Merge pull request #701 from thegobot/master

camera callbacks

app/src/main/java/net/ossrs/yasea/demo/MainActivity.java

@@ -69,8 +69,9 @@ public class MainActivity extends AppCompatActivity implements RtmpHandler.RtmpL
         btnSwitchEncoder = (Button) findViewById(R.id.swEnc);
         btnPause = (Button) findViewById(R.id.pause);
         btnPause.setEnabled(false);
+        mCameraView = (SrsCameraView) findViewById(R.id.glsurfaceview_camera);
       
-        mPublisher = new SrsPublisher((SrsCameraView) findViewById(R.id.glsurfaceview_camera));
+        mPublisher = new SrsPublisher(mCameraView);
         mPublisher.setEncodeHandler(new SrsEncodeHandler(this));
         mPublisher.setRtmpHandler(new RtmpHandler(this));
         mPublisher.setRecordHandler(new SrsRecordHandler(this));
@@ -79,6 +80,15 @@ public class MainActivity extends AppCompatActivity implements RtmpHandler.RtmpL
         mPublisher.setVideoHDMode();
         mPublisher.startCamera();
       
+        mCameraView.setCameraCallbacksHandler(new SrsCameraView.CameraCallbacksHandler(){
+            @Override
+            public void onCameraParameters(Camera.Parameters params) {
+                //params.setFocusMode("custom-focus");                
+                //params.setWhiteBalance("custom-balance");
+                //etc...
+            }
+        });      
+
         btnPublish.setOnClickListener(new View.OnClickListener() {
             @Override
             public void onClick(View v) {

library/src/main/java/net/ossrs/yasea/SrsCameraView.java

@@ -54,6 +54,7 @@ public class SrsCameraView extends GLSurfaceView implements GLSurfaceView.Render
     private final Object writeLock = new Object();
     private ConcurrentLinkedQueue<IntBuffer> mGLIntBufferCache = new ConcurrentLinkedQueue<>();
     private PreviewCallback mPrevCb;
+    private CameraCallbacksHandler cameraCallbacksHandler = new CameraCallbacksHandler();
 
     public SrsCameraView(Context context) {
         this(context, null);
@@ -349,6 +350,7 @@ public class SrsCameraView extends GLSurfaceView implements GLSurfaceView.Render
             }
         }
 
+        cameraCallbacksHandler.onCameraParameters(params);
         mCamera.setParameters(params);
 
         mCamera.setDisplayOrientation(mPreviewRotation);
@@ -482,4 +484,20 @@ public class SrsCameraView extends GLSurfaceView implements GLSurfaceView.Render
 
         void onGetRgbaFrame(byte[] data, int width, int height);
     }
+    
+    static public class CameraCallbacksHandler implements CameraCallbacks{
+
+        @Override
+        public void onCameraParameters(Camera.Parameters params) {
+
+        }
+    }
+
+    public interface CameraCallbacks {
+        void onCameraParameters(Camera.Parameters params);
+    }
+
+    public void setCameraCallbacksHandler(CameraCallbacksHandler cameraCallbacksHandler) {
+        this.cameraCallbacksHandler = cameraCallbacksHandler;
+    }    
 }