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			1420 lines
		
	
	
		
			53 KiB
		
	
	
	
		
			C#
		
	
	
	
	
	
			
		
		
	
	
			1420 lines
		
	
	
		
			53 KiB
		
	
	
	
		
			C#
		
	
	
	
	
	
using System;
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						|
using System.Collections.Generic;
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						|
using System.Globalization;
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						|
using System.IO;
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						|
using System.Linq;
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using System.Text;
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						|
using System.Xml;
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using MediaBrowser.Controller.Library;
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using MediaBrowser.Model.Dto;
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using MediaBrowser.Model.Entities;
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using MediaBrowser.Model.Globalization;
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using MediaBrowser.Model.IO;
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using MediaBrowser.Model.MediaInfo;
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using Microsoft.Extensions.Logging;
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namespace MediaBrowser.MediaEncoding.Probing
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{
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    public class ProbeResultNormalizer
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    {
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        private readonly CultureInfo _usCulture = new CultureInfo("en-US");
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        private readonly ILogger _logger;
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        private readonly IFileSystem _fileSystem;
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        private readonly ILocalizationManager _localization;
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        public ProbeResultNormalizer(ILogger logger, IFileSystem fileSystem, ILocalizationManager localization)
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        {
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            _logger = logger;
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            _fileSystem = fileSystem;
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            _localization = localization;
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        }
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        public MediaInfo GetMediaInfo(InternalMediaInfoResult data, VideoType? videoType, bool isAudio, string path, MediaProtocol protocol)
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        {
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            var info = new MediaInfo
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            {
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                Path = path,
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                Protocol = protocol
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            };
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            FFProbeHelpers.NormalizeFFProbeResult(data);
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            SetSize(data, info);
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            var internalStreams = data.Streams ?? new MediaStreamInfo[] { };
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            info.MediaStreams = internalStreams.Select(s => GetMediaStream(isAudio, s, data.Format))
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                .Where(i => i != null)
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						|
                // Drop subtitle streams if we don't know the codec because it will just cause failures if we don't know how to handle them
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                .Where(i => i.Type != MediaStreamType.Subtitle || !string.IsNullOrWhiteSpace(i.Codec))
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                .ToList();
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            info.MediaAttachments = internalStreams.Select(s => GetMediaAttachment(s))
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                .Where(i => i != null)
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                .ToList();
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						|
            if (data.Format != null)
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						|
            {
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                info.Container = NormalizeFormat(data.Format.FormatName);
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						|
                if (!string.IsNullOrEmpty(data.Format.BitRate))
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                {
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						|
                    if (int.TryParse(data.Format.BitRate, NumberStyles.Any, _usCulture, out var value))
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                    {
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                        info.Bitrate = value;
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                    }
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                }
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            }
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            var tags = new Dictionary<string, string>(StringComparer.OrdinalIgnoreCase);
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            var tagStreamType = isAudio ? "audio" : "video";
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            if (data.Streams != null)
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            {
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                var tagStream = data.Streams.FirstOrDefault(i => string.Equals(i.CodecType, tagStreamType, StringComparison.OrdinalIgnoreCase));
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                if (tagStream != null && tagStream.Tags != null)
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                {
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                    foreach (var pair in tagStream.Tags)
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                    {
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                        tags[pair.Key] = pair.Value;
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                    }
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                }
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            }
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            if (data.Format != null && data.Format.Tags != null)
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            {
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                foreach (var pair in data.Format.Tags)
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                {
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                    tags[pair.Key] = pair.Value;
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                }
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            }
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            FetchGenres(info, tags);
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            var overview = FFProbeHelpers.GetDictionaryValue(tags, "synopsis");
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						|
            if (string.IsNullOrWhiteSpace(overview))
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            {
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                overview = FFProbeHelpers.GetDictionaryValue(tags, "description");
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						|
            }
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						|
            if (string.IsNullOrWhiteSpace(overview))
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            {
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                overview = FFProbeHelpers.GetDictionaryValue(tags, "desc");
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            }
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            if (!string.IsNullOrWhiteSpace(overview))
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            {
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                info.Overview = overview;
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            }
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            var title = FFProbeHelpers.GetDictionaryValue(tags, "title");
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            if (!string.IsNullOrWhiteSpace(title))
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            {
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                info.Name = title;
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            }
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            info.IndexNumber = FFProbeHelpers.GetDictionaryNumericValue(tags, "episode_sort");
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            info.ParentIndexNumber = FFProbeHelpers.GetDictionaryNumericValue(tags, "season_number");
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            info.ShowName = FFProbeHelpers.GetDictionaryValue(tags, "show_name");
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            info.ProductionYear = FFProbeHelpers.GetDictionaryNumericValue(tags, "date");
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            // Several different forms of retaildate
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            info.PremiereDate = FFProbeHelpers.GetDictionaryDateTime(tags, "retaildate") ??
