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
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
|
using System.IO;
using System.Net.Http;
using System.Threading;
using System.Threading.Tasks;
using Jellyfin.Api.Models.StreamingDtos;
using MediaBrowser.Common.Configuration;
using MediaBrowser.Common.Extensions;
using MediaBrowser.Common.Net;
using MediaBrowser.Controller.Configuration;
using MediaBrowser.Controller.Devices;
using MediaBrowser.Controller.Dlna;
using MediaBrowser.Controller.Library;
using MediaBrowser.Controller.MediaEncoding;
using MediaBrowser.Model.MediaInfo;
using MediaBrowser.Model.Net;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc;
namespace Jellyfin.Api.Helpers;
/// <summary>
/// Audio helper.
/// </summary>
public class AudioHelper
{
private readonly IDlnaManager _dlnaManager;
private readonly IUserManager _userManager;
private readonly ILibraryManager _libraryManager;
private readonly IMediaSourceManager _mediaSourceManager;
private readonly IServerConfigurationManager _serverConfigurationManager;
private readonly IMediaEncoder _mediaEncoder;
private readonly IDeviceManager _deviceManager;
private readonly TranscodingJobHelper _transcodingJobHelper;
private readonly IHttpClientFactory _httpClientFactory;
private readonly IHttpContextAccessor _httpContextAccessor;
private readonly EncodingHelper _encodingHelper;
/// <summary>
/// Initializes a new instance of the <see cref="AudioHelper"/> class.
/// </summary>
/// <param name="dlnaManager">Instance of the <see cref="IDlnaManager"/> interface.</param>
/// <param name="userManager">Instance of the <see cref="IUserManager"/> interface.</param>
/// <param name="libraryManager">Instance of the <see cref="ILibraryManager"/> interface.</param>
/// <param name="mediaSourceManager">Instance of the <see cref="IMediaSourceManager"/> interface.</param>
/// <param name="serverConfigurationManager">Instance of the <see cref="IServerConfigurationManager"/> interface.</param>
/// <param name="mediaEncoder">Instance of the <see cref="IMediaEncoder"/> interface.</param>
/// <param name="deviceManager">Instance of the <see cref="IDeviceManager"/> interface.</param>
/// <param name="transcodingJobHelper">Instance of <see cref="TranscodingJobHelper"/>.</param>
/// <param name="httpClientFactory">Instance of the <see cref="IHttpClientFactory"/> interface.</param>
/// <param name="httpContextAccessor">Instance of the <see cref="IHttpContextAccessor"/> interface.</param>
/// <param name="encodingHelper">Instance of <see cref="EncodingHelper"/>.</param>
public AudioHelper(
IDlnaManager dlnaManager,
IUserManager userManager,
ILibraryManager libraryManager,
IMediaSourceManager mediaSourceManager,
IServerConfigurationManager serverConfigurationManager,
IMediaEncoder mediaEncoder,
IDeviceManager deviceManager,
TranscodingJobHelper transcodingJobHelper,
IHttpClientFactory httpClientFactory,
IHttpContextAccessor httpContextAccessor,
EncodingHelper encodingHelper)
{
_dlnaManager = dlnaManager;
_userManager = userManager;
_libraryManager = libraryManager;
_mediaSourceManager = mediaSourceManager;
_serverConfigurationManager = serverConfigurationManager;
_mediaEncoder = mediaEncoder;
_deviceManager = deviceManager;
_transcodingJobHelper = transcodingJobHelper;
_httpClientFactory = httpClientFactory;
_httpContextAccessor = httpContextAccessor;
_encodingHelper = encodingHelper;
}
/// <summary>
/// Get audio stream.
