From a1d00e2d08efcb54899f403dee696a666b871e1d Mon Sep 17 00:00:00 2001
From: Fedor Indutny <79877362+indutny-signal@users.noreply.github.com>
Date: Wed, 18 Sep 2024 11:41:11 -0700
Subject: [PATCH] Desktop: Allow VideoSupport to accept a MediaStream

---
 src/node/ringrtc/VideoSupport.ts | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/src/node/ringrtc/VideoSupport.ts b/src/node/ringrtc/VideoSupport.ts
index 2ee1935c..d6ae6bc9 100644
--- a/src/node/ringrtc/VideoSupport.ts
+++ b/src/node/ringrtc/VideoSupport.ts
@@ -85,6 +85,7 @@ export class GumVideoCaptureOptions {
   maxFramerate = 30;
   preferredDeviceId?: string;
   screenShareSourceId?: string;
+  mediaStream?: MediaStream;
 }
 
 interface GumConstraints extends MediaStreamConstraints {
@@ -192,7 +193,14 @@ export class GumVideoCapturer {
     return cameras;
   }
 
-  private getUserMedia(options: GumVideoCaptureOptions): Promise<MediaStream> {
+  private async getUserMedia(
+    options: GumVideoCaptureOptions
+  ): Promise<MediaStream> {
+    // Return provided media stream
+    if (options.mediaStream) {
+      return options.mediaStream;
+    }
+
     const constraints: GumConstraints = {
       audio: false,
       video: {