public static SixLabors.ImageSharp.Color GetDominentColor(SixLabors.ImageSharp.Image <Rgba32> img)
{
//img.Mutate(x => x.Resize(new ResizeOptions { Sampler = KnownResamplers.NearestNeighbor, Size = new Size(100, 0) }));
int r = 0;
int g = 0;
int b = 0;
int totalPixels = 0;
for (int x = 0; x < img.Width; x++)
{
for (int y = 0; y < img.Height; y++)
{
var pixel = img[x, y];
r += Convert.ToInt32(pixel.R);
g += Convert.ToInt32(pixel.G);
b += Convert.ToInt32(pixel.B);
totalPixels++;
}
}
r /= totalPixels;
g /= totalPixels;
b /= totalPixels;
Rgba32 dominantColor = new Rgba32((byte)r, (byte)g, (byte)b, 255);
return(dominantColor);
}
public Texture(string path)
{
using (Stream fontStream = new FileStream(path, FileMode.Open))
_graphic = SixLabors.ImageSharp.Image.Load(fontStream);
ResourcePath = path;
}
void Merge(string addImageName)
{
SixLabors.ImageSharp.Image baseImage = SixLabors.ImageSharp.Image.Load(Path.Combine(temp_path, pictureBox1.Name));
SixLabors.ImageSharp.Image addImage = SixLabors.ImageSharp.Image.Load(Path.Combine(temp_path, addImageName));
SixLabors.ImageSharp.Point toRight = new SixLabors.ImageSharp.Point(x: baseImage.Width, y: 0);
SixLabors.ImageSharp.Point topLeft = new SixLabors.ImageSharp.Point(x: 0, y: 0);
SixLabors.ImageSharp.Image newImage = new SixLabors.ImageSharp.Image <Rgba32>(baseImage.Width + addImage.Width, baseImage.Height);
newImage = newImage.Clone(ipc =>
{
ipc.DrawImage(baseImage, topLeft, 1);
ipc.DrawImage(addImage, toRight, 1);
});
using (MemoryStream memoryStream = new MemoryStream())
{
SixLabors.ImageSharp.Formats.IImageEncoder imageEncoder = newImage.GetConfiguration().ImageFormatsManager.FindEncoder(PngFormat.Instance);
newImage.Save(memoryStream, imageEncoder);
(new Bitmap(memoryStream)).Save(Path.Combine(temp_path, "generated.png"));
Merge_Execution(new Bitmap(memoryStream));
}
}
public void Sync()
{
if (!HasChanges)
{
return;
}
HasChanges = false;
if (RendererTexture == null)
{
RendererTexture = new RendererTexture(Bitmap, Label);
}
else
{
if (BitmapChanged)
{
BitmapChanged = false;
RendererTexture.SetData(Bitmap);
if (AutoDisposeBitmap)
{
Log.Verbose("Disposing Bitmap for {ObjectLabel}", RendererTexture.ObjectLabel);
Bitmap.Dispose();
Bitmap = null;
}
}
}
}
/// <summary>
/// Add a password to the image.
/// </summary>
/// <param name="curImg">Image to add password to.</param>
/// <param name="pass">Password to add to top left corner.</param>
/// <returns>Image with the password in the top left corner.</returns>
private (Stream, string) AddPassword(byte[] curImg, string pass)
{
// draw lower, it looks better
pass = pass.TrimTo(10, true).ToLowerInvariant();
using (var img = Image.Load(curImg, out var format))
{
// choose font size based on the image height, so that it's visible
var font = _fonts.NotoSans.CreateFont(img.Height / 12, FontStyle.Bold);
img.Mutate(x =>
{
// measure the size of the text to be drawing
var size = TextMeasurer.Measure(pass, new RendererOptions(font, new PointF(0, 0)));
// fill the background with black, add 5 pixels on each side to make it look better
x.FillPolygon(Rgba32.FromHex("00000080"),
new PointF(0, 0),
new PointF(size.Width + 5, 0),
new PointF(size.Width + 5, size.Height + 10),
new PointF(0, size.Height + 10));
// draw the password over the background
x.DrawText(pass,
font,
Brushes.Solid(Rgba32.White),
new PointF(0, 0));
});
// return image as a stream for easy sending
return(img.ToStream(format), format.FileExtensions.FirstOrDefault() ?? "png");
}
}
LoadImageFromUrlAsync(string url)
{
SixLabors.ImageSharp.Image <SixLabors.ImageSharp.Rgba32> image = null;
try
{
//Note: don't new up HttpClient in practice
//This should be stored in a shared field in practice
