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jellyfin/MediaBrowser.Model/Entities/MediaStream.cs

500 lines
15 KiB

#pragma warning disable CS1591
using System;
using System.Collections.Generic;
using System.Globalization;
using System.Linq;
using System.Text;
using MediaBrowser.Model.Dlna;
using MediaBrowser.Model.Extensions;
using MediaBrowser.Model.MediaInfo;
namespace MediaBrowser.Model.Entities
{
/// <summary>
/// Class MediaStream
/// </summary>
public class MediaStream
{
/// <summary>
/// Gets or sets the codec.
/// </summary>
/// <value>The codec.</value>
public string Codec { get; set; }
/// <summary>
/// Gets or sets the codec tag.
/// </summary>
/// <value>The codec tag.</value>
public string CodecTag { get; set; }
/// <summary>
/// Gets or sets the language.
/// </summary>
/// <value>The language.</value>
public string Language { get; set; }
/// <summary>
/// Gets or sets the color transfer.
/// </summary>
/// <value>The color transfer.</value>
public string ColorTransfer { get; set; }
/// <summary>
/// Gets or sets the color primaries.
/// </summary>
/// <value>The color primaries.</value>
public string ColorPrimaries { get; set; }
/// <summary>
/// Gets or sets the color space.
/// </summary>
/// <value>The color space.</value>
public string ColorSpace { get; set; }
/// <summary>
/// Gets or sets the comment.
/// </summary>
/// <value>The comment.</value>
public string Comment { get; set; }
/// <summary>
/// Gets or sets the time base.
/// </summary>
/// <value>The time base.</value>
public string TimeBase { get; set; }
/// <summary>
/// Gets or sets the codec time base.
/// </summary>
/// <value>The codec time base.</value>
public string CodecTimeBase { get; set; }
/// <summary>
/// Gets or sets the title.
/// </summary>
/// <value>The title.</value>
public string Title { get; set; }
/// <summary>
/// Gets or sets the video range.
/// </summary>
/// <value>The video range.</value>
public string VideoRange
{
get
{
if (Type != MediaStreamType.Video)
{
return null;
}
var colorTransfer = ColorTransfer;
if (string.Equals(colorTransfer, "smpte2084", StringComparison.OrdinalIgnoreCase)
|| string.Equals(colorTransfer, "arib-std-b67", StringComparison.OrdinalIgnoreCase))
{
return "HDR";
}
return "SDR";
}
}
public string localizedUndefined { get; set; }
public string localizedDefault { get; set; }
public string localizedForced { get; set; }
public string DisplayTitle
{
get
{
if (Type == MediaStreamType.Audio)
{
//if (!string.IsNullOrEmpty(Title))
//{
// return AddLanguageIfNeeded(Title);
//}
var attributes = new List<string>();
if (!string.IsNullOrEmpty(Language))
{
attributes.Add(StringHelper.FirstToUpper(Language));
}
if (!string.IsNullOrEmpty(Codec) && !string.Equals(Codec, "dca", StringComparison.OrdinalIgnoreCase))
{
attributes.Add(AudioCodec.GetFriendlyName(Codec));
}
else if (!string.IsNullOrEmpty(Profile) && !string.Equals(Profile, "lc", StringComparison.OrdinalIgnoreCase))
{
attributes.Add(Profile);
}
if (!string.IsNullOrEmpty(ChannelLayout))
{
attributes.Add(ChannelLayout);
}
else if (Channels.HasValue)
{
attributes.Add(Channels.Value.ToString(CultureInfo.InvariantCulture) + " ch");
}
if (IsDefault)
{
attributes.Add("Default");
}
return string.Join(" ", attributes);
}
if (Type == MediaStreamType.Video)
{
var attributes = new List<string>();
var resolutionText = GetResolutionText();
if (!string.IsNullOrEmpty(resolutionText))
{
attributes.Add(resolutionText);
}
if (!string.IsNullOrEmpty(Codec))
{
attributes.Add(Codec.ToUpperInvariant());
}
return string.Join(" ", attributes);
}
if (Type == MediaStreamType.Subtitle)
{
var attributes = new List<string>();
