Index: third_party/ffmpeg/include/libavutil/rational.h |
diff --git a/third_party/ffmpeg/include/libavutil/rational.h b/third_party/ffmpeg/include/libavutil/rational.h |
deleted file mode 100644 |
index 5ee70c9bedef6f8f9500dc012c79df9b7a141481..0000000000000000000000000000000000000000 |
--- a/third_party/ffmpeg/include/libavutil/rational.h |
+++ /dev/null |
@@ -1,129 +0,0 @@ |
-/* |
- * rational numbers |
- * Copyright (c) 2003 Michael Niedermayer <michaelni@gmx.at> |
- * |
- * 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 |
- */ |
- |
-/** |
- * @file libavutil/rational.h |
- * rational numbers |
- * @author Michael Niedermayer <michaelni@gmx.at> |
- */ |
- |
-#ifndef AVUTIL_RATIONAL_H |
-#define AVUTIL_RATIONAL_H |
- |
-#include <stdint.h> |
-#include "common.h" |
- |
-/** |
- * rational number numerator/denominator |
- */ |
-typedef struct AVRational{ |
- int num; ///< numerator |
- int den; ///< denominator |
-} AVRational; |
- |
-/** |
- * Compares two rationals. |
- * @param a first rational |
- * @param b second rational |
- * @return 0 if a==b, 1 if a>b and -1 if a<b |
- */ |
-static inline int av_cmp_q(AVRational a, AVRational b){ |
- const int64_t tmp= a.num * (int64_t)b.den - b.num * (int64_t)a.den; |
- |
- if(tmp) return (tmp>>63)|1; |
- else return 0; |
-} |
- |
-/** |
- * Converts rational to double. |
- * @param a rational to convert |
- * @return (double) a |
- */ |
-static inline double av_q2d(AVRational a){ |
- return a.num / (double) a.den; |
-} |
- |
-/** |
- * Reduces a fraction. |
- * This is useful for framerate calculations. |
- * @param dst_num destination numerator |
- * @param dst_den destination denominator |
- * @param num source numerator |
- * @param den source denominator |
- * @param max the maximum allowed for dst_num & dst_den |
- * @return 1 if exact, 0 otherwise |
- */ |
-int av_reduce(int *dst_num, int *dst_den, int64_t num, int64_t den, int64_t max); |
- |
-/** |
- * Multiplies two rationals. |
- * @param b first rational |
- * @param c second rational |
- * @return b*c |
- */ |
-AVRational av_mul_q(AVRational b, AVRational c) av_const; |
- |
-/** |
- * Divides one rational by another. |
- * @param b first rational |
- * @param c second rational |
- * @return b/c |
- */ |
-AVRational av_div_q(AVRational b, AVRational c) av_const; |
- |
-/** |
- * Adds two rationals. |
- * @param b first rational |
- * @param c second rational |
- * @return b+c |
- */ |
-AVRational av_add_q(AVRational b, AVRational c) av_const; |
- |
-/** |
- * Subtracts one rational from another. |
- * @param b first rational |
- * @param c second rational |
- * @return b-c |
- */ |
-AVRational av_sub_q(AVRational b, AVRational c) av_const; |
- |
-/** |
- * Converts a double precision floating point number to a rational. |
- * @param d double to convert |
- * @param max the maximum allowed numerator and denominator |
- * @return (AVRational) d |
- */ |
-AVRational av_d2q(double d, int max) av_const; |
- |
-/** |
- * @return 1 if \q1 is nearer to \p q than \p q2, -1 if \p q2 is nearer |
- * than \p q1, 0 if they have the same distance. |
- */ |
-int av_nearer_q(AVRational q, AVRational q1, AVRational q2); |
- |
-/** |
- * Finds the nearest value in \p q_list to \p q. |
- * @param q_list an array of rationals terminated by {0, 0} |
- * @return the index of the nearest value found in the array |
- */ |
-int av_find_nearest_q_idx(AVRational q, const AVRational* q_list); |
- |
-#endif /* AVUTIL_RATIONAL_H */ |