OBS Studio 32.1.0 Beta 1

32.1 New Features
-----------------

* Added new Audio Mixer [Warchamp7]
* Added new Add Source dialog [Warchamp7]
* Added WebRTC Simulcast Support [Sean-Der]
* Added missing undo/redo actions for scene items [cg2121]
  + Scale filtering, blending mode, blending method, deinterlacing mode and deinterlacing field order

32.1 Changes
------------

* Removed "Source" from source names [Warchamp7]
* Updated the Edit Transform dialog [Warchamp7]
* Changed copying a scene item to copy all properties [cg2121/Warchamp7]
* Disabled dock animations [Warchamp7]
* Moved transition preview button to button box [exeldro]
* Rearranged default dock positions [Warchamp7]
* Increased media source playback slider update rate [Warchamp7]
* Enabled palette for Light theme audio mixer [Warchamp7]
* Changed default bitrates to 6000 kbps [mihawk90]

32.1 Bug Fixes
--------------

* Fixed an issue where projector resolutions had decimals [Warchamp7]
* Fixed sync of Preview/Program size and positioning [Warchamp7]
* Refactored OBSBasic::Save to only save frontend canvas scenes/groups [dsaedtler]
* Fixed NAL type for HEVC caption/BPM SEIs [dsaedtler]
* Fixed an issue where video scaling could be incorrect in multivideo encoder scenarios [dsaedtler]
* Fixed an issue with chapter markers having incorrect time when using file splitting [garyholmes]
* Fixed an issue where some recordings could have black thumbnails [derrod]
* Fixed an issue where the NVIDIA Blur and Background Blur could have banding or look splotchy [pkviet]
* Fixed an issue where macOS Screen Capture would select an item for capture by default [jcm93]
* Fixed an issue with PipeWire when capturing a device that does not require a framerate [tytan652]