Java Code Examples for android.media.ImageReader#acquireNextImage()

The following examples show how to use android.media.ImageReader#acquireNextImage() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: Camera2.java    From VIA-AI with MIT License 6 votes vote down vote up 
@Override
public void onImageAvailable(ImageReader reader) {
    synchronized (mLock) {
        if (borrowedImage == null) {
            Image i = reader.acquireNextImage();
            borrowedImage = i;
            if (bDebug) {
                Log.d(TAG, "==== OnImageReady ====");
                Log.d(TAG, "Size:" + i.getWidth() + "x" + i.getHeight());
                Log.d(TAG, "Format:" + i.getFormat());
                Log.d(TAG, "#Planes:" + i.getPlanes().length);
                Log.d(TAG, "Y-Plane Pixel Stride:" + i.getPlanes()[0].getPixelStride());
                Log.d(TAG, "Y-Planes Row Stride" + i.getPlanes()[0].getRowStride());
                Log.d(TAG, "Y(i[0]) Start Address:" + NativeRender.getPointerFromByteBuffer(i.getPlanes()[0].getBuffer(), 0));
                Log.d(TAG, "U(i[0]) Start Address:" + NativeRender.getPointerFromByteBuffer(i.getPlanes()[1].getBuffer(), 0));
                Log.d(TAG, "V(i[0]) Start Address:" + NativeRender.getPointerFromByteBuffer(i.getPlanes()[2].getBuffer(), 0));
                Log.d(TAG, "======================");
            }

            if (mCallback != null) mCallback.onFrameReady();
        }
    }
}
Example 2
Source File: Camera2.java    From TikTok with Apache License 2.0 5 votes vote down vote up 
@Override
public void onImageAvailable(ImageReader reader) {
    try (Image image = reader.acquireNextImage()) {
        Image.Plane[] planes = image.getPlanes();
        if (planes.length > 0) {
            ByteBuffer buffer = planes[0].getBuffer();
            byte[] data = new byte[buffer.remaining()];
            buffer.get(data);
            mCallback.onPictureTaken(data);
        }
    }
}
Example 3
Source File: Camera2Source.java    From Machine-Learning-Projects-for-Mobile-Applications with MIT License 5 votes vote down vote up 
@Override
public void onImageAvailable(ImageReader reader) {
    Image mImage = reader.acquireNextImage();
    if (mImage == null) {
        return;
    }
    mFrameProcessor.setNextFrame(convertYUV420888ToNV21(mImage));
    mImage.close();
}
Example 4
Source File: Camera2.java    From LockDemo with Apache License 2.0 5 votes vote down vote up 
@Override
public void onImageAvailable(ImageReader reader) {
    try (Image image = reader.acquireNextImage()) {
        Image.Plane[] planes = image.getPlanes();
        if (planes.length > 0) {
            ByteBuffer buffer = planes[0].getBuffer();
            byte[] data = new byte[buffer.remaining()];
            buffer.get(data);
            mCallback.onPictureTaken(data);
        }
    }
}
Example 5
Source File: Camera2Source.java    From Camera2Vision with Apache License 2.0 5 votes vote down vote up 
@Override
public void onImageAvailable(ImageReader reader) {
    Image mImage = reader.acquireNextImage();
    if(mImage == null) {
        return;
    }
    mFrameProcessor.setNextFrame(convertYUV420888ToNV21(mImage));
    mImage.close();
}
Example 6
Source File: Camera2.java    From MediaPickerInstagram with Apache License 2.0 5 votes vote down vote up 
@Override
public void onImageAvailable(ImageReader reader) {
    try (Image image = reader.acquireNextImage()) {
        Image.Plane[] planes = image.getPlanes();
        if (planes.length > 0) {
            ByteBuffer buffer = planes[0].getBuffer();
            byte[] data = new byte[buffer.remaining()];
            buffer.get(data);
            mCallback.onPictureTaken(data);
        }
    }
}
Example 7
Source File: Camera2.java    From cameraview with Apache License 2.0 5 votes vote down vote up 
@Override
public void onImageAvailable(ImageReader reader) {
    try (Image image = reader.acquireNextImage()) {
        Image.Plane[] planes = image.getPlanes();
        if (planes.length > 0) {
            ByteBuffer buffer = planes[0].getBuffer();
            byte[] data = new byte[buffer.remaining()];
            buffer.get(data);
            mCallback.onPictureTaken(data);
        }
    }
}
Example 8
Source File: AndroidCamera2AgentImpl.java    From Camera2 with Apache License 2.0 4 votes vote down vote up 
@Override
public void takePicture(final Handler handler,
                        final CameraShutterCallback shutter,
                        CameraPictureCallback raw,
                        CameraPictureCallback postview,
                        final CameraPictureCallback jpeg) {
    // TODO: We never call raw or postview
    final CaptureAvailableListener picListener =
            new CaptureAvailableListener() {
        @Override
        public void onCaptureStarted(CameraCaptureSession session, CaptureRequest request,
                                     long timestamp, long frameNumber) {
            if (shutter != null) {
                handler.post(new Runnable() {
                    @Override
                    public void run() {
                        if (mShutterSoundEnabled) {
                            mNoisemaker.play(MediaActionSound.SHUTTER_CLICK);
                        }
                        shutter.onShutter(AndroidCamera2ProxyImpl.this);
                    }});
            }
        }