using (System.Net.Http.HttpClient httpClient = new System.Net.Http.HttpClient())
{
using (System.Net.Http.HttpResponseMessage response = await httpClient.GetAsync(url))
{
if (response.IsSuccessStatusCode)
{
using (System.IO.Stream inputStream = await response.Content.ReadAsStreamAsync())
{
image = SixLabors.ImageSharp.Image.Load(inputStream);
} // End Using inputStream
} // End if (response.IsSuccessStatusCode)
} // End Using response
} // End Using httpClient
}
catch
{
// Add error logging here
throw;
}
return(image);
} // End Function LoadImageFromUrl
public Bitmap ExporteImagemSemTileMap(List <SixLabors.ImageSharp.Image> tiles, Bitmap imagemFinal)
{
if (tiles.Count > 0)
{
int contadorTiles = 0;
using (SixLabors.ImageSharp.Image <Rgba32> image = new SixLabors.ImageSharp.Image <Rgba32>(imagemFinal.Width, imagemFinal.Height))
{
for (int y = 0; y < imagemFinal.Height; y += 8)
{
Span <Rgba32> pixelRowSpan = image.GetPixelRowSpan(y);
for (int x = 0; x < imagemFinal.Width; x += 8)
{
image.Mutate(o => o.DrawImage(tiles[contadorTiles], new SixLabors.ImageSharp.Point(x, y), 1f));
tiles[contadorTiles].Dispose();
//pixelRowSpan[x] = new Rgba32(x / 255, y / 255, 50, 255);
contadorTiles++;
}
}
return(image.ToBitmap());
}
}
return(null);
}
internal List <Pixel> ReadImage(string path)
{
var result = new List <Pixel>();
byte[] imageBytes = null;
using (var image = ImageSharp.Load(path))
{
imageBytes = ImageExtension.SavePixelData(image);
for (int x = 0; x < image.Width; x++)
{
for (int y = 0; y < image.Height; y++)
{
var baseIndex = (x + (y * image.Width)) * 4;
if (imageBytes[baseIndex + 3] > 0)
{
result.Add(new Pixel()
{
X = x,
Y = y,
R = imageBytes[baseIndex],
G = imageBytes[baseIndex + 1],
B = imageBytes[baseIndex + 2],
A = imageBytes[baseIndex + 3]
});
}
}
}
}
return(result);
}
public Bitmap Exporte2bpp2D(int largura, int altura, byte[] imagem)
{
CoresPaleta = new List <Color>();
CoresPaleta.Add(Color.FromArgb(0, 0, 0));
CoresPaleta.Add(Color.FromArgb(255, 255, 255));
CoresPaleta.Add(Color.FromArgb(169, 169, 169));
CoresPaleta.Add(Color.FromArgb(100, 100, 100));
int contador = 0;
var bits = new BitArray(imagem);
SixLabors.ImageSharp.Image <Rgba32> imagemFinal = new SixLabors.ImageSharp.Image <Rgba32>(largura, altura);
for (int y = 0; y < imagemFinal.Height; y++)
{
Span <Rgba32> pixelRowSpan = imagemFinal.GetPixelRowSpan(y);
for (int x = 0; x < imagemFinal.Width; x++)
{
int valor1 = bits[contador] ? 1 : 0;
int valor2 = bits[contador + 1] ? 1 : 0;
int valorFinal = (valor2 << 1) | valor1;
pixelRowSpan[x] = new Rgba32(CoresPaleta[valorFinal].R, CoresPaleta[valorFinal].G, CoresPaleta[valorFinal].B);
contador += 2;
}
}
return(imagemFinal.ToBitmap());
}
public static Image FromStream(System.IO.Stream stream)
{
SixLabors.ImageSharp.Image <SixLabors.ImageSharp.Rgba32> img =
SixLabors.ImageSharp.Image.Load(stream);
return(new Image(img));
} // End Function FromStream
private static Bitmap ReadDDS(string filePath)
{
SixLabors.ImageSharp.Image <Rgba32> image = null;
using FileStream fs = File.OpenRead(filePath);
image = bcDecoder.Decode(fs);
return(Utility.ToBitmap(image));
}
public void SetData(Image bitmap)
{
// if (bitmap.Width != Width || bitmap.Height != Height)
// throw new InvalidOperationException();
Bitmap = bitmap;
BitmapChanged = true;
HasChanges = true;
}
public static async Task VerifyAvatarOrThrow(string url)
{
// List of MIME types we consider acceptable
var acceptableMimeTypes = new[]
{
"image/jpeg",
"image/gif",
"image/png"
// TODO: add image/webp once ImageSharp supports this
};
using (var client = new HttpClient())
{
Uri uri;
try
{
uri = new Uri(url);
if (!uri.IsAbsoluteUri)
{
throw Errors.InvalidUrl(url);
