From b73dc20bd5293bddeeba30c458508ee53dc75cc0 Mon Sep 17 00:00:00 2001
From: Pierre-Yves Nicolas <6371790+pynicolas@users.noreply.github.com>
Date: Tue, 3 Feb 2026 07:40:40 +0100
Subject: [PATCH] CameraScreen: avoid ghost quads when live analysis starts

---
 .../java/org/fairscan/app/ui/screens/camera/CameraScreen.kt | 4 ++++
 .../org/fairscan/app/ui/screens/camera/CameraViewModel.kt   | 6 ++++++
 2 files changed, 10 insertions(+)

diff --git a/app/src/main/java/org/fairscan/app/ui/screens/camera/CameraScreen.kt b/app/src/main/java/org/fairscan/app/ui/screens/camera/CameraScreen.kt
index 97557ee..8d90d82 100644
--- a/app/src/main/java/org/fairscan/app/ui/screens/camera/CameraScreen.kt
+++ b/app/src/main/java/org/fairscan/app/ui/screens/camera/CameraScreen.kt
@@ -152,6 +152,10 @@ fun CameraScreen(
         }
     }
 
+    LaunchedEffect(Unit) {
+        cameraViewModel.resetLiveAnalysis()
+    }
+
     val listState = rememberLazyListState()
     LaunchedEffect(document.pageCount()) {
         if (!document.isEmpty()) {
diff --git a/app/src/main/java/org/fairscan/app/ui/screens/camera/CameraViewModel.kt b/app/src/main/java/org/fairscan/app/ui/screens/camera/CameraViewModel.kt
index 6af0c2e..1a42fc9 100644
--- a/app/src/main/java/org/fairscan/app/ui/screens/camera/CameraViewModel.kt
+++ b/app/src/main/java/org/fairscan/app/ui/screens/camera/CameraViewModel.kt
@@ -89,8 +89,14 @@ class CameraViewModel(appContainer: AppContainer): ViewModel() {
         }
     }
 
+    fun resetLiveAnalysis() {
+        quadStabilizer = QuadStabilizer()
+        _liveAnalysisState.value = LiveAnalysisState()
+    }
+
     fun onCapturePressed(frozenImage: Bitmap) {
         _captureState.value = CaptureState.Capturing(frozenImage)
+        resetLiveAnalysis()
     }
 
     private fun onCaptureProcessed(captured: CapturedPage?) {