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67 lines
2.6 KiB
Python
67 lines
2.6 KiB
Python
"""
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这个文件用于验证我们对add_videos接口修复的逻辑是否正确
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"""
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def test_duration_handling_logic():
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"""
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测试duration处理逻辑
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场景：
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1. 视频实际时长为2000000微秒(2秒)
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2. 用户指定duration为3000000微秒(3秒)
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3. start=3000000, end=6000000 (播放时长3秒)
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预期行为：
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- 视频正常播放前2秒
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- 第3秒显示视频最后一帧（静态画面）
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"""
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# 模拟视频信息
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video_info = {
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"video_url": "https://example.com/video.mp4",
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"duration": 3000000, # 用户指定的总时长
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"start": 3000000, # 在时间轴上的开始时间
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"end": 6000000, # 在时间轴上的结束时间
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"width": 576,
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"height": 1024
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}
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# 实际视频时长（从文件中获取）
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actual_video_duration = 2000000 # 2秒
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print("输入参数:")
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print(f" video_url: {video_info['video_url']}")
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print(f" 指定duration: {video_info['duration']} 微秒 ({video_info['duration']/1000000}秒)")
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print(f" start: {video_info['start']} 微秒 ({video_info['start']/1000000}秒)")
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print(f" end: {video_info['end']} 微秒 ({video_info['end']/1000000}秒)")
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print(f" 实际视频时长: {actual_video_duration} 微秒 ({actual_video_duration/1000000}秒)")
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# 计算播放时长
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play_duration = video_info['end'] - video_info['start']
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print(f"\n计算结果:")
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print(f" 播放时长 (end-start): {play_duration} 微秒 ({play_duration/1000000}秒)")
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# 检查是否超出实际时长
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if video_info['duration'] > actual_video_duration:
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extension_duration = video_info['duration'] - actual_video_duration
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print(f" 超出时长: {extension_duration} 微秒 ({extension_duration/1000000}秒)")
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print(f" 结论: 视频播放{actual_video_duration/1000000}秒后，显示静态画面{extension_duration/1000000}秒")
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else:
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print(f" 结论: 视频按时长正常播放")
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# 验证我们的解决方案
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print(f"\n解决方案验证:")
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print(f" 使用source_timerange: [0, {min(video_info['duration'], actual_video_duration)}]")
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print(f" 使用target_timerange: [{video_info['start']}, {play_duration}]")
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print(f" 保持speed=1.0，确保视频以原始速度播放")
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# 验证参数
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assert video_info['duration'] == 3000000
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assert play_duration == 3000000
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assert actual_video_duration == 2000000
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assert video_info['duration'] > actual_video_duration
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print("\n✅ 逻辑验证通过!")
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if __name__ == "__main__":
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test_duration_handling_logic() |