#rgb

  1. rgb

    struct RGB/RGBA/etc. for sharing pixels between crates + convenience methods for color manipulation. Allows no-copy high-level interoperability. Also adds common convenience methods…

    v0.8.92-beta.1 4.9M #rgba #bgra #pixel
  2. imageproc

    Image processing operations

    v0.26.0 497K #pixel #image-processing #computer-vision #graphics-editor #rgb
  3. palette

    Convert and manage colors with a focus on correctness, flexibility and ease of use

    v0.7.6 386K #rgb #color-conversion #convert
  4. color

    representing and manipulating colors

    v0.3.2 53K #color-space #css-color #rgb #css #graphics
  5. dcv-color-primitives

    perform image color model conversion

    v1.0.0 8.5K #rgb #graphics #yuv #converter #video #no-alloc
  6. lab

    Tools for converting RGB colors to the CIE-L*a*b* color space, and comparing differences in color

    v0.11.0 463K #color-space #rgb #pixel
  7. kmeans_colors

    k-means clustering to find dominant colors in images. Backed by a generic k-means implementation offered as a standalone library

    v0.7.1 21K #k-means #rgb #graphics #lab #k-means-clustering
  8. coolor

    conversion between color formats

    v1.1.0 135K #ansi-colors #hsl #rgb
  9. colorsys

    A module for color conversion and mutation. Works with RGB(a)( as hexadecimal too), HSL(a), CMYK color models and with ANSI color codes

    v0.7.3 41K #cmyk #hsl #converter #graphics #rgb
  10. pix

    Pixel / raster image library

    v0.14.0 83K #pixel #rgb #image #pixels
  11. load_image

    Load PNG or JPEG with color profile support

    v3.3.2 2.6K #png #jpeg #color-profile #rgb #image #avif #webp #image-metadata
  12. hex_color

    lightweight library for working with RGB(A) hexadecimal colors

    v3.0.0 35K #rgb #rgb-hex #rgba #graphics
  13. ezk-image

    Convert pixel and color formats such and RGB, YUV (YCbCr), ICtCp

    v0.4.2 3.0K #rgb #yuv #video
  14. named-colour

    Hex Codes for popular colour names

    v0.3.25 800 #rgb #reference #constants
  15. catppuccin-whiskers

    😾 Soothing port creation tool for the high-spirited!

    v2.5.1 1.1K #color-themes #rgb #port #catppuccin #front-matter #whiskers #soothing #template-context #hsl
  16. random_color

    generating random attractive colors

    v1.1.0 41K #rgb #random #hsl #rgba #color
  17. srgb

    sRGB primitives and constants — lightweight crate with functions and constants needed when manipulating sRGB colours

    v0.3.5 #rgb #rec709 #xyz
  18. colorimetry

    Rust Spectral Colorimetry library with JavaScript/WASM interfaces

    v0.0.8 470 #rgb #cie #ciecam16
  19. cue-sdk

    A high-level safe wrapper for the Corsair iCUE SDK v4

    v0.1.1 #rgb-led #rgb #cue #icue #corsair #led
  20. icon-to-image

    Fast icon font to image renderer with Python bindings

    v0.1.6 #webp #icons #python-bindings #image #font-awesome #background-color #rgb #brand #save-file #rgb-hex
  21. smol-rgb

    A smol library for (s)Rgb color handling

    v0.5.0 #rgb #smol #color #encoded-color #linear-color #srgb #random-color
  22. ltpp-output

    An atomic output library based on Rust that supports output functionalities through functions, builders, and other methods. It allows customization of text and background colors.

    v3.0.0 1.6K #text-color #console-output #console-log #background-color #rgb #text-output #logging #official-documentation
  23. image-decompose

    Decomposes image into separate channels in different colour spaces

    v0.4.3 #rgb #image #hsl #graphics #lab #luv
  24. soft_ratatui

    Software rendering for ratatui. TUI everywhere.