}
}
catch (UriFormatException)
{
throw Errors.InvalidUrl(url);
}
var response = await client.GetAsync(uri);
if (!response.IsSuccessStatusCode) // Check status code
{
throw Errors.AvatarServerError(response.StatusCode);
}
if (response.Content.Headers.ContentLength == null) // Check presence of content length
{
throw Errors.AvatarNotAnImage(null);
}
if (response.Content.Headers.ContentLength > Limits.AvatarFileSizeLimit) // Check content length
{
throw Errors.AvatarFileSizeLimit(response.Content.Headers.ContentLength.Value);
}
if (!acceptableMimeTypes.Contains(response.Content.Headers.ContentType.MediaType)) // Check MIME type
{
throw Errors.AvatarNotAnImage(response.Content.Headers.ContentType.MediaType);
}
// Parse the image header in a worker
var stream = await response.Content.ReadAsStreamAsync();
var image = await Task.Run(() => Image.Identify(stream));
if (image.Width > Limits.AvatarDimensionLimit || image.Height > Limits.AvatarDimensionLimit) // Check image size
{
throw Errors.AvatarDimensionsTooLarge(image.Width, image.Height);
}
}
}
public void ReadImages()
{
if (this.bmpStream == null)
{
this.bmpStream = File.OpenRead(Path.Combine(TestEnvironment.InputImagesDirectoryFullPath, TestImages.Bmp.Car));
this.bmpCore = CoreImage.Load <Rgba32>(this.bmpStream);
this.bmpStream.Position = 0;
}
}
/// <summary>
/// Add an image to the pdf page
/// </summary>
/// <param name="page">The page to add the image to</param>
/// <param name="image">The image to add</param>
/// <param name="matrix">The placement matrix</param>
/// <returns>The same <see cref="PdfPage"/> to chain other calls.</returns>
public static PdfPage AddImage(this PdfPage page, SixLabors.ImageSharp.Image image, Matrix matrix)
{
page.ContentStream
.SaveState()
.CTM(matrix)
.Paint(page.AddImageToResources(image))
.RestoreState();
return(page);
}
public void ReadImages()
{
if (this.bmpStream == null)
{
this.bmpStream = File.OpenRead("../ImageSharp.Tests/TestImages/Formats/Bmp/Car.bmp");
this.bmpCore = CoreImage.Load <Rgba32>(this.bmpStream);
this.bmpStream.Position = 0;
this.bmpDrawing = Image.FromStream(this.bmpStream);
}
}
public CoreSize JpegImageSharpPdfJs()
{
using (MemoryStream memoryStream = new MemoryStream(this.jpegBytes))
{
using (Image <Rgba32> image = CoreImage.Load <Rgba32>(memoryStream, new PdfJsJpegDecoder()))
{
return(new CoreSize(image.Width, image.Height));
}
}
}
public static Texture GetFromBitmap(Image bitmap, string name = null, bool autoDisposeBitmap = false)
{
var txt = new Texture(bitmap.Width, bitmap.Height)
{
Label = name,
AutoDisposeBitmap = autoDisposeBitmap,
};
txt.SetData(bitmap);
return(txt);
}
public ImageSharpImageAdapter(SixLabors.ImageSharp.Image <Rgba32> image, bool preloadFrames = true)
{
Image = image;
if (preloadFrames)
{
for (int i = 0; i < Frames.Count; i++)
{
GetFrame(i);
}
}
}
public Image(string filePath)
{
using (FileStream stream = File.OpenRead(filePath))
{
this.image = SixLabors.ImageSharp.Image.Load <SixLabors.ImageSharp.Rgba32>(stream);
this.Data = new Rgba32[this.image.Width * this.image.Height];
this.image.SavePixelData <SixLabors.ImageSharp.Rgba32>(this.Data);
this.Width = this.image.Width;
this.Height = this.image.Height;
}
}
public Image(string filePath)
{
using (var stream = Utility.ReadFile(filePath))
{
this.image = SixLabors.ImageSharp.Image.Load <SixLabors.ImageSharp.PixelFormats.Rgba32>(stream);
this.Data = new Rgba32[this.image.Width * this.image.Height];
this.Data = image.GetPixelSpan().ToArray();
this.Width = this.image.Width;
this.Height = this.image.Height;
}
}
/// <summary>
/// Load the IMG as Color 2byte list
/// </summary>
/// <param name="filename">The Filepath/Filenamee to load</param>
