mirror of
https://github.com/jellyfin/jellyfin.git
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205 lines
7.4 KiB
C#
205 lines
7.4 KiB
C#
using MediaBrowser.Model.MediaInfo;
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using System.Collections.Generic;
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namespace MediaBrowser.Model.Dlna
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{
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public class ContentFeatureBuilder
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{
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private readonly DeviceProfile _profile;
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public ContentFeatureBuilder(DeviceProfile profile)
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{
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_profile = profile;
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}
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public string BuildImageHeader(string container,
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int? width,
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int? height)
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{
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string orgOp = ";DLNA.ORG_OP=" + DlnaMaps.GetImageOrgOpValue();
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// 0 = native, 1 = transcoded
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const string orgCi = ";DLNA.ORG_CI=0";
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DlnaFlags flagValue = DlnaFlags.StreamingTransferMode |
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DlnaFlags.BackgroundTransferMode |
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DlnaFlags.DlnaV15;
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string dlnaflags = string.Format(";DLNA.ORG_FLAGS={0}",
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DlnaMaps.FlagsToString(flagValue));
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ResponseProfile mediaProfile = _profile.GetImageMediaProfile(container,
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width,
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height);
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string orgPn = mediaProfile == null ? null : mediaProfile.OrgPn;
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if (string.IsNullOrEmpty(orgPn))
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{
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orgPn = GetImageOrgPnValue(container, width, height);
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}
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string contentFeatures = string.IsNullOrEmpty(orgPn) ? string.Empty : "DLNA.ORG_PN=" + orgPn;
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return (contentFeatures + orgOp + orgCi + dlnaflags).Trim(';');
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}
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public string BuildAudioHeader(string container,
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string audioCodec,
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int? audioBitrate,
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int? audioSampleRate,
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int? audioChannels,
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bool isDirectStream,
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long? runtimeTicks,
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TranscodeSeekInfo transcodeSeekInfo)
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{
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// first bit means Time based seek supported, second byte range seek supported (not sure about the order now), so 01 = only byte seek, 10 = time based, 11 = both, 00 = none
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string orgOp = ";DLNA.ORG_OP=" + DlnaMaps.GetOrgOpValue(runtimeTicks.HasValue, isDirectStream, transcodeSeekInfo);
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// 0 = native, 1 = transcoded
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string orgCi = isDirectStream ? ";DLNA.ORG_CI=0" : ";DLNA.ORG_CI=1";
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DlnaFlags flagValue = DlnaFlags.StreamingTransferMode |
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DlnaFlags.BackgroundTransferMode |
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DlnaFlags.DlnaV15;
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if (isDirectStream)
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{
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//flagValue = flagValue | DlnaFlags.DLNA_ORG_FLAG_BYTE_BASED_SEEK;
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}
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else if (runtimeTicks.HasValue)
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{
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//flagValue = flagValue | DlnaFlags.DLNA_ORG_FLAG_TIME_BASED_SEEK;
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}
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string dlnaflags = string.Format(";DLNA.ORG_FLAGS={0}",
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DlnaMaps.FlagsToString(flagValue));
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ResponseProfile mediaProfile = _profile.GetAudioMediaProfile(container,
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audioCodec,
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audioChannels,
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audioBitrate);
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string orgPn = mediaProfile == null ? null : mediaProfile.OrgPn;
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if (string.IsNullOrEmpty(orgPn))
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{
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orgPn = GetAudioOrgPnValue(container, audioBitrate, audioSampleRate, audioChannels);
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}
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string contentFeatures = string.IsNullOrEmpty(orgPn) ? string.Empty : "DLNA.ORG_PN=" + orgPn;
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return (contentFeatures + orgOp + orgCi + dlnaflags).Trim(';');
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}
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public string BuildVideoHeader(string container,
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string videoCodec,
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string audioCodec,
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int? width,
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int? height,
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int? bitDepth,
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int? videoBitrate,
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int? audioChannels,
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int? audioBitrate,
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TransportStreamTimestamp timestamp,
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bool isDirectStream,
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long? runtimeTicks,
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string videoProfile,
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double? videoLevel,
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double? videoFramerate,
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int? packetLength,
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TranscodeSeekInfo transcodeSeekInfo)
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{
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// first bit means Time based seek supported, second byte range seek supported (not sure about the order now), so 01 = only byte seek, 10 = time based, 11 = both, 00 = none
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string orgOp = ";DLNA.ORG_OP=" + DlnaMaps.GetOrgOpValue(runtimeTicks.HasValue, isDirectStream, transcodeSeekInfo);
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// 0 = native, 1 = transcoded
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string orgCi = isDirectStream ? ";DLNA.ORG_CI=0" : ";DLNA.ORG_CI=1";
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DlnaFlags flagValue = DlnaFlags.StreamingTransferMode |
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DlnaFlags.BackgroundTransferMode |
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DlnaFlags.DlnaV15;
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if (isDirectStream)
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{
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//flagValue = flagValue | DlnaFlags.DLNA_ORG_FLAG_BYTE_BASED_SEEK;
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}
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else if (runtimeTicks.HasValue)
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{
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//flagValue = flagValue | DlnaFlags.DLNA_ORG_FLAG_TIME_BASED_SEEK;
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}
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string dlnaflags = string.Format(";DLNA.ORG_FLAGS={0}",
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DlnaMaps.FlagsToString(flagValue));
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ResponseProfile mediaProfile = _profile.GetVideoMediaProfile(container,
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audioCodec,
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videoCodec,
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audioBitrate,
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audioChannels,
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width,
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height,
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bitDepth,
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videoBitrate,
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videoProfile,
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videoLevel,
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videoFramerate,
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packetLength,
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timestamp);
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string orgPn = mediaProfile == null ? null : mediaProfile.OrgPn;
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if (string.IsNullOrEmpty(orgPn))
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{
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foreach (string s in GetVideoOrgPnValue(container, videoCodec, audioCodec, width, height, timestamp))
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{
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orgPn = s;
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break;
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}
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}
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if (string.IsNullOrEmpty(orgPn))
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{
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// TODO: Support multiple values and return multiple headers?
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foreach (string s in (orgPn ?? string.Empty).Split(','))
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{
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orgPn = s;
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break;
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}
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}
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string contentFeatures = string.IsNullOrEmpty(orgPn) ? string.Empty : "DLNA.ORG_PN=" + orgPn;
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return (contentFeatures + orgOp + orgCi + dlnaflags).Trim(';');
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}
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private string GetImageOrgPnValue(string container, int? width, int? height)
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{
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MediaFormatProfile? format = new MediaFormatProfileResolver()
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.ResolveImageFormat(container,
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width,
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height);
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return format.HasValue ? format.Value.ToString() : null;
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}
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private string GetAudioOrgPnValue(string container, int? audioBitrate, int? audioSampleRate, int? audioChannels)
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{
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MediaFormatProfile? format = new MediaFormatProfileResolver()
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.ResolveAudioFormat(container,
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audioBitrate,
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audioSampleRate,
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audioChannels);
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return format.HasValue ? format.Value.ToString() : null;
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}
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private List<string> GetVideoOrgPnValue(string container, string videoCodec, string audioCodec, int? width, int? height, TransportStreamTimestamp timestamp)
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{
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List<string> list = new List<string>();
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foreach (MediaFormatProfile i in new MediaFormatProfileResolver().ResolveVideoFormat(container, videoCodec, audioCodec, width, height, timestamp))
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list.Add(i.ToString());
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return list;
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}
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}
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}
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