From e6a1285e0ad8c653454acb28c2417d8cd0b6990a Mon Sep 17 00:00:00 2001
From: Hardcore Sushi <hardcore.sushi@disroot.org>
Date: Sat, 16 Apr 2022 13:58:58 +0200
Subject: [PATCH] Fix camera output rotation

---
 .../sushi/hardcore/droidfs/CameraActivity.kt  | 25 ++++++++++---------
 .../droidfs/SensorOrientationListener.kt      | 13 +++++-----
 2 files changed, 20 insertions(+), 18 deletions(-)

diff --git a/app/src/main/java/sushi/hardcore/droidfs/CameraActivity.kt b/app/src/main/java/sushi/hardcore/droidfs/CameraActivity.kt
index e646c2b..77e83a0 100644
--- a/app/src/main/java/sushi/hardcore/droidfs/CameraActivity.kt
+++ b/app/src/main/java/sushi/hardcore/droidfs/CameraActivity.kt
@@ -10,9 +10,7 @@ import android.os.Build
 import android.os.Bundle
 import android.text.InputType
 import android.util.Size
-import android.view.MotionEvent
-import android.view.ScaleGestureDetector
-import android.view.View
+import android.view.*
 import android.view.animation.Animation
 import android.view.animation.LinearInterpolator
 import android.view.animation.RotateAnimation
@@ -511,21 +509,24 @@ class CameraActivity : BaseActivity(), SensorOrientationListener.Listener {
     }
 
     override fun onOrientationChange(newOrientation: Int) {
-        val reversedOrientation = when (newOrientation){
-            90 -> 270
-            270 -> 90
-            else -> newOrientation
-        }.toFloat()
+        val realOrientation = when (newOrientation) {
+            Surface.ROTATION_0 -> 0f
+            Surface.ROTATION_90 -> 90f
+            Surface.ROTATION_180 -> 180f
+            else -> 270f
+        }
         val rotateAnimation = RotateAnimation(previousOrientation, when {
-            reversedOrientation - previousOrientation > 180 -> reversedOrientation - 360
-            reversedOrientation - previousOrientation < -180 -> reversedOrientation + 360
-            else -> reversedOrientation
+            realOrientation - previousOrientation > 180 -> realOrientation - 360
+            realOrientation - previousOrientation < -180 -> realOrientation + 360
+            else -> realOrientation
         }, Animation.RELATIVE_TO_SELF, 0.5f, Animation.RELATIVE_TO_SELF, 0.5f)
         rotateAnimation.duration = 300
         rotateAnimation.interpolator = LinearInterpolator()
         rotateAnimation.fillAfter = true
         orientedIcons.map { it.startAnimation(rotateAnimation) }
-        previousOrientation = reversedOrientation
+        previousOrientation = realOrientation
+        imageCapture?.targetRotation = newOrientation
+        videoCapture?.setTargetRotation(newOrientation)
     }
 }
 
diff --git a/app/src/main/java/sushi/hardcore/droidfs/SensorOrientationListener.kt b/app/src/main/java/sushi/hardcore/droidfs/SensorOrientationListener.kt
index 16b3cc6..6854fa3 100644
--- a/app/src/main/java/sushi/hardcore/droidfs/SensorOrientationListener.kt
+++ b/app/src/main/java/sushi/hardcore/droidfs/SensorOrientationListener.kt
@@ -5,6 +5,7 @@ import android.hardware.Sensor
 import android.hardware.SensorEvent
 import android.hardware.SensorEventListener
 import android.hardware.SensorManager
+import android.view.Surface
 import java.lang.ref.WeakReference
 import java.util.*
 
@@ -15,8 +16,8 @@ class SensorOrientationListener(context: Context) {
         mSensorEventListener = NotifierSensorEventListener()
         mSensorManager = context.getSystemService(Context.SENSOR_SERVICE) as SensorManager
     }
-    private val mListeners = ArrayList<WeakReference<Listener?>>(3)
-    private var orientation = 0
+    private val mListeners = ArrayList<WeakReference<Listener?>>(1)
+    private var orientation = Surface.ROTATION_0
 
     private fun onResume() {
         mSensorManager.registerListener(
@@ -35,10 +36,10 @@ class SensorOrientationListener(context: Context) {
             val x = event.values[0]
             val y = event.values[1]
             var newOrientation: Int = orientation
-            if (x < 5 && x > -5 && y > 5) newOrientation = 0
-            else if (x < -5 && y < 5 && y > -5) newOrientation = 90
-            else if (x < 5 && x > -5 && y < -5) newOrientation = 180
-            else if (x > 5 && y < 5 && y > -5) newOrientation = 270
+            if (x < 5 && x > -5 && y > 5) newOrientation = Surface.ROTATION_0
+            else if (x < -5 && y < 5 && y > -5) newOrientation = Surface.ROTATION_270
+            else if (x < 5 && x > -5 && y < -5) newOrientation = Surface.ROTATION_180
+            else if (x > 5 && y < 5 && y > -5) newOrientation = Surface.ROTATION_90
 
             if (orientation != newOrientation) {
                 orientation = newOrientation