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random_seed: more elaborate doxy. 

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2011-06-28 04:23:20 +02:00
parent c029ea39bd
commit 94e59cb84b
1 changed files with 4 additions and 0 deletions
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4
libavutil/random_seed.h
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@ -25,6 +25,10 @@
/**
* Get a seed to use in conjunction with random functions.
* This function tries to provide a good seed at a best effort bases.
* Its possible to call this function multiple times if more bits are needed.
* It can be quite slow, which is why it should only be used as seed for a faster
* PRNG. The quality of the seed depends on the platform.
*/
uint32_t av_get_random_seed(void);