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/**//// <summary>
/// 保存为JPEG格式,支持压缩质量选项
/// </summary>
/// <param name="bmp"></param>
/// <param name="FileName"></param>
/// <param name="Qty"></param>
/// <returns></returns>
public static bool KiSaveAsJPEG(Bitmap bmp, string FileName, int Qty)
{
try
{
EncoderParameter p;
EncoderParameters ps;
ps = new EncoderParameters(1);
p = new EncoderParameter(System.Drawing.Imaging.Encoder.Quality, Qty);
ps.Param[0] = p;
bmp.Save(FileName, GetCodecInfo("image/jpeg"), ps);
return true;
}
catch
{
return false;
}
}
Graphics 图象设备 = Graphics.FromImage(参数_图象);
//消除锯齿
图象设备.SmoothingMode = SmoothingMode.AntiAlias;
//设置高质量插值法
图象设备.InterpolationMode = InterpolationMode.High;
//设置高质量,低速度呈现平滑程度
图象设备.SmoothingMode = SmoothingMode.HighQuality;
//参考下 不知道保存成文件能用作用否