1# pixelmap_native.h 2 3 4## Overview 5 6The **pixelmap_native.h** file declares the APIs for accessing a PixelMap. 7 8**Library**: libpixelmap.so 9 10**System capability**: SystemCapability.Multimedia.Image.Core 11 12**Since**: 12 13 14**Related module**: [Image_NativeModule](_image___native_module.md) 15 16 17## Summary 18 19 20### Structs 21 22| Name| Description| 23| -------- | -------- | 24| struct [OH_Pixelmap_HdrStaticMetadata](_o_h___pixelmap___hdr_static_metadata.md) | Describes the static metadata values available for the key **HDR_STATIC_METADATA**. | 25| struct [OH_Pixelmap_HdrDynamicMetadata](_o_h___pixelmap___hdr_dynamic_metadata.md) | Describes the dynamic metadata values available for the key **DR_DYNAMIC_METADATA**. | 26| struct [OH_Pixelmap_HdrGainmapMetadata](_o_h___pixelmap___hdr_gainmap_metadata.md) | Describes the gain map metadata values available for the key **HDR_GAINMAP_METADATA**. For details, see ISO 21496-1. | 27| struct [OH_Pixelmap_HdrMetadataValue](_o_h___pixelmap___hdr_metadata_value.md) | Describes the HDR metadata values used by the PixelMap and available for the key **OH_Pixelmap_HdrMetadataKey**. | 28 29 30### Types 31 32| Name| Description| 33| -------- | -------- | 34| typedef struct [OH_PixelmapNative](_image___native_module.md#oh_pixelmapnative) [OH_PixelmapNative](_image___native_module.md#oh_pixelmapnative) | Defines a struct for the PixelMap, which is used to perform operations related to a PixelMap.| 35| typedef struct [OH_NativeBuffer](_image___native_module.md#oh_nativebuffer) [OH_NativeBuffer](_image___native_module.md#oh_nativebuffer) | Defines a struct for the native buffer, which is used to perform operations related to the native buffer.| 36| typedef struct [OH_NativeColorSpaceManager](_image___native_module.md#oh_nativecolorspacemanager) [OH_NativeColorSpaceManager](_image___native_module.md#oh_nativecolorspacemanager) | Defines a struct for the native color space manager, which is used to perform operations related to the native color space manager. | 37| typedef struct [OH_Pixelmap_HdrStaticMetadata](_o_h___pixelmap___hdr_static_metadata.md) [OH_Pixelmap_HdrStaticMetadata](_image___native_module.md#oh_pixelmap_hdrstaticmetadata) | Defines a struct for the static metadata values available for the key **HDR_STATIC_METADATA**. | 38| typedef struct [OH_Pixelmap_HdrDynamicMetadata](_o_h___pixelmap___hdr_dynamic_metadata.md) [OH_Pixelmap_HdrDynamicMetadata](_image___native_module.md#oh_pixelmap_hdrdynamicmetadata) | Defines a struct for the dynamic metadata values available for the key **DR_DYNAMIC_METADATA**. | 39| typedef struct [OH_Pixelmap_HdrGainmapMetadata](_o_h___pixelmap___hdr_gainmap_metadata.md) [OH_Pixelmap_HdrGainmapMetadata](_image___native_module.md#oh_pixelmap_hdrgainmapmetadata) | Defines a struct for the gain map metadata values available for the key **HDR_GAINMAP_METADATA**. For details, see ISO 21496-1. | 40| typedef struct [OH_Pixelmap_HdrMetadataValue](_o_h___pixelmap___hdr_metadata_value.md) [OH_Pixelmap_HdrMetadataValue](_image___native_module.md#oh_pixelmap_hdrmetadatavalue) | Defines a struct for the HDR metadata values used by the PixelMap and available for the key **OH_Pixelmap_HdrMetadataKey**. | 41| typedef struct [OH_Pixelmap_InitializationOptions](_image___native_module.md#oh_pixelmap_initializationoptions) [OH_Pixelmap_InitializationOptions](_image___native_module.md#oh_pixelmap_initializationoptions) | Defines a struct for the initialization parameters.| 42| typedef struct [OH_Pixelmap_ImageInfo](_image___native_module.md#oh_pixelmap_imageinfo) [OH_Pixelmap_ImageInfo](_image___native_module.md#oh_pixelmap_imageinfo) | Defines a struct for the image information.