Getsnapshot not working properly

Hi...

I am working video processing related project. here i'm capturing the image using getsnapshot function but its not giving clear image can anyone tell me some good link or function.

Thanks in advance

[Walter Roberson]

http://www.mathworks.com/matlabcentral/answers/7924-where-can-i-upload-images-and-files-for-use-on-matlab-answers