    v0.1.3 300 #ratatui #embedded-graphics #cosmic-text #rgb #font-rendering #rgba #bdf #unicode #true-type #backend-for-ratatui
  25. chromashift

    converting between various color formats and color spaces

    v0.0.18-canary.ebb418d345 #color-space #rgb #convert #css-parser #css
  26. color_space

    converting between color spaces and comparing colors

    v0.5.4 1.7K #rgb #hsv #hsl #lab #graphics
  27. rgb_derivation

    Routines for calculation XYZ-RGB conversion matrices from white point and primaries

    v0.2.3 #rgb #xyz #srgb #graphics
  28. rgb-sequencer

    A no_std-compatible Rust library for controlling RGB LEDs through timed color sequences on embedded systems

    v0.2.0 #rgb #rgb-led #embedded #led
  29. tinte

    16-color palette generator for terminal and Wayland apps

    v2.0.1 #wallpaper #wayland #terminal #generator #rgb #dark-light #imagemagick #diacritics #post-hook #ansi-colors
  30. ix-match

    matching and moving IIQ files so they can be easily imported into IX Capture

    v0.3.1 1.3K #rgb #image #iiq #sub-directory #moving #unmatched #verbose-output #survey #camera #ix
  31. colornames

    An enum of color names, with a catchall RGB variant

    v0.0.6 #rgb #enum-variant #enum-variants #name #hex-color #named-color #white-space #lookup-tables #color-matching #case-insensitive
  32. tui_lib

    Be the base of a Tui Operation

    v0.1.8 500 #tui #settings #font #mouse-event #operation #text-interface #mutable-reference #mutex #rgb
  33. vialctl

    Control Vial-compatible keyboards from the command line

    v0.2.0 #rgb #keyboard #control #effect #vial
  34. hayro-jpeg2000

    A memory-safe, pure-Rust JPEG 2000 decoder

    v0.3.2 2.3K #jpeg2000 #jpeg #jpeg-decoder #image-decoder #memory-safe #rgb #progression
  35. rpi-led-panel

    Control LED matrices with a Raspberry Pi

    v0.8.1 #raspberry-pi #led-matrix #led #rgb-led #rgb
  36. som

    The 'som' programming language

    v0.61.0 4.8K #genius #fib #hex-string #idiot #simplicity #rgb
  37. rgb_int

    Integer representations and manipulations of rgb colours

    v0.2.1 150 #rgb #integer #integer-representation #color
  38. fast-srgb8

    Very fast conversions between linear float and 8-bit sRGB (with no_std support)

    v1.0.0 283K #simd #srgb #rgb #convert #graphics
  39. openrgb2

    OpenRGB SDK client, successor to openrgb

    v0.3.0 #rgb-led #gaming #rgb #led
  40. myrtio-light-composer

    1D LED rendering library

    v0.6.7 #rgb #1d #composer #led #rendering #critical-section #embedded #message-passing #communication-channel #bare-metal
  41. esp-hal-smartled2

    smart-leds driver for esp-hal using RMT peripheral

    v0.28.1 #smart-leds #driver #rgb #esp-hal #peripheral #rgb-led #rmt #esp32 #async-write #rgbw
  42. prisma

    color library for both simple and complex color manipulation, intending to be the go to rust color library for most tasks. It can handle conversion between a large number of color models…

    v0.1.1 380 #computer-vision #rgb #graphics #cie #color
  43. cairo_viewport

    A viewport for cairo-rs to simplify creating images

    v0.2.2 #viewport #bounding-box #cairo #image #context #png #rgb #0-0 #svg #line-width
  44. contrast

    Calculate contrast between two colors

    v0.1.1 4.4K #color #calculate #rgb #wcag #rgb8
  45. terminal_style

    A minimal library for styling terminal text using ANSI escape codes

    v0.4.0 #ansi-term #ansi-terminal-text #color-conversion #ansi-escapes #rgb #text-styling #rgb-hex #string-format #italic #8-bit
  46. color_scaling

    Functions to scale colors: get a weighted color between 2 colors

    v0.1.0 280 #color #scaling #rgb #weighted #scale
  47. rawpsd

    Minimal Rust PSD reading library

    v0.2.2 #psd #documentation #layer #group #photoshop #rgb #cmyk #compression #8-bit #hex-editor
  48. colorsnamed

    Names for a large set of widely understood color sets, like HTML/CSS or xkcd

    v0.2.1 #color-names #name #hex-color #set #css #xkcd #understood #hex-string #serde-integration #rgb
  49. rand_rgb

