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720 lines
27 KiB
720 lines
27 KiB
using System;
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using System.IO;
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using System.Linq;
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using System.Text.RegularExpressions;
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using NLog;
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using NzbDrone.Common.Extensions;
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using NzbDrone.Common.Instrumentation;
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using NzbDrone.Core.MediaFiles;
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using NzbDrone.Core.Qualities;
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namespace NzbDrone.Core.Parser
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{
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public class QualityParser
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{
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private static readonly Logger Logger = NzbDroneLogger.GetLogger(typeof(QualityParser));
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private static readonly Regex SourceRegex = new (@"\b(?:
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(?<bluray>BluRay|Blu-Ray|HD-?DVD|BDMux|BD(?!$))|
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(?<webdl>WEB[-_. ]DL(?:mux)?|WEBDL|AmazonHD|AmazonSD|iTunesHD|MaxdomeHD|NetflixU?HD|WebHD|HBOMaxHD|DisneyHD|[. ]WEB[. ](?:[xh][ .]?26[45]|DDP?5[. ]1)|[. ](?-i:WEB)$|(?:720|1080|2160)p[-. ]WEB[-. ]|[-. ]WEB[-. ](?:720|1080|2160)p|\b\s\/\sWEB\s\/\s\b|(?:AMZN|NF|DP)[. -]WEB[. -](?!Rip))|
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(?<webrip>WebRip|Web-Rip|WEBMux)|
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(?<hdtv>HDTV)|
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(?<bdrip>BDRip|BDLight)|
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(?<brrip>BRRip)|
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(?<dvd>DVD|DVDRip|NTSC|PAL|xvidvd)|
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(?<dsr>WS[-_. ]DSR|DSR)|
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(?<pdtv>PDTV)|
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(?<sdtv>SDTV)|
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(?<tvrip>TVRip)
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)(?:\b|$|[ .])",
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RegexOptions.Compiled | RegexOptions.IgnoreCase | RegexOptions.IgnorePatternWhitespace);
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private static readonly Regex RawHDRegex = new (@"\b(?<rawhd>RawHD|Raw[-_. ]HD)\b",
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RegexOptions.Compiled | RegexOptions.IgnoreCase);
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private static readonly Regex MPEG2Regex = new (@"\b(?<mpeg2>MPEG[-_. ]?2)\b");
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private static readonly Regex ProperRegex = new (@"\b(?<proper>proper)\b",
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RegexOptions.Compiled | RegexOptions.IgnoreCase);
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private static readonly Regex RepackRegex = new (@"\b(?<repack>repack\d?|rerip\d?)\b",
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RegexOptions.Compiled | RegexOptions.IgnoreCase);
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private static readonly Regex VersionRegex = new (@"\d[-._ ]?v(?<version>\d)[-._ ]|\[v(?<version>\d)\]|repack(?<version>\d)|rerip(?<version>\d)",
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RegexOptions.Compiled | RegexOptions.IgnoreCase);
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private static readonly Regex RealRegex = new (@"\b(?<real>REAL)\b",
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RegexOptions.Compiled);
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private static readonly Regex ResolutionRegex = new (@"\b(?:(?<R360p>360p)|(?<R480p>480p|480i|640x480|848x480)|(?<R540p>540p)|(?<R576p>576p)|(?<R720p>720p|1280x720|960p)|(?<R1080p>1080p|1920x1080|1440p|FHD|1080i|4kto1080p)|(?<R2160p>2160p|3840x2160|4k[-_. ](?:UHD|HEVC|BD|H265)|(?:UHD|HEVC|BD|H265)[-_. ]4k))\b",
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RegexOptions.Compiled | RegexOptions.IgnoreCase);
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// Handle cases where no resolution is in the release name (assume if UHD then 4k) or resolution is non-standard
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private static readonly Regex AlternativeResolutionRegex = new (@"\b(?<R2160p>UHD)\b|(?<R2160p>\[4K\])",
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RegexOptions.Compiled | RegexOptions.IgnoreCase);
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private static readonly Regex CodecRegex = new (@"\b(?:(?<x264>x264)|(?<h264>h264)|(?<xvidhd>XvidHD)|(?<xvid>Xvid)|(?<divx>divx))\b",
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RegexOptions.Compiled | RegexOptions.IgnoreCase);
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private static readonly Regex OtherSourceRegex = new (@"(?<hdtv>HD[-_. ]TV)|(?<sdtv>SD[-_. ]TV)", RegexOptions.Compiled | RegexOptions.IgnoreCase);
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private static readonly Regex AnimeBlurayRegex = new (@"bd(?:720|1080|2160)|(?<=[-_. (\[])bd(?=[-_. )\]])", RegexOptions.Compiled | RegexOptions.IgnoreCase);
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private static readonly Regex AnimeWebDlRegex = new (@"\[WEB\]|[\[\(]WEB[ .]", RegexOptions.Compiled | RegexOptions.IgnoreCase);
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private static readonly Regex HighDefPdtvRegex = new (@"hr[-_. ]ws", RegexOptions.Compiled | RegexOptions.IgnoreCase);
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private static readonly Regex RemuxRegex = new (@"(?:[_. ]|\d{4}p-)(?<remux>(?:(BD|UHD)[-_. ]?)?Remux)\b|(?<remux>(?:(BD|UHD)[-_. ]?)?Remux[_. ]\d{4}p)", RegexOptions.Compiled | RegexOptions.IgnoreCase);
