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jellyfin/MediaBrowser.Model/Dlna/ContentFeatureBuilder.cs

252 lines
8.6 KiB

#nullable disable
#pragma warning disable CS1591
using System;
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using System.Collections.Generic;
using System.Globalization;
using MediaBrowser.Model.MediaInfo;
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namespace MediaBrowser.Model.Dlna
{
public class ContentFeatureBuilder
{
private readonly DeviceProfile _profile;
public ContentFeatureBuilder(DeviceProfile profile)
{
_profile = profile;
}
public string BuildImageHeader(
string container,
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int? width,
int? height,
bool isDirectStream,
string orgPn = null)
{
string orgOp = ";DLNA.ORG_OP=" + DlnaMaps.GetImageOrgOpValue();
// 0 = native, 1 = transcoded
var orgCi = isDirectStream ? ";DLNA.ORG_CI=0" : ";DLNA.ORG_CI=1";
var flagValue = DlnaFlags.BackgroundTransferMode |
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DlnaFlags.InteractiveTransferMode |
DlnaFlags.DlnaV15;
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string dlnaflags = string.Format(
CultureInfo.InvariantCulture,
";DLNA.ORG_FLAGS={0}",
DlnaMaps.FlagsToString(flagValue));
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ResponseProfile mediaProfile = _profile.GetImageMediaProfile(
container,
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width,
height);
if (string.IsNullOrEmpty(orgPn))
{
orgPn = mediaProfile?.OrgPn;
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}
if (string.IsNullOrEmpty(orgPn))
{
orgPn = GetImageOrgPnValue(container, width, height);
}
string contentFeatures = string.IsNullOrEmpty(orgPn) ? string.Empty : "DLNA.ORG_PN=" + orgPn;
return (contentFeatures + orgOp + orgCi + dlnaflags).Trim(';');
}
public string BuildAudioHeader(
string container,
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string audioCodec,
int? audioBitrate,
int? audioSampleRate,
int? audioChannels,
int? audioBitDepth,
bool isDirectStream,
long? runtimeTicks,
TranscodeSeekInfo transcodeSeekInfo)
{
// 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
string orgOp = ";DLNA.ORG_OP=" + DlnaMaps.GetOrgOpValue(runtimeTicks > 0, isDirectStream, transcodeSeekInfo);
// 0 = native, 1 = transcoded
string orgCi = isDirectStream ? ";DLNA.ORG_CI=0" : ";DLNA.ORG_CI=1";
var flagValue = DlnaFlags.StreamingTransferMode |
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DlnaFlags.BackgroundTransferMode |
DlnaFlags.InteractiveTransferMode |
DlnaFlags.DlnaV15;
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// if (isDirectStream)
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//{
// flagValue = flagValue | DlnaFlags.ByteBasedSeek;
//}
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// else if (runtimeTicks.HasValue)
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//{
// flagValue = flagValue | DlnaFlags.TimeBasedSeek;
//}
string dlnaflags = string.Format(
CultureInfo.InvariantCulture,
";DLNA.ORG_FLAGS={0}",
DlnaMaps.FlagsToString(flagValue));
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ResponseProfile mediaProfile = _profile.GetAudioMediaProfile(
container,
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audioCodec,
audioChannels,
audioBitrate,
audioSampleRate,
audioBitDepth);
string orgPn = mediaProfile?.OrgPn;
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if (string.IsNullOrEmpty(orgPn))
{
orgPn = GetAudioOrgPnValue(container, audioBitrate, audioSampleRate, audioChannels);
}
string contentFeatures = string.IsNullOrEmpty(orgPn) ? string.Empty : "DLNA.ORG_PN=" + orgPn;
return (contentFeatures + orgOp + orgCi + dlnaflags).Trim(';');
}
public List<string> BuildVideoHeader(
string container,
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string videoCodec,
string audioCodec,
int? width,
int? height,
int? bitDepth,
int? videoBitrate,
TransportStreamTimestamp timestamp,
bool isDirectStream,
long? runtimeTicks,
string videoProfile,
double? videoLevel,
float? videoFramerate,
int? packetLength,
TranscodeSeekInfo transcodeSeekInfo,
bool? isAnamorphic,
bool? isInterlaced,
int? refFrames,
int? numVideoStreams,
int? numAudioStreams,
string videoCodecTag,
bool? isAvc)
{
// 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
string orgOp = ";DLNA.ORG_OP=" + DlnaMaps.GetOrgOpValue(runtimeTicks > 0, isDirectStream, transcodeSeekInfo);
// 0 = native, 1 = transcoded
string orgCi = isDirectStream ? ";DLNA.ORG_CI=0" : ";DLNA.ORG_CI=1";
var flagValue = DlnaFlags.StreamingTransferMode |
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DlnaFlags.BackgroundTransferMode |
DlnaFlags.InteractiveTransferMode |
DlnaFlags.DlnaV15;
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// if (isDirectStream)
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//{
// flagValue = flagValue | DlnaFlags.ByteBasedSeek;
//}
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// else if (runtimeTicks.HasValue)
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//{
// flagValue = flagValue | DlnaFlags.TimeBasedSeek;
//}
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string dlnaflags = string.Format(CultureInfo.InvariantCulture, ";DLNA.ORG_FLAGS={0}",
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DlnaMaps.FlagsToString(flagValue));
ResponseProfile mediaProfile = _profile.GetVideoMediaProfile(
container,
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audioCodec,
videoCodec,
width,
height,
bitDepth,
videoBitrate,
videoProfile,
videoLevel,
videoFramerate,
packetLength,
timestamp,
isAnamorphic,
isInterlaced,
refFrames,
numVideoStreams,
numAudioStreams,
videoCodecTag,
isAvc);
var orgPnValues = new List<string>();
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if (mediaProfile != null && !string.IsNullOrEmpty(mediaProfile.OrgPn))
{
orgPnValues.AddRange(mediaProfile.OrgPn.Split(',', StringSplitOptions.RemoveEmptyEntries));
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}
else
{
foreach (string s in GetVideoOrgPnValue(container, videoCodec, audioCodec, width, height, timestamp))
{
orgPnValues.Add(s);
break;
}
}
var contentFeatureList = new List<string>();
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foreach (string orgPn in orgPnValues)
{
string contentFeatures = string.IsNullOrEmpty(orgPn) ? string.Empty : "DLNA.ORG_PN=" + orgPn;
var value = (contentFeatures + orgOp + orgCi + dlnaflags).Trim(';');
contentFeatureList.Add(value);
}
if (orgPnValues.Count == 0)
{
string contentFeatures = string.Empty;
var value = (contentFeatures + orgOp + orgCi + dlnaflags).Trim(';');
contentFeatureList.Add(value);
}
return contentFeatureList;
}
private static string GetImageOrgPnValue(string container, int? width, int? height)
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{
MediaFormatProfile? format = new MediaFormatProfileResolver()
.ResolveImageFormat(
container,
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width,
height);
return format.HasValue ? format.Value.ToString() : null;
}
private static string GetAudioOrgPnValue(string container, int? audioBitrate, int? audioSampleRate, int? audioChannels)
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{
MediaFormatProfile? format = new MediaFormatProfileResolver()
.ResolveAudioFormat(
container,
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audioBitrate,
audioSampleRate,
audioChannels);
return format.HasValue ? format.Value.ToString() : null;
}
private static string[] GetVideoOrgPnValue(string container, string videoCodec, string audioCodec, int? width, int? height, TransportStreamTimestamp timestamp)
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{
return new MediaFormatProfileResolver().ResolveVideoFormat(container, videoCodec, audioCodec, width, height, timestamp);
}
}
}