jellyfin/Jellyfin.Api/Controllers/MediaInfoController.cs
2020-12-10 11:36:58 -07:00

338 lines
16 KiB
C#

using System;
using System.Buffers;
using System.ComponentModel.DataAnnotations;
using System.Linq;
using System.Net.Mime;
using System.Threading.Tasks;
using Jellyfin.Api.Attributes;
using Jellyfin.Api.Constants;
using Jellyfin.Api.Helpers;
using Jellyfin.Api.Models.MediaInfoDtos;
using MediaBrowser.Common.Extensions;
using MediaBrowser.Controller.Devices;
using MediaBrowser.Controller.Library;
using MediaBrowser.Controller.Net;
using MediaBrowser.Model.Dlna;
using MediaBrowser.Model.MediaInfo;
using Microsoft.AspNetCore.Authorization;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc;
using Microsoft.AspNetCore.Mvc.ModelBinding;
using Microsoft.Extensions.Logging;
namespace Jellyfin.Api.Controllers
{
/// <summary>
/// The media info controller.
/// </summary>
[Route("")]
[Authorize(Policy = Policies.DefaultAuthorization)]
public class MediaInfoController : BaseJellyfinApiController
{
private readonly IMediaSourceManager _mediaSourceManager;
private readonly IDeviceManager _deviceManager;
private readonly ILibraryManager _libraryManager;
private readonly IAuthorizationContext _authContext;
private readonly ILogger<MediaInfoController> _logger;
private readonly MediaInfoHelper _mediaInfoHelper;
/// <summary>
/// Initializes a new instance of the <see cref="MediaInfoController"/> class.
/// </summary>
/// <param name="mediaSourceManager">Instance of the <see cref="IMediaSourceManager"/> interface.</param>
/// <param name="deviceManager">Instance of the <see cref="IDeviceManager"/> interface.</param>
/// <param name="libraryManager">Instance of the <see cref="ILibraryManager"/> interface.</param>
/// <param name="authContext">Instance of the <see cref="IAuthorizationContext"/> interface.</param>
/// <param name="logger">Instance of the <see cref="ILogger{MediaInfoController}"/> interface.</param>
/// <param name="mediaInfoHelper">Instance of the <see cref="MediaInfoHelper"/>.</param>
public MediaInfoController(
IMediaSourceManager mediaSourceManager,
IDeviceManager deviceManager,
ILibraryManager libraryManager,
IAuthorizationContext authContext,
ILogger<MediaInfoController> logger,
MediaInfoHelper mediaInfoHelper)
{
_mediaSourceManager = mediaSourceManager;
_deviceManager = deviceManager;
_libraryManager = libraryManager;
_authContext = authContext;
_logger = logger;
_mediaInfoHelper = mediaInfoHelper;
}
/// <summary>
/// Gets live playback media info for an item.
/// </summary>
/// <param name="itemId">The item id.</param>
/// <param name="userId">The user id.</param>
/// <response code="200">Playback info returned.</response>
/// <returns>A <see cref="Task"/> containing a <see cref="PlaybackInfoResponse"/> with the playback information.</returns>
[HttpGet("Items/{itemId}/PlaybackInfo")]
[ProducesResponseType(StatusCodes.Status200OK)]
public async Task<ActionResult<PlaybackInfoResponse>> GetPlaybackInfo([FromRoute, Required] Guid itemId, [FromQuery, Required] Guid userId)
{
return await _mediaInfoHelper.GetPlaybackInfo(
itemId,
userId)
.ConfigureAwait(false);
}
/// <summary>
/// Gets live playback media info for an item.
/// </summary>
/// <remarks>
/// For backwards compatibility parameters can be sent via Query or Body, with Query having higher precedence.