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public static QualityModel ParseQuality(string name)
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{
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Logger.Debug("Trying to parse quality for '{0}'", name);
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if (name.IsNullOrWhiteSpace())
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{
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return new QualityModel { Quality = Quality.Unknown };
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}
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name = name.Trim();
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var result = ParseQualityName(name);
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// Based on extension
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if (result.Quality == Quality.Unknown && !name.ContainsInvalidPathChars())
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{
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try
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{
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result.Quality = MediaFileExtensions.GetQualityForExtension(Path.GetExtension(name));
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result.SourceDetectionSource = QualityDetectionSource.Extension;
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result.ResolutionDetectionSource = QualityDetectionSource.Extension;
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}
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catch (ArgumentException)
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{
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// Swallow exception for cases where string contains illegal
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// path characters.
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}
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}
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return result;
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}
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public static QualityModel ParseQualityName(string name)
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{
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var normalizedName = name.Replace('_', ' ').Trim();
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var result = ParseQualityModifiers(name, normalizedName);
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if (RawHDRegex.IsMatch(normalizedName))
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{
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result.SourceDetectionSource = QualityDetectionSource.Name;
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result.ResolutionDetectionSource = QualityDetectionSource.Name;
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result.Quality = Quality.RAWHD;
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return result;
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}
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var sourceMatches = SourceRegex.Matches(normalizedName);
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var sourceMatch = sourceMatches.OfType<Match>().LastOrDefault();
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var resolution = ParseResolution(normalizedName);
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var codecRegex = CodecRegex.Match(normalizedName);
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var remuxMatch = RemuxRegex.IsMatch(normalizedName);
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if (resolution != Resolution.Unknown)
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{
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result.ResolutionDetectionSource = QualityDetectionSource.Name;
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}
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if (sourceMatch != null && sourceMatch.Success)
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{
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result.SourceDetectionSource = QualityDetectionSource.Name;
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if (sourceMatch.Groups["bluray"].Success)
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{
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if (codecRegex.Groups["xvid"].Success || codecRegex.Groups["divx"].Success)
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{
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result.Quality = Quality.Bluray480p;
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return result;
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}
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if (resolution == Resolution.R2160p)
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{
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result.Quality = remuxMatch ? Quality.Bluray2160pRemux : Quality.Bluray2160p;
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return result;
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}
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if (resolution == Resolution.R1080p)
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{
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result.Quality = remuxMatch ? Quality.Bluray1080pRemux : Quality.Bluray1080p;
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return result;
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}
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if (resolution == Resolution.R360P || resolution == Resolution.R480P ||
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resolution == Resolution.R540p || resolution == Resolution.R576p)
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{
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result.Quality = Quality.Bluray480p;
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return result;
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}
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// Treat a remux without a source as 1080p, not 720p.
