コード例 #1
0
        public static void GetGrayBytesFromVideo(FileEntry videoFile, List <float> positions, bool extendedLogging)
        {
            int tooDarkCounter = 0;

            for (int i = 0; i < positions.Count; i++)
            {
                double position = videoFile.GetGrayBytesIndex(positions[i]);
                if (videoFile.grayBytes.ContainsKey(position))
                {
                    continue;
                }

                var data = GetThumbnail(new FfmpegSettings {
                    File      = videoFile.Path,
                    Position  = TimeSpan.FromSeconds(position),
                    GrayScale = 1,
                }, extendedLogging);
                if (data == null)
                {
                    videoFile.Flags.Set(EntryFlags.ThumbnailError);
                    return;
                }
                if (!GrayBytesUtils.VerifyGrayScaleValues(data))
                {
                    tooDarkCounter++;
                }
                videoFile.grayBytes.Add(position, data);
            }
            if (tooDarkCounter == positions.Count)
            {
                videoFile.Flags.Set(EntryFlags.TooDark);
                Logger.Instance.Info($"ERROR: Graybytes too dark of: {videoFile.Path}");
            }
        }
コード例 #2
0
        public static void GetGrayBytesFromVideo(FileEntry videoFile, List <float> positions)
        {
            int tooDarkCounter = 0;

            for (int i = 0; i < positions.Count; i++)
            {
                double position = videoFile.GetGrayBytesIndex(positions[i]);
                if (videoFile.grayBytes.ContainsKey(position))
                {
                    continue;
                }

                var data = GetThumbnail(new FfmpegSettings {
                    File      = videoFile.Path,
                    Position  = TimeSpan.FromSeconds(position),
                    GrayScale = 1
                });
                if (data == null || data.Length == 0)
                {
                    videoFile.Flags.Set(EntryFlags.ThumbnailError);
                    return;
                }
                if (!GrayBytesUtils.VerifyGrayScaleValues(data))
                {
                    tooDarkCounter++;
                }
                videoFile.grayBytes.Add(position, data);
            }
            if (tooDarkCounter == positions.Count)
            {
                videoFile.Flags.Set(EntryFlags.TooDark);
            }
        }