external/fast_image_resize
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Reformatted examples of code in README.md.

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This commit is contained in:
Kirill Kuzminykh
2022-01-12 23:50:42 +03:00
parent d4ead15856
commit 8fa48eab29
1 changed files with 12 additions and 4 deletions
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README.md
+12 -4
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@@ -131,7 +131,7 @@ fn resize_image_example() {
.unwrap();
// Create MulDiv instance
let alpha_mul_div: fr::MulDiv = Default::default();
let alpha_mul_div = fr::MulDiv::default();
// Multiple RGB channels of source image by alpha channel
alpha_mul_div
.multiply_alpha_inplace(&mut src_image.view_mut())
@@ -140,14 +140,20 @@ fn resize_image_example() {
// Create container for data of destination image
let dst_width = NonZeroU32::new(1024).unwrap();
let dst_height = NonZeroU32::new(768).unwrap();
let mut dst_image = fr::Image::new(dst_width, dst_height, src_image.pixel_type());
let mut dst_image = fr::Image::new(
dst_width,
dst_height,
src_image.pixel_type(),
);
// Get mutable view of destination image data
let mut dst_view = dst_image.view_mut();
// Create Resizer instance and resize source image
// into buffer of destination image
let mut resizer = fr::Resizer::new(fr::ResizeAlg::Convolution(fr::FilterType::Lanczos3));
let mut resizer = fr::Resizer::new(
fr::ResizeAlg::Convolution(fr::FilterType::Lanczos3)
);
resizer.resize(&src_image.view(), &mut dst_view).unwrap();
// Divide RGB channels of destination image by alpha
@@ -172,7 +178,9 @@ fn resize_image_example() {
use fast_image_resize as fr;
fn main() {
le mut resizer = fr::Resizer::new(fr::ResizeAlg::Convolution(fr::FilterType::Lanczos3));
le mut resizer = fr::Resizer::new(
fr::ResizeAlg::Convolution(fr::FilterType::Lanczos3),
);
unsafe {
resizer.set_cpu_extensions(fr::CpuExtensions::Sse4_1);
}