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                FFProbeHelpers.GetDictionaryDateTime(tags, "retail date") ??
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                FFProbeHelpers.GetDictionaryDateTime(tags, "retail_date") ??
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                FFProbeHelpers.GetDictionaryDateTime(tags, "date");
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            if (isAudio)
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            {
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                SetAudioRuntimeTicks(data, info);
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                // tags are normally located under data.format, but we've seen some cases with ogg where they're part of the info stream
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                // so let's create a combined list of both
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                SetAudioInfoFromTags(info, tags);
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            }
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            else
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            {
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                FetchStudios(info, tags, "copyright");
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                var iTunEXTC = FFProbeHelpers.GetDictionaryValue(tags, "iTunEXTC");
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						|
                if (!string.IsNullOrWhiteSpace(iTunEXTC))
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                {
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                    var parts = iTunEXTC.Split(new[] { '|' }, StringSplitOptions.RemoveEmptyEntries);
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                    // Example
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                    // mpaa|G|100|For crude humor
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                    if (parts.Length > 1)
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                    {
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                        info.OfficialRating = parts[1];
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                        if (parts.Length > 3)
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                        {
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                            info.OfficialRatingDescription = parts[3];
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                        }
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                    }
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                }
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                var itunesXml = FFProbeHelpers.GetDictionaryValue(tags, "iTunMOVI");
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                if (!string.IsNullOrWhiteSpace(itunesXml))
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                {
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                    FetchFromItunesInfo(itunesXml, info);
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                }
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                if (data.Format != null && !string.IsNullOrEmpty(data.Format.Duration))
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                {
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                    info.RunTimeTicks = TimeSpan.FromSeconds(double.Parse(data.Format.Duration, _usCulture)).Ticks;
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                }
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                FetchWtvInfo(info, data);
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                if (data.Chapters != null)
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                {
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                    info.Chapters = data.Chapters.Select(GetChapterInfo).ToArray();
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                }
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                ExtractTimestamp(info);
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                var stereoMode = GetDictionaryValue(tags, "stereo_mode");
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                if (string.Equals(stereoMode, "left_right", StringComparison.OrdinalIgnoreCase))
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                {
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                    info.Video3DFormat = Video3DFormat.FullSideBySide;
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                }
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						|
                foreach (var mediaStream in info.MediaStreams)
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						|
                {
 | 
						|
                    if (mediaStream.Type == MediaStreamType.Audio && !mediaStream.BitRate.HasValue)
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						|
                    {
 | 
						|
                        mediaStream.BitRate = GetEstimatedAudioBitrate(mediaStream.Codec, mediaStream.Channels);
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						|
                    }
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                }
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                var videoStreamsBitrate = info.MediaStreams.Where(i => i.Type == MediaStreamType.Video).Select(i => i.BitRate ?? 0).Sum();
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						|
                // If ffprobe reported the container bitrate as being the same as the video stream bitrate, then it's wrong
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						|
                if (videoStreamsBitrate == (info.Bitrate ?? 0))
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						|
                {
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						|
                    info.InferTotalBitrate(true);
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						|
                }
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						|
            }
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						|
            return info;
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						|
        }
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						|
        private string NormalizeFormat(string format)
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						|
        {
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						|
            if (string.IsNullOrWhiteSpace(format))
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            {
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                return null;
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						|
            }
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						|
            if (string.Equals(format, "mpegvideo", StringComparison.OrdinalIgnoreCase))
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            {
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                return "mpeg";
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            }
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						|
            format = format.Replace("matroska", "mkv", StringComparison.OrdinalIgnoreCase);
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            return format;
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        }
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        private int? GetEstimatedAudioBitrate(string codec, int? channels)
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						|
        {
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						|
            if (!channels.HasValue)
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						|
            {
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						|
                return null;
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						|
            }
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						|
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						|
            var channelsValue = channels.Value;
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						|
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						|
            if (string.Equals(codec, "aac", StringComparison.OrdinalIgnoreCase) ||
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						|
                string.Equals(codec, "mp3", StringComparison.OrdinalIgnoreCase))
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						|
            {
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						|
                if (channelsValue <= 2)
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						|
                {
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                    return 192000;
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						|
                }
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						|
                if (channelsValue >= 5)
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                {
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                    return 320000;
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                }
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            }
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            return null;
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						|
        }
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        private void FetchFromItunesInfo(string xml, MediaInfo info)
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						|
        {
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						|
            // Make things simpler and strip out the dtd
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						|
