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vllm-omni/examples/offline_inference/aura_omni/README.md
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# AURA Omni: Offline inference
This example runs the native AURA Omni pipeline offline:
```text
Qwen3-ASR -> AURA/Qwen3-VL -> Qwen3-TTS Talker -> Qwen3-TTS Code2Wav
```
The first stage consumes speech and produces a transcript. The AURA stage then combines the transcript with the video frames from the original request and returns text or `<|silent|>`. Non-silent responses are passed to Qwen3-TTS as AURA-generated token ids.
## Run
```bash
cd examples/offline_inference/aura_omni
bash run_single_prompt.sh
```
Use local media:
```bash
python end2end.py \
--audio-path /path/to/input.wav \
--video-path /path/to/video.mp4 \
--modalities text,audio
```
Base voice clone mode is the default. It uses the AURA reference audio unless
you override it:
```bash
python end2end.py \
--tts-task-type Base \
--tts-ref-audio /data/yrr/rein_test/shuhan.mp3 \
--tts-x-vector-only-mode
```
CustomVoice mode requires stages 2 and 3 in `vllm_omni/deploy/aura_omni.yaml`
to point at a Qwen3-TTS CustomVoice checkpoint:
```bash
python end2end.py \
--tts-task-type CustomVoice \
--tts-speaker Vivian
```
For local checkpoints, edit the stage `model` entries in
`vllm_omni/deploy/aura_omni.yaml` or pass a copied deploy config with
`--deploy-config`.
## GPU Utilization Recommendation
Set `gpu_memory_utilization` in `vllm_omni/deploy/aura_omni.yaml` by stage.
Suggested starting point:
- Stage 0 (ASR): `0.10`
- Stage 1 (AURA): `0.4`
- Stage 2 (Qwen3-TTS Talker): `0.20`
- Stage 3 (Qwen3-TTS Code2Wav): `0.20`
Generated text and audio are written to `--output-dir`
(default: `output_aura_omni`).