    Generate a random rgba-formatted color

    v0.2.2 #rgb #graphics #color
  50. ht32-panel-daemon

    Daemon with web UI for HT32 panel control

    v0.8.0 #web-ui #lcd #color-themes #led-display #daemon #rgb #rgb-led #ascii #ui-control #ht32
  51. rgb2slope

    converting Mapbox RGB tiles to slope maps

    v0.1.0 #slope #mapbox #rgb #tile #area #dem
  52. feim

    Modular crate for working with images in Rust

    v0.25.1 #image #rgb #serialization #color #specialized
  53. chromakitx

    A comprehensive color manipulation library for Rust

    v1.0.2 #rgb #command-line #color
  54. chroma-forge

    A comprehensive color conversion library for Rust

    v1.0.0 210 #rgb #color-conversion #rgb-hex #hsl #hex-color #graphics
  55. glint-mask-tools

    glint mask generation tools for UAV and aerial imagery

    v0.1.1 #sensors #mask #glint #validation #uav #aerial #imagery #rgb #dji #reflections
  56. image-texel

    A texel type and allocated buffers suitable for image data

    v0.5.0 500 #image-buffer #texel #pixel #layout #alignment #type-system #plain-old-data #rgb #bytemuck #data-layout
  57. lykoi_data

    data

    v0.7.0 #rgb #vector #data #random #dag #oklab #sod #acyclic-graph #real-time #math-utilities
  58. wooting-rgb

    Wooting RGB SDK Rust Library

    v0.3.6 #sdk-bindings #wooting #sdk #rgb #keyboard #keyboard-bindings
  59. pdfgen

    PDF rendering library

    v0.3.1 130 #pdf #pdf-generation #image #reference #cross-references #trailer #font #rgb #crt #pediferrous
  60. colors-transform

    Module for convert and transform colors

    v0.2.11 8.6K #rgb #hsl #css-color #converter #css #graphics
  61. scarlet

    Colors and color spaces made simple

    v1.2.0 320 #rgb #image #color #visualization
  62. hyperrust

    RGB utility for HyperX Alloy Origins 60 keyboard

    v0.1.4 650 #rgb #keyboard #hyperx #cli
  63. colourss

    parsing CSS color strings into RGB values

    v0.1.1 #rgb #css-color #css-parser #value #hsl #named-color #grammar-rules
  64. heckcheck

    A heckin small test case generator

    v2.0.1 1.2K #test-cases #rgb #generator #testing #serialization
  65. kolor

    Color conversions for games & interactive applications

    v0.1.9 110 #computer-vision #rgb #graphics #game #game-graphics
  66. pealn

    Intuitive way to print colored and styled text to console ,use predefined and RGB colors , use text styles , using ANSI, #terminal #console #colors #text #print #pealn #win #windows #ansi

    v0.4.1 340 #rgb #text-color #ansi-term #styled-text #terminal #italic #blink #windows-ansi #dim
  67. lp50xx-async

    Async Rust driver for the lp50xx family of Texas Instruments I2C RGB LED drivers

    v0.1.0 #rgb-led #rgb #led #no-alloc #driver
  68. ffimage

    Foreign function image handling

    v0.10.0 #pixel #image #rgb #driver #color-convert #color-conversion #gray #color-format
  69. rslibcamlite

    Rust wrapper for libcamlite - h264/rgb stream access to rpi cameras

    v0.1.9 #raspberry-pi #h264 #rgb #camera #edge-ai
  70. irospace

    color space and conversion method

    v0.1.0 100 #color-space #rgb #color-space-conversion
  71. luv

    Tools for converting between sRGB, CIE Luv and CIE LCh(uv) colour spaces and comparing differences in colour

    v0.9.2 #rgb #lch #graphics
  72. color-lsp

    A document color language server that supports various color formats, such as HEX, RGB, HSL, and named colors

    v0.2.0 420 #language-server #hex-color #language-server-protocol #format #document #rgb #hsl #named-color #lsp
  73. djal_parser

    parse configuration files

    v0.1.0 #config-parser #rgb #hex-color #name #numbers
  74. bracket-color

    RGB and HSV color handling and utilities, including lerp and W3C named colors. Part of the bracket-lib family.

