image-rs/imageproc

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Image processing operations

Stars: 979
Forks: 181
Open beginner issues: 0
Indexed issues: 72
Avg merge: 5m
Merged PRs (30d): 4

Dominant language: Rust
License: MIT
Last GitHub push: Aug 29, 2026
Latest indexed: Sep 20, 2026
Contributing guide: Contributing guide
Code of conduct: No code of conduct
Beginner labels: help wanted good first issue

Beginner friendly Everything

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72 open issues indexed

Build fails with display-window feature enabled Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

image-rs/imageproc#792 · Opened Jun 11, 2026
Error in match_histogram_mut() Open

Difficulty 3/5 1-2 days Newbie friendliness 55/100

image-rs/imageproc#783 · Opened May 18, 2026
Add `MatchTemplateMethod` variant responding to `cv::TemplateMatchModes::TM_CCOEFF{,_NORMED}` Open

Difficulty 3/5 1-2 days Newbie friendliness 52/100

image-rs/imageproc#775 · 2 reactions · Opened Apr 9, 2026
Feature proposal: improve `approximate_polygon_dp` on closed contours. Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

image-rs/imageproc#762 · 1 reaction · Opened Mar 12, 2026
Incorrect text kerning logic in `layout_glyphs` Open

Difficulty 2/5 1-3 hours Newbie friendliness 82/100

image-rs/imageproc#761 · 2 comments · Opened Mar 4, 2026
Compile issue with getrandom crate since version 0.26 Open

Difficulty 3/5 1-2 days Newbie friendliness 42/100

image-rs/imageproc#757 · 3 comments · Opened Mar 2, 2026
Implement imageproc operations for `image::DynamicImage` Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

image-rs/imageproc#722 · Opened Aug 5, 2025
Is it possible to use GPU to accelerate the template_matching module? Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

image-rs/imageproc#718 · Opened Jul 12, 2025
Add a serde feature-flag that adds (De-)Serialize impls for public types Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

image-rs/imageproc#716 · Opened May 14, 2025
draw_text_mut doesn't consider Alpha value. Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

image-rs/imageproc#714 · 1 comment · 1 reaction · Opened Mar 9, 2025
feature: correlation coefficient template matching method Open

Difficulty 4/5 3-5 days Newbie friendliness 38/100

image-rs/imageproc#712 · Opened Feb 28, 2025
`draw_text_mut` does not seem to account for accents when placing text. Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

image-rs/imageproc#710 · 4 comments · Opened Jan 13, 2025
`imageproc::edges::canny` panics when thresholds are both 0.0 Open

Difficulty 3/5 1-2 days Newbie friendliness 48/100

image-rs/imageproc#705 · Opened Jan 6, 2025
Fft based template matching support? Open

Difficulty 5/5 Over a week Newbie friendliness 15/100

image-rs/imageproc#704 · 2 comments · Opened Jan 6, 2025
Fuzzing Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

image-rs/imageproc#702 · 3 comments · Opened Jan 3, 2025
Template matching benchmarks all use the same hardcoded method Open

Difficulty 2/5 1-3 hours Newbie friendliness 56/100

image-rs/imageproc#701 · Opened Dec 25, 2024
Detailed error for generic type parameter of find_contours_with_threshold Open

Difficulty 2/5 1-3 hours Newbie friendliness 45/100

image-rs/imageproc#694 · 2 comments · Opened Nov 21, 2024
Allow callers to pass in output buffers Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

image-rs/imageproc#685 · 33 comments · Opened Sep 10, 2024
Add `#[must_use]` to all non-mut image processing functions Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

image-rs/imageproc#675 · 2 reactions · Opened Jun 29, 2024
Rounded corners on rectangles and images Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

image-rs/imageproc#672 · 4 comments · Opened Jun 24, 2024
Decide module layout for new imageops functions Open

blocks-release

Difficulty 5/5 Over a week Newbie friendliness 20/100

image-rs/imageproc#667 · 1 comment · Opened Jun 9, 2024
Add Tags for all previous releases where possible Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

image-rs/imageproc#665 · 2 comments · Opened Jun 8, 2024
Fix filter performance vs simple hardcoded implementation Open

blocks-release

Difficulty 4/5 3-5 days Newbie friendliness 25/100

image-rs/imageproc#664 · 1 comment · Opened Jun 7, 2024
Agree a sensible API for filtering so we can reduce the risk of frequent breaking changes to signatures Open

blocks-release

Difficulty 5/5 Over a week Newbie friendliness 20/100

image-rs/imageproc#661 · 3 comments · Opened May 28, 2024
Document release process Open

blocks-release

Difficulty 3/5 1-2 days Newbie friendliness 25/100

image-rs/imageproc#653 · Opened May 27, 2024
Check for any functions missing tests Open

