private void btnReadFile_Click(object sender, RoutedEventArgs e)
{
string ccFilePath = textBoxInputFile.Text.Trim();
if (!File.Exists(ccFilePath))
{
string message = "File doesn't exist";
DisplayStatusInfo(message);
return;
}
string fileExtension = System.IO.Path.GetExtension(ccFilePath);
List <ClosedCaptionConverter.Library.ClosedCaption> listOfClosedCaptions = null;
if (fileExtension.ToLower() == ".vtt")
{
VTTHandler vttHandler = new VTTHandler();
listOfClosedCaptions = vttHandler.ReadFile(ccFilePath);
}
else if (fileExtension.ToLower() == ".srt")
{
SRTHandler srtHandler = new SRTHandler();
listOfClosedCaptions = srtHandler.ReadFile(ccFilePath);
}
else if (fileExtension.ToLower() == ".ttml" || fileExtension.ToLower() == ".xml")
{
TTMLHandler ttmlHandler = new TTMLHandler();
listOfClosedCaptions = ttmlHandler.ReadFile(ccFilePath);
}
else
{
string message = "Your selected file type doesn't support.";
DisplayStatusInfo(message);
}
if (listOfClosedCaptions != null)
{
listViewClosedCaptions.ItemsSource = listOfClosedCaptions;
string message = $"Transcript loads successfully, total {listOfClosedCaptions.Count} lines.";
DisplayStatusInfo(message);
}
}
public void ReadFileTestMethod2()
{
string inputFile = @"TestData\TTML_sample1.ttml";
int expectedClosedCaptionCount = 547;
string expectedFirstStartPoint = "00:00:00.560";
string expectedFirstTranscript = ">> Everybody, as the top of the hour,";
TTMLHandler ttmlHandler = new TTMLHandler();
var CCs = ttmlHandler.ReadFile(inputFile);
Assert.AreEqual(expectedClosedCaptionCount, CCs.Count);
if (CCs.Count == 547)
{
string actualFirstStartPoint = CCs[0].StartPoint;
Assert.AreEqual(expectedFirstStartPoint, actualFirstStartPoint);
string actualFirstTranscript = CCs[0].Transcript;
Assert.AreEqual(expectedFirstTranscript, actualFirstTranscript);
}
}
public void ReadFileTestMethod1()
{
string inputFile = @"TestData\TTML_sample1.ttml";
int expectedClosedCaptionCount = 547;
string expectedLastStartPoint = "00:24:34.656";
string expectedLastTranscript = "Thank you so much and have a great day.";
TTMLHandler ttmlHandler = new TTMLHandler();
var CCs = ttmlHandler.ReadFile(inputFile);
Assert.AreEqual(expectedClosedCaptionCount, CCs.Count);
if (CCs.Count == 547)
{
string actualLastStartPoint = CCs[546].StartPoint;
Assert.AreEqual(expectedLastStartPoint, actualLastStartPoint);
string actualLastTranscript = CCs[546].Transcript;
Assert.AreEqual(expectedLastTranscript, actualLastTranscript);
}
}
private void ConvertFiles(string targetFormat)
{
string folderPath = textBoxInputFolder.Text.Trim();
if (!Directory.Exists(folderPath))
{
string message = "Folder doesn't exist.";
DisplayStatusInfo(message);
return;
}
string targetFolder = Directory.CreateDirectory(System.IO.Path.Combine(folderPath, targetFormat)).FullName;
List <string> ccFiles = new List <string>();
// get closed caption files in this folder
DirectoryInfo dirInfo = new DirectoryInfo(folderPath);
foreach (FileInfo file in dirInfo.GetFiles())
{
if (file.Extension.ToLower() == ".vtt" || file.Extension.ToLower() == ".srt" || file.Extension.ToLower() == ".ttml" || file.Extension.ToLower() == ".xml")
{
ccFiles.Add(file.FullName);
}
}
if (ccFiles.Count > 0)
{
VTTHandler vttHandler = new VTTHandler();
SRTHandler srtHandler = new SRTHandler();
TTMLHandler ttmlHandler = new TTMLHandler();
StringBuilder sbLog = new StringBuilder();
foreach (string file in ccFiles)
{
string extension = System.IO.Path.GetExtension(file).ToLower();
List <ClosedCaptionConverter.Library.ClosedCaption> Transcripts = null;
if (extension == ".vtt" || extension == ".srt")
{
Transcripts = srtHandler.ReadFile(file);
}
else if (extension == ".ttml" || extension == ".xml")
{
Transcripts = ttmlHandler.ReadFile(file);
}
if (Transcripts != null && Transcripts.Count > 0)
{
string fileName = System.IO.Path.GetFileNameWithoutExtension(file);
if (targetFormat == "vtt")
{
vttHandler.WriteFile(System.IO.Path.Combine(targetFolder, fileName + ".vtt"), Transcripts);
}
else if (targetFormat == "srt")
{
srtHandler.WriteFile(System.IO.Path.Combine(targetFolder, fileName + ".srt"), Transcripts);
}
else if (targetFormat == "ttml")
{
ttmlHandler.WriteFile(System.IO.Path.Combine(targetFolder, fileName + ".ttml"), Transcripts);
}
}
else
{
sbLog.AppendLine($"File failed convert - {file}.");
}
}
if (sbLog.ToString() != string.Empty)
{
using (StreamWriter writer = new StreamWriter(System.IO.Path.Combine(targetFolder, "log.txt")))
{
writer.Write(sbLog.ToString());
writer.Flush();
writer.Close();
}
}
}
DisplayStatusInfo($"Conversion Complete, total converted {ccFiles.Count} files.");
}
