public void PngCorePalette()
{
using (MemoryStream memoryStream = new MemoryStream())
{
PngEncoderOptions options = new PngEncoderOptions {
Quantizer = new PaletteQuantizer <Rgba32>(), Quality = 256
};
this.bmpCore.SaveAsPng(memoryStream, options);
}
}
public void PngCoreOctree()
{
using (MemoryStream memoryStream = new MemoryStream())
{
PngEncoderOptions options = new PngEncoderOptions()
{
Quantizer = new OctreeQuantizer <Color>(), Quality = 256
};
this.bmpCore.SaveAsPng(memoryStream, options);
}
}
public void PngCoreOctreeNoDIther()
{
using (MemoryStream memoryStream = new MemoryStream())
{
PngEncoderOptions options = new PngEncoderOptions {
Quantizer = new OctreeQuantizer <Rgba32> {
Dither = false
}, Quality = 256
};
this.bmpCore.SaveAsPng(memoryStream, options);
}
}
public void PngCorePaletteNoDither()
{
using (MemoryStream memoryStream = new MemoryStream())
{
PngEncoderOptions options = new PngEncoderOptions {
Quantizer = new PaletteQuantizer <Color> {
Dither = false
}, Quality = 256
};
this.bmpCore.SaveAsPng(memoryStream, options);
}
}
public void EncodeGeneratedPatterns <TPixel>(TestImageProvider <TPixel> provider, PngColorType pngColorType)
where TPixel : struct, IPixel <TPixel>
{
using (Image <TPixel> image = provider.GetImage())
{
PngEncoderOptions options = new PngEncoderOptions()
{
PngColorType = pngColorType
};
provider.Utility.TestName += "_" + pngColorType;
provider.Utility.SaveTestOutputFile(image, "png", new PngEncoder(), options);
}
}
public void PngCore()
{
using (MemoryStream memoryStream = new MemoryStream())
{
Quantizer <Rgba32> quantizer = this.UseOctreeQuantizer
? (Quantizer <Rgba32>)
new OctreeQuantizer <Rgba32>()
: new PaletteQuantizer <Rgba32>();
PngEncoderOptions options = new PngEncoderOptions()
{
Quantizer = quantizer
};
this.bmpCore.SaveAsPng(memoryStream, options);
}
}
/// <summary>
/// Gets the <see cref="IImageEncoder" /> for the specified format.
/// </summary>
/// <param name="format">The image format.</param>
/// <param name="encoderOptions">The image encoder options.</param>
/// <returns>The <see cref="IImageEncoder" />.</returns>
private static IImageEncoder GetEncoder(ImageFormat format, ImageEncoderOptions encoderOptions)
{
switch (format)
{
case ImageFormat.Bmp:
if (encoderOptions == null)
{
encoderOptions = new BmpEncoderOptions();
}
if (!(encoderOptions is BmpEncoderOptions))
{
throw new ArgumentException("encoderOptions");
}
return(new BmpEncoder((BmpEncoderOptions)encoderOptions));
case ImageFormat.Png:
if (encoderOptions == null)
{
encoderOptions = new PngEncoderOptions();
}
if (!(encoderOptions is PngEncoderOptions))
{
throw new ArgumentException("encoderOptions");
}
return(new PngEncoder((PngEncoderOptions)encoderOptions));
case ImageFormat.Jpeg:
throw new NotImplementedException();
default:
throw new InvalidOperationException("Image format not supported");
}
}
/// <summary>
/// Gets the <see cref="IImageEncoder" /> for the specified format.
/// </summary>
/// <param name="format">The image format.</param>
/// <param name="encoderOptions">The image encoder options.</param>
/// <returns>The <see cref="IImageEncoder" />.</returns>
private static IImageEncoder GetEncoder(ImageFormat format, ImageEncoderOptions encoderOptions)
{
switch (format)
{
case ImageFormat.Bmp:
if (encoderOptions == null)
{
encoderOptions = new BmpEncoderOptions();
}
if (!(encoderOptions is BmpEncoderOptions))
{
throw new ArgumentException("encoderOptions");
}
return new BmpEncoder((BmpEncoderOptions)encoderOptions);
case ImageFormat.Png:
if (encoderOptions == null)
{
encoderOptions = new PngEncoderOptions();
}
if (!(encoderOptions is PngEncoderOptions))
{
throw new ArgumentException("encoderOptions");
}
return new PngEncoder((PngEncoderOptions)encoderOptions);
case ImageFormat.Jpeg:
throw new NotImplementedException();
default:
throw new InvalidOperationException("Image format not supported");
}
}
protected override TaskOutput Execute(TaskInput input, ITaskContext context)
{
foreach (var file in input.Files)
{
try
{
IEncoderOptions options = new JpegEncoderOptions(90, false);
switch (_convertFormat)
{
case ConvertFormat.Jpeg:
options = new JpegEncoderOptions(90, false);
break;
case ConvertFormat.Png:
options = new PngEncoderOptions();
break;
case ConvertFormat.Tiff:
options = new TiffEncoderOptions(CompressionType.Zip);
break;
}
var isConverted = false;
using (var readStream = new FileStream(file.Path, FileMode.Open))
{
using (var reader = FormatManager.CreateFormatReader(readStream))
{
if (reader.MediaFormat != options.MediaFormat)
{
using (var frame = reader.LoadFrame(0))
{
using (var resultBitmap = new Bitmap(frame.Width, frame.Height, Aurigma.GraphicsMill.PixelFormat.Format24bppRgb))
{
frame.GetBitmap(resultBitmap);
var conveter = new PixelFormatConverter {
DestinationPixelFormat = Aurigma.GraphicsMill.PixelFormat.Format32bppArgb
};
conveter.ApplyTransform(resultBitmap);
if (resultBitmap.HasAlpha)
{
resultBitmap.Channels.DiscardAlpha(RgbColor.White);
}
resultBitmap.Save(file.Path + ".tmp", options);
isConverted = true;
}
}
}
}
}
if (isConverted)
{
File.Delete(file.Path);
File.Move(file.Path + ".tmp", file.Path);
}
}
catch (System.Exception ex)
{
Logger.ErrorException(string.Format("Error while converting file {1} to {0}", _convertFormat, file.Path), ex);
}
}
return(new TaskOutput(input.Files, input.Params));
}
/// <summary>
/// Initializes a new instance of the <see cref="PngEncoder" /> class.
