57 lines
2.2 KiB
Python
57 lines
2.2 KiB
Python
# SPDX-License-Identifier: Apache-2.0
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# SPDX-FileCopyrightText: Copyright contributors to the vLLM project
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"""Qwen3-TTS pipeline: Talker (text → RVQ codec) → Code2Wav (codec → audio).
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Chunked vs end-to-end mode is dispatched from ``deploy.async_chunk``.
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"""
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from vllm_omni.config.stage_config import (
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PipelineConfig,
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StageExecutionType,
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StagePipelineConfig,
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)
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_PROC = "vllm_omni.model_executor.stage_input_processors.qwen3_tts"
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QWEN3_TTS_PIPELINE = PipelineConfig(
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model_type="qwen3_tts",
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# Pipeline-level default; the code2wav stage overrides per-stage below.
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model_arch="Qwen3TTSTalkerForConditionalGeneration",
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stages=(
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StagePipelineConfig(
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stage_id=0,
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model_stage="qwen3_tts",
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execution_type=StageExecutionType.LLM_AR,
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input_sources=(),
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owns_tokenizer=True,
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engine_output_type="latent",
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async_chunk_process_next_stage_input_func=(f"{_PROC}.talker2code2wav_async_chunk"),
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custom_process_next_stage_input_func=f"{_PROC}.talker2code2wav_full_payload",
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sampling_constraints={
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"detokenize": False,
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"stop_token_ids": [2150],
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},
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),
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StagePipelineConfig(
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stage_id=1,
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model_stage="code2wav",
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execution_type=StageExecutionType.LLM_GENERATION,
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input_sources=(0,),
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final_output=True,
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final_output_type="audio",
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engine_output_type="audio",
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model_arch="Qwen3TTSCode2Wav",
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# ``sync_process_input_func`` is the only input-proc override for
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# this stage in sync (non-async-chunk) mode: a length-only
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# ``_token_only`` placeholder. The bulk codec payload itself
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# ships via the worker connector from stage 0's
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# ``talker2code2wav_full_payload`` producer. Under async_chunk
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# mode no pre-stage processing is needed -- chunks deliver
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# directly to the consumer.
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sync_process_input_func=f"{_PROC}.talker2code2wav_token_only",
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sampling_constraints={"detokenize": True},
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extras={"tts_args": {"max_instructions_length": 500}},
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),
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),
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)
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