/// <summary>
/// Reads the box properties from stream.
/// </summary>
/// <param name="reader">The binary reader with the stream.</param>
protected override void ReadBoxPropertiesFromStream(BoxBinaryReader reader)
{
var offset = reader.Offset;
this.RawBytes = reader.ReadBytes((int)this.Size);
reader.GotoPosition(offset);
this.ConfigurationVersion = reader.ReadByte();
this.AvcProfileIndication = reader.ReadByte();
this.AvcCompatibleProfiles = reader.ReadByte();
this.AvcLevelIndication = reader.ReadByte();
this.NaluLengthSize = (byte)(1 + (reader.ReadByte() & 3));
var numSequenceParameters = (byte)(reader.ReadByte() & 0x1f);
for (uint i = 0; i < numSequenceParameters; i++)
{
var length = reader.ReadUInt16();
this.SequenceParameters.Add(reader.ReadBytes(length));
}
var numPictureParameters = reader.ReadByte();
for (uint j = 0; j < numPictureParameters; j++)
{
var length = reader.ReadUInt16();
this.PictureParameters.Add(reader.ReadBytes(length));
}
}
/// <summary>
/// Reads the box properties from stream.
/// </summary>
/// <param name="reader">The binary reader with the stream.</param>
protected override void ReadBoxPropertiesFromStream(BoxBinaryReader reader)
{
var offset = reader.Offset;
this.RawBytes = reader.ReadBytes((int)this.Size);
reader.GotoPosition(offset);
this.ConfigurationVersion = reader.ReadByte();
this.AvcProfileIndication = reader.ReadByte();
this.AvcCompatibleProfiles = reader.ReadByte();
this.AvcLevelIndication = reader.ReadByte();
this.NaluLengthSize = (byte)(1 + (reader.ReadByte() & 3));
var numSequenceParameters = (byte)(reader.ReadByte() & 0x1f);
for (uint i = 0; i < numSequenceParameters; i++)
{
var length = reader.ReadUInt16();
this.SequenceParameters.Add(reader.ReadBytes(length));
}
var numPictureParameters = reader.ReadByte();
for (uint j = 0; j < numPictureParameters; j++)
{
var length = reader.ReadUInt16();
this.PictureParameters.Add(reader.ReadBytes(length));
}
}
/// <summary>
/// Reads the sample entry properties from stream.
/// </summary>
/// <param name="reader">The stream reader.</param>
internal override void ReadSampleEntryPropertiesFromStream(BoxBinaryReader reader)
{
predefined1 = reader.ReadUInt16();
reserved1 = reader.ReadUInt16();
predefined2 = reader.ReadBytes(12);
this.Width = reader.ReadUInt16();
this.Height = reader.ReadUInt16();
this.HorizResolution = reader.ReadUInt32();
this.VertResolution = reader.ReadUInt32();
reserved2 = reader.ReadUInt32();
this.FrameCount = reader.ReadUInt16();
byte[] buffer = new byte[0x20];
reader.Read(buffer, 0, 0x20);
int count = buffer[0];
if (count < 0x20)
{
this.CompressorName = Encoding.UTF8.GetString(buffer, 1, count);
}
this.Depth = reader.ReadUInt16();
predefined3 = reader.ReadUInt16();
if (reader.PeekNextBoxType() != BoxType.Null)
{
ReadInnerBoxes(reader, BoxType.Esds, BoxType.Avcc, BoxType.Avc1, BoxType.Dvc1, BoxType.Btrt, BoxType.Sinf);
this.VideoCodecData = GetVideoCodecDataFromInnerBoxes();
}
else
{
var videoInfoHeader = new VideoInfoHeader2(reader);
this.VideoCodecData = new VideoTrackCodecData(videoInfoHeader);
}
}
/// <summary>
/// Reads the box properties from stream.
/// </summary>
/// <param name="reader">The binary reader with the stream.</param>
protected override void ReadBoxPropertiesFromStream(BoxBinaryReader reader)
{
this.reserved = reader.ReadBytes(6);
this.DataReferenceIndex = reader.ReadUInt16();
ReadSampleEntryPropertiesFromStream(reader);
}
/// <summary>
/// Reads the box properties from stream.
/// </summary>
/// <param name="reader">The binary reader with the stream.</param>
protected override void ReadBoxPropertiesFromStream(BoxBinaryReader reader)
{
this.reserved = reader.ReadBytes(6);
this.DataReferenceIndex = reader.ReadUInt16();
ReadSampleEntryPropertiesFromStream(reader);
}
/// <summary>
/// Reads the full box properties from stream.
/// </summary>
/// <param name="reader">The binary reader with the stream.</param>
protected override void ReadFullBoxPropertiesFromStream(BoxBinaryReader reader)
{
this.SystemId = reader.ReadGuid();
if (string.Compare(this.SystemId.ToString(), "9A04F079-9840-4286-AB92-E65BE0885F95", StringComparison.OrdinalIgnoreCase) != 0)
{
throw new BoxException(string.Format("The specified protection system id \"{0}\" is not supported", this.SystemId));
}
this.DataSize = reader.ReadUInt32();
this.Data = reader.ReadBytes(System.Convert.ToInt32(this.DataSize));
}
/// <summary>
/// Reads the box properties from stream.
