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author | Michael Niedermayer <michael@niedermayer.cc> | 2016-12-24 14:26:41 +0100 |
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committer | Michael Niedermayer <michael@niedermayer.cc> | 2017-02-08 20:32:01 +0100 |
commit | 8c3e90f5edd13e667030101d56e34635b2252706 (patch) | |
tree | 02283f34c557e4619ade9cb7f0fcd14d92a2d381 /libavutil/random_seed.c | |
parent | f0862b18c5c7d8439621f0eeaa9d064d72632afe (diff) | |
download | ffmpeg-8c3e90f5edd13e667030101d56e34635b2252706.tar.gz |
avutil/random_seed: Reduce the time needed on systems with very low precission clock()
This should fix issues on BSD
CLOCKS_PER_SEC is 128 on BSD while SUSv2 requires it to be a million
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit c4152fc42e480c41efb7f761b1bbe5f0bc43d5bc)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libavutil/random_seed.c')
-rw-r--r-- | libavutil/random_seed.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavutil/random_seed.c b/libavutil/random_seed.c index bb3f7bef7f..0cabd1c351 100644 --- a/libavutil/random_seed.c +++ b/libavutil/random_seed.c @@ -87,7 +87,7 @@ static uint32_t get_generic_seed(void) for (;;) { clock_t t = clock(); - if (last_t + 2*last_td + 1 >= t) { + if (last_t + 2*last_td + (CLOCKS_PER_SEC > 1000) >= t) { last_td = t - last_t; buffer[i & 511] = 1664525*buffer[i & 511] + 1013904223 + (last_td % 3294638521U); } else { |