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43 lines
1.4 KiB
43 lines
1.4 KiB
/* |
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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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#ifndef AVUTIL_RANDOM_SEED_H |
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#define AVUTIL_RANDOM_SEED_H |
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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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* 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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#endif /* AVUTIL_RANDOM_SEED_H */
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