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rational: add inline attributes

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This commit is contained in:
meh 2015-08-05 17:10:02 +02:00
parent 19b0351574
commit f9d365876b
1 changed files with 17 additions and 0 deletions
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17
src/util/rational.rs
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@ -9,18 +9,22 @@ use ffi::*;
pub struct Rational(pub i32, pub i32);
impl Rational {
#[inline]
pub fn new(numerator: i32, denominator: i32) -> Self {
Rational(numerator, denominator)
}
#[inline]
pub fn numerator(&self) -> i32 {
self.0
}
#[inline]
pub fn denominator(&self) -> i32 {
self.1
}
#[inline]
pub fn reduce(&self) -> Rational {
match self.reduce_with_limit(i32::max_value()) {
Ok(r) => r,
@ -28,6 +32,7 @@ impl Rational {
}
}
#[inline]
pub fn reduce_with_limit(&self, max: i32) -> Result<Rational, Rational> {
unsafe {
let mut dst_num: c_int = 0;
@ -46,6 +51,7 @@ impl Rational {
}
}
#[inline]
pub fn invert(&self) -> Rational {
unsafe {
Rational::from(av_inv_q((*self).into()))
@ -54,12 +60,14 @@ impl Rational {
}
impl From<AVRational> for Rational {
#[inline]
fn from(value: AVRational) -> Rational {
Rational(value.num, value.den)
}
}
impl Into<AVRational> for Rational {
#[inline]
fn into(self) -> AVRational {
AVRational { num: self.0, den: self.1 }
}
@ -78,6 +86,7 @@ impl fmt::Debug for Rational {
}
impl From<f64> for Rational {
#[inline]
fn from(value: f64) -> Rational {
unsafe {
Rational::from(av_d2q(value, c_int::max_value()))
@ -86,6 +95,7 @@ impl From<f64> for Rational {
}
impl From<Rational> for f64 {
#[inline]
fn from(value: Rational) -> f64 {
unsafe {
av_q2d(value.into())
@ -94,6 +104,7 @@ impl From<Rational> for f64 {
}
impl From<Rational> for u32 {
#[inline]
fn from(value: Rational) -> u32 {
unsafe {
av_q2intfloat(value.into())
@ -121,6 +132,7 @@ impl PartialEq for Rational {
impl Eq for Rational { }
impl PartialOrd for Rational {
#[inline]
fn partial_cmp(&self, other: &Self) -> Option<Ordering> {
unsafe {
match av_cmp_q((*self).into(), (*other).into()) {
@ -137,6 +149,7 @@ impl PartialOrd for Rational {
impl Add for Rational {
type Output = Rational;
#[inline]
fn add(self, other: Rational) -> Rational {
unsafe {
Rational::from(av_add_q(self.into(), other.into()))
@ -147,6 +160,7 @@ impl Add for Rational {
impl Sub for Rational {
type Output = Rational;
#[inline]
fn sub(self, other: Rational) -> Rational {
unsafe {
Rational::from(av_sub_q(self.into(), other.into()))
@ -157,6 +171,7 @@ impl Sub for Rational {
impl Mul for Rational {
type Output = Rational;
#[inline]
fn mul(self, other: Rational) -> Rational {
unsafe {
Rational::from(av_mul_q(self.into(), other.into()))
@ -167,6 +182,7 @@ impl Mul for Rational {
impl Div for Rational {
type Output = Rational;
#[inline]
fn div(self, other: Rational) -> Rational {
unsafe {
Rational::from(av_div_q(self.into(), other.into()))
@ -174,6 +190,7 @@ impl Div for Rational {
}
}
#[inline]
pub fn nearer(q: Rational, q1: Rational, q2: Rational) -> Ordering {
unsafe {
match av_nearer_q(q.into(), q1.into(), q2.into()) {