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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_folder_path = '/mnt/data10t/dazuoye/GROUP2024-GEN6/FakeSV/dataset/videos' | |
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' | |
# 遍历视频文件夹中的所有视频文件 | |
for video_file_name in os.listdir(video_folder_path): | |
video_file_path = os.path.join(video_folder_path, video_file_name) | |
# 提取视频文件名(不包括扩展名)作为视频ID | |
video_id = os.path.splitext(video_file_name)[0] | |
# video_id = video_file_name.split('_')[1].split('.')[0] | |
try: | |
# 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() | |
except Exception as e: | |
print(f"Error processing {video_file_name}: {e}") | |
# 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}") | |