Messages in this thread | | | From | (Alan Cox) | Subject | Re: Dropped frames in video capture process | Date | Thu, 5 Nov 1998 19:56:31 +0000 (GMT) |
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> And from reading the documentation I'm not even sure it indicates > these types of errors (i.e.. FIFO overflow).
Argh so there isnt even a register you can poll ?
> available (not used now). On the other hand, I want to timestamp > everything tightly. I was wondering, which system call gets data > directly from 8053 timer under Linux?
8253 I think (well nowdays random bit of integrated chipset). The gettimeofday() call reads it - but its actually quite slow to read. Pentium and higher processors use the RDTSC CPU internal time clock for the same purpose
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