Mastodawn

Made a new sample for FastHDR in Unity:
https://engine.needle.tools/samples/fasthdr-environment-lighting-exr-compression/

#ktx #exr #compression #threejs #webdev #needle

FastHDR Environment Lighting - EXR compression

10x faster image based lighting, zero framedrops and 95% less GPU memory usage

Marcel Wiessler 1d ago

Needle Engine 5 is here with a huge leap in #materialx support and #EXR compression

Check out the changelog: https://github.com/needle-tools/needle-engine-support/releases/tag/release%2F5.0.0

#threejs #needle #webdev

Release 5.0.0 · needle-tools/needle-engine-support

⭐ Highlights FastHDR (PMREM) — Ultra-fast EXR Compression Needle Engine now supports compressing EXR skybox and environment textures using our FastHDR format. Compared to standard EXR files, FastHD...

GitHub

Wojciech Jarosz Jan 7

Managed to get portable Linux AppImage binaries to work, so I'm pushing a new release of HDRView! Same as v2.7.0, but with precompiled binaries for Linux.

https://github.com/wkjarosz/hdrview/releases/tag/v2.7.1

#opensource #HDR #high_dynamic_range #png #exr #jpegxl #colorscience #freeSoftware #linux

arcmath Nov 15

The #EXR high dynamic range motion picture file format now supports lossless #HTJ2K compression.

#OpenEXR #OpenJPH #Cpp #JPEG

https://openexr.com/en/latest/news.html#september-5-2025-openexr-3-4-0-released

https://aras-p.info/blog/2025/07/08/Lossless-Float-Image-Compression/

News

James Balamuta Jul 12, 2025

Saturday morning hacking on {quarto-assign} that takes

One file → multiple outputs (assignment/solution/rubric)

Coming soon:

✨ Auto-numbering with {#exr-} integration
📦 Solutions in callouts

#quarto #rstats #python

GripNews Jun 5, 2025

🌕 iPhone 15 Pro 的深度圖探索：從 HEIC 到 EXR 的解析
➤ 深入解析 iPhone 15 Pro 深度圖的提取與轉換過程
✤ https://tech.marksblogg.com/apple-iphone-15-pro-depth-map-heic.html
本文探討了 iPhone 15 Pro 拍攝的照片中深度圖的解析與應用。作者分享了使用 Python 腳本，從 iPhone 拍攝的 HEIC 格式照片中提取深度圖、HDR 增益圖和基礎圖像，並將其轉換為 EXR 格式，以便在專業的視覺效果和 3D 渲染流程中使用。文章還詳細介紹了作者使用的硬體配置和軟體環境，以及具體的程式指令和設定步驟。
+ 這篇文章寫得非常詳細，對於想了解 iPhone 15 Pro 拍攝的照片中深度圖資料的人來說，非常有幫助。
+ 雖然技術細節有點多，但對於從事視覺特效或 3D 渲染工作的人來說，可以瞭解到如何利用 iPhone 拍攝的照片進行更深入的處理。
#科技 #攝影 #iPhone #HEIC #EXR #Python

The iPhone 15 Pro's Depth Maps

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