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PtrGrayToPictureMBS(source as Ptr, offset as Integer, width as Integer, height as Integer, PixelByteSize as Integer) as picture

Type Topic Plugin Version macOS Windows Linux iOS Targets
global method Graphics & Pictures MBS Picture Plugin 12.2 ✅ Yes ✅ Yes ✅ Yes ✅ Yes All
Copies image data from a pointer into a picture object.

Returns nil on any error.
source should not be nil.
offset should be 0 or bigger and is the start position in the data the pointer points to.

The function will crash if the data is too small where the pointer points to. Needs width*height*PixelByteSize bytes in the memory pointed to by pointer plus offset.

Does not access the mask inside the image!
Data is copied from memory block to the new picture, not referenced.

See also:

PtrGrayToPictureMBS(source as Ptr, offset as Integer, width as Integer, height as Integer, PixelByteSize as Integer, Red as Integer, Blue as Integer, Green as Integer) as picture

Type Topic Plugin Version macOS Windows Linux iOS Targets
global method Graphics & Pictures MBS Picture Plugin 12.2 ✅ Yes ✅ Yes ✅ Yes ✅ Yes All
Copies image data from a pointer into a picture object.

This variantion of this method Multiplies the gray value with Red, Blue and Green and divided by 256.

Returns nil on any error.
source should not be nil.
offset should be 0 or bigger and is the start position in the data the pointer points to.

The function will crash if the data is too small where the pointer points to. Needs width*height*PixelByteSize bytes in the memory pointed to by pointer plus offset.

Does not access the mask inside the image!
Data is copied from memory block to the new picture, not referenced.

See also:

PtrGrayToPictureMBS(source as Ptr, offset as Integer, width as Integer, height as Integer, PixelByteSize as Integer, Red() as Integer, Blue() as Integer, Green() as Integer) as picture

Type Topic Plugin Version macOS Windows Linux iOS Targets
global method Graphics & Pictures MBS Picture Plugin 12.2 ✅ Yes ✅ Yes ✅ Yes ✅ Yes All
Copies image data from a pointer into a picture object.

This variantion of this method lookups the Red, Green and Blue values for the next pixel by using the gray value as index.

The arrays should have 256 elements.

Returns nil on any error.
source should not be nil.
offset should be 0 or bigger and is the start position in the data the pointer points to.

The function will crash if the data is too small where the pointer points to. Needs width*height*PixelByteSize bytes in the memory pointed to by pointer plus offset.

Does not access the mask inside the image!
Data is copied from memory block to the new picture, not referenced.

See also:

The items on this page are in the following plugins: MBS Picture Plugin.


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