/// </remarks>
/// <param name="itemId">The item id.</param>
/// <param name="userId">The user id.</param>
/// <param name="maxStreamingBitrate">The maximum streaming bitrate.</param>
/// <param name="startTimeTicks">The start time in ticks.</param>
/// <param name="audioStreamIndex">The audio stream index.</param>
/// <param name="subtitleStreamIndex">The subtitle stream index.</param>
/// <param name="maxAudioChannels">The maximum number of audio channels.</param>
/// <param name="mediaSourceId">The media source id.</param>
/// <param name="liveStreamId">The livestream id.</param>
/// <param name="autoOpenLiveStream">Whether to auto open the livestream.</param>
/// <param name="enableDirectPlay">Whether to enable direct play. Default: true.</param>
/// <param name="enableDirectStream">Whether to enable direct stream. Default: true.</param>
/// <param name="enableTranscoding">Whether to enable transcoding. Default: true.</param>
/// <param name="allowVideoStreamCopy">Whether to allow to copy the video stream. Default: true.</param>
/// <param name="allowAudioStreamCopy">Whether to allow to copy the audio stream. Default: true.</param>
/// <param name="playbackInfoDto">The playback info.</param>
/// <response code="200">Playback info returned.</response>
/// <returns>A <see cref="Task"/> containing a <see cref="PlaybackInfoResponse"/> with the playback info.</returns>
[HttpPost("Items/{itemId}/PlaybackInfo")]
[ProducesResponseType(StatusCodes.Status200OK)]
public async Task<ActionResult<PlaybackInfoResponse>> GetPostedPlaybackInfo(
[FromRoute, Required] Guid itemId,
[FromQuery] Guid? userId,
[FromQuery] int? maxStreamingBitrate,
[FromQuery] long? startTimeTicks,
[FromQuery] int? audioStreamIndex,
[FromQuery] int? subtitleStreamIndex,
[FromQuery] int? maxAudioChannels,
[FromQuery] string? mediaSourceId,
[FromQuery] string? liveStreamId,
[FromQuery] bool? autoOpenLiveStream,
[FromQuery] bool? enableDirectPlay,
[FromQuery] bool? enableDirectStream,
[FromQuery] bool? enableTranscoding,
[FromQuery] bool? allowVideoStreamCopy,
[FromQuery] bool? allowAudioStreamCopy,
[FromBody(EmptyBodyBehavior = EmptyBodyBehavior.Allow)] PlaybackInfoDto? playbackInfoDto)
{
var authInfo = _authContext.GetAuthorizationInfo(Request);
var profile = playbackInfoDto?.DeviceProfile;
_logger.LogInformation("GetPostedPlaybackInfo profile: {@Profile}", profile);
if (profile == null)
{
var caps = _deviceManager.GetCapabilities(authInfo.DeviceId);
if (caps != null)
{
profile = caps.DeviceProfile;
}
}
// Copy params from posted body
// TODO clean up when breaking API compatibility.
userId ??= playbackInfoDto?.UserId;
maxStreamingBitrate ??= playbackInfoDto?.MaxStreamingBitrate;
startTimeTicks ??= playbackInfoDto?.StartTimeTicks;
audioStreamIndex ??= playbackInfoDto?.AudioStreamIndex;
subtitleStreamIndex ??= playbackInfoDto?.SubtitleStreamIndex;
maxAudioChannels ??= playbackInfoDto?.MaxAudioChannels;
mediaSourceId ??= playbackInfoDto?.MediaSourceId;
liveStreamId ??= playbackInfoDto?.LiveStreamId;
autoOpenLiveStream ??= playbackInfoDto?.AutoOpenLiveStream ?? false;
enableDirectPlay ??= playbackInfoDto?.EnableDirectPlay ?? true;
enableDirectStream ??= playbackInfoDto?.EnableDirectStream ?? true;
enableTranscoding ??= playbackInfoDto?.EnableTranscoding ?? true;
allowVideoStreamCopy ??= playbackInfoDto?.AllowVideoStreamCopy ?? true;
allowAudioStreamCopy ??= playbackInfoDto?.AllowAudioStreamCopy ?? true;
var info = await _mediaInfoHelper.GetPlaybackInfo(
itemId,
userId,
mediaSourceId,
liveStreamId)
.ConfigureAwait(false);
if (profile != null)
{
// set device specific data
var item = _libraryManager.GetItemById(itemId);
foreach (var mediaSource in info.MediaSources)
{
_mediaInfoHelper.SetDeviceSpecificData(
item,
mediaSource,
profile,
authInfo,
maxStreamingBitrate ?? profile.MaxStreamingBitrate,
startTimeTicks ?? 0,
mediaSourceId ?? string.Empty,
audioStreamIndex,
subtitleStreamIndex,
maxAudioChannels,
info!.PlaySessionId!,
userId ?? Guid.Empty,
enableDirectPlay.Value,
enableDirectStream.Value,
enableTranscoding.Value,
allowVideoStreamCopy.Value,
allowAudioStreamCopy.Value,
Request.HttpContext.GetNormalizedRemoteIp());
}
_mediaInfoHelper.SortMediaSources(info, maxStreamingBitrate);
}
if (autoOpenLiveStream.Value)
{
var mediaSource = string.IsNullOrWhiteSpace(mediaSourceId) ? info.MediaSources[0] : info.MediaSources.FirstOrDefault(i => string.Equals(i.Id, mediaSourceId, StringComparison.Ordinal));
if (mediaSource != null && mediaSource.RequiresOpening && string.IsNullOrWhiteSpace(mediaSource.LiveStreamId))
{
var openStreamResult = await _mediaInfoHelper.OpenMediaSource(
Request,
new LiveStreamRequest
{
AudioStreamIndex = audioStreamIndex,
DeviceProfile = playbackInfoDto?.DeviceProfile,
EnableDirectPlay = enableDirectPlay.Value,
EnableDirectStream = enableDirectStream.Value,
ItemId = itemId,
MaxAudioChannels = maxAudioChannels,
MaxStreamingBitrate = maxStreamingBitrate,
PlaySessionId = info.PlaySessionId,
StartTimeTicks = startTimeTicks,
SubtitleStreamIndex = subtitleStreamIndex,
UserId = userId ?? Guid.Empty,
OpenToken = mediaSource.OpenToken
}).ConfigureAwait(false);
info.MediaSources = new[] { openStreamResult.MediaSource };
}
}
if (info.MediaSources != null)
{
foreach (var mediaSource in info.MediaSources)
{
_mediaInfoHelper.NormalizeMediaSourceContainer(mediaSource, profile!, DlnaProfileType.Video);
}
}
return info;
}
/// <summary>
/// Opens a media source.
