Native Image模块API-OH_PixelMap_InitNativePixelMap

napi_value CreatePixelMaptest(napi_env env, napi_callback_info info) { 
napi_value udfVar = nullptr; 
napi_value pixelmap = nullptr; 
 
struct OhosPixelMapCreateOps createOps; 
createOps.width = 4; 
createOps.height = 6; 
createOps.pixelFormat = 3; // 设置为3，图片格式为RGBA，设置为4，图片格式为BGRA 
createOps.alphaType = 0; 
size_t bufferSize = createOps.width * createOps.height * 4; 
void *buff = malloc(bufferSize); 
 
int32_t res = OH_PixelMap_CreatePixelMap(env, createOps, (uint8_t *)buff, bufferSize, &pixelmap); 
if (res != IMAGE_RESULT_SUCCESS || pixelmap == nullptr) { 
return udfVar; 
} 
return pixelmap; 
}