if (!string.IsNullOrEmpty(Language))
{
attributes.Add(StringHelper.FirstToUpper(Language));
}
else
{
attributes.Add(string.IsNullOrEmpty(localizedUndefined) ? "Und" : localizedUndefined);
}
if (IsDefault)
{
attributes.Add(string.IsNullOrEmpty(localizedDefault) ? "Default" : localizedDefault);
}
if (IsForced)
{
attributes.Add(string.IsNullOrEmpty(localizedForced) ? "Forced" : localizedForced);
}
if (!string.IsNullOrEmpty(Title))
{
return attributes.AsEnumerable()
// keep Tags that are not already in Title
.Where(tag => Title.IndexOf(tag, StringComparison.OrdinalIgnoreCase) == -1)
// attributes concatenation, starting with Title
.Aggregate(new StringBuilder(Title), (builder, attr) => builder.Append(" - ").Append(attr))
.ToString();
}
return string.Join(" - ", attributes.ToArray());
}
if (Type == MediaStreamType.Video)
{
}
return null;
}
}
private string GetResolutionText()
{
var i = this;
if (i.Width.HasValue && i.Height.HasValue)
{
var width = i.Width.Value;
var height = i.Height.Value;
if (width >= 3800 || height >= 2000)
{
return "4K";
}
if (width >= 2500)
{
if (i.IsInterlaced)
{
return "1440i";
}
return "1440p";
}
if (width >= 1900 || height >= 1000)
{
if (i.IsInterlaced)
{
return "1080i";
}
return "1080p";
}
if (width >= 1260 || height >= 700)
{
if (i.IsInterlaced)
{
return "720i";
}
return "720p";
}
if (width >= 700 || height >= 440)
{
if (i.IsInterlaced)
{
return "480i";
}
return "480p";
}
return "SD";
}
return null;
}
public string NalLengthSize { get; set; }
/// <summary>
/// Gets or sets a value indicating whether this instance is interlaced.
/// </summary>
/// <value><c>true</c> if this instance is interlaced; otherwise, <c>false</c>.</value>
public bool IsInterlaced { get; set; }
public bool? IsAVC { get; set; }
/// <summary>
/// Gets or sets the channel layout.
/// </summary>
/// <value>The channel layout.</value>
public string ChannelLayout { get; set; }
/// <summary>
/// Gets or sets the bit rate.
/// </summary>
/// <value>The bit rate.</value>
public int? BitRate { get; set; }
/// <summary>
/// Gets or sets the bit depth.
/// </summary>
/// <value>The bit depth.</value>
public int? BitDepth { get; set; }
/// <summary>
/// Gets or sets the reference frames.
/// </summary>
/// <value>The reference frames.</value>
public int? RefFrames { get; set; }
/// <summary>
/// Gets or sets the length of the packet.
/// </summary>
/// <value>The length of the packet.</value>
public int? PacketLength { get; set; }
/// <summary>
/// Gets or sets the channels.
/// </summary>
/// <value>The channels.</value>
public int? Channels { get; set; }
/// <summary>
/// Gets or sets the sample rate.
/// </summary>
/// <value>The sample rate.</value>
public int? SampleRate { get; set; }
/// <summary>
/// Gets or sets a value indicating whether this instance is default.
/// </summary>
/// <value><c>true</c> if this instance is default; otherwise, <c>false</c>.</value>
public bool IsDefault { get; set; }
/// <summary>
/// Gets or sets a value indicating whether this instance is forced.
/// </summary>
/// <value><c>true</c> if this instance is forced; otherwise, <c>false</c>.</value>
public bool IsForced { get; set; }
/// <summary>
/// Gets or sets the height.
/// </summary>
/// <value>The height.</value>
public int? Height { get; set; }
/// <summary>
/// Gets or sets the width.
/// </summary>
/// <value>The width.</value>
public int? Width { get; set; }
/// <summary>
/// Gets or sets the average frame rate.
/// </summary>
/// <value>The average frame rate.</value>
public float? AverageFrameRate { get; set; }
/// <summary>
/// Gets or sets the real frame rate.
