playa_ffmpeg/software/scaling/
filter.rs

1use super::Vector;
2use crate::ffi::*;
3
4pub struct Filter {
5    ptr: *mut SwsFilter,
6}
7
8impl Filter {
9    pub unsafe fn as_ptr(&self) -> *const SwsFilter {
10        self.ptr as *const _
11    }
12
13    pub unsafe fn as_mut_ptr(&mut self) -> *mut SwsFilter {
14        self.ptr
15    }
16}
17
18impl Filter {
19    pub fn get(luma_g_blur: f32, chroma_g_blur: f32, luma_sharpen: f32, chroma_sharpen: f32, chroma_h_shift: f32, chroma_v_shift: f32) -> Self {
20        unsafe { Filter { ptr: sws_getDefaultFilter(luma_g_blur, chroma_g_blur, luma_sharpen, chroma_sharpen, chroma_h_shift, chroma_v_shift, 0) } }
21    }
22
23    pub fn new() -> Self {
24        Self::get(0.0, 0.0, 0.0, 0.0, 0.0, 0.0)
25    }
26
27    pub fn luma_horizontal(&self) -> Vector<'_> {
28        unsafe { Vector::wrap((*self.as_ptr()).lumH) }
29    }
30
31    pub fn luma_horizontal_mut(&mut self) -> Vector<'_> {
32        unsafe { Vector::wrap((*self.as_mut_ptr()).lumH) }
33    }
34
35    pub fn luma_vertical(&self) -> Vector<'_> {
36        unsafe { Vector::wrap((*self.as_ptr()).lumV) }
37    }
38
39    pub fn luma_vertical_mut(&mut self) -> Vector<'_> {
40        unsafe { Vector::wrap((*self.as_mut_ptr()).lumV) }
41    }
42
43    pub fn chroma_horizontal(&self) -> Vector<'_> {
44        unsafe { Vector::wrap((*self.as_ptr()).lumV) }
45    }
46
47    pub fn chroma_horizontal_mut(&mut self) -> Vector<'_> {
48        unsafe { Vector::wrap((*self.as_mut_ptr()).lumV) }
49    }
50
51    pub fn chroma_vertical(&self) -> Vector<'_> {
52        unsafe { Vector::wrap((*self.as_ptr()).lumV) }
53    }
54
55    pub fn chroma_vertical_mut(&mut self) -> Vector<'_> {
56        unsafe { Vector::wrap((*self.as_mut_ptr()).lumV) }
57    }
58}
59
60impl Default for Filter {
61    fn default() -> Self {
62        Self::new()
63    }
64}
65
66impl Drop for Filter {
67    fn drop(&mut self) {
68        unsafe {
69            sws_freeFilter(self.as_mut_ptr());
70        }
71    }
72}
playa_ffmpeg/software/scaling/filter.rs

playa_ffmpeg/software/scaling/
filter.rs
