harmony 鸿蒙image_mdk.h
image_mdk.h
Overview
The image_mdk.h file declares the APIs used to access the image rectangle, size, format, and component data.
Library: libimage_ndk.z.so
File to include: <multimedia/image_framework/image_mdk.h>
Since: 10
Related module: Image
Summary
Structs
| Name | Description |
|---|---|
| struct OhosImageRect | Defines the information about an image rectangle. |
| struct OhosImageComponent | Defines the information about an image component. |
Types
| Name | Description |
|---|---|
| typedef struct ImageNative_ ImageNative | Defines an image object at the native layer. |
Enums
| Name | Description |
|---|---|
| { OHOS_IMAGE_FORMAT_YCBCR_422_SP = 1000, OHOS_IMAGE_FORMAT_JPEG = 2000, } |
Enumerates the image formats. |
| { OHOS_IMAGE_COMPONENT_FORMAT_YUV_Y = 1, OHOS_IMAGE_COMPONENT_FORMAT_YUV_U = 2, OHOS_IMAGE_COMPONENT_FORMAT_YUV_V = 3, OHOS_IMAGE_COMPONENT_FORMAT_JPEG = 4, } |
Enumerates the image components. |
Functions
| Name | Description |
|---|---|
| ImageNative * OH_Image_InitImageNative (napi_env env, napi_value source) | Converts an Image object at the JavaScript native layer into an ImageNative object. |
| int32_t OH_Image_ClipRect (const ImageNative *native, struct OhosImageRect *rect) | Obtains OhosImageRect of an ImageNative object. |
| int32_t OH_Image_Size (const ImageNative *native, struct OhosImageSize *size) | Obtains OhosImageSize of an ImageNative object. |
| int32_t OH_Image_Format (const ImageNative *native, int32_t *format) | Obtains the image format of an ImageNative object. |
| int32_t OH_Image_GetComponent (const ImageNative *native, int32_t componentType, struct OhosImageComponent *componentNative) | Obtains OhosImageComponent of an ImageNative object. |
| int32_t OH_Image_Release (ImageNative *native) | Releases an ImageNative object. |
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