| 43 44 45### Enums 46 47| Name| Description| 48| -------- | -------- | 49| [PIXELMAP_ALPHA_TYPE](_image___native_module.md#pixelmap_alpha_type) {<br>PIXELMAP_ALPHA_TYPE_UNKNOWN = 0,<br>PIXELMAP_ALPHA_TYPE_OPAQUE = 1,<br>PIXELMAP_ALPHA_TYPE_PREMULTIPLIED = 2 } | Enumerates the alpha types of a PixelMap.| 50| [PIXEL_FORMAT](_image___native_module.md#pixel_format) {<br>PIXEL_FORMAT_UNKNOWN = 0, PIXEL_FORMAT_RGB_565 = 2,<br>PIXEL_FORMAT_RGBA_8888 = 3, PIXEL_FORMAT_BGRA_8888 = 4,<br>PIXEL_FORMAT_RGB_888 = 5, PIXEL_FORMAT_ALPHA_8 = 6,<br>PIXEL_FORMAT_RGBA_F16 = 7, PIXEL_FORMAT_NV21 = 8,<br>PIXEL_FORMAT_NV12 = 9<br>} | Enumerates the image pixel formats.| 51| [OH_PixelmapNative_AntiAliasingLevel](_image___native_module.md#oh_pixelmapnative_antialiasinglevel) { <br>OH_PixelmapNative_AntiAliasing_NONE = 0, <br>OH_PixelmapNative_AntiAliasing_LOW = 1, <br>OH_PixelmapNative_AntiAliasing_MEDIUM = 2, <br>OH_PixelmapNative_AntiAliasing_HIGH = 3 <br>} | Enumerates the antialiasing levels used for scaling PixelMaps. | 52| [OH_Pixelmap_HdrMetadataKey](_image___native_module.md#oh_pixelmap_hdrmetadatakey) { <br>HDR_METADATA_TYPE = 0, <br>HDR_STATIC_METADATA = 1, <br>HDR_DYNAMIC_METADATA = 2, <br>HDR_GAINMAP_METADATA = 3 <br>} | Enumerates the keys of the HDR related metadata information used by the PixelMap. It is used in [OH_PixelmapNative_SetMetadata](_image___native_module.md#oh_pixelmapnative_setmetadata) and [OH_PixelmapNative_GetMetadata](_image___native_module.md#oh_pixelmapnative_getmetadata). | 53| [OH_Pixelmap_HdrMetadataType](_image___native_module.md#oh_pixelmap_hdrmetadatatype) { <br>HDR_METADATA_TYPE_NONE = 0, <br>HDR_METADATA_TYPE_BASE = 1, <br>HDR_METADATA_TYPE_GAINMAP = 2, <br>HDR_METADATA_TYPE_ALTERNATE = 3 <br>} | Enumerates the HDR metadata types, which are the values of **HDR_METADATA_TYPE**. | 54 55 56### Functions 57 58| Name| Description| 59| -------- | -------- | 60| [Image_ErrorCode](_image___native_module.md#image_errorcode) [OH_PixelmapInitializationOptions_Create](_image___native_module.md#oh_pixelmapinitializationoptions_create) ([OH_Pixelmap_InitializationOptions](_image___native_module.md#oh_pixelmap_initializationoptions) \*\*options) | Creates the pointer to an **OH_Pixelmap_InitializationOptions** struct.| 61| [Image_ErrorCode](_image___native_module.md#image_errorcode) [OH_PixelmapInitializationOptions_GetWidth](_image___native_module.md#oh_pixelmapinitializationoptions_getwidth) ([OH_Pixelmap_InitializationOptions](_image___native_module.md#oh_pixelmap_initializationoptions) \*options, uint32_t \*width) | Obtains the image width.| 62| [Image_ErrorCode](_image___native_module.md#image_errorcode) [OH_PixelmapInitializationOptions_SetWidth](_image___native_module.md#oh_pixelmapinitializationoptions_setwidth) ([OH_Pixelmap_InitializationOptions](_image___native_module.md#oh_pixelmap_initializationoptions) \*options, uint32_t width) | Sets the image width.| 63| [Image_ErrorCode](_image___native_module.md#image_errorcode) [OH_PixelmapInitializationOptions_GetHeight](_image___native_module.md#oh_pixelmapinitializationoptions_getheight) ([OH_Pixelmap_InitializationOptions](_image___native_module.md#oh_pixelmap_initializationoptions) \*options, uint32_t \*height) | Obtains the image height.| 64| [Image_ErrorCode](_image___native_module.md#image_errorcode) [OH_PixelmapInitializationOptions_SetHeight](_image___native_module.md#oh_pixelmapinitializationoptions_setheight) ([OH_Pixelmap_InitializationOptions](_image___native_module.md#oh_pixelmap_initializationoptions) \*options, uint32_t height) | Sets the image height.