How to make a VR app that supports spatial audio by using InstaVR?
What is Spatial Audio?
Spatial audio allows end-user to hear different sound based on looking direction in VR space.
- Spatial audio enhance immersive experience in VR space.
- Spatial audio is used for VR story telling. You can let user in VR space know something happen in outside of view by using spatial audio.
You can make VR app that can play spatial audio that sync with 360 video perfectly by using InstaVR’s spatial audio feature.
This spatial audio feature can be used with both 360 image and video.
How to use Spatial Audio
1. Exported .TBE file by usingFacebook 360 Spatial Workstation Tool.
2. Open InstaVR
3. Select one of the VR scene.
4. Find “Spatial Audio (.tbe: FB360)” and click + button to open file dialog.
5. Drag and drop .TBE file to file dialog to upload to InstaVR
6. Select uploaded .TBE file.
Spatial audio (.tbe) can be played on iOS, Android, Gear VR and HTC Vive.
Spatial audio (.tbe) can not be played in Web.
Preparing Spatial Audio
360 .mp4 file and .tbe spatial audio file must be synced perfectly.
You can test sync in VR space by using Video Player included in FB360 Spatial Workstation tool kit.
Step to preview
1. Double click “FB360 Spatial Workstation > Video Player > Video Player.app”. Following dialog will open.
2. Drag-and-drop .mp4 file to VIDEO section
3. Drag-and-drop .tbe file to .TBE section
4. Press “Open”. 1-3 seconds later another “Video Client” window will open.
5. “Play” button is revealed with mouse over around top area.
6. Click “Play” button and check sync between video and spatial audio.
(* Latest Video Player might crash in some cases. Try FB360 Spatial Workstation toolkit v1.3)
Can not prepare .tbe file
Please use 8 Channel Spatial Workstation format to generate .tbs file.