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1 /* | 1 /* |
2 * copyright (c) 2005 Michael Niedermayer <michaelni@gmx.at> | 2 * copyright (c) 2005 Michael Niedermayer <michaelni@gmx.at> |
3 * | 3 * |
4 * This file is part of FFmpeg. | 4 * This file is part of FFmpeg. |
5 * | 5 * |
6 * FFmpeg is free software; you can redistribute it and/or | 6 * FFmpeg is free software; you can redistribute it and/or |
7 * modify it under the terms of the GNU Lesser General Public | 7 * modify it under the terms of the GNU Lesser General Public |
8 * License as published by the Free Software Foundation; either | 8 * License as published by the Free Software Foundation; either |
9 * version 2.1 of the License, or (at your option) any later version. | 9 * version 2.1 of the License, or (at your option) any later version. |
10 * | 10 * |
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63 * A simple a*b/c isn't possible as it can overflow. | 63 * A simple a*b/c isn't possible as it can overflow. |
64 */ | 64 */ |
65 int64_t av_rescale_rnd(int64_t a, int64_t b, int64_t c, enum AVRounding) av_cons
t; | 65 int64_t av_rescale_rnd(int64_t a, int64_t b, int64_t c, enum AVRounding) av_cons
t; |
66 | 66 |
67 /** | 67 /** |
68 * Rescales a 64-bit integer by 2 rational numbers. | 68 * Rescales a 64-bit integer by 2 rational numbers. |
69 */ | 69 */ |
70 int64_t av_rescale_q(int64_t a, AVRational bq, AVRational cq) av_const; | 70 int64_t av_rescale_q(int64_t a, AVRational bq, AVRational cq) av_const; |
71 | 71 |
72 #endif /* AVUTIL_MATHEMATICS_H */ | 72 #endif /* AVUTIL_MATHEMATICS_H */ |
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