/// </summary>
/// <value>The real frame rate.</value>
public float? RealFrameRate { get; set; }
/// <summary>
/// Gets or sets the profile.
/// </summary>
/// <value>The profile.</value>
public string Profile { get; set; }
/// <summary>
/// Gets or sets the type.
/// </summary>
/// <value>The type.</value>
public MediaStreamType Type { get; set; }
/// <summary>
/// Gets or sets the aspect ratio.
/// </summary>
/// <value>The aspect ratio.</value>
public string AspectRatio { get; set; }
/// <summary>
/// Gets or sets the index.
/// </summary>
/// <value>The index.</value>
public int Index { get; set; }
/// <summary>
/// Gets or sets the score.
/// </summary>
/// <value>The score.</value>
public int? Score { get; set; }
/// <summary>
/// Gets or sets a value indicating whether this instance is external.
/// </summary>
/// <value><c>true</c> if this instance is external; otherwise, <c>false</c>.</value>
public bool IsExternal { get; set; }
/// <summary>
/// Gets or sets the method.
/// </summary>
/// <value>The method.</value>
public SubtitleDeliveryMethod? DeliveryMethod { get; set; }
/// <summary>
/// Gets or sets the delivery URL.
/// </summary>
/// <value>The delivery URL.</value>
public string DeliveryUrl { get; set; }
/// <summary>
/// Gets or sets a value indicating whether this instance is external URL.
/// </summary>
/// <value><c>null</c> if [is external URL] contains no value, <c>true</c> if [is external URL]; otherwise, <c>false</c>.</value>
public bool? IsExternalUrl { get; set; }
public bool IsTextSubtitleStream
{
get
{
if (Type != MediaStreamType.Subtitle) return false;
if (string.IsNullOrEmpty(Codec) && !IsExternal)
{
return false;
}
return IsTextFormat(Codec);
}
}
public static bool IsTextFormat(string format)
{
string codec = format ?? string.Empty;
// sub = external .sub file
return codec.IndexOf("pgs", StringComparison.OrdinalIgnoreCase) == -1 &&
codec.IndexOf("dvd", StringComparison.OrdinalIgnoreCase) == -1 &&
codec.IndexOf("dvbsub", StringComparison.OrdinalIgnoreCase) == -1 &&
!string.Equals(codec, "sub", StringComparison.OrdinalIgnoreCase) &&
!string.Equals(codec, "dvb_subtitle", StringComparison.OrdinalIgnoreCase);
}
public bool SupportsSubtitleConversionTo(string toCodec)
{
if (!IsTextSubtitleStream)
{
return false;
}
var fromCodec = Codec;
// Can't convert from this
if (string.Equals(fromCodec, "ass", StringComparison.OrdinalIgnoreCase))
{
return false;
}
if (string.Equals(fromCodec, "ssa", StringComparison.OrdinalIgnoreCase))
{
return false;
}
// Can't convert to this
if (string.Equals(toCodec, "ass", StringComparison.OrdinalIgnoreCase))
{
return false;
}
if (string.Equals(toCodec, "ssa", StringComparison.OrdinalIgnoreCase))
{
return false;
}
return true;
}
/// <summary>
/// Gets or sets a value indicating whether [supports external stream].
/// </summary>
/// <value><c>true</c> if [supports external stream]; otherwise, <c>false</c>.</value>
public bool SupportsExternalStream { get; set; }
/// <summary>
/// Gets or sets the filename.
/// </summary>
/// <value>The filename.</value>
public string Path { get; set; }
/// <summary>
/// Gets or sets the pixel format.
/// </summary>
/// <value>The pixel format.</value>
public string PixelFormat { get; set; }
/// <summary>
/// Gets or sets the level.
/// </summary>
/// <value>The level.</value>
public double? Level { get; set; }
/// <summary>
/// Gets a value indicating whether this instance is anamorphic.
/// </summary>
/// <value><c>true</c> if this instance is anamorphic; otherwise, <c>false</c>.</value>
public bool? IsAnamorphic { get; set; }
}
}