public HttpResponseMessage GetThumbnail(string imagePath, int width)
{
if (false == string.IsNullOrWhiteSpace(imagePath) && imagePath.IndexOf("{{") < 0)
{
var image = Image.FromFile(System.Web.Hosting.HostingEnvironment.MapPath(imagePath));
MemoryStream outStream = new MemoryStream();
byte[] photoBytes = File.ReadAllBytes(System.Web.Hosting.HostingEnvironment.MapPath(imagePath)); // change imagePath with a valid image path
ISupportedImageFormat format = new JpegFormat { Quality = 70 }; // convert to jpg
var inStream = new MemoryStream(photoBytes);
var imageFactory = new ImageFactory(preserveExifData: true);
Size size = ResizeKeepAspect(image.Size, width, width);
ResizeLayer resizeLayer = new ResizeLayer(size, ResizeMode.Max);
imageFactory.Load(inStream)
.Resize(resizeLayer)
.Format(format)
.Save(outStream);
HttpResponseMessage response = new HttpResponseMessage(HttpStatusCode.OK);
response.Content = new StreamContent(outStream);
response.Content.Headers.ContentType = new System.Net.Http.Headers.MediaTypeHeaderValue("image/png");
return response;
}
else
{
return null;
}
}
public static void Main(string[] args)
{
const string InputImages = @"..\..\..\ImageProcessor.UnitTests\Images\";
const string OutputImages = @"..\..\images\output";
string root = new Uri(System.Reflection.Assembly.GetExecutingAssembly().CodeBase).LocalPath;
string inPath = Path.GetFullPath(Path.Combine(Path.GetDirectoryName(root), InputImages));
string outPath = Path.GetFullPath(Path.Combine(Path.GetDirectoryName(root), OutputImages));
DirectoryInfo di = new DirectoryInfo(inPath);
IEnumerable<FileInfo> files = GetFilesByExtensions(di, ".jpg", ".jpeg", ".jfif", ".gif", ".bmp", ".png", ".tif");
foreach (FileInfo fileInfo in files)
{
// Start timing.
byte[] photoBytes = File.ReadAllBytes(fileInfo.FullName);
Console.WriteLine("Processing: " + fileInfo.Name);
Stopwatch stopwatch = new Stopwatch();
stopwatch.Start();
using (MemoryStream inStream = new MemoryStream(photoBytes))
using (ImageFactory imageFactory = new ImageFactory(true, true) { AnimationProcessMode = AnimationProcessMode.All })
{
Size size = new Size(50, 0);
ResizeLayer layer = new ResizeLayer(size);
try
{
imageFactory.Load(inStream)
.BitDepth(1)
//.Resize(size)
//.Format(new GifFormat())
//.Resolution(400, 400)
//.ReplaceColor(Color.LightGray, Color.Yellow, 10)
.Save(Path.GetFullPath(Path.Combine(outPath, fileInfo.Name)));
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
stopwatch.Stop();
// trans.gif says it's (0, 0, 0, 0) but the image saves as black.
// Color first = ((Bitmap)imageFactory.Image).GetPixel(0, 0);
}
// Report back.
long peakWorkingSet64 = Process.GetCurrentProcess().PeakWorkingSet64;
float mB = peakWorkingSet64 / (float)1024 / 1024;
Console.WriteLine(@"Completed {0} in {1:s\.fff} secs {2}Peak memory usage was {3} bytes or {4} Mb.", fileInfo.Name, stopwatch.Elapsed, Environment.NewLine, peakWorkingSet64.ToString("#,#"), mB);
}
Console.ReadLine();
}
/// <summary>
/// Calculates the target location and bounds to perform the resize operation against.
/// </summary>
/// <param name="sourceSize">The source image size.</param>
/// <param name="options">The resize options.</param>
/// <param name="width">The target width.</param>
/// <param name="height">The target height.</param>
/// <returns>
/// The tuple representing the location and the bounds.
/// </returns>
public static (Size, Rectangle) CalculateTargetLocationAndBounds(
Size sourceSize,
ResizeLayer options,
int width,
int height)
{
if (width <= 0 && height <= 0)
{
ThrowInvalid($"Target width {width} and height {height} must be greater than zero.");
}
switch (options.ResizeMode)
{
case ResizeMode.Crop:
return(CalculateCropRectangle(sourceSize, options, width, height));
case ResizeMode.Pad:
return(CalculatePadRectangle(sourceSize, options, width, height));
case ResizeMode.BoxPad:
return(CalculateBoxPadRectangle(sourceSize, options, width, height));
case ResizeMode.Max:
return(CalculateMaxRectangle(sourceSize, width, height));
case ResizeMode.Min:
return(CalculateMinRectangle(sourceSize, width, height));
// Last case ResizeMode.Stretch:
default:
return(new Size(width, height), new Rectangle(0, 0, width, height));
}
}
public BlobStorage(BlobSettings appSettings)
{
try
{
if (appSettings.ImageSize != null)
ResizeLayer = new ResizeLayer(appSettings.ImageSize, ResizeMode.Min);
UploadThumbnail = appSettings.UploadThumbnail;
StorageAccountName = appSettings.StorageAccountName;
StorageAccountAccessKey = appSettings.StorageAccountAccessKey;
// Create a blob client and retrieve reference to images container
BlobClient = StorageAccount.CreateCloudBlobClient();
Container = BlobClient.GetContainerReference(appSettings.ContainerName);
// Create the "images" container if it doesn't already exist.
if (Container.CreateIfNotExists())
{
// Enable public access on the newly created "images" container
Container.SetPermissions(
new BlobContainerPermissions
{
PublicAccess =
BlobContainerPublicAccessType.Blob
});
}
}
catch (Exception ex)
{
Debug.WriteLine(ex);
}
}
public Stream Resize(Stream imageStream, int maxWidthOrHeight)
{
Size size = new Size(maxWidthOrHeight, maxWidthOrHeight);
ResizeLayer layer = new ResizeLayer(size, ResizeMode.Max);
Resizer resizer = new Resizer(layer);
Bitmap bmp = resizer.ResizeImage(Image.FromStream(imageStream));
return ToStream(bmp, ImageFormat.Jpeg);
}
/// <summary>
/// 上传图片
/// </summary>
/// <returns></returns>
public async Task<IHttpActionResult> Post()
{
try
{
string fileName = Guid.NewGuid().ToString();
string fileOrginalFile = HttpContext.Current.Server.MapPath("~/MyUpload/" + Guid.NewGuid().ToString() + ".jpg");
;
string fileResized800Name = HttpContext.Current.Server.MapPath("~/MyUpload/" + Guid.NewGuid().ToString() + ".jpg");
System.Drawing.Bitmap image = new System.Drawing.Bitmap(HttpContext.Current.Request.InputStream);
image.Save(fileOrginalFile);
using (var imageFactory = new ImageFactory(preserveExifData: true))
{
System.Drawing.Size size = new System.Drawing.Size(800, 1600);
ResizeLayer resize = new ResizeLayer(size, ResizeMode.Max);
imageFactory.Load(fileOrginalFile).Resize(resize).Save(fileResized800Name);
}
BlobHelper blob = new BlobHelper(BlobString.Portrait);
string contentType = "image/jpeg";
await blob.UploadFile(fileResized800Name, fileName , contentType);
//删除文件
File.Delete(fileOrginalFile);
File.Delete(fileResized800Name);
return Json(new
{
Code = 10000,
Detail = "http://hdy.awblob.com/portrait/" + fileName
});
}
catch (Exception ex)
{
return Json(new
{
Code = 10,
Message = "上传失败"
});
}
}
/// <summary>
/// 上传图片
/// </summary>
/// <returns></returns>
public async Task<IHttpActionResult> Post()
{
try
{
string fileName = Guid.NewGuid().ToString();
string fileOrginalFile = HttpContext.Current.Server.MapPath("~/MyUpload/" + Guid.NewGuid().ToString() + ".jpg");
string fileResized800Name = HttpContext.Current.Server.MapPath("~/MyUpload/" + Guid.NewGuid().ToString() + ".jpg");
System.Drawing.Bitmap image = new System.Drawing.Bitmap(HttpContext.Current.Request.InputStream);
image.Save(fileOrginalFile);
using (var imageFactory = new ImageFactory(preserveExifData: true))
{
System.Drawing.Size size = new System.Drawing.Size(800, 1600);
ResizeLayer resize = new ResizeLayer(size, ResizeMode.Max);
imageFactory.Load(fileOrginalFile).Resize(resize).Save(fileResized800Name);
}
OSSHelper blob = new OSSHelper(AIHE.WebApi.Helpers.UtilityString.BlobString.YiQiHeHe);
// BlobHelper blob = new BlobHelper(BlobString.Portrait);
string contentType = "image/jpeg";
blob.UploadFile(fileResized800Name, fileName, contentType);
//删除文件
File.Delete(fileOrginalFile);
File.Delete(fileResized800Name);
return Json(new ResponseMessageModel(new
{
ImageName = fileName,
ImageUrl = CacheObjectHelper.SystemConfig.url_blob + fileName
}));
}
catch (Exception ex)
{
return Json(new
{
Code = 10,
Message = "上传失败"
});
}
}
/// <summary>
/// Returns a value that indicates whether the specified object is an
/// <see cref="ResizeLayer"/> object that is equivalent to
/// this <see cref="ResizeLayer"/> object.
