如何使彩色图像,以黑色和白色的Android
问题描述:
我想知道的彩色图像(这我是从网上下载),以黑色和白色的转换,当我展示它在Android的用户的方式。
任何人可以在任何Android的工作发现了这个要求。请让我知道。
I wanted to know the way to convert the color image (which i am downloading from net) to black and white when i am displaying it to the user in android. can anybody found this requirement in any of your android work. Please let me know.
谢谢
拉克什曼
Thanks Lakshman
答
这旧的讨论应该可以帮助您。检查第二个答案。
This old discussion should help you. Check the second answer.
另外,您可以直接使用href=\"http://www.johndcook.com/blog/2009/08/24/algorithms-convert-color-grayscale/\" rel=\"nofollow\">灰阶算法的,因为它的操作非常简单。
Alternatively you can directly use the grayscale algorithms since it is extremely simple operation.