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Last fixes for generic json subtitle parser

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This commit is contained in:
Nikolaj Olsson 2017-02-13 18:21:07 +01:00
parent 081ab8c6b9
commit a72917b5be
1 changed files with 68 additions and 33 deletions
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101
libse/UknownFormatImporterJson.cs
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@ -25,11 +25,7 @@ namespace Nikse.SubtitleEdit.Core
foreach (string line in allText.Split('{', '}', '[', ']'))
{
count++;
string s = line.Trim();
if (s.Length > 6)
{
ReadParagraph(s, subtitle1);
}
ReadParagraph(line, subtitle1);
if (count > 20 && subtitle1.Paragraphs.Count == 0)
break;
}
@ -46,11 +42,7 @@ namespace Nikse.SubtitleEdit.Core
foreach (string line in allText.Split('{', '}'))
{
count++;
string s = line.Trim();
if (s.Length > 6)
{
ReadParagraph(s, subtitle2);
}
ReadParagraph(line, subtitle2);
if (count > 20 && subtitle2.Paragraphs.Count == 0)
break;
}
@ -67,11 +59,7 @@ namespace Nikse.SubtitleEdit.Core
foreach (var line in Json.ReadObjectArray(allText))
{
count++;
var s = line.Trim();
if (s.Length > 6)
{
ReadParagraph(s, subtitle3);
}
ReadParagraph(line, subtitle3);
if (count > 20 && subtitle3.Paragraphs.Count == 0)
break;
}
@ -84,87 +72,134 @@ namespace Nikse.SubtitleEdit.Core
if (subtitle1.Paragraphs.Count > subtitle2.Paragraphs.Count && subtitle1.Paragraphs.Count > subtitle3.Paragraphs.Count)
{
subtitle1.Renumber();
return subtitle1;
return FixTimeCodeMsOrSeconds(subtitle1);
}
if (subtitle2.Paragraphs.Count > subtitle1.Paragraphs.Count && subtitle2.Paragraphs.Count > subtitle3.Paragraphs.Count)
{
subtitle2.Renumber();
return subtitle2;
return FixTimeCodeMsOrSeconds(subtitle2);
}
subtitle3.Renumber();
return subtitle3;
return FixTimeCodeMsOrSeconds(subtitle3);
}
private void ReadParagraph(string s, Subtitle subtitle)
private Subtitle FixTimeCodeMsOrSeconds(Subtitle subtitle)
{
if (subtitle == null || subtitle.Paragraphs.Count < 5)
return subtitle;
double totalDuration = 0;
int msFound = 0;
foreach (var p in subtitle.Paragraphs)
{
totalDuration += p.Duration.TotalMilliseconds;
if (p.Style.Contains("\"startMs\"") ||
p.Style.Contains("\"start_ms\"") ||
p.Style.Contains("\"startMillis\"") ||
p.Style.Contains("\"start_millis\"") ||
p.Style.Contains("\"startMilliseconds\"") ||
p.Style.Contains("\"start_millisecondsMs\""))
{
msFound++;
}
}
if (totalDuration / subtitle.Paragraphs.Count > 1000000 || msFound == subtitle.Paragraphs.Count)
{
// Switch from seconds to milliseconds
foreach (var p in subtitle.Paragraphs)
{
p.StartTime.TotalMilliseconds = p.StartTime.TotalMilliseconds / TimeCode.BaseUnit;
p.EndTime.TotalMilliseconds = p.EndTime.TotalMilliseconds / TimeCode.BaseUnit;
}
}
return new Subtitle(subtitle.Paragraphs);
}
private static void ReadParagraph(string s, Subtitle subtitle)
{
s = s.Trim();
if (s.Length < 7)
{
return;
}
var start = ReadStartTag(s);
var end = ReadEndTag(s);
var duration = ReadDurationTag(s);
var text = ReadTextTag(s);
var originalStart = start;
if (start != null && start.Contains(":"))
if (start != null && start.Contains(":") && start.Length >= 11 && start.Length <= 12 && start.Split(new[] { ':', ',', '.' }, StringSplitOptions.RemoveEmptyEntries).Length == 4)
{
start = DecodeFormatToSeconds(start);
}
if (end != null && end.Contains(":"))
