) that originally created the atlas, the extractor reads the exact coordinates (X, Y, Width, Height) and clips each image perfectly. Smart Detection (Image Analysis):
You are moving your project from one game engine (e.g., Cocos2d) to another (e.g., Unity or Godot) and need to re-pack your assets using different settings.
For developers dealing with bulk assets, automation via Python is highly efficient. By combining libraries like Pillow (PIL) with a JSON parser, you can write a script to batch-extract thousands of atlases in seconds. Step-by-Step: How to Extract a Texture Atlas Using Metadata
For developers who prefer automation, open-source command-line scripts are highly efficient. texture atlas extractor
: High-quality extractors automatically re-add transparent padding that was stripped during the packing process to ensure animations align correctly.
A texture atlas is an image of the parts that make up a character, etc., arranged on a plane. Live2D Cubism
This public link is valid for 7 days and shares a thread, including any personal information you added. This link or copies made by others cannot be deleted. If you share with third parties, their policies apply. Can’t copy the link right now. Try again later. ) that originally created the atlas, the extractor
Depending on your technical expertise and budget, there are several excellent tools available for extracting textures. 1. Dedicated GUI Extractors
A file generated by packing software (like TexturePacker or Shoebox) detailing exactly where each asset sits. 2. Parsing the Coordinates
have the data file, advanced extractors scan the image for "islands" of pixels surrounded by transparency. They then draw bounding boxes around these clusters to export them as individual files. Popular Extraction Tools TexturePacker (Unpacker): By combining libraries like Pillow (PIL) with a
Advanced texture packers often rotate sprites by 90 degrees or trim away transparent pixels to pack more tightly. A high-quality texture atlas extractor reads the "rotated" and "trimmed" flags to automatically rotate the extracted image back to its original orientation and restore its original canvas dimensions. Top Tools for Extracting Texture Atlases
The modding community relies heavily on extraction tools to alter game assets. As noted in a recent feature request for ModPorter-AI, mods that use combined atlases often fail to convert correctly unless the atlases are split first. Extractors allow modders to change a character's shirt or weapon skin without corrupting the rest of the texture sheet.
How to Use a Texture Atlas in Blender (UV Tile Selector Tutorial) 02-Oct-2025 —
Some Python implementations use PIL.Image.transpose(Image.ROTATE_270) or cv2.rotate(img, cv2.ROTATE_90_COUNTERCLOCKWISE) to perform this correction.