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// 720p remux should fallback as 720p BluRay
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if (remuxMatch && resolution != Resolution.R720p)
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{
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result.Quality = Quality.Bluray1080pRemux;
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return result;
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}
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result.Quality = Quality.Bluray720p;
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return result;
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}
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if (sourceMatch.Groups["webdl"].Success)
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{
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if (resolution == Resolution.R2160p)
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{
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result.Quality = Quality.WEBDL2160p;
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return result;
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}
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if (resolution == Resolution.R1080p)
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{
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result.Quality = Quality.WEBDL1080p;
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return result;
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}
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if (resolution == Resolution.R720p)
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{
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result.Quality = Quality.WEBDL720p;
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return result;
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}
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if (name.Contains("[WEBDL]"))
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{
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result.Quality = Quality.WEBDL720p;
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return result;
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}
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result.Quality = Quality.WEBDL480p;
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return result;
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}
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if (sourceMatch.Groups["webrip"].Success)
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{
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if (resolution == Resolution.R2160p)
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{
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result.Quality = Quality.WEBRip2160p;
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return result;
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}
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if (resolution == Resolution.R1080p)
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{
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result.Quality = Quality.WEBRip1080p;
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return result;
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}
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if (resolution == Resolution.R720p)
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{
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result.Quality = Quality.WEBRip720p;
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return result;
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}
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result.Quality = Quality.WEBRip480p;
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return result;
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}
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if (sourceMatch.Groups["hdtv"].Success)
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{
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if (MPEG2Regex.IsMatch(normalizedName))
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{
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result.Quality = Quality.RAWHD;
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return result;
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}
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if (resolution == Resolution.R2160p)
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{
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result.Quality = Quality.HDTV2160p;
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return result;
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}
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if (resolution == Resolution.R1080p)
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{
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result.Quality = Quality.HDTV1080p;
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return result;
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}
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if (resolution == Resolution.R720p)
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{
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result.Quality = Quality.HDTV720p;
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return result;
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}
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if (name.Contains("[HDTV]"))
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{
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result.Quality = Quality.HDTV720p;
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return result;
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}
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result.Quality = Quality.SDTV;
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return result;
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}
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if (sourceMatch.Groups["bdrip"].Success ||
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sourceMatch.Groups["brrip"].Success)
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{
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switch (resolution)
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{
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case Resolution.R720p:
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result.Quality = Quality.Bluray720p;
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return result;
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case Resolution.R1080p:
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result.Quality = Quality.Bluray1080p;
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return result;
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case Resolution.R2160p:
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result.Quality = Quality.Bluray2160p;
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return result;
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default:
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result.Quality = Quality.Bluray480p;
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return result;
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}
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}
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if (sourceMatch.Groups["dvd"].Success)
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{
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result.Quality = Quality.DVD;
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return result;
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}
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if (sourceMatch.Groups["pdtv"].Success ||
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sourceMatch.Groups["sdtv"].Success ||
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sourceMatch.Groups["dsr"].Success ||
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sourceMatch.Groups["tvrip"].Success)
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{
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if (resolution == Resolution.R1080p || normalizedName.ContainsIgnoreCase("1080p"))
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{
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result.Quality = Quality.HDTV1080p;
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return result;
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}
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if (resolution == Resolution.R720p || normalizedName.ContainsIgnoreCase("720p"))
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{
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result.Quality = Quality.HDTV720p;
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return result;
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}
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if (HighDefPdtvRegex.IsMatch(normalizedName))
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{
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result.ResolutionDetectionSource = QualityDetectionSource.Name;
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result.Quality = Quality.HDTV720p;
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return result;
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}
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result.Quality = Quality.SDTV;
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return result;
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}
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}
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if (sourceMatch == null && remuxMatch && resolution != Resolution.Unknown)
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{
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result.SourceDetectionSource = QualityDetectionSource.Unknown;
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if (resolution == Resolution.R480P)
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{
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result.Quality = Quality.Bluray480p;
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return result;
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}
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if (resolution == Resolution.R720p)
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{
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result.Quality = Quality.Bluray720p;
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return result;
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}
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if (resolution == Resolution.R2160p)
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{
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result.Quality = Quality.Bluray2160pRemux;
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return result;
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}
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if (resolution == Resolution.R1080p)
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{
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result.Quality = Quality.Bluray1080pRemux;
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return result;
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}
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}
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// Anime Bluray matching
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if (AnimeBlurayRegex.Match(normalizedName).Success)
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{
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result.SourceDetectionSource = QualityDetectionSource.Name;
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if (resolution == Resolution.R360P || resolution == Resolution.R480P ||
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resolution == Resolution.R540p || resolution == Resolution.R576p ||
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normalizedName.ContainsIgnoreCase("480p"))
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{
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result.ResolutionDetectionSource = QualityDetectionSource.Name;
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result.Quality = Quality.DVD;
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return result;
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}
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if (resolution == Resolution.R1080p || normalizedName.ContainsIgnoreCase("1080p"))
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{
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result.ResolutionDetectionSource = QualityDetectionSource.Name;
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result.Quality = remuxMatch ? Quality.Bluray1080pRemux : Quality.Bluray1080p;
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return result;
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}
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if (resolution == Resolution.R2160p || normalizedName.ContainsIgnoreCase("2160p"))
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{
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result.ResolutionDetectionSource = QualityDetectionSource.Name;
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result.Quality = remuxMatch ? Quality.Bluray2160pRemux : Quality.Bluray2160p;
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return result;
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}
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// Treat a remux without a source as 1080p, not 720p.
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// 720p remux should fallback as 720p BluRay
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if (remuxMatch && resolution != Resolution.R720p)
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{
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result.Quality = Quality.Bluray1080pRemux;
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return result;
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}
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result.Quality = Quality.Bluray720p;