Difficulty 4/5 3-5 days Newbie friendliness 42/100

image-rs/imageproc#651 · 6 comments · Opened May 26, 2024
Switch `imageproc::Rect` to `image::Rect` Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

image-rs/imageproc#645 · 3 comments · Opened May 26, 2024
`warp_inner()` and `equalize_histogram_mut()` should be two functions based on `rayon` feature Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

image-rs/imageproc#625 · 1 comment · 2 reactions · Opened May 20, 2024
Gate merges on passing tests Open

Difficulty 4/5 3-5 days Newbie friendliness 20/100

image-rs/imageproc#551 · 1 comment · Opened Mar 10, 2024
make interpolate_* public Open

Difficulty 2/5 1-3 hours Newbie friendliness 45/100

image-rs/imageproc#546 · 2 comments · Opened Feb 21, 2024
Add 2D Butterworth Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

image-rs/imageproc#543 · 1 comment · Opened Oct 5, 2023
Some arithmetic overflow bugs found by libfuzzer Open

Difficulty 3/5 1-2 days Newbie friendliness 55/100

image-rs/imageproc#537 · 1 comment · Opened Aug 7, 2023
Optimized separable filters Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

image-rs/imageproc#531 · 1 comment · Opened Jun 14, 2023
median_filter is two orders of magnitude slower than opencv::imgproc::median_blur. Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

image-rs/imageproc#530 · 3 comments · Opened Jun 7, 2023
How to draw lines with different width? Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

image-rs/imageproc#513 · 2 comments · 9 reactions · Opened Jan 5, 2023
Add floodfill Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

image-rs/imageproc#509 · 2 comments · Opened Sep 21, 2022
Laplacian edge detection Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

image-rs/imageproc#505 · 3 comments · 2 reactions · Opened Aug 7, 2022
add an explicit way to define the shape of drawn text Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

image-rs/imageproc#501 · 2 comments · 1 reaction · Opened Jun 24, 2022
Feature request: `draw_filled_polygon[_mut]` (drawing polygon with fill but no stroke/edges) Open

Difficulty 2/5 1-3 hours Newbie friendliness 65/100

image-rs/imageproc#496 · Opened May 1, 2022
processing helpers for iiif Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

image-rs/imageproc#495 · 2 comments · Opened Apr 27, 2022
Hough transform seems to double account for virtical lines Open

Difficulty 3/5 1-2 days Newbie friendliness 42/100

image-rs/imageproc#481 · 1 comment · Opened Dec 28, 2021
Draw text with outline Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

image-rs/imageproc#479 · 4 comments · 1 reaction · Opened Dec 10, 2021
Draw non horizontal thick lines Open

Difficulty 4/5 3-5 days Newbie friendliness 38/100

image-rs/imageproc#433 · 4 comments · 1 reaction · Opened Oct 8, 2020
Draw antialiased lines on non-pixel coordinates Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

image-rs/imageproc#425 · 1 comment · Opened Aug 24, 2020
Rotation introduces black bars Open

Difficulty 4/5 3-5 days Newbie friendliness 48/100

image-rs/imageproc#415 · 3 comments · Opened May 10, 2020
Support drawing oblique ellipse Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

image-rs/imageproc#409 · 3 comments · Opened Feb 27, 2020
Add function for creating image pyramids Open

Difficulty 5/5 Over a week Newbie friendliness 15/100

image-rs/imageproc#401 · 3 comments · 1 reaction · Opened Dec 27, 2019
Implement contrast-limited adaptive histogram equalization (CLAHE) Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

image-rs/imageproc#399 · 3 comments · Opened Dec 24, 2019
Affine transformations Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

image-rs/imageproc#392 · 1 comment · Opened Oct 20, 2019
Add sharpen operation Open

image-rs/imageproc#376 · 2 comments · 1 assignee · Opened Sep 1, 2019

image-rs/imageproc

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