private async Task <IDictionary <long, Program.Program> > LoadAsync(IWebReader webReader, M3U8Parser parser, CancellationToken cancellationToken)
{
var audioStreams = new Dictionary <string, MediaGroup>();
foreach (var m3U8TagInstance in parser.GlobalTags)
{
if (M3U8Tags.ExtXMedia != m3U8TagInstance.Tag)
{
continue;
}
try
{
if (null != m3U8TagInstance.Attribute(ExtMediaSupport.AttrType, "AUDIO"))
{
AddMedia(parser.BaseUrl, m3U8TagInstance, audioStreams);
}
}
catch (NullReferenceException)
{
;
}
}
var programs = new Dictionary <long, Program.Program>();
var hasSegments = false;
foreach (var m3U8Uri in parser.Playlist)
{
if (m3U8Uri.Tags == null || m3U8Uri.Tags.Length < 1)
{
hasSegments = true;
}
else
{
var streamInfTagInstance = M3U8Tags.ExtXStreamInf.Find(m3U8Uri.Tags);
var programId = long.MinValue;
MediaGroup mediaGroup = null;
if (null != streamInfTagInstance)
{
var attributeValueInstance1 = streamInfTagInstance.Attribute(ExtStreamInfSupport.AttrProgramId);
if (null != attributeValueInstance1)
{
programId = attributeValueInstance1.Value;
}
var key = streamInfTagInstance.AttributeObject(ExtStreamInfSupport.AttrAudio);
if (null != key)
{
audioStreams.TryGetValue(key, out mediaGroup);
}
var uri = parser.ResolveUrl(m3U8Uri.Uri);
var attributeValueInstance2 = streamInfTagInstance.Attribute(ExtStreamInfSupport.AttrBandwidth);
var attributeInstance = streamInfTagInstance.AttributeInstance <ResolutionAttributeInstance>(ExtStreamInfSupport.AttrResolution);
var baseUrl = parser.BaseUrl;
var program = GetProgram(programs, programId, baseUrl);
var hlsProgramStream = _programStreamFactory.Create(new [] { uri }, webReader);
var playlistSubProgram1 = new PlaylistSubProgram(program, hlsProgramStream);
playlistSubProgram1.Bandwidth = attributeValueInstance2?.Value ?? 0L;
playlistSubProgram1.Playlist = uri;
playlistSubProgram1.AudioGroup = mediaGroup;
var playlistSubProgram2 = playlistSubProgram1;
if (null != attributeInstance)
{
playlistSubProgram2.Width = attributeInstance.X;
playlistSubProgram2.Height = attributeInstance.Y;
}
program.SubPrograms.Add(playlistSubProgram2);
}
else
{
hasSegments = true;
}
}
}
if (hasSegments)
{
var program = GetProgram(programs, long.MinValue, parser.BaseUrl);
var hlsProgramStream = _programStreamFactory.Create(new [] { webReader.RequestUri }, webReader);
await hlsProgramStream.SetParserAsync(parser, cancellationToken).ConfigureAwait(false);
var subProgram = new PlaylistSubProgram(program, hlsProgramStream);
program.SubPrograms.Add(subProgram);
}
return(programs);
}
private async Task <IDictionary <long, Program> > LoadAsync(IWebReader webReader, M3U8Parser parser, CancellationToken cancellationToken)
{
Dictionary <string, HlsProgramManager.MediaGroup> audioStreams = new Dictionary <string, HlsProgramManager.MediaGroup>();
foreach (M3U8TagInstance m3U8TagInstance in parser.GlobalTags)
{
if (M3U8Tags.ExtXMedia == m3U8TagInstance.Tag)
{
try
{
if (null != M3U8TagInstanceExtensions.Attribute <string>(m3U8TagInstance, ExtMediaSupport.AttrType, "AUDIO"))
{
HlsProgramManager.AddMedia(parser.BaseUrl, m3U8TagInstance, audioStreams);
}
}
catch (NullReferenceException ex)
{
}
}
}
Dictionary <long, Program> programs = new Dictionary <long, Program>();
bool hasSegments = false;
foreach (M3U8Parser.M3U8Uri m3U8Uri in parser.Playlist)
{
if (m3U8Uri.Tags == null || m3U8Uri.Tags.Length < 1)
{
hasSegments = true;
}
else
{
ExtStreamInfTagInstance streamInfTagInstance = M3U8Tags.ExtXStreamInf.Find((IEnumerable <M3U8TagInstance>)m3U8Uri.Tags);
long programId = long.MinValue;
HlsProgramManager.MediaGroup mediaGroup = (HlsProgramManager.MediaGroup)null;
if (null != streamInfTagInstance)
{
M3U8AttributeValueInstance <long> attributeValueInstance1 = M3U8TagInstanceExtensions.Attribute <long>((M3U8TagInstance)streamInfTagInstance, ExtStreamInfSupport.AttrProgramId);
if (null != attributeValueInstance1)
{
programId = attributeValueInstance1.Value;
}
string key = M3U8TagInstanceExtensions.AttributeObject <string>((M3U8TagInstance)streamInfTagInstance, ExtStreamInfSupport.AttrAudio);
if (null != key)
{
audioStreams.TryGetValue(key, out mediaGroup);
}
Uri uri = M3U8ParserExtensions.ResolveUrl(parser, m3U8Uri.Uri);
M3U8AttributeValueInstance <long> attributeValueInstance2 = M3U8TagInstanceExtensions.Attribute <long>((M3U8TagInstance)streamInfTagInstance, ExtStreamInfSupport.AttrBandwidth);
ResolutionAttributeInstance attributeInstance = M3U8TagInstanceExtensions.AttributeInstance <ResolutionAttributeInstance>((M3U8TagInstance)streamInfTagInstance, ExtStreamInfSupport.AttrResolution);
Uri baseUrl = parser.BaseUrl;
Program program = HlsProgramManager.GetProgram((IDictionary <long, Program>)programs, programId, baseUrl);
IHlsProgramStream hlsProgramStream = this._programStreamFactory.Create((ICollection <Uri>) new Uri[1]
{
uri
}, webReader);
PlaylistSubProgram playlistSubProgram1 = new PlaylistSubProgram((IProgram)program, (IProgramStream)hlsProgramStream);
playlistSubProgram1.Bandwidth = attributeValueInstance2 == null ? 0L : attributeValueInstance2.Value;
playlistSubProgram1.Playlist = uri;
playlistSubProgram1.AudioGroup = mediaGroup;
PlaylistSubProgram playlistSubProgram2 = playlistSubProgram1;
if (null != attributeInstance)
{
playlistSubProgram2.Width = new int?(attributeInstance.X);
playlistSubProgram2.Height = new int?(attributeInstance.Y);
}
program.SubPrograms.Add((ISubProgram)playlistSubProgram2);
}
else
{
hasSegments = true;
}
}
}
if (hasSegments)
{
Program program = HlsProgramManager.GetProgram((IDictionary <long, Program>)programs, long.MinValue, parser.BaseUrl);
IHlsProgramStream hlsProgramStream = this._programStreamFactory.Create((ICollection <Uri>) new Uri[1]
{
webReader.RequestUri
}, webReader);
await hlsProgramStream.SetParserAsync(parser, cancellationToken).ConfigureAwait(false);
PlaylistSubProgram subProgram = new PlaylistSubProgram((IProgram)program, (IProgramStream)hlsProgramStream);
program.SubPrograms.Add((ISubProgram)subProgram);
}
return((IDictionary <long, Program>)programs);
}
