/// <summary>
/// 保存图片缩略图
/// </summary>
/// <param name="uploadImage">图片</param>
/// <param name="width">宽度</param>
/// <param name="height">高度</param>
/// <param name="fileKey">分组文件夹</param>
/// <param name="midFilepath">中间文件夹</param>
/// <param name="filePath">文件名</param>
/// <param name="isOriginal">是否生成原图</param>
private void SaveFixedImage(Image uploadImage, int width, int height, string midFilepath, string filePath, bool isOriginal, string fileName)
{
//判断源图片大小小于等于被压缩的图片格式并且非原图压缩
//则无需压缩直接保存到目标地址
if (!isOriginal && (uploadImage.Height <= height || uploadImage.Width <= width))
{
SaveFixedImage(uploadImage, width, height, filePath, midFilepath, fileName, false);
}
else
{
Image resizedImage = ImageResizingManagerBP.FixedSize(uploadImage, width, height);
SaveFixedImage(resizedImage, width, height, filePath, midFilepath, fileName, false);
resizedImage.Dispose();
}
}
/// <summary>
/// 生成图片套图
/// </summary>
/// <param name="uploadImage"></param>
/// <param name="fileName"></param>
private void SaveFixedImageCase(Image uploadImage, string fileName, string userName)
{
//添加水印图片
if (IsWaterMark)
{
uploadImage = ImageResizingManagerBP.InsertWatermark(uploadImage);
}
//保存图片缩略图
SaveFixedImage(uploadImage, 800, 800, "P800", fileName, false, userName);
SaveFixedImage(uploadImage, 450, 450, "P450", fileName, false, userName);
SaveFixedImage(uploadImage, 240, 240, "P240", fileName, false, userName);
SaveFixedImage(uploadImage, 200, 200, "P200", fileName, false, userName);
SaveFixedImage(uploadImage, 160, 160, "P160", fileName, false, userName);
SaveFixedImage(uploadImage, 120, 120, "P120", fileName, false, userName);
SaveFixedImage(uploadImage, 100, 100, "P100", fileName, false, userName);
SaveFixedImage(uploadImage, 60, 60, "P60", fileName, false, userName);
}
/// <summary>
/// 保存图片缩略图
/// </summary>
/// <param name="uploadImage">图片</param>
/// <param name="width">宽度</param>
/// <param name="height">高度</param>
/// <param name="fileKey">分组文件夹</param>
/// <param name="midFilepath">中间文件夹</param>
/// <param name="fileName">文件名</param>
/// <param name="isOriginal">是否生成原图</param>
private void SaveFixedImage(Image uploadImage, int width, int height, string filePath, string midFilepath, string fileName, bool isOriginal)
{
Image resizedImage = null;
string savePath = filePath.Replace("Original", midFilepath);
if (!Directory.Exists(savePath))
{
Directory.CreateDirectory(savePath);
}
//判断源图片大小小于等于被压缩的图片格式并且非原图压缩
//则无需压缩直接保存到目标地址
if (!isOriginal && (uploadImage.Height <= height || uploadImage.Width <= width))
{
uploadImage.Save(savePath + fileName, ImageFormat.Jpeg);
}
else
{
resizedImage = ImageResizingManagerBP.FixedSize(uploadImage, width, height);
resizedImage.Save(savePath + fileName, ImageFormat.Jpeg);
resizedImage.Dispose();
}
}
