压力管控(C/C++)

void SystemPressureLevelChangeCallback(Camera_CaptureSession *captureSession,
    Camera_SystemPressureLevel systemPressureLevel)
{
    OH_LOG_INFO(LOG_APP, "SystemPressureLevelChangeCallback level: %{public}d", systemPressureLevel);
}

Camera_ErrorCode NDKCamera::RegisterSystemPressureCallback()
{
    Camera_ErrorCode ret = OH_CaptureSession_RegisterSystemPressureLevelChangeCallback(
        captureSession_, SystemPressureLevelChangeCallback);
    if (ret != CAMERA_OK) {
        OH_LOG_ERROR(LOG_APP,
            "OH_CaptureSession_RegisterSystemPressureLevelChangeCallback failed.");
    }
    return ret;
}