            var plistIndex = xml.IndexOf("<plist", StringComparison.OrdinalIgnoreCase);
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						|
            if (plistIndex != -1)
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            {
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                xml = xml.Substring(plistIndex);
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            }
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            xml = "<?xml version=\"1.0\"?>" + xml;
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            // <?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<!DOCTYPE plist PUBLIC \"-//Apple//DTD PLIST 1.0//EN\" \"http://www.apple.com/DTDs/PropertyList-1.0.dtd\">\n<plist version=\"1.0\">\n<dict>\n\t<key>cast</key>\n\t<array>\n\t\t<dict>\n\t\t\t<key>name</key>\n\t\t\t<string>Blender Foundation</string>\n\t\t</dict>\n\t\t<dict>\n\t\t\t<key>name</key>\n\t\t\t<string>Janus Bager Kristensen</string>\n\t\t</dict>\n\t</array>\n\t<key>directors</key>\n\t<array>\n\t\t<dict>\n\t\t\t<key>name</key>\n\t\t\t<string>Sacha Goedegebure</string>\n\t\t</dict>\n\t</array>\n\t<key>studio</key>\n\t<string>Blender Foundation</string>\n</dict>\n</plist>\n
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            using (var stream = new MemoryStream(Encoding.UTF8.GetBytes(xml)))
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            using (var streamReader = new StreamReader(stream))
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            {
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						|
                try
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						|
                {
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						|
                    using (var reader = XmlReader.Create(streamReader))
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						|
                    {
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						|
                        reader.MoveToContent();
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						|
                        reader.Read();
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						|
 | 
						|
                        // Loop through each element
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						|
                        while (!reader.EOF && reader.ReadState == ReadState.Interactive)
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						|
                        {
 | 
						|
                            if (reader.NodeType == XmlNodeType.Element)
 | 
						|
                            {
 | 
						|
                                switch (reader.Name)
 | 
						|
                                {
 | 
						|
                                    case "dict":
 | 
						|
                                        if (reader.IsEmptyElement)
 | 
						|
                                        {
 | 
						|
                                            reader.Read();
 | 
						|
                                            continue;
 | 
						|
                                        }
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						|
                                        using (var subtree = reader.ReadSubtree())
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						|
                                        {
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						|
                                            ReadFromDictNode(subtree, info);
 | 
						|
                                        }
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						|
                                        break;
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						|
                                    default:
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						|
                                        reader.Skip();
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						|
                                        break;
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						|
                                }
 | 
						|
                            }
 | 
						|
                            else
 | 
						|
                            {
 | 
						|
                                reader.Read();
 | 
						|
                            }
 | 
						|
                        }
 | 
						|
                    }
 | 
						|
                }
 | 
						|
                catch (XmlException)
 | 
						|
                {
 | 
						|
                    // I've seen probe examples where the iTunMOVI value is just "<"
 | 
						|
                    // So we should not allow this to fail the entire probing operation
 | 
						|
                }
 | 
						|
            }
 | 
						|
        }
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						|
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						|
        private void ReadFromDictNode(XmlReader reader, MediaInfo info)
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						|
        {
 | 
						|
            string currentKey = null;
 | 
						|
            var pairs = new List<NameValuePair>();
 | 
						|
 | 
						|
            reader.MoveToContent();
 | 
						|
            reader.Read();
 | 
						|
 | 
						|
            // Loop through each element
 | 
						|
            while (!reader.EOF && reader.ReadState == ReadState.Interactive)
 | 
						|
            {
 | 
						|
                if (reader.NodeType == XmlNodeType.Element)
 | 
						|
                {
 | 
						|
                    switch (reader.Name)
 | 
						|
                    {
 | 
						|
                        case "key":
 | 
						|
                            if (!string.IsNullOrWhiteSpace(currentKey))
 | 
						|
                            {
 | 
						|
                                ProcessPairs(currentKey, pairs, info);
 | 
						|
                            }
 | 
						|
                            currentKey = reader.ReadElementContentAsString();
 | 
						|
                            pairs = new List<NameValuePair>();
 | 
						|
                            break;
 | 
						|
                        case "string":
 | 
						|
                            var value = reader.ReadElementContentAsString();
 | 
						|
                            if (!string.IsNullOrWhiteSpace(value))
 | 
						|
                            {
 | 
						|
                                pairs.Add(new NameValuePair
 | 
						|
                                {
 | 
						|
                                    Name = value,
 | 
						|
                                    Value = value
 | 
						|
                                });
 | 
						|
                            }
 | 
						|
                            break;
 | 
						|
                        case "array":
 | 
						|
                            if (reader.IsEmptyElement)
 | 
						|
                            {
 | 
						|
                                reader.Read();
 | 
						|
                                continue;
 | 
						|
                            }
 | 
						|
                            using (var subtree = reader.ReadSubtree())
 | 
						|
                            {
 | 
						|
                                if (!string.IsNullOrWhiteSpace(currentKey))
 | 
						|
                                {
 | 
						|
                                    pairs.AddRange(ReadValueArray(subtree));
 | 
						|
                                }
 | 
						|
                            }
 | 
						|
                            break;
 | 
						|
                        default:
 | 
						|
                            reader.Skip();
 | 
						|
                            break;
 | 
						|
                    }
 | 
						|
                }
 | 
						|
                else
 | 
						|
                {
 | 
						|
                    reader.Read();
 | 
						|
                }
 | 
						|
            }
 | 
						|
        }
 | 
						|
 | 
						|
        private List<NameValuePair> ReadValueArray(XmlReader reader)
 | 
						|
        {
 | 
						|
 | 
						|
            var pairs = new List<NameValuePair>();
 | 
						|
 | 
						|
            reader.MoveToContent();
 | 
						|
            reader.Read();
 | 
						|
 | 
						|
            // Loop through each element
 | 
						|
            while (!reader.EOF && reader.ReadState == ReadState.Interactive)
 | 
						|
            {
 | 
						|
                if (reader.NodeType == XmlNodeType.Element)
 | 
						|
                {
 | 
						|
                    switch (reader.Name)
 | 
						|
                    {
 | 
						|
                        case "dict":
 | 
						|
 | 
						|
                            if (reader.IsEmptyElement)
 | 
						|
                            {
 | 
						|
                                reader.Read();
 | 
						|
                                continue;
 | 
						|
                            }
 | 
						|
                            using (var subtree = reader.ReadSubtree())
 | 
						|
                            {
 | 
						|
                                var dict = GetNameValuePair(subtree);
 | 
						|
                                if (dict != null)
 | 
						|
                                {
 | 
						|
                                    pairs.Add(dict);
 | 
						|
                                }
 | 
						|
                            }
 | 
						|
                            break;
 | 
						|
                        default:
 | 
						|
                            reader.Skip();
 | 
						|
                            break;
 | 
						|
                    }
 | 
						|
                }
 | 
						|
                else
 | 
						|
                {
 | 
						|
                    reader.Read();
 | 
						|
                }
 | 
						|
            }
 | 
						|
 | 
						|
            return pairs;
 | 
						|
        }
 | 
						|
 | 
						|
        private void ProcessPairs(string key, List<NameValuePair> pairs, MediaInfo info)
 | 
						|
        {
 | 
						|
            IList<BaseItemPerson> peoples = new List<BaseItemPerson>();
