优化线程退出时资源的释放问题

FactoryTestTool/SourceCode/Media/VideoDecoder/FFmpegDecoder.cpp

@@ -137,7 +137,6 @@ void FFmpegDecoder::run()
             qDebug() << "Decoder thread aborting";
             break;
         }
-        /*QLabel* currentVideoLabel = videoLabel;*/
         QSize labelSize = currentVideoLabel->size();
         mutex.unlock();
 
@@ -198,7 +197,7 @@ void FFmpegDecoder::run()
                             QImage scaledImage = img.scaled(labelSize, Qt::KeepAspectRatio, Qt::SmoothTransformation);
                             //currentVideoLabel->setPixmap(QPixmap::fromImage(scaledImage));
                             QMetaObject::invokeMethod(currentVideoLabel, "setPixmap", Qt::QueuedConnection, Q_ARG(QPixmap, QPixmap::fromImage(scaledImage)));
-                            QThread::msleep(10);  // Simulate 25 FPS frame rate
+                            QThread::msleep(10); 
                         }
                     }
                     av_packet_unref(packet);