement CopyTo and CopyFrom functions to make a VALC such that any audio apears at the input port of VALC (Virtual Audio Device) is available at the output port of VALC (similar to Virtual Audio Cable v4.13).Please help me to code CopyTo and CopyFrom functions? I got a source code of an Audio Loopback Driver whose functions similar/same to VALC.

Audio loopback cable