//实现连续扫码!
private void continuePreview(){
SurfaceView surfaceView = (SurfaceView) findViewById(R.id.preview_view);
SurfaceHolder surfaceHolder = surfaceView.getHolder();
initCamera(surfaceHolder);
if (handler != null){
handler.restartPreviewAndDecode();
}
}
请问这是怎么回事!