    v0.8.7 11K #rogue-like #hsv #rgb #graphics
  75. colorbrewer

    providing colors from ColorBrewer

    v0.2.0 #color-palette #rgb #palette
  76. variantly

    Derive helper methods for enum variants that are familiar from std::option::Option & std::result::Result such as unwrap_or or and_then

    v0.4.0 21K #enum-variant #enums #methods #familiar #and-then #rgb #unwrap-or #hsv
  77. color_sort

    sorting and filtering colors in HEX, RGB(A) and HSL formats

    v0.1.0 #rgb #hsl #sorting #filtering
  78. mixbox

    Pigment-Based Color Mixing

    v2.0.0 #rgb #color-mixing #pigments #kubelka-munk #paints
  79. imagescript

    tiny and fast image manipulation library for js & rust

    v0.0.10 #jpeg #deno #image #rgb #zero-dependency #grayscale #nodejs #crop #tiff #memory-access
  80. lib-misc-color

    Unified color type with lazy conversion - RGB, RGBA, Hex support

    v0.8.3 #hex-color #rgb #rgba #hex #graphics
  81. streamdown-ansi

    ANSI escape codes and terminal utilities for streamdown

    v0.1.4 130 #ansi-term #ansi-escapes #streamdown #rgb #hsv #sanitize #visible #strip #cursor-control #command-line-utilities
  82. lian-linux

    An app to control Lian Li lights in Linux

    v0.2.0 120 #rgb #linux-control #light #controller #li #modes #daemon #runway
  83. wooting-sdk

    Rust bindings for the Wooting Analog and RGB SDKs!

    v0.1.1 #wooting-analog #rgb #analog-keyboard #keyboard
  84. rand_color

    Unified random color generation across color spaces

    v0.2.0 #rgb #hsl #graphics
  85. cichlid

    A color math library for programming addressable LEDs

    v0.2.1 #rgb #rgb-led #color #led
  86. paws

    A very simple, bring-your-own-backend UI layout library built for quick prototyping

    v0.3.3 #ui-layout #prototyping #built #rgb #very-simple #memory-footprint #freeform
  87. farver

    color library with easy transformation of colors with less functions

    v3.1.0 #rgb #css-color #color
  88. ble-ledly

    A customizable and extensible cross-platform high-level Bluetooth Low Energy light controller

    v0.3.0 #led #rgb-led #rgb #led-light #ble #ledstrip
  89. named_colors

    that provides named colors in RGB and Hexadecimal formats

    v0.1.1 #rgb #rgb-hex #hex-color #graphics #rust
  90. alienrgb

    Alienware RGB Controller device communication

    v0.1.0 #communication #controller #devices #rgb #alienware #wiki #open-rgb
  91. acolor

    Color representations, operations and conversions

    v0.0.11 #rgb #graphics #lab #no-alloc
  92. kolor-64

    Color conversions for games & interactive applications

    v0.1.9 #rgb #computer-vision #graphics #game #game-graphics
  93. Try searching with DuckDuckGo.

  94. rand_color_convert

    Color conversion strategy and helpers for rand_color workspace

    v0.1.0 #rgb #color-conversion #hsl #convert #graphics
  95. mystic_light_sdk

    wrapper for the MysticLight SDK (MSI hardware and peripherals)

    v0.4.2 #rgb #rgb-led #sdk #mystic-light
  96. eye

    Cross platform camera capture and control

    v0.5.0 110 #camera-control #camera-capture #cross-platform #frame #devices #rgb #hardware-interactions #jpeg
  97. pwlp

    Control LED strips wirelessly by sending them short animation programs

    v1.0.0 #animation #led #led-strip #programs #devices #rgb #rgb-led #raspberry-pi
  98. colorconv

    color conversion library

    v0.1.1 #rgb #color-conversion #convert #graphics
  99. lcd1602rgb-rs

    Native Rust driver for the waveshare LCD1602-RGB display module

    v0.2.0 #display-driver #lcd1602 #rgb #embedded
  100. pie_format

    PIE - Pixel Indexed Encoding - image format with optional external palette, especially good for pixel art. Reference implementation and PNG -> PIE CLI.

    v1.0.1 #png #palette #image #pixel-art #color-palette #image-encoding #pie #rgb #pixel-format #image-compression
  101. rustint

    working with RGB colors

    v0.1.5 220 #rgb #rgb-hex #hex-color #convert #interpolation
  102. color-to-tui

    Parse colors and convert them to ratatui::style::Colors

    v0.3.0 #ratatui #color-parser #convert #style #hex #color-convert #serialization #deserialize #rgb #hex-color
  103. tint