/// <param name="width">The width from the IMG</param>
/// <param name="height">The Height from the IMG</param>
/// <param name="animatedColor">Needed if alpha is 0 or 1</param>
/// <param name="pixelsize">Pixelsize of a pixel needed for Colortable</param>
/// <returns></returns>
internal static List <UInt16> LoadImage(String filename, ref int width, ref int height, int animatedColor = 1, int pixelsize = 1, uint type = 0, int offsetx = 0, int offsety = 0)
{
if (Logger.Loggeractiv)
{
Logger.Log("LoadImage");
}
List <UInt16> colors = new List <UInt16>();
try
{
var image = Image.Load(filename);
if (width == 0)
{
width = image.Width;
}
if (height == 0)
{
height = image.Height;
}
for (int y = offsety; y < height + offsety; y += pixelsize)
{
for (int x = offsetx; x < width + offsetx; x += pixelsize) //Bgra8888
{
var pixel = image[x, y];
byte a = (animatedColor >= 1 ||
((GM1FileHeader.DataType)type) == GM1FileHeader.DataType.TilesObject ||
((GM1FileHeader.DataType)type) == GM1FileHeader.DataType.Animations ||
((GM1FileHeader.DataType)type) == GM1FileHeader.DataType.TGXConstSize ||
((GM1FileHeader.DataType)type) == GM1FileHeader.DataType.NOCompression ||
((GM1FileHeader.DataType)type) == GM1FileHeader.DataType.NOCompression1) ? byte.MaxValue : byte.MinValue;
if (pixel.A == 0)
{
colors.Add((ushort)32767);
}
else
{
colors.Add(EncodeColorTo2Byte((uint)(pixel.B | pixel.G << 8 | pixel.R << 16 | a << 24)));
}
}
}
}
catch (Exception e)
{
if (Logger.Loggeractiv)
{
Logger.Log("Exception:\n" + e.Message);
}
MessageBoxWindow messageBox = new MessageBoxWindow(MessageBoxWindow.MessageTyp.Info, "Something went wrong: pls add a issue on the Github Page\n\nError:\n" + e.Message);
messageBox.Show();
}
return(colors);
}
public void ReadImages()
{
if (this.bmpStream == null)
{
string path = this.LargeImage
? "../ImageSharp.Tests/TestImages/Formats/Jpg/baseline/jpeg420exif.jpg"
: "../ImageSharp.Tests/TestImages/Formats/Bmp/Car.bmp";
this.bmpStream = File.OpenRead(path);
this.bmpCore = CoreImage.Load <Rgba32>(this.bmpStream);
this.bmpStream.Position = 0;
}
}
private void CalculateLuminanceValues(SixLabors.ImageSharp.Image image, byte[] bytes)
{
var luminance = image.CloneAs <L8>();
for (int i = 0; i < luminance.Height; i++)
{
var row = luminance.GetPixelRowSpan(i);
byte[] rawBytes = MemoryMarshal.AsBytes(row).ToArray();
var offset = i * (rawBytes.Length);
Buffer.BlockCopy(rawBytes, 0, bytes, offset, rawBytes.Length);
}
}
internal unsafe static WriteableBitmap LoadImageAsBitmap(String filename, ref int width, ref int height, int offsetx = 0, int offsety = 0)
{
if (Logger.Loggeractiv)
{
Logger.Log("LoadImage");
}
var image = Image.Load(filename);
if (width == 0)
{
width = image.Width;
}
if (height == 0)
{
height = image.Height;
}
WriteableBitmap bitmap = new WriteableBitmap(new PixelSize(width, height), new Vector(300, 300), Avalonia.Platform.PixelFormat.Rgba8888);
using (var bit = bitmap.Lock())
{
try
{
int xBit = 0, yBit = 0;
for (int y = offsety; y < height + offsety; y++)
{
for (int x = offsetx; x < width + offsetx; x++) //Bgra8888
{
var pixel = image[x, y];
var ptr = (uint *)bit.Address;
ptr += (uint)((bitmap.PixelSize.Width * yBit) + xBit);
*ptr = pixel.PackedValue;
xBit++;
}
xBit = 0;
yBit++;
}
}
catch (Exception e)
{
if (Logger.Loggeractiv)
{
Logger.Log("Exception:\n" + e.Message);
}
MessageBoxWindow messageBox = new MessageBoxWindow(MessageBoxWindow.MessageTyp.Info, "Something went wrong: pls add a issue on the Github Page\n\nError:\n" + e.Message);
messageBox.Show();
}
}
return(bitmap);
}
public Image(SixLabors.ImageSharp.Image <Rgba32> image)
{
//ImageSharp loads from the top-left pixel, whereas OpenGL loads from the bottom-left.
