PreviewCallback.java 文件源码

public void onPreviewFrame(byte[] data, Camera camera) {
  Point cameraResolution = configManager.getCameraResolution();
  if (!useOneShotPreviewCallback) {
    camera.setPreviewCallback(null);
  }
  if (previewHandler != null) {
    Message message = previewHandler.obtainMessage(previewMessage, cameraResolution.x,
        cameraResolution.y, data);
    message.sendToTarget();
    previewHandler = null;
  } else {
    Log.d(TAG, "Got preview callback, but no handler for it");
  }
}