修复OSD闪烁问题

app/src/main/java/com/xypower/mpapp/v2/Camera2VideoActivity.java

@@ -52,6 +52,7 @@ import java.text.SimpleDateFormat;
 import java.util.ArrayList;
 import java.util.Date;
 import java.util.List;
+import java.util.concurrent.Semaphore;
 
 public class Camera2VideoActivity extends AppCompatActivity {
 
@@ -94,6 +95,9 @@ public class Camera2VideoActivity extends AppCompatActivity {
 
     private int mTimeMask = 0;
     private int mStatusBarHeight = -1;
+    private long mOsdTs = 0;
+    private Semaphore mOSDSemaphore = new Semaphore(0);
+    private Thread mOsdThread = null;
 
     private static class OSD_ITEM
     {
@@ -134,12 +138,17 @@ public class Camera2VideoActivity extends AppCompatActivity {
             }
 
             // updateOSD(ts);
-            initOSD(ts);
+            Bitmap bitmap = mBitmap;
+            mBitmap = null;
+            mOSDFilter.updateBitmap(bitmap);
+
+            mBitmap = Bitmap.createBitmap(mVideoWidth, mVideoHeight, Bitmap.Config.ARGB_8888);
+            mOsdTs = ts;
+            mOSDSemaphore.release();
             mHandler.postDelayed(this, 1000 - ms);
         }
     };
 
-
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
@@ -261,6 +270,7 @@ public class Camera2VideoActivity extends AppCompatActivity {
                 mTimeMask |= TIME_MASK_RB_ML;
             }
         }
+
         if (!TextUtils.isEmpty(mOSDLeftBottom)) {
             mOSDLeftBottom = mOSDLeftBottom.replace("\r\n", "\n");
             mOSDLeftBottom = mOSDLeftBottom.replace("\n\r", "\n");
@@ -278,10 +288,42 @@ public class Camera2VideoActivity extends AppCompatActivity {
 
         mHandler = new Handler();
 
+        mOsdThread = new Thread(new Runnable() {
+            @Override
+            public void run() {
+                while (true) {
+                    try {
+                        mOSDSemaphore.acquire();
+                    } catch (Exception ex) {
+
+                    }
+
+                    if (mOsdTs == -1) {
+                        break;
+                    }
+
+                    updateOSD(mOsdTs);
+                }
+            }
+        });
+
+        mOsdThread.start();
+
         mHandler.postDelayed(new Runnable() {
             @Override
             public void run() {
                 mNextVideoAbsolutePath = getVideoFilePath();
+
+                if (mTimeMask != 0) {
+                    long ts = System.currentTimeMillis();
+                    long ms = ts % 1000;
+                    initOSD(ts - ms);
+
+                    mOsdTs = ts + 1000;
+                    mOSDSemaphore.release();
+                    mHandler.postDelayed(mTimerRunnable, 1000 - ms);
+                }
+
                 mGPUCameraRecorder.start(mNextVideoAbsolutePath);
             }
         }, 200);
@@ -291,7 +333,7 @@ public class Camera2VideoActivity extends AppCompatActivity {
             public void run() {
                 mGPUCameraRecorder.stop();
             }
-        }, 200 + mDuration * 1000);
+        }, 210 + mDuration * 1000);
 
         // getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN, WindowManager.LayoutParams.FLAG_FULLSCREEN);
     }
@@ -644,6 +686,8 @@ public class Camera2VideoActivity extends AppCompatActivity {
             mNextVideoAbsolutePath = getVideoFilePath(this);
         }
 
+
+
         mGPUCameraRecorder = new GPUCameraRecorderBuilder(this, mPreviewView)
                 //.recordNoFilter(true)
                 .cameraRecordListener(new CameraRecordListener() {
@@ -655,6 +699,8 @@ public class Camera2VideoActivity extends AppCompatActivity {
                     @Override
                     public void onRecordComplete() {
                         mHandler.removeCallbacks(mTimerRunnable);
+                        mOsdTs = -1;
+                        mOSDSemaphore.release();
                         exportMp4ToGallery(getApplicationContext(), mNextVideoAbsolutePath);
                         broadcastVideoFile(true, mNextVideoAbsolutePath);
                         mHandler.postDelayed(new Runnable() {
@@ -668,12 +714,7 @@ public class Camera2VideoActivity extends AppCompatActivity {
                     @Override
                     public void onRecordStart() {
 
-                        if (mTimeMask != 0) {
+
-                            long ts = System.currentTimeMillis();
-                            long ms = ts % 1000;
-                            initOSD(ts - ms);
-                            mHandler.postDelayed(mTimerRunnable, 1000 - ms);
-                        }
 
                     }
 

gpuv/src/main/java/com/xypower/gpuv/egl/filter/GlWatermarkFilter.java

@@ -9,7 +9,9 @@ import android.util.Log;
 
 public class GlWatermarkFilter extends GlOverlayFilter {
 
+    private Object mLocker = new Object();
     private Bitmap bitmap;
+    private boolean invalidated = true;
     private Position position = Position.LEFT_TOP;
 
     public GlWatermarkFilter(Bitmap bitmap) {
@@ -22,12 +24,28 @@ public class GlWatermarkFilter extends GlOverlayFilter {
         this.position = position;
     }
 
+    public void updateBitmap(Bitmap bm) {
+        Bitmap oldBitmap = null;
+        synchronized (mLocker) {
+            invalidated = true;
+            oldBitmap = bitmap;
+            bitmap = bm;
+        }
+
+        if (oldBitmap != null) {
+            // oldBitmap.recycle();
+        }
+    }
+
     @Override
     protected void drawCanvas(Canvas canvas) {
-        synchronized (bitmap) {
+        synchronized (mLocker) {
             Log.d("OSD", "drawCanvas");
+            if (invalidated) {
                 canvas.drawColor(Color.TRANSPARENT, PorterDuff.Mode.CLEAR);
                 canvas.drawBitmap(bitmap, null, canvas.getClipBounds(), null);
+                invalidated = false;
+            }
         }
 
         /*