NancyFyongandNancyFyong
e74fe3c6e8
Signed-off-by: NancyFyong <NancyFyong@users.noreply.github.com> Co-authored-by: NancyFyong <NancyFyong@users.noreply.github.com>
51 lines
1.7 KiB
Python
51 lines
1.7 KiB
Python
# SPDX-License-Identifier: Apache-2.0
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# SPDX-FileCopyrightText: Copyright contributors to the vLLM-Omni project
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"""Audio8 TTS Preview pipeline topology.
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Stage 0: ``audio8_tts_slow_ar`` -- text -> semantic tokens + codec codes.
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Stage 1: ``audio8_tts_codec_decoder`` -- codec codes -> 44.1 kHz waveform.
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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.audio8_tts"
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#: ``<|im_end|>``: the Slow AR ends the utterance with an end-of-turn token.
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AUDIO8_TTS_EOS_TOKEN_ID = 151645
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AUDIO8_TTS_PIPELINE = PipelineConfig(
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model_type="arktts",
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default_deploy_config_name="audio8_tts.yaml",
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model_arch="Audio8TTSSlowARForConditionalGeneration",
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stages=(
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StagePipelineConfig(
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stage_id=0,
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model_stage="audio8_tts_slow_ar",
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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}.slow_ar_to_codec_decoder_async_chunk"),
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sampling_constraints={
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"detokenize": False,
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"stop_token_ids": [AUDIO8_TTS_EOS_TOKEN_ID],
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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="audio8_tts_codec_decoder",
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model_arch="Audio8TTSCodecDecoder",
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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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sampling_constraints={"detokenize": True},
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),
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),
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)
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