/// </summary>
/// <param name="reader">The binary reader with the stream.</param>
protected override void ReadBoxPropertiesFromStream(BoxBinaryReader reader)
{
var num = reader.ReadByte();
this.Profile = (num >> 6);
this.Level = (num & 0xF) >> 1;
this.AdvancedProfileLevel = reader.ReadByte() >> 5;
this.flags = reader.ReadByte(); //no_interlace, no_multiple_seq, no_multiple_entry, no_slice_code, no_bframe
this.Framerate = reader.ReadUInt32();
this.CodecPrivateData = reader.ReadBytes((int)(this.Size - (reader.Offset - this.Offset)));
}
/// <summary>
/// Reads the full box properties from stream.
/// </summary>
/// <param name="reader">The binary reader with the stream.</param>
protected override void ReadFullBoxPropertiesFromStream(BoxBinaryReader reader)
{
this.SystemId = reader.ReadGuid();
if (string.Compare(this.SystemId.ToString(), "9A04F079-9840-4286-AB92-E65BE0885F95", StringComparison.OrdinalIgnoreCase) != 0)
{
throw new BoxException(string.Format("The specified protection system id \"{0}\" is not supported", this.SystemId));
}
this.DataSize = reader.ReadUInt32();
this.Data = reader.ReadBytes(System.Convert.ToInt32(this.DataSize));
}
/// <summary>
/// Reads the box properties from stream.
/// </summary>
/// <param name="reader">The binary reader with the stream.</param>
protected override void ReadBoxPropertiesFromStream(BoxBinaryReader reader)
{
var num = reader.ReadByte();
this.Profile = (num >> 6);
this.Level = (num & 0xF) >> 1;
this.AdvancedProfileLevel = reader.ReadByte() >> 5;
this.flags = reader.ReadByte(); //no_interlace, no_multiple_seq, no_multiple_entry, no_slice_code, no_bframe
this.Framerate = reader.ReadUInt32();
this.CodecPrivateData = reader.ReadBytes((int)(this.Size - (reader.Offset - this.Offset)));
}
/// <summary>
/// Initializes a new instance of the <see cref="WaveFormatEx"/> class.
/// </summary>
/// <param name="reader">The binary stream reader.</param>
public WaveFormatEx(BoxBinaryReader reader)
{
this.FormatTag = reader.ReadInt16();
this.Channels = reader.ReadInt16();
this.SamplesPerSec = reader.ReadInt32();
this.AvgBytesPerSec = reader.ReadInt32(); ;
this.BlockAlign = reader.ReadInt16();
this.BitsPerSample = reader.ReadInt16();
this.Size = reader.ReadInt16();
if (this.Size > 0)
{
this.ExtendedData = reader.ReadBytes(this.Size);
}
}
/// <summary>
/// Initializes a new instance of the <see cref="WaveFormatEx"/> class.
/// </summary>
/// <param name="reader">The binary stream reader.</param>
public WaveFormatEx(BoxBinaryReader reader)
{
this.FormatTag = reader.ReadInt16();
this.Channels = reader.ReadInt16();
this.SamplesPerSec = reader.ReadInt32();
this.AvgBytesPerSec = reader.ReadInt32();;
this.BlockAlign = reader.ReadInt16();
this.BitsPerSample = reader.ReadInt16();
this.Size = reader.ReadInt16();
if (this.Size > 0)
{
this.ExtendedData = reader.ReadBytes(this.Size);
}
}
/// <summary>
/// Reads the box properties from stream.
/// </summary>
/// <param name="reader">The binary reader with the stream.</param>
protected override void ReadFullBoxPropertiesFromStream(BoxBinaryReader reader)
{
if ((this.Flags & 1) != 0)
{
this.AuxInfoType = reader.ReadUInt32();
this.AuxInfoTypeParameter = reader.ReadUInt32();
}
this.DefaultSampleInfoSize = reader.ReadByte();
this.SampleCount = reader.ReadUInt32();
if (this.DefaultSampleInfoSize == 0)
{
this.SampleInfoSize = reader.ReadBytes(System.Convert.ToInt32(this.SampleCount));
}
}
/// <summary>
/// Reads the box properties from stream.
/// </summary>
/// <param name="reader">The binary reader with the stream.</param>
protected override void ReadFullBoxPropertiesFromStream(BoxBinaryReader reader)
{
if ((this.Flags & 1) != 0)
{
this.AuxInfoType = reader.ReadUInt32();
this.AuxInfoTypeParameter = reader.ReadUInt32();
}
this.DefaultSampleInfoSize = reader.ReadByte();
this.SampleCount = reader.ReadUInt32();
if (this.DefaultSampleInfoSize == 0)
{
this.SampleInfoSize = reader.ReadBytes(System.Convert.ToInt32(this.SampleCount));
}
}
/// <summary>
/// Gets a fragment of track data from the file that is being streamed locally.
