1e41f4b71Sopenharmony_ci# image_receiver_mdk.h 2e41f4b71Sopenharmony_ci 3e41f4b71Sopenharmony_ci 4e41f4b71Sopenharmony_ci## Overview 5e41f4b71Sopenharmony_ci 6e41f4b71Sopenharmony_ciThe **image_receiver_mdk.h** file declares the APIs used to obtain image data from the native layer. 7e41f4b71Sopenharmony_ci 8e41f4b71Sopenharmony_ci**Library**: libimage_receiver_ndk.z.so 9e41f4b71Sopenharmony_ci 10e41f4b71Sopenharmony_ci**File to include**: <multimedia/image_framework/image_receiver_mdk.h> 11e41f4b71Sopenharmony_ci 12e41f4b71Sopenharmony_ci**Since**: 10 13e41f4b71Sopenharmony_ci 14e41f4b71Sopenharmony_ci**Related module**: [Image](image.md) 15e41f4b71Sopenharmony_ci 16e41f4b71Sopenharmony_ci 17e41f4b71Sopenharmony_ci## Summary 18e41f4b71Sopenharmony_ci 19e41f4b71Sopenharmony_ci 20e41f4b71Sopenharmony_ci### Structs 21e41f4b71Sopenharmony_ci 22e41f4b71Sopenharmony_ci| Name| Description| 23e41f4b71Sopenharmony_ci| -------- | -------- | 24e41f4b71Sopenharmony_ci| struct [OhosImageReceiverInfo](_ohos_image_receiver_info.md) | Defines the information about an image receiver. | 25e41f4b71Sopenharmony_ci 26e41f4b71Sopenharmony_ci 27e41f4b71Sopenharmony_ci### Types 28e41f4b71Sopenharmony_ci 29e41f4b71Sopenharmony_ci| Name| Description| 30e41f4b71Sopenharmony_ci| -------- | -------- | 31e41f4b71Sopenharmony_ci| typedef struct ImageReceiverNative_ [ImageReceiverNative](image.md#imagereceivernative) | Defines the data type name of the image receiver at the native layer. | 32e41f4b71Sopenharmony_ci| typedef void(\* [OH_Image_Receiver_On_Callback](image.md#oh_image_receiver_on_callback)) () | Defines the callbacks for the image interface at the native layer. | 33e41f4b71Sopenharmony_ci 34e41f4b71Sopenharmony_ci 35e41f4b71Sopenharmony_ci### Functions 36e41f4b71Sopenharmony_ci 37e41f4b71Sopenharmony_ci| Name| Description| 38e41f4b71Sopenharmony_ci| -------- | -------- | 39e41f4b71Sopenharmony_ci| int32_t [OH_Image_Receiver_CreateImageReceiver](image.md#oh_image_receiver_createimagereceiver) (napi_env env, struct [OhosImageReceiverInfo](_ohos_image_receiver_info.md) info, napi_value \*res) | Creates an **ImageReceiver** object at the application layer. | 40e41f4b71Sopenharmony_ci| [ImageReceiverNative](image.md#imagereceivernative) \* [OH_Image_Receiver_InitImageReceiverNative](image.md#oh_image_receiver_initimagereceivernative) (napi_env env, napi_value source) | Initializes an [ImageReceiverNative](image.md#imagereceivernative) object through an **ImageReceiver** object. | 41e41f4b71Sopenharmony_ci| int32_t [OH_Image_Receiver_GetReceivingSurfaceId](image.md#oh_image_receiver_getreceivingsurfaceid) (const [ImageReceiverNative](image.md#imagereceivernative) \*native, char \*id, size_t len) | Obtains the receiver ID through an [ImageReceiverNative](image.md#imagereceivernative) object. | 42e41f4b71Sopenharmony_ci| int32_t [OH_Image_Receiver_ReadLatestImage](image.md#oh_image_receiver_readlatestimage) (const [ImageReceiverNative](image.md#imagereceivernative) \*native, napi_value \*image) | Obtains the latest image through an [ImageReceiverNative](image.md#imagereceivernative) object. | 43e41f4b71Sopenharmony_ci| int32_t [OH_Image_Receiver_ReadNextImage](image.md#oh_image_receiver_readnextimage) (const [ImageReceiverNative](image.md#imagereceivernative) \*native, napi_value \*image) | Obtains the next image through an [ImageReceiverNative](image.md#imagereceivernative) object. | 44e41f4b71Sopenharmony_ci| int32_t [OH_Image_Receiver_On](image.md#oh_image_receiver_on) (const [ImageReceiverNative](image.md#imagereceivernative) \*native, [OH_Image_Receiver_On_Callback](image.md#oh_image_receiver_on_callback) callback) | Registers an [OH_Image_Receiver_On_Callback](image.md#oh_image_receiver_on_callback) callback. This callback is triggered whenever a new image is received. | 45e41f4b71Sopenharmony_ci| int32_t [OH_Image_Receiver_GetSize](image.md#oh_image_receiver_getsize) (const [ImageReceiverNative](image.md#imagereceivernative) \*native, struct [OhosImageSize](_ohos_image_size.md) \*size) | Obtains the size of the image receiver through an [ImageReceiverNative](image.md#imagereceivernative) object. | 46e41f4b71Sopenharmony_ci| int32_t [OH_Image_Receiver_GetCapacity](image.md#oh_image_receiver_getcapacity) (const [ImageReceiverNative](image.md#imagereceivernative) \*native, int32_t \*capacity) | Obtains the capacity of the image receiver through an [ImageReceiverNative](image.md#imagereceivernative) object. | 47e41f4b71Sopenharmony_ci| int32_t [OH_Image_Receiver_GetFormat](image.md#oh_image_receiver_getformat) (const [ImageReceiverNative](image.md#imagereceivernative) \*native, int32_t \*format) | Obtains the format of the image receiver through an [ImageReceiverNative](image.md#imagereceivernative) object. | 48e41f4b71Sopenharmony_ci| int32_t [OH_Image_Receiver_Release](image.md#oh_image_receiver_release) ([ImageReceiverNative](image.md#imagereceivernative) \*native) | Releases an [ImageReceiverNative](image.md#imagereceivernative) object. | 49