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| | | /* |
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| | | * Copyright (c) 2009 Baptiste Coudurier <baptiste.coudurier@gmail.com> |
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| | | * |
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| | | * This file is part of FFmpeg. |
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| | | * |
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| | | * FFmpeg is free software; you can redistribute it and/or |
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| | | * modify it under the terms of the GNU Lesser General Public |
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| | | * License as published by the Free Software Foundation; either |
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| | | * version 2.1 of the License, or (at your option) any later version. |
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| | | * |
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| | | * FFmpeg is distributed in the hope that it will be useful, |
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| | | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| | | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| | | * Lesser General Public License for more details. |
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| | | * |
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| | | * You should have received a copy of the GNU Lesser General Public |
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| | | * License along with FFmpeg; if not, write to the Free Software |
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| | | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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| | | */ |
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| | | |
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| | | #ifndef AVUTIL_RANDOM_SEED_H |
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| | | #define AVUTIL_RANDOM_SEED_H |
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| | | |
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| | | #include <stdint.h> |
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| | | /** |
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| | | * @addtogroup lavu_crypto |
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| | | * @{ |
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| | | */ |
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| | | |
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| | | /** |
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| | | * Get a seed to use in conjunction with random functions. |
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| | | * This function tries to provide a good seed at a best effort bases. |
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| | | * Its possible to call this function multiple times if more bits are needed. |
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| | | * It can be quite slow, which is why it should only be used as seed for a faster |
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| | | * PRNG. The quality of the seed depends on the platform. |
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| | | */ |
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| | | uint32_t av_get_random_seed(void); |
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| | | |
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| | | /** |
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| | | * @} |
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| | | */ |
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| | | |
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| | | #endif /* AVUTIL_RANDOM_SEED_H */ |
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