/// <summary>
/// Gets the actual closed caption track represented by given metadata
/// </summary>
public async Task <ClosedCaptionTrack> GetClosedCaptionTrackAsync(ClosedCaptionTrackInfo closedCaptionTrackInfo)
{
if (closedCaptionTrackInfo == null)
{
throw new ArgumentNullException(nameof(closedCaptionTrackInfo));
}
// Get
string response = await _httpService.GetStringAsync(closedCaptionTrackInfo.Url).ConfigureAwait(false);
var captionTrackXml = XElement.Parse(response).StripNamespaces();
// Parse
var captions = new List <ClosedCaption>();
foreach (var captionXml in captionTrackXml.Descendants("text"))
{
string text = captionXml.Value;
var offset = TimeSpan.FromSeconds((double)captionXml.AttributeStrict("start"));
var duration = TimeSpan.FromSeconds((double)captionXml.AttributeStrict("dur"));
var caption = new ClosedCaption(text, offset, duration);
captions.Add(caption);
}
return(new ClosedCaptionTrack(closedCaptionTrackInfo, captions));
}
/// <inheritdoc />
public async Task <ClosedCaptionTrack> GetClosedCaptionTrackAsync(ClosedCaptionTrackInfo info)
{
info.GuardNotNull(nameof(info));
// Get manifest
var raw = await _httpClient.GetStringAsync(info.Url).ConfigureAwait(false);
var trackXml = XElement.Parse(raw).StripNamespaces();
// Parse captions
var captions = new List <ClosedCaption>();
foreach (var captionXml in trackXml.Descendants("p"))
{
var text = (string)captionXml;
if (text.IsBlank())
{
continue; // some autogenerated captions are blank
}
var offset = TimeSpan.FromMilliseconds((double)captionXml.Attribute("t"));
var duration = TimeSpan.FromMilliseconds((double)captionXml.Attribute("d"));
var caption = new ClosedCaption(text, offset, duration);
captions.Add(caption);
}
return(new ClosedCaptionTrack(info, captions));
}
/// <inheritdoc />
public async Task <ClosedCaptionTrack> GetClosedCaptionTrackAsync(ClosedCaptionTrackInfo info)
{
info.GuardNotNull(nameof(info));
// Get parser
var parser = await GetClosedCaptionTrackAjaxParserAsync(info.Url).ConfigureAwait(false);
// Parse captions
var closedCaptions = new List <ClosedCaption>();
foreach (var closedCaptionParser in parser.GetClosedCaptions())
{
// Extract info
var text = closedCaptionParser.ParseText();
// Skip caption tracks without text
if (text.IsBlank())
{
continue;
}
var offset = closedCaptionParser.ParseOffset();
var duration = closedCaptionParser.ParseDuration();
var caption = new ClosedCaption(text, offset, duration);
closedCaptions.Add(caption);
}
return(new ClosedCaptionTrack(info, closedCaptions));
}
/// <inheritdoc />
public async Task <ClosedCaptionTrack> GetClosedCaptionTrackAsync(ClosedCaptionTrackInfo info)
{
info.GuardNotNull(nameof(info));
// Get parser
var parser = await GetClosedCaptionTrackAjaxParserAsync(info.Url);
// Parse captions
var closedCaptions = new List <ClosedCaption>();
foreach (var closedCaptionParser in parser.GetClosedCaptions())
{
// Parse info
var text = closedCaptionParser.ParseText();
// Skip empty or whitespace captions
if (text == null || text.IsWhiteSpace())
{
continue;
}
var offset = closedCaptionParser.ParseOffset();
var duration = closedCaptionParser.ParseDuration();
var caption = new ClosedCaption(text, offset, duration);
closedCaptions.Add(caption);
}
return(new ClosedCaptionTrack(info, closedCaptions));
}
public Call()
{
ClosedCaption = new ClosedCaption();
Participants = new List <zCommand.ListParticipant>();
Sharing = new zEvent.SharingState();
CallRecordInfo = new CallRecordInfo();
Info = new zCommand.InfoResult();
}
public void ResetAll()
{
General.ResetDefaultValue();
Playback.ResetDefaultValue();
ClosedCaption.ResetDefaultvalue();
Privacy.ResetDefaultValue();
Server.ResetDefaultValue();
Thumbnail.ResetDefaultValue();
}
public Call()
{
Sharing = new Sharing();
Camera = new Camera();
Microphone = new Microphone();
Layout = new Layout();
Lock = new Lock();
MuteUserOnEntry = new MuteUserOnEntry();
ClosedCaption = new ClosedCaption();
}
public async Task PlayVideo(string videoId, ClosedCaption caption)
{
Caption = caption;
var videoMedia = await YouTubeWebsite.GetVideoMediaStreamInfosAsync(videoId);
var media = new Media(_libVLC,
videoMedia.Muxed.WithHighestVideoQuality().Url,
FromType.FromLocation);
