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Specifications

• Basis File Format and ETC1S Texture/Texture Video Specification

• UASTC Texture Specification

Introductory Pages

• How to Use the System

• GPU Texture Format Support

• .basis File Format Overview

• Transcoder Details, Shrinking the Compiled Size of the Transcoder

• ETC1S Compression Effort Levels

• ETC1S Encoder Speed

References/Notes

• Release Notes

• .basis File Format Forward/Backward Compatibility

• UASTC Implementation Details

• Using Basis Universal to decompress any supported GPU texture format

• Transcoder Debugging

• Here's a table showing which OpenGL texture format corresponds to each supported transcoder texture format.

• How to benchmark or directly call the UASTC encoder/transcoder/decoder