fix
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#!/usr/bin/env python3
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"""
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测试视频文件加载的脚本
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检查视频文件的存在性、可访问性和格式
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"""
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import sys
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import os
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import json
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from pathlib import Path
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# 添加项目根目录到Python路径
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project_root = Path(__file__).parent.parent
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sys.path.insert(0, str(project_root))
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from python_core.services.media_manager import MediaManager
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from python_core.config import settings
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def check_video_files():
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"""检查视频文件的存在和可访问性"""
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print("🎬 检查视频文件...")
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# 获取所有视频片段
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media_manager = MediaManager()
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segments = media_manager.get_all_segments()
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if not segments:
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print("❌ 没有找到任何视频片段")
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return
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print(f"📊 找到 {len(segments)} 个视频片段")
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# 检查每个视频文件
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for i, segment in enumerate(segments[:10]): # 只检查前10个
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file_path = segment.get('file_path', '')
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filename = segment.get('filename', 'Unknown')
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print(f"\n{i+1}. {filename}")
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print(f" 路径: {file_path}")
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if not file_path:
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print(" ❌ 文件路径为空")
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continue
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# 检查文件是否存在
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path_obj = Path(file_path)
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if path_obj.exists():
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print(" ✅ 文件存在")
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# 检查文件大小
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size = path_obj.stat().st_size
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print(f" 📏 文件大小: {size:,} 字节 ({size/1024/1024:.2f} MB)")
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# 检查文件权限
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readable = os.access(file_path, os.R_OK)
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print(f" 🔓 可读权限: {'是' if readable else '否'}")
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# 检查文件扩展名
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extension = path_obj.suffix.lower()
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supported_formats = ['.mp4', '.avi', '.mov', '.mkv', '.wmv', '.flv', '.webm', '.m4v']
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is_supported = extension in supported_formats
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print(f" 🎞️ 文件格式: {extension} ({'支持' if is_supported else '不支持'})")
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else:
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print(" ❌ 文件不存在")
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# 检查父目录是否存在
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parent_dir = path_obj.parent
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if parent_dir.exists():
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print(f" 📁 父目录存在: {parent_dir}")
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# 列出父目录中的文件
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try:
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files = list(parent_dir.glob("*"))
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print(f" 📋 父目录包含 {len(files)} 个文件")
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if files:
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print(" 📄 文件列表:")
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for f in files[:5]: # 只显示前5个
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print(f" - {f.name}")
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except Exception as e:
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print(f" ❌ 无法读取父目录: {e}")
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else:
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print(f" ❌ 父目录不存在: {parent_dir}")
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def check_storage_directories():
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"""检查存储目录结构"""
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print("\n📁 检查存储目录结构...")
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# 检查主要目录
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directories = [
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settings.temp_dir,
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settings.temp_dir / "cache",
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settings.temp_dir / "video_segments",
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settings.temp_dir / "original_videos",
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settings.temp_dir / "thumbnails"
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]
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for directory in directories:
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print(f"\n📂 {directory}")
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if directory.exists():
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print(" ✅ 目录存在")
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# 统计文件数量
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try:
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files = list(directory.glob("*"))
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video_files = [f for f in files if f.suffix.lower() in ['.mp4', '.avi', '.mov', '.mkv', '.wmv', '.flv', '.webm', '.m4v']]
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print(f" 📊 总文件数: {len(files)}")
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print(f" 🎬 视频文件数: {len(video_files)}")
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if video_files:
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print(" 🎞️ 视频文件示例:")
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for vf in video_files[:3]:
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size = vf.stat().st_size
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print(f" - {vf.name} ({size/1024/1024:.2f} MB)")
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except Exception as e:
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print(f" ❌ 无法读取目录内容: {e}")
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else:
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print(" ❌ 目录不存在")
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def test_video_info_extraction():
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"""测试视频信息提取"""
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print("\n🔍 测试视频信息提取...")
