1e41f4b71Sopenharmony_ci# image_native.h 2e41f4b71Sopenharmony_ci 3e41f4b71Sopenharmony_ci 4e41f4b71Sopenharmony_ci## Overview 5e41f4b71Sopenharmony_ci 6e41f4b71Sopenharmony_ciThe **image_native.h** file declares the cropping rectangle, size, and component data of an image. 7e41f4b71Sopenharmony_ci 8e41f4b71Sopenharmony_ci**Library**: libohimage.so 9e41f4b71Sopenharmony_ci 10e41f4b71Sopenharmony_ci**System capability**: SystemCapability.Multimedia.Image.Core 11e41f4b71Sopenharmony_ci 12e41f4b71Sopenharmony_ci**Since**: 12 13e41f4b71Sopenharmony_ci 14e41f4b71Sopenharmony_ci**Related module**: [Image_NativeModule](_image___native_module.md) 15e41f4b71Sopenharmony_ci 16e41f4b71Sopenharmony_ci 17e41f4b71Sopenharmony_ci## Summary 18e41f4b71Sopenharmony_ci 19e41f4b71Sopenharmony_ci 20e41f4b71Sopenharmony_ci### Types 21e41f4b71Sopenharmony_ci 22e41f4b71Sopenharmony_ci| Name| Description| 23e41f4b71Sopenharmony_ci| -------- | -------- | 24e41f4b71Sopenharmony_ci| typedef struct [OH_ImageNative](_image___native_module.md#oh_imagenative) [OH_ImageNative](_image___native_module.md#oh_imagenative) | Defines the alias for an image object at the native layer. | 25e41f4b71Sopenharmony_ci 26e41f4b71Sopenharmony_ci 27e41f4b71Sopenharmony_ci### Functions 28e41f4b71Sopenharmony_ci 29e41f4b71Sopenharmony_ci| Name| Description| 30e41f4b71Sopenharmony_ci| -------- | -------- | 31e41f4b71Sopenharmony_ci| [Image_ErrorCode](_image___native_module.md#image_errorcode) [OH_ImageNative_GetImageSize](_image___native_module.md#oh_imagenative_getimagesize) ([OH_ImageNative](_image___native_module.md#oh_imagenative) \*image, [Image_Size](_image___size.md) \*size) | Obtains the [Image_Size](_image___size.md) information of an [OH_ImageNative](_image___native_module.md#oh_imagenative) object. | 32e41f4b71Sopenharmony_ci| [Image_ErrorCode](_image___native_module.md#image_errorcode) [OH_ImageNative_GetComponentTypes](_image___native_module.md#oh_imagenative_getcomponenttypes) ([OH_ImageNative](_image___native_module.md#oh_imagenative) \*image, uint32_t \*\*types, size_t \*typeSize) | Obtains the component types of an [OH_ImageNative](_image___native_module.md#oh_imagenative) object. | 33e41f4b71Sopenharmony_ci| [Image_ErrorCode](_image___native_module.md#image_errorcode) [OH_ImageNative_GetByteBuffer](_image___native_module.md#oh_imagenative_getbytebuffer) ([OH_ImageNative](_image___native_module.md#oh_imagenative) \*image, uint32_t componentType, OH_NativeBuffer \*\*nativeBuffer) | Obtains the buffer corresponding to a component type in an [OH_ImageNative](_image___native_module.md#oh_imagenative) object. | 34e41f4b71Sopenharmony_ci| [Image_ErrorCode](_image___native_module.md#image_errorcode) [OH_ImageNative_GetBufferSize](_image___native_module.md#oh_imagenative_getbuffersize) ([OH_ImageNative](_image___native_module.md#oh_imagenative) \*image, uint32_t componentType, size_t \*size) | Obtains the size of the buffer corresponding to a component type in an [OH_ImageNative](_image___native_module.md#oh_imagenative) object. | 35e41f4b71Sopenharmony_ci| [Image_ErrorCode](_image___native_module.md#image_errorcode) [OH_ImageNative_GetRowStride](_image___native_module.md#oh_imagenative_getrowstride) ([OH_ImageNative](_image___native_module.md#oh_imagenative) \*image, uint32_t componentType, int32_t \*rowStride) | Obtains the row stride corresponding to a component type in an [OH_ImageNative](_image___native_module.md#oh_imagenative) object. | 36e41f4b71Sopenharmony_ci| [Image_ErrorCode](_image___native_module.md#image_errorcode) [OH_ImageNative_GetPixelStride](_image___native_module.md#oh_imagenative_getpixelstride) ([OH_ImageNative](_image___native_module.md#oh_imagenative) \*image, uint32_t componentType, int32_t \*pixelStride) | Obtains the pixel stride corresponding to a component type in an [OH_ImageNative](_image___native_module.md#oh_imagenative) object. | 37e41f4b71Sopenharmony_ci| [Image_ErrorCode](_image___native_module.md#image_errorcode) [OH_ImageNative_Release](_image___native_module.md#oh_imagenative_release) ([OH_ImageNative](_image___native_module.md#oh_imagenative) \*image) | Releases an [OH_ImageNative](_image___native_module.md#oh_imagenative) object. | 38