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return result;
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}
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if (AnimeWebDlRegex.Match(normalizedName).Success)
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{
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result.SourceDetectionSource = QualityDetectionSource.Name;
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if (resolution == Resolution.R360P || resolution == Resolution.R480P ||
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resolution == Resolution.R540p || resolution == Resolution.R576p ||
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normalizedName.ContainsIgnoreCase("480p"))
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{
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result.ResolutionDetectionSource = QualityDetectionSource.Name;
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result.Quality = Quality.WEBDL480p;
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return result;
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}
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if (resolution == Resolution.R1080p || normalizedName.ContainsIgnoreCase("1080p"))
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{
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result.ResolutionDetectionSource = QualityDetectionSource.Name;
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result.Quality = Quality.WEBDL1080p;
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return result;
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}
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if (resolution == Resolution.R2160p || normalizedName.ContainsIgnoreCase("2160p"))
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{
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result.ResolutionDetectionSource = QualityDetectionSource.Name;
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result.Quality = Quality.WEBDL2160p;
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return result;
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}
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result.Quality = Quality.WEBDL720p;
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return result;
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}
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if (resolution != Resolution.Unknown)
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{
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var source = QualitySource.Unknown;
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if (remuxMatch)
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{
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result.SourceDetectionSource = QualityDetectionSource.Name;
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source = QualitySource.BlurayRaw;
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}
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else
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{
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try
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{
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var quality = MediaFileExtensions.GetQualityForExtension(name.GetPathExtension());
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if (quality != Quality.Unknown)
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{
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result.SourceDetectionSource = QualityDetectionSource.Extension;
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source = quality.Source;
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}
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}
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catch (ArgumentException ex)
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{
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Logger.Debug(ex, "Unable to parse quality from extension");
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}
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}
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if (resolution == Resolution.R2160p)
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{
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result.ResolutionDetectionSource = QualityDetectionSource.Name;
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result.Quality = source == QualitySource.Unknown
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? Quality.HDTV2160p
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: QualityFinder.FindBySourceAndResolution(source, 2160);
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return result;
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}
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if (resolution == Resolution.R1080p)
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{
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result.ResolutionDetectionSource = QualityDetectionSource.Name;
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result.Quality = source == QualitySource.Unknown
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? Quality.HDTV1080p
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: QualityFinder.FindBySourceAndResolution(source, 1080);
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return result;
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}
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if (resolution == Resolution.R720p)
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{
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result.ResolutionDetectionSource = QualityDetectionSource.Name;
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result.Quality = source == QualitySource.Unknown
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? Quality.HDTV720p
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: QualityFinder.FindBySourceAndResolution(source, 720);
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return result;
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}
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if (resolution == Resolution.R360P || resolution == Resolution.R480P ||
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resolution == Resolution.R540p || resolution == Resolution.R576p)
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{
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result.ResolutionDetectionSource = QualityDetectionSource.Name;
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result.Quality = source == QualitySource.Unknown
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? Quality.SDTV
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: QualityFinder.FindBySourceAndResolution(source, 480);
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return result;
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}
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}
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if (codecRegex.Groups["x264"].Success)
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{
