Examples with SurfaceView android.view.SurfaceView used on opensource projects

Example 61 with SurfaceView

use of android.view.SurfaceView in project zxing-lib by kennydude.

the class ZXingFragment method onPause.

@Override
public void onPause() {
    if (handler != null) {
        handler.quitSynchronously();
        handler = null;
    }
    // inactivityTimer.onPause();
    // ambientLightManager.stop();
    cameraManager.closeDriver();
    if (!hasSurface) {
        SurfaceView surfaceView = (SurfaceView) getView().findViewById(R.id.preview_view);
        SurfaceHolder surfaceHolder = surfaceView.getHolder();
        surfaceHolder.removeCallback(this);
    }
    super.onPause();
}

Example 62 with SurfaceView

use of android.view.SurfaceView in project platform_frameworks_base by android.

the class DisplaySinkService method setSurfaceView.

public void setSurfaceView(final SurfaceView surfaceView) {
    if (mSurfaceView != surfaceView) {
        final SurfaceView oldSurfaceView = mSurfaceView;
        mSurfaceView = surfaceView;
        if (oldSurfaceView != null) {
            oldSurfaceView.post(new Runnable() {

                @Override
                public void run() {
                    final SurfaceHolder holder = oldSurfaceView.getHolder();
                    holder.removeCallback(DisplaySinkService.this);
                    updateSurfaceFromUi(null);
                }
            });
        }
        if (surfaceView != null) {
            surfaceView.post(new Runnable() {

                @Override
                public void run() {
                    final SurfaceHolder holder = surfaceView.getHolder();
                    holder.addCallback(DisplaySinkService.this);
                    updateSurfaceFromUi(holder);
                }
            });
        }
    }
}

Example 63 with SurfaceView

use of android.view.SurfaceView in project platform_frameworks_base by android.

the class GetBitmapSurfaceViewActivity method onCreate.

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    FrameLayout content = new FrameLayout(this);
    mSurfaceView = new SurfaceView(this);
    mSurfaceView.getHolder().addCallback(this);
    Button button = new Button(this);
    button.setText("Copy bitmap to /sdcard/surfaceview.png");
    button.setOnClickListener((View v) -> {
        final Bitmap b = Bitmap.createBitmap(mSurfaceView.getWidth(), mSurfaceView.getHeight(), Bitmap.Config.ARGB_8888);
        PixelCopy.request(mSurfaceView, b, (int result) -> {
            if (result != PixelCopy.SUCCESS) {
                Toast.makeText(GetBitmapSurfaceViewActivity.this, "Failed to copy", Toast.LENGTH_SHORT).show();
                return;
            }
            try {
                try (FileOutputStream out = new FileOutputStream(Environment.getExternalStorageDirectory() + "/surfaceview.png")) {
                    b.compress(Bitmap.CompressFormat.PNG, 100, out);
                }
            } catch (Exception e) {
            // Ignore
            }
        }, mSurfaceView.getHandler());
    });
    content.addView(mSurfaceView, new FrameLayout.LayoutParams(500, 400, Gravity.CENTER));
    content.addView(button, new FrameLayout.LayoutParams(FrameLayout.LayoutParams.WRAP_CONTENT, FrameLayout.LayoutParams.WRAP_CONTENT, Gravity.CENTER_HORIZONTAL | Gravity.BOTTOM));
    setContentView(content);
}

Example 64 with SurfaceView

use of android.view.SurfaceView in project platform_frameworks_base by android.

the class HardwareCanvasSurfaceViewActivity method onCreate.

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    FrameLayout content = new FrameLayout(this);
    mSurfaceView = new SurfaceView(this);
    mSurfaceView.getHolder().addCallback(this);
    Button button = new Button(this);
    button.setText("Copy bitmap to /sdcard/surfaceview.png");
    button.setOnClickListener((View v) -> {
        final Bitmap b = Bitmap.createBitmap(mSurfaceView.getWidth(), mSurfaceView.getHeight(), Bitmap.Config.ARGB_8888);
        PixelCopy.request(mSurfaceView, b, (int result) -> {
            if (result != PixelCopy.SUCCESS) {
                Toast.makeText(HardwareCanvasSurfaceViewActivity.this, "Failed to copy", Toast.LENGTH_SHORT).show();
                return;
            }
            try {
                try (FileOutputStream out = new FileOutputStream(Environment.getExternalStorageDirectory() + "/surfaceview.png")) {
                    b.compress(Bitmap.CompressFormat.PNG, 100, out);
                }
            } catch (Exception e) {
            // Ignore
            }
        }, mSurfaceView.getHandler());
    });
    LinearLayout layout = new LinearLayout(this);
    layout.setOrientation(LinearLayout.VERTICAL);
    layout.addView(button, LinearLayout.LayoutParams.MATCH_PARENT, LinearLayout.LayoutParams.WRAP_CONTENT);
    layout.addView(mSurfaceView, LinearLayout.LayoutParams.MATCH_PARENT, LinearLayout.LayoutParams.MATCH_PARENT);
    content.addView(layout, new FrameLayout.LayoutParams(FrameLayout.LayoutParams.MATCH_PARENT, FrameLayout.LayoutParams.MATCH_PARENT));
    setContentView(content);
}

Example 65 with SurfaceView

use of android.view.SurfaceView in project platform_frameworks_base by android.

the class CameraTooActivity method onResume.

/**
     * Called when our {@code Activity} gains focus. <p>Starts initializing the camera.</p>
     */
@Override
protected void onResume() {
    super.onResume();
    // Start a background thread to manage camera requests
    mBackgroundThread = new HandlerThread("background");
    mBackgroundThread.start();
    mBackgroundHandler = new Handler(mBackgroundThread.getLooper());
    mForegroundHandler = new Handler(getMainLooper());
    mCameraManager = (CameraManager) getSystemService(CAMERA_SERVICE);
    // Inflate the SurfaceView, set it as the main layout, and attach a listener
    View layout = getLayoutInflater().inflate(R.layout.mainactivity, null);
    mSurfaceView = (SurfaceView) layout.findViewById(R.id.mainSurfaceView);
    mSurfaceView.getHolder().addCallback(mSurfaceHolderCallback);
    setContentView(mSurfaceView);
// Control flow continues in mSurfaceHolderCallback.surfaceChanged()
}