rational numbers
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#include <stdint.h>
#include <limits.h>
#include "attributes.h"
Go to the source code of this file.
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static int | av_cmp_q (AVRational a, AVRational b) |
| Compare two rationals. More...
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static double | av_q2d (AVRational a) |
| Convert rational to double. More...
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int | av_reduce (int *dst_num, int *dst_den, int64_t num, int64_t den, int64_t max) |
| Reduce a fraction. More...
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AVRational | av_mul_q (AVRational b, AVRational c) av_const |
| Multiply two rationals. More...
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AVRational | av_div_q (AVRational b, AVRational c) av_const |
| Divide one rational by another. More...
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AVRational | av_add_q (AVRational b, AVRational c) av_const |
| Add two rationals. More...
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AVRational | av_sub_q (AVRational b, AVRational c) av_const |
| Subtract one rational from another. More...
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static av_always_inline AVRational | av_inv_q (AVRational q) |
| Invert a rational. More...
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AVRational | av_d2q (double d, int max) av_const |
| Convert a double precision floating point number to a rational. More...
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int | av_nearer_q (AVRational q, AVRational q1, AVRational q2) |
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int | av_find_nearest_q_idx (AVRational q, const AVRational *q_list) |
| Find the nearest value in q_list to q. More...
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rational numbers
- Author
- Michael Niedermayer micha.nosp@m.elni.nosp@m.@gmx..nosp@m.at
Definition in file rational.h.
#define AVUTIL_RATIONAL_H |