public void AddImageToWatermark(string LocalPath)
{
//如果是图片，检查是否需要打水印
switch (_mediaSettings.WatermarkType)
{
case 1:
ImageResizerUtils.AddImageSignText(LocalPath, LocalPath,
_mediaSettings.WatermarkText, _mediaSettings.WatermarkPosition,
_mediaSettings.WatermarkImgQuality, _mediaSettings.WatermarkFont, _mediaSettings.WatermarkFontSize);
break;
case 2:
ImageResizerUtils.AddImageSignPic(LocalPath, LocalPath,
GetDefaultPictureLocalPath(_mediaSettings.WatermarkName), _mediaSettings.WatermarkPosition,
_mediaSettings.WatermarkImgQuality, _mediaSettings.WatermarkTransparency);
break;
}
}
public MemoryStream ResizeImage(Stream source, int?maxWidth = null, int?maxHeight = null, int?quality = 0, object settings = null)
{
Guard.ArgumentNotNull(() => source);
ResizeSettings resizeSettings = ImageResizerUtils.CreateResizeSettings(settings);
if (quality.HasValue)
{
resizeSettings.Quality = quality.Value;
}
if (maxHeight.HasValue)
{
resizeSettings.MaxHeight = maxHeight.Value;
}
if (maxWidth.HasValue)
{
resizeSettings.MaxWidth = maxWidth.Value;
}
var resultStream = new MemoryStream();
ImageBuilder.Current.Build(source, resultStream, resizeSettings);
return(resultStream);
}
public virtual CachedImageResult GetCachedImage(int?pictureId, string seoFileName, string extension, object settings = null)
{
var imagePath = this.GetCachedImagePath(pictureId, seoFileName, extension, ImageResizerUtils.CreateResizeSettings(settings));
var localPath = this.GetImageLocalPath(imagePath);
var result = new CachedImageResult
{
Path = imagePath, //"Media/Thumbs/" + imagePath,
LocalPath = localPath,
FileName = Path.GetFileName(imagePath),
Extension = GetCleanFileExtension(imagePath),
Exists = File.Exists(localPath)
};
return(result);
}