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

Example 51 with SurfaceHolder

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

the class RSSurfaceView method init.

private void init() {
    // Install a SurfaceHolder.Callback so we get notified when the
    // underlying surface is created and destroyed
    SurfaceHolder holder = getHolder();
    holder.addCallback(this);
}

Example 52 with SurfaceHolder

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

the class CameraFunctionalTest method testFunctionalCameraExposureCompensation.

/**
     * Functional test iterating on the range of supported exposure compensation levels
     */
@LargeTest
public void testFunctionalCameraExposureCompensation() throws Exception {
    try {
        SurfaceHolder surfaceHolder = MediaFrameworkTest.mSurfaceView.getHolder();
        Parameters params = mCameraTestHelper.getCameraParameters();
        int min = params.getMinExposureCompensation();
        int max = params.getMaxExposureCompensation();
        assertFalse("Adjusting exposure not supported", (max == 0 && min == 0));
        float step = params.getExposureCompensationStep();
        int stepsPerEV = (int) Math.round(Math.pow((double) step, -1));
        // only get integer values for exposure compensation
        for (int i = min; i <= max; i += stepsPerEV) {
            runOnLooper(new Runnable() {

                @Override
                public void run() {
                    mCameraTestHelper.setupCameraTest();
                }
            });
            Log.v(TAG, "Setting exposure compensation index to " + i);
            params.setExposureCompensation(i);
            mCameraTestHelper.setParameters(params);
            mCameraTestHelper.startCameraPreview(surfaceHolder);
            mCameraTestHelper.capturePhoto();
        }
        mCameraTestHelper.cleanupTestImages();
    } catch (Exception e) {
        Log.e(TAG, e.toString());
        fail("Camera exposure compensation test Exception");
    }
}

Example 53 with SurfaceHolder

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

the class CameraFunctionalTest method testFunctionalCameraWhiteBalance.

/**
     * Functional test iterating on the various white balances (auto, daylight, cloudy, etc.)
     */
@LargeTest
public void testFunctionalCameraWhiteBalance() throws Exception {
    try {
        SurfaceHolder surfaceHolder = MediaFrameworkTest.mSurfaceView.getHolder();
        Parameters params = mCameraTestHelper.getCameraParameters();
        List<String> supportedWhiteBalance = params.getSupportedWhiteBalance();
        assertNotNull("No white balance modes supported", supportedWhiteBalance);
        for (int i = 0; i < supportedWhiteBalance.size(); i++) {
            runOnLooper(new Runnable() {

                @Override
                public void run() {
                    mCameraTestHelper.setupCameraTest();
                }
            });
            Log.v(TAG, "Setting white balance to: " + supportedWhiteBalance.get(i));
            params.setWhiteBalance(supportedWhiteBalance.get(i));
            mCameraTestHelper.setParameters(params);
            mCameraTestHelper.startCameraPreview(surfaceHolder);
            mCameraTestHelper.capturePhoto();
        }
        mCameraTestHelper.cleanupTestImages();
    } catch (Exception e) {
        Log.e(TAG, e.toString());
        fail("Camera focus modes test Exception");
    }
}

Example 54 with SurfaceHolder

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

the class Camera2SurfaceViewTestCase method updatePreviewSurface.

/**
     * Update the preview surface size.
     *
     * @param size The preview size to be updated.
     */
protected void updatePreviewSurface(Size size) {
    if (size.equals(mPreviewSize) && mPreviewSurface != null) {
        Log.w(TAG, "Skipping update preview surface size...");
        return;
    }
    mPreviewSize = size;
    Camera2SurfaceViewActivity ctsActivity = getActivity();
    final SurfaceHolder holder = ctsActivity.getSurfaceView().getHolder();
    Handler handler = new Handler(Looper.getMainLooper());
    handler.post(new Runnable() {

        @Override
        public void run() {
            holder.setFixedSize(mPreviewSize.getWidth(), mPreviewSize.getHeight());
        }
    });
    boolean res = ctsActivity.waitForSurfaceSizeChanged(WAIT_FOR_SURFACE_CHANGE_TIMEOUT_MS, mPreviewSize.getWidth(), mPreviewSize.getHeight());
    assertTrue("wait for surface change to " + mPreviewSize.toString() + " timed out", res);
    mPreviewSurface = holder.getSurface();
    assertNotNull("Preview surface is null", mPreviewSurface);
    assertTrue("Preview surface is invalid", mPreviewSurface.isValid());
}

Example 55 with SurfaceHolder

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

the class CameraTest method checkTakePicture.

private void checkTakePicture() {
    SurfaceHolder mSurfaceHolder;
    try {
        mSurfaceHolder = MediaFrameworkTest.mSurfaceView.getHolder();
        mCamera.setPreviewDisplay(mSurfaceHolder);
        Log.v(TAG, "Start preview");
        mCamera.startPreview();
        waitForPreviewDone();
        mCamera.setPreviewCallback(null);
        mCamera.takePicture(mShutterCallback, mRawPictureCallback, mJpegPictureCallback);
        waitForSnapshotDone();
    } catch (Exception e) {
        Log.v(TAG, e.toString());
    }
}