/// </summary>
/// <param name="obj">
/// The object to test.
/// </param>
/// <returns>
/// True if the given object is an <see cref="ResizeLayer"/> object that is equivalent to
/// this <see cref="ResizeLayer"/> object; otherwise, false.
/// </returns>
public override bool Equals(object obj)
{
ResizeLayer resizeLayer = obj as ResizeLayer;
if (resizeLayer == null)
{
return(false);
}
return(this.Size == resizeLayer.Size &&
this.ResizeMode == resizeLayer.ResizeMode &&
this.AnchorPosition == resizeLayer.AnchorPosition &&
this.BackgroundColor == resizeLayer.BackgroundColor &&
this.Upscale == resizeLayer.Upscale);
}
/// <summary>
/// Returns a value that indicates whether the specified object is an
/// <see cref="ResizeLayer"/> object that is equivalent to
/// this <see cref="ResizeLayer"/> object.
/// </summary>
/// <param name="obj">
/// The object to test.
/// </param>
/// <returns>
/// True if the given object is an <see cref="ResizeLayer"/> object that is equivalent to
/// this <see cref="ResizeLayer"/> object; otherwise, false.
/// </returns>
public override bool Equals(object obj)
{
ResizeLayer resizeLayer = obj as ResizeLayer;
if (resizeLayer == null)
{
return(false);
}
return(this.Size == resizeLayer.Size &&
this.ResizeMode == resizeLayer.ResizeMode &&
this.AnchorPosition == resizeLayer.AnchorPosition &&
this.Upscale == resizeLayer.Upscale &&
this.CenterCoordinates.SequenceEqual(resizeLayer.CenterCoordinates) &&
this.MaxSize == resizeLayer.MaxSize &&
this.RestrictedSizes.SequenceEqual(resizeLayer.RestrictedSizes));
}
public static void Main(string[] args)
{
const string InputImages = @"..\..\..\ImageProcessor.UnitTests\Images\";
const string OutputImages = @"..\..\images\output";
string root = new Uri(System.Reflection.Assembly.GetExecutingAssembly().CodeBase).LocalPath;
string inPath = Path.GetFullPath(Path.Combine(Path.GetDirectoryName(root), InputImages));
string outPath = Path.GetFullPath(Path.Combine(Path.GetDirectoryName(root), OutputImages));
DirectoryInfo di = new DirectoryInfo(inPath);
IEnumerable<FileInfo> files = GetFilesByExtensions(di, ".jpg", ".jpeg", ".jfif", ".gif", ".bmp", ".png", ".tif");
foreach (FileInfo fileInfo in files)
{
// Start timing.
byte[] photoBytes = File.ReadAllBytes(fileInfo.FullName);
Console.WriteLine("Processing: " + fileInfo.Name);
Stopwatch stopwatch = new Stopwatch();
stopwatch.Start();
using (MemoryStream inStream = new MemoryStream(photoBytes))
using (ImageFactory imageFactory = new ImageFactory(true, true))
{
Size size = new Size(200, 200);
ResizeLayer layer = new ResizeLayer(size);
imageFactory.Load(inStream)
.Resize(layer)
.Resolution(400, 400)
.Save(Path.GetFullPath(Path.Combine(outPath, fileInfo.Name)));
stopwatch.Stop();
}
// Report back.
long peakWorkingSet64 = Process.GetCurrentProcess().PeakWorkingSet64;
float mB = peakWorkingSet64 / (float)1024 / 1024;
Console.WriteLine(@"Completed {0} in {1:s\.fff} secs {2}Peak memory usage was {3} bytes or {4} Mb.", fileInfo.Name, stopwatch.Elapsed, Environment.NewLine, peakWorkingSet64.ToString("#,#"), mB);
}
Console.ReadLine();
}
public void Resize()
{
byte[] imgBytes = File.ReadAllBytes(Path.FullName);
using(MemoryStream inStream = new MemoryStream(imgBytes))
{
using(MemoryStream outStream = new MemoryStream())
{
using(ImageFactory factory = new ImageFactory(true))
{
ResizeLayer resizeLayer = new ResizeLayer(NewSize);
resizeLayer.ResizeMode = ResizeMode.Stretch;
factory.Load(inStream).Resize(resizeLayer).Save(outStream);
}
SaveFile(outStream);
}
}
OnImageResized();
}
public byte[] CreatePreview(Stream stream, MediaTypes mediaType, Size size)
{
byte[] result;
var format = mediaType.DetectFormat();
var resizeLayer = new ResizeLayer(size, ResizeMode.Crop);
stream.ResetStream();
using (var outStream = new MemoryStream())
{
using (var imageFactory = new ImageFactory(preserveExifData: true))
{
imageFactory.Load(stream)
.Format(format)
.Resize(resizeLayer)
.Save(outStream);
}
result = outStream.ToArray();
}
return result;
}
/// <summary>
/// Processes the image.
/// </summary>
/// <param name="factory">
/// The current instance of the <see cref="T:ImageProcessor.ImageFactory"/> class containing
/// the image to process.
/// </param>
/// <returns>
/// The processed image from the current instance of the <see cref="T:ImageProcessor.ImageFactory"/> class.
/// </returns>
public Image ProcessImage(ImageFactory factory)
{
Image image = factory.Image;
try
{
ImageLayer imageLayer = this.DynamicParameter;
Bitmap overlay = new Bitmap(imageLayer.Image);
// Set the resolution of the overlay and the image to match.
overlay.SetResolution(image.HorizontalResolution, image.VerticalResolution);
Size size = imageLayer.Size;
int width = image.Width;
int height = image.Height;
int overlayWidth = size != Size.Empty ? Math.Min(width, size.Width) : Math.Min(width, overlay.Width);
int overlayHeight = size != Size.Empty ? Math.Min(height, size.Height) : Math.Min(height, overlay.Height);
Point? position = imageLayer.Position;
int opacity = imageLayer.Opacity;
if (image.Size != overlay.Size || image.Size != new Size(overlayWidth, overlayHeight))
{
// Find the maximum possible dimensions and resize the image.
ResizeLayer layer = new ResizeLayer(new Size(overlayWidth, overlayHeight), ResizeMode.Max);
Resizer resizer = new Resizer(layer) { AnimationProcessMode = factory.AnimationProcessMode };
overlay = resizer.ResizeImage(overlay, factory.FixGamma);
overlayWidth = overlay.Width;
overlayHeight = overlay.Height;
}
// Figure out bounds.
