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();
}
public void TestResizeRegex()
{
Dictionary <string, ResizeLayer> data = new Dictionary <string, ResizeLayer>
{
{
"width=300", new ResizeLayer(new Size(300, 0))
},
{
"height=300", new ResizeLayer(new Size(0, 300))
},
{
"height=300&mode=crop", new ResizeLayer(new Size(0, 300), ResizeMode.Crop)
},
{
"width=300&mode=crop", new ResizeLayer(new Size(300, 0), ResizeMode.Crop)
},
{
"width=600&heightratio=0.416", new ResizeLayer(new Size(600, 250))
},
{
"width=600&height=250&mode=max", new ResizeLayer(new Size(600, 250), ResizeMode.Max)
}
};
Processors.Resize resize = new Processors.Resize();
foreach (KeyValuePair <string, ResizeLayer> item in data)
{
resize.MatchRegexIndex(item.Key);
ResizeLayer result = resize.Processor.DynamicParameter;
Assert.AreEqual(item.Value, result);
}
}
private void Recompress(string sourceName, string destName, int width, int height, int quality)
{
ISupportedImageFormat format = new JpegFormat {
Quality = quality
};
var size = new Size(width, height);
var rl = new ResizeLayer(size, ResizeMode.Crop);
using (FileStream src = File.OpenRead(Path.Combine(_baseDir, sourceName)))
{
string destPath = Path.Combine(_baseDir, destName);
if (File.Exists(destPath))
{
File.Delete(destPath);
}
using (FileStream dest = File.Create(destPath))
{
using (var factory = new ImageFactory())
{
factory
.Load(src)
.Resize(rl)
.Format(format)
.Save(dest);
}
}
}
}
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);
}
}
protected byte[] ApplyResize(byte[] pictureBinary, int targetSize, Size originalSize = default(Size))
{
var resizeLayer = default(ResizeLayer);
if (originalSize != default(Size))
{
resizeLayer = new ResizeLayer(CalculateDimensions(originalSize, targetSize), ResizeMode.Max);
}
else
{
//ValidatePicture() only
resizeLayer = new ResizeLayer(new Size(targetSize, targetSize), ResizeMode.Max);
}
using (MemoryStream inStream = new MemoryStream(pictureBinary))
{
using (MemoryStream outStream = new MemoryStream())
{
using (ImageFactory imageFactory = new ImageFactory())
{
imageFactory.Load(inStream)
.Resize(resizeLayer)
.Quality(_mediaSettings.DefaultImageQuality)
.Save(outStream);
inStream.Dispose();
imageFactory.Dispose();
return(outStream.ToArray());
}
}
}
}
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);
}
}
static void Main(string[] args)
{
// Create Destination folder if it doesn't exist
Directory.CreateDirectory(PhotoDestination);
using (ImageFactory imageFactory = new ImageFactory(preserveExifData: true))
{
var resizelayer = new ResizeLayer(new System.Drawing.Size(1500, 1500), ResizeMode.Min);
string[] files = Directory.GetFiles(PhotoSource);
int i = 1;
foreach (var path in files)
{
var filename = Path.GetFileName(path);
imageFactory.Load(Path.Combine(PhotoSource, filename))
.Resize(resizelayer)
.Quality(90)
.Save(Path.Combine(PhotoDestination, filename));
Console.WriteLine(i++);
}
}
}
public static void ToWebP(Image inputImage, string outputImage, Size?size = null)
{
if (inputImage == null)
{
return;
}
size = size ?? new Size(inputImage.Width, inputImage.Height);
// Format is automatically detected though can be changed.
ISupportedImageFormat format = new WebPFormat();
using (FileStream outStream = new FileStream(outputImage, FileMode.Create))
{
// Initialize the ImageFactory using the overload to preserve EXIF metadata.
using (ImageFactory imageFactory = new ImageFactory(true))
{
var resizeLayer = new ResizeLayer((Size)size, ResizeMode.Stretch);
// Load, resize, set the format and quality and save an image.
imageFactory.Load(inputImage)
.Format(format)
.Resize(resizeLayer)
.Save(outStream);
}
// Do something with the stream.
