IMImageQ8MBS.GaussianBlurChannel(channel as Integer, radius as Double, sigma as Double) as IMImageQ8MBS

We convolve the image with a Gaussian operator of the given radius and standard deviation (sigma) . For reasonable results, the radius should be larger than sigma. Use a radius of 0 and GaussianBlur selects a suitable radius for you.
Sets the last exception property.

radius: the radius of the Gaussian, in pixels, not counting the center pixel.
channel: The channel type.
sigma: the standard deviation of the Gaussian, in pixels.

Constants for channel:

const UndefinedChannel	= 0
const RedChannel	= &h0001
const GrayChannel	= &h0001
const CyanChannel	= &h0001
const GreenChannel	= &h0002
const MagentaChannel	= &h0002
const BlueChannel	= &h0004
const YellowChannel	= &h0004
const AlphaChannel	= &h0008
const OpacityChannel	= &h0008
const BlackChannel	= &h0020
const IndexChannel	= &h0020
const AllChannels	= &h7fffffff

For more details please check the ImageMagick documentation.

IMImageQ8MBS.GetImageAttribute(key as string) as IMImageAttributeQ8MBS

IMImageQ8MBS.GetImageClippingPathAttribute as IMImageAttributeQ8MBS

IMImageQ8MBS.GetImageProfile(name as string) as string

Returns "" on any error.

IMImageQ8MBS.GetNextImageAttribute as IMImageAttributeQ8MBS

Returns nil on any error.

IMImageQ8MBS.GetNextImageProfile as string

Returns "" on any error.

IMImageQ8MBS.HandleMemory as memoryblock

Returns nil on any error.

IMImageQ8MBS.ImagesToBlob(info as IMImageInfoQ8MBS) as String

It returns the image sequence as a string. The magick member of the ImageInfo structure determines the format of the returned blob ( GIF, JPEG, PNG, etc. )

Note, some image formats do not permit multiple images to the same image stream (e.g. JPEG). in this instance, just the first image of the sequence is returned as a blob.

Sets the last exception property and returns "" on any error.
For more details please check the ImageMagick documentation.

IMImageQ8MBS.ImageToBlob(info as IMImageInfoQ8MBS) as String

Var im as ImageMagickQ8MBS // global

Function IMPictureToString(p as picture, magick as string, quality as Integer) As string
  Var image as new IMImageQ8MBS
  Var imageinfo as IMImageInfoQ8MBS
  Var s,data as string
  Var impp as new IMMagickPixelPacketQ8MBS
  
  // empty string for nil picture
  if p = nil then
    Return ""
  end if
  
  // create a new picture info
  
  imageinfo = im.NewImageInfo
  imageinfo.ColorSpace=1
  // only color space is needed. 1 for RGB.
  
  // background color of image
  impp.red = 0
  impp.Green = 0
  impp.Blue = 0
  
  // creates a new image object
  if not image.NewImage(imageinfo,p.Width,p.Height,impp) then
    Return ""
  end if
  
  // copy RB picture into IM Image at position 0/0
  image.ColorSpace = 1
  image.SetPicture(p,0,0)
  
  // set compression data
  imageinfo.Magick = magick
  imageinfo.Quality = quality
  
  // and rendering intent: 2=PerceptualIntent
  'image.RenderingIntent = 2
  
  // create image data
  data = image.ImageToBlob(imageinfo)
  
  // release memory
  image.DestroyImage
  imageinfo.DestroyImageInfo
  
  // return result
  Return data
  
  Exception
  // in case of an exception return nothing
  Return ""
  
  
End Function

It returns the image sequence as a string. The magick member of the ImageInfo structure determines the format of the returned blob ( GIF, JPEG, PNG, etc. )

Note, some image formats do not permit multiple images to the same image stream (e.g. JPEG). in this instance, just the first image of the sequence is returned as a blob.

Sets the last exception property and returns "" on any error.
For more details please check the ImageMagick documentation.

IMImageQ8MBS.Implode(factor as Double) as IMImageQ8MBS

factor: A double value that defines the extent of the implosion.

Returns nil on any error.
Sets the last exception property.

IMImageQ8MBS.IsBlobExempt as boolean

For more details please check the ImageMagick documentation.

IMImageQ8MBS.IsBlobSeekable as boolean

For more details please check the ImageMagick documentation.

IMImageQ8MBS.IsBlobTemporary as boolean

For more details please check the ImageMagick documentation.

