Example usage for android.hardware Camera addCallbackBuffer

Introduction

In this page you can find the example usage for android.hardware Camera addCallbackBuffer.

Prototype

public final void addCallbackBuffer(byte[] callbackBuffer) 

Source Link

Document

Adds a pre-allocated buffer to the preview callback buffer queue.

Usage

From source file:org.artoolkit.ar.samples.nftBook.CameraSurface.java

@Override
public void onPreviewFrame(byte[] data, Camera cam) {

    nftBookActivity.nativeVideoFrame(data);

    cam.addCallbackBuffer(data);
}

---

From source file:org.artoolkit.ar.samples.ARNative.CameraSurface.java

@Override
public void onPreviewFrame(byte[] data, Camera cam) {

    ARNativeActivity.nativeVideoFrame(data);

    cam.addCallbackBuffer(data);
}

---

From source file:com.mobiuso.argo.ARModule.CameraSurface.java

@Override
public void onPreviewFrame(byte[] data, Camera cam) {

    ARMovieActivity.nativeVideoFrame(data);

    cam.addCallbackBuffer(data);
}

---

From source file:org.artoolkit.ar.samples.ARNativeES1.CameraSurface.java

@Override
public void onPreviewFrame(byte[] data, Camera cam) {

    ARNativeES1Activity.nativeVideoFrame(data);

    cam.addCallbackBuffer(data);
}

---

From source file:org.artoolkit.ar.samples.ARNativeOSG.CameraSurface.java

@Override
public void onPreviewFrame(byte[] data, Camera cam) {

    ARNativeOSGActivity.nativeVideoFrame(data);

    cam.addCallbackBuffer(data);
}

---

From source file:org.artoolkit.ar.samples.nftSimple.CameraSurface.java

@Override
public void onPreviewFrame(byte[] data, Camera cam) {

    nftSimpleActivity.nativeVideoFrame(data);

    cam.addCallbackBuffer(data);
}

---

From source file:org.artoolkit.ar.utils.calib_optical.CameraSurface.java

@Override
public void onPreviewFrame(byte[] data, Camera cam) {

    calib_optical_Activity.nativeVideoFrame(data);

    cam.addCallbackBuffer(data);
}

---

From source file:com.longle1.facedetection.MainActivity.java

@Override
public void onPreviewFrame(final byte[] data, final Camera camera) {
    try {//from  ww w.jav a 2  s  .co m
        Size size = camera.getParameters().getPreviewSize();
        processImage(data, size.width, size.height);
        camera.addCallbackBuffer(data);
    } catch (RuntimeException e) {
        // The camera has probably just been released, ignore.
    }
}

---

From source file:uk.ac.horizon.artcodes.camera.CameraView.java

public void setDetector(Detector processor, Experience experience) {
    this.experience = experience;
    this.detector = processor;
    if (detector != null) {
        if (camera == null) {
            createCamera();// ww w .ja  v a  2s .  com
        }
        if (camera != null) {
            cameraIsFocused = !deviceNeedsTapToFocus;
            camera.addCallbackBuffer(detector.createBuffer(info, surfaceWidth, surfaceHeight));
            camera.setPreviewCallbackWithBuffer(new Camera.PreviewCallback() {
                @Override
                public void onPreviewFrame(final byte[] data, final Camera camera) {

                    boolean focusedOnThisFrame = false;

                    if (deviceNeedsTapToFocus || !cameraIsFocused) {
                        synchronized (cameraFocusLock) {
                            while (!cameraIsFocused) {
                                try {
                                    Log.i("FOCUS", "cameraFocusLock.wait(); Thread: "
                                            + Thread.currentThread().getName());
                                    focusedOnThisFrame = true;
                                    cameraFocusLock.wait();
                                } catch (InterruptedException ignored) {
                                }
                            }
                            Log.i("FOCUS", "notified Thread: " + Thread.currentThread().getName());
                        }
                    }

                    if (cameraIsFocused) {
                        Log.i("FOCUS", "cameraIsFocused test: " + cameraIsFocused);
                        if (!focusedOnThisFrame) {
                            detector.setData(data);
                        }
                        camera.addCallbackBuffer(data);
                    }
                }
            });
        }

        if (Camera.getNumberOfCameras() > 1) {
            detector.getSettings().add(new DetectorSetting() {
                @Override
                public void nextValue() {
                    stopCamera();
                    facing = 1 - facing;
                    startCamera();
                }

                @Override
                public int getIcon() {
                    switch (facing) {
                    case Camera.CameraInfo.CAMERA_FACING_BACK:
                        return R.drawable.ic_camera_rear_24dp;
                    case Camera.CameraInfo.CAMERA_FACING_FRONT:
                        return R.drawable.ic_camera_front_24dp;
                    }
                    return 0;
                }

                @Override
                public int getText() {
                    switch (facing) {
                    case Camera.CameraInfo.CAMERA_FACING_BACK:
                        return R.string.camera_rear;
                    case Camera.CameraInfo.CAMERA_FACING_FRONT:
                        return R.string.camera_front;
                    }

                    return 0;
                }
            });
        }
    }
}

---

From source file:com.nekomeshi312.whiteboardcorrection.CameraViewFragment.java

private void setPreviewCallback() {
    if (!mCameraSetting.isCameraOpen())
        return;/*from  w  w w.ja  v  a  2s  .  c  om*/

    final Camera camera = mCameraSetting.getCamera();
    //?? bit/pixel
    PixelFormat pixelinfo = new PixelFormat();
    int pixelformat = camera.getParameters().getPreviewFormat();
    PixelFormat.getPixelFormatInfo(pixelformat, pixelinfo);
    //???
    Camera.Parameters parameters = camera.getParameters();
    Size sz = parameters.getPreviewSize();
    //??????
    int bufSize = sz.width * sz.height * pixelinfo.bitsPerPixel / 8;
    mBuffer = new byte[bufSize];
    camera.addCallbackBuffer(mBuffer);
    camera.setPreviewCallbackWithBuffer(this);
}

---