}
}
public static byte[] GetRawImageAutoRotatedAndResized(
string itemFilePath, int width, int height, bool shouldPad)
{
try
{
bool requiresRotation = ImageRequiresRotation(itemFilePath);
using (var imageFactory = new ImageFactory())
{
var resizeLayer = new ResizeLayer(new Size(width, height), shouldPad ? ResizeMode.Pad : ResizeMode.Max);
imageFactory.Load(itemFilePath);
if (requiresRotation)
{
imageFactory.AutoRotate();
}
imageFactory.Resize(resizeLayer);
using (var ms = new MemoryStream())
{
imageFactory.Save(ms);
return(ms.ToArray());
}
}
}
catch (Exception ex)
{
Log.Logger.Error(ex, $"Could not auto-rotate and resize image {itemFilePath}");
}
return(null);
}
private void SavingMedia(IMediaService sender, SaveEventArgs <IMedia> e)
{
MediaFileSystem mediaFileSystem = FileSystemProviderManager.Current.GetFileSystemProvider <MediaFileSystem>();
IContentSection contentSection = UmbracoConfig.For.UmbracoSettings().Content;
IEnumerable <string> supportedTypes = contentSection.ImageFileTypes.ToList();
foreach (var entity in e.SavedEntities)
{
if (!entity.HasProperty("umbracoFile"))
{
continue;
}
var path = entity.GetValue <string>("umbracoFile");
var extension = Path.GetExtension(path)?.Substring(1);
if (!supportedTypes.InvariantContains(extension))
{
continue;
}
var fullPath = mediaFileSystem.GetFullPath(path);
using (ImageFactory imageFactory = new ImageFactory(true))
{
ResizeLayer layer = new ResizeLayer(new Size(1920, 0), ResizeMode.Max)
{
Upscale = false
};
imageFactory.Load(fullPath)
.Resize(layer)
.Save(fullPath);
}
}
}
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);
ResizeLayer resizeLayer = new ResizeLayer(size)
{
ResizeMode = ResizeMode.Max,
AnchorPosition = AnchorPosition.Center,
Upscale = false,
CenterCoordinates = new float[] { }
};
this.Processor.DynamicParameter = resizeLayer;
string restrictions;
this.Processor.Settings.TryGetValue("RestrictTo", out restrictions);
((ImageProcessor.Processors.Resize) this.Processor).RestrictedSizes = this.ParseRestrictions(
restrictions);
}
return(this.SortOrder);
}
public Task <Stream> TransformImage(Stream image, ImageDisParameters param)
{
var newImage = new MemoryStream();
using (var imageFactory = new ImageFactory(preserveExifData: false))
{
var chain = imageFactory.Load(image);
if (param.Has("w") || param.Has("h"))
{
var resizeLayer = new ResizeLayer(new Size(param.Get <int>("w"), param.Get <int>("h")));
resizeLayer.ResizeMode = ResizeMode.Max;
resizeLayer.AnchorPosition = AnchorPosition.Center;
if (param.Has("pad") && param.Get <bool>("pad"))
{
resizeLayer.ResizeMode = ResizeMode.Pad;
}
chain.Resize(resizeLayer);
}
chain.Save(newImage);
}
return(Task.FromResult <Stream>(newImage));
}
public void ResizeImage(object obj)
{
string str = (obj is string) ? obj as string : string.Empty;
ImageProcessor.Imaging.ResizeMode mode;
if (str == "max")
{
mode = ImageProcessor.Imaging.ResizeMode.Max;
}
else
{
mode = ImageProcessor.Imaging.ResizeMode.Stretch;
}
using (Process = new MemoryStream())
{
var size = new System.Drawing.Size(W, H);
Rec = new Rectangle(Rec.X, Rec.Y, size.Width, size.Height);
ResizeLayer resizeLayer = new ResizeLayer(size, mode, AnchorPosition.Center, true, null, null, null, null);
using (var imageFactory = new ImageFactory(preserveExifData: true))
{
imageFactory.Load(Input)
.Resize(resizeLayer)
.Save(Process);
}
SaveProcess();
}
}
public void TestResizeRegex()
{
Dictionary <string, ResizeLayer> data = new Dictionary <string, ResizeLayer>
{
{ "width=300", new ResizeLayer(new Size(300, 0)) },
{ "height=300", new ResizeLayer(new Size(0, 300)) },
{ "height=300.6", new ResizeLayer(new Size(0, 301)) }, // Round size units
{ "height=300&mode=crop", new ResizeLayer(new Size(0, 300), ResizeMode.Crop) },
{ "width=300&mode=crop", new ResizeLayer(new Size(300, 0), ResizeMode.Crop) },
{ "width=300.2&mode=crop", new ResizeLayer(new Size(300, 0), ResizeMode.Crop) }, // Round size units
{ "width=600&heightratio=0.416", new ResizeLayer(new Size(600, 250)) },
{ "width=600&height=250&mode=max", new ResizeLayer(new Size(600, 250), ResizeMode.Max) },
{ "width=600&height=250¢er=1,0.5", new ResizeLayer(new Size(600, 250), centerCoordinates: new [] { 1f, 0.5f }) }, // Center coordinates (Y,X)
{ "width=600&height=250¢er=0.5,0.25", new ResizeLayer(new Size(600, 250))
{
Center = new PointF(0.25f, 0.5f)
} }, // Center coordinates (Y,X) to PointF
{ "width=600&height=250¢er=0.5", new ResizeLayer(new Size(600, 250)) }, // Invalid center coordinates should not result in 0,0
{ "width=600&height=250¢er=y,x", new ResizeLayer(new Size(600, 250)) } // Invalid center coordinates should not result in 0,0
};
Processors.Resize resize = new Processors.Resize();
foreach (KeyValuePair <string, ResizeLayer> item in data)
{
resize.MatchRegexIndex(item.Key);
ResizeLayer result = resize.Processor.DynamicParameter;
Assert.AreEqual(item.Value, result);
}
}
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>
/// 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)
{
Bitmap newImage = null;
Image image = factory.Image;
try
{
ResizeLayer resizeLayer = this.DynamicParameter;
// Augment the layer with the extra information.