| 65| [Image_ErrorCode](_image___native_module.md#image_errorcode) [OH_PixelmapInitializationOptions_GetPixelFormat](_image___native_module.md#oh_pixelmapinitializationoptions_getpixelformat) ([OH_Pixelmap_InitializationOptions](_image___native_module.md#oh_pixelmap_initializationoptions) \*options, int32_t \*pixelFormat) | Obtains the pixel format.| 66| [Image_ErrorCode](_image___native_module.md#image_errorcode) [OH_PixelmapInitializationOptions_SetPixelFormat](_image___native_module.md#oh_pixelmapinitializationoptions_setpixelformat) ([OH_Pixelmap_InitializationOptions](_image___native_module.md#oh_pixelmap_initializationoptions) \*options, int32_t pixelFormat) | Sets the pixel format.| 67| [Image_ErrorCode](_image___native_module.md#image_errorcode) [OH_PixelmapInitializationOptions_GetSrcPixelFormat](_image___native_module.md#oh_pixelmapinitializationoptions_getsrcpixelformat) ([OH_Pixelmap_InitializationOptions](_image___native_module.md#oh_pixelmap_initializationoptions) \*options, int32_t \*srcpixelFormat) | Obtains the source pixel format.| 68| [Image_ErrorCode](_image___native_module.md#image_errorcode) [OH_PixelmapInitializationOptions_SetSrcPixelFormat](_image___native_module.md#oh_pixelmapinitializationoptions_setsrcpixelformat) ([OH_Pixelmap_InitializationOptions](_image___native_module.md#oh_pixelmap_initializationoptions) \*options, int32_t srcpixelFormat) | Sets the source pixel format.| 69| [Image_ErrorCode](_image___native_module.md#image_errorcode) [OH_PixelmapInitializationOptions_GetRowStride](_image___native_module.md#oh_pixelmapinitializationoptions_getrowstride) (OH_Pixelmap_InitializationOptions \*options, int32_t \*rowStride) | Obtains the row stride. The stride is the actual memory size occupied by each row of the image, in bytes. Stride = Width \*Number of bytes per pixel + Padding, where padding refers to the extra space added at the end of each row for memory alignment purposes. | 70| [Image_ErrorCode](_image___native_module.md#image_errorcode) [OH_PixelmapInitializationOptions_SetRowStride](_image___native_module.md#oh_pixelmapinitializationoptions_setrowstride) (OH_Pixelmap_InitializationOptions \*options, int32_t rowStride) | Sets the row stride. The stride is the actual memory size occupied by each row of the image, in bytes. Stride = Width \*Number of bytes per pixel + Padding, where padding refers to the extra space added at the end of each row for memory alignment purposes. | 71| [Image_ErrorCode](_image___native_module.md#image_errorcode) [OH_PixelmapInitializationOptions_GetAlphaType](_image___native_module.md#oh_pixelmapinitializationoptions_getalphatype) ([OH_Pixelmap_InitializationOptions](_image___native_module.md#oh_pixelmap_initializationoptions) \*options, int32_t \*alphaType) | Obtains the alpha type.| 72| [Image_ErrorCode](_image___native_module.md#image_errorcode) [OH_PixelmapInitializationOptions_SetAlphaType](_image___native_module.md#oh_pixelmapinitializationoptions_setalphatype) ([OH_Pixelmap_InitializationOptions](_image___native_module.md#oh_pixelmap_initializationoptions) \*options, int32_t alphaType) | Sets the alpha type.| 73| [Image_ErrorCode](_image___native_module.md#image_errorcode) [OH_PixelmapInitializationOptions_Release](_image___native_module.md#oh_pixelmapinitializationoptions_release) ([OH_Pixelmap_InitializationOptions](_image___native_module.md#oh_pixelmap_initializationoptions) \*options) | Releases the pointer to an **OH_Pixelmap_InitializationOptions** struct.