Rectangle parent = new Rectangle(0, 0, width, height);
Rectangle child = new Rectangle(0, 0, overlayWidth, overlayHeight);
// Apply opacity.
if (opacity < 100)
{
overlay = Adjustments.Alpha(overlay, opacity);
}
using (Graphics graphics = Graphics.FromImage(image))
{
graphics.SmoothingMode = SmoothingMode.AntiAlias;
graphics.InterpolationMode = InterpolationMode.HighQualityBicubic;
graphics.PixelOffsetMode = PixelOffsetMode.HighQuality;
graphics.CompositingQuality = CompositingQuality.HighQuality;
if (position != null)
{
// Draw the image in position catering for overflow.
graphics.DrawImage(overlay, new Point(Math.Min(position.Value.X, width - overlayWidth), Math.Min(position.Value.Y, height - overlayHeight)));
}
else
{
RectangleF centered = ImageMaths.CenteredRectangle(parent, child);
graphics.DrawImage(overlay, new PointF(centered.X, centered.Y));
}
}
}
catch (Exception ex)
{
throw new ImageProcessingException("Error processing image with " + this.GetType().Name, ex);
}
return image;
}
public void ResizeIsApplied()
{
Size stretchedSize = new Size(400, 400);
ResizeLayer stretchLayer = new ResizeLayer(stretchedSize, ResizeMode.Stretch);
Size paddedSize = new Size(700, 700);
// ReSharper disable once RedundantArgumentDefaultValue
ResizeLayer paddedLayer = new ResizeLayer(paddedSize, ResizeMode.Pad);
Size cropSize = new Size(600, 450);
ResizeLayer cropLayer = new ResizeLayer(cropSize, ResizeMode.Crop);
Size minSize = new Size(300, 300);
ResizeLayer minLayer = new ResizeLayer(minSize, ResizeMode.Min);
int i = 0;
foreach (ImageFactory imageFactory in this.ListInputImages())
{
Image original = (Image)imageFactory.Image.Clone();
// First stretch
imageFactory.Format(new JpegFormat()).Resize(stretchLayer);
AssertionHelpers.AssertImagesAreDifferent(original, imageFactory.Image, "because the resize operation should have been applied on {0}", imageFactory.ImagePath);
Assert.AreEqual(imageFactory.Image.Size, stretchedSize);
imageFactory.Save("./output/resize-stretch-" + i + ".jpg");
// Check we padd correctly.
imageFactory.Resize(paddedLayer);
Assert.AreEqual(imageFactory.Image.Size, paddedSize);
imageFactory.Save("./output/resize-padd-" + i + ".jpg");
// Check we crop correctly.
imageFactory.Resize(cropLayer);
Assert.AreEqual(imageFactory.Image.Size, cropSize);
imageFactory.Save("./output/resize-crop-" + i + ".jpg");
// Check we min correctly using the shortest size.
imageFactory.Resize(minLayer);
Assert.AreEqual(imageFactory.Image.Size, new Size(400, 300));
imageFactory.Save("./output/resize-crop-" + i + ".jpg");
imageFactory.Reset();
AssertionHelpers.AssertImagesAreIdentical(original, imageFactory.Image, "because the image should be reset");
imageFactory.Format(new JpegFormat()).Save("./output/resize-" + i + ".jpg");
}
}
/// <summary>
/// Constrains the current image, resizing it to fit within the given dimensions whilst keeping its aspect ratio.
/// </summary>
/// <param name="size">
/// The <see cref="T:System.Drawing.Size"/> containing the maximum width and height to set the image to.
/// </param>
/// <returns>
/// The current instance of the <see cref="T:ImageProcessor.ImageFactory"/> class.
/// </returns>
public ImageFactory Constrain(Size size)
{
if (this.ShouldProcess)
{
ResizeLayer layer = new ResizeLayer(size, ResizeMode.Max);
return this.Resize(layer);
}
return this;
}
/// <summary>
/// Resizes the current image to the given dimensions.
/// </summary>
/// <param name="size">
/// The <see cref="T:System.Drawing.Size"/> containing the width and height to set the image to.
/// </param>
/// <returns>
/// The current instance of the <see cref="T:ImageProcessor.ImageFactory"/> class.
/// </returns>
public ImageFactory Resize(Size size)
{
if (this.ShouldProcess)
{
int width = size.Width;
int height = size.Height;
ResizeLayer resizeLayer = new ResizeLayer(new Size(width, height));
return this.Resize(resizeLayer);
}
return this;
}
private Stream ProcessImage(IDocument input, ISupportedImageFormat format, ImageInstruction ins)
{
using (var imageFactory = new img.ImageFactory(preserveExifData: true))
{
// Load, resize, set the format and quality and save an image.
img.ImageFactory fac;
using (Stream stream = input.GetStream())
{
fac = imageFactory.Load(stream).Format(format);
}
if (ins.IsNeedResize)
{
if (ins.IsCropRequired)
{
var layer = new ResizeLayer(
size: ins.GetCropSize().Value,
anchorPosition: ins.GetAnchorPosition(),
resizeMode: ResizeMode.Crop
);
fac.Resize(layer);
}
else
{
fac.Resize(ins.GetCropSize().Value);
}
}
foreach (var f in ins.Filters)
{
fac.Filter(ins.GetMatrixFilter(f));
}
if (ins.Brightness.HasValue)
{
fac.Brightness(ins.Brightness.Value);
}
if (ins.Constraint.HasValue)
{
fac.Constrain(ins.Constraint.Value);
}
if (ins.Opacity.HasValue)
{
fac.Alpha(ins.Opacity.Value);
}
if (ins.Hue != null)
{
fac.Hue(ins.Hue.Degrees, ins.Hue.Rotate);
}
if (ins.Tint != null)
{
fac.Tint(ins.Tint.Value);
}
if (ins.Vignette != null)
{
fac.Vignette(ins.Vignette.Value);
}
if (ins.Saturation.HasValue)
{
fac.Saturation(ins.Saturation.Value);
}
if (ins.Contrast.HasValue)
{
fac.Contrast(ins.Contrast.Value);
}
var outputStream = new MemoryStream();
fac.Save(outputStream);
outputStream.Seek(0, SeekOrigin.Begin);
return outputStream;
}
}
/// <summary>
/// The position in the original string where the first character of the captured substring was found.
/// </summary>
/// <param name="queryString">
/// The query string to search.
/// </param>
/// <returns>
/// The zero-based starting position in the original string where the captured substring was found.
/// </returns>
public int MatchRegexIndex(string queryString)
{
this.SortOrder = int.MaxValue;
Match match = this.RegexPattern.Match(queryString);
if (match.Success)
{
this.SortOrder = match.Index;
NameValueCollection queryCollection = HttpUtility.ParseQueryString(queryString);
Size size = this.ParseSize(queryCollection);
ResizeMode mode = QueryParamParser.Instance.ParseValue<ResizeMode>(queryCollection["mode"]);
AnchorPosition position = QueryParamParser.Instance.ParseValue<AnchorPosition>(queryCollection["anchor"]);
bool upscale = queryCollection["upscale"] == null || QueryParamParser.Instance.ParseValue<bool>(queryCollection["upscale"]);
float[] center = queryCollection["center"] != null
? QueryParamParser.Instance.ParseValue<float[]>(queryCollection["center"]) :
new float[] { };
ResizeLayer resizeLayer = new ResizeLayer(size)
{
ResizeMode = mode,
AnchorPosition = position,
Upscale = upscale,
CenterCoordinates = center
};
this.Processor.DynamicParameter = resizeLayer;
// Correctly parse any restrictions.
