Function

vImageConverter_Retain

Retains a vImage converter.

Declaration

void vImageConverter_Retain(vImageConverterRef converter);

Discussion

Retain a vImageConverterRef instance when you receive it from elsewhere (that is, you didn't create or copy it) and you want it to persist. If you retain a vImageConverterRef instance you're responsible for releasing it (see Memory Management Programming Guide for Core Foundation).

See Also

Converting Any-to-Any

Building a Basic Conversion Workflow

Learn the fundamentals of the convert-any-to-any function by converting a CMYK image to an RGB image.

vImageConvert_AnyToAny

Converts the pixels in a vImage buffer to another format, using the specified converter.

vImageConverterRef

A description of a conversion from one image format to another.

vImageConverter_CreateWithCGImageFormat

Creates a vImage converter that converts from one vImage Core Graphics image format to another.

vImageConverter_CreateForCGToCVImageFormat

Creates a vImage converter that converts a Core Graphics-formatted image to a Core Video-formatted image.

vImageConverter_CreateForCVToCGImageFormat

Creates a vImage converter that converts a Core Video-formatted image to a Core Graphics-formatted image.

vImageConverter_CreateWithColorSyncCodeFragment

Creates a vImage converter to convert from one vImage Core Graphics image format to another, using custom ColorSync transform.

vImageConverter_Release

Releases a vImage converter.

vImageConverter_MustOperateOutOfPlace

Determines whether a converter is capable of operating in place.

vImageConverter_GetSourceBufferOrder

Returns a list of vImage source buffer channel names, specifying the order of planes.

vImageConverter_GetDestinationBufferOrder

Returns a list of vImage destination buffer channel names, specifying the order of planes.

vImage Buffer Type Codes

Constants that specify the contents of vImage buffers.

vImageConverter_GetNumberOfSourceBuffers

Returns the number of source buffers consumed by the converter.

vImageConverter_GetNumberOfDestinationBuffers

Returns the number of destination buffers written to by the converter.