    Color creation and manipulation

    v1.0.1 95K #rgb #hsv #color
  104. ffimage_yuv

    YUV (aka YCbCr) pixel types for ffimage

    v0.10.0 #pixel #yuv #driver #image #color-conversion #ycbcr #camera #planar #rgb
  105. cherryrgb

    Cherry RGB keyboard instrumentation

    v0.2.8 #rgb #cherry-keyboard #rgb-led #animation #find #usb #rgb8 #usb-device
  106. ndless-sdl

    SDL bindings for Nspire & Ndless

    v0.2.0 #sdl #bindings #ndless #video #rect #nspire #rgb
  107. sorbet-color

    working with (and converting) colors in different spaces

    v0.3.1 #rgb #color-conversion #hsl #graphics #color
  108. ws2812-rs

    Flexible #![no_std] Rust driver for WS2812B LEDs — supports delay traits, spinloops, manual timing, and custom color patterns

    v0.1.0 #rgb #no-pio-need #embedded-hal
  109. rusty_style

    Style is a library for styling text in the terminal

    v0.1.2 #terminal #terminal-text #text-styling #tui #text-style #builder-pattern #style-text #terminal-formatting #rgb
  110. neural-network-rs

    A neural network library

    v0.1.4 #machine-learning #rgb
  111. chrom

    representing colours

    v1.2.0 #rgb #hex-color #rgb-hex
  112. wooting-rgb-sys

    Wooting RGB SDK Rust Bindings

    v0.3.6 #keyboard-bindings #sdk-bindings #rgb #wooting #sdk #keyboard
  113. liquidrust

    application for displaying information and setting RGB colors for the Corsair H115i RGB PRO XT AIO

    v0.2.2 250 #rgb #corsair #cooling #liquid #monitoring
  114. image2tensor

    Image to tensor conversion

    v0.3.1 #convert-images #computer-vision #rgb
  115. pigmnts-cli

    Generate a color palette from an image right on the command line

    v0.1.3 #color-palette #image #rgb #hex-color #color-palette-generator #generate-color #k-means #wasm #command-line-tool
  116. ponsic-color

    The dependency of the ponsic crate

    v0.1.1 #hsv #rgb #ponsic #hsl #color
  117. ctrem

    Print colored and styled text

    v0.1.4 #palette #styled-text #rgb #bold #text-color #text-style #blink #8-bit #underline #cprintln
  118. tincture

    Convert colors between sRGB, Oklab and related color spaces

    v1.0.0 160 #color-space #rgb #graphics
  119. colori

    basic color conversion and manipulation library

    v0.1.1 #rgb #color-conversion #hsl #color-names #convert #graphics
  120. rgb2vga

    An RGB pixel to VGA color converter implemented in rust

    v1.0.1 #rgb #vga #pixel #converter #color #no-std #cargo-run
  121. ormseparatev3

    RGB separator

    v0.1.0 #rgb #file-format #separator #channel #naming
  122. altered_perception

    struct HSV/Luma/HSL/etc. for sharing pixels between crates + other pixel manipulations

    v0.5.0 #rgb #hsv #luma
  123. beacon-calculator

    calculating the glass colors needed to color a Minecraft beacon

    v1.1.0 #rgb #beacon #minecraft #color
  124. colourado-iter

    A small and minimalistic library to generate a random color palette of infinite size

    v1.2.0 #random-color #color-palette #rgb #hex-color #color-palette-generator #hsv #generate-color
  125. rgb2spec

    Converts RGB colors to reflectance spectra

    v0.1.1 #rgb #convert #spectrum
  126. apds9151

    platform agnostic Rust driver for the APDS9151 Digital Proximity and RGB Color I2C Sensor

    v0.1.1 #rgb #proximity #embedded-hal-driver
  127. simple-bmp

    writing RGB pixels as a valid BMP file

    v0.2.1 180 #bmp #pixel #rgb #pixel-data #valid #debugging #image-viewer
  128. color-brewery