 | 
						|
            if (string.Equals(key, "studio", StringComparison.OrdinalIgnoreCase))
 | 
						|
            {
 | 
						|
                info.Studios = pairs.Select(p => p.Value)
 | 
						|
                    .Where(i => !string.IsNullOrWhiteSpace(i))
 | 
						|
                    .Distinct(StringComparer.OrdinalIgnoreCase)
 | 
						|
                    .ToArray();
 | 
						|
 | 
						|
            }
 | 
						|
            else if (string.Equals(key, "screenwriters", StringComparison.OrdinalIgnoreCase))
 | 
						|
            {
 | 
						|
                foreach (var pair in pairs)
 | 
						|
                {
 | 
						|
                    peoples.Add(new BaseItemPerson
 | 
						|
                    {
 | 
						|
                        Name = pair.Value,
 | 
						|
                        Type = PersonType.Writer
 | 
						|
                    });
 | 
						|
                }
 | 
						|
 | 
						|
            }
 | 
						|
            else if (string.Equals(key, "producers", StringComparison.OrdinalIgnoreCase))
 | 
						|
            {
 | 
						|
                foreach (var pair in pairs)
 | 
						|
                {
 | 
						|
                    peoples.Add(new BaseItemPerson
 | 
						|
                    {
 | 
						|
                        Name = pair.Value,
 | 
						|
                        Type = PersonType.Producer
 | 
						|
                    });
 | 
						|
                }
 | 
						|
            }
 | 
						|
            else if (string.Equals(key, "directors", StringComparison.OrdinalIgnoreCase))
 | 
						|
            {
 | 
						|
                foreach (var pair in pairs)
 | 
						|
                {
 | 
						|
                    peoples.Add(new BaseItemPerson
 | 
						|
                    {
 | 
						|
                        Name = pair.Value,
 | 
						|
                        Type = PersonType.Director
 | 
						|
                    });
 | 
						|
                }
 | 
						|
            }
 | 
						|
 | 
						|
            info.People = peoples.ToArray();
 | 
						|
        }
 | 
						|
 | 
						|
        private NameValuePair GetNameValuePair(XmlReader reader)
 | 
						|
        {
 | 
						|
            string name = null;
 | 
						|
            string value = null;
 | 
						|
 | 
						|
            reader.MoveToContent();
 | 
						|
            reader.Read();
 | 
						|
 | 
						|
            // Loop through each element
 | 
						|
            while (!reader.EOF && reader.ReadState == ReadState.Interactive)
 | 
						|
            {
 | 
						|
                if (reader.NodeType == XmlNodeType.Element)
 | 
						|
                {
 | 
						|
                    switch (reader.Name)
 | 
						|
                    {
 | 
						|
                        case "key":
 | 
						|
                            name = reader.ReadElementContentAsString();
 | 
						|
                            break;
 | 
						|
                        case "string":
 | 
						|
                            value = reader.ReadElementContentAsString();
 | 
						|
                            break;
 | 
						|
                        default:
 | 
						|
                            reader.Skip();
 | 
						|
                            break;
 | 
						|
                    }
 | 
						|
                }
 | 
						|
                else
 | 
						|
                {
 | 
						|
                    reader.Read();
 | 
						|
                }
 | 
						|
            }
 | 
						|
 | 
						|
            if (string.IsNullOrWhiteSpace(name) ||
 | 
						|
                string.IsNullOrWhiteSpace(value))
 | 
						|
            {
 | 
						|
                return null;
 | 
						|
            }
 | 
						|
 | 
						|
            return new NameValuePair
 | 
						|
            {
 | 
						|
                Name = name,
 | 
						|
                Value = value
 | 
						|
            };
 | 
						|
        }
 | 
						|
 | 
						|
        private string NormalizeSubtitleCodec(string codec)
 | 
						|
        {
 | 
						|
            if (string.Equals(codec, "dvb_subtitle", StringComparison.OrdinalIgnoreCase))
 | 
						|
            {
 | 
						|
                codec = "dvbsub";
 | 
						|
            }
 | 
						|
            else if ((codec ?? string.Empty).IndexOf("PGS", StringComparison.OrdinalIgnoreCase) != -1)
 | 
						|
            {
 | 
						|
                codec = "PGSSUB";
 | 
						|
            }
 | 
						|
            else if ((codec ?? string.Empty).IndexOf("DVD", StringComparison.OrdinalIgnoreCase) != -1)
 | 
						|
            {
 | 
						|
                codec = "DVDSUB";
 | 
						|
            }
 | 
						|
 | 
						|
            return codec;
 | 
						|
        }
 | 
						|
 | 
						|
        /// <summary>
 | 
						|
        /// Converts ffprobe stream info to our MediaAttachment class
 | 
						|
        /// </summary>
 | 
						|
        /// <param name="streamInfo">The stream info.</param>
 | 
						|
        /// <returns>MediaAttachments.</returns>
 | 
						|
        private MediaAttachment GetMediaAttachment(MediaStreamInfo streamInfo)
 | 
						|
        {
 | 
						|
            if (!string.Equals(streamInfo.CodecType, "attachment", StringComparison.OrdinalIgnoreCase))
 | 
						|
            {
 | 
						|
                return null;
 | 
						|
            }
 | 
						|
 | 
						|
            var attachment = new MediaAttachment
 | 
						|
            {
 | 
						|
                Codec = streamInfo.CodecName,
 | 
						|
                Index = streamInfo.Index
 | 
						|
            };
 | 
						|
 | 
						|
            if (!string.IsNullOrWhiteSpace(streamInfo.CodecTagString))
 | 
						|
            {
 | 
						|
               attachment.CodecTag = streamInfo.CodecTagString;
 | 
						|
            }
 | 
						|
 | 
						|
            if (streamInfo.Tags != null)
 | 
						|
            {
 | 
						|
                attachment.FileName = GetDictionaryValue(streamInfo.Tags, "filename");
 | 
						|
                attachment.MimeType = GetDictionaryValue(streamInfo.Tags, "mimetype");
 | 
						|
                attachment.Comment = GetDictionaryValue(streamInfo.Tags, "comment");
 | 
						|
            }
 | 
						|
 | 
						|
            return attachment;
 | 
						|
        }
 | 
						|
 | 
						|
        /// <summary>
 | 
						|
        /// Converts ffprobe stream info to our MediaStream class
 | 
						|
        /// </summary>
 | 
						|
        /// <param name="isAudio">if set to <c>true</c> [is info].</param>
 | 
						|
        /// <param name="streamInfo">The stream info.</param>
 | 
						|
        /// <param name="formatInfo">The format info.</param>
 | 
						|
        /// <returns>MediaStream.</returns>
 | 
						|
        private MediaStream GetMediaStream(bool isAudio, MediaStreamInfo streamInfo, MediaFormatInfo formatInfo)
 | 
						|
        {
 | 
						|
            // These are mp4 chapters
 | 
						|
            if (string.Equals(streamInfo.CodecName, "mov_text", StringComparison.OrdinalIgnoreCase))
 | 
						|
            {
 | 
						|
                // Edit: but these are also sometimes subtitles?
 | 
						|
                //return null;
 | 
						|
            }
 | 
						|
 | 
						|
            var stream = new MediaStream
 | 
						|
            {
 | 
						|
                Codec = streamInfo.CodecName,
 | 
						|
                Profile = streamInfo.Profile,
 | 
						|
                Level = streamInfo.Level,
 | 
						|
                Index = streamInfo.Index,
 | 
						|
                PixelFormat = streamInfo.PixelFormat,
 | 
						|
                NalLengthSize = streamInfo.NalLengthSize,
 | 
						|
                TimeBase = streamInfo.TimeBase,
 | 
						|
                CodecTimeBase = streamInfo.CodecTimeBase
 | 
						|
            };
 | 
						|
 | 
						|
            if (string.Equals(streamInfo.IsAvc, "true", StringComparison.OrdinalIgnoreCase) ||
 | 
						|
                string.Equals(streamInfo.IsAvc, "1", StringComparison.OrdinalIgnoreCase))
 | 
						|
            {
 | 
						|
                stream.IsAVC = true;
 | 
						|
            }
 | 
						|
            else if (string.Equals(streamInfo.IsAvc, "false", StringComparison.OrdinalIgnoreCase) ||
 | 
						|
                string.Equals(streamInfo.IsAvc, "0", StringComparison.OrdinalIgnoreCase))
 | 
						|
            {
 | 
						|
                stream.IsAVC = false;
 | 
						|
            }
 | 
						|
 | 
						|
            if (!string.IsNullOrWhiteSpace(streamInfo.FieldOrder) && !string.Equals(streamInfo.FieldOrder, "progressive", StringComparison.OrdinalIgnoreCase))
 | 
						|
            {
 | 
						|
                stream.IsInterlaced = true;
 | 
						|
            }
 | 
						|
 | 
						|
            // Filter out junk
 | 
						|
            if (!string.IsNullOrWhiteSpace(streamInfo.CodecTagString) && streamInfo.CodecTagString.IndexOf("[0]", StringComparison.OrdinalIgnoreCase) == -1)
 | 
						|
            {
 | 
						|
                stream.CodecTag = streamInfo.CodecTagString;
 | 
						|
            }
 | 
						|
 | 
						|
            if (streamInfo.Tags != null)
 | 
						|
            {
 | 
						|
                stream.Language = GetDictionaryValue(streamInfo.Tags, "language");
 | 
						|
                stream.Comment = GetDictionaryValue(streamInfo.Tags, "comment");
 | 
						|
                stream.Title = GetDictionaryValue(streamInfo.Tags, "title");
 | 
						|
            }
 | 
						|
 | 
						|
            if (string.Equals(streamInfo.CodecType, "audio", StringComparison.OrdinalIgnoreCase))
 | 
						|
            {
 | 
						|
                stream.Type = MediaStreamType.Audio;
 | 
						|
 | 
						|
                stream.Channels = streamInfo.Channels;
 | 
						|
 | 
						|
                if (!string.IsNullOrEmpty(streamInfo.SampleRate))
 | 
						|
                {
 | 
						|
                    if (int.TryParse(streamInfo.SampleRate, NumberStyles.Any, _usCulture, out var value))
 | 
						|
                    {
 | 
						|