string restrictions;
this.Processor.Settings.TryGetValue("RestrictTo", out restrictions);
List<Size> restrictedSizes = this.ParseRestrictions(restrictions);
if (restrictedSizes != null && restrictedSizes.Any())
{
bool reject = true;
foreach (Size restrictedSize in restrictedSizes)
{
if (restrictedSize.Height == 0 || restrictedSize.Width == 0)
{
if (restrictedSize.Width == size.Width || restrictedSize.Height == size.Height)
{
reject = false;
}
}
else if (restrictedSize.Width == size.Width && restrictedSize.Height == size.Height)
{
reject = false;
}
}
if (reject)
{
throw new HttpException((int)HttpStatusCode.Forbidden, string.Format("The given size: {0}x{1} is not allowed.", size.Width, size.Height));
}
}
((ImageProcessor.Processors.Resize)this.Processor).RestrictedSizes = this.ParseRestrictions(restrictions);
}
return this.SortOrder;
}
/// <summary>
/// 上传图片
/// </summary>
/// <returns></returns>
public async Task<IHttpActionResult> Post()
{
//如果不含文件就退出
if (!HttpContext.Current.Request.Files.AllKeys.Any())
{
return Json(new
{
Code = 1
});
}
var httpPostedFile = HttpContext.Current.Request.Files[0];
if (httpPostedFile == null)
{
return Json(new
{
Code = 1
});
}
BlobHelper blob = new BlobHelper(BlobString.Portrait);
string fileName = Guid.NewGuid().ToString();
blob.Upload( httpPostedFile, fileName);
bool isPicture = false;
switch(httpPostedFile.ContentType)
{
case "image/jpeg":
case "image/png":
isPicture = true;
break;
default:
break;
}
//插入数据库，如果是图像文件，生成缩略图，大图
DataBaseEntities db = new DataBaseEntities();
pm_Attach attach = new pm_Attach
{
AddDate = DateTime.Now,
AttachId = Guid.NewGuid().ToString(),
ContentType = httpPostedFile.ContentType,
IsPicture = isPicture,
VersionId = HttpContext.Current.Request.Form["versionid"],
Url = "http://hdy.awblob.com/portrait/" + fileName,
DisplayName = httpPostedFile.FileName
};
db.pm_Attach.Add(attach);
db.SaveChanges();
if (isPicture)
{
string fileSaveName = Guid.NewGuid() + ".jpg";
var fileOrginalFile = Path.Combine(HttpContext.Current.Server.MapPath("~/Upload"), fileSaveName);
httpPostedFile.SaveAs(fileOrginalFile);
string fileResized300Name = HttpContext.Current.Server.MapPath("~/upload/" + Guid.NewGuid().ToString() + ".jpg");
using (var imageFactory = new ImageFactory(preserveExifData: true))
{
System.Drawing.Size size = new System.Drawing.Size(300, 300);
ResizeLayer resize = new ResizeLayer(size, ResizeMode.Crop);
imageFactory.Load(fileOrginalFile).Resize(resize).Save(fileResized300Name);
}
await blob.UploadFile(fileResized300Name, fileName+"-preview", httpPostedFile.ContentType);
string fileResizedBigName = HttpContext.Current.Server.MapPath("~/upload/" + Guid.NewGuid().ToString() + ".jpg");
using (var imageFactory = new ImageFactory(preserveExifData: true))
{
System.Drawing.Size size = new System.Drawing.Size(800, 1600);
ResizeLayer resize = new ResizeLayer(size, ResizeMode.Max);
imageFactory.Load(fileOrginalFile).Resize(resize).Save(fileResizedBigName);
}
await blob.UploadFile(fileResizedBigName, fileName + "-big", httpPostedFile.ContentType);
}
// Get the uploaded image from the Files collection
return Json(new
{
Code = 10000,
Detail = "http://hdy.awblob.com/portrait/" + fileName
});
}
/// <summary>
/// 上传图片
/// </summary>
/// <returns></returns>
public async Task<IHttpActionResult> Post()
{
try
{
if (!HttpContext.Current.Request.Form.HasKeys())
{
CommonRequestHelper.ThrowErrorMessage("上传失败");
}
DataBaseEntities db = new DataBaseEntities();
OSSHelper blob = new OSSHelper(AIHE.WebApi.Helpers.UtilityString.BlobString.YiQiHeHe);
switch (HttpContext.Current.Request.Files.Count)
{
case 0:
{
var news0 = new tb_JiuYouQuan
{
AddDate = UtilityHelper.getNow(),
Description = HttpContext.Current.Request.Form["content"],
id = Guid.NewGuid().ToString(),
IsHot = false,
Islegal = true,
SingleHeight = 0,
SingleWidth = 0,
UserId = User.Identity.GetUserId(),
Images = ""
};
db.tb_JiuYouQuan.Add(news0);
db.SaveChanges();
return Json(new ResponseMessageModel(true));
}
break;
case 1:
//只有一个文件
#region
string fileOrginalFile = HttpContext.Current.Server.MapPath("~/MyUpload/" + Guid.NewGuid().ToString() + ".jpg");
HttpContext.Current.Request.Files[0].SaveAs(fileOrginalFile);
Image pic = Image.FromFile(fileOrginalFile);//strFilePath是该图片的绝对路径
int intWidth = pic.Width;//长度像素值
int intHeight = pic.Height;//高度像素值
int newWidth = intWidth;
int newHeight = intHeight;
string fileResizedName = HttpContext.Current.Server.MapPath("/MyUpload/" + Guid.NewGuid().ToString() + ".jpg");
string saveFileName = Guid.NewGuid().ToString();
blob.UploadFile(fileOrginalFile, saveFileName + "-big");
if (intWidth > 135 || intHeight > 135)
{
using (var imageFactory = new ImageFactory(preserveExifData: true))
{
if (intWidth > intHeight)
{
newWidth = 135;
newHeight = (int)(Convert.ToDouble(intHeight) / Convert.ToDouble(intWidth) * 135);
}
else
{
newHeight = 135;
newWidth = (int)(Convert.ToDouble(intWidth) / Convert.ToDouble(intHeight) * 135);
}
System.Drawing.Size size = new System.Drawing.Size(newWidth * 2, newHeight * 2);
imageFactory.Load(fileOrginalFile).Resize(size).Save(fileResizedName);
}
blob.UploadFile(fileResizedName, saveFileName); //缩略图应该是同步程序
}
else
{
blob.UploadFile(fileOrginalFile, saveFileName); //缩略图应该是同步程序
}
var news1 = new tb_JiuYouQuan
{
AddDate = UtilityHelper.getNow(),
Description = HttpContext.Current.Request.Form["content"],
id = Guid.NewGuid().ToString(),
Images = saveFileName,
IsHot = false,
Islegal = true,
SingleHeight = newHeight,
SingleWidth = newWidth,
UserId = User.Identity.GetUserId()
};
pic.Dispose();
File.Delete(fileOrginalFile);
File.Delete(fileResizedName);
db.tb_JiuYouQuan.Add(news1);
db.SaveChanges();
return Json(new ResponseMessageModel(true));
//删除文件
#endregion
default:
List<string> newsFiles = new List<string>();
for (var i = 0; i < HttpContext.Current.Request.Files.Count; i++)
{
var savedName = Guid.NewGuid().ToString();
var fileCropName = HttpContext.Current.Server.MapPath("/MyUpload/" + Guid.NewGuid().ToString() + ".jpg");
var orginal = HttpContext.Current.Server.MapPath("~/MyUpload/" + Guid.NewGuid().ToString() + ".jpg");
HttpContext.Current.Request.Files[i].SaveAs(orginal);
blob.UploadFile(orginal, savedName + "-big");
using (var imageFactory = new ImageFactory(preserveExifData: true))
{
// Do your magic here
System.Drawing.Size size = new System.Drawing.Size(70 *2, 70*2);
ResizeLayer resize = new ResizeLayer(size, ResizeMode.Crop);
imageFactory.Load(orginal).Resize(resize).Save(fileCropName);
}
bool flagCrop = blob.UploadFile(fileCropName, savedName);
if (flagCrop)
{
newsFiles.Add(savedName);
}
File.Delete(orginal);
File.Delete(fileCropName);
}
if (newsFiles.Count == 0)
{
CommonRequestHelper.ThrowErrorMessage("上传失败");
}
var newsMultiple = new tb_JiuYouQuan
{
AddDate = UtilityHelper.getNow(),
Description = HttpContext.Current.Request.Form["content"],
id = Guid.NewGuid().ToString(),
Images = string.Join(";", newsFiles),
IsHot = false,
Islegal = true,
SingleHeight = 0,
SingleWidth = 0,
UserId = User.Identity.GetUserId()
};
db.tb_JiuYouQuan.Add(newsMultiple);
db.SaveChanges();
return Json(new ResponseMessageModel(true));
break;
}
}
catch (Exception ex)
{
CommonRequestHelper.ThrowErrorMessage("上传失败");
return null;
}
}
public async Task<IHttpActionResult> fileUpload()
{
//如果不含文件就退出
