Save that as a wav file and use it as input to the PulseEffects Convolver. Select your laptop speakers as output, making sure all Dolby Advanced Audio effects are enabled.The smartphone There are also built-in front-facing stereo speakers with Dolby audio.
Play an impulse audio file (you might need to do this twice, Audacity often doesn't pick up the first impulse.Zoom in and select the area around the recorded impulse (see screenshot below).įree BE-LUX shipping for orders over 150 Microsoft Surface Pro.Export the selection as a WAV file and change the extension to irs.Import this irs file into the Convolver.Īudacity isn't required, presumably any software capable of recording from the output device will be fine.To avoid any changes introduced by sample rate conversion, set the sample rate of the output and input devices in Windows to be the same. When recording, in Step 5, Audacity would not record unless audio was playing. Just start recording, play the impulse and if you don't see it in the recording output as a single spike, play it again. The screenshot is quite heavily zoomed in so that you can see the area where there is data. Looking for audio drivers for Dolby Home Theater® v4, Dolby Advanced Audio v2, Windows® 8, or Windows 10 You can find them by visiting the support section of your PC or tablet manufacturers website. When selecting what to export, try to make sure the selection is roughly centered around the central peak. Every manufacturers computer or tablet model is custom-tuned to deliver an optimized audio experience for the device. It doesn't have to be perfect.Īs a useful check to make sure what you are recording has been processed by Dolby Advanced Audio, you can disable all effects on the output device in Windows and record the impulse a second time. #DOLBY AUDIO X2 WINDOWS API SDK DRIVERS#.#DOLBY AUDIO X2 WINDOWS API SDK INSTALL#.#DOLBY AUDIO X2 WINDOWS API SDK HOW TO#.
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