public void onPreviewFrame(byte[] _data, Camera _camera) {
if (NgnProxyVideoProducer.super.mValid) {
mVideoFrame.put(_data);
mProducer.push(mVideoFrame, mVideoFrame.capacity());
mVideoFrame.rewind();
if (NgnProxyVideoProducer.sAddCallbackBufferSupported) {
NgnCameraProducer.addCallbackBuffer(_camera, _data);
}
}
}
private void startCameraPreview(Camera camera) {
if (camera != null && mProducer != null && mVideoFrame != null) {
try {
Log.d(TAG, String.format("setPreviewSize [%d x %d ]", mWidth, mHeight));
Camera.Parameters parameters = camera.getParameters();
parameters.setPreviewSize(mWidth, mHeight);
camera.setParameters(parameters);
} catch (Exception e) {
Log.e(TAG, e.toString());
}
try {
int terminalRotation = getTerminalRotation();
Camera.Parameters parameters = camera.getParameters();
if (terminalRotation == 0) {
parameters.set("orientation", "landscape");
} else {
parameters.set("orientation", "portrait");
}
camera.setParameters(parameters);
} catch (Exception e) {
Log.e(TAG, e.toString());
}
// Camera Orientation
int rotation = compensCamRotation(false);
Log.d(TAG, String.format("setDisplayOrientation [%d] ", rotation));
NgnCameraProducer.setDisplayOrientation(camera, rotation);
// Callback Buffers
if (NgnProxyVideoProducer.sAddCallbackBufferSupported) {
for (int i = 0; i < NgnProxyVideoProducer.CALLABACK_BUFFERS_COUNT; i++) {
NgnCameraProducer.addCallbackBuffer(camera, new byte[mVideoFrame.capacity()]);
}
}
camera.startPreview();
}
}
