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#nullable disable
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#pragma warning disable CS1591
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using System ;
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using System.Collections.Generic ;
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using System.Globalization ;
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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 ;
}
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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" ;
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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 ) )
{
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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 ( ';' ) ;
}
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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" ;
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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;
// }
// else if (runtimeTicks.HasValue)
// {
// flagValue = flagValue | DlnaFlags.TimeBasedSeek;
// }
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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 ) ;
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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 ( ';' ) ;
}
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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" ;
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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;
// }
// else if (runtimeTicks.HasValue)
// {
// flagValue = flagValue | DlnaFlags.TimeBasedSeek;
// }
string dlnaflags = string . Format (
CultureInfo . InvariantCulture ,
";DLNA.ORG_FLAGS={0}" ,
DlnaMaps . FlagsToString ( flagValue ) ) ;
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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 ) ;
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var orgPnValues = new List < string > ( ) ;
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if ( mediaProfile ! = null & & ! string . IsNullOrEmpty ( mediaProfile . OrgPn ) )
{
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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 ;
}
}
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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 ;
}
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private static string GetImageOrgPnValue ( string container , int? width , int? height )
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{
MediaFormatProfile ? format = new MediaFormatProfileResolver ( )
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. ResolveImageFormat (
container ,
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width ,
height ) ;
return format . HasValue ? format . Value . ToString ( ) : null ;
}
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private static string GetAudioOrgPnValue ( string container , int? audioBitrate , int? audioSampleRate , int? audioChannels )
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{
MediaFormatProfile ? format = new MediaFormatProfileResolver ( )
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. ResolveAudioFormat (
container ,
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audioBitrate ,
audioSampleRate ,
audioChannels ) ;
return format . HasValue ? format . Value . ToString ( ) : null ;
}
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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 ) ;
}
}
}