if (!HttpContext.Current.Request.Files.AllKeys.Any())
{
return Json(new
{
Code = 1
});
}
string fileName = Guid.NewGuid().ToString();
var httpPostedFile = HttpContext.Current.Request.Files[0];
if (httpPostedFile == null)
{
return Json(new
{
Code = 1
});
}
string fileExtension = System.IO.Path.GetExtension(HttpContext.Current.Request.Form["file"]).ToLower();
if (fileExtension == "")
{
fileExtension = ".jpg";
}
var fileOrginalFile = Path.Combine(HttpContext.Current.Server.MapPath("~/Upload"), fileName + fileExtension);
// Save the uploaded file to "UploadedFiles" folder
httpPostedFile.SaveAs(fileOrginalFile);
string fileResized300Name = HttpContext.Current.Server.MapPath("~/upload/" + Guid.NewGuid().ToString() + fileExtension);
using (var imageFactory = new ImageFactory(preserveExifData: true))
{
System.Drawing.Size size = new System.Drawing.Size(300, 300);
ResizeLayer resize = new ResizeLayer(size, ResizeMode.Crop);
imageFactory.Load(fileOrginalFile).Resize(resize).Save(fileResized300Name);
}
BlobHelper blob = new BlobHelper(BlobString.Portrait);
string contentType = "application/octet-stream";
switch (fileExtension)
{
case ".jpg":
case ".jpeg":
contentType = "image/jpeg";
break;
case ".png":
contentType = "image/png";
break;
default:
contentType = "application/octet-stream";
break;
}
await blob.UploadFile(fileResized300Name, fileName, contentType);
// Get the uploaded image from the Files collection
return Json(new
{
Code = 10000,
Detail = "http://hdy.awblob.com/portrait/" + fileName
});
}
public void ResizeImg(string file)
{
var replace = true;
if (file == "") file = @"D:\img.jpeg";
var outfile = file;
if (!replace)
outfile = file.Replace(".jpeg", "_out" + DateTime.Now.ToString("MMddHHmmss") + ".jpeg");
var minDimMax = 256;
byte[] photoBytes = File.ReadAllBytes(file);
using (MemoryStream inStream = new MemoryStream(photoBytes))
{
using (var img = System.Drawing.Image.FromStream(inStream))
{
var w = img.Width;
var h = img.Height;
//if (w > minDimMax && h > minDimMax)
//{
// Format is automatically detected though can be changed.
ISupportedImageFormat format = new JpegFormat { Quality = 90 };
Size size1 = new Size(minDimMax, minDimMax * 10);
Size size2 = new Size(minDimMax * 10, minDimMax);
var resize1 = new ResizeLayer(size1, ResizeMode.Max);
var resize2 = new ResizeLayer(size2, ResizeMode.Max);
ResizeLayer layer = w < h ? resize1 : resize2;
using (MemoryStream outStream = new MemoryStream())
{
// Initialize the ImageFactory using the overload to preserve EXIF metadata.
using (ImageFactory imageFactory = new ImageFactory(preserveExifData: true))
{
// Load, resize, set the format and quality and save an image.
imageFactory.Load(inStream)
.Resize(layer)
.Format(format)
.Save(outfile);
}
}
//}
//else if (!replace)
//{
// File.Copy(file, outfile);
//}
}
}
}
/// <summary>
/// Resizes the current image to the given dimensions.
/// </summary>
/// <param name="size">
/// The <see cref="T:System.Drawing.Size"/> containing the width and height to set the image to.
/// </param>
/// <returns>
/// The current instance of the <see cref="T:ImageProcessor.ImageFactory"/> class.
/// </returns>
public ImageFactory Resize(Size size)
{
if (this.ShouldProcess)
{
int width = size.Width;
int height = size.Height;
Dictionary<string, string> resizeSettings = new Dictionary<string, string> { { "MaxWidth", width.ToString("G") }, { "MaxHeight", height.ToString("G") } };
ResizeLayer resizeLayer = new ResizeLayer(new Size(width, height));
Resize resize = new Resize { DynamicParameter = resizeLayer, Settings = resizeSettings };
this.Image = resize.ProcessImage(this);
}
return this;
}
/// <summary>
/// Initializes a new instance of the <see cref="Resizer"/> class.
/// </summary>
/// <param name="resizeLayer">
/// The <see cref="ResizeLayer"/>.
/// </param>
public Resizer(ResizeLayer resizeLayer)
{
this.ResizeLayer = resizeLayer;
}
public IActionResult Download([FromRoute] string filepath)
{
//TODO authorize
if (string.IsNullOrWhiteSpace(filepath))
return DoPageNotFoundResponse();
if (!filepath.StartsWith("/"))
filepath = "/" + filepath;
filepath = filepath.ToLowerInvariant();
DbFileRepository fsRepository = new DbFileRepository();
var file = fsRepository.Find(filepath);
if (file == null)
return DoPageNotFoundResponse();
//check for modification
string headerModifiedSince = Request.Headers["If-Modified-Since"];
if (headerModifiedSince != null)
{
DateTime isModifiedSince;
if (DateTime.TryParse(headerModifiedSince, out isModifiedSince))
{
if (isModifiedSince <= file.LastModificationDate)
{
Response.StatusCode = 304;
return new EmptyResult();
}
}
}
HttpContext.Response.Headers.Add("last-modified", file.LastModificationDate.ToString());
string mimeType;
var extension = Path.GetExtension(filepath).ToLowerInvariant();
new FileExtensionContentTypeProvider().Mappings.TryGetValue(extension, out mimeType);
IDictionary<string, StringValues> queryCollection = Microsoft.AspNetCore.WebUtilities.QueryHelpers.ParseQuery(HttpContext.Request.QueryString.ToString());
string action = queryCollection.Keys.Any(x => x == "action") ? ((string)queryCollection["action"]).ToLowerInvariant() : "";
string requestedMode = queryCollection.Keys.Any(x => x == "mode") ? ((string)queryCollection["mode"]).ToLowerInvariant() : "";
string width = queryCollection.Keys.Any(x => x == "width") ? ((string)queryCollection["width"]).ToLowerInvariant() : "";
string height = queryCollection.Keys.Any(x => x == "height") ? ((string)queryCollection["height"]).ToLowerInvariant() : "";
bool isImage = extension == ".jpg" || extension == ".jpeg" || extension == ".png" || extension == ".gif";
if (isImage && (!string.IsNullOrWhiteSpace(action) || !string.IsNullOrWhiteSpace(requestedMode) || !string.IsNullOrWhiteSpace(width) || !string.IsNullOrWhiteSpace(height)))
{
var fileContent = file.GetBytes();
using (ImageFactory imageFactory = new ImageFactory())
{
using (Stream inStream = new MemoryStream(fileContent))
{
MemoryStream outStream = new MemoryStream();
imageFactory.Load(inStream);
//sets background
System.Drawing.Color backgroundColor = System.Drawing.Color.White;
switch (imageFactory.CurrentImageFormat.MimeType)
{
case "image/gif":
case "image/png":
backgroundColor = System.Drawing.Color.Transparent;
break;
default:
break;
}
switch (action)
{
default:
case "resize":
{
ResizeMode mode;
switch (requestedMode)
{
case "boxpad":
mode = ResizeMode.BoxPad;
break;
case "crop":
mode = ResizeMode.Crop;
break;
case "min":
mode = ResizeMode.Min;
break;
case "max":
mode = ResizeMode.Max;
break;
case "stretch":
mode = ResizeMode.Stretch;
break;
default:
mode = ResizeMode.Pad;
break;
}
Size size = ParseSize(queryCollection);
ResizeLayer rl = new ResizeLayer(size, mode);
imageFactory.Resize(rl).BackgroundColor(backgroundColor).Save(outStream);
}
break;
}
outStream.Seek(0, SeekOrigin.Begin);
return File(outStream, mimeType);
}
}
}
return File(file.GetBytes(), mimeType);
}
private static (Size, Rectangle) CalculateBoxPadRectangle(
Size source,
ResizeLayer options,
int width,
int height)
{
if (width <= 0 || height <= 0)
{
return(new Size(source.Width, source.Height), new Rectangle(0, 0, source.Width, source.Height));
}
int sourceWidth = source.Width;
int sourceHeight = source.Height;
// Fractional variants for preserving aspect ratio.
