/// <summary>
/// Scale a bitmap to a max dimension, maintaining the original aspect ratio
/// </summary>
/// <param name="source_bitmap"></param>
/// <param name="max_dimension_value"></param>
/// <returns>Scaled System.Drawing.Bitmap</returns>
public static Bitmap Scale(Bitmap source_bitmap, int max_dimension_value)
{
try
{
System.Drawing.Size new_size = InternalTools.GetScaledSize(source_bitmap, max_dimension_value);
return(BitmapTools.Resize(source_bitmap, new_size.Width, new_size.Height));
}
catch (Exception e)
{
throw new ImagingTools.MediaToolsGenericException(
"Save_Bitmap.Save(Bitmap source_bitmap, FileInfo saved_bitmap_file_info)",
e
);
}
}
/// <summary>
///
/// </summary>
/// <param name="source_bitmap"></param>
/// <param name="width"></param>
/// <param name="height"></param>
/// <returns></returns>
public static Bitmap GetBitmapThumbnail(Bitmap source_bitmap, int thumbnail_dimension, DimensionType apply_to)
{
float bitmap_width = (float)source_bitmap.Width;
float bitmap_height = (float)source_bitmap.Height;
float thumbnail_width = 0f;
float thumbnail_height = 0f;
if (apply_to == DimensionType.Height)
{
thumbnail_height = thumbnail_dimension;
thumbnail_width = bitmap_width * thumbnail_height / bitmap_height;
}
else
{
thumbnail_width = thumbnail_dimension;
thumbnail_height = bitmap_height * thumbnail_width / bitmap_width;
}
return(BitmapTools.Resize(source_bitmap, thumbnail_width, thumbnail_height));
}
