全域設定詳解 (config.yaml)
OneASR 的所有服務行為、VAD 策略與引擎載入均由專案根目錄下的 config.yaml 集中管理。
設定檔完整範例
yaml
# OneASR 統一設定檔
# 主 API Key(所有介面鑑權所需)
api_key: sk-oneasr-v1-p_L3kXm9QZ8sT2vA4wE7rY1u
# ASR Toolkit 音訊預處理與 VAD 切片參數
ASR-Toolkit:
vad:
model: "silero_vad" # VAD 模型類型: silero_vad
threshold: 0.5 # 語音信賴度閾值 (0.0~1.0)
min_speech_duration_ms: 250 # 最小語音段時長 (ms)
min_silence_duration_ms: 300 # 靜音斷句停頓時長 (ms)
padding_ms: 100 # 前後緩衝填充 (ms)
chunking:
target_chunk_duration: 6.0 # 理想字幕/切片時長 (秒)
max_chunk_duration: 8.0 # 最大切片時長硬上限 (秒)
min_pause_duration: 0.4 # 自然斷句停頓閾值 (秒)
min_sentence_duration: 2.0 # 觸發斷句最小語義時長 (秒)
post_process:
remove_repeats: true # 過濾連續複讀幻覺
normalize_text: true # 標點與空格標準化
# 引擎提供者設定
ASR-Providers:
# 1. 即時串流辨識引擎 (Sherpa-ONNX Zipformer)
xasr:
enable: true
engine: xasr
load:
model_name: xasr-zh-en
tokens_path: models/chunk-160ms-model/tokens.txt
encoder_path: models/chunk-160ms-model/encoder-160ms.onnx
decoder_path: models/chunk-160ms-model/decoder-160ms.onnx
joiner_path: models/chunk-160ms-model/joiner-160ms.onnx
provider: cpu
sample_rate: 16000
decoding_method: greedy_search
properties:
categories:
- RealtimeASR
languages: zh, en
# 2. Faster-Whisper 檔案轉錄
faster-whisper:
enable: true
engine: faster-whisper
load:
model_name: medium
model_path: models/faster-whisper-medium
device: cuda # 或 cpu
compute_type: float16 # 或 int8
properties:
categories:
- FileASR
languages: zh, en, ja, ko, fr, de, es, it, ru, pt