float percentHeight = Math.Abs(height / (float)sourceHeight);
float percentWidth = Math.Abs(width / (float)sourceWidth);
int boxPadHeight = height > 0 ? height : (int)Math.Round(sourceHeight * percentWidth);
int boxPadWidth = width > 0 ? width : (int)Math.Round(sourceWidth * percentHeight);
// Only calculate if upscaling.
if (sourceWidth < boxPadWidth && sourceHeight < boxPadHeight)
{
int destinationX;
int destinationY;
int destinationWidth = sourceWidth;
int destinationHeight = sourceHeight;
width = boxPadWidth;
height = boxPadHeight;
switch (options.AnchorPosition)
{
case AnchorPosition.Left:
destinationY = (height - sourceHeight) / 2;
destinationX = 0;
break;
case AnchorPosition.Right:
destinationY = (height - sourceHeight) / 2;
destinationX = width - sourceWidth;
break;
case AnchorPosition.TopRight:
destinationY = 0;
destinationX = width - sourceWidth;
break;
case AnchorPosition.Top:
destinationY = 0;
destinationX = (width - sourceWidth) / 2;
break;
case AnchorPosition.TopLeft:
destinationY = 0;
destinationX = 0;
break;
case AnchorPosition.BottomRight:
destinationY = height - sourceHeight;
destinationX = width - sourceWidth;
break;
case AnchorPosition.Bottom:
destinationY = height - sourceHeight;
destinationX = (width - sourceWidth) / 2;
break;
case AnchorPosition.BottomLeft:
destinationY = height - sourceHeight;
destinationX = 0;
break;
default:
destinationY = (height - sourceHeight) / 2;
destinationX = (width - sourceWidth) / 2;
break;
}
return(new Size(width, height),
new Rectangle(destinationX, destinationY, destinationWidth, destinationHeight));
}
// Switch to pad mode to downscale and calculate from there.
return(CalculatePadRectangle(source, options, width, height));
}
public void TestResizeRegex()
{
const string Querystring = "width=300";
ResizeLayer expected = new ResizeLayer(new Size(300, 0));
Resize resize = new Resize();
resize.MatchRegexIndex(Querystring);
ResizeLayer actual = resize.DynamicParameter;
Assert.AreEqual(expected, actual);
}
private static (Size, Rectangle) CalculateCropRectangle(
Size source,
ResizeLayer options,
int width,
int height)
{
float ratio;
int sourceWidth = source.Width;
int sourceHeight = source.Height;
int targetX = 0;
int targetY = 0;
int targetWidth = width;
int targetHeight = height;
// Fractional variants for preserving aspect ratio.
float percentHeight = Math.Abs(height / (float)sourceHeight);
float percentWidth = Math.Abs(width / (float)sourceWidth);
if (percentHeight < percentWidth)
{
ratio = percentWidth;
if (options.Center is var center && center.HasValue)
{
float centerRatio = -(ratio * sourceHeight) * center.Value.Y;
targetY = (int)Math.Round(centerRatio + (height / 2F));
if (targetY > 0)
{
targetY = 0;
}
if (targetY < (int)Math.Round(height - (sourceHeight * ratio)))
{
targetY = (int)Math.Round(height - (sourceHeight * ratio));
}
}
else
{
switch (options.AnchorPosition)
{
case AnchorPosition.Top:
case AnchorPosition.TopLeft:
case AnchorPosition.TopRight:
targetY = 0;
break;
case AnchorPosition.Bottom:
case AnchorPosition.BottomLeft:
case AnchorPosition.BottomRight:
targetY = (int)Math.Round(height - (sourceHeight * ratio));
break;
default:
targetY = (int)Math.Round((height - (sourceHeight * ratio)) / 2F);
break;
}
}
targetHeight = (int)Math.Ceiling(sourceHeight * percentWidth);
}
/// <summary>
/// The position in the original string where the first character of the captured substring was found.
/// </summary>
/// <param name="queryString">
/// The query string to search.
/// </param>
/// <returns>
/// The zero-based starting position in the original string where the captured substring was found.
/// </returns>
public int MatchRegexIndex(string queryString)
{
this.SortOrder = int.MaxValue;
Match match = this.RegexPattern.Match(queryString);
if (match.Success)
{
this.SortOrder = match.Index;
NameValueCollection queryCollection = HttpUtility.ParseQueryString(queryString);
Size size = this.ParseSize(queryCollection);
ResizeMode mode = QueryParamParser.Instance.ParseValue<ResizeMode>(queryCollection["mode"]);
AnchorPosition position = QueryParamParser.Instance.ParseValue<AnchorPosition>(queryCollection["anchor"]);
bool upscale = queryCollection["upscale"] == null || QueryParamParser.Instance.ParseValue<bool>(queryCollection["upscale"]);
float[] center = queryCollection["center"] != null
? QueryParamParser.Instance.ParseValue<float[]>(queryCollection["center"]) :
new float[] { };
ResizeLayer resizeLayer = new ResizeLayer(size)
{
ResizeMode = mode,
AnchorPosition = position,
Upscale = upscale,
CenterCoordinates = center
};
this.Processor.DynamicParameter = resizeLayer;
// Correctly parse any restrictions.
string restrictions;
this.Processor.Settings.TryGetValue("RestrictTo", out restrictions);
((ImageProcessor.Processors.Resize)this.Processor).RestrictedSizes = this.ParseRestrictions(
restrictions);
}
return this.SortOrder;
}
/// <summary>
/// The main routine.
/// </summary>
/// <param name="args">
/// The args.