                        stream.SampleRate = value;
 | 
						|
                    }
 | 
						|
                }
 | 
						|
 | 
						|
                stream.ChannelLayout = ParseChannelLayout(streamInfo.ChannelLayout);
 | 
						|
 | 
						|
                if (streamInfo.BitsPerSample > 0)
 | 
						|
                {
 | 
						|
                    stream.BitDepth = streamInfo.BitsPerSample;
 | 
						|
                }
 | 
						|
                else if (streamInfo.BitsPerRawSample > 0)
 | 
						|
                {
 | 
						|
                    stream.BitDepth = streamInfo.BitsPerRawSample;
 | 
						|
                }
 | 
						|
            }
 | 
						|
            else if (string.Equals(streamInfo.CodecType, "subtitle", StringComparison.OrdinalIgnoreCase))
 | 
						|
            {
 | 
						|
                stream.Type = MediaStreamType.Subtitle;
 | 
						|
                stream.Codec = NormalizeSubtitleCodec(stream.Codec);
 | 
						|
                stream.localizedUndefined = _localization.GetLocalizedString("Undefined");
 | 
						|
                stream.localizedDefault = _localization.GetLocalizedString("Default");
 | 
						|
                stream.localizedForced = _localization.GetLocalizedString("Forced");
 | 
						|
            }
 | 
						|
            else if (string.Equals(streamInfo.CodecType, "video", StringComparison.OrdinalIgnoreCase))
 | 
						|
            {
 | 
						|
                stream.Type = isAudio || string.Equals(stream.Codec, "mjpeg", StringComparison.OrdinalIgnoreCase) || string.Equals(stream.Codec, "gif", StringComparison.OrdinalIgnoreCase) || string.Equals(stream.Codec, "png", StringComparison.OrdinalIgnoreCase)
 | 
						|
                    ? MediaStreamType.EmbeddedImage
 | 
						|
                    : MediaStreamType.Video;
 | 
						|
 | 
						|
                stream.AverageFrameRate = GetFrameRate(streamInfo.AverageFrameRate);
 | 
						|
                stream.RealFrameRate = GetFrameRate(streamInfo.RFrameRate);
 | 
						|
 | 
						|
                if (isAudio || string.Equals(stream.Codec, "gif", StringComparison.OrdinalIgnoreCase) ||
 | 
						|
                    string.Equals(stream.Codec, "png", StringComparison.OrdinalIgnoreCase))
 | 
						|
                {
 | 
						|
                    stream.Type = MediaStreamType.EmbeddedImage;
 | 
						|
                }
 | 
						|
                else if (string.Equals(stream.Codec, "mjpeg", StringComparison.OrdinalIgnoreCase))
 | 
						|
                {
 | 
						|
                    // How to differentiate between video and embedded image?
 | 
						|
                    // The only difference I've seen thus far is presence of codec tag, also embedded images have high (unusual) framerates
 | 
						|
                    if (!string.IsNullOrWhiteSpace(stream.CodecTag))
 | 
						|
                    {
 | 
						|
                        stream.Type = MediaStreamType.Video;
 | 
						|
                    }
 | 
						|
                    else
 | 
						|
                    {
 | 
						|
                        stream.Type = MediaStreamType.EmbeddedImage;
 | 
						|
                    }
 | 
						|
                }
 | 
						|
                else
 | 
						|
                {
 | 
						|
                    stream.Type = MediaStreamType.Video;
 | 
						|
                }
 | 
						|
 | 
						|
                stream.Width = streamInfo.Width;
 | 
						|
                stream.Height = streamInfo.Height;
 | 
						|
                stream.AspectRatio = GetAspectRatio(streamInfo);
 | 
						|
 | 
						|
                if (streamInfo.BitsPerSample > 0)
 | 
						|
                {
 | 
						|
                    stream.BitDepth = streamInfo.BitsPerSample;
 | 
						|
                }
 | 
						|
                else if (streamInfo.BitsPerRawSample > 0)
 | 
						|
                {
 | 
						|
                    stream.BitDepth = streamInfo.BitsPerRawSample;
 | 
						|
                }
 | 
						|
 | 
						|
                //stream.IsAnamorphic = string.Equals(streamInfo.sample_aspect_ratio, "0:1", StringComparison.OrdinalIgnoreCase) ||
 | 
						|
                //    string.Equals(stream.AspectRatio, "2.35:1", StringComparison.OrdinalIgnoreCase) ||
 | 
						|
                //    string.Equals(stream.AspectRatio, "2.40:1", StringComparison.OrdinalIgnoreCase);
 | 
						|
 | 
						|
                // http://stackoverflow.com/questions/17353387/how-to-detect-anamorphic-video-with-ffprobe
 | 
						|
                stream.IsAnamorphic = string.Equals(streamInfo.SampleAspectRatio, "0:1", StringComparison.OrdinalIgnoreCase);
 | 
						|
 | 
						|
                if (streamInfo.Refs > 0)
 | 
						|
                {
 | 
						|
                    stream.RefFrames = streamInfo.Refs;
 | 
						|
                }
 | 
						|
            }
 | 
						|
            else
 | 
						|
            {
 | 
						|
                return null;
 | 
						|
            }
 | 
						|
 | 
						|
            // Get stream bitrate
 | 
						|
            var bitrate = 0;
 | 
						|
 | 
						|
            if (!string.IsNullOrEmpty(streamInfo.BitRate))
 | 
						|
            {
 | 
						|
                if (int.TryParse(streamInfo.BitRate, NumberStyles.Any, _usCulture, out var value))
 | 
						|
                {
 | 
						|
                    bitrate = value;
 | 
						|
                }
 | 
						|
            }
 | 
						|
 | 
						|
            if (bitrate == 0 && formatInfo != null && !string.IsNullOrEmpty(formatInfo.BitRate) && stream.Type == MediaStreamType.Video)
 | 
						|
            {
 | 
						|
                // If the stream info doesn't have a bitrate get the value from the media format info
 | 
						|
                if (int.TryParse(formatInfo.BitRate, NumberStyles.Any, _usCulture, out var value))
 | 
						|
                {
 | 
						|
                    bitrate = value;
 | 
						|
                }
 | 
						|
            }
 | 
						|
 | 
						|
            if (bitrate > 0)
 | 
						|
            {
 | 
						|
                stream.BitRate = bitrate;
 | 
						|
            }
 | 
						|
 | 
						|
            var disposition = streamInfo.Disposition;
 | 
						|
            if (disposition != null)
 | 
						|
            {
 | 
						|
                if (disposition.GetValueOrDefault("default") == 1)
 | 
						|
                {
 | 
						|
                    stream.IsDefault = true;
 | 
						|
                }
 | 
						|
 | 
						|
                if (disposition.GetValueOrDefault("forced") == 1)
 | 
						|
                {
 | 
						|
                    stream.IsForced = true;
 | 
						|
                }
 | 
						|
            }
 | 
						|
 | 
						|
            NormalizeStreamTitle(stream);
 | 
						|
 | 
						|
            return stream;
 | 
						|
        }
 | 
						|
 | 
						|
        private void NormalizeStreamTitle(MediaStream stream)
 | 
						|
        {
 | 
						|
            if (string.Equals(stream.Title, "cc", StringComparison.OrdinalIgnoreCase))
 | 
						|
            {
 | 
						|
                stream.Title = null;
 | 
						|
            }
 | 
						|
 | 
						|
            if (stream.Type == MediaStreamType.EmbeddedImage)
 | 
						|
            {
 | 
						|
                stream.Title = null;
 | 
						|
            }
 | 
						|
        }
 | 
						|
 | 
						|
        /// <summary>
 | 
						|
        /// Gets a string from an FFProbeResult tags dictionary
 | 
						|
        /// </summary>
 | 
						|
        /// <param name="tags">The tags.</param>
 | 
						|
        /// <param name="key">The key.</param>
 | 
						|
        /// <returns>System.String.</returns>
 | 
						|
        private string GetDictionaryValue(IReadOnlyDictionary<string, string> tags, string key)
 | 
						|
        {
 | 
						|
            if (tags == null)
 | 
						|
            {
 | 
						|
                return null;
 | 
						|
            }
 | 
						|
 | 
						|
            tags.TryGetValue(key, out var val);
 | 
						|
            return val;
 | 
						|
        }
 | 
						|
 | 
						|
        private string ParseChannelLayout(string input)
 | 
						|
        {
 | 
						|
            if (string.IsNullOrEmpty(input))
 | 
						|
            {
 | 
						|
                return input;
 | 
						|
            }
 | 
						|
 | 
						|
            return input.Split('(').FirstOrDefault();
 | 
						|
        }
 | 
						|
 | 
						|
        private string GetAspectRatio(MediaStreamInfo info)
 | 
						|
        {
 | 
						|
            var original = info.DisplayAspectRatio;
 | 
						|
 | 
						|
            var parts = (original ?? string.Empty).Split(':');
 | 
						|
            if (!(parts.Length == 2 &&
 | 
						|
                int.TryParse(parts[0], NumberStyles.Any, _usCulture, out var width) &&
 | 
						|
                int.TryParse(parts[1], NumberStyles.Any, _usCulture, out var height) &&
 | 
						|
                width > 0 &&
 | 
						|
                height > 0))
 | 
						|
            {
 | 
						|
                width = info.Width;
 | 
						|
                height = info.Height;
 | 
						|
            }
 | 
						|
 | 
						|
            if (width > 0 && height > 0)
 | 
						|
            {
 | 
						|
                double ratio = width;
 | 
						|
                ratio /= height;
 | 
						|
 | 
						|
                if (IsClose(ratio, 1.777777778, .03))
 | 
						|
                {
 | 
						|
                    return "16:9";
 | 
						|
                }
 | 
						|
 | 
						|
                if (IsClose(ratio, 1.3333333333, .05))
 | 
						|
                {
 | 
						|
                    return "4:3";
 | 
						|
                }
 | 
						|
 | 
						|
                if (IsClose(ratio, 1.41))
 | 
						|
                {
 | 
						|
                    return "1.41:1";
 | 
						|
                }
 | 
						|
 | 
						|
                if (IsClose(ratio, 1.5))
 | 
						|
                {
 | 
						|
                    return "1.5:1";
 | 
						|
                }
 | 
						|
 | 
						|