image.Mutate(context => context.Flip(FlipMode.Vertical));
image.TryGetSinglePixelSpan(out var span);
//CheckSize(image.Width, image.Height);
var pixels = new byte[(image.Width * image.Height) << 2];
for (var i = 0; i < span.Length; i++)
{
var rgba32 = span[i];
var tmp1 = i << 2;
pixels[tmp1] = rgba32.R;
pixels[tmp1 | 0b01] = rgba32.G;
public static Result Decode(this SixLabors.ImageSharp.Image source)
{
var reader = new BarcodeReader
{
AutoRotate = true,
TryInverted = true,
Options = new DecodingOptions {
TryHarder = true
}
};
var result = reader.Decode(new ImageLuminanceSource(source));
return(result);
}
/// <summary>
/// The event handler for the option image button clicked
/// </summary>
private void OptionImageButton_Click(object sender, RoutedEventArgs e)
{
var openFileDialog = new OpenFileDialog
{
Filter = "Image Files(*.BMP;*.JPG;*.GIF;*.PNG)|*.BMP;*.JPG;*.GIF;*.PNG"
};
if (openFileDialog.ShowDialog() == System.Windows.Forms.DialogResult.OK)
{
_selectedModOption.Image = Image.Load(openFileDialog.FileName);
_selectedModOption.ImageFileName = openFileDialog.FileName;
OptionImage.Source = new BitmapImage(new Uri(openFileDialog.FileName));
}
}
public NewEntryView()
{
this.InitializeComponent();
this.DataContext = this;
this.WhenActivated(disposables =>
{
this.BindCommand(ViewModel,
vm => vm.AddPhotoCommand,
v => v.AddPhoto)
.DisposeWith(disposables);
this.OneWayBind(ViewModel,
vm => vm.Photos,
v => v.Photos.ItemsSource,
vmToViewConverterOverride: new BitmapImageConverter())
.DisposeWith(disposables);
this.ViewModel?.AddPhoto
.RegisterHandler(async interaction =>
{
var picker = new FileOpenPicker();
picker.ViewMode = PickerViewMode.Thumbnail;
picker.SuggestedStartLocation = PickerLocationId.ComputerFolder;
picker.FileTypeFilter.Add(".jpg");
picker.FileTypeFilter.Add(".jpeg");
picker.FileTypeFilter.Add(".png");
var photos = await picker.PickMultipleFilesAsync();
if (photos != null)
{
var convertedPhotos = new List <Image>();
foreach (var photo in photos)
{
var stream = await photo.OpenReadAsync();
var image = Image.Load(stream.AsStreamForRead());
convertedPhotos.Add(image);
}
interaction.SetOutput(convertedPhotos);
}
var aaa = this.Photos.ItemsSource;
})
.DisposeWith(disposables);
});
}
public static System.IO.Stream WriteTextToImage(string text)
{
using (SixLabors.ImageSharp.Image image = SixLabors.ImageSharp.Image <SixLabors.ImageSharp.PixelFormats.Rgba32> .Load("Assets/share-bg.png"))
{
SixLabors.Fonts.FontCollection fontCollection = new SixLabors.Fonts.FontCollection();
SixLabors.Fonts.Font regularFont = fontCollection.Install("Assets/TitilliumWeb-SemiBold.ttf").CreateFont(24, SixLabors.Fonts.FontStyle.Regular);
SixLabors.Fonts.Font italicFont = fontCollection.Install("Assets/TitilliumWeb-BoldItalic.ttf").CreateFont(24, SixLabors.Fonts.FontStyle.Italic);
image.Mutate(x => x.DrawText(text, regularFont, SixLabors.ImageSharp.Color.White, new SixLabors.ImageSharp.PointF(100, 100)));
System.IO.MemoryStream stream = new System.IO.MemoryStream();
image.Save(stream, new SixLabors.ImageSharp.Formats.Png.PngEncoder());
stream.Position = 0;
return(stream);
}
}
