From c21b0cd14501c2ad22de661d6bc469d2e1642634 Mon Sep 17 00:00:00 2001
From: Alex Hart <alex@signal.org>
Date: Thu, 4 Aug 2022 11:02:28 -0300
Subject: [PATCH] Fix camera initialization error for disabled hardware.

---
 .../thoughtcrime/securesms/mediasend/CameraXFragment.java   | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/app/src/main/java/org/thoughtcrime/securesms/mediasend/CameraXFragment.java b/app/src/main/java/org/thoughtcrime/securesms/mediasend/CameraXFragment.java
index afba2fe57c..861a4cd146 100644
--- a/app/src/main/java/org/thoughtcrime/securesms/mediasend/CameraXFragment.java
+++ b/app/src/main/java/org/thoughtcrime/securesms/mediasend/CameraXFragment.java
@@ -29,7 +29,6 @@ import androidx.camera.core.CameraSelector;
 import androidx.camera.core.ImageCapture;
 import androidx.camera.core.ImageCaptureException;
 import androidx.camera.core.ImageProxy;
-import androidx.camera.lifecycle.ProcessCameraProvider;
 import androidx.camera.view.CameraController;
 import androidx.camera.view.LifecycleCameraController;
 import androidx.camera.view.PreviewView;
@@ -315,9 +314,8 @@ public class CameraXFragment extends LoggingFragment implements CameraFragment {
 
     previewView.setScaleType(PreviewView.ScaleType.FILL_CENTER);
 
-    ProcessCameraProvider.getInstance(requireContext())
-                         .addListener(() -> initializeFlipButton(flipButton, flashButton),
-                                            Executors.mainThreadExecutor());
+    cameraController.getInitializationFuture()
+                    .addListener(() -> initializeFlipButton(flipButton, flashButton), Executors.mainThreadExecutor());
 
     flashButton.setAutoFlashEnabled(cameraController.getImageCaptureFlashMode() >= ImageCapture.FLASH_MODE_AUTO);
     flashButton.setFlash(cameraController.getImageCaptureFlashMode());