OuteTTS v0.4.2

• Fade-in / Fade-out Audio Decoding
  Introduced quick fade-in and fade-out on decoded audio chunks to eliminate clipping artifacts at segment boundaries.

• Batched Decoding Interfaces
  Added support for high-throughput, batched inference via three new backends:

  • EXL2 Async: Asynchronous batch processing using the EXL2.
  • VLLM: Asynchronous batch decoding with VLLM. (Experiment support)
  • llama.cpp Async Server Endpoint: Connects to a continuously-batched llama.cpp server for async inference.

• Single-Stream Decoding

  • llama.cpp Server Endpoint: single-stream decode endpoint for llama.cpp server.

• OuteTTS 1.0 0.6B Model Support
  Compatibility with the new OuteTTS-1.0-0.6B, including config defaults.

• Batched Interface Parameters
  New configuration options to control batched interface.

• Enhanced pre-prompt normalization pipeline.

• Documentation Updates, expanded the batched interface usage.