xuning / livekitAndroidXuningTest

* Update libwebrtc to 137.7151.01

* update RTCConfiguration.copyFrom

* Added calling surfaceTextureHelper.stopListening() inside onCapturerStarted to prevent crush when switchCamera in LocalVideoTrack. Added videoProcessor param into Local
.restartTrack to keep videoProcessor when restart the track.

* changeset

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* Switch away from throwing exceptions internally where not needed to avoid crashes.

* changeset

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* Refactor and enable switching between cameras using physical id.

* Override cameraName

* Rename unused arguments in predicate

* Update documentation

* Add changeset

* Move camera lookup to CameraXSession

* Override isBackFacing and isFrontFacing

* update byte buddy to support java 21

* Refactor to fix unit tests

* Run spotlessApply

* Run spotlessApply on all plugins

* cleanup

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* Change isMicrophoneEnabled, isCameraEnabled, isScreenshareEnabled to FlowObservable variables

* Compile fixes

* spotless

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* Fix NPE in when streaming text

* spotless and changeset

* Support selecting physical camera

This commit adds support for selecting a specific physical camera when multiple physical cameras are available under a single logical camera. This is particularly relevant for devices with multi-camera systems.

* Return early

* Fix typo

* Add comment

* Fix comment

* Make function private

* add changeset

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* Update protocol submodule to v1.38.0

* Basic Preconnect audio buffer implementation

* Add Participant.State and related events

* prerecording full implementation

* Fix outgoing byte datastreams incorrectly padding data

* Add pre-connect audio for use with agents

* Unorder the lossy data channel

* Create blue-impalas-camp.md

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* save

* port js shaders

* save

* fix downsampler

* save - trying to get blur shader workging

* fix wrong height to downsample

* expose specific floats arguments for coordinate matrixes

* constant vertex shader

* properly set sizes for framebuffer to draw into

* working blur shader

* Rename DownSamplerShader to ResamplerShader

* save

* Virtual background and track-processors module

* Delete experimental files

* Clean up example

* Clean up documentation

* Delete unused file

* revert change to module.md

* cleanup documentation

* revert unwanted change

* changeset

* spotless

* spotless

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If the track has already been disposed, the associated MediaStreamTrack is also disposed, causing unpublishTrack to throw an IllegalStateException ("MediaStreamTrack has been disposed."). To prevent this issue, dispose of the defaultTracks only after the track has been unpublished.