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Merge pull request #2 from pavel-belenko/feature/netflix-glyph-check
Feature / Netflix glyph check
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,12 @@ | ||
| using System; | ||
| using System.Collections.Generic; | ||
| using System.Linq; | ||
| using System.Text; | ||
|
|
||
| namespace Nikse.SubtitleEdit.Core.NetflixQualityCheck | ||
| { | ||
| public interface INetflixQualityChecker | ||
| { | ||
| void Check(Subtitle subtitle, NetflixQualityReportBuilder report); | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,60 @@ | ||
| using System; | ||
| using System.Collections.Generic; | ||
| using System.IO; | ||
| using System.Linq; | ||
| using System.Text; | ||
|
|
||
| namespace Nikse.SubtitleEdit.Core.NetflixQualityCheck | ||
| { | ||
| public class NetflixGlyphChecker : INetflixQualityChecker | ||
| { | ||
| private static int[] LoadNetflixGlyphs() | ||
| { | ||
| int[] glyphs; | ||
|
|
||
| using (MemoryStream ms = new MemoryStream(Properties.Resources.NetflixAllowedGlyphs)) | ||
| { | ||
| using (BinaryReader br = new BinaryReader(ms)) | ||
| { | ||
| const int codepointSize = 4; | ||
| long n = ms.Length / codepointSize; | ||
| glyphs = new int[n]; | ||
|
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||
| for (int i = 0; i < n; i++) | ||
| { | ||
| glyphs[i] = br.ReadInt32(); | ||
| } | ||
| } | ||
| } | ||
|
|
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| return glyphs; | ||
| } | ||
|
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| public void Check(Subtitle subtitle, NetflixQualityReportBuilder report) | ||
| { | ||
| // Load allowed glyphs | ||
| int[] allowedGlyphsArr = LoadNetflixGlyphs(); | ||
| HashSet<int> allowedGlyphsSet = new HashSet<int>(allowedGlyphsArr); | ||
|
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||
| foreach (Paragraph paragraph in subtitle.Paragraphs) | ||
| { | ||
| for (int pos = 0, actualPos = 0; pos < paragraph.Text.Length; | ||
| pos += char.IsSurrogatePair(paragraph.Text, pos) ? 2 : 1, actualPos++) | ||
| { | ||
| int curCodepoint = char.ConvertToUtf32(paragraph.Text, pos); | ||
|
|
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| if (!allowedGlyphsSet.Contains(curCodepoint)) | ||
| { | ||
| string timecode = paragraph.StartTime.ToHHMMSSFF(); | ||
| string context = NetflixQualityReportBuilder.StringContext(paragraph.Text, pos, 6); | ||
| string comment = string.Format(Configuration.Settings.Language.NetflixQualityCheck.GlyphCheckReport, | ||
| string.Format("U+{0:X}", curCodepoint), actualPos); | ||
|
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| report.AddRecord(timecode, context, comment); | ||
| } | ||
| } | ||
| } | ||
| } | ||
|
|
||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,75 @@ | ||
| using System; | ||
| using System.Collections.Generic; | ||
| using System.Linq; | ||
| using System.Text; | ||
|
|
||
| namespace Nikse.SubtitleEdit.Core.NetflixQualityCheck | ||
| { | ||
| public class NetflixQualityReportBuilder | ||
| { | ||
| public class Record | ||
| { | ||
| public string Timecode { get; set; } | ||
| public string Context { get; set; } | ||
| public string Comment { get; set; } | ||
|
|
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| public Record(string timecode, string context, string comment) | ||
| { | ||
| Timecode = timecode; | ||
| Context = context; | ||
| Comment = comment; | ||
| } | ||
|
|
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| public string ToCSVRow() | ||
| { | ||
| string safeContext = Context; | ||
| safeContext = safeContext.Replace("\"", "\"\""); | ||
| safeContext = safeContext.Replace("\r\n", "\n"); | ||
| safeContext = safeContext.Replace("\n", "\\n"); | ||
| safeContext = string.Format("\"{0}\"", safeContext); | ||
|
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| return string.Format("{0},{1},{2}", Timecode, safeContext, Comment); | ||
| } | ||
| } | ||
|
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| public List<Record> Records { get; private set; } | ||
|
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| public NetflixQualityReportBuilder() | ||
| { | ||
| Records = new List<Record>(); | ||
| } | ||
|
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| public void AddRecord(string timecod, string context, string comment) | ||
| { | ||
| Records.Add(new Record(timecod, context, comment)); | ||
| } | ||
|
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| public string ExportCSV() | ||
| { | ||
| StringBuilder csvBuilder = new StringBuilder(); | ||
|
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| // Header | ||
| csvBuilder.AppendLine("Timecode,Context,Comment"); | ||
|
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| // Rows | ||
| Records.ForEach(r => csvBuilder.AppendLine(r.ToCSVRow())); | ||
|
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| return csvBuilder.ToString(); | ||
| } | ||
|
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| public bool IsEmpty { | ||
| get | ||
| { | ||
| return Records.Count == 0; | ||
| } | ||
| } | ||
|
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| public static string StringContext(string str, int pos, int radius) | ||
| { | ||
| int beginPos = Math.Max(0, pos - radius); | ||
| int endPos = Math.Min(str.Length, pos + radius); | ||
| int length = endPos - beginPos; | ||
| return str.Substring(beginPos, length); | ||
| } | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,26 @@ | ||
| using System; | ||
| using System.Collections.Generic; | ||
| using System.Linq; | ||
| using System.Text; | ||
| using System.Text.RegularExpressions; | ||
|
|
||
| namespace Nikse.SubtitleEdit.Core.NetflixQualityCheck | ||
| { | ||
| public class NetflixWhiteSpaceChecker : INetflixQualityChecker | ||
| { | ||
| public void Check(Subtitle subtitle, NetflixQualityReportBuilder report) | ||
| { | ||
| foreach (Paragraph p in subtitle.Paragraphs) | ||
| { | ||
| foreach (Match m in Regex.Matches(p.Text, "([ ]{2,}|(\n|\r\n){2,})")) | ||
| { | ||
| string timecode = p.StartTime.ToHHMMSSFF(); | ||
| string context = NetflixQualityReportBuilder.StringContext(p.Text, m.Index, 6); | ||
| string comment = string.Format(Configuration.Settings.Language.NetflixQualityCheck.WhiteSpaceCheckReport, m.Index); | ||
|
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| report.AddRecord(timecode, context, comment); | ||
| } | ||
| } | ||
| } | ||
| } | ||
| } |
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