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降低 视频关键帧阈值

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小肥羊 2025-11-11 11:36:00 +08:00
parent 844e122d2b
commit a6c19d5d97
2 changed files with 3 additions and 3 deletions
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2
VideoAnalysisCore/AICore/FFMPGE/FFMPGEHandle.cs
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@ -60,7 +60,7 @@ namespace VideoAnalysisCore.AICore.FFMPGE
//间隔秒 //间隔秒
var intervalSec = 5; var intervalSec = 5;
var threshold = 8.15; var threshold = 8.15;
var ssimThreshold = 0.9; var ssimThreshold = 0.89;
var taskInfo = await videoTaskDB.CopyNew().AsQueryable() var taskInfo = await videoTaskDB.CopyNew().AsQueryable()
.Where(s => s.Id == long.Parse(task)).FirstAsync(); .Where(s => s.Id == long.Parse(task)).FirstAsync();
if (string.IsNullOrEmpty(taskInfo.PPTVideoCode) || string.IsNullOrEmpty(taskInfo.PPTVideoUrl)) return; if (string.IsNullOrEmpty(taskInfo.PPTVideoCode) || string.IsNullOrEmpty(taskInfo.PPTVideoUrl)) return;

4
VideoAnalysisCore/AICore/GPT/DeepSeek/DeepSeek_GPT.cs
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@ -158,7 +158,7 @@ namespace VideoAnalysisCore.AICore.GPT.DeepSeek
.Select(s => s.Text)); .Select(s => s.Text));
var fileNamePostMessages = var fileNamePostMessages =
"这是一堂课的部分授课字幕,请你基于字幕内容帮我分析出这堂课所讲授的内容与最恰当的授课章节(关联最贴切的章节,保留一个章节!)." + "这是一堂课的部分授课字幕,请你基于字幕内容帮我分析出一个与这堂课所讲授的内容与最恰当的授课章节(关联最贴切的章节,保留一个章节!)." +
$"章节范围限定在[{string.Join(',', xkwKnows)}]范围内." + $"章节范围限定在[{string.Join(',', xkwKnows)}]范围内." +
$"以下是包含时间的视频字幕文本。" + $"以下是包含时间的视频字幕文本。" +
$"字幕列表 {rCaptionArr}。" + $"字幕列表 {rCaptionArr}。" +
@ -534,7 +534,7 @@ namespace VideoAnalysisCore.AICore.GPT.DeepSeek
} }
catch (Exception) catch (Exception)
{ {
throw new Exception("没有对应的子知识点=>" + kInfo.Name); throw new Exception("没有对应的子知识点=>" + sections+" "+ kInfo?.Name);
} }
//AI优化字幕 //AI优化字幕