Examples with OutputPort androidx.media.filterfw.OutputPort used on opensource projects

Example 41 with OutputPort

use of androidx.media.filterfw.OutputPort in project android_frameworks_base by crdroidandroid.

the class SobelFilter method onProcess.

@Override
protected void onProcess() {
    OutputPort magnitudePort = getConnectedOutputPort("magnitude");
    OutputPort directionPort = getConnectedOutputPort("direction");
    FrameImage2D inputImage = getConnectedInputPort("image").pullFrame().asFrameImage2D();
    int[] inputDims = inputImage.getDimensions();
    FrameImage2D magImage = (magnitudePort != null) ? magnitudePort.fetchAvailableFrame(inputDims).asFrameImage2D() : null;
    FrameImage2D dirImage = (directionPort != null) ? directionPort.fetchAvailableFrame(inputDims).asFrameImage2D() : null;
    if (isOpenGLSupported()) {
        FrameImage2D gxFrame = Frame.create(mImageType, inputDims).asFrameImage2D();
        FrameImage2D gyFrame = Frame.create(mImageType, inputDims).asFrameImage2D();
        mGradientXShader.setUniformValue("pix", new float[] { 1f / inputDims[0], 1f / inputDims[1] });
        mGradientYShader.setUniformValue("pix", new float[] { 1f / inputDims[0], 1f / inputDims[1] });
        mGradientXShader.process(inputImage, gxFrame);
        mGradientYShader.process(inputImage, gyFrame);
        FrameImage2D[] gradientFrames = new FrameImage2D[] { gxFrame, gyFrame };
        if (magnitudePort != null) {
            mMagnitudeShader.processMulti(gradientFrames, magImage);
        }
        if (directionPort != null) {
            mDirectionShader.processMulti(gradientFrames, dirImage);
        }
        gxFrame.release();
        gyFrame.release();
    } else {
        ByteBuffer inputBuffer = inputImage.lockBytes(Frame.MODE_READ);
        ByteBuffer magBuffer = (magImage != null) ? magImage.lockBytes(Frame.MODE_WRITE) : null;
        ByteBuffer dirBuffer = (dirImage != null) ? dirImage.lockBytes(Frame.MODE_WRITE) : null;
        sobelOperator(inputImage.getWidth(), inputImage.getHeight(), inputBuffer, magBuffer, dirBuffer);
        inputImage.unlock();
        if (magImage != null) {
            magImage.unlock();
        }
        if (dirImage != null) {
            dirImage.unlock();
        }
    }
    if (magImage != null) {
        magnitudePort.pushFrame(magImage);
    }
    if (dirImage != null) {
        directionPort.pushFrame(dirImage);
    }
}

Example 42 with OutputPort

use of androidx.media.filterfw.OutputPort in project android_frameworks_base by crdroidandroid.

the class StatsFilter method onProcess.

/**
     * @see androidx.media.filterfw.Filter#onProcess()
     */
@Override
protected void onProcess() {
    FrameBuffer2D inputFrame = getConnectedInputPort("buffer").pullFrame().asFrameImage2D();
    ByteBuffer pixelBuffer = inputFrame.lockBytes(Frame.MODE_READ);
    calcMeanAndStd(pixelBuffer, inputFrame.getWidth(), inputFrame.getHeight(), mCropRect);
    inputFrame.unlock();
    OutputPort outPort = getConnectedOutputPort("mean");
    FrameValue outFrame = outPort.fetchAvailableFrame(null).asFrameValue();
    outFrame.setValue(mStats[MEAN_INDEX]);
    outPort.pushFrame(outFrame);
    OutputPort outPortStdev = getConnectedOutputPort("stdev");
    FrameValue outFrameStdev = outPortStdev.fetchAvailableFrame(null).asFrameValue();
    outFrameStdev.setValue(mStats[STDEV_INDEX]);
    outPortStdev.pushFrame(outFrameStdev);
}

Example 43 with OutputPort

use of androidx.media.filterfw.OutputPort in project platform_frameworks_base by android.

the class MotionSensorWTime method onProcess.

@Override
protected void onProcess() {
    OutputPort outPort = getConnectedOutputPort("values");
    FrameValues outFrame = outPort.fetchAvailableFrame(null).asFrameValues();
    synchronized (mValues) {
        if (mCounter < 3 && mCounter >= 0) {
            mTemp[0][mCounter] = mValues[0];
            mTemp[1][mCounter] = mValues[1];
            mTemp[2][mCounter] = mValues[2];
        }
        mCounter = (mCounter + 1) % 3;
        mAvgValues[0] = (mTemp[0][0] + mTemp[0][1] + mTemp[0][2]) / 3;
        mAvgValues[1] = (mTemp[1][0] + mTemp[1][1] + mTemp[1][2]) / 3;
        mAvgValues[2] = (mTemp[2][0] + mTemp[2][1] + mTemp[2][2]) / 3;
        outFrame.setValues(mAvgValues);
    }
    outFrame.setTimestamp(System.currentTimeMillis() * 1000000L);
    outPort.pushFrame(outFrame);
    OutputPort timeOutPort = getConnectedOutputPort("timestamp");
    if (timeOutPort != null) {
        long timestamp = System.nanoTime();
        Log.v("MotionSensor", "Timestamp is: " + timestamp);
        FrameValue timeStampFrame = timeOutPort.fetchAvailableFrame(null).asFrameValue();
        timeStampFrame.setValue(timestamp);
        timeOutPort.pushFrame(timeStampFrame);
    }
}

Example 44 with OutputPort

use of androidx.media.filterfw.OutputPort in project platform_frameworks_base by android.

the class WaveTriggerFilter method onProcess.

@Override
protected synchronized void onProcess() {
    // Check if we were triggered
    if (mTrigger) {
        mInWaveMode = true;
        mTrigger = false;
        mTime = 0.5f;
    }
    // Calculate output value
    float value = 0.5f;
    if (mInWaveMode) {
        value = -Math.abs(mTime - 1f) + 1f;
        mTime += 0.2f;
        if (mTime >= 2f) {
            mInWaveMode = false;
        }
    }
    // Push Value
    OutputPort outPort = getConnectedOutputPort("value");
    FrameValue frame = outPort.fetchAvailableFrame(null).asFrameValue();
    frame.setValue(value);
    outPort.pushFrame(frame);
}

Example 45 with OutputPort

use of androidx.media.filterfw.OutputPort in project platform_frameworks_base by android.

the class AvgBrightnessFilter method onProcess.

@Override
protected void onProcess() {
    FrameImage2D inputImage = getConnectedInputPort("image").pullFrame().asFrameImage2D();
    float brightness;
    ByteBuffer inputBuffer = inputImage.lockBytes(Frame.MODE_READ);
    brightness = brightnessOperator(inputImage.getWidth(), inputImage.getHeight(), inputBuffer);
    inputImage.unlock();
    if (mLogVerbose)
        Log.v(TAG, "contrastRatio: " + brightness);
    OutputPort brightnessPort = getConnectedOutputPort("brightnessRating");
    FrameValue brightnessOutFrame = brightnessPort.fetchAvailableFrame(null).asFrameValue();
    brightnessOutFrame.setValue(brightness);
    brightnessPort.pushFrame(brightnessOutFrame);
}