private bool TryGetReader(string format, [NotNullWhen(true)] out ISubtitleParser?value)
{
if (string.Equals(format, SubtitleFormat.SRT, StringComparison.OrdinalIgnoreCase))
{
value = new SrtParser(_logger);
return(true);
}
if (string.Equals(format, SubtitleFormat.SSA, StringComparison.OrdinalIgnoreCase))
{
value = new SsaParser(_logger);
return(true);
}
if (string.Equals(format, SubtitleFormat.ASS, StringComparison.OrdinalIgnoreCase))
{
value = new AssParser(_logger);
return(true);
}
value = null;
return(false);
}
public void TestParse() {
var expectedSubs =
new SubtitleTrackInfo {
TrackEvents = new List<SubtitleTrackEvent> {
new SubtitleTrackEvent {
Id = "1",
StartPositionTicks = 24000000,
EndPositionTicks = 52000000,
Text =
"[Background Music Playing]"
},
new SubtitleTrackEvent {
Id = "2",
StartPositionTicks = 157120000,
EndPositionTicks = 173990000,
Text =
"Oh my god, Watch out!<br />It's coming!!"
},
new SubtitleTrackEvent {
Id = "3",
StartPositionTicks = 257120000,
EndPositionTicks = 303990000,
Text = "[Bird noises]"
},
new SubtitleTrackEvent {
Id = "4",
StartPositionTicks = 310000000,
EndPositionTicks = 319990000,
Text =
"This text is <font color=\"red\">RED</font> and has not been positioned."
},
new SubtitleTrackEvent {
Id = "5",
StartPositionTicks = 320000000,
EndPositionTicks = 329990000,
Text =
"This is a<br />new line, as is<br />this"
},
new SubtitleTrackEvent {
Id = "6",
StartPositionTicks = 330000000,
EndPositionTicks = 339990000,
Text =
"This contains nested <b>bold, <i>italic, <u>underline</u> and <s>strike-through</s></u></i></b> HTML tags"
},
new SubtitleTrackEvent {
Id = "7",
StartPositionTicks = 340000000,
EndPositionTicks = 349990000,
Text =
"Unclosed but <b>supported HTML tags are left in, SSA italics aren't"
},
new SubtitleTrackEvent {
Id = "8",
StartPositionTicks = 350000000,
EndPositionTicks = 359990000,
Text =
"<ggg>Unsupported</ggg> HTML tags are escaped and left in, even if <hhh>not closed."
},
new SubtitleTrackEvent {
Id = "9",
StartPositionTicks = 360000000,
EndPositionTicks = 369990000,
Text =
"Multiple SSA tags are stripped"
},
new SubtitleTrackEvent {
Id = "10",
StartPositionTicks = 370000000,
EndPositionTicks = 379990000,
Text =
"Greater than (<) and less than (>) are shown"
}
}
};
var sut = new SrtParser();
var stream = File.OpenRead(@"MediaEncoding\Subtitles\TestSubtitles\unit.srt");
var result = sut.Parse(stream, CancellationToken.None);
Assert.IsNotNull(result);
Assert.AreEqual(expectedSubs.TrackEvents.Count,result.TrackEvents.Count);
for (int i = 0; i < expectedSubs.TrackEvents.Count; i++)
{
Assert.AreEqual(expectedSubs.TrackEvents[i].Id, result.TrackEvents[i].Id);
Assert.AreEqual(expectedSubs.TrackEvents[i].StartPositionTicks, result.TrackEvents[i].StartPositionTicks);
Assert.AreEqual(expectedSubs.TrackEvents[i].EndPositionTicks, result.TrackEvents[i].EndPositionTicks);
Assert.AreEqual(expectedSubs.TrackEvents[i].Text, result.TrackEvents[i].Text);
}
}
