Lines Matching refs:num
36 int64_t num, int64_t den, int64_t max)
39 int sign = (num < 0) ^ (den < 0);
40 int64_t gcd = av_gcd(FFABS(num), FFABS(den));
43 num = FFABS(num) / gcd;
46 if (num <= max && den <= max) {
47 a1 = (AVRational) { num, den };
52 uint64_t x = num / den;
53 int64_t next_den = num - den * x;
54 int64_t a2n = x * a1.num + a0.num;
58 if (a1.num) x = (max - a0.num) / a1.num;
61 if (den * (2 * x * a1.den + a0.den) > num * a1.den)
62 a1 = (AVRational) { x * a1.num + a0.num, x * a1.den + a0.den };
68 num = den;
71 av_assert2(av_gcd(a1.num, a1.den) <= 1U);
72 av_assert2(a1.num <= max && a1.den <= max);
74 *dst_num = sign ? -a1.num : a1.num;
82 av_reduce(&b.num, &b.den,
83 b.num * (int64_t) c.num,
90 return av_mul_q(b, (AVRational) { c.den, c.num });
94 av_reduce(&b.num, &b.den,
95 b.num * (int64_t) c.den +
96 c.num * (int64_t) b.den,
103 return av_add_q(b, (AVRational) { -c.num, c.den });
120 av_reduce(&a.num, &a.den, floor(d * den + 0.5), den, max);
121 if ((!a.num || !a.den) && d && max>0 && max<INT_MAX)
122 av_reduce(&a.num, &a.den, floor(d * den + 0.5), den, INT_MAX);
130 int64_t a = q1.num * (int64_t)q2.den + q2.num * (int64_t)q1.den;
139 return ((x_up > q.num) - (x_down < q.num)) * av_cmp_q(q2, q1);
159 q.num *= -1;
161 if (q.num < 0) {
162 q.num *= -1;
166 if (!q.num && !q.den) return 0xFFC00000;
167 if (!q.num) return 0;
168 if (!q.den) return 0x7F800000 | (q.num & 0x80000000);
170 shift = 23 + av_log2(q.den) - av_log2(q.num);
171 if (shift >= 0) n = av_rescale(q.num, 1LL<<shift, q.den);
172 else n = av_rescale(q.num, 1, ((int64_t)q.den) << -shift);
177 if (shift >= 0) n = av_rescale(q.num, 1LL<<shift, q.den);
178 else n = av_rescale(q.num, 1, ((int64_t)q.den) << -shift);
192 return lcm < max_den ? av_make_q(av_gcd(a.num, b.num), lcm) : def;