# # 使用moviepy从视频中分离音频 # from moviepy.editor import VideoFileClip # # 定义输入视频文件的路径 # video_file_path = '/mnt/data10t/dazuoye/GROUP2024-GEN6/FakeSV/dataset/douyin_6571001202379590925.mp4' # # 定义输出音频文件的路径 # audio_file_path = '/mnt/data10t/dazuoye/GROUP2024-GEN6/FakeSV/dataset/douyin_6571001202379590925.mp3' # # 加载视频文件 # video_clip = VideoFileClip(video_file_path) # # 提取音频 # audio_clip = video_clip.audio # # 将音频保存为文件 # audio_clip.write_audiofile(audio_file_path) # # 关闭VideoClip对象以释放资源 # video_clip.close() # audio_clip.close() import os import torch import numpy as np from moviepy.editor import VideoFileClip import pickle from vggish_modified import VGGish as VGGish_modified # 修改后的VGGish代码 # 定义输入视频文件夹和输出特征文件路径 video_file_path = '/mnt/data10t/dazuoye/GROUP2024-GEN6/FakeSV/dataset/videos/douyin_6571001202379590925.mp4' feature_path = '/mnt/data10t/dazuoye/GROUP2024-GEN6/FakeSV/code/VGGish_Feature_Extractor/my_dict_vid_audioconvfea.pkl' # 加载模型 urls = { 'vggish': 'https://github.com/harritaylor/torchvggish/' 'releases/download/v0.1/vggish-10086976.pth', 'pca': 'https://github.com/harritaylor/torchvggish/' 'releases/download/v0.1/vggish_pca_params-970ea276.pth' } vggish_model = VGGish_modified(urls, pretrained=True) # 初始化保存特征的字典 features_dict = {} audio_file_path = '/mnt/data10t/dazuoye/GROUP2024-GEN6/FakeSV/dataset/1.wav' # 提取视频文件名(不包括扩展名)作为视频ID video_file_name = os.path.basename(video_file_path) video_id = os.path.splitext(video_file_name)[0] # video_id = video_file_name.split('_')[1].split('.')[0] # 从视频中提取音频 video = VideoFileClip(video_file_path) video.audio.write_audiofile(audio_file_path) # 提取特征 features = vggish_model(audio_file_path) # 保存特征到字典中 features_dict[video_id] = features.cpu().detach().numpy() # 保存特征字典到文件 with open(feature_path, 'wb') as f: pickle.dump(features_dict, f) print(f"Audio features have been saved to {feature_path}")