一个Delphi摄像头拍照的程序。能够设定取景框，可设定指定像素。保存格式为jpg，已经经过压缩了，文件大小一般不超过100k（和像素的设置相关）-Camera to take photographs of a Delphi procedure. Able to set the viewfinder frame, can set the designated pixel. Save format jpg, has been compressed, file size less than 100k (and pixel settings related)