From 0af070ed93791ed7616b892c803471df1122fc99 Mon Sep 17 00:00:00 2001 From: Lovell Fuller Date: Thu, 23 Mar 2023 18:57:43 +0000 Subject: [PATCH] Docs: update performance results, include PNG-based task --- docs/performance.md | 106 ++++++++++++++++++++++++++++++-------------- 1 file changed, 73 insertions(+), 33 deletions(-) diff --git a/docs/performance.md b/docs/performance.md index 2409804f3..82131bb53 100644 --- a/docs/performance.md +++ b/docs/performance.md @@ -7,58 +7,98 @@ and using 8+ core machines, especially those with larger L1/L2 CPU caches. The I/O limits of the relevant (de)compression library will generally determine maximum throughput. -## The contenders +## Contenders -* [jimp](https://www.npmjs.com/package/jimp) v0.16.2 - Image processing in pure JavaScript. Provides bicubic interpolation. +* [jimp](https://www.npmjs.com/package/jimp) v0.22.7 - Image processing in pure JavaScript. * [imagemagick](https://www.npmjs.com/package/imagemagick) v0.1.3 - Supports filesystem only and "*has been unmaintained for a long time*". * [gm](https://www.npmjs.com/package/gm) v1.25.0 - Fully featured wrapper around GraphicsMagick's `gm` command line utility. -* [@squoosh/lib](https://www.npmjs.com/package/@squoosh/lib) v0.4.0 - Image libraries transpiled to WebAssembly, includes GPLv3 code. -* [@squoosh/cli](https://www.npmjs.com/package/@squoosh/cli) v0.7.2 - Command line wrapper around `@squoosh/lib`, avoids GPLv3 by spawning process. -* sharp v0.31.3 / libvips v8.13.3 - Caching within libvips disabled to ensure a fair comparison. +* [@squoosh/lib](https://www.npmjs.com/package/@squoosh/lib) v0.4.0 - Image libraries transpiled to WebAssembly, includes GPLv3 code, but "*Project no longer maintained*". +* [@squoosh/cli](https://www.npmjs.com/package/@squoosh/cli) v0.7.3 - Command line wrapper around `@squoosh/lib`, avoids GPLv3 by spawning process, but "*Project no longer maintained*". +* sharp v0.32.0 / libvips v8.14.2 - Caching within libvips disabled to ensure a fair comparison. -## The task +## Environment + +### AMD64 + +* AWS EC2 us-east-2 [c6a.xlarge](https://aws.amazon.com/ec2/instance-types/c6a/) (4x AMD EPYC 7R13) +* Ubuntu 22.04 20230303 (ami-0122295b0eb922138) +* Node.js 16.19.1 + +### ARM64 + +* AWS EC2 us-east-2 [c7g.xlarge](https://aws.amazon.com/ec2/instance-types/c7g/) (4x ARM Graviton3) +* Ubuntu 22.04 20230303 (ami-0af198159897e7a29) +* Node.js 16.19.1 + +## Task: JPEG Decompress a 2725x2225 JPEG image, resize to 720x588 using Lanczos 3 resampling (where available), then compress to JPEG at a "quality" setting of 80. -## Results +Note: jimp does not support Lanczos 3, bicubic resampling used instead. -### AMD64 +#### Results: JPEG (AMD64) + +| Module | Input | Output | Ops/sec | Speed-up | +| :----------------- | :----- | :----- | ------: | -------: | +| jimp | buffer | buffer | 0.84 | 1.0 | +| squoosh-cli | file | file | 1.07 | 1.3 | +| squoosh-lib | buffer | buffer | 1.82 | 2.2 | +| gm | buffer | buffer | 8.41 | 10.0 | +| gm | file | file | 8.45 | 10.0 | +| imagemagick | file | file | 8.77 | 10.4 | +| sharp | stream | stream | 36.36 | 43.3 | +| sharp | file | file | 38.67 | 46.0 | +| sharp | buffer | buffer | 39.44 | 47.0 | -* AWS EC2 eu-west-1 [c6a.xlarge](https://aws.amazon.com/ec2/instance-types/c6a/) (4x AMD EPYC 7R13) -* Ubuntu 22.04 (ami-026e72e4e468afa7b) -* Node.js 16.19.0 +#### Results: JPEG (ARM64) | Module | Input | Output | Ops/sec | Speed-up | | :----------------- | :----- | :----- | ------: | -------: | -| jimp | buffer | buffer | 0.82 | 1.0 | -| squoosh-cli | file | file | 1.05 | 1.3 | -| squoosh-lib | buffer | buffer | 1.19 | 1.5 | -| gm | buffer | buffer | 8.47 | 10.3 | -| gm | file | file | 8.58 | 10.5 | -| imagemagick | file | file | 9.23 | 11.3 | -| sharp | stream | stream | 33.23 | 40.5 | -| sharp | file | file | 35.22 | 43.0 | -| sharp | buffer | buffer | 35.70 | 43.5 | +| jimp | buffer | buffer | 1.02 | 1.0 | +| squoosh-cli | file | file | 1.11 | 1.1 | +| squoosh-lib | buffer | buffer | 2.08 | 2.0 | +| gm | buffer | buffer | 8.80 | 8.6 | +| gm | file | file | 10.05 | 9.9 | +| imagemagick | file | file | 10.28 | 10.1 | +| sharp | stream | stream | 26.87 | 26.3 | +| sharp | file | file | 27.88 | 27.3 | +| sharp | buffer | buffer | 28.40 | 27.8 | -### ARM64 +## Task: PNG + +Decompress a 2048x1536 RGBA PNG image, +premultiply the alpha channel, +resize to 720x540 using Lanczos 3 resampling (where available), +unpremultiply then compress as PNG with a "default" zlib compression level of 6 +and without adaptive filtering. + +Note: jimp does not support premultiply/unpremultiply. -* AWS EC2 eu-west-1 [c7g.xlarge](https://aws.amazon.com/ec2/instance-types/c7g/) (4x ARM Graviton3) -* Ubuntu 22.04 (ami-02142ceceb3933ff5) -* Node.js 16.19.0 +### Results: PNG (AMD64) | Module | Input | Output | Ops/sec | Speed-up | | :----------------- | :----- | :----- | ------: | -------: | -| jimp | buffer | buffer | 0.84 | 1.0 | -| squoosh-cli | file | file | 1.12 | 1.3 | -| squoosh-lib | buffer | buffer | 2.11 | 2.5 | -| gm | buffer | buffer | 10.39 | 12.4 | -| gm | file | file | 10.40 | 12.4 | -| imagemagick | file | file | 10.73 | 12.8 | -| sharp | stream | stream | 33.63 | 40.0 | -| sharp | file | file | 34.91 | 41.6 | -| sharp | buffer | buffer | 35.72 | 42.5 | +| squoosh-cli | file | file | 0.40 | 1.0 | +| squoosh-lib | buffer | buffer | 0.47 | 1.2 | +| gm | file | file | 6.47 | 16.2 | +| jimp | buffer | buffer | 6.60 | 16.5 | +| imagemagick | file | file | 7.08 | 17.7 | +| sharp | file | file | 17.80 | 44.5 | +| sharp | buffer | buffer | 18.02 | 45.0 | + +### Results: PNG (ARM64) + +| Module | Input | Output | Ops/sec | Speed-up | +| :----------------- | :----- | :----- | ------: | -------: | +| squoosh-cli | file | file | 0.40 | 1.0 | +| squoosh-lib | buffer | buffer | 0.48 | 1.2 | +| gm | file | file | 7.20 | 18.0 | +| jimp | buffer | buffer | 7.62 | 19.1 | +| imagemagick | file | file | 7.96 | 19.9 | +| sharp | file | file | 12.97 | 32.4 | +| sharp | buffer | buffer | 13.12 | 45.0 | ## Running the benchmark test