/// <summary>
/// Initializes a new instance of the <see cref="VideoTrackCodecData"/> class.
/// </summary>
/// <param name="videoInfoHeader">The video info header.</param>
public VideoTrackCodecData(VideoInfoHeader2 videoInfoHeader)
{
this.Bitrate = (uint)videoInfoHeader.BitRate;
this.DisplayWidth = (uint)videoInfoHeader.PictureAspectRatioX;
this.DisplayHeight = (uint)videoInfoHeader.PictureAspectRatioX;
this.FourCodecCode = videoInfoHeader.BitmapInformationHeader.Compression;
this.CodecPrivateData = BitConverter.ToString(videoInfoHeader.BitmapInformationHeader.CodecPrivateData).Replace("-", "");
}
/// <summary>
/// Initializes a new instance of the <see cref="VideoTrackCodecData"/> class.
/// </summary>
/// <param name="videoInfoHeader">The video info header.</param>
public VideoTrackCodecData(VideoInfoHeader2 videoInfoHeader)
{
this.Bitrate = (uint)videoInfoHeader.BitRate;
this.DisplayWidth = (uint)videoInfoHeader.PictureAspectRatioX;
this.DisplayHeight = (uint)videoInfoHeader.PictureAspectRatioX;
this.FourCodecCode = videoInfoHeader.BitmapInformationHeader.Compression;
this.CodecPrivateData = BitConverter.ToString(videoInfoHeader.BitmapInformationHeader.CodecPrivateData).Replace("-", "");
}
/// <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);
}
}
