libavutil/random_seed.h
48d58e59
 /*
  * Copyright (c) 2009 Baptiste Coudurier <baptiste.coudurier@gmail.com>
  *
  * This file is part of FFmpeg.
  *
  * FFmpeg is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
  * License as published by the Free Software Foundation; either
  * version 2.1 of the License, or (at your option) any later version.
  *
  * FFmpeg is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Lesser General Public License for more details.
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with FFmpeg; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
 #ifndef AVUTIL_RANDOM_SEED_H
 #define AVUTIL_RANDOM_SEED_H
 
 #include <stdint.h>
757cd8d8
 /**
  * @addtogroup lavu_crypto
  * @{
  */
48d58e59
 
 /**
49bd8e4b
  * Get a seed to use in conjunction with random functions.
94e59cb8
  * 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.
48d58e59
  */
576fb48e
 uint32_t av_get_random_seed(void);
48d58e59
 
757cd8d8
 /**
  * @}
  */
 
48d58e59
 #endif /* AVUTIL_RANDOM_SEED_H */