private void AddHLS(string hlsLink, string destination, string filename)
{
Task.Factory.StartNew(async() =>
{
var mPlaylist = await hls.Parse(hlsLink);
M3UPlaylist playlist = null;
if (settings.UseMaxQuality)
{
playlist = mPlaylist.Playlists.Where(x => x.ResolutionWidth == mPlaylist.Playlists.Max(y => y.ResolutionWidth)).FirstOrDefault();
}
else
{
var ordered = mPlaylist.Playlists.OrderByDescending(x => x.ResolutionWidth).ToList();
foreach (var p in ordered)
{
if (p.ResolutionWidth <= settings.MaxVideoWidth)
{
playlist = p;
break;
}
}
if (playlist == null && ordered.Count > 0)
{
playlist = ordered[ordered.Count - 1];
}
}
if (playlist == null)
{
return;
}
var links = playlist.VideoLinks.Select(x => x.Link).ToList();
AddDownload(links, destination, filename, true);
});
}
public void TestStreamList()
{
var input =
@"#EXTM3U
#EXT-X-INDEPENDENT-SEGMENTS
#EXT-X-STREAM-INF:RESOLUTION=896x504,AVERAGE-BANDWIDTH=1900000,BANDWIDTH=2200000,CODECS=""avc1.4d001f,mp4a.40.2"",CLOSED-CAPTIONS=NONE
1800K/1800_slide.m3u8
#EXT-X-STREAM-INF:RESOLUTION=320x180,AVERAGE-BANDWIDTH=188000,BANDWIDTH=202000,CODECS=""avc1.42001e,mp4a.40.2"",CLOSED-CAPTIONS=NONE
192K/192_slide.m3u8
#EXT-X-STREAM-INF:RESOLUTION=384x216,AVERAGE-BANDWIDTH=514000,BANDWIDTH=565000,CODECS=""avc1.42001e,mp4a.40.2"",CLOSED-CAPTIONS=NONE
450K/450_slide.m3u8
#EXT-X-STREAM-INF:RESOLUTION=512x288,AVERAGE-BANDWIDTH=895000,BANDWIDTH=1000000,CODECS=""avc1.42001e,mp4a.40.2"",CLOSED-CAPTIONS=NONE
800K/800_slide.m3u8
#EXT-X-STREAM-INF:RESOLUTION=640x360,AVERAGE-BANDWIDTH=1300000,BANDWIDTH=1450000,CODECS=""avc1.4d001f,mp4a.40.2"",CLOSED-CAPTIONS=NONE
1200K/1200_slide.m3u8
#EXT-X-STREAM-INF:RESOLUTION=960x540,AVERAGE-BANDWIDTH=2600000,BANDWIDTH=3000000,CODECS=""avc1.4d001f,mp4a.40.2"",CLOSED-CAPTIONS=NONE
2500K/2500_slide.m3u8
#EXT-X-STREAM-INF:RESOLUTION=1280x720,AVERAGE-BANDWIDTH=3600000,BANDWIDTH=4250000,CODECS=""avc1.640028,mp4a.40.2"",CLOSED-CAPTIONS=NONE
3500K/3500_slide.m3u8";
var list = M3UPlaylist.Parse(input);
Assert.NotNull(list);
Assert.Equal(7, list.StreamItems.Count);
Assert.Empty(list.VideoItems);
var stream = list.StreamItems[0];
Assert.Equal(896, stream.Width);
Assert.Equal(504, stream.Height);
Assert.Equal(1900000, stream.AverageBandwidth);
Assert.Equal(2200000, stream.Bandwidth);
Assert.Equal("1800K/1800_slide.m3u8", stream.Path);
}
internal static M3UElement[] ReadM3uElement(M3UPlaylist m3UPlaylist, string[] tcontent, string basepath, ReaderConfiguration config, int activeDepth)
{
List <M3UElement> tReturn = new List <M3UElement>();
List <string> tElement = new List <string>();
int index = 0;
while (index < tcontent.Length)
{
string line = tcontent[index].Trim();
tElement.Add(line);
if (!line.StartsWith("#"))
{
//An M3Ux Element is found
string sline = tElement[0].Trim();
if (sline.StartsWith(Constantes.M3U_INFO_MARKER))
{
tReturn.Add(M3UElement.Read(tElement.ToArray(), basepath, config, activeDepth + 1));
}
else if (sline.StartsWith(Constantes.M3U8_INFO_MARKER))
{
tReturn.Add(M3U8Element.Read(tElement.ToArray(), basepath, config, activeDepth + 1));
}
tElement = new List <string>();
}
index++;
}
if (m3UPlaylist != null)
{
m3UPlaylist.AddRange(tReturn.ToArray());
}
return(tReturn.ToArray());
}
public void TestItemList()
{
var input =
@"#EXTM3U
#EXT-X-VERSION:3
#EXT-X-TARGETDURATION:6
#EXT-X-MEDIA-SEQUENCE:297252
#EXT-X-PROGRAM-DATE-TIME:2018-02-11T00:19:08.595Z
#EXT-X-KEY:METHOD=AES-128,URI=""testA"",IV=0x4F8C178221D11047303F0D1F08D27502
#EXTINF:5,
042/00/19/08_595.ts
#EXT-X-KEY:METHOD=AES-128,URI=""testB"",IV=0x83062521FA3B76DF3F9815F1E5B8E4E3
#EXTINF:5,
042/00/20/03_595.ts";
var list = M3UPlaylist.Parse(input);
Assert.NotNull(list);
Assert.Empty(list.StreamItems);
Assert.Equal(2, list.VideoItems.Count);
Assert.Equal(297252, list.MediaSequence);
var itemA = list.VideoItems[0];
Assert.NotNull(itemA.Key);
Assert.Equal("AES-128", itemA.Key.Method);
Assert.Equal("testA", itemA.Key.Uri);
Assert.Equal(new byte[] { 0x4F, 0x8C, 0x17, 0x82, 0x21, 0xD1, 0x10, 0x47, 0x30, 0x3f, 0x0d, 0x1f, 0x8, 0xd2, 0x75, 0x02 }, itemA.Key.IV);
Assert.Equal("042/00/19/08_595.ts", itemA.Path);
Assert.Equal(297252, itemA.Sequence);
var itemB = list.VideoItems[1];
Assert.NotNull(itemB.Key);
Assert.NotEqual(itemA.Key, itemB.Key);
Assert.Equal("AES-128", itemB.Key.Method);
Assert.Equal("testB", itemB.Key.Uri);
Assert.Equal("042/00/20/03_595.ts", itemB.Path);
Assert.Equal(297253, itemB.Sequence);
Assert.Equal(2, list.Keys.Count);
}