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result.Quality = Quality.SDTV;
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return result;
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}
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if (normalizedName.Contains("848x480"))
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{
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result.ResolutionDetectionSource = QualityDetectionSource.Name;
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if (normalizedName.Contains("dvd"))
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{
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result.SourceDetectionSource = QualityDetectionSource.Name;
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result.Quality = Quality.DVD;
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}
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else if (normalizedName.ContainsIgnoreCase("bluray"))
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{
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result.SourceDetectionSource = QualityDetectionSource.Name;
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result.Quality = Quality.Bluray480p;
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}
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else
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{
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result.Quality = Quality.SDTV;
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}
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return result;
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}
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if (normalizedName.ContainsIgnoreCase("1280x720"))
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{
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result.ResolutionDetectionSource = QualityDetectionSource.Name;
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if (normalizedName.ContainsIgnoreCase("bluray"))
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{
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result.SourceDetectionSource = QualityDetectionSource.Name;
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result.Quality = Quality.Bluray720p;
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}
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else
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{
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result.Quality = Quality.HDTV720p;
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}
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return result;
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}
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|
|
|
if (normalizedName.ContainsIgnoreCase("1920x1080"))
|
|
{
|
|
result.ResolutionDetectionSource = QualityDetectionSource.Name;
|
|
|
|
if (normalizedName.ContainsIgnoreCase("bluray"))
|
|
{
|
|
result.SourceDetectionSource = QualityDetectionSource.Name;
|
|
result.Quality = Quality.Bluray1080p;
|
|
}
|
|
else
|
|
{
|
|
result.Quality = Quality.HDTV1080p;
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
if (normalizedName.ContainsIgnoreCase("bluray720p"))
|
|
{
|
|
result.SourceDetectionSource = QualityDetectionSource.Name;
|
|
result.ResolutionDetectionSource = QualityDetectionSource.Name;
|
|
result.Quality = Quality.Bluray720p;
|
|
|
|
return result;
|
|
}
|
|
|
|
if (normalizedName.ContainsIgnoreCase("bluray1080p"))
|
|
{
|
|
result.SourceDetectionSource = QualityDetectionSource.Name;
|
|
result.ResolutionDetectionSource = QualityDetectionSource.Name;
|
|
result.Quality = Quality.Bluray1080p;
|
|
|
|
return result;
|
|
}
|
|
|
|
if (normalizedName.ContainsIgnoreCase("bluray2160p"))
|
|
{
|
|
result.SourceDetectionSource = QualityDetectionSource.Name;
|
|
result.ResolutionDetectionSource = QualityDetectionSource.Name;
|
|
result.Quality = Quality.Bluray2160p;
|
|
|
|
return result;
|
|
}
|
|
|
|
var otherSourceMatch = OtherSourceMatch(normalizedName);
|
|
|
|
if (otherSourceMatch != Quality.Unknown)
|
|
{
|
|
result.SourceDetectionSource = QualityDetectionSource.Name;
|
|
result.Quality = otherSourceMatch;
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
private static Resolution ParseResolution(string name)
|
|
{
|
|
var match = ResolutionRegex.Match(name);
|
|
var alternativeMatch = AlternativeResolutionRegex.Match(name);
|
|
|
|
if (!match.Success & !alternativeMatch.Success)
|
|
{
|
|
return Resolution.Unknown;
|
|
}
|
|
|
|
if (match.Groups["R360p"].Success)
|
|
{
|
|
return Resolution.R360P;
|
|
}
|
|
|
|
if (match.Groups["R480p"].Success)
|
|
{
|
|
return Resolution.R480P;
|
|
}
|
|
|
|
if (match.Groups["R540p"].Success)
|
|
{
|
|
return Resolution.R540p;
|
|
}
|
|
|
|
if (match.Groups["R576p"].Success)
|
|
{
|
|
return Resolution.R576p;
|
|
}
|
|
|
|
if (match.Groups["R720p"].Success)
|
|
{
|
|
return Resolution.R720p;
|
|
}
|
|
|
|
if (match.Groups["R1080p"].Success)
|
|
{
|
|
return Resolution.R1080p;
|
|
}
|
|
|
|
if (match.Groups["R2160p"].Success)
|
|
{
|
|
return Resolution.R2160p;
|
|
}
|
|
|
|
if (alternativeMatch.Groups["R2160p"].Success)
|
|
{
|
|
return Resolution.R2160p;
|
|
}
|
|
|
|
return Resolution.Unknown;
|
|
}
|
|
|
|
private static Quality OtherSourceMatch(string name)
|
|
{
|
|
var match = OtherSourceRegex.Match(name);
|
|
|
|
if (!match.Success)
|
|
{
|
|
return Quality.Unknown;
|
|
}
|
|
|
|
if (match.Groups["sdtv"].Success)
|
|
{
|
|
return Quality.SDTV;
|
|
}
|
|
|
|
if (match.Groups["hdtv"].Success)
|
|
{
|
|
return Quality.HDTV720p;
|
|
}
|
|
|
|
return Quality.Unknown;
|
|
}
|
|
|
|
private static QualityModel ParseQualityModifiers(string name, string normalizedName)
|
|
{
|
|
var result = new QualityModel { Quality = Quality.Unknown };
|
|
|
|
var versionRegexResult = VersionRegex.Match(normalizedName);
|
|
|
|
if (versionRegexResult.Success)
|
|
{
|
|
result.Revision.Version = Convert.ToInt32(versionRegexResult.Groups["version"].Value);
|
|
result.RevisionDetectionSource = QualityDetectionSource.Name;
|
|
}
|
|
|
|
if (ProperRegex.IsMatch(normalizedName))
|
|
{
|
|
result.Revision.Version = versionRegexResult.Success ? Convert.ToInt32(versionRegexResult.Groups["version"].Value) + 1 : 2;
|
|
result.RevisionDetectionSource = QualityDetectionSource.Name;
|
|
}
|
|
|
|
if (RepackRegex.IsMatch(normalizedName))
|
|
{
|
|
result.Revision.Version = versionRegexResult.Success ? Convert.ToInt32(versionRegexResult.Groups["version"].Value) + 1 : 2;
|
|
result.Revision.IsRepack = true;
|
|
result.RevisionDetectionSource = QualityDetectionSource.Name;
|
|
}
|
|
|
|
// TODO: re-enable this when we have a reliable way to determine real
|
|
// TODO: Only treat it as a real if it comes AFTER the season/episode number
|
|
var realRegexResult = RealRegex.Matches(name);
|
|
|
|
if (realRegexResult.Count > 0)
|
|
{
|
|
result.Revision.Real = realRegexResult.Count;
|
|
result.RevisionDetectionSource = QualityDetectionSource.Name;
|
|
}
|
|
|
|
return result;
|
|
}
|
|
}
|
|
|
|
public enum Resolution
|
|
{
|
|
R360P = 360,
|
|
R480P = 480,
|
|
R540p = 540,
|
|
R576p = 576,
|
|
R720p = 720,
|
|
R1080p = 1080,
|
|
R2160p = 2160,
|
|
Unknown = 0
|
|
}
|
|
}
|