if (this.getResources().getConfiguration().orientation != Configuration.ORIENTATION_LANDSCAPE) {
camera.setDisplayOrientation(90);
lp.height = previewSurfaceHeight;
lp.width = (int) (previewSurfaceHeight / aspect);
} else {
camera.setDisplayOrientation(0);
lp.width = previewSurfaceWidth;
lp.height = (int) (previewSurfaceWidth / aspect);
}