                if (IsClose(ratio, 1.6))
 | 
						|
                {
 | 
						|
                    return "1.6:1";
 | 
						|
                }
 | 
						|
 | 
						|
                if (IsClose(ratio, 1.66666666667))
 | 
						|
                {
 | 
						|
                    return "5:3";
 | 
						|
                }
 | 
						|
 | 
						|
                if (IsClose(ratio, 1.85, .02))
 | 
						|
                {
 | 
						|
                    return "1.85:1";
 | 
						|
                }
 | 
						|
 | 
						|
                if (IsClose(ratio, 2.35, .025))
 | 
						|
                {
 | 
						|
                    return "2.35:1";
 | 
						|
                }
 | 
						|
 | 
						|
                if (IsClose(ratio, 2.4, .025))
 | 
						|
                {
 | 
						|
                    return "2.40:1";
 | 
						|
                }
 | 
						|
            }
 | 
						|
 | 
						|
            return original;
 | 
						|
        }
 | 
						|
 | 
						|
        private bool IsClose(double d1, double d2, double variance = .005)
 | 
						|
        {
 | 
						|
            return Math.Abs(d1 - d2) <= variance;
 | 
						|
        }
 | 
						|
 | 
						|
        /// <summary>
 | 
						|
        /// Gets a frame rate from a string value in ffprobe output
 | 
						|
        /// This could be a number or in the format of 2997/125.
 | 
						|
        /// </summary>
 | 
						|
        /// <param name="value">The value.</param>
 | 
						|
        /// <returns>System.Nullable{System.Single}.</returns>
 | 
						|
        private float? GetFrameRate(string value)
 | 
						|
        {
 | 
						|
            if (!string.IsNullOrEmpty(value))
 | 
						|
            {
 | 
						|
                var parts = value.Split('/');
 | 
						|
 | 
						|
                float result;
 | 
						|
 | 
						|
                if (parts.Length == 2)
 | 
						|
                {
 | 
						|
                    result = float.Parse(parts[0], _usCulture) / float.Parse(parts[1], _usCulture);
 | 
						|
                }
 | 
						|
                else
 | 
						|
                {
 | 
						|
                    result = float.Parse(parts[0], _usCulture);
 | 
						|
                }
 | 
						|
 | 
						|
                return float.IsNaN(result) ? (float?)null : result;
 | 
						|
            }
 | 
						|
 | 
						|
            return null;
 | 
						|
        }
 | 
						|
 | 
						|
        private void SetAudioRuntimeTicks(InternalMediaInfoResult result, MediaInfo data)
 | 
						|
        {
 | 
						|
            if (result.Streams != null)
 | 
						|
            {
 | 
						|
                // Get the first info stream
 | 
						|
                var stream = result.Streams.FirstOrDefault(s => string.Equals(s.CodecType, "audio", StringComparison.OrdinalIgnoreCase));
 | 
						|
 | 
						|
                if (stream != null)
 | 
						|
                {
 | 
						|
                    // Get duration from stream properties
 | 
						|
                    var duration = stream.Duration;
 | 
						|
 | 
						|
                    // If it's not there go into format properties
 | 
						|
                    if (string.IsNullOrEmpty(duration))
 | 
						|
                    {
 | 
						|
                        duration = result.Format.Duration;
 | 
						|
                    }
 | 
						|
 | 
						|
                    // If we got something, parse it
 | 
						|
                    if (!string.IsNullOrEmpty(duration))
 | 
						|
                    {
 | 
						|
                        data.RunTimeTicks = TimeSpan.FromSeconds(double.Parse(duration, _usCulture)).Ticks;
 | 
						|
                    }
 | 
						|
                }
 | 
						|
            }
 | 
						|
        }
 | 
						|
 | 
						|
        private void SetSize(InternalMediaInfoResult data, MediaInfo info)
 | 
						|
        {
 | 
						|
            if (data.Format != null)
 | 
						|
            {
 | 
						|
                if (!string.IsNullOrEmpty(data.Format.Size))
 | 
						|
                {
 | 
						|
                    info.Size = long.Parse(data.Format.Size, _usCulture);
 | 
						|
                }
 | 
						|
                else
 | 
						|
                {
 | 
						|
                    info.Size = null;
 | 
						|
                }
 | 
						|
            }
 | 
						|
        }
 | 
						|
 | 
						|
        private void SetAudioInfoFromTags(MediaInfo audio, Dictionary<string, string> tags)
 | 
						|
        {
 | 
						|
            var composer = FFProbeHelpers.GetDictionaryValue(tags, "composer");
 | 
						|
            if (!string.IsNullOrWhiteSpace(composer))
 | 
						|
            {
 | 
						|
                var peoples = new List<BaseItemPerson>();
 | 
						|
                foreach (var person in Split(composer, false))
 | 
						|
                {
 | 
						|
                    peoples.Add(new BaseItemPerson { Name = person, Type = PersonType.Composer });
 | 
						|
                }
 | 
						|
                audio.People = peoples.ToArray();
 | 
						|
            }
 | 
						|
 | 
						|
            //var conductor = FFProbeHelpers.GetDictionaryValue(tags, "conductor");
 | 
						|
            //if (!string.IsNullOrWhiteSpace(conductor))
 | 
						|
            //{
 | 
						|
            //    foreach (var person in Split(conductor, false))
 | 
						|
            //    {
 | 
						|
            //        audio.People.Add(new BaseItemPerson { Name = person, Type = PersonType.Conductor });
 | 
						|
            //    }
 | 
						|
            //}
 | 
						|
 | 
						|
            //var lyricist = FFProbeHelpers.GetDictionaryValue(tags, "lyricist");
 | 
						|
            //if (!string.IsNullOrWhiteSpace(lyricist))
 | 
						|
            //{
 | 
						|
            //    foreach (var person in Split(lyricist, false))
 | 
						|
            //    {
 | 
						|
            //        audio.People.Add(new BaseItemPerson { Name = person, Type = PersonType.Lyricist });
 | 
						|
            //    }
 | 
						|
            //}
 | 
						|
 | 
						|
            // Check for writer some music is tagged that way as alternative to composer/lyricist
 | 
						|
            var writer = FFProbeHelpers.GetDictionaryValue(tags, "writer");
 | 
						|
 | 
						|
            if (!string.IsNullOrWhiteSpace(writer))
 | 
						|
            {
 | 
						|
                var peoples = new List<BaseItemPerson>();
 | 
						|
                foreach (var person in Split(writer, false))
 | 
						|
                {
 | 
						|
                    peoples.Add(new BaseItemPerson { Name = person, Type = PersonType.Writer });
 | 
						|
                }
 | 
						|
                audio.People = peoples.ToArray();
 | 
						|
            }
 | 
						|
 | 
						|
            audio.Album = FFProbeHelpers.GetDictionaryValue(tags, "album");
 | 
						|
 | 
						|
            var artists = FFProbeHelpers.GetDictionaryValue(tags, "artists");
 | 
						|
 | 
						|
            if (!string.IsNullOrWhiteSpace(artists))
 | 
						|
            {
 | 
						|
                audio.Artists = SplitArtists(artists, new[] { '/', ';' }, false)
 | 
						|
                    .DistinctNames()
 | 
						|
                    .ToArray();
 | 
						|
            }
 | 
						|
            else
 | 
						|
            {
 | 
						|
                var artist = FFProbeHelpers.GetDictionaryValue(tags, "artist");
 | 
						|
                if (string.IsNullOrWhiteSpace(artist))
 | 
						|
                {
 | 
						|
                    audio.Artists = new string[] { };
 | 
						|
                }
 | 
						|
                else
 | 
						|
                {
 | 
						|
                    audio.Artists = SplitArtists(artist, _nameDelimiters, true)
 | 
						|
                    .DistinctNames()
 | 
						|
                        .ToArray();
 | 
						|
                }
 | 
						|
            }
 | 
						|
 | 
						|
            var albumArtist = FFProbeHelpers.GetDictionaryValue(tags, "albumartist");
 | 
						|
            if (string.IsNullOrWhiteSpace(albumArtist))
 | 
						|
            {
 | 
						|
                albumArtist = FFProbeHelpers.GetDictionaryValue(tags, "album artist");
 | 
						|
            }
 | 
						|
            if (string.IsNullOrWhiteSpace(albumArtist))
 | 
						|
            {
 | 
						|
                albumArtist = FFProbeHelpers.GetDictionaryValue(tags, "album_artist");
 | 
						|
            }
 | 
						|
 | 
						|
            if (string.IsNullOrWhiteSpace(albumArtist))
 | 
						|
            {
 | 
						|
                audio.AlbumArtists = new string[] { };
 | 
						|
            }
 | 
						|
            else
 | 
						|
            {
 | 
						|
                audio.AlbumArtists = SplitArtists(albumArtist, _nameDelimiters, true)
 | 
						|
                    .DistinctNames()
 | 
						|
                    .ToArray();
 | 
						|
 | 
						|
            }
 | 
						|
 | 
						|
            if (audio.AlbumArtists.Length == 0)
 | 
						|
            {
 | 
						|
                audio.AlbumArtists = audio.Artists;
 | 
						|
            }
 | 
						|
 | 
						|
            // Track number
 | 
						|
            audio.IndexNumber = GetDictionaryDiscValue(tags, "track");
 | 
						|
 | 
						|
            // Disc number
 | 
						|
            audio.ParentIndexNumber = GetDictionaryDiscValue(tags, "disc");
 | 
						|
 | 
						|
            // If we don't have a ProductionYear try and get it from PremiereDate
 | 
						|
            if (audio.PremiereDate.HasValue && !audio.ProductionYear.HasValue)
 | 
						|
            {
 | 
						|
                audio.ProductionYear = audio.PremiereDate.Value.ToLocalTime().Year;
 | 
						|
            }
 | 
						|
 | 
						|
            // There's several values in tags may or may not be present
 | 
						|
            FetchStudios(audio, tags, "organization");
 | 
						|
            FetchStudios(audio, tags, "ensemble");
 | 
						|
            FetchStudios(audio, tags, "publisher");
 | 
						|
            FetchStudios(audio, tags, "label");
