harmony 鸿蒙image_receiver_mdk.h
image_receiver_mdk.h
概述
声明从native层获取图片数据的方法。
起始版本：
10
相关模块：
Image
汇总
结构体
类型定义
函数
| 名称 |
描述 |
| OH_Image_Receiver_CreateImageReceiver (napi_env env, struct OhosImageReceiverInfo info, napi_value *res) |
创建应用层 ImageReceiver 对象。 |
| OH_Image_Receiver_InitImageReceiverNative (napi_env env, napi_value source) |
通过应用层ImageReceiver对象初始化native层ImageReceiverNative对象。 |
| OH_Image_Receiver_GetReceivingSurfaceId (const ImageReceiverNative *native, char *id, size_t len) |
通过ImageReceiverNative获取receiver的id。 |
| OH_Image_Receiver_ReadLatestImage (const ImageReceiverNative *native, napi_value *image) |
通过ImageReceiverNative获取最新的一张图片。 |
| OH_Image_Receiver_ReadNextImage (const ImageReceiverNative *native, napi_value *image) |
通过ImageReceiverNative获取下一张图片。 |
| OH_Image_Receiver_On (const ImageReceiverNative *native, OH_Image_Receiver_On_Callback callback) |
注册一个OH_Image_Receiver_On_Callback回调事件。每当接收新图片，该回调事件就会响应。 |
| OH_Image_Receiver_GetSize (const ImageReceiverNative *native, struct OhosImageSize *size) |
通过ImageReceiverNative获取ImageReceiver的大小。 |
| OH_Image_Receiver_GetCapacity (const ImageReceiverNative *native, int32_t *capacity) |
通过ImageReceiverNative获取ImageReceiver的容量。 |
| OH_Image_Receiver_GetFormat (const ImageReceiverNative *native, int32_t *format) |
通过ImageReceiverNative获取ImageReceiver的格式。 |
| OH_Image_Receiver_Release (ImageReceiverNative *native) |
释放native层 ImageReceiverNative 对象。 |
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