Examples with Semaphore java.util.concurrent.Semaphore used on opensource projects

Example 81 with Semaphore

use of java.util.concurrent.Semaphore in project StickerCamera by Skykai521.

the class GPUImageView method capture.

/**
     * Capture the current image with the size as it is displayed and retrieve it as Bitmap.
     * @return current output as Bitmap
     * @throws InterruptedException
     */
public Bitmap capture() throws InterruptedException {
    final Semaphore waiter = new Semaphore(0);
    final int width = mGLSurfaceView.getMeasuredWidth();
    final int height = mGLSurfaceView.getMeasuredHeight();
    // Take picture on OpenGL thread
    final int[] pixelMirroredArray = new int[width * height];
    mGPUImage.runOnGLThread(new Runnable() {

        @Override
        public void run() {
            final IntBuffer pixelBuffer = IntBuffer.allocate(width * height);
            GLES20.glReadPixels(0, 0, width, height, GLES20.GL_RGBA, GLES20.GL_UNSIGNED_BYTE, pixelBuffer);
            int[] pixelArray = pixelBuffer.array();
            // Convert upside down mirror-reversed image to right-side up normal image.
            for (int i = 0; i < height; i++) {
                for (int j = 0; j < width; j++) {
                    pixelMirroredArray[(height - i - 1) * width + j] = pixelArray[i * width + j];
                }
            }
            waiter.release();
        }
    });
    requestRender();
    waiter.acquire();
    Bitmap bitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
    bitmap.copyPixelsFromBuffer(IntBuffer.wrap(pixelMirroredArray));
    return bitmap;
}

Example 82 with Semaphore

use of java.util.concurrent.Semaphore in project android_frameworks_base by ParanoidAndroid.

the class CameraFunctionalTest method setUp.

protected void setUp() throws Exception {
    final Semaphore sem = new Semaphore(0);
    mLooperThread = new Thread() {

        @Override
        public void run() {
            Log.v(TAG, "starting looper");
            Looper.prepare();
            mHandler = new Handler();
            sem.release();
            Looper.loop();
            Log.v(TAG, "quit looper");
        }
    };
    mLooperThread.start();
    if (!sem.tryAcquire(WAIT_TIMEOUT, TimeUnit.MILLISECONDS)) {
        fail("Failed to start the looper.");
    }
    getActivity();
    super.setUp();
    mCameraTestHelper = new CameraTestHelper();
}

Example 83 with Semaphore

use of java.util.concurrent.Semaphore in project android_frameworks_base by ParanoidAndroid.

the class CameraFunctionalTest method runOnLooper.

private void runOnLooper(final Runnable command) throws InterruptedException {
    final Semaphore sem = new Semaphore(0);
    mHandler.post(new Runnable() {

        @Override
        public void run() {
            try {
                command.run();
            } finally {
                sem.release();
            }
        }
    });
    if (!sem.tryAcquire(WAIT_TIMEOUT, TimeUnit.MILLISECONDS)) {
        fail("Failed to run the command on the looper.");
    }
}

Example 84 with Semaphore

use of java.util.concurrent.Semaphore in project android_frameworks_base by ParanoidAndroid.

the class CameraPairwiseTest method runOnLooper.

private void runOnLooper(final Runnable command) throws InterruptedException {
    final Semaphore sem = new Semaphore(0);
    mHandler.post(new Runnable() {

        @Override
        public void run() {
            try {
                command.run();
            } finally {
                sem.release();
            }
        }
    });
    if (!sem.tryAcquire(WAIT_TIMEOUT, TimeUnit.MILLISECONDS)) {
        fail("Failed to run the command on the looper.");
    }
}

Example 85 with Semaphore

use of java.util.concurrent.Semaphore in project android_frameworks_base by ParanoidAndroid.

the class CameraPairwiseTest method setUp.

protected void setUp() throws Exception {
    final Semaphore sem = new Semaphore(0);
    mLooperThread = new Thread() {

        @Override
        public void run() {
            Log.v(TAG, "starting looper");
            Looper.prepare();
            mHandler = new Handler();
            sem.release();
            Looper.loop();
            Log.v(TAG, "quit looper");
        }
    };
    mLooperThread.start();
    if (!sem.tryAcquire(WAIT_TIMEOUT, TimeUnit.MILLISECONDS)) {
        fail("Failed to start the looper.");
    }
    getActivity();
    super.setUp();
    mCameraTestHelper = new CameraTestHelper();
}