Correct some callers of time functions that expect monotonic clocks

app/src/main/java/com/limelight/binding/input/virtual_controller/AnalogStick.java

@@ -8,6 +8,7 @@ import android.content.Context;
 import android.graphics.Canvas;
 import android.graphics.Color;
 import android.graphics.Paint;
+import android.os.SystemClock;
 import android.view.MotionEvent;
 
 import java.util.ArrayList;
@@ -270,7 +271,7 @@ public class AnalogStick extends VirtualControllerElement {
         // We also release the deadzone if the user keeps the stick pressed for a bit to allow
         // them to make precise movements.
         stick_state = (stick_state == STICK_STATE.MOVED_ACTIVE ||
-                System.currentTimeMillis() - timeLastClick > timeoutDeadzone ||
+                SystemClock.uptimeMillis() - timeLastClick > timeoutDeadzone ||
                 movement_radius > radius_dead_zone) ?
                 STICK_STATE.MOVED_ACTIVE : STICK_STATE.MOVED_IN_DEAD_ZONE;
 
@@ -311,7 +312,7 @@ public class AnalogStick extends VirtualControllerElement {
                 stick_state = STICK_STATE.MOVED_IN_DEAD_ZONE;
                 // check for double click
                 if (lastClickState == CLICK_STATE.SINGLE &&
-                        timeLastClick + timeoutDoubleClick > System.currentTimeMillis()) {
+                        timeLastClick + timeoutDoubleClick > SystemClock.uptimeMillis()) {
                     click_state = CLICK_STATE.DOUBLE;
                     notifyOnDoubleClick();
                 } else {
@@ -319,7 +320,7 @@ public class AnalogStick extends VirtualControllerElement {
                     notifyOnClick();
                 }
                 // reset last click timestamp
-                timeLastClick = System.currentTimeMillis();
+                timeLastClick = SystemClock.uptimeMillis();
                 // set item pressed and update
                 setPressed(true);
                 break;

app/src/main/java/com/limelight/binding/video/MediaCodecDecoderRenderer.java

@@ -20,6 +20,7 @@ import android.media.MediaFormat;
 import android.media.MediaCodec.BufferInfo;
 import android.media.MediaCodec.CodecException;
 import android.os.Build;
+import android.os.SystemClock;
 import android.util.Range;
 import android.view.SurfaceHolder;
 
@@ -410,7 +411,7 @@ public class MediaCodecDecoderRenderer extends VideoDecoderRenderer {
             //
             if (initialException != null) {
                 // This isn't the first time we've had an exception processing video
-                if (System.currentTimeMillis() - initialExceptionTimestamp >= EXCEPTION_REPORT_DELAY_MS) {
+                if (SystemClock.uptimeMillis() - initialExceptionTimestamp >= EXCEPTION_REPORT_DELAY_MS) {
                     // It's been over 3 seconds and we're still getting exceptions. Throw the original now.
                     if (!reportedCrash) {
                         reportedCrash = true;
@@ -427,7 +428,7 @@ public class MediaCodecDecoderRenderer extends VideoDecoderRenderer {
                 else {
                     initialException = new RendererException(this, e);
                 }
-                initialExceptionTimestamp = System.currentTimeMillis();
+                initialExceptionTimestamp = SystemClock.uptimeMillis();
             }
         }
     }
@@ -637,7 +638,7 @@ public class MediaCodecDecoderRenderer extends VideoDecoderRenderer {
         }
 
         if (lastFrameNumber == 0) {
-            activeWindowVideoStats.measurementStartTimestamp = System.currentTimeMillis();
+            activeWindowVideoStats.measurementStartTimestamp = SystemClock.uptimeMillis();
         } else if (frameNumber != lastFrameNumber && frameNumber != lastFrameNumber + 1) {
             // We can receive the same "frame" multiple times if it's an IDR frame.
             // In that case, each frame start NALU is submitted independently.
@@ -649,7 +650,7 @@ public class MediaCodecDecoderRenderer extends VideoDecoderRenderer {
         lastFrameNumber = frameNumber;
 
         // Flip stats windows roughly every second
-        if (System.currentTimeMillis() >= activeWindowVideoStats.measurementStartTimestamp + 1000) {
+        if (SystemClock.uptimeMillis() >= activeWindowVideoStats.measurementStartTimestamp + 1000) {
             if (prefs.enablePerfOverlay) {
                 VideoStats lastTwo = new VideoStats();
                 lastTwo.add(lastWindowVideoStats);
@@ -682,7 +683,7 @@ public class MediaCodecDecoderRenderer extends VideoDecoderRenderer {
             globalVideoStats.add(activeWindowVideoStats);
             lastWindowVideoStats.copy(activeWindowVideoStats);
             activeWindowVideoStats.clear();
-            activeWindowVideoStats.measurementStartTimestamp = System.currentTimeMillis();
+            activeWindowVideoStats.measurementStartTimestamp = SystemClock.uptimeMillis();
         }
 
         activeWindowVideoStats.totalFramesReceived++;

app/src/main/java/com/limelight/binding/video/VideoStats.java

@@ -1,5 +1,7 @@
 package com.limelight.binding.video;
 
+import android.os.SystemClock;
+
 class VideoStats {
 
     long decoderTimeMs;
@@ -50,7 +52,7 @@ class VideoStats {
     }
 
     VideoStatsFps getFps() {
-        float elapsed = (System.currentTimeMillis() - this.measurementStartTimestamp) / (float) 1000;
+        float elapsed = (SystemClock.uptimeMillis() - this.measurementStartTimestamp) / (float) 1000;
 
         VideoStatsFps fps = new VideoStatsFps();
         if (elapsed > 0) {

app/src/main/java/com/limelight/computers/ComputerManagerService.java

@@ -40,6 +40,7 @@ import android.net.NetworkCapabilities;
 import android.os.Binder;
 import android.os.Build;
 import android.os.IBinder;
+import android.os.SystemClock;
 
 import org.xmlpull.v1.XmlPullParserException;
 
@@ -176,7 +177,7 @@ public class ComputerManagerService extends Service {
                                 LimeLog.warning(tuple.computer.name + " is offline (try " + offlineCount + ")");
                                 offlineCount++;
                             } else {
-                                tuple.lastSuccessfulPollMs = System.currentTimeMillis();
+                                tuple.lastSuccessfulPollMs = SystemClock.elapsedRealtime();
                                 offlineCount = 0;
                             }
                         }
@@ -207,7 +208,7 @@ public class ComputerManagerService extends Service {
             synchronized (pollingTuples) {
                 for (PollingTuple tuple : pollingTuples) {
                     // Enforce the poll data TTL
-                    if (System.currentTimeMillis() - tuple.lastSuccessfulPollMs > POLL_DATA_TTL_MS) {
+                    if (SystemClock.elapsedRealtime() - tuple.lastSuccessfulPollMs > POLL_DATA_TTL_MS) {
                         LimeLog.info("Timing out polled state for "+tuple.computer.name);
                         tuple.computer.state = ComputerDetails.State.UNKNOWN;
                     }