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jellyfin/MediaBrowser.Model/Dlna/DlnaMaps.cs

76 lines
2.4 KiB

using System;
namespace MediaBrowser.Model.Dlna
{
public class DlnaMaps
{
public static readonly string DefaultStreaming =
FlagsToString(DlnaFlags.StreamingTransferMode |
DlnaFlags.BackgroundTransferMode |
DlnaFlags.ConnectionStall |
DlnaFlags.ByteBasedSeek |
DlnaFlags.DlnaV15);
public static readonly string DefaultInteractive =
FlagsToString(DlnaFlags.InteractiveTransferMode |
DlnaFlags.BackgroundTransferMode |
DlnaFlags.ConnectionStall |
DlnaFlags.ByteBasedSeek |
DlnaFlags.DlnaV15);
public static string FlagsToString(DlnaFlags flags)
{
return string.Format("{0:X8}{1:D24}", (ulong)flags, 0);
}
public static string GetOrgOpValue(bool hasKnownRuntime, bool isDirectStream, TranscodeSeekInfo profileTranscodeSeekInfo)
{
if (hasKnownRuntime)
{
var orgOp = string.Empty;
// Time-based seeking currently only possible when transcoding
orgOp += isDirectStream ? "0" : "1";
// Byte-based seeking only possible when not transcoding
orgOp += isDirectStream || profileTranscodeSeekInfo == TranscodeSeekInfo.Bytes ? "1" : "0";
return orgOp;
}
// No seeking is available if we don't know the content runtime
return "00";
}
public static string GetImageOrgOpValue()
{
var orgOp = string.Empty;
// Time-based seeking currently only possible when transcoding
orgOp += "0";
// Byte-based seeking only possible when not transcoding
orgOp += "1";
return orgOp;
}
}
[Flags]
public enum DlnaFlags : ulong
{
BackgroundTransferMode = (1 << 22),
ByteBasedSeek = (1 << 29),
ConnectionStall = (1 << 21),
DlnaV15 = (1 << 20),
InteractiveTransferMode = (1 << 23),
PlayContainer = (1 << 28),
RtspPause = (1 << 25),
S0Increase = (1 << 27),
SenderPaced = (1L << 31),
SnIncrease = (1 << 26),
StreamingTransferMode = (1 << 24),
TimeBasedSeek = (1 << 30)
}
}