private PlayMethod ValidatePlayMethod(PlayMethod method, string playSessionId)
{
if (method == PlayMethod.Transcode)
{
var job = string.IsNullOrWhiteSpace(playSessionId) ? null : _transcodingJobHelper.GetTranscodingJob(playSessionId);
if (job == null)
{
return(PlayMethod.DirectPlay);
}
}
return(method);
}
public async Task <ActionResult> GetVideoStream(
[FromRoute, Required] Guid itemId,
[FromQuery] string?container,
[FromQuery] bool? @static,
[FromQuery] string? @params,
[FromQuery] string?tag,
[FromQuery] string?deviceProfileId,
[FromQuery] string?playSessionId,
[FromQuery] string?segmentContainer,
[FromQuery] int?segmentLength,
[FromQuery] int?minSegments,
[FromQuery] string?mediaSourceId,
[FromQuery] string?deviceId,
[FromQuery] string?audioCodec,
[FromQuery] bool?enableAutoStreamCopy,
[FromQuery] bool?allowVideoStreamCopy,
[FromQuery] bool?allowAudioStreamCopy,
[FromQuery] bool?breakOnNonKeyFrames,
[FromQuery] int?audioSampleRate,
[FromQuery] int?maxAudioBitDepth,
[FromQuery] int?audioBitRate,
[FromQuery] int?audioChannels,
[FromQuery] int?maxAudioChannels,
[FromQuery] string?profile,
[FromQuery] string?level,
[FromQuery] float?framerate,
[FromQuery] float?maxFramerate,
[FromQuery] bool?copyTimestamps,
[FromQuery] long?startTimeTicks,
[FromQuery] int?width,
[FromQuery] int?height,
[FromQuery] int?maxWidth,
[FromQuery] int?maxHeight,
[FromQuery] int?videoBitRate,
[FromQuery] int?subtitleStreamIndex,
[FromQuery] SubtitleDeliveryMethod?subtitleMethod,
[FromQuery] int?maxRefFrames,
[FromQuery] int?maxVideoBitDepth,
[FromQuery] bool?requireAvc,
[FromQuery] bool?deInterlace,
[FromQuery] bool?requireNonAnamorphic,
[FromQuery] int?transcodingMaxAudioChannels,
[FromQuery] int?cpuCoreLimit,
[FromQuery] string?liveStreamId,
[FromQuery] bool?enableMpegtsM2TsMode,
[FromQuery] string?videoCodec,
[FromQuery] string?subtitleCodec,
[FromQuery] string?transcodeReasons,
[FromQuery] int?audioStreamIndex,
[FromQuery] int?videoStreamIndex,
[FromQuery] EncodingContext?context,
[FromQuery] Dictionary <string, string> streamOptions)
{
var isHeadRequest = Request.Method == System.Net.WebRequestMethods.Http.Head;
// CTS lifecycle is managed internally.
var cancellationTokenSource = new CancellationTokenSource();
var streamingRequest = new VideoRequestDto
{
Id = itemId,
Container = container,
Static = @static ?? false,
Params = @params,
Tag = tag,
DeviceProfileId = deviceProfileId,
PlaySessionId = playSessionId,
SegmentContainer = segmentContainer,
SegmentLength = segmentLength,
MinSegments = minSegments,
MediaSourceId = mediaSourceId,
DeviceId = deviceId,
AudioCodec = audioCodec,
EnableAutoStreamCopy = enableAutoStreamCopy ?? true,
AllowAudioStreamCopy = allowAudioStreamCopy ?? true,
AllowVideoStreamCopy = allowVideoStreamCopy ?? true,
BreakOnNonKeyFrames = breakOnNonKeyFrames ?? false,
AudioSampleRate = audioSampleRate,
MaxAudioChannels = maxAudioChannels,
AudioBitRate = audioBitRate,
MaxAudioBitDepth = maxAudioBitDepth,
AudioChannels = audioChannels,
Profile = profile,
Level = level,
Framerate = framerate,
MaxFramerate = maxFramerate,
CopyTimestamps = copyTimestamps ?? false,
StartTimeTicks = startTimeTicks,
Width = width,
Height = height,
MaxWidth = maxWidth,
MaxHeight = maxHeight,
VideoBitRate = videoBitRate,
SubtitleStreamIndex = subtitleStreamIndex,
SubtitleMethod = subtitleMethod ?? SubtitleDeliveryMethod.Encode,
MaxRefFrames = maxRefFrames,
MaxVideoBitDepth = maxVideoBitDepth,
RequireAvc = requireAvc ?? false,
