public List <SubtitleStreamInfo> GetExternalSubtitles(string baseUrl, string accessToken, bool includeSelectedTrackOnly)
{
if (string.IsNullOrEmpty(baseUrl))
{
throw new ArgumentNullException(baseUrl);
}
List <SubtitleStreamInfo> list = new List <SubtitleStreamInfo>();
// HLS will preserve timestamps so we can just grab the full subtitle stream
long startPositionTicks = StringHelper.EqualsIgnoreCase(Protocol, "hls")
? 0
: StartPositionTicks;
// First add the selected track
if (SubtitleStreamIndex.HasValue)
{
foreach (MediaStream stream in MediaSource.MediaStreams)
{
if (stream.Type == MediaStreamType.Subtitle && stream.Index == SubtitleStreamIndex.Value)
{
SubtitleStreamInfo info = GetSubtitleStreamInfo(stream, baseUrl, accessToken, startPositionTicks);
if (info != null)
{
list.Add(info);
}
}
}
}
if (!includeSelectedTrackOnly)
{
foreach (MediaStream stream in MediaSource.MediaStreams)
{
if (stream.Type == MediaStreamType.Subtitle && (!SubtitleStreamIndex.HasValue || stream.Index != SubtitleStreamIndex.Value))
{
SubtitleStreamInfo info = GetSubtitleStreamInfo(stream, baseUrl, accessToken, startPositionTicks);
if (info != null)
{
list.Add(info);
}
}
}
}
return(list);
}
private SubtitleStreamInfo GetSubtitleStreamInfo(MediaStream stream, string baseUrl, string accessToken, long startPositionTicks)
{
SubtitleStreamInfo info = GetSubtitleStreamInfo(stream);
if (info != null)
{
info.Url = string.Format("{0}/Videos/{1}/{2}/Subtitles/{3}/{4}/Stream.{5}",
baseUrl,
ItemId,
MediaSourceId,
StringHelper.ToStringCultureInvariant(stream.Index),
StringHelper.ToStringCultureInvariant(startPositionTicks),
SubtitleFormat);
}
return(info);
}
private void AddSubtitleProfiles(List <SubtitleStreamInfo> list, MediaStream stream, ITranscoderSupport transcoderSupport, bool enableAllProfiles, string baseUrl, string accessToken, long startPositionTicks)
{
if (enableAllProfiles)
{
foreach (SubtitleProfile profile in DeviceProfile.SubtitleProfiles)
{
SubtitleStreamInfo info = GetSubtitleStreamInfo(stream, baseUrl, accessToken, startPositionTicks, new[] { profile }, transcoderSupport);
list.Add(info);
}
}
else
{
SubtitleStreamInfo info = GetSubtitleStreamInfo(stream, baseUrl, accessToken, startPositionTicks, DeviceProfile.SubtitleProfiles, transcoderSupport);
list.Add(info);
}
}
private SubtitleStreamInfo GetSubtitleStreamInfo(MediaStream stream, string baseUrl, string accessToken, long startPositionTicks, SubtitleProfile[] subtitleProfiles, ITranscoderSupport transcoderSupport)
{
var subtitleProfile = StreamBuilder.GetSubtitleProfile(MediaSource, stream, subtitleProfiles, PlayMethod, transcoderSupport, Container, SubProtocol);
var info = new SubtitleStreamInfo
{
IsForced = stream.IsForced,
Language = stream.Language,
Name = stream.Language ?? "Unknown",
Format = subtitleProfile.Format,
Index = stream.Index,
DeliveryMethod = subtitleProfile.Method,
DisplayTitle = stream.DisplayTitle
};
if (info.DeliveryMethod == SubtitleDeliveryMethod.External)
{
if (MediaSource.Protocol == MediaProtocol.File || !string.Equals(stream.Codec, subtitleProfile.Format, StringComparison.OrdinalIgnoreCase) || !stream.IsExternal)
{
info.Url = string.Format(
CultureInfo.InvariantCulture,
"{0}/Videos/{1}/{2}/Subtitles/{3}/{4}/Stream.{5}",
baseUrl,
ItemId,
MediaSourceId,
stream.Index.ToString(CultureInfo.InvariantCulture),
startPositionTicks.ToString(CultureInfo.InvariantCulture),
subtitleProfile.Format);
if (!string.IsNullOrEmpty(accessToken))
{