/// </summary>
/// <param name="options">The options.</param>
public PngEncoder(PngEncoderOptions options)
{
this.options = options;
}
protected override TaskOutput Execute(TaskInput input, ITaskContext context)
{
foreach (var taskFile in input.Files)
{
var textNote = taskFile.Params[_textKey];
var textPosition = taskFile.Params[_positionKey];
using (var image = new Bitmap(taskFile.Path))
{
if (!image.IsRgb || image.IsIndexed || image.IsGrayScale)
{
image.ColorManagement.ConvertToContinuous(ColorSpace.Rgb, false, false);
}
var renderingSize = new Size(image.Width, image.Height);
double materialWidth = (double)renderingSize.Width / 100;
double materialHeight = (double)renderingSize.Height / 100;
double lineSize = 0;
if (textPosition == "Left" || textPosition == "Right")
{
lineSize = materialWidth / 15;
materialWidth -= lineSize;
}
else
{
lineSize = materialHeight / 15;
materialHeight -= lineSize;
}
int textWidth = 0;
int textHeight = (int)Math.Round(lineSize * image.Height / materialHeight);
if (textPosition == "Left" || textPosition == "Right")
{
textWidth = image.Height;
}
else
{
textWidth = image.Width;
}
using (Bitmap text = new Bitmap(System.Drawing.Color.FromArgb(240, 240, 240), textWidth, textHeight, PixelFormat.Format32bppArgb))
{
using (Graphics graphics = text.GetGdiplusGraphics())
{
System.Drawing.Color sourceColor = System.Drawing.Color.White;
System.Drawing.Color destColor = System.Drawing.Color.White;
if (textPosition == "Left" || textPosition == "Top")
{
sourceColor = System.Drawing.Color.FromArgb(200, 200, 200);
}
else
{
destColor = System.Drawing.Color.FromArgb(200, 200, 200);
}
var gradient = new LinearGradientBrush(new Rectangle(0, 0, text.Width, text.Height), sourceColor, destColor, LinearGradientMode.Vertical);
graphics.FillRectangle(gradient, 0, 0, text.Width, text.Height);
using (var drawFont = new Aurigma.GraphicsMill.Drawing.Font("Trebuchet MS", textHeight / 2))
{
drawFont.Antialiased = true;
drawFont.Unit = Unit.Point;
drawFont.ClearType = true;
using (var drawBrush = new SolidBrush(System.Drawing.Color.Black))
{
var drawFormat = new StringFormat();
drawFormat.Alignment = StringAlignment.Center;
drawFormat.LineAlignment = StringAlignment.Center;
graphics.TextRenderingHint = System.Drawing.Text.TextRenderingHint.AntiAlias;
graphics.DrawString(textNote, drawFont, drawBrush, new RectangleF(0, 0, textWidth, textHeight), drawFormat);
}
}
}
int resultWidth = image.Width;
int resultHeight = image.Height;
if (textPosition == "Left" || textPosition == "Right")
{
text.Transforms.RotateAndFlip(RotateFlipType.Rotate270FlipNone);
resultWidth += text.Width;
}
else
{
resultHeight += text.Height;
}
using (var result = new Bitmap(resultWidth, resultHeight, PixelFormat.Format32bppArgb))
{
switch (textPosition)
{
case "Left":
text.Draw(result, 0, 0, CombineMode.AlphaOverlapped, 1.0f);
image.Draw(result, text.Width, 0, CombineMode.AlphaOverlapped, 1.0f);
break;
case "Right":
text.Draw(result, image.Width, 0, CombineMode.AlphaOverlapped, 1.0f);
image.Draw(result, 0, 0, CombineMode.AlphaOverlapped, 1.0f);
break;
case "Top":
text.Draw(result, 0, 0, CombineMode.AlphaOverlapped, 1.0f);
image.Draw(result, 0, text.Height, CombineMode.AlphaOverlapped, 1.0f);
break;
default:
text.Draw(result, 0, image.Height, CombineMode.AlphaOverlapped, 1.0f);
image.Draw(result, 0, 0, CombineMode.AlphaOverlapped, 1.0f);
break;
}
var pngEncoder = new PngEncoderOptions();
result.Save(taskFile.Path, pngEncoder);
}
}
}
}
return(new TaskOutput(input.Files, input.Params));
}
/// <summary>
/// Initializes a new instance of the <see cref="PngEncoder" /> class.
/// </summary>
/// <param name="options">The options.</param>
public PngEncoder(PngEncoderOptions options)
{
this.options = options;
}