DeInterlace = deInterlace ?? false,
RequireNonAnamorphic = requireNonAnamorphic ?? false,
TranscodingMaxAudioChannels = transcodingMaxAudioChannels,
CpuCoreLimit = cpuCoreLimit,
LiveStreamId = liveStreamId,
EnableMpegtsM2TsMode = enableMpegtsM2TsMode ?? false,
VideoCodec = videoCodec,
SubtitleCodec = subtitleCodec,
TranscodeReasons = transcodeReasons,
AudioStreamIndex = audioStreamIndex,
VideoStreamIndex = videoStreamIndex,
Context = context ?? EncodingContext.Streaming,
StreamOptions = streamOptions
};
using var state = await StreamingHelpers.GetStreamingState(
streamingRequest,
Request,
_authContext,
_mediaSourceManager,
_userManager,
_libraryManager,
_serverConfigurationManager,
_mediaEncoder,
_encodingHelper,
_dlnaManager,
_deviceManager,
_transcodingJobHelper,
_transcodingJobType,
cancellationTokenSource.Token)
.ConfigureAwait(false);
if (@static.HasValue && @static.Value && state.DirectStreamProvider != null)
{
StreamingHelpers.AddDlnaHeaders(state, Response.Headers, true, startTimeTicks, Request, _dlnaManager);
await new ProgressiveFileCopier(state.DirectStreamProvider, null, _transcodingJobHelper, CancellationToken.None)
{
AllowEndOfFile = false
}.WriteToAsync(Response.Body, CancellationToken.None)
.ConfigureAwait(false);
// TODO (moved from MediaBrowser.Api): Don't hardcode contentType
return(File(Response.Body, MimeTypes.GetMimeType("file.ts") !));
}
// Static remote stream
if (@static.HasValue && @static.Value && state.InputProtocol == MediaProtocol.Http)
{
StreamingHelpers.AddDlnaHeaders(state, Response.Headers, true, startTimeTicks, Request, _dlnaManager);
var httpClient = _httpClientFactory.CreateClient(NamedClient.Default);
return(await FileStreamResponseHelpers.GetStaticRemoteStreamResult(state, isHeadRequest, httpClient, HttpContext).ConfigureAwait(false));
}
if (@static.HasValue && @static.Value && state.InputProtocol != MediaProtocol.File)
{
return(BadRequest($"Input protocol {state.InputProtocol} cannot be streamed statically"));
}
var outputPath = state.OutputFilePath;
var outputPathExists = System.IO.File.Exists(outputPath);
var transcodingJob = _transcodingJobHelper.GetTranscodingJob(outputPath, TranscodingJobType.Progressive);
var isTranscodeCached = outputPathExists && transcodingJob != null;
StreamingHelpers.AddDlnaHeaders(state, Response.Headers, (@static.HasValue && @static.Value) || isTranscodeCached, startTimeTicks, Request, _dlnaManager);
// Static stream
if (@static.HasValue && @static.Value)
{
var contentType = state.GetMimeType("." + state.OutputContainer, false) ?? state.GetMimeType(state.MediaPath);
if (state.MediaSource.IsInfiniteStream)
{
await new ProgressiveFileCopier(state.MediaPath, null, _transcodingJobHelper, CancellationToken.None)
{
AllowEndOfFile = false
}.WriteToAsync(Response.Body, CancellationToken.None)
.ConfigureAwait(false);
return(File(Response.Body, contentType));
}
return(FileStreamResponseHelpers.GetStaticFileResult(
state.MediaPath,
contentType,
isHeadRequest,
HttpContext));
}
// Need to start ffmpeg (because media can't be returned directly)
var encodingOptions = _serverConfigurationManager.GetEncodingOptions();
var ffmpegCommandLineArguments = _encodingHelper.GetProgressiveVideoFullCommandLine(state, encodingOptions, outputPath, "superfast");
return(await FileStreamResponseHelpers.GetTranscodedFile(
state,
isHeadRequest,
HttpContext,
_transcodingJobHelper,
ffmpegCommandLineArguments,
_transcodingJobType,
cancellationTokenSource).ConfigureAwait(false));
}