info.Url += "?api_key=" + accessToken;
}
info.IsExternalUrl = false;
}
else
{
info.Url = stream.Path;
info.IsExternalUrl = true;
}
}
return(info);
}
private SubtitleStreamInfo GetSubtitleStreamInfo(MediaStream stream, string baseUrl, string accessToken, long startPositionTicks, SubtitleProfile[] subtitleProfiles)
{
SubtitleProfile subtitleProfile = StreamBuilder.GetSubtitleProfile(stream, subtitleProfiles, PlayMethod, SubProtocol, Container);
SubtitleStreamInfo info = new SubtitleStreamInfo
{
IsForced = stream.IsForced,
Language = stream.Language,
Name = stream.Language ?? "Unknown",
Format = subtitleProfile.Format,
Index = stream.Index,
DeliveryMethod = subtitleProfile.Method,
DisplayTitle = stream.DisplayTitle
};
if (info.DeliveryMethod == SubtitleDeliveryMethod.External)
{
if (MediaSource.Protocol == MediaProtocol.File || !StringHelper.EqualsIgnoreCase(stream.Codec, subtitleProfile.Format))
{
info.Url = string.Format("{0}/Videos/{1}/{2}/Subtitles/{3}/{4}/Stream.{5}",
baseUrl,
ItemId,
MediaSourceId,
StringHelper.ToStringCultureInvariant(stream.Index),
StringHelper.ToStringCultureInvariant(startPositionTicks),
subtitleProfile.Format);
if (!string.IsNullOrEmpty(accessToken))
{
info.Url += "?api_key=" + accessToken;
}
info.IsExternalUrl = false;
}
else
{
info.Url = stream.Path;
info.IsExternalUrl = true;
}
}
return(info);
}
public List <SubtitleStreamInfo> GetExternalSubtitles(bool includeSelectedTrackOnly)
{
List <SubtitleStreamInfo> list = new List <SubtitleStreamInfo>();
// First add the selected track
if (SubtitleStreamIndex.HasValue)
{
foreach (MediaStream stream in MediaSource.MediaStreams)
{
if (stream.Type == MediaStreamType.Subtitle && stream.Index == SubtitleStreamIndex.Value)
{
SubtitleStreamInfo info = GetSubtitleStreamInfo(stream);
if (info != null)
{
list.Add(info);
}
}
}
}
if (!includeSelectedTrackOnly)
{
foreach (MediaStream stream in MediaSource.MediaStreams)
{
if (stream.Type == MediaStreamType.Subtitle && (!SubtitleStreamIndex.HasValue || stream.Index != SubtitleStreamIndex.Value))
{
SubtitleStreamInfo info = GetSubtitleStreamInfo(stream);
if (info != null)
{
list.Add(info);
}
}
}
}
return(list);
}
private bool AddSubtitleElement(XmlElement container, SubtitleStreamInfo info)
{
var subtitleProfile = _profile.SubtitleProfiles
.FirstOrDefault(i => string.Equals(info.Format, i.Format, StringComparison.OrdinalIgnoreCase) && i.Method == SubtitleDeliveryMethod.External);
if (subtitleProfile == null)
{
return false;
}
var subtitleMode = subtitleProfile.DidlMode;
if (string.Equals(subtitleMode, "CaptionInfoEx", StringComparison.OrdinalIgnoreCase))
{
// <sec:CaptionInfoEx sec:type="srt">http://192.168.1.3:9999/video.srt</sec:CaptionInfoEx>
// <sec:CaptionInfo sec:type="srt">http://192.168.1.3:9999/video.srt</sec:CaptionInfo>
var res = container.OwnerDocument.CreateElement("CaptionInfoEx", "sec");
res.InnerText = info.Url;
//// TODO: attribute needs SEC:
res.SetAttribute("type", "sec", info.Format.ToLower());
container.AppendChild(res);
}
else if (string.Equals(subtitleMode, "smi", StringComparison.OrdinalIgnoreCase))
{
var res = container.OwnerDocument.CreateElement(string.Empty, "res", NS_DIDL);
res.InnerText = info.Url;
res.SetAttribute("protocolInfo", "http-get:*:smi/caption:*");
container.AppendChild(res);
}
else
{
var res = container.OwnerDocument.CreateElement(string.Empty, "res", NS_DIDL);
res.InnerText = info.Url;
var protocolInfo = string.Format("http-get:*:text/{0}:*", info.Format.ToLower());