        @Override
        public void onImageAvailable(ImageReader reader) {
            try (Image image = reader.acquireNextImage()) {
                if (jpeg != null) {
                    ByteBuffer buffer = image.getPlanes()[0].getBuffer();
                    final byte[] pixels = new byte[buffer.remaining()];
                    buffer.get(pixels);
                    handler.post(new Runnable() {
                        @Override
                        public void run() {
                            jpeg.onPictureTaken(pixels, AndroidCamera2ProxyImpl.this);
                        }});
                }
            }
        }};
    try {
        mDispatchThread.runJob(new Runnable() {
            @Override
            public void run() {
                // Wait until PREVIEW_ACTIVE or better
                mCameraState.waitForStates(
                        ~(AndroidCamera2StateHolder.CAMERA_PREVIEW_ACTIVE - 1));
                mCameraHandler.obtainMessage(CameraActions.CAPTURE_PHOTO, picListener)
                        .sendToTarget();
            }
        });
    } catch (RuntimeException ex) {
        mCameraAgent.getCameraExceptionHandler().onDispatchThreadException(ex);
    }
}
Example 9
Source File: ImageClassifierActivity.java    From sample-tensorflow-imageclassifier with Apache License 2.0 4 votes vote down vote up 
@Override
public void onImageAvailable(ImageReader reader) {
    final Bitmap bitmap;
    try (Image image = reader.acquireNextImage()) {
        bitmap = mImagePreprocessor.preprocessImage(image);
    }

    runOnUiThread(new Runnable() {
        @Override
        public void run() {
            mImage.setImageBitmap(bitmap);
        }
    });

    final Collection<Recognition> results = mTensorFlowClassifier.doRecognize(bitmap);
    Log.d(TAG, "Got the following results from Tensorflow: " + results);

    runOnUiThread(new Runnable() {
        @Override
        public void run() {
            if (results == null || results.isEmpty()) {
                mResultText.setText("I don't understand what I see");
            } else {
                StringBuilder sb = new StringBuilder();
                Iterator<Recognition> it = results.iterator();
                int counter = 0;
                while (it.hasNext()) {
                    Recognition r = it.next();
                    sb.append(r.getTitle());
                    counter++;
                    if (counter < results.size() - 1 ) {
                        sb.append(", ");
                    } else if (counter == results.size() - 1) {
                        sb.append(" or ");
                    }
                }
                mResultText.setText(sb.toString());
            }
        }
    });

    if (mTtsEngine != null) {
        // speak out loud the result of the image recognition
        mTtsSpeaker.speakResults(mTtsEngine, results);
    } else {
        // if theres no TTS, we don't need to wait until the utterance is spoken, so we set
        // to ready right away.
        setReady(true);
    }
}
Example 10
Source File: CameraH264Activity.java    From AndroidDemo with MIT License 4 votes vote down vote up 
@Override
public void onImageAvailable(ImageReader reader) {
    Image image = reader.acquireNextImage();
    Log.d("image", "size [ w: " + image.getWidth() + " h: " + image.getHeight() + " ]");
}