public void DocType_Equals()
{
var dataSrc = new EBMLBlockDataSource(new byte[][] { new byte[0] }, 0);
var docType = new EBMLDocType();
var reader = new EBMLReader(dataSrc, docType);
Assert.AreEqual(docType, reader.DocType);
}
public EBMLReader(IEBMLDataSource dataSrc, EBMLDocType ebmlDoc) {
this.dataSrc = dataSrc;
this.docType = ebmlDoc;
this.bytePatterns = new BytePatterns(ebmlDoc.CreateSyncPoints());
lastElementPos = dataSrc.HasKnownLength ? dataSrc.Length : ~VIntConsts.UNKNOWN_LENGTH;
}
public void JumpToElementAt()
{
var dataSrc = new EBMLFixedByteArrayDataSource(new byte[] { 0x1A, 0x45, 0xDF, 0xA3, 0x80 });
var docType = new EBMLDocType();
var reader = new EBMLReader(dataSrc, docType);
var elemInfo = reader.Next();
using(reader.EnterElement(elemInfo)) {
reader.Next();
}
Assert.IsTrue(reader.JumpToElementAt(0).IdPos == elemInfo.IdPos, "Basestream was not reset");
}
public static void Optimize(EBMLDocType ebmlDoc, Stream source, Stream target)
{
var dataSrc = new EBMLStreamDataSource(source);
var dataTrg = new EBMLStreamDataSource(target);
while(source.Position != source.Length) {
var id = dataSrc.ReadIdentifier();
var length = dataSrc.ReadVInt();
var docElem = ebmlDoc.RetrieveDocElement(id);
dataTrg.WriteIdentifier(id);
dataTrg.WriteVInt(length);
if(docElem.Type != EBMLElementType.Master) {
var offset = 0L;
var b = dataSrc.GetData(length, out offset);
dataTrg.Write(b, (Int32)offset, b.Length);
}
}
}
public void RetrieveValue_ZeroLength()
{
var dataSrc = new EBMLBlockDataSource(new byte[][] { new byte[0] }, 0);
var docType = new EBMLDocType();
var reader = new EBMLReader(dataSrc, docType);
reader.RetrieveValue(new ElementInfo(EBMLDocElement.Unknown, 0, 0, 0, 0));
reader.RetrieveValue(new ElementInfo(EBMLDocElement.Unknown, 1, 1, 1, 0));
}
public void RetrieveValue_WrongPosition()
{
var dataSrc = new EBMLBlockDataSource(new byte[][] { new byte[0] }, 0);
var docType = new EBMLDocType();
var reader = new EBMLReader(dataSrc, docType);
reader.RetrieveValue(new ElementInfo(EBMLDocElement.Unknown, 1, 2, 3, 1));
}
public void RetrieveValue_NullArgument()
{
var dataSrc = new EBMLBlockDataSource(new byte[][] { new byte[0] }, 0);
var docType = new EBMLDocType();
var reader = new EBMLReader(dataSrc, docType);
reader.RetrieveValue(null);
}
public void Reset()
{
var dataSrc = new EBMLFixedByteArrayDataSource(new byte[] { 0x1A, 0x45, 0xDF, 0xA3, 0x80 });
var docType = new EBMLDocType();
var reader = new EBMLReader(dataSrc, docType);
var elemInfo = reader.Next();
using(reader.EnterElement(elemInfo)) {
elemInfo = reader.Next();
}
reader.Reset();
Assert.IsTrue(reader.BaseStream.Position == 0, "Bastream was not reset");
}
public EBMLWriter(IEBMLDataSource dataSrc, EBMLDocType ebmlDoc)
{
this.dataSrc = dataSrc;
this.ebmlDoc = ebmlDoc;
}