Пример #1
0
        static void InitForBusinessLogic()
        {
            //如果数据库文件不存在,则建立数据库文件
            PornDatabase.CreateDatabase();
            PornClassifier.Init();
            FFMPEGWrapper.Init();
            WechatForm.Init();

            update_domain_list_timer = new System.Threading.Timer(PornDatabase.UpdateDatabase, null, new TimeSpan(0, 0, 5), new TimeSpan(4, 0, 0));
            delete_history_timer     = new System.Threading.Timer(PornDatabase.DeleteHistroy, null, new TimeSpan(0, 1, 0), System.Threading.Timeout.InfiniteTimeSpan);
        }
Пример #2
0
        public bool ClassifyVideoFile(string filename, out Exception excep)
        {
            log.Info("Classify Video File: " + filename);
            FFMPEGWrapper ffmpeg = new FFMPEGWrapper();

            if (!ffmpeg.Open(filename))
            {
                log.Info("Video File Cannot Open: " + filename);
                excep = new Exception("Cannot Open File!");
                ffmpeg.Dispose();
                return(false);
            }
            log.Debug("Video File Opened: " + filename);
            if (ffmpeg.FileInfo.nb_frames < MinFrames)
            {
                log.Info("Video File Short of Frames: " + filename + " frames: " + ffmpeg.FileInfo.nb_frames);;
                ffmpeg.Dispose();
                excep = new Exception("Video File Too Short");
                return(false);
            }
            Int64 step = ffmpeg.FileInfo.duration / VideoSegments;

            PornClassifier.ImageType [] types = new PornClassifier.ImageType[VideoSegments - 1];
            int pornNum = 0;

            for (Int64 ts = step; ts < ffmpeg.FileInfo.duration - step / 2; ts += step)
            {
                if (ffmpeg.ReadFrame(ts))
                {
                    if (Instance.Classify(ffmpeg.FileInfo.pdata, ffmpeg.FileInfo.width, ffmpeg.FileInfo.height, ffmpeg.FileInfo.linesize)
                        == ImageType.P**n)
                    {
                        pornNum++;
                    }
                }
            }
            ffmpeg.Dispose();
            excep = null;
            if (pornNum >= PornNumThd)
            {
                log.Info("P**n Video File: " + filename);
                return(true);
            }
            else
            {
                return(false);
            }
        }