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vllm-omni/vllm_omni/entrypoints/openai/protocol/audio.py
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2026-01-27 14:37:21 +08:00

75 lines
2.3 KiB
Python

from typing import Literal
import numpy as np
from pydantic import BaseModel, Field, field_validator
class OpenAICreateSpeechRequest(BaseModel):
input: str
model: str | None = None
voice: str | None = Field(
default=None,
description="Voice to use. For OpenAI: alloy, echo, etc. For Qwen3-TTS: Vivian, Ryan, etc.",
)
instructions: str | None = Field(
default=None,
description="Instructions for voice style/emotion (maps to 'instruct' for Qwen3-TTS)",
)
response_format: Literal["wav", "pcm", "flac", "mp3", "aac", "opus"] = "wav"
speed: float | None = Field(
default=1.0,
ge=0.25,
le=4.0,
)
stream_format: Literal["sse", "audio"] | None = "audio"
# Qwen3-TTS specific parameters
task_type: Literal["CustomVoice", "VoiceDesign", "Base"] | None = Field(
default=None,
description="TTS task type: CustomVoice, VoiceDesign, or Base (voice clone)",
)
language: str | None = Field(
default=None,
description="Language code (e.g., 'Chinese', 'English', 'Auto')",
)
ref_audio: str | None = Field(
default=None,
description="Reference audio for voice cloning (Base task). URL, base64, or file path.",
)
ref_text: str | None = Field(
default=None,
description="Transcript of reference audio for voice cloning (Base task)",
)
x_vector_only_mode: bool | None = Field(
default=None,
description="Use speaker embedding only without in-context learning (Base task)",
)
max_new_tokens: int | None = Field(
default=None,
description="Maximum tokens to generate",
)
@field_validator("stream_format")
@classmethod
def validate_stream_format(cls, v: str) -> str:
if v == "sse":
raise ValueError("'sse' is not a supported stream_format yet. Please use 'audio'.")
return v
class CreateAudio(BaseModel):
audio_tensor: np.ndarray
sample_rate: int = 24000
response_format: str = "wav"
speed: float = 1.0
stream_format: Literal["sse", "audio"] | None = "audio"
base64_encode: bool = True
class Config:
arbitrary_types_allowed = True
class AudioResponse(BaseModel):
audio_data: bytes | str
media_type: str