| 74| [Image_ErrorCode](_image___native_module.md#image_errorcode) [OH_PixelmapImageInfo_Create](_image___native_module.md#oh_pixelmapimageinfo_create) ([OH_Pixelmap_ImageInfo](_image___native_module.md#oh_pixelmap_imageinfo) \*\*info) | Creates the pointer to an **OH_Pixelmap_ImageInfo** struct.| 75| [Image_ErrorCode](_image___native_module.md#image_errorcode) [OH_PixelmapImageInfo_GetWidth](_image___native_module.md#oh_pixelmapimageinfo_getwidth) ([OH_Pixelmap_ImageInfo](_image___native_module.md#oh_pixelmap_imageinfo) \*info, uint32_t \*width) | Obtains the image width.| 76| [Image_ErrorCode](_image___native_module.md#image_errorcode) [OH_PixelmapImageInfo_GetHeight](_image___native_module.md#oh_pixelmapimageinfo_getheight) ([OH_Pixelmap_ImageInfo](_image___native_module.md#oh_pixelmap_imageinfo) \*info, uint32_t \*height) | Obtains the image height.| 77| [Image_ErrorCode](_image___native_module.md#image_errorcode) [OH_PixelmapImageInfo_GetRowStride](_image___native_module.md#oh_pixelmapimageinfo_getrowstride) ([OH_Pixelmap_ImageInfo](_image___native_module.md#oh_pixelmap_imageinfo) \*info, uint32_t \*rowStride) | Obtains the row stride.| 78| [Image_ErrorCode](_image___native_module.md#image_errorcode) [OH_PixelmapImageInfo_GetPixelFormat](_image___native_module.md#oh_pixelmapimageinfo_getpixelformat) ([OH_Pixelmap_ImageInfo](_image___native_module.md#oh_pixelmap_imageinfo) \*info, int32_t \*pixelFormat) | Obtains the pixel format.| 79| [Image_ErrorCode](_image___native_module.md#image_errorcode) [OH_PixelmapImageInfo_GetAlphaType](_image___native_module.md#oh_pixelmapimageinfo_getalphatype) ([OH_Pixelmap_ImageInfo](_image___native_module.md#oh_pixelmap_imageinfo) \*info, int32_t \*alphaType) | Obtains the alpha type.| 80| [Image_ErrorCode](_image___native_module.md#image_errorcode) [OH_PixelmapImageInfo_GetDynamicRange](_image___native_module.md#oh_pixelmapimageinfo_getdynamicrange) ([OH_Pixelmap_ImageInfo](_image___native_module.md#oh_pixelmap_imageinfo) \*info, bool \*isHdr) | Obtains the dynamic range of a PixelMap.| 81| [Image_ErrorCode](_image___native_module.md#image_errorcode) [OH_PixelmapImageInfo_Release](_image___native_module.md#oh_pixelmapimageinfo_release) ([OH_Pixelmap_ImageInfo](_image___native_module.md#oh_pixelmap_imageinfo) \*info) | Releases the pointer to an **OH_Pixelmap_ImageInfo** struct.| 82| [Image_ErrorCode](_image___native_module.md#image_errorcode) [OH_PixelmapNative_CreatePixelmap](_image___native_module.md#oh_pixelmapnative_createpixelmap) (uint8_t \*data, size_t dataLength, [OH_Pixelmap_InitializationOptions](_image___native_module.md#oh_pixelmap_initializationoptions) \*options, [OH_PixelmapNative](_image___native_module.md#oh_pixelmapnative) \*\*pixelmap) | Creates a PixelMap based on properties. By default, the BGRA_8888 format is used for data processing.| 83| Image_ErrorCode [OH_PixelmapNative_ConvertPixelmapNativeToNapi](_image___native_module.md#oh_pixelmapnative_convertpixelmapnativetonapi) (napi_env env, [OH_PixelmapNative](_image___native_module.md#oh_pixelmapnative) \*pixelmapNative, napi_value \*pixelmapNapi) | Converts a **nativePixelMap** object to a **PixelMapnapi** object. | 84| Image_ErrorCode [OH_PixelmapNative_ConvertPixelmapNativeFromNapi](_image___native_module.md#oh_pixelmapnative_convertpixelmapnativefromnapi) (napi_env env, napi_value pixelmapNapi, [OH_PixelmapNative](_image___native_module.md#oh_pixelmapnative) \*\*pixelmapNative) | Converts a **PixelMapnapi** object to a **nativePixelMap** object. | 85| [Image_ErrorCode](_image___native_module.md#image_errorcode) [OH_PixelmapNative_ReadPixels](_image___native_module.md#oh_pixelmapnative_readpixels) ([OH_PixelmapNative](_image___native_module.md#oh_pixelmapnative) \*pixelmap, uint8_t \*destination, size_t \*bufferSize) | Reads the pixels of a PixelMap and writes the result to an ArrayBuffer.