/// </summary>
/// <param name="transcodingJobType">Transcoding job type.</param>
/// <param name="streamingRequest">Streaming controller.Request dto.</param>
/// <returns>A <see cref="Task"/> containing the resulting <see cref="ActionResult"/>.</returns>
public async Task<ActionResult> GetAudioStream(
TranscodingJobType transcodingJobType,
StreamingRequestDto streamingRequest)
{
if (_httpContextAccessor.HttpContext is null)
{
throw new ResourceNotFoundException(nameof(_httpContextAccessor.HttpContext));
}
bool isHeadRequest = _httpContextAccessor.HttpContext.Request.Method == System.Net.WebRequestMethods.Http.Head;
// CTS lifecycle is managed internally.
var cancellationTokenSource = new CancellationTokenSource();
using var state = await StreamingHelpers.GetStreamingState(
streamingRequest,
_httpContextAccessor.HttpContext,
_mediaSourceManager,
_userManager,
_libraryManager,
_serverConfigurationManager,
_mediaEncoder,
_encodingHelper,
_dlnaManager,
_deviceManager,
_transcodingJobHelper,
transcodingJobType,
cancellationTokenSource.Token)
.ConfigureAwait(false);
if (streamingRequest.Static && state.DirectStreamProvider is not null)
{
StreamingHelpers.AddDlnaHeaders(state, _httpContextAccessor.HttpContext.Response.Headers, true, streamingRequest.StartTimeTicks, _httpContextAccessor.HttpContext.Request, _dlnaManager);
var liveStreamInfo = _mediaSourceManager.GetLiveStreamInfo(streamingRequest.LiveStreamId);
if (liveStreamInfo is null)
{
throw new FileNotFoundException();
}
var liveStream = new ProgressiveFileStream(liveStreamInfo.GetStream());
// TODO (moved from MediaBrowser.Api): Don't hardcode contentType
return new FileStreamResult(liveStream, MimeTypes.GetMimeType("file.ts"));
}
// Static remote stream
if (streamingRequest.Static && state.InputProtocol == MediaProtocol.Http)
{
StreamingHelpers.AddDlnaHeaders(state, _httpContextAccessor.HttpContext.Response.Headers, true, streamingRequest.StartTimeTicks, _httpContextAccessor.HttpContext.Request, _dlnaManager);
var httpClient = _httpClientFactory.CreateClient(NamedClient.Default);
return await FileStreamResponseHelpers.GetStaticRemoteStreamResult(state, httpClient, _httpContextAccessor.HttpContext).ConfigureAwait(false);
}
if (streamingRequest.Static && state.InputProtocol != MediaProtocol.File)
{
return new BadRequestObjectResult($"Input protocol {state.InputProtocol} cannot be streamed statically");
}
var outputPath = state.OutputFilePath;
var outputPathExists = File.Exists(outputPath);
var transcodingJob = _transcodingJobHelper.GetTranscodingJob(outputPath, TranscodingJobType.Progressive);
var isTranscodeCached = outputPathExists && transcodingJob is not null;
StreamingHelpers.AddDlnaHeaders(state, _httpContextAccessor.HttpContext.Response.Headers, streamingRequest.Static || isTranscodeCached, streamingRequest.StartTimeTicks, _httpContextAccessor.HttpContext.Request, _dlnaManager);
// Static stream
if (streamingRequest.Static)
{
var contentType = state.GetMimeType("." + state.OutputContainer, false) ?? state.GetMimeType(state.MediaPath);
if (state.MediaSource.IsInfiniteStream)
{
var stream = new ProgressiveFileStream(state.MediaPath, null, _transcodingJobHelper);
return new FileStreamResult(stream, contentType);
}
return FileStreamResponseHelpers.GetStaticFileResult(
state.MediaPath,
contentType);
}
// Need to start ffmpeg (because media can't be returned directly)
var encodingOptions = _serverConfigurationManager.GetEncodingOptions();
var ffmpegCommandLineArguments = _encodingHelper.GetProgressiveAudioFullCommandLine(state, encodingOptions, outputPath);
return await FileStreamResponseHelpers.GetTranscodedFile(
state,
isHeadRequest,
_httpContextAccessor.HttpContext,
_transcodingJobHelper,
ffmpegCommandLineArguments,
transcodingJobType,
cancellationTokenSource).ConfigureAwait(false);
}
}
|
