From 2540d884f3fd7cfac503e048112098967be2569a Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Wed, 9 Dec 2015 15:18:53 +0100 Subject: avutil/random_seed: Add the runtime in cycles of the main loop to the entropy pool This should theoretically improve the randomness slightly Signed-off-by: Michael Niedermayer --- libavutil/random_seed.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/libavutil/random_seed.c b/libavutil/random_seed.c index 205a636f92..0821550bc8 100644 --- a/libavutil/random_seed.c +++ b/libavutil/random_seed.c @@ -97,8 +97,13 @@ static uint32_t get_generic_seed(void) last_t = t; } - if(TEST) + if(TEST) { buffer[0] = buffer[1] = 0; + } else { +#ifdef AV_READ_TIME + buffer[111] += AV_READ_TIME(); +#endif + } av_sha_init(sha, 160); av_sha_update(sha, (const uint8_t *)buffer, sizeof(buffer)); -- cgit v1.2.3