 | 
						|
 | 
						|
            // These support mulitple values, but for now we only store the first.
 | 
						|
            var mb = GetMultipleMusicBrainzId(FFProbeHelpers.GetDictionaryValue(tags, "MusicBrainz Album Artist Id"));
 | 
						|
            if (mb == null) mb = GetMultipleMusicBrainzId(FFProbeHelpers.GetDictionaryValue(tags, "MUSICBRAINZ_ALBUMARTISTID"));
 | 
						|
            audio.SetProviderId(MetadataProviders.MusicBrainzAlbumArtist, mb);
 | 
						|
 | 
						|
            mb = GetMultipleMusicBrainzId(FFProbeHelpers.GetDictionaryValue(tags, "MusicBrainz Artist Id"));
 | 
						|
            if (mb == null) mb = GetMultipleMusicBrainzId(FFProbeHelpers.GetDictionaryValue(tags, "MUSICBRAINZ_ARTISTID"));
 | 
						|
            audio.SetProviderId(MetadataProviders.MusicBrainzArtist, mb);
 | 
						|
 | 
						|
            mb = GetMultipleMusicBrainzId(FFProbeHelpers.GetDictionaryValue(tags, "MusicBrainz Album Id"));
 | 
						|
            if (mb == null) mb = GetMultipleMusicBrainzId(FFProbeHelpers.GetDictionaryValue(tags, "MUSICBRAINZ_ALBUMID"));
 | 
						|
            audio.SetProviderId(MetadataProviders.MusicBrainzAlbum, mb);
 | 
						|
 | 
						|
            mb = GetMultipleMusicBrainzId(FFProbeHelpers.GetDictionaryValue(tags, "MusicBrainz Release Group Id"));
 | 
						|
            if (mb == null) mb = GetMultipleMusicBrainzId(FFProbeHelpers.GetDictionaryValue(tags, "MUSICBRAINZ_RELEASEGROUPID"));
 | 
						|
            audio.SetProviderId(MetadataProviders.MusicBrainzReleaseGroup, mb);
 | 
						|
 | 
						|
            mb = GetMultipleMusicBrainzId(FFProbeHelpers.GetDictionaryValue(tags, "MusicBrainz Release Track Id"));
 | 
						|
            if (mb == null) mb = GetMultipleMusicBrainzId(FFProbeHelpers.GetDictionaryValue(tags, "MUSICBRAINZ_RELEASETRACKID"));
 | 
						|
            audio.SetProviderId(MetadataProviders.MusicBrainzTrack, mb);
 | 
						|
        }
 | 
						|
 | 
						|
        private string GetMultipleMusicBrainzId(string value)
 | 
						|
        {
 | 
						|
            if (string.IsNullOrWhiteSpace(value))
 | 
						|
            {
 | 
						|
                return null;
 | 
						|
            }
 | 
						|
 | 
						|
            return value.Split(new[] { '/' }, StringSplitOptions.RemoveEmptyEntries)
 | 
						|
                .Select(i => i.Trim())
 | 
						|
                .FirstOrDefault(i => !string.IsNullOrWhiteSpace(i));
 | 
						|
        }
 | 
						|
 | 
						|
        private readonly char[] _nameDelimiters = { '/', '|', ';', '\\' };
 | 
						|
 | 
						|
        /// <summary>
 | 
						|
        /// Splits the specified val.
 | 
						|
        /// </summary>
 | 
						|
        /// <param name="val">The val.</param>
 | 
						|
        /// <param name="allowCommaDelimiter">if set to <c>true</c> [allow comma delimiter].</param>
 | 
						|
        /// <returns>System.String[][].</returns>
 | 
						|
        private IEnumerable<string> Split(string val, bool allowCommaDelimiter)
 | 
						|
        {
 | 
						|
            // Only use the comma as a delimeter if there are no slashes or pipes.
 | 
						|
            // We want to be careful not to split names that have commas in them
 | 
						|
            var delimeter = !allowCommaDelimiter || _nameDelimiters.Any(i => val.IndexOf(i) != -1) ?
 | 
						|
                _nameDelimiters :
 | 
						|
                new[] { ',' };
 | 
						|
 | 
						|
            return val.Split(delimeter, StringSplitOptions.RemoveEmptyEntries)
 | 
						|
                .Where(i => !string.IsNullOrWhiteSpace(i))
 | 
						|
                .Select(i => i.Trim());
 | 
						|
        }
 | 
						|
 | 
						|
        private const string ArtistReplaceValue = " | ";
 | 
						|
 | 
						|
        private IEnumerable<string> SplitArtists(string val, char[] delimiters, bool splitFeaturing)
 | 
						|
        {
 | 
						|
            if (splitFeaturing)
 | 
						|
            {
 | 
						|
                val = val.Replace(" featuring ", ArtistReplaceValue, StringComparison.OrdinalIgnoreCase)
 | 
						|
                    .Replace(" feat. ", ArtistReplaceValue, StringComparison.OrdinalIgnoreCase);
 | 
						|
            }
 | 
						|
 | 
						|
            var artistsFound = new List<string>();
 | 
						|
 | 
						|
            foreach (var whitelistArtist in GetSplitWhitelist())
 | 
						|
            {
 | 
						|
                var originalVal = val;
 | 
						|
                val = val.Replace(whitelistArtist, "|", StringComparison.OrdinalIgnoreCase);
 | 
						|
 | 
						|
                if (!string.Equals(originalVal, val, StringComparison.OrdinalIgnoreCase))
 | 
						|
                {
 | 
						|
                    artistsFound.Add(whitelistArtist);
 | 
						|
                }
 | 
						|
            }
 | 
						|
 | 
						|
            var artists = val.Split(delimiters, StringSplitOptions.RemoveEmptyEntries)
 | 
						|
                .Where(i => !string.IsNullOrWhiteSpace(i))
 | 
						|
                .Select(i => i.Trim());
 | 
						|
 | 
						|
            artistsFound.AddRange(artists);
 | 
						|
            return artistsFound;
 | 
						|
        }
 | 
						|
 | 
						|
 | 
						|
        private List<string> _splitWhiteList = null;
 | 
						|
 | 
						|
        private IEnumerable<string> GetSplitWhitelist()
 | 
						|
        {
 | 
						|
            if (_splitWhiteList == null)
 | 
						|
            {
 | 
						|
                _splitWhiteList = new List<string>
 | 
						|
                        {
 | 
						|
                            "AC/DC"
 | 
						|
                        };
 | 
						|
            }
 | 
						|
 | 
						|
            return _splitWhiteList;
 | 
						|
        }
 | 
						|
 | 
						|
        /// <summary>
 | 
						|
        /// Gets the studios from the tags collection
 | 
						|
        /// </summary>
 | 
						|
        /// <param name="info">The info.</param>
 | 
						|
        /// <param name="tags">The tags.</param>
 | 
						|
        /// <param name="tagName">Name of the tag.</param>
 | 
						|
        private void FetchStudios(MediaInfo info, Dictionary<string, string> tags, string tagName)
 | 
						|
        {
 | 
						|
            var val = FFProbeHelpers.GetDictionaryValue(tags, tagName);
 | 
						|
 | 
						|
            if (!string.IsNullOrEmpty(val))
 | 
						|
            {
 | 
						|
                var studios = Split(val, true);
 | 
						|
                var studioList = new List<string>();
 | 
						|
 | 
						|
                foreach (var studio in studios)
 | 
						|
                {
 | 
						|
                    // Sometimes the artist name is listed here, account for that
 | 
						|
                    if (info.Artists.Contains(studio, StringComparer.OrdinalIgnoreCase))
 | 
						|
                    {
 | 
						|
                        continue;
 | 
						|
                    }
 | 
						|
                    if (info.AlbumArtists.Contains(studio, StringComparer.OrdinalIgnoreCase))
 | 
						|
                    {
 | 
						|
                        continue;
 | 
						|
                    }
 | 
						|
 | 
						|
                    studioList.Add(studio);
 | 
						|
                }
 | 
						|
 | 
						|
                info.Studios = studioList
 | 
						|
                    .Where(i => !string.IsNullOrWhiteSpace(i))
 | 
						|
                    .Distinct(StringComparer.OrdinalIgnoreCase)
 | 
						|
                    .ToArray();
 | 
						|
            }
 | 
						|
        }
 | 
						|
 | 
						|
        /// <summary>
 | 
						|
        /// Gets the genres from the tags collection
 | 
						|
        /// </summary>
 | 
						|
        /// <param name="info">The information.</param>
 | 
						|
        /// <param name="tags">The tags.</param>
 | 
						|
        private void FetchGenres(MediaInfo info, Dictionary<string, string> tags)
 | 
						|
        {
 | 
						|
            var val = FFProbeHelpers.GetDictionaryValue(tags, "genre");
 | 
						|
 | 
						|
            if (!string.IsNullOrEmpty(val))
 | 
						|
            {
 | 
						|
                var genres = new List<string>(info.Genres);
 | 
						|
                foreach (var genre in Split(val, true))
 | 
						|
                {
 | 
						|
                    genres.Add(genre);
 | 
						|
                }
 | 
						|
 | 
						|
                info.Genres = genres
 | 
						|
                    .Where(i => !string.IsNullOrWhiteSpace(i))
 | 
						|
                    .Distinct(StringComparer.OrdinalIgnoreCase)
 | 
						|
                    .ToArray();
 | 
						|
            }
 | 
						|
        }
 | 
						|
 | 
						|
        /// <summary>
 | 
						|
        /// Gets the disc number, which is sometimes can be in the form of '1', or '1/3'
 | 
						|
        /// </summary>
 | 
						|
        /// <param name="tags">The tags.</param>
 | 
						|
        /// <param name="tagName">Name of the tag.</param>
 | 
						|
        /// <returns>System.Nullable{System.Int32}.</returns>
 | 
						|
        private int? GetDictionaryDiscValue(Dictionary<string, string> tags, string tagName)
 | 
						|
        {
 | 
						|
            var disc = FFProbeHelpers.GetDictionaryValue(tags, tagName);
 | 
						|
 | 
						|
            if (!string.IsNullOrEmpty(disc))
 | 
						|
            {
 | 
						|
                disc = disc.Split('/')[0];
 | 
						|
 | 
						|
                if (int.TryParse(disc, out var num))
 | 
						|
                {
 | 
						|
                    return num;
 | 
						|
                }
 | 
						|
            }
 | 
						|
 | 
						|
            return null;
 | 
						|
        }
 | 
						|
 | 
						|
        private ChapterInfo GetChapterInfo(MediaChapter chapter)
 | 
						|
        {
 | 
						|
            var info = new ChapterInfo();
 | 
						|
 | 
						|
            if (chapter.Tags != null)
 | 
						|
            {
 | 
						|
                if (chapter.Tags.TryGetValue("title", out string name))
 | 
						|
                {
 | 
						|
