HRESULT XAppCaptureTakeScreenshot(  
         XUserHandle requestingUser,  
         XAppCaptureTakeScreenshotResult* result  
)  

XAppCaptureTakeScreenshotResult takeScreenshotResult = {0};
XUserHandle user = nullptr;
/* See XUserAddAsync, XUserAddResult on how to initialize XUserHandle */
bool hasHDR = false;

LOG_IF_FAILED(XAppCaptureTakeScreenshot(user, &takeScreenshotResult));

hasHDR = static_cast<bool>(takeScreenshotResult.availableScreenshotFormats & XAppCaptureScreenshotFormatFlag::HDR);

appLog.AddLog("LocalId %s (%s)\n", takeScreenshotResult.localId, hasHDR ? "SDR & HDR" : "SDR only");