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[FZH] linux 下给YUV图片添加字符水印
ajax he
Thursday, 29 March 2012
Thu, 29 Mar '12
7:28 a.m.
平台:Linux 需求: 1.从摄像头得到视频帧(YUV)格式->2.在视频帧添加上系统日期(支持中文字符,如"星期")->3.存储本地文件。 问题是第2步该如何实现?需要了解哪方面的背景知识,有没有可用的开源代码可以参考呢? 注:其实该功能就相当于directDraw下的一个DrawText()函数,只是现在我需要自己来实现这个DrawText函数,当然,能够直接调用被人写得轻量级的库也是可以的。 谢谢!
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