public static void DefinesThatNeedToBeSetBeforeReadingAnImage()
{
MagickReadSettings settings = new MagickReadSettings();
// Set define that tells the jpeg coder that the output image will be 32x32
settings.SetDefine(MagickFormat.Jpeg, "size", "32x32");
// Read image from file
using (MagickImage image = new MagickImage(SampleFiles.SnakewareJpg))
{
// Create thumnail that is 32 pixels wide and 32 pixels high
image.Thumbnail(32, 32);
// Save image as tiff
image.Write(SampleFiles.OutputDirectory + "Snakeware.tiff");
}
}
private MagickReadSettings CreateMagickReadSettings(XmlElement element)
{
if (element == null)
{
return(null);
}
MagickReadSettings result = new MagickReadSettings();
result.ColorSpace = Variables.GetValue <Nullable <ColorSpace> >(element, "colorSpace");
result.Defines = CreateIReadDefines(element["defines"]);
result.Density = Variables.GetValue <Nullable <PointD> >(element, "density");
result.Format = Variables.GetValue <Nullable <MagickFormat> >(element, "format");
result.FrameCount = Variables.GetValue <Nullable <Int32> >(element, "frameCount");
result.FrameIndex = Variables.GetValue <Nullable <Int32> >(element, "frameIndex");
result.Height = Variables.GetValue <Nullable <Int32> >(element, "height");
result.PixelStorage = CreatePixelStorageSettings(element["pixelStorage"]);
result.UseMonochrome = Variables.GetValue <Nullable <Boolean> >(element, "useMonochrome");
result.Width = Variables.GetValue <Nullable <Int32> >(element, "width");
XmlElement setDefine = (XmlElement)element.SelectSingleNode("setDefine");
if (setDefine != null)
{
MagickFormat format_ = XmlHelper.GetAttribute <MagickFormat>(setDefine, "format");
String name_ = XmlHelper.GetAttribute <String>(setDefine, "name");
String value_ = XmlHelper.GetAttribute <String>(setDefine, "value");
result.SetDefine(format_, name_, value_);
}
return(result);
}
private MagickReadSettings CreateMagickReadSettings(XmlElement element)
{
if (element == null)
return null;
MagickReadSettings result = new MagickReadSettings();
result.ColorSpace = Variables.GetValue<Nullable<ColorSpace>>(element, "colorSpace");
result.Defines = CreateIReadDefines(element["defines"]);
result.Density = Variables.GetValue<Nullable<PointD>>(element, "density");
result.Format = Variables.GetValue<Nullable<MagickFormat>>(element, "format");
result.FrameCount = Variables.GetValue<Nullable<Int32>>(element, "frameCount");
result.FrameIndex = Variables.GetValue<Nullable<Int32>>(element, "frameIndex");
result.Height = Variables.GetValue<Nullable<Int32>>(element, "height");
result.PixelStorage = CreatePixelStorageSettings(element["pixelStorage"]);
result.UseMonochrome = Variables.GetValue<Nullable<Boolean>>(element, "useMonochrome");
result.Width = Variables.GetValue<Nullable<Int32>>(element, "width");
XmlElement setDefine = (XmlElement)element.SelectSingleNode("setDefine");
if (setDefine != null)
{
MagickFormat format_ = XmlHelper.GetAttribute<MagickFormat>(setDefine, "format");
String name_ = XmlHelper.GetAttribute<String>(setDefine, "name");
String value_ = XmlHelper.GetAttribute<String>(setDefine, "value");
result.SetDefine(format_,name_,value_);
}
return result;
}
private void ExecuteSetDefine(XmlElement element, MagickReadSettings readSettings)
{
Hashtable arguments = new Hashtable();
foreach (XmlAttribute attribute in element.Attributes)
{
if (attribute.Name == "flag")
{
arguments["flag"] = GetValue <Boolean>(attribute);
}
else if (attribute.Name == "format")
{
arguments["format"] = GetValue <MagickFormat>(attribute);
}
else if (attribute.Name == "name")
{
arguments["name"] = GetValue <String>(attribute);
}
else if (attribute.Name == "value")
{
arguments["value"] = GetValue <String>(attribute);
}
}
if (OnlyContains(arguments, "format", "name", "flag"))
{
readSettings.SetDefine((MagickFormat)arguments["format"], (String)arguments["name"], (Boolean)arguments["flag"]);
}
else if (OnlyContains(arguments, "format", "name", "value"))
{
readSettings.SetDefine((MagickFormat)arguments["format"], (String)arguments["name"], (String)arguments["value"]);
}
else if (OnlyContains(arguments, "name", "value"))
{
readSettings.SetDefine((String)arguments["name"], (String)arguments["value"]);
}
else
{
throw new ArgumentException("Invalid argument combination for 'setDefine', allowed combinations are: [format, name, flag] [format, name, value] [name, value]");
}
}
private void ExecuteSetDefine(XmlElement element, MagickReadSettings readSettings)
{
Hashtable arguments = new Hashtable();
foreach (XmlAttribute attribute in element.Attributes)
{
if (attribute.Name == "flag")
arguments["flag"] = Variables.GetValue<Boolean>(attribute);
else if (attribute.Name == "format")
arguments["format"] = Variables.GetValue<MagickFormat>(attribute);
else if (attribute.Name == "name")
arguments["name"] = Variables.GetValue<String>(attribute);
else if (attribute.Name == "value")
arguments["value"] = Variables.GetValue<String>(attribute);
}
if (OnlyContains(arguments, "format", "name", "flag"))
readSettings.SetDefine((MagickFormat)arguments["format"], (String)arguments["name"], (Boolean)arguments["flag"]);
else if (OnlyContains(arguments, "format", "name", "value"))
readSettings.SetDefine((MagickFormat)arguments["format"], (String)arguments["name"], (String)arguments["value"]);
else if (OnlyContains(arguments, "name", "value"))
readSettings.SetDefine((String)arguments["name"], (String)arguments["value"]);
else
throw new ArgumentException("Invalid argument combination for 'setDefine', allowed combinations are: [format, name, flag] [format, name, value] [name, value]");
}