resizeLayer.RestrictedSizes = this.RestrictedSizes;
Size maxSize = new Size();
int maxWidth;
int maxHeight;
int.TryParse(this.Settings["MaxWidth"], NumberStyles.Any, CultureInfo.InvariantCulture, out maxWidth);
int.TryParse(this.Settings["MaxHeight"], NumberStyles.Any, CultureInfo.InvariantCulture, out maxHeight);
maxSize.Width = maxWidth;
maxSize.Height = maxHeight;
resizeLayer.MaxSize = maxSize;
Resizer resizer = new Resizer(resizeLayer)
{
ImageFormat = factory.CurrentImageFormat, AnimationProcessMode = factory.AnimationProcessMode
};
newImage = resizer.ResizeImage(image, factory.FixGamma);
// Check that the original image has not been returned.
if (newImage != image)
{
// Reassign the image.
image.Dispose();
image = newImage;
if (factory.PreserveExifData && factory.ExifPropertyItems.Any())
{
// Set the width EXIF data.
factory.SetPropertyItem(ExifPropertyTag.ImageWidth, (ushort)image.Width);
// Set the height EXIF data.
factory.SetPropertyItem(ExifPropertyTag.ImageHeight, (ushort)image.Height);
}
}
}
catch (Exception ex)
{
if (newImage != null)
{
newImage.Dispose();
}
throw new ImageProcessingException("Error processing image with " + this.GetType().Name, ex);
}
return(image);
}
public static Image Resize(this Image image, Size size)
{
using var factory = new ImageFactory(preserveExifData: true);
using var resizedImageStream = new MemoryStream();
var resizeLayer = new ResizeLayer(size: size, resizeMode: ResizeMode.Stretch);
factory.Load(image).Resize(resizeLayer).Save(resizedImageStream);
return(Image.FromStream(resizedImageStream));
}
/// <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)
{
// We don't want any resize carve or percentile crops requests to interfere.
// TODO: This is hacky and awful and should go.
if (match.Value.ToUpperInvariant().Contains("CARVE") || match.Value.ToUpperInvariant().Contains("PERCENT"))
{
break;
}
if (index == 0)
{
// Set the index on the first instance only.
this.SortOrder = match.Index;
stringBuilder.Append(queryString);
}
index += 1;
}
}
if (this.SortOrder < int.MaxValue)
{
// Match syntax
string toParse = stringBuilder.ToString();
Size size = this.ParseSize(toParse);
ResizeLayer resizeLayer = new ResizeLayer(size)
{
ResizeMode = this.ParseMode(toParse),
AnchorPosition = this.ParsePosition(toParse),
Upscale = !UpscaleRegex.IsMatch(toParse),
CenterCoordinates = this.ParseCoordinates(toParse),
};
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);
}
public HttpResponseMessage GetThumbnail(string imagePath = "", string width = "150")
{
width = width ?? "150";
var imageWidth = 0;
Int32.TryParse(width, out imageWidth);
if (!string.IsNullOrWhiteSpace(imagePath) && imagePath.IndexOf("{{") < 0)
{
if (File.Exists(System.Web.Hosting.HostingEnvironment.MapPath(imagePath)))
{
FileInfo fileInfo = new FileInfo(System.Web.Hosting.HostingEnvironment.MapPath(imagePath));
if (fileInfo.Extension.ToLower() == ".jpg" || fileInfo.Extension.ToLower() == ".gif" || fileInfo.Extension.ToLower() == ".png")
{
using (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, imageWidth, imageWidth);
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(new HttpResponseMessage(HttpStatusCode.OK));
}
}
else
{
return(new HttpResponseMessage(HttpStatusCode.OK));
}
}
else
{
return(new HttpResponseMessage(HttpStatusCode.OK));
}
}
public void Normalize()
{
ISupportedImageFormat format = new JpegFormat {
Quality = 70
};
ResizeLayer resizeLayer = new ResizeLayer(new System.Drawing.Size(1024, 768), resizeMode: ResizeMode.Min);
Image.Resize(resizeLayer)
.Format(format);
}
public ActionResult ResizeImage(string size, string fileId, string fileName)
{
try
{
if (!string.IsNullOrEmpty(Request.Headers["If-Modified-Since"]))