media.AddOption($":start-time={string.Format("{0:D2}.{1:D2}", (int)caption.Offset.TotalSeconds, caption.Offset.Milliseconds)}");
media.AddOption($":run-time={string.Format("{0:D2}.{1:D2}", (int)caption.Duration.TotalSeconds, caption.Duration.Milliseconds)}");
_mediaPlayer = new MediaPlayer(_libVLC);
_videoView.MediaPlayer = _mediaPlayer;
_mediaPlayer.Play(media);
}
/// <summary>
/// Gets the actual closed caption track represented by given metadata
/// </summary>
public async Task <ClosedCaptionTrack> GetClosedCaptionTrackAsync(ClosedCaptionTrackInfo info)
{
info.GuardNotNull(nameof(info));
// Get manifest
var response = await _httpService.GetStringAsync(info.Url).ConfigureAwait(false);
var trackXml = XElement.Parse(response).StripNamespaces();
// Parse captions
var captions = new List <ClosedCaption>();
foreach (var captionXml in trackXml.Descendants("text"))
{
var text = captionXml.Value;
var offset = TimeSpan.FromSeconds((double)captionXml.AttributeStrict("start"));
var duration = TimeSpan.FromSeconds((double)captionXml.AttributeStrict("dur"));
var caption = new ClosedCaption(text, offset, duration);
captions.Add(caption);
}
return(new ClosedCaptionTrack(info, captions));
}
public ClosedCaptionWrapperClass(ClosedCaption c)
{
Parent = c;
}
static void Main(string[] args)
{
var CCOb = new ClosedCaptions();
//read original local file
CCOb.Read("E:/Blender A new Generation/Scripts/alyx/subtitles/closecaption_english.bak.dat");
/*
* uint strHask = ValveResourceFormat.Crc32.Compute(System.Text.Encoding.Unicode.GetBytes("<clr:18,199,226>Alyx confirmed."));
* Console.WriteLine(strHask);
* foreach (var item in CCOb.Captions)
* {
* if (item.Hash == strHask) Console.WriteLine("Its the HASH");
* if (item.UnknownV2 == strHask) Console.WriteLine("Its the Unkown" + strHask);
* }
*
*/
//adding own caption
ushort offset = 0;
foreach (var item in CCOb.Captions.FindAll((e) => { return(e.Blocknum == 130); }))
{
offset += item.Length;
}
var cap = new ClosedCaption
{
Hash = ValveResourceFormat.Crc32.Compute(System.Text.Encoding.Unicode.GetBytes("vo.OwnVoice")),
Blocknum = 130,
Offset = offset,
Length = (ushort)System.Text.Encoding.Unicode.GetBytes("<clr:19,199,226>MyOwnLine").Length,
UnknownV2 = ValveResourceFormat.Crc32.Compute(System.Text.Encoding.Unicode.GetBytes("<clr:19,199,226>MyOwnLine"))
};
//ClosedCaptions.directorysize+=1;
cap.Text = "<clr:19,199,226>MyOwnLine";
//CCOb.Captions.Add(cap);
//replaces text with Testing
int currblocknum = 0;
int curroffset = 0;
foreach (var item in CCOb.Captions)
{
item.Text = "Testing";
item.Length = (ushort)System.Text.Encoding.Unicode.GetBytes(item.Text).Length;
item.UnknownV2 = ValveResourceFormat.Crc32.Compute(System.Text.Encoding.Unicode.GetBytes(item.Text));
item.Offset = (ushort)(curroffset);
if (item.Offset + item.Length >= ClosedCaptions.blocksize)
{
item.Offset = 0;
currblocknum++;
curroffset = 0;
}
item.Blocknum = currblocknum;
curroffset += item.Length;
}
ClosedCaptions.numblocks = (uint)currblocknum;
Console.WriteLine(ClosedCaptions.blocksize);
Console.WriteLine(ClosedCaptions.dataoffset);
Console.WriteLine(ClosedCaptions.directorysize);
Console.WriteLine(ClosedCaptions.numblocks);
Console.WriteLine(ClosedCaptions.version);
Console.WriteLine(CCOb.Captions.Count);
//Write to file
write("closecaption_english.dat", CCOb.Captions, File.OpenWrite("E:/Blender A new Generation/Scripts/alyx/subtitles/closecaption_english.dat"));
}
public static async Task <Stream> GetVideoClip(MuxedStreamInfo info, TimeSpan duration, ClosedCaption caption)
{
var secondLength = info.Size / (duration.TotalSeconds);
var startRange = (caption.Offset.TotalSeconds * secondLength) + 1;
var endRange = ((caption.Offset.TotalSeconds + caption.Duration.TotalSeconds) * secondLength) + 1;
var testCurl = $"curl \"{info.Url}\" -H \"Range: bytes={(long)startRange}-{(long)endRange}\" -o ten_secs.mp4";
using (var client = new HttpClient())
{
client.DefaultRequestHeaders.Range = new System.Net.Http.Headers.RangeHeaderValue((long)startRange, (long)endRange);
return(await client.GetStreamAsync(info.Url));
}
}
public async Task PlayVideo(string videoId, ClosedCaption caption)
{
await viewModel.PlayVideo(videoId, caption);
}
