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transformers/docs/source/zh/main_classes/feature_extractor.md
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Feature Extractor

Feature Extractor负责为音频或视觉模型准备输入特征。这包括从序列中提取特征例如对音频文件进行预处理以生成Log-Mel频谱特征以及从图像中提取特征例如裁剪图像文件同时还包括填充、归一化和转换为NumPy、PyTorch和TensorFlow张量。

FeatureExtractionMixin

autodoc feature_extraction_utils.FeatureExtractionMixin - from_pretrained - save_pretrained

SequenceFeatureExtractor

autodoc SequenceFeatureExtractor - pad

BatchFeature

autodoc BatchFeature

ImageFeatureExtractionMixin

autodoc image_utils.ImageFeatureExtractionMixin