Fix some rotation issue

app/src/main/java/fr/mobdev/peertubelive/activity/StreamActivity.kt

@@ -38,6 +38,8 @@ import fr.mobdev.peertubelive.R
 import fr.mobdev.peertubelive.databinding.StreamBinding
 import fr.mobdev.peertubelive.manager.InstanceManager.EXTRA_DATA
 import fr.mobdev.peertubelive.objects.StreamData
+import java.util.*
+import kotlin.collections.ArrayList
 
 class StreamActivity : AppCompatActivity() {
 
@@ -50,11 +52,12 @@ class StreamActivity : AppCompatActivity() {
     private var surfaceInit: Boolean = false
     private var permissionGiven: Boolean = false
     private var streamIsActive: Boolean = false
-    private var screenOrientation: Int = 0
+    private var screenOrientation: Int = -1
     private var lastScreenOrientation: Int = 0
-    private var orientationCounter: Int = 0
     private var rotationIsEnabled: Boolean = true
 
+    private var orientationTimer: Timer = Timer()
+
     companion object {
         const val BACKGROUND :Int = 1
         const val LOCK :Int = 2
@@ -69,48 +72,11 @@ class StreamActivity : AppCompatActivity() {
         window.addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON)
         binding = DataBindingUtil.setContentView(this, R.layout.stream)
 
+
+
         orientationEventListener = object: OrientationEventListener(this, SensorManager.SENSOR_DELAY_NORMAL){
             override fun onOrientationChanged(orientation: Int) {
-                if(orientation < 0 || !rotationIsEnabled) {
+                handlerOrientation(orientation)
-                    return
-                }
-                var localOrientation: Int
-                localOrientation = when (orientation) {
-                    in 45..135 -> {
-                        90
-                    }
-                    in 135..225 -> {
-                        180
-                    }
-                    in 225..315 -> {
-                        270
-                    }
-                    else -> {
-                        0
-                    }
-                }
-
-                if(localOrientation != lastScreenOrientation) {
-                    lastScreenOrientation = localOrientation
-                    orientationCounter = 0
-                } else {
-                    orientationCounter++
-                }
-
-                if (lastScreenOrientation != screenOrientation && orientationCounter > 30) {
-                    screenOrientation = lastScreenOrientation
-                    rtmpCamera2.glInterface.setStreamRotation(screenOrientation)
-
-                    if (screenOrientation == 90) {
-                        localOrientation = 270
-                    } else if(screenOrientation == 270) {
-                        localOrientation = 90
-                    }
-                    binding.flash.rotation = localOrientation.toFloat()
-                    binding.muteMicro.rotation = localOrientation.toFloat()
-                    binding.switchCamera.rotation = localOrientation.toFloat()
-                    binding.rotation.rotation = localOrientation.toFloat()
-                }
             }
         }
         orientationEventListener.enable()
@@ -146,14 +112,11 @@ class StreamActivity : AppCompatActivity() {
         binding.flash.visibility = View.GONE
 
         binding.rotation.setOnClickListener {
-            if (rotationIsEnabled) {
+            if (rotationIsEnabled)
-                rotationIsEnabled = !rotationIsEnabled
                 binding.rotation.setImageResource(R.drawable.baseline_screen_lock_rotation_24)
-            }
+            else
-            else {
-                rotationIsEnabled = !rotationIsEnabled
                 binding.rotation.setImageResource(R.drawable.baseline_screen_rotation_24)
-            }
+            rotationIsEnabled = !rotationIsEnabled
         }
         binding.rotation.visibility = View.GONE
         binding.surfaceView.holder.addCallback(object: SurfaceHolder.Callback {
@@ -262,6 +225,52 @@ class StreamActivity : AppCompatActivity() {
         }
     }
 
+    private fun handlerOrientation(orientation: Int) {
+        if(orientation < 0 || !rotationIsEnabled) {
+            return
+        }
+        var localOrientation: Int
+        localOrientation = when (orientation) {
+            in 45..135 -> {
+                90
+            }
+            in 135..225 -> {
+                180
+            }
+            in 225..315 -> {
+                270
+            }
+            else -> {
+                0
+            }
+        }
+
+        if(localOrientation != lastScreenOrientation) {
+            lastScreenOrientation = localOrientation
+            orientationTimer.cancel()
+            orientationTimer.purge()
+            orientationTimer = Timer()
+            orientationTimer.schedule(object : TimerTask() {
+                override fun run() {
+                    if (lastScreenOrientation != screenOrientation) {
+                        screenOrientation = lastScreenOrientation
+                        rtmpCamera2.glInterface.setStreamRotation(screenOrientation)
+
+                        if (screenOrientation == 90) {
+                            localOrientation = 270
+                        } else if(screenOrientation == 270) {
+                            localOrientation = 90
+                        }
+                        binding.flash.rotation = localOrientation.toFloat()
+                        binding.muteMicro.rotation = localOrientation.toFloat()
+                        binding.switchCamera.rotation = localOrientation.toFloat()
+                        binding.rotation.rotation = localOrientation.toFloat()
+                    }
+                }
+            },3000)
+        }
+    }
+
     private fun startStream() {
         streamIsActive = true
         binding.permissionInfo.visibility = View.GONE