---
title: Core Video image format utilities
framework: accelerate
role: collectionGroup
role_heading: API Collection
path: accelerate/core-video-image-format-utilities
---

# Core Video image format utilities

Create, copy, and query Core Video image format descriptions.

## Topics

### Creating Core Video image formats

- [vImageCVImageFormat](accelerate/vimagecvimageformat.md)
- [vImageConstCVImageFormat](accelerate/vimageconstcvimageformat.md)
- [vImageCVImageFormat_CreateWithCVPixelBuffer(_:)](accelerate/vimagecvimageformat_createwithcvpixelbuffer(_:).md)
- [vImageCVImageFormat_Create(_:_:_:_:_:)](accelerate/vimagecvimageformat_create(_:_:_:_:_:).md)

### Copying Core Video image formats

- [vImageCVImageFormat_Copy(_:)](accelerate/vimagecvimageformat_copy(_:).md)

### Querying and setting the alpha hint

- [vImageCVImageFormat_GetAlphaHint(_:)](accelerate/vimagecvimageformat_getalphahint(_:).md)
- [vImageCVImageFormat_SetAlphaHint(_:_:)](accelerate/vimagecvimageformat_setalphahint(_:_:).md)

### Querying and setting channel information

- [vImageCVImageFormat_GetChannelCount(_:)](accelerate/vimagecvimageformat_getchannelcount(_:).md)
- [vImageCVImageFormat_GetChannelDescription(_:_:)](accelerate/vimagecvimageformat_getchanneldescription(_:_:).md)
- [vImageCVImageFormat_CopyChannelDescription(_:_:_:)](accelerate/vimagecvimageformat_copychanneldescription(_:_:_:).md)
- [vImageCVImageFormat_GetChannelNames(_:)](accelerate/vimagecvimageformat_getchannelnames(_:).md)
- [vImageChannelDescription](accelerate/vimagechanneldescription.md)

### Querying and setting the chrominance siting

- [vImageCVImageFormat_GetChromaSiting(_:)](accelerate/vimagecvimageformat_getchromasiting(_:).md)
- [vImageCVImageFormat_SetChromaSiting(_:_:)](accelerate/vimagecvimageformat_setchromasiting(_:_:).md)

### Querying and setting the color space

- [vImageCVImageFormat_GetColorSpace(_:)](accelerate/vimagecvimageformat_getcolorspace(_:).md)
- [vImageCVImageFormat_SetColorSpace(_:_:)](accelerate/vimagecvimageformat_setcolorspace(_:_:).md)

### Querying and setting the conversion matrix

- [vImageCVImageFormat_GetConversionMatrix(_:_:)](accelerate/vimagecvimageformat_getconversionmatrix(_:_:).md)
- [vImageCVImageFormat_CopyConversionMatrix(_:_:_:)](accelerate/vimagecvimageformat_copyconversionmatrix(_:_:_:).md)

### Querying the image format code

- [vImageCVImageFormat_GetFormatCode(_:)](accelerate/vimagecvimageformat_getformatcode(_:).md)

### Querying and setting the user data

- [vImageCVImageFormat_GetUserData(_:)](accelerate/vimagecvimageformat_getuserdata(_:).md)
- [vImageCVImageFormat_SetUserData(_:_:_:)](accelerate/vimagecvimageformat_setuserdata(_:_:_:).md)