| 86| [Image_ErrorCode](_image___native_module.md#image_errorcode) [OH_PixelmapNative_WritePixels](_image___native_module.md#oh_pixelmapnative_writepixels) ([OH_PixelmapNative](_image___native_module.md#oh_pixelmapnative) \*pixelmap, uint8_t \*source, size_t bufferSize) | Reads the pixels in the buffer and writes the result to a PixelMap.| 87| [Image_ErrorCode](_image___native_module.md#image_errorcode) [OH_PixelmapNative_GetArgbPixels](_image___native_module.md#oh_pixelmapnative_getargbpixels) ([OH_PixelmapNative](_image___native_module.md#oh_pixelmapnative) \*pixelmap, uint8_t \*destination, size_t \*bufferSize) | Reads data in ARGB format from a PixelMap. | 88| [Image_ErrorCode](_image___native_module.md#image_errorcode) [OH_PixelmapNative_ToSdr](_image___native_module.md#oh_pixelmapnative_tosdr) ([OH_PixelmapNative](_image___native_module.md#oh_pixelmapnative) \*pixelmap) | Converts a PixelMap from the HDR format to the SDR format. | 89| [Image_ErrorCode](_image___native_module.md#image_errorcode) [OH_PixelmapNative_GetImageInfo](_image___native_module.md#oh_pixelmapnative_getimageinfo) ([OH_PixelmapNative](_image___native_module.md#oh_pixelmapnative) \*pixelmap, [OH_Pixelmap_ImageInfo](_image___native_module.md#oh_pixelmap_imageinfo) \*imageInfo) | Obtains the image information of a PixelMap.| 90| [Image_ErrorCode](_image___native_module.md#image_errorcode) [OH_PixelmapNative_Opacity](_image___native_module.md#oh_pixelmapnative_opacity) ([OH_PixelmapNative](_image___native_module.md#oh_pixelmapnative) \*pixelmap, float rate) | Sets the opacity ratio to enable the PixelMap to achieve the corresponding opacity effect.| 91| [Image_ErrorCode](_image___native_module.md#image_errorcode) [OH_PixelmapNative_Scale](_image___native_module.md#oh_pixelmapnative_scale) ([OH_PixelmapNative](_image___native_module.md#oh_pixelmapnative) \*pixelmap, float scaleX, float scaleY) | Scales a PixelMap based on a given width and height.| 92| [Image_ErrorCode](_image___native_module.md#image_errorcode) [OH_PixelmapNative_ScaleWithAntiAliasing](_image___native_module.md#oh_pixelmapnative_scalewithantialiasing) ([OH_PixelmapNative](_image___native_module.md#oh_pixelmapnative) \*pixelmap, float scaleX, float scaleY, [OH_PixelmapNative_AntiAliasingLevel](_image___native_module.md#oh_pixelmapnative_antialiasinglevel) level) | Scales a PixelMap based on the specified antialiasing level, width, and height. | 93| [Image_ErrorCode](_image___native_module.md#image_errorcode) [OH_PixelmapNative_Translate](_image___native_module.md#oh_pixelmapnative_translate) ([OH_PixelmapNative](_image___native_module.md#oh_pixelmapnative) \*pixelmap, float x, float y) | Translates a PixelMap based on given coordinates.| 94| [Image_ErrorCode](_image___native_module.md#image_errorcode) [OH_PixelmapNative_Rotate](_image___native_module.md#oh_pixelmapnative_rotate) ([OH_PixelmapNative](_image___native_module.md#oh_pixelmapnative) \*pixelmap, float angle) | Rotates a PixelMap based on a given angle.| 95| [Image_ErrorCode](_image___native_module.md#image_errorcode) [OH_PixelmapNative_Flip](_image___native_module.md#oh_pixelmapnative_flip) ([OH_PixelmapNative](_image___native_module.md#oh_pixelmapnative) \*pixelmap, bool shouldFilpHorizontally, bool shouldFilpVertically) | Flips a PixelMap based on a given angle.| 96| [Image_ErrorCode](_image___native_module.md#image_errorcode) [OH_PixelmapNative_Crop](_image___native_module.md#oh_pixelmapnative_crop) ([OH_PixelmapNative](_image___native_module.md#oh_pixelmapnative) \*pixelmap, [Image_Region](_image___region.md) \*region) | Crops a PixelMap based on a given size.