private async void Play()
{
string url = selectedQuality.url;
string lastindex = string.Empty;
int startLine = 9;
try
{
while (isStreamDownloading)
{
string response = await httpClient.GetStringAsync(url);
string[] playlist = M3U8.Build(response);
if (lastindex == string.Empty)
{
lastindex = playlist[19]; //?
}
bool isLastFound = false;
for (int i = 0; i < 6; i++)
{
string chunkName = playlist[startLine + (i * 2)];
if (!isLastFound)
{
if (lastindex != chunkName)
{
continue;
}
else
{
isLastFound = true;
continue;
}
}
lastindex = chunkName;
string chunkPath = url.ToString().Replace("index-live.m3u8", chunkName).Split('?')[0];
byte[] chunk = await httpClient.GetByteArrayAsync(chunkPath);
lock ( chunks )
{
chunks.Enqueue(new TwitchDownload(chunkName, chunk));
}
}
lastindex = playlist[19];
Thread.Sleep(1000);
}
}
catch
{
isStreamDownloading = false;
}
lock ( chunks )
{
chunks.Clear();
}
isStreamStopped = true;
}
private async Task <Dictionary <string, TwitchQuality> > GetQualityPlaylist(string channelName)
{
TwitchAccessToken accessToken;
try
{
accessToken = await GetAccessToken(channelName);
}
catch
{
return(null);
}
if (accessToken == null)
{
return(null);
}
Uri site = new Uri("http://usher.twitch.tv/api/channel/hls/"
+ channelName.ToLower()
+ ".m3u8?player=twitchweb&token="
+ ""
+ accessToken.token
+ "&sig="
+ accessToken.sig
+ "&allow_audio_only=true&allow_source=true&type=any&p=121222");
string response;
try
{
response = await httpClient.GetStringAsync(site);
}
catch
{
return(null);
}
string[] qualityPlaylist = M3U8.Build(response);
return(ParseQualityPlaylist(qualityPlaylist));
}