if (end != null && end.Contains(":") && end.Length >= 11 && end.Length <= 12 && end.Split(new[] { ':', ',', '.' }, StringSplitOptions.RemoveEmptyEntries).Length == 4)
{
end = DecodeFormatToSeconds(end);
}
if (start != null && end != null && text != null)
{
start = start.TrimEnd('s');
end = end.TrimEnd('s');
double startSeconds;
double endSeconds;
if (double.TryParse(start, NumberStyles.AllowDecimalPoint, CultureInfo.InvariantCulture, out startSeconds) &&
double.TryParse(end, NumberStyles.AllowDecimalPoint, CultureInfo.InvariantCulture, out endSeconds))
{
subtitle.Paragraphs.Add(new Paragraph(Json.DecodeJsonText(text), startSeconds * TimeCode.BaseUnit, endSeconds * TimeCode.BaseUnit));
var p = new Paragraph(Json.DecodeJsonText(text), startSeconds * TimeCode.BaseUnit, endSeconds * TimeCode.BaseUnit) { Extra = originalStart, Style = s };
subtitle.Paragraphs.Add(p);
}
}
else if (start != null && duration != null && text != null)
{
start = start.TrimEnd('s');
duration = duration.TrimEnd('s');
double startSeconds;
double durationSeconds;
if (double.TryParse(start, NumberStyles.AllowDecimalPoint, CultureInfo.InvariantCulture, out startSeconds) &&
double.TryParse(duration, NumberStyles.AllowDecimalPoint, CultureInfo.InvariantCulture, out durationSeconds))
{
subtitle.Paragraphs.Add(new Paragraph(Json.DecodeJsonText(text), startSeconds * TimeCode.BaseUnit, (startSeconds + durationSeconds) * TimeCode.BaseUnit));
var p = new Paragraph(Json.DecodeJsonText(text), startSeconds * TimeCode.BaseUnit, (startSeconds + durationSeconds) * TimeCode.BaseUnit) { Extra = originalStart, Style = s };
subtitle.Paragraphs.Add(p);
}
}
}
private string DecodeFormatToSeconds(string s)
private static string DecodeFormatToSeconds(string s)
{
var ms = s.Length == 11 && s[8] == ':' ? TimeCode.ParseHHMMSSFFToMilliseconds(s) : TimeCode.ParseToMilliseconds(s);
return (ms / TimeCode.BaseUnit).ToString(CultureInfo.InvariantCulture);
}
private string ReadStartTag(string s)
private static string ReadStartTag(string s)
{
return ReadFirstMultiTag(s, new[]
{
"start",
"startTime", "start_time", "starttime",
"startMilis", "start_Milis", "startmilis",
"startMillis", "start_Millis", "startmillis",
"startMs", "start_ms", "startms",
"startMiliseconds", "start_Milisesonds", "startmiliseconds",
"startMilliseconds", "start_Millisesonds", "startmilliseconds",
});
}
private string ReadEndTag(string s)
private static string ReadEndTag(string s)
{
return ReadFirstMultiTag(s, new[]
{
"end",
"endTime", "end_time", "endtime",
"endMilis", "end_Milis", "endmilis",
"endMillis", "end_Millis", "endmillis",
"endMs", "end_ms", "startms",
"endMiliseconds", "end_Milisesonds", "endmiliseconds",
"endMilliseconds", "end_Millisesonds", "endmilliseconds",
});
}
private string ReadDurationTag(string s)
private static string ReadDurationTag(string s)
{
return ReadFirstMultiTag(s, new[]
{
@ -173,7 +208,7 @@ namespace Nikse.SubtitleEdit.Core
});
}
private string ReadTextTag(string s)
private static string ReadTextTag(string s)
{
var textLines = Json.ReadArray(s, "text");
if (textLines != null && textLines.Count > 0)
@ -184,7 +219,7 @@ namespace Nikse.SubtitleEdit.Core
return ReadFirstMultiTag(s, new[] { "text", "content" });
}
private string ReadFirstMultiTag(string s, string[] tags)
private static string ReadFirstMultiTag(string s, string[] tags)
{
foreach (var tag in tags)
{