1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
|
using MediaBrowser.Common.IO;
using MediaBrowser.Common.MediaInfo;
using MediaBrowser.Controller;
using MediaBrowser.Controller.Dto;
using MediaBrowser.Controller.Library;
using MediaBrowser.Model.Dto;
using MediaBrowser.Model.IO;
using ServiceStack.ServiceHost;
using System;
namespace MediaBrowser.Api.Playback.Hls
{
/// <summary>
/// Class GetHlsAudioStream
/// </summary>
[Route("/Audio/{Id}/stream.m3u8", "GET")]
[Api(Description = "Gets an audio stream using HTTP live streaming.")]
public class GetHlsAudioStream : StreamRequest
{
}
/// <summary>
/// Class AudioHlsService
/// </summary>
public class AudioHlsService : BaseHlsService
{
/// <summary>
/// Initializes a new instance of the <see cref="AudioHlsService" /> class.
/// </summary>
/// <param name="appPaths">The app paths.</param>
/// <param name="userManager">The user manager.</param>
/// <param name="libraryManager">The library manager.</param>
/// <param name="isoManager">The iso manager.</param>
/// <param name="mediaEncoder">The media encoder.</param>
public AudioHlsService(IServerApplicationPaths appPaths, IUserManager userManager, ILibraryManager libraryManager, IIsoManager isoManager, IMediaEncoder mediaEncoder, IDtoService dtoService, IFileSystem fileSystem)
: base(appPaths, userManager, libraryManager, isoManager, mediaEncoder, dtoService, fileSystem)
{
}
/// <summary>
/// Gets the specified request.
/// </summary>
/// <param name="request">The request.</param>
/// <returns>System.Object.</returns>
public object Get(GetHlsAudioStream request)
{
return ProcessRequest(request);
}
/// <summary>
/// Gets the audio arguments.
/// </summary>
/// <param name="state">The state.</param>
/// <returns>System.String.</returns>
protected override string GetAudioArguments(StreamState state)
{
var codec = GetAudioCodec(state.Request);
var args = "-codec:a " + codec;
var channels = GetNumAudioChannelsParam(state.Request, state.AudioStream);
if (channels.HasValue)
{
args += " -ac " + channels.Value;
}
if (state.Request.AudioSampleRate.HasValue)
{
args += " -ar " + state.Request.AudioSampleRate.Value;
}
if (state.Request.AudioBitRate.HasValue)
{
args += " -ab " + state.Request.AudioBitRate.Value;
}
return args;
}
/// <summary>
/// Gets the video arguments.
/// </summary>
/// <param name="state">The state.</param>
/// <param name="performSubtitleConversion">if set to <c>true</c> [perform subtitle conversion].</param>
/// <returns>System.String.</returns>
protected override string GetVideoArguments(StreamState state, bool performSubtitleConversion)
{
// No video
return string.Empty;
}
/// <summary>
/// Gets the segment file extension.
/// </summary>
/// <param name="state">The state.</param>
/// <returns>System.String.</returns>
/// <exception cref="System.ArgumentException">Must specify either aac or mp3 audio codec.</exception>
/// <exception cref="System.InvalidOperationException">Only aac and mp3 audio codecs are supported.</exception>
protected override string GetSegmentFileExtension(StreamState state)
{
if (state.Request.AudioCodec == AudioCodecs.Aac)
{
return ".aac";
}
if (state.Request.AudioCodec == AudioCodecs.Mp3)
{
return ".mp3";
}
throw new ArgumentException("Must specify either aac or mp3 audio codec.");
}
/// <summary>
/// Gets the map args.
/// </summary>
/// <param name="state">The state.</param>
/// <returns>System.String.</returns>
protected override string GetMapArgs(StreamState state)
{
return string.Format("-map 0:{0}", state.AudioStream.Index);
}
}
}
|