/// </param>
public static void Main(string[] args)
{
string path = new Uri(System.Reflection.Assembly.GetExecutingAssembly().CodeBase).LocalPath;
// ReSharper disable once AssignNullToNotNullAttribute
string resolvedPath = Path.GetFullPath(Path.Combine(Path.GetDirectoryName(path), @"..\..\images\input"));
DirectoryInfo di = new DirectoryInfo(resolvedPath);
if (!di.Exists)
{
di.Create();
}
// Image mask = Image.FromFile(Path.Combine(resolvedPath, "mask.png"));
// Image overlay = Image.FromFile(Path.Combine(resolvedPath, "imageprocessor.128.png"));
//FileInfo fileInfo = new FileInfo(Path.Combine(resolvedPath, "2008.jpg"));
//FileInfo fileInfo = new FileInfo(Path.Combine(resolvedPath, "stretched.jpg"));
//FileInfo fileInfo = new FileInfo(Path.Combine(resolvedPath, "mountain.jpg"));
//FileInfo fileInfo = new FileInfo(Path.Combine(resolvedPath, "blur-test.png"));
// FileInfo fileInfo = new FileInfo(Path.Combine(resolvedPath, "earth_lights_4800.tif"));
//FileInfo fileInfo = new FileInfo(Path.Combine(resolvedPath, "gamma-1.0-or-2.2.png"));
//FileInfo fileInfo = new FileInfo(Path.Combine(resolvedPath, "gamma_dalai_lama_gray.jpg"));
//FileInfo fileInfo = new FileInfo(Path.Combine(resolvedPath, "Arc-de-Triomphe-France.jpg"));
//FileInfo fileInfo = new FileInfo(Path.Combine(resolvedPath, "Martin-Schoeller-Jack-Nicholson-Portrait.jpeg"));
//FileInfo fileInfo = new FileInfo(Path.Combine(resolvedPath, "night-bridge.png"));
//FileInfo fileInfo = new FileInfo(Path.Combine(resolvedPath, "tree.jpg"));
//FileInfo fileInfo = new FileInfo(Path.Combine(resolvedPath, "blue-balloon.jpg"));
//FileInfo fileInfo = new FileInfo(Path.Combine(resolvedPath, "test2.png"));
//FileInfo fileInfo = new FileInfo(Path.Combine(resolvedPath, "120430.gif"));
//FileInfo fileInfo = new FileInfo(Path.Combine(resolvedPath, "rickroll.original.gif"));
//////FileInfo fileInfo = new FileInfo(Path.Combine(resolvedPath, "crop-base-300x200.jpg"));
//FileInfo fileInfo = new FileInfo(Path.Combine(resolvedPath, "cmyk.png"));
//IEnumerable<FileInfo> files = GetFilesByExtensions(di, ".gif");
//IEnumerable<FileInfo> files = GetFilesByExtensions(di, ".png", ".jpg", ".jpeg");
// IEnumerable<FileInfo> files = GetFilesByExtensions(di, ".jpg", ".jpeg", ".jfif");
IEnumerable<FileInfo> files = GetFilesByExtensions(di, ".png");
//IEnumerable<FileInfo> files = GetFilesByExtensions(di, ".gif", ".webp", ".bmp", ".jpg", ".png");
foreach (FileInfo fileInfo in files)
{
if (fileInfo.Name == "test5.jpg")
{
continue;
}
byte[] photoBytes = File.ReadAllBytes(fileInfo.FullName);
Console.WriteLine("Processing: " + fileInfo.Name);
Stopwatch stopwatch = new Stopwatch();
stopwatch.Start();
// ImageProcessor
using (MemoryStream inStream = new MemoryStream(photoBytes))
{
using (ImageFactory imageFactory = new ImageFactory(true, true))
{
Size size = new Size(1920, 1920);
//CropLayer cropLayer = new CropLayer(20, 20, 20, 20, ImageProcessor.Imaging.CropMode.Percentage);
ResizeLayer layer = new ResizeLayer(size, ResizeMode.Max, AnchorPosition.Center, false);
// TextLayer textLayer = new TextLayer()
//{
// Text = "هناك حقيقة مثبتة منذ زمن",
// FontColor = Color.White,
// DropShadow = true,
// Vertical = true,
// //RightToLeft = true,
// //Position = new Point(5, 5)
//};
//ContentAwareResizeLayer layer = new ContentAwareResizeLayer(size)
//{
// ConvolutionType = ConvolutionType.Sobel
//};
// Load, resize, set the format and quality and save an image.
imageFactory.Load(inStream)
//.DetectObjects(EmbeddedHaarCascades.FrontFaceDefault)
//.Overlay(new ImageLayer
// {
// Image = overlay,
// Opacity = 50
// })
//.Alpha(50)
//.BackgroundColor(Color.White)
//.Resize(new Size((int)(size.Width * 1.1), 0))
//.ContentAwareResize(layer)
//.Constrain(size)
//.Mask(mask)
//.Format(new PngFormat())
//.BackgroundColor(Color.Cyan)
//.Watermark(textLayer)
//.ReplaceColor(Color.FromArgb(93, 136, 231), Color.FromArgb(94, 134, 78), 50)
//.GaussianSharpen(3)
//.Saturation(20)
//.Resize(size)
.Resize(layer)
// .Resize(new ResizeLayer(size, ResizeMode.Stretch))
//.DetectEdges(new SobelEdgeFilter(), true)
//.DetectEdges(new LaplacianOfGaussianEdgeFilter())
//.GaussianBlur(new GaussianLayer(10, 11))
//.EntropyCrop()
//.Gamma(2.2F)
//.Halftone()
//.RotateBounded(150, false)
//.Crop(cropLayer)
//.Rotate(140)
//.Filter(MatrixFilters.Invert)
//.Brightness(-5)
//.Contrast(50)
//.Filter(MatrixFilters.Comic)
//.Flip()
//.Filter(MatrixFilters.HiSatch)
//.Pixelate(8)
//.GaussianSharpen(10)
//.Format(new PngFormat() { IsIndexed = true })
//.Format(new PngFormat() )
.Save(Path.GetFullPath(Path.Combine(Path.GetDirectoryName(path), @"..\..\images\output", fileInfo.Name)));
//.Save(Path.GetFullPath(Path.Combine(Path.GetDirectoryName(path), @"..\..\images\output", Path.GetFileNameWithoutExtension(fileInfo.Name) + ".png")));
stopwatch.Stop();
}
}
long peakWorkingSet64 = Process.GetCurrentProcess().PeakWorkingSet64;
float mB = peakWorkingSet64 / (float)1024 / 1024;
Console.WriteLine(@"Completed {0} in {1:s\.fff} secs {2}Peak memory usage was {3} bytes or {4} Mb.", fileInfo.Name, stopwatch.Elapsed, Environment.NewLine, peakWorkingSet64.ToString("#,#"), mB);
//Console.WriteLine("Processed: " + fileInfo.Name + " in " + stopwatch.ElapsedMilliseconds + "ms");
}
Console.ReadLine();
}
/// <summary>
/// Resizes the current image to the given dimensions.
/// </summary>
/// <param name="resizeLayer">
/// The <see cref="ResizeLayer"/> containing the properties required to resize the image.
/// </param>
/// <returns>
/// The current instance of the <see cref="T:ImageProcessor.ImageFactory"/> class.
/// </returns>
public ImageFactory Resize(ResizeLayer resizeLayer)
{
if (this.ShouldProcess)
{
Dictionary<string, string> resizeSettings = new Dictionary<string, string>
{
{ "MaxWidth", resizeLayer.Size.Width.ToString("G") },
{ "MaxHeight", resizeLayer.Size.Height.ToString("G") }
};
Resize resize = new Resize { DynamicParameter = resizeLayer, Settings = resizeSettings };
this.CurrentImageFormat.ApplyProcessor(resize.ProcessImage, this);
}
return this;
}
/// <summary>
/// The position in the original string where the first character of the captured substring was found.
/// </summary>
/// <param name="queryString">
/// The query string to search.
/// </param>
/// <returns>
/// The zero-based starting position in the original string where the captured substring was found.
/// </returns>
public int MatchRegexIndex(string queryString)
{
int index = 0;
// Set the sort order to max to allow filtering.
this.SortOrder = int.MaxValue;
// First merge the matches so we can parse .