    Color palettes and gradients

    v0.1.0 #rgb #rgba #bgra #colormap
  129. hsv

    converting values in HSV color space to RGB

    v0.1.1 230 #rgb #color-space #hsl #graphics
  130. inku

    An RGBA color backed by a u32 for simple color manipulation

    v0.4.0 #rgb #color #u32 #rgba #graphics
  131. rainbow

    Types, conversions, and conveniences for linear and sRGB colors! 🌈

    v0.1.0 #rgb #srgb #graphics #computer-vision
  132. magichue-rs

    Control MagicHue brand Wi-Fi LED bulbs using Rust

    v0.1.0 #rgb #hardware #network-programming
  133. hsl

    Represent colors in HSL and convert between HSL and RGB

    v0.1.1 1.9K #rgb #convert #color
  134. antifacet

    general utilities

    v0.1.0 #rgb #utilities
  135. colorhash

    A hashing function to convert text strings into colors

    v0.1.3 #rgb #hsl #converter #graphics
  136. sht-colour

    Conversion tools for SHT colours

    v0.1.0 #rgb #graphics #color
  137. isl29125

    Platform-agnostic Rust driver for the ISL29125 low-power digital RGB color light sensor with IR blocking filter

    v0.1.0 #rgb #embedded-hal-driver #ir #sensors #color #sensor-driver
  138. cooler_master_sdk

    Rust wrapper for the cooler master SDK, used to control rgb keyboards

    v0.1.3 #cooler #rgb #control #sdk #keyboard #dll
  139. xblend

    color library

    v0.1.0 #rgb #graphics #rgba #color #blend #computer-vision
  140. iColor

    A relatively universal color format conversion tool. that can convert between #RRGGBB, #RGB, #RRGGBBAA, hsl, hsla, hsv, cmyk.

    v0.1.4 #icolor #rgb #color-conversion #convert #color-convert
  141. rgba8888-to-rgb332

    A cli tool that will process all files found in an input folder, transforming them from a file format containing full 16 million color PNG files to 8-bit raw data files

    v0.1.0 #rgb #png #8-bit
  142. mshowrgb

    show rgb by mirko

    v0.1.1 #rgb #show #mirko #green #color
  143. rgb2hex

    Convert RGB color to hexadecimal color

    v0.3.0 #rgb #convert #hex-color #12
  144. evcxr_image

    Displays images from the image crate in Evcxr Jupyter

    v1.1.0 #evcxr #image-display #jupyter #rgb
  145. apyee

    yeelight api

    v0.6.0 #api #devices #yeelight #response #address #rgb
  146. choreographer

    A color pattern sequencer, intended for groups of RGB LEDs

    v0.0.4 #rgb #rgb-led #sequencer #pattern #color #fade #groundhog
  147. is31fl3193

    I2C driver for the IS31FL3193 RGB LED driver

    v0.1.1 #rgb-led #embedded-hal-driver #rgb
  148. termcolor2rgb

    Small crate to convert termcolor::Color to RGB value

    v1.0.1 #rgb #term-color #convert #value #ansi
  149. glm_color

    manipulating and generating color values, based on the glm-rs math library

    v0.1.2 #rgb #graphics #glm #color
  150. apds9253

    Driver for APDS9253 light sensor

    v1.0.0 #rgb #als #broadcom #no-std
  151. esp32_ws2812b

    that provides control over the WS2812B LED

    v0.1.0 #rgb #ws2812b #esp32 #embedded
  152. nitv

    NITF Visualizer

    v0.2.0 180 #nitf #image #visualizer #read #row #lookup-tables #rgb #png
  153. roast2d_internal

    Roast2D internal crate

    v0.4.0 #rgb #polygon
  154. mswhowrgb

    show rgb by mirko

    v0.1.0 #rgb #show #mirko #green #color
  155. is-rust

    check whether something is rust

    v0.1.0 #rgb #value #validation #rusty #color #forms #company #someone #make-sure
  156. color-lib

    implementing colors and converting between different representations. Includes a library easy access default colors.

    v0.1.0 #rgb #color-convert #hsv #representation #hsl #color-map #between-different
  157. hsluv

    Human-friendly HSL (revision 4)

    v0.3.1 #rgb #hsl #color #luv #husl
  158. ray_tracing_core

    Ray Tracing based on Peter Shirley's mini books

    v0.1.1 #ray-tracer #rgb #book #random #peter #shirley #operator-overloading
  159. colours

    Color types for different color models with conversions between it

    v0.1.1 #rgb #hsv #hsl #alpha #graphics
  160. svpng

    A small function for saving RGB/RGBA image into uncompressed PNG

    v0.1.1 #rgb #rgba #save #png #uncompressed #pix