public VorbisPacket(ByteArray aByteArray, VorbisHeader aVorbisHeader, Byte[] aFirstSegmentArray)
{
oggPageHeader = new OggPageHeader(aByteArray);
sizeSegmentList = oggPageHeader.GetSegmentSizeList();
vorbisSegmentArray = new VorbisSegment[sizeSegmentList.Count];
for (int i = 0; i < sizeSegmentList.Count; i++)
{
Byte[] lPacket = aByteArray.ReadBytes(sizeSegmentList[i]);
Byte[] lPacketAll = new Byte[sizeSegmentList[i] + aFirstSegmentArray.Length];
for (int j = 0; j < aFirstSegmentArray.Length; j++)
{
lPacketAll[j] = aFirstSegmentArray[j];
}
for (int j = 0; j < sizeSegmentList[i]; j++)
{
lPacketAll[aFirstSegmentArray.Length + j] = lPacket[j];
}
MemoryStream lMemoryStream = new MemoryStream(lPacketAll);
ByteArrayLittle lByteArray = new ByteArrayLittle(lMemoryStream);
vorbisSegmentArray[i] = new VorbisSegment(lByteArray, aVorbisHeader);
aFirstSegmentArray = new Byte[0];
}
nextSegmentArray = aByteArray.ReadBytes(oggPageHeader.GetNextSegmentSize());
}
public OggPage(OggPage src)
{
Header = src.Header;
Size = src.Size;
Segments = new byte[src.Segments.Length][];
for (int pos = 0; pos < Segments.Length; pos++)
{
Segments[pos] = new byte[src.Segments[pos].Length];
Array.Copy(src.Segments[pos], Segments[pos], Segments[pos].Length);
}
}
private OggPage GetOggPage(ref int offset)
{
OggPageHeader hdr = new OggPageHeader();
OggPage page = new OggPage();
int pageSize = 0;
ByteArrayToStructure(Audio, offset, ref hdr);
if (hdr.Header[0] != 'O' || hdr.Header[1] != 'g' || hdr.Header[2] != 'g' || hdr.Header[3] != 'S')
{
return(null);
}
page.Header = hdr;
pageSize += Marshal.SizeOf(hdr);
page.Segments = new byte[0][];
/* where will the segment data start */
int segmentDataPos = pageSize + hdr.PageSegments;
/* position in page segment table */
int pageSegTablePos = 0;
/* logical number of the segment */
int pageSegNum = 0;
while (pageSegTablePos < hdr.PageSegments)
{
int lenEntry = Audio[offset