Changelog

All notable changes to this package will be documented in this file.

The format is based on Keep a Changelog and this project adheres to Semantic Versioning.

[2.4.1] - 2025-10-31

Fixed

  • Small error in documentation preventing user manual publication

[2.4.0] - 2025-10-22

Added

  • LiteRT model import
  • Tokenization API
  • STFT and DFT ONNX operators
  • BlackmanWindow, HammingWindow, HannWindow and MelWeightMatrix ONNX operators
  • BitwiseAnd, BitwiseOr, BitwiseXor, BitwiseNot ONNX operators and functional methods
  • AsStrided, Atan2, Expm1, Log10, Log1p, Log2, Rsqrt, Trunc, ReduceVariance, Diagonal layers, functional methods and optimizer passes
  • NotEqual, FloorDiv, TrueDiv layers and LiteRT operators

Changed

  • Renamed Inference Engine to Sentis in package name and documentation
  • Improved model import time for ONNX models
  • ONNX model import operator order now consistent with the original model
  • Improved optimization passes to reduce operator count in imported models
  • Improved visualizer loading times and consistency in displaying attributes
  • ScatterND operator can now run on much larger tensors, enabling new models
  • ScatterND operator now allows negative indices
  • ONNX model outputs that are not connected to any inputs are no longer incorrectly pruned
  • Improve model import warning and error display in the inspector

Fixed

  • Small errors in documentation
  • Faulty optimization passes that could lead to inference issues
  • Memory leaks on model constants
  • Non-matching ProfilerMarker calls
  • Issues in CPU callback which could lead to incorrect inference on some models
  • Enable missing modes for GridSample and Upsample operators

[2.3.0] - 2025-07-15

Added

  • Model Visualizer for inspecting models as node-based graphs inside the Unity Editor
  • Support for Tensor<int> input for GatherND operator on GPUPixel backend
  • Support for Tensor<int> input for the base of the Pow operator on all backends
  • Support for the group and dilations arguments for the ConvTranspose operator on all backends
  • Support for value_float, value_floats, value_int and value_ints values in ONNX Constant operators

Changed

  • Optimized single-argument operators on CPU backend
  • Optimized deserialization of models to avoid reflection at runtime

Fixed

  • Einsum operator now works correctly on fallback path

[2.2.1] - 2025-05-28

Fixed

  • Issue with incorrect TensorShape in Conv layer when dilations are greater than 1 and auto-padding is used
  • Incorrect Third Party Notices

[2.2.0] - 2025-05-15

Added

  • First version of Inference Engine