IMImageQ8MBS.MedianFilter(radius as Double) as IMImageQ8MBS

Each pixel is replaced by the median in a set of neighboring pixels as defined by radius.
Sets the last exception property.

For more details please check the ImageMagick documentation.

IMImageQ8MBS.MergeImageLayers(ImageLayerMethod as Integer) as IMImageQ8MBS

The inital canvas's size depends on the given ImageLayerMethod, and is initialized using the first images images background color. The images are then compositied onto that image in sequence using the given composition that has been assigned to each individual image.

ImageLayerMethod:
the method of selecting the size of the initial canvas.

MergeLayer: Merge all layers onto a canvas just large enough to hold all the actual images. The virtual canvas of the first image is preserved but otherwise ignored.

FlattenLayer: Use the virtual canvas size of first image. Images which fall outside this canvas is clipped. This can be used to 'fill out' a given virtual canvas.

MosaicLayer: Start with the virtual canvas of the first image, enlarging left and right edges to contain all images. Images with negative offsets will be clipped.

Can raise an exception.

IMImageQ8MBS.MosaicImages as IMImageQ8MBS

It returns a single image with each image in the sequence composited at the location defined by the page member of the image structure.
Returns nil on any error.
Sets the last exception property.

IMImageQ8MBS.MotionBlur(radius as Double, sigma as Double, angle as Double) as IMImageQ8MBS

We convolve the image with a Gaussian operator of the given radius and standard deviation (sigma). For reasonable results, radius should be larger than sigma. Use a radius of 0 and MotionBlur selects a suitable radius for you. Angle gives the angle of the blurring motion.
Sets the last exception property.

For more details please check the ImageMagick documentation.

IMImageQ8MBS.NegateImage(gray as boolean = false) as Boolean

Returns true on success or false on failure.
The grayscale option means that only grayscale values within the image are negated.

gray: If true, only negate grayscale pixels within the image.

IMImageQ8MBS.NegateImageChannel(ChannelType as Integer, gray as boolean = false) as Boolean

Returns true on success or false on failure.
The grayscale option means that only grayscale values within the image are negated.

ChannelType: The channels to use.
gray: If true, only negate grayscale pixels within the image.

Constants for channel:

const UndefinedChannel	= 0
const RedChannel	= &h0001
const GrayChannel	= &h0001
const CyanChannel	= &h0001
const GreenChannel	= &h0002
const MagentaChannel	= &h0002
const BlueChannel	= &h0004
const YellowChannel	= &h0004
const AlphaChannel	= &h0008
const OpacityChannel	= &h0008
const BlackChannel	= &h0020
const IndexChannel	= &h0020
const AllChannels	= &h7fffffff

IMImageQ8MBS.NewImage(info as IMImageInfoQ8MBS, width as Integer, height as Integer, background as IMMagickPixelPacketQ8MBS) as boolean

Var im as ImageMagickQ8MBS // global
Var p as picture
Var imageinfo as IMImageInfoQ8MBS
Var image as IMImageQ8MBS
Var b as new IMMagickPixelPacketQ8MBS
b.Blue=65535
b.ColorSpace=1 // RGB
b.Depth=16

imageinfo = im.NewImageInfo
imageinfo.Depth=16
imageinfo.ColorSpace=1

//this should read any image IM understands
image = new IMImageQ8MBS
if image.NewImage(imageinfo,500,500,b) then
  p=New Picture(300,300,32)
  p.Graphics.ForeColor=Rgb(255,0,0)
  p.Graphics.FillOval 0,0,300,300
  image.SetPicture p,0,0
else
  MsgBox "failed"
end if

Returns false on failure and true on success.

IMImageQ8MBS.NormalizeImage as Boolean

Returns true on success or false on failure.

IMImageQ8MBS.NormalizeImageChannel(ChannelType as Integer) as Boolean

Returns true on success or false on failure.

ChannelType: The channels to auto-level. If the special 'SyncChannels' flag is set the min/max/mean value of all given channels is used for all given channels, to all channels in the same way.

Constants for channel:

const UndefinedChannel	= 0
const RedChannel	= &h0001
const GrayChannel	= &h0001
const CyanChannel	= &h0001
const GreenChannel	= &h0002
const MagentaChannel	= &h0002
const BlueChannel	= &h0004
const YellowChannel	= &h0004
const AlphaChannel	= &h0008
const OpacityChannel	= &h0008
const BlackChannel	= &h0020
const IndexChannel	= &h0020
const AllChannels	= &h7fffffff

IMImageQ8MBS.OilPaint(radius as Double) as IMImageQ8MBS

radius parameter: radius of the circular neighborhood.
Returns nil on any error.
Sets the last exception property.