{
Response.StatusCode = 304;
Response.StatusDescription = "Not Modified";
Response.AddHeader("Content-Length", "0");
return(Content(string.Empty));
}
#region Temp Path
var tempPath = Server.MapPath("~/Temp/Thumb/resize");
if (!Directory.Exists(tempPath))
{
Directory.CreateDirectory(tempPath);
}
var filePath = $"{tempPath}\\{size}-{fileId}{Path.GetExtension(fileName)}";
if (System.IO.File.Exists(filePath))
{
byte[] filedata = System.IO.File.ReadAllBytes(filePath);
string contentType = MimeMapping.GetMimeMapping(filePath);
return(File(filedata, contentType));
}
#endregion
var sizes = size.Split('x').Select(x => int.Parse(x)).ToArray();
var file = AsefianFileContextHelper.GetFile(fileId, fileName);
MemoryStream outStream = new MemoryStream();
ISupportedImageFormat format = new JpegFormat {
Quality = 70
};
using (ImageFactory imageFactory = new ImageFactory(preserveExifData: false))
{
var resizeLayer = new ResizeLayer(new Size(sizes[0], sizes[1]), ResizeMode.Min);
imageFactory.Load(file.Data)
.Resize(resizeLayer)
.Format(format)
.Save(filePath)
.Save(outStream);
return(File(outStream, MimeMapping.GetMimeMapping(fileName)));
}
}
catch (Exception ex)
{
ServerError(ex);
return(HttpNotFound());
}
}
private void Resize(ImageFactory imageFactory, ProcessingParameters parameters)
{
if (parameters.ScaleX == 1 && parameters.ScaleY == 1)
{
return;
}
var size = new Size((int)(imageFactory.Image.Width * parameters.ScaleX), (int)(imageFactory.Image.Height * parameters.ScaleY));
var resizeLayer = new ResizeLayer(size, ResizeMode.Stretch);
imageFactory.Resize(resizeLayer);
}
/// <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);
}
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);
}
/// <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);
}
/// <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"
}));
}
}
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");
}
}
private bool Resize(string sourceFileName, string destinationFileName)
{
// The wolf made a change
// So I'm going to try and push this back
if (!File.Exists(destinationFileName))
{
float width = 0;
float height = 0;
using (FileStream file = new FileStream(sourceFileName, FileMode.Open, FileAccess.Read))
{
using (Image tif = Image.FromStream(file, false, false))
{
width = tif.Width / 2;
height = tif.Height / 2;
while (Math.Min(width, height) > 1500)
{
width = width / 2;
height = height / 2;
}
}
}
// Read a file and resize it.
byte[] photoBytes = File.ReadAllBytes(sourceFileName);
int quality = 70;
JpegFormat format = new JpegFormat();
Size size = new Size((int)width, (int)height);
using (MemoryStream inStream = new MemoryStream(photoBytes))
{
using (ImageFactory imageFactory = new ImageFactory(true))
{
ResizeLayer resizeLayer = new ResizeLayer(size, ImageProcessor.Imaging.ResizeMode.Crop);
// Load, resize, set the format and quality and save an image.
imageFactory.Load(inStream)
.Resize(resizeLayer)
.Format(format)
.Quality(quality)
.Save(destinationFileName);
}
}
}
return(true);
}
public void SetImage(string path, Point position, Size size, ResizeMode mode = ResizeMode.Crop, AnchorPosition anchor = AnchorPosition.Center)
{
ImageLayer imageLayer = new ImageLayer();
ResizeLayer resizeLayer = new ResizeLayer(size, mode, anchor);
ImageFactory temp = new ImageFactory();
temp.Load(new MemoryStream(File.ReadAllBytes(path)))
.Resize(resizeLayer);
imageLayer.Image = temp.Image;
imageLayer.Opacity = 100;
imageLayer.Position = position;
_mainImageFactory.Overlay(imageLayer);
}
/// <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)
{
var 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.ApplyProcessor(resize.ProcessImage);
}
return(this);
}