/// </summary>
/// <param name="trackType">The type of track being requested (video, audio, text)</param>
/// <param name="bitrate">The bitrate of the track that should be returned.</param>
/// <param name="timeOffset">The time offset of the fragment of data being requested.</param>
/// <param name="language">The ISO language code of the track if there is one.</param>
/// <param name="callback">The callback that will be invoked when the fragment has been retrieved.
/// The callback will have the stream to the data.</param>
/// <remarks>The fragment that will be returned will be a moof and mdat pair of boxes from the file.</remarks>
public override async Task <WebRequestorResponse> GetTrackFragmentStream(ManifestTrackType trackType, uint bitrate, ulong timeOffset, string language)
{
if (language == string.Empty)
{
language = null;
}
var track = this.ManifestTracks
.Where(t => t.Type == trackType && t.Bitrate == bitrate && t.Language == language)
.SingleOrDefault();
if (track != null)
{
var entry = track.Fragments.TrackFragmentRandomAccessEntries.FirstOrDefault(e => e.Time == timeOffset);
if (entry != null)
{
ulong moofSize = 0;
ulong mdatSize = 0;
long moofOffset = 0;
using (var fileStream = await StorageFile.OpenStreamForReadAsync())
{
var reader = new BoxBinaryReader(fileStream);
moofOffset = (long)entry.MoofOffset;
reader.BaseStream.Seek(moofOffset, SeekOrigin.Begin);
moofSize = this.ReadBoxSize(reader);
// Run to the end of the moof to get to its mdat box
reader.BaseStream.Seek(moofOffset + (long)moofSize, SeekOrigin.Begin);
mdatSize = this.ReadBoxSize(reader);
// And back to the beginning of the moof so we can read both boxes into the stream
reader.BaseStream.Seek(moofOffset, SeekOrigin.Begin);
var size = moofSize + mdatSize;
var fragment = reader.ReadBytes((int)size);
var stream = new MemoryStream(fragment);
return(new WebRequestorResponse(stream, System.Net.HttpStatusCode.OK, null, string.Empty));
}
}
}
throw new WebRequestorFailure(System.Net.HttpStatusCode.NotFound, null);
}
/// <summary>
/// Initializes a new instance of the <see cref="BitmapInfonHeader"/> class.
/// </summary>
/// <param name="reader">The box binary reader.</param>
public BitmapInfonHeader(BoxBinaryReader reader)
{
var initialOffset = reader.Offset;
this.Size = reader.ReadInt32();
this.Width = reader.ReadInt32();
this.Height = reader.ReadInt32();
this.Planes = reader.ReadInt16();
this.BitCount = reader.ReadInt16();
this.Compression = reader.ReadString(4);
this.ImageSize = reader.ReadInt32();
this.XPixelsPerMeter = reader.ReadInt32();
this.YPixelsPerMeter = reader.ReadInt32();
this.ColorsUsed = reader.ReadInt32();
this.ColorsImportant = reader.ReadInt32();
this.CodecPrivateData = reader.ReadBytes(this.Size - (int)(reader.Offset - initialOffset));
}
/// <summary>
/// Reads the sample entry properties from stream.
/// </summary>
/// <param name="reader">The stream reader.</param>
internal override void ReadSampleEntryPropertiesFromStream(BoxBinaryReader reader)
{
predefined1 = reader.ReadUInt16();
reserved1 = reader.ReadUInt16();
predefined2 = reader.ReadBytes(12);
this.Width = reader.ReadUInt16();
this.Height = reader.ReadUInt16();
this.HorizResolution = reader.ReadUInt32();
this.VertResolution = reader.ReadUInt32();
reserved2 = reader.ReadUInt32();
this.FrameCount = reader.ReadUInt16();
byte[] buffer = new byte[0x20];
reader.Read(buffer, 0, 0x20);
int count = buffer[0];
if (count < 0x20)
{
this.CompressorName = Encoding.UTF8.GetString(buffer, 1, count);
}
this.Depth = reader.ReadUInt16();
predefined3 = reader.ReadUInt16();
if (reader.PeekNextBoxType() != BoxType.Null)
{
ReadInnerBoxes(reader, BoxType.Esds, BoxType.Avcc, BoxType.Avc1, BoxType.Dvc1, BoxType.Btrt, BoxType.Sinf);
this.VideoCodecData = GetVideoCodecDataFromInnerBoxes();
}
else
{
var videoInfoHeader = new VideoInfoHeader2(reader);
this.VideoCodecData = new VideoTrackCodecData(videoInfoHeader);
}
}
/// <summary>
/// Reads the descriptor properties from stream.
/// </summary>
/// <param name="reader">The binary reader with the stream.</param>
protected override void ReadDescriptorPropertiesFromStream(BoxBinaryReader reader)
{
this.Information = reader.ReadBytes((int)this.PayloadSize);
}
/// <summary>
/// Reads the descriptor properties from stream.
/// </summary>
/// <param name="reader">The binary reader with the stream.</param>
protected override void ReadDescriptorPropertiesFromStream(BoxBinaryReader reader)
{
this.Information = reader.ReadBytes((int)this.PayloadSize);
}