| 97| [Image_ErrorCode](_image___native_module.md#image_errorcode) [OH_PixelmapNative_Release](_image___native_module.md#oh_pixelmapnative_release) ([OH_PixelmapNative](_image___native_module.md#oh_pixelmapnative) \*pixelmap) | Releases the pointer to an **OH_PixelmapNative** object.| 98| [Image_ErrorCode](_image___native_module.md#image_errorcode) [OH_PixelmapNative_ConvertAlphaFormat](_image___native_module.md#oh_pixelmapnative_convertalphaformat) ([OH_PixelmapNative](_image___native_module.md#oh_pixelmapnative) \*srcpixelmap, [OH_PixelmapNative](_image___native_module.md#oh_pixelmapnative) \*dstpixelmap, const bool isPremul) | Converts pixel data of a PixelMap from premultiplied alpha to non-premultiplied alpha, or vice versa.| 99| [Image_ErrorCode](_image___native_module.md#image_errorcode) [OH_PixelmapNative_CreateEmptyPixelmap](_image___native_module.md#oh_pixelmapnative_createemptypixelmap) ([OH_Pixelmap_InitializationOptions](_image___native_module.md#oh_pixelmap_initializationoptions) \*options, [OH_PixelmapNative](_image___native_module.md#oh_pixelmapnative) \*\*pixelmap) | Creates an empty PixelMap using **OH_Pixelmap_InitializationOptions**. The memory data is 0.| 100| [Image_ErrorCode](_image___native_module.md#image_errorcode) [OH_PixelmapNative_GetNativeBuffer](_image___native_module.md#oh_pixelmapnative_getnativebuffer) ([OH_PixelmapNative](_image___native_module.md#oh_pixelmapnative) \*pixelmap, OH_NativeBuffer \*\*nativeBuffer) | Obtains the **NativeBuffer** object from a PixelMap in the DMA memory. | 101| [Image_ErrorCode](_image___native_module.md#image_errorcode) [OH_PixelmapNative_GetMetadata](_image___native_module.md#oh_pixelmapnative_getmetadata) ([OH_PixelmapNative](_image___native_module.md#oh_pixelmapnative) \*pixelmap, [OH_Pixelmap_HdrMetadataKey](_image___native_module.md#oh_pixelmap_hdrmetadatakey) key, [OH_Pixelmap_HdrMetadataValue](_o_h___pixelmap___hdr_metadata_value.md) \*\*value) | Obtains the metadata. | 102| [Image_ErrorCode](_image___native_module.md#image_errorcode) [OH_PixelmapNative_SetMetadata](_image___native_module.md#oh_pixelmapnative_setmetadata) ([OH_PixelmapNative](_image___native_module.md#oh_pixelmapnative) \*pixelmap, [OH_Pixelmap_HdrMetadataKey](_image___native_module.md#oh_pixelmap_hdrmetadatakey) key, [OH_Pixelmap_HdrMetadataValue](_o_h___pixelmap___hdr_metadata_value.md) \*value) | Sets the metadata. | 103| [Image_ErrorCode](_image___native_module.md#image_errorcode) [OH_PixelmapNative_SetColorSpaceNative](_image___native_module.md#oh_pixelmapnative_setcolorspacenative) ([OH_PixelmapNative](_image___native_module.md#oh_pixelmapnative) \*pixelmap, [OH_NativeColorSpaceManager](_image___native_module.md#oh_nativecolorspacemanager) \*colorSpaceNative) | Sets a **NativeColorSpaceManager** object. | 104| [Image_ErrorCode](_image___native_module.md#image_errorcode) [OH_PixelmapNative_GetColorSpaceNative](_image___native_module.md#oh_pixelmapnative_getcolorspacenative) ([OH_PixelmapNative](_image___native_module.md#oh_pixelmapnative) \*pixelmap, [OH_NativeColorSpaceManager](_image___native_module.md#oh_nativecolorspacemanager) \*\*colorSpaceNative) | Obtains a **NativeColorSpaceManager** object. | 105| [Image_ErrorCode](_image___native_module.md#image_errorcode) [OH_PixelmapNative_SetMemoryName](_image___native_module.md#oh_pixelmapnative_setmemoryname) ([OH_PixelmapNative](_image___native_module.md#oh_pixelmapnative) \*pixelmap, char \*name, size_t \*size) | Sets the memory name of a PixelMap. | 106