                    info.Name = name;
 | 
						|
                }
 | 
						|
            }
 | 
						|
 | 
						|
            // Limit accuracy to milliseconds to match xml saving
 | 
						|
            var secondsString = chapter.StartTime;
 | 
						|
 | 
						|
            if (double.TryParse(secondsString, NumberStyles.Any, CultureInfo.InvariantCulture, out var seconds))
 | 
						|
            {
 | 
						|
                var ms = Math.Round(TimeSpan.FromSeconds(seconds).TotalMilliseconds);
 | 
						|
                info.StartPositionTicks = TimeSpan.FromMilliseconds(ms).Ticks;
 | 
						|
            }
 | 
						|
 | 
						|
            return info;
 | 
						|
        }
 | 
						|
 | 
						|
        private const int MaxSubtitleDescriptionExtractionLength = 100; // When extracting subtitles, the maximum length to consider (to avoid invalid filenames)
 | 
						|
 | 
						|
        private void FetchWtvInfo(MediaInfo video, InternalMediaInfoResult data)
 | 
						|
        {
 | 
						|
            if (data.Format == null || data.Format.Tags == null)
 | 
						|
            {
 | 
						|
                return;
 | 
						|
            }
 | 
						|
 | 
						|
            var genres = FFProbeHelpers.GetDictionaryValue(data.Format.Tags, "WM/Genre");
 | 
						|
 | 
						|
            if (!string.IsNullOrWhiteSpace(genres))
 | 
						|
            {
 | 
						|
                var genreList = genres.Split(new[] { ';', '/', ',' }, StringSplitOptions.RemoveEmptyEntries)
 | 
						|
                    .Where(i => !string.IsNullOrWhiteSpace(i))
 | 
						|
                    .Select(i => i.Trim())
 | 
						|
                    .ToList();
 | 
						|
 | 
						|
                // If this is empty then don't overwrite genres that might have been fetched earlier
 | 
						|
                if (genreList.Count > 0)
 | 
						|
                {
 | 
						|
                    video.Genres = genreList.ToArray();
 | 
						|
                }
 | 
						|
            }
 | 
						|
 | 
						|
            var officialRating = FFProbeHelpers.GetDictionaryValue(data.Format.Tags, "WM/ParentalRating");
 | 
						|
 | 
						|
            if (!string.IsNullOrWhiteSpace(officialRating))
 | 
						|
            {
 | 
						|
                video.OfficialRating = officialRating;
 | 
						|
            }
 | 
						|
 | 
						|
            var people = FFProbeHelpers.GetDictionaryValue(data.Format.Tags, "WM/MediaCredits");
 | 
						|
 | 
						|
            if (!string.IsNullOrEmpty(people))
 | 
						|
            {
 | 
						|
                video.People = people.Split(new[] { ';', '/' }, StringSplitOptions.RemoveEmptyEntries)
 | 
						|
                    .Where(i => !string.IsNullOrWhiteSpace(i))
 | 
						|
                    .Select(i => new BaseItemPerson { Name = i.Trim(), Type = PersonType.Actor })
 | 
						|
                    .ToArray();
 | 
						|
            }
 | 
						|
 | 
						|
            var year = FFProbeHelpers.GetDictionaryValue(data.Format.Tags, "WM/OriginalReleaseTime");
 | 
						|
            if (!string.IsNullOrWhiteSpace(year))
 | 
						|
            {
 | 
						|
                if (int.TryParse(year, NumberStyles.Integer, _usCulture, out var val))
 | 
						|
                {
 | 
						|
                    video.ProductionYear = val;
 | 
						|
                }
 | 
						|
            }
 | 
						|
 | 
						|
            var premiereDateString = FFProbeHelpers.GetDictionaryValue(data.Format.Tags, "WM/MediaOriginalBroadcastDateTime");
 | 
						|
            if (!string.IsNullOrWhiteSpace(premiereDateString))
 | 
						|
            {
 | 
						|
                // Credit to MCEBuddy: https://mcebuddy2x.codeplex.com/
 | 
						|
                // DateTime is reported along with timezone info (typically Z i.e. UTC hence assume None)
 | 
						|
                if (DateTime.TryParse(year, null, DateTimeStyles.None, out var val))
 | 
						|
                {
 | 
						|
                    video.PremiereDate = val.ToUniversalTime();
 | 
						|
                }
 | 
						|
            }
 | 
						|
 | 
						|
            var description = FFProbeHelpers.GetDictionaryValue(data.Format.Tags, "WM/SubTitleDescription");
 | 
						|
 | 
						|
            var subTitle = FFProbeHelpers.GetDictionaryValue(data.Format.Tags, "WM/SubTitle");
 | 
						|
 | 
						|
            // For below code, credit to MCEBuddy: https://mcebuddy2x.codeplex.com/
 | 
						|
 | 
						|
            // Sometimes for TV Shows the Subtitle field is empty and the subtitle description contains the subtitle, extract if possible. See ticket https://mcebuddy2x.codeplex.com/workitem/1910
 | 
						|
            // The format is -> EPISODE/TOTAL_EPISODES_IN_SEASON. SUBTITLE: DESCRIPTION
 | 
						|
            // OR -> COMMENT. SUBTITLE: DESCRIPTION
 | 
						|
            // e.g. -> 4/13. The Doctor's Wife: Science fiction drama. When he follows a Time Lord distress signal, the Doctor puts Amy, Rory and his beloved TARDIS in grave danger. Also in HD. [AD,S]
 | 
						|
            // e.g. -> CBeebies Bedtime Hour. The Mystery: Animated adventures of two friends who live on an island in the middle of the big city. Some of Abney and Teal's favourite objects are missing. [S]
 | 
						|
            if (string.IsNullOrWhiteSpace(subTitle) && !string.IsNullOrWhiteSpace(description) && description.Substring(0, Math.Min(description.Length, MaxSubtitleDescriptionExtractionLength)).Contains(":")) // Check within the Subtitle size limit, otherwise from description it can get too long creating an invalid filename
 | 
						|
            {
 | 
						|
                string[] parts = description.Split(':');
 | 
						|
                if (parts.Length > 0)
 | 
						|
                {
 | 
						|
                    string subtitle = parts[0];
 | 
						|
                    try
 | 
						|
                    {
 | 
						|
                        if (subtitle.Contains("/")) // It contains a episode number and season number
 | 
						|
                        {
 | 
						|
                            string[] numbers = subtitle.Split(' ');
 | 
						|
                            video.IndexNumber = int.Parse(numbers[0].Replace(".", "").Split('/')[0]);
 | 
						|
                            int totalEpisodesInSeason = int.Parse(numbers[0].Replace(".", "").Split('/')[1]);
 | 
						|
 | 
						|
                            description = string.Join(" ", numbers, 1, numbers.Length - 1).Trim(); // Skip the first, concatenate the rest, clean up spaces and save it
 | 
						|
                        }
 | 
						|
                        else
 | 
						|
                            throw new Exception(); // Switch to default parsing
 | 
						|
                    }
 | 
						|
                    catch // Default parsing
 | 
						|
                    {
 | 
						|
                        if (subtitle.Contains(".")) // skip the comment, keep the subtitle
 | 
						|
                            description = string.Join(".", subtitle.Split('.'), 1, subtitle.Split('.').Length - 1).Trim(); // skip the first
 | 
						|
                        else
 | 
						|
                            description = subtitle.Trim(); // Clean up whitespaces and save it
 | 
						|
                    }
 | 
						|
                }
 | 
						|
            }
 | 
						|
 | 
						|
            if (!string.IsNullOrWhiteSpace(description))
 | 
						|
            {
 | 
						|
                video.Overview = description;
 | 
						|
            }
 | 
						|
        }
 | 
						|
 | 
						|
        private void ExtractTimestamp(MediaInfo video)
 | 
						|
        {
 | 
						|
            if (video.VideoType == VideoType.VideoFile)
 | 
						|
            {
 | 
						|
                if (string.Equals(video.Container, "mpeg2ts", StringComparison.OrdinalIgnoreCase) ||
 | 
						|
                    string.Equals(video.Container, "m2ts", StringComparison.OrdinalIgnoreCase) ||
 | 
						|
                    string.Equals(video.Container, "ts", StringComparison.OrdinalIgnoreCase))
 | 
						|
                {
 | 
						|
                    try
 | 
						|
                    {
 | 
						|
                        video.Timestamp = GetMpegTimestamp(video.Path);
 | 
						|
 | 
						|
                        _logger.LogDebug("Video has {Timestamp} timestamp", video.Timestamp);
 | 
						|
                    }
 | 
						|
                    catch (Exception ex)
 | 
						|
                    {
 | 
						|
                        _logger.LogError(ex, "Error extracting timestamp info from {Path}", video.Path);
 | 
						|
                        video.Timestamp = null;
 | 
						|
                    }
 | 
						|
                }
 | 
						|
            }
 | 
						|
        }
 | 
						|
 | 
						|
        // REVIEW: find out why the byte array needs to be 197 bytes long and comment the reason
 | 
						|
        private TransportStreamTimestamp GetMpegTimestamp(string path)
 | 
						|
        {
 | 
						|
            var packetBuffer = new byte[197];
 | 
						|
 | 
						|
            using (var fs = new FileStream(path, FileMode.Open, FileAccess.Read, FileShare.Read))
 | 
						|
            {
 | 
						|
                fs.Read(packetBuffer);
 | 
						|
            }
 | 
						|
 | 
						|
            if (packetBuffer[0] == 71)
 | 
						|
            {
 | 
						|
                return TransportStreamTimestamp.None;
 | 
						|
            }
 | 
						|
 | 
						|
            if ((packetBuffer[4] == 71) && (packetBuffer[196] == 71))
 | 
						|
            {
 | 
						|
                if ((packetBuffer[0] == 0) && (packetBuffer[1] == 0) && (packetBuffer[2] == 0) && (packetBuffer[3] == 0))
 | 
						|
                {
 | 
						|
                    return TransportStreamTimestamp.Zero;
 | 
						|
                }
 | 
						|
 | 
						|
                return TransportStreamTimestamp.Valid;
 | 
						|
            }
 | 
						|
 | 
						|
            return TransportStreamTimestamp.None;
 | 
						|
        }
 | 
						|
    }
 | 
						|
}
 |