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media_manager = MediaManager()
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segments = media_manager.get_all_segments()
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if not segments:
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print("❌ 没有视频片段可测试")
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return
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# 测试第一个存在的视频文件
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for segment in segments[:5]:
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file_path = segment.get('file_path', '')
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if file_path and Path(file_path).exists():
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print(f"\n🎬 测试文件: {segment.get('filename', 'Unknown')}")
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print(f" 路径: {file_path}")
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try:
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# 尝试获取视频信息
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video_info = media_manager._get_video_info(file_path)
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print(f" ✅ 视频信息提取成功:")
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print(f" 时长: {video_info.get('duration', 'N/A')} 秒")
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print(f" 分辨率: {video_info.get('width', 'N/A')}x{video_info.get('height', 'N/A')}")
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print(f" 帧率: {video_info.get('fps', 'N/A')} fps")
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print(f" 编码: {video_info.get('codec', 'N/A')}")
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break
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except Exception as e:
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print(f" ❌ 视频信息提取失败: {e}")
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continue
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else:
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print("❌ 没有找到可用的视频文件进行测试")
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def suggest_fixes():
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"""建议修复方案"""
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print("\n🔧 修复建议:")
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print("\n1. 如果视频文件不存在:")
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print(" - 检查导入过程是否正确完成")
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print(" - 确认文件没有被意外删除")
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print(" - 重新导入视频素材")
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print("\n2. 如果文件存在但无法播放:")
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print(" - 检查文件格式是否支持")
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print(" - 验证文件是否损坏")
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print(" - 尝试使用其他播放器测试文件")
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print("\n3. 如果路径问题:")
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print(" - 检查路径中是否包含特殊字符")
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print(" - 确认路径分隔符正确（Windows vs Unix）")
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print(" - 验证文件权限设置")
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print("\n4. 浏览器播放问题:")
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print(" - 检查Tauri配置中的asset protocol设置")
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print(" - 验证CSP策略是否允许视频播放")
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print(" - 尝试不同的视频加载方法")
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print("\n5. 调试步骤:")
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print(" - 启用浏览器开发者工具")
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print(" - 查看网络请求和错误信息")
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print(" - 检查控制台日志")
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print(" - 测试convertFileSrc和data URL方法")
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def main():
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"""主函数"""
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print("🎬 视频加载问题诊断")
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print("=" * 50)
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try:
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# 1. 检查视频文件
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check_video_files()
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# 2. 检查存储目录
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check_storage_directories()
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# 3. 测试视频信息提取
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test_video_info_extraction()
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# 4. 提供修复建议
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suggest_fixes()
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print("\n✅ 诊断完成！")
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except Exception as e:
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print(f"❌ 诊断过程中出现错误: {e}")
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import traceback
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traceback.print_exc()
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if __name__ == "__main__":
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main()
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@ -40,17 +40,11 @@ const VideoPlayer: React.FC<VideoPlayerProps> = ({
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return
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}
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// 文件存在，转换为安全URL
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const src = convertFileSrc(videoPath)
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console.log('Video path conversion:', {
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originalPath: videoPath,
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convertedSrc: src,
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fileExists: exists
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})
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setFileExists(true)
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setErrorMessage('')
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setVideoSrc(src)
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// 尝试多种方法加载视频
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await tryLoadVideo(videoPath)
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} catch (error) {
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console.error('Error checking file:', error)
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setFileExists(false)
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@ -62,6 +56,98 @@ const VideoPlayer: React.FC<VideoPlayerProps> = ({
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checkFileAndSetSrc()
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}, [isOpen, videoPath])
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// 尝试多种方法加载视频
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const tryLoadVideo = async (path: string) => {
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const methods = [
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{
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name: 'convertFileSrc',
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load: () => {
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const src = convertFileSrc(path)
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console.log('Trying convertFileSrc:', { originalPath: path, convertedSrc: src })
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return src
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}
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},
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{
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name: 'dataUrl',
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load: async () => {
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console.log('Trying data URL method for:', path)
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const dataUrl = await invoke<string>('read_video_as_data_url', { filePath: path })
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console.log('Data URL method successful, length:', dataUrl.length)
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return dataUrl
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}
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}
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]
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for (const method of methods) {
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try {
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console.log(`Attempting video load with method: ${method.name}`)
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const src = await method.load()
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// 测试视频源是否可用
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const testResult = await testVideoSource(src, method.name)
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if (testResult) {
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setVideoSrc(src)
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return
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}
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} catch (error) {
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console.warn(`Method ${method.name} failed:`, error)
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continue
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}
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}
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// 所有方法都失败了
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setErrorMessage('无法加载视频：所有加载方法都失败了')
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}
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// 测试视频源是否可用
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const testVideoSource = (src: string, methodName: string): Promise<boolean> => {
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return new Promise((resolve) => {
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const testVideo = document.createElement('video')
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const cleanup = () => {
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testVideo.removeEventListener('canplay', onCanPlay)
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testVideo.removeEventListener('error', onError)
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testVideo.removeEventListener('loadstart', onLoadStart)
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}
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const onCanPlay = () => {
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console.log(`${methodName} method successful - video can play`)
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cleanup()
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resolve(true)
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}
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const onError = (e: any) => {
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console.log(`${methodName} method failed - video error:`, {
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error: e,
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networkState: testVideo.networkState,
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readyState: testVideo.readyState
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})
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cleanup()
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resolve(false)
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}
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const onLoadStart = () => {
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console.log(`${methodName} method - load started`)
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}
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testVideo.addEventListener('canplay', onCanPlay)
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testVideo.addEventListener('error', onError)
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testVideo.addEventListener('loadstart', onLoadStart)
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// 设置超时
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setTimeout(() => {
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if (testVideo.readyState < 2) { // HAVE_CURRENT_DATA
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console.log(`${methodName} method timeout`)
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cleanup()
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resolve(false)
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}
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}, 5000)
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testVideo.src = src
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testVideo.load()
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})
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}
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useEffect(() => {
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const video = videoRef.current
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if (!video) return
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networkState: e.currentTarget.networkState,
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readyState: e.currentTarget.readyState
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})
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setErrorMessage('视频加载失败，请检查文件格式和路径')
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// 如果当前视频源失败，尝试重新加载
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if (videoPath) {
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console.log('Video error detected, attempting reload...')
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tryLoadVideo(videoPath).catch(err => {
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console.error('Reload failed:', err)
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setErrorMessage('视频加载失败：文件可能损坏或格式不支持')
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})
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}
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}}
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onLoadStart={() => {
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console.log('Video load started:', videoSrc)
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