From d9ab84057035b38b264b423bb1cedc417eb5a317 Mon Sep 17 00:00:00 2001
From: Sylvain Berfini <sylvain.berfini@belledonne-communications.com>
Date: Tue, 14 Oct 2025 14:23:41 +0200
Subject: [PATCH] Prevent black screen when trying to scan a QR code in
 assistant right after granting the app the CAMERA permission (on some
 devices)

---
 .../org/linphone/ui/assistant/viewmodel/QrCodeViewModel.kt    | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/app/src/main/java/org/linphone/ui/assistant/viewmodel/QrCodeViewModel.kt b/app/src/main/java/org/linphone/ui/assistant/viewmodel/QrCodeViewModel.kt
index de9cd4f8f..6f986194e 100644
--- a/app/src/main/java/org/linphone/ui/assistant/viewmodel/QrCodeViewModel.kt
+++ b/app/src/main/java/org/linphone/ui/assistant/viewmodel/QrCodeViewModel.kt
@@ -118,6 +118,10 @@ class QrCodeViewModel
     @UiThread
     fun setBackCamera() {
         coreContext.postOnCoreThread { core ->
+            // Just in case, on some devices such as Xiaomi Redmi Note 5
+            // this is required right after granting the CAMERA permission
+            core.reloadVideoDevices()
+
             for (camera in core.videoDevicesList) {
                 if (camera.contains("Back")) {
                     Log.i("$TAG Found back facing camera [$camera], using it")