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May 2010
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2010.05.10 20:07 "Re: Increasing the number of files loadable through libtiff", by Olivier Paquet
On Mon, May 10, 2010 at 3:10 PM, Bob Friesenhahn <bfriesen@simple.dallas.tx.us> wrote: > On Mon, 10 May 2010, Olivier Paquet wrote: >> >>> From a quick glance at the code, reading a directory looks like a >> >> single seek and 3 reads. Reading a tile/strip looks like one seek and >> one read. It shouldn't be too bad for most files. > > And the directory tag values as well? Oh right. I knew I must have missed something hidden deep in there :] It's probably not catastrophic for most images but I guess it does justify the use of memory mapped files. > Running out of address space continues to be an issue on 64-bit systems. > Just because a system runs a 64-bit OS does not mean that the system is > equipped for extra capacity. True, there can still be arbitrary limits which are low. I guess I'm being too optimistic when it comes to operating systems making good use of hardware. I should know better given that this thread started with the good old 1024 handle limit. Olivier