IMImageQ8MBS.OptimizeImageLayers as IMImageQ8MBS

From this it attempts to select the smallest cropped image to replace each frame, while preserving the results of the GIF animation.

Can raise an exception.

IMImageQ8MBS.OptimizeImageTransparency

Any pixel that does not change the disposal image (and thus does not effect the outcome of an overlay) is made transparent.

WARNING: This modifies the current images directly, rather than generate a new image sequence.

Can raise an exception.

IMImageQ8MBS.OptimizePlusImageLayers as IMImageQ8MBS

Can raise an exception.

IMImageQ8MBS.ProfileImage(name as string, ProfileData as string) as boolean

If the ProfileData is "", it is removed from the image otherwise added. Use a name of '*' and a ProfileData of "" to remove all profiles from the image.

Returns false on any error and true on success.

IMImageQ8MBS.TransformImage(CropGeometry as string, ImageGeometry as string) as boolean

This should only be used for single images.

CropGeometry: A crop geometry string. This geometry defines a subregion of the image to crop.
ImageGeometry: An image geometry string. This geometry defines the final size of the image.

Returns true on success.

IMImageQ8MBS.TransformImages(CropGeometry as string, ImageGeometry as string) as boolean

TransformImage() is a convenience method that behaves like ResizeImage() or CropImage() but accepts scaling and/or cropping information as a region geometry specification. If the operation fails, the original image handle is left as is.

CropGeometry: A crop geometry string. This geometry defines a subregion of the image to crop.
ImageGeometry: An image geometry string. This geometry defines the final size of the image.

Returns true on success.

IMImageQ8MBS.TransformRGBImage(Colorspace as Integer) as boolean

The transformation matrices are not the standard ones: the weights are rescaled to normalized the range of the transformed values to be [0..MaxRGB].

colorspace: An integer value that indicates the colorspace the image is currently in. On return the image is in the RGB color space.

Returns false on any error and true on success.

constants:

UndefinedColorspace	0
RGBColorspace	1
GRAYColorspace	2
TransparentColorspace	3
OHTAColorspace	4
LABColorspace	5
XYZColorspace	6
YCbCrColorspace	7
YCCColorspace	8
YIQColorspace	9
YPbPrColorspace	10
YUVColorspace	11
CMYKColorspace	12
sRGBColorspace	13
HSBColorspace	14
HSLColorspace	15
HWBColorspace	16

IMImageQ8MBS.TransposeImage as IMImageQ8MBS

IMImageQ8MBS.TransverseImage as IMImageQ8MBS

IMImageQ8MBS.Trim as IMImageQ8MBS

It allocates the memory necessary for the new Image structure and returns a pointer to the new image.

Returns nil on any error.
Sets the last exception property.

IMImageQ8MBS.UnsharpMaskChannel(channel as Integer, radius as Double, sigma as Double, amount as Double, threshold as Double) as IMImageQ8MBS

We convolve the image with a Gaussian operator of the given radius and standard deviation (sigma). For reasonable results, radius should be larger than sigma. Use a radius of 0 and UnsharpMask selects a suitable radius for you.

Constants for channel:

const UndefinedChannel	= 0
const RedChannel	= &h0001
const GrayChannel	= &h0001
const CyanChannel	= &h0001
const GreenChannel	= &h0002
const MagentaChannel	= &h0002
const BlueChannel	= &h0004
const YellowChannel	= &h0004
const AlphaChannel	= &h0008
const OpacityChannel	= &h0008
const BlackChannel	= &h0020
const IndexChannel	= &h0020
const AllChannels	= &h7fffffff

Sets the last exception property.
For more details please check the ImageMagick documentation.

IMImageQ8MBS.Wave(amplitude as Double, wavelength as Double) as IMImageQ8MBS

Parameters are double values that indicates the amplitude and wavelength of the sine wave.
Returns nil on any error.
Sets the last exception property.

IMImageQ8MBS.WhiteThreshold(threshold as string) as boolean

No exceptions are generated.
threshold: Define the threshold value. (ASCII string)
For more details please check the ImageMagick documentation.