/// </summary>
/// <param name="openToken">The open token.</param>
/// <param name="userId">The user id.</param>
/// <param name="playSessionId">The play session id.</param>
/// <param name="maxStreamingBitrate">The maximum streaming bitrate.</param>
/// <param name="startTimeTicks">The start time in ticks.</param>
/// <param name="audioStreamIndex">The audio stream index.</param>
/// <param name="subtitleStreamIndex">The subtitle stream index.</param>
/// <param name="maxAudioChannels">The maximum number of audio channels.</param>
/// <param name="itemId">The item id.</param>
/// <param name="openLiveStreamDto">The open live stream dto.</param>
/// <param name="enableDirectPlay">Whether to enable direct play. Default: true.</param>
/// <param name="enableDirectStream">Whether to enable direct stream. Default: true.</param>
/// <response code="200">Media source opened.</response>
/// <returns>A <see cref="Task"/> containing a <see cref="LiveStreamResponse"/>.</returns>
[HttpPost("LiveStreams/Open")]
[ProducesResponseType(StatusCodes.Status200OK)]
public async Task<ActionResult<LiveStreamResponse>> OpenLiveStream(
[FromQuery] string? openToken,
[FromQuery] Guid? userId,
[FromQuery] string? playSessionId,
[FromQuery] int? maxStreamingBitrate,
[FromQuery] long? startTimeTicks,
[FromQuery] int? audioStreamIndex,
[FromQuery] int? subtitleStreamIndex,
[FromQuery] int? maxAudioChannels,
[FromQuery] Guid? itemId,
[FromBody] OpenLiveStreamDto openLiveStreamDto,
[FromQuery] bool enableDirectPlay = true,
[FromQuery] bool enableDirectStream = true)
{
var request = new LiveStreamRequest
{
OpenToken = openToken,
UserId = userId ?? Guid.Empty,
PlaySessionId = playSessionId,
MaxStreamingBitrate = maxStreamingBitrate,
StartTimeTicks = startTimeTicks,
AudioStreamIndex = audioStreamIndex,
SubtitleStreamIndex = subtitleStreamIndex,
MaxAudioChannels = maxAudioChannels,
ItemId = itemId ?? Guid.Empty,
DeviceProfile = openLiveStreamDto?.DeviceProfile,
EnableDirectPlay = enableDirectPlay,
EnableDirectStream = enableDirectStream,
DirectPlayProtocols = openLiveStreamDto?.DirectPlayProtocols ?? new[] { MediaProtocol.Http }
};
return await _mediaInfoHelper.OpenMediaSource(Request, request).ConfigureAwait(false);
}
/// <summary>
/// Closes a media source.
/// </summary>
/// <param name="liveStreamId">The livestream id.</param>
/// <response code="204">Livestream closed.</response>
/// <returns>A <see cref="NoContentResult"/> indicating success.</returns>
[HttpPost("LiveStreams/Close")]
[ProducesResponseType(StatusCodes.Status204NoContent)]
public async Task<ActionResult> CloseLiveStream([FromQuery, Required] string liveStreamId)
{
await _mediaSourceManager.CloseLiveStream(liveStreamId).ConfigureAwait(false);
return NoContent();
}
/// <summary>
/// Tests the network with a request with the size of the bitrate.
/// </summary>
/// <param name="size">The bitrate. Defaults to 102400.</param>
/// <response code="200">Test buffer returned.</response>
/// <response code="400">Size has to be a numer between 0 and 10,000,000.</response>
/// <returns>A <see cref="FileResult"/> with specified bitrate.</returns>
[HttpGet("Playback/BitrateTest")]
[ProducesResponseType(StatusCodes.Status200OK)]
[ProducesResponseType(StatusCodes.Status400BadRequest)]
[Produces(MediaTypeNames.Application.Octet)]
[ProducesFile(MediaTypeNames.Application.Octet)]
public ActionResult GetBitrateTestBytes([FromQuery] int size = 102400)
{
const int MaxSize = 10_000_000;
if (size <= 0)
{
return BadRequest($"The requested size ({size}) is equal to or smaller than 0.");
}
if (size > MaxSize)
{
return BadRequest($"The requested size ({size}) is larger than the max allowed value ({MaxSize}).");
}
byte[] buffer = ArrayPool<byte>.Shared.Rent(size);
try
{
new Random().NextBytes(buffer);
return File(buffer, MediaTypeNames.Application.Octet);
}
finally
{
ArrayPool<byte>.Shared.Return(buffer);
}
}
}
}