jellyfin/MediaBrowser.Api/Playback/Progressive/AudioService.cs
2014-01-10 08:52:01 -05:00

118 lines
4.3 KiB
C#

using MediaBrowser.Common.IO;
using MediaBrowser.Common.MediaInfo;
using MediaBrowser.Controller.Configuration;
using MediaBrowser.Controller.Drawing;
using MediaBrowser.Controller.Dto;
using MediaBrowser.Controller.Library;
using MediaBrowser.Controller.LiveTv;
using MediaBrowser.Controller.Persistence;
using MediaBrowser.Model.IO;
using ServiceStack;
using System.Collections.Generic;
namespace MediaBrowser.Api.Playback.Progressive
{
/// <summary>
/// Class GetAudioStream
/// </summary>
[Route("/Audio/{Id}/stream.mp3", "GET")]
[Route("/Audio/{Id}/stream.wma", "GET")]
[Route("/Audio/{Id}/stream.aac", "GET")]
[Route("/Audio/{Id}/stream.flac", "GET")]
[Route("/Audio/{Id}/stream.ogg", "GET")]
[Route("/Audio/{Id}/stream.oga", "GET")]
[Route("/Audio/{Id}/stream.webm", "GET")]
[Route("/Audio/{Id}/stream", "GET")]
[Route("/Audio/{Id}/stream.mp3", "HEAD")]
[Route("/Audio/{Id}/stream.wma", "HEAD")]
[Route("/Audio/{Id}/stream.aac", "HEAD")]
[Route("/Audio/{Id}/stream.flac", "HEAD")]
[Route("/Audio/{Id}/stream.ogg", "HEAD")]
[Route("/Audio/{Id}/stream.oga", "HEAD")]
[Route("/Audio/{Id}/stream.webm", "HEAD")]
[Route("/Audio/{Id}/stream", "HEAD")]
[Api(Description = "Gets an audio stream")]
public class GetAudioStream : StreamRequest
{
}
/// <summary>
/// Class AudioService
/// </summary>
public class AudioService : BaseProgressiveStreamingService
{
public AudioService(IServerConfigurationManager serverConfig, IUserManager userManager, ILibraryManager libraryManager, IIsoManager isoManager, IMediaEncoder mediaEncoder, IDtoService dtoService, IFileSystem fileSystem, IItemRepository itemRepository, ILiveTvManager liveTvManager, IImageProcessor imageProcessor)
: base(serverConfig, userManager, libraryManager, isoManager, mediaEncoder, dtoService, fileSystem, itemRepository, liveTvManager, imageProcessor)
{
}
/// <summary>
/// Gets the specified request.
/// </summary>
/// <param name="request">The request.</param>
/// <returns>System.Object.</returns>
public object Get(GetAudioStream request)
{
return ProcessRequest(request, false);
}
/// <summary>
/// Gets the specified request.
/// </summary>
/// <param name="request">The request.</param>
/// <returns>System.Object.</returns>
public object Head(GetAudioStream request)
{
return ProcessRequest(request, true);
}
/// <summary>
/// Gets the command line arguments.
/// </summary>
/// <param name="outputPath">The output path.</param>
/// <param name="state">The state.</param>
/// <param name="performSubtitleConversions">if set to <c>true</c> [perform subtitle conversions].</param>
/// <returns>System.String.</returns>
/// <exception cref="System.InvalidOperationException">Only aac and mp3 audio codecs are supported.</exception>
protected override string GetCommandLineArguments(string outputPath, StreamState state, bool performSubtitleConversions)
{
var request = state.Request;
var audioTranscodeParams = new List<string>();
var bitrate = GetAudioBitrateParam(state);
if (bitrate.HasValue)
{
audioTranscodeParams.Add("-ab " + bitrate.Value.ToString(UsCulture));
}
var channels = GetNumAudioChannelsParam(request, state.AudioStream);
if (channels.HasValue)
{
audioTranscodeParams.Add("-ac " + channels.Value);
}
if (request.AudioSampleRate.HasValue)
{
audioTranscodeParams.Add("-ar " + request.AudioSampleRate.Value);
}
const string vn = " -vn";
var threads = GetNumberOfThreads(false);
return string.Format("{0} -i {1}{2} -threads {3}{4} {5} -id3v2_version 3 -write_id3v1 1 \"{6}\"",
GetFastSeekCommandLineParameter(request),
GetInputArgument(state),
GetSlowSeekCommandLineParameter(request),
threads,
vn,
string.Join(" ", audioTranscodeParams.ToArray()),
outputPath).Trim();
}
}
}