private void comboBox1_SelectedIndexChanged(object sender, EventArgs e)
{
COCOItem selectItem = this.comboBox1.SelectedItem as COCOItem;
selectData = null;
if (selectItem.index == 0)
{
selectData = setting.Data.TrainData;
}
else if (selectItem.index == 1)
{
selectData = setting.Data.PredData;
}
if (selectData == null)
{
return;
}
this.textBox1.Text = selectData.AnnotationPath;
this.textBox2.Text = selectData.SourceImagePath;
this.textBox3.Text = selectData.LabelPath;
this.textBox4.Text = selectData.DestImagePath;
}
public async void BuildYoloData(DataPath dataPath, string txtListName)
{
instances instance = new instances();
if (!File.Exists(dataPath.AnnotationPath))
{
setText(dataPath.AnnotationPath + " 路径不存在.");
return;
}
setText("正在读取文件中:" + Environment.NewLine + dataPath.AnnotationPath);
var jsonTex = await Task.FromResult(File.ReadAllText(dataPath.AnnotationPath));
setText("正在解析文件中:" + Environment.NewLine + dataPath.AnnotationPath);
instance = await Task.FromResult(JsonConvert.DeserializeObject <instances>(jsonTex));
setText("正在分析文件包含人物图像:" + instance.images.Count + "个");
List <ImageLabel> labels = await Task.FromResult(COCODataManager.Instance.CreateYoloLabel(
instance,
(annotationOD at, image image) =>
{
//是否人类
return(at.category_id == 1);
},
(annotationOD at, image image) =>
{
//是否满足所有人类标签都面积占比都大于十分之一
return((at.bbox[2] / image.width) * (at.bbox[3] / image.height) > 0.1f);
}));
setText("正在生成label文件:" + Environment.NewLine + dataPath.LabelPath);
if (!Directory.Exists(dataPath.LabelPath))
{
Directory.CreateDirectory(dataPath.LabelPath);
}
await Task.Run(() =>
{
Parallel.ForEach(labels, (ImageLabel imageLabel) =>
{
string fileName = Path.Combine(dataPath.LabelPath,
Path.GetFileNameWithoutExtension(imageLabel.name) + ".txt");
using (var file = new StreamWriter(Path.Combine(dataPath.LabelPath, fileName), false))
{
foreach (var label in imageLabel.boxs)
{
file.WriteLine(label.catId + " " + label.box.xcenter + " " + label.box.ycenter +
" " + label.box.width + " " + label.box.height + " ");
}
}
});
string path = Path.Combine(Directory.GetParent(dataPath.LabelPath).FullName,
txtListName + ".txt");
using (var file = new StreamWriter(path, false))
{
foreach (var label in labels)
{
string lpath = Path.Combine(dataPath.DestImagePath, label.name);
file.WriteLine(lpath);
}
}
});
setText("正在复制需要的文件到指定目录:" + dataPath.AnnotationPath);
await Task.Run(() =>
{
Parallel.ForEach(labels, (ImageLabel imageLabel) =>
{
string spath = Path.Combine(dataPath.SourceImagePath, imageLabel.name);
string dpsth = Path.Combine(dataPath.DestImagePath, imageLabel.name);
if (File.Exists(spath))
{
File.Copy(spath, dpsth, true);
}
});
});
setText("全部完成");
}