StringBuilder stringBuilder = new StringBuilder();
foreach (Match match in this.RegexPattern.Matches(queryString))
{
if (match.Success)
{
if (index == 0)
{
// Set the index on the first instance only.
this.SortOrder = match.Index;
}
stringBuilder.Append(match.Value);
index += 1;
}
}
// Match syntax
string toParse = stringBuilder.ToString();
Size size = this.ParseSize(toParse);
ResizeLayer resizeLayer = new ResizeLayer(size)
{
ResizeMode = this.ParseMode(toParse),
AnchorPosition = this.ParsePosition(toParse),
BackgroundColor = this.ParseColor(toParse),
Upscale = !UpscaleRegex.IsMatch(toParse)
};
this.DynamicParameter = resizeLayer;
return this.SortOrder;
}
public async Task<IHttpActionResult> Post()
{
string itemid=HttpContext.Current.Request.Form["itemid"];
string fileName = Guid.NewGuid().ToString();
// 检查是否是 multipart/form-data
//if (!Request.Content.IsMimeMultipartContent("form-data"))
//{
// return Json(new
// {
// Code = 20000,
// Detail = new
// {
// Description = "没有文件"
// }
// });
//}
// Stream img = Request.Content.ReadAsStreamAsync();
try
{
string fileOrginalFile = HttpContext.Current.Server.MapPath("~/MyUpload/Orignal/" + fileName + ".jpg");
string fileResized150Name = HttpContext.Current.Server.MapPath("~/MyUpload/Resize150/" + fileName + ".jpg");
string fileResized800Name = HttpContext.Current.Server.MapPath("~/MyUpload/Resize800/" + fileName + ".jpg");
// HttpContext.Current.Request.Files[0].SaveAs(fileOrginalFile);
System.Drawing.Bitmap image = new System.Drawing.Bitmap(HttpContext.Current.Request.InputStream);
image.Save(fileOrginalFile);
using (var imageFactory = new ImageFactory(preserveExifData: true))
{
System.Drawing.Size size = new System.Drawing.Size(200, 200);
imageFactory.Load(fileOrginalFile).Resize(size).Save(fileResized150Name);
size = new System.Drawing.Size(800, 1600);
ResizeLayer resize = new ResizeLayer(size, ResizeMode.Max);
imageFactory.Load(fileOrginalFile).Resize(resize).Save(fileResized800Name);
}
BlobHelper blob = new BlobHelper(BlobString.Portrait);
string contentType = "image/jpeg";
await blob.UploadFile(fileResized150Name, fileName, contentType);
await blob.UploadFile(fileResized800Name, fileName + "-big", contentType);
//删除文件
File.Delete(fileOrginalFile);
File.Delete(fileResized150Name);
File.Delete(fileResized800Name);
return Json(new
{
Code = 10000,
Detail = "http://hdy.awblob.com/portrait/" + fileName
});
}
catch (Exception ex)
{
return Json(new
{
Code = 10,
Message="上传失败"
});
}
}
/// <summary>
/// Initializes a new instance of the <see cref="StubbedResizer"/> class.
/// </summary>
/// <param name="resizeLayer">
/// The <see cref="ResizeLayer"/>.
/// </param>
public StubbedResizer(ResizeLayer resizeLayer) : base(resizeLayer)
{
}
/// <summary>
/// Initializes a new instance of the <see cref="Resizer"/> class.
/// </summary>
/// <param name="resizeLayer">
/// The <see cref="ResizeLayer"/>.
/// </param>
public Resizer(ResizeLayer resizeLayer)
{
this.ResizeLayer = resizeLayer;
}
public void ResizeIsApplied()
{
Size stretchedSize = new Size(400, 400);
ResizeLayer stretchLayer = new ResizeLayer(stretchedSize, ResizeMode.Stretch);
Size paddedSize = new Size(700, 700);
// ReSharper disable once RedundantArgumentDefaultValue
ResizeLayer paddedLayer = new ResizeLayer(paddedSize, ResizeMode.Pad);
Size cropSize = new Size(600, 450);
ResizeLayer cropLayer = new ResizeLayer(cropSize, ResizeMode.Crop);
Size minSize = new Size(300, 300);
ResizeLayer minLayer = new ResizeLayer(minSize, ResizeMode.Min);
Size padSingleDimensionWidthSize = new Size(400, 0);
// ReSharper disable once RedundantArgumentDefaultValue
ResizeLayer paddedSingleDimensionWidthLayer = new ResizeLayer(padSingleDimensionWidthSize, ResizeMode.Pad);
Size padSingleDimensionHeightSize = new Size(0, 300);
// ReSharper disable once RedundantArgumentDefaultValue
ResizeLayer paddedSingleDimensionHeightLayer = new ResizeLayer(padSingleDimensionHeightSize, ResizeMode.Pad);
Size boxPadSingleDimensionWidthSize = new Size(400, 0);
ResizeLayer boxPadSingleDimensionWidthLayer = new ResizeLayer(boxPadSingleDimensionWidthSize, ResizeMode.BoxPad);
Size boxPadSingleDimensionHeightSize = new Size(0, 300);
ResizeLayer boxPadSingleDimensionHeightLayer = new ResizeLayer(boxPadSingleDimensionHeightSize, ResizeMode.BoxPad);
int i = 0;
foreach (ImageFactory imageFactory in this.ListInputImages(".gif"))
{
Image original = imageFactory.Image.Copy();
// First stretch
imageFactory.Format(new JpegFormat()).Resize(stretchLayer);
AssertionHelpers.AssertImagesAreDifferent(original, imageFactory.Image, "because the resize operation should have been applied on {0}", imageFactory.ImagePath);
Assert.AreEqual(imageFactory.Image.Size, stretchedSize);
imageFactory.Save(OutputPath + "resize-stretch-" + i + ".jpg");
// Check we padd correctly.
imageFactory.Resize(paddedLayer);
Assert.AreEqual(imageFactory.Image.Size, paddedSize);
imageFactory.Save(OutputPath + "resize-padd-" + i + ".jpg");
// Check we crop correctly.
imageFactory.Resize(cropLayer);
Assert.AreEqual(imageFactory.Image.Size, cropSize);
imageFactory.Save(OutputPath + "resize-crop-" + i + ".jpg");
// Check we min correctly using the shortest size.
imageFactory.Resize(minLayer);
Assert.AreEqual(imageFactory.Image.Size, new Size(400, 300));
imageFactory.Save(OutputPath + "resize-crop-" + i + ".jpg");
// Check padding with only a single dimension specified (width)
imageFactory.Resize(paddedSingleDimensionWidthLayer);
Assert.AreEqual(imageFactory.Image.Size, new Size(400, 300));
imageFactory.Save(OutputPath + "resize-padsingledimension-width-" + i + ".jpg");
// Check padding with only a single dimension specified (height)
imageFactory.Resize(paddedSingleDimensionHeightLayer);
Assert.AreEqual(imageFactory.Image.Size, new Size(400, 300));
imageFactory.Save(OutputPath + "resize-padsingledimension-height-" + i + ".jpg");
// Check box padding with only a single dimension specified (width)
imageFactory.Resize(boxPadSingleDimensionWidthLayer);
Assert.AreEqual(imageFactory.Image.Size, new Size(400, 300));
imageFactory.Save(OutputPath + "resize-boxpadsingledimension-width-" + i + ".jpg");
// Check box padding with only a single dimension specified (height)
imageFactory.Resize(boxPadSingleDimensionHeightLayer);
Assert.AreEqual(imageFactory.Image.Size, new Size(400, 300));
imageFactory.Save(OutputPath + "resize-boxpadsingledimension-height-" + i + ".jpg");
imageFactory.Reset();
AssertionHelpers.AssertImagesAreIdentical(original, imageFactory.Image, "because the image should be reset");
imageFactory.Format(new JpegFormat()).Save(OutputPath + "resize-" + i + ".jpg");
}
}