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The C standard doesn't precisely define which type of right shift should be used. For unsigned data, right shift must be logical. For signed data, almost all machine\compiler use arithmetic. 1<<2+3<<4 = (1<<(2+3))<<4…
转自http://coolshell.cn/articles/3512.html 在http://www.viva64.com/en/l/上例出了28个在64位平台上使用C/C++开发的注意事项,对于进入64位时代的程序员应该去看看这28个事项, 相信对大家一点有帮助. Lesson 01. What 64-bit systems are. Lesson 02. Support of 32-bit applications. Lesson 03. Porting code to 64-bit s…
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在http://www.viva64.com/en/l/上例出了28个在64位平台上使用C/C++开发的注意事项,对于进入64位时代的程序员应该去看看这28个事项,这些英文读物对于有C/C++功底的朋友读起来应该并不难,我估计大约20-30分钟可以精读完一篇(或者更快),下面是这28个注意事项的列表.相信对大家一点有帮助. Lesson 01. What 64-bit systems are. Lesson 02. Support of 32-bit applications. Lesson 0…
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BACKGROUND The present invention relates to video processing systems. Advances in imaging technology have led to high resolution cameras for personal use as well as professional use. Personal uses include digital cameras and camcorders that can captu…