/// <summary>
///
/// </summary>
/// <param name="elst"></param>
/// <returns></returns>
private ListView BuildListView(Mp4TfraBox tfra)
{
ListView listView = new ListView();
GridView grid = new GridView();
GridViewColumn c1 = new GridViewColumn();
c1.DisplayMemberBinding = new Binding("Time");
c1.Header = "Time";
grid.Columns.Add(c1);
GridViewColumn c2 = new GridViewColumn();
c2.DisplayMemberBinding = new Binding("MoofOffset");
c2.Header = "Moof offset";
grid.Columns.Add(c2);
GridViewColumn c3 = new GridViewColumn();
c3.DisplayMemberBinding = new Binding("TrafNumber");
c3.Header = "Traf number";
grid.Columns.Add(c3);
GridViewColumn c4 = new GridViewColumn();
c4.DisplayMemberBinding = new Binding("TrunNumber");
c4.Header = "Trun number";
grid.Columns.Add(c4);
GridViewColumn c5 = new GridViewColumn();
c5.DisplayMemberBinding = new Binding("SampleNumber");
c5.Header = "Sample number";
grid.Columns.Add(c5);
ObservableCollection <Mp4TfraEntry> coll = new ObservableCollection <Mp4TfraEntry>(tfra.Entries);
listView.ItemsSource = coll;
listView.View = grid;
return(listView);
}
/// <summary>
///
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void buttonbuttonCalculate_Click(object sender, RoutedEventArgs e)
{
try
{
SaveFileDialog safeFileDialog = new SaveFileDialog();
safeFileDialog.Filter = "Fixed offset video file (*.fov)|*.fov";
safeFileDialog.FilterIndex = 1;
safeFileDialog.FileName = Path.Combine(Path.GetDirectoryName(manifestInfo.Filename), manifestInfo.Name + ".fov");
if (safeFileDialog.ShowDialog() == true)
{
BackgroundWorker backgroundWorker = new BackgroundWorker();
Exception exceptionError = null;
backgroundWorker.DoWork += delegate(object s, DoWorkEventArgs args)
{
try
{
string fileName = safeFileDialog.FileName;
TextWriter output = new StreamWriter(fileName, false, Encoding.UTF8);
try
{
foreach (StreamInfo streamInfo in manifestInfo.Streams)
{
foreach (QualityLevelInfo qualityLevel in streamInfo.QualityLevels)
{
Mp4Stream stream = new Mp4FileStream(qualityLevel.Filename, FileAccess.Read);
try
{
Mp4MfraBox mfra = GetMfra(stream);
Mp4TfraBox tfra = (Mp4TfraBox)mfra.Children.First(b => b.Type == Mp4BoxType.TFRA && ((Mp4TfraBox)b).TrackId == qualityLevel.TrackId);
foreach (MediaChunk chunk in streamInfo.Chunks)
{
Mp4TfraEntry entry = tfra.Entries[chunk.ChunkId];
stream.Position = (long)entry.MoofOffset;
uint size = 0;
// moof
size = stream.ReadUInt32();
stream.Position += (size - 4);
// mdat
size += stream.ReadUInt32();
string line = string.Format("mediatype={0},bitrate={1},starttime={2},file={3},offset={4},size={5}", streamInfo.MediaType.ToString().ToLower(), qualityLevel.Bitrate, entry.Time, Path.GetFileName(qualityLevel.Filename), entry.MoofOffset, size);
output.WriteLine(line);
}
}
finally
{
stream.Close();
}
}
}
}
finally
{
output.Close();
}
}
catch (Exception ex)
{
exceptionError = ex;
}
};
ProgressWindow progressWindow = new ProgressWindow();
progressWindow.Owner = this;
progressWindow.Worker = backgroundWorker;
progressWindow.ShowDialog();
if (exceptionError == null)
{
MessageBox.Show("Fixed offset file created.", "Success", MessageBoxButton.OK, MessageBoxImage.Information);
}
else
{
throw exceptionError;
}
}
}
catch (Exception ex)
{
ErrorWindow errorWindow = new ErrorWindow("Error reading the video set of files.", ex);
errorWindow.Owner = this;
errorWindow.ShowDialog();
}
}
