dfb->CreateVideoProvider(dfb,dfb_video_dev,&video_provider);
video_provider->PlayTo(video_provider,surface,NULL,NULL,NULL);
// video_provider->Release(video_provider);
dfb->CreateVideoProvider(dfb,dfb_video_dev,&video_provider);
video_provider->PlayTo(video_provider,surface,NULL,NULL,NULL);
// video_provider->Release(video_provider);