87 lines
2.8 KiB
C#
87 lines
2.8 KiB
C#
using MediaBrowser.Controller;
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using ServiceStack.ServiceHost;
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using System.Collections.Generic;
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namespace MediaBrowser.Api.Playback.Progressive
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{
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/// <summary>
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/// Class GetAudioStream
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/// </summary>
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[Route("/Audio/{Id}.mp3", "GET")]
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[Route("/Audio/{Id}.wma", "GET")]
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[Route("/Audio/{Id}.aac", "GET")]
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[Route("/Audio/{Id}.flac", "GET")]
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[Route("/Audio/{Id}.ogg", "GET")]
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[Route("/Audio/{Id}", "GET")]
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public class GetAudioStream : StreamRequest
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{
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}
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/// <summary>
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/// Class AudioService
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/// </summary>
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public class AudioService : BaseProgressiveStreamingService
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{
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/// <summary>
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/// Initializes a new instance of the <see cref="BaseProgressiveStreamingService" /> class.
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/// </summary>
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/// <param name="appPaths">The app paths.</param>
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public AudioService(IServerApplicationPaths appPaths)
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: base(appPaths)
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{
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}
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/// <summary>
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/// Gets the specified request.
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/// </summary>
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/// <param name="request">The request.</param>
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/// <returns>System.Object.</returns>
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public object Get(GetAudioStream request)
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{
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return ProcessRequest(request);
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}
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/// <summary>
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/// Gets the command line arguments.
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/// </summary>
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/// <param name="outputPath">The output path.</param>
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/// <param name="state">The state.</param>
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/// <returns>System.String.</returns>
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/// <exception cref="System.InvalidOperationException">Only aac and mp3 audio codecs are supported.</exception>
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protected override string GetCommandLineArguments(string outputPath, StreamState state)
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{
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var request = state.Request;
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var audioTranscodeParams = new List<string>();
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if (request.AudioBitRate.HasValue)
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{
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audioTranscodeParams.Add("-ab " + request.AudioBitRate.Value);
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}
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var channels = GetNumAudioChannelsParam(request, state.AudioStream);
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if (channels.HasValue)
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{
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audioTranscodeParams.Add("-ac " + channels.Value);
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}
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if (request.AudioSampleRate.HasValue)
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{
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audioTranscodeParams.Add("-ar " + request.AudioSampleRate.Value);
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}
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const string vn = " -vn";
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return string.Format("{0} -i {1}{2} -threads 0{5} {3} -id3v2_version 3 -write_id3v1 1 \"{4}\"",
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GetFastSeekCommandLineParameter(request),
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GetInputArgument(state.Item, state.IsoMount),
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GetSlowSeekCommandLineParameter(request),
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string.Join(" ", audioTranscodeParams.ToArray()),
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outputPath,
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vn).Trim();
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}
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}
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}
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