res.SetAttribute("protocolInfo", protocolInfo);
container.AppendChild(res);
}
return true;
}
private void AddSubtitleElement(XmlElement container, SubtitleStreamInfo info)
{
var subtitleProfile = _profile.SubtitleProfiles
.FirstOrDefault(i => string.Equals(info.Format, i.Format, StringComparison.OrdinalIgnoreCase) && i.Method == SubtitleDeliveryMethod.External);
if (subtitleProfile == null)
{
return;
}
var subtitleMode = subtitleProfile.DidlMode;
if (string.Equals(subtitleMode, "CaptionInfoEx", StringComparison.OrdinalIgnoreCase))
{
//var res = container.OwnerDocument.CreateElement("SEC", "CaptionInfoEx");
//res.InnerText = info.Url;
//// TODO: attribute needs SEC:
//res.SetAttribute("type", info.Format.ToLower());
//container.AppendChild(res);
}
else
{
var res = container.OwnerDocument.CreateElement(string.Empty, "res", NS_DIDL);
res.InnerText = info.Url;
var protocolInfo = string.Format("http-get:*:text/{0}:*", info.Format.ToLower());
res.SetAttribute("protocolInfo", protocolInfo);
container.AppendChild(res);
}
}
private SubtitleStreamInfo GetSubtitleStreamInfo(MediaStream stream, string baseUrl, string accessToken, long startPositionTicks, SubtitleProfile[] subtitleProfiles)
{
SubtitleProfile subtitleProfile = StreamBuilder.GetSubtitleProfile(stream, subtitleProfiles, PlayMethod);
SubtitleStreamInfo info = new SubtitleStreamInfo
{
IsForced = stream.IsForced,
Language = stream.Language,
Name = stream.Language ?? "Unknown",
Format = subtitleProfile.Format,
Index = stream.Index,
DeliveryMethod = subtitleProfile.Method,
DisplayTitle = stream.DisplayTitle
};
if (info.DeliveryMethod == SubtitleDeliveryMethod.External)
{
if (MediaSource.Protocol == MediaProtocol.File || !StringHelper.EqualsIgnoreCase(stream.Codec, subtitleProfile.Format))
{
info.Url = string.Format("{0}/Videos/{1}/{2}/Subtitles/{3}/{4}/Stream.{5}",
baseUrl,
ItemId,
MediaSourceId,
StringHelper.ToStringCultureInvariant(stream.Index),
StringHelper.ToStringCultureInvariant(startPositionTicks),
subtitleProfile.Format);
if (!string.IsNullOrEmpty(accessToken))
{
info.Url += "?api_key=" + accessToken;
}
info.IsExternalUrl = false;
}
else
{
info.Url = stream.Path;
info.IsExternalUrl = true;
}
}
return info;
}
private async Task<ItemFileInfo> ConvertSubtitles(string temporaryPath, StreamInfo streamInfo, SubtitleStreamInfo subtitleStreamInfo, CancellationToken cancellationToken)
{
var subtitleStreamIndex = subtitleStreamInfo.Index;
var filename = Guid.NewGuid() + "." + subtitleStreamInfo.Format.ToLower();
var path = Path.Combine(temporaryPath, filename);
Directory.CreateDirectory(Path.GetDirectoryName(path));
using (var stream = await _subtitleEncoder.GetSubtitles(streamInfo.ItemId, streamInfo.MediaSourceId, subtitleStreamIndex, subtitleStreamInfo.Format, 0, null, cancellationToken).ConfigureAwait(false))
{
using (var fs = _fileSystem.GetFileStream(path, FileMode.Create, FileAccess.Write, FileShare.Read, true))
{
await stream.CopyToAsync(fs, StreamDefaults.DefaultCopyToBufferSize, cancellationToken).ConfigureAwait(false);
}
}
return new ItemFileInfo
{
Name = Path.GetFileName(path),
Path = path,
Type = ItemFileType.Subtitles,
Index = subtitleStreamIndex
};
}
private bool RequiresExtraction(SubtitleStreamInfo stream, MediaSourceInfo mediaSource)
{
var originalStream = mediaSource.MediaStreams.FirstOrDefault(i => i.Type == MediaStreamType.Subtitle && i.Index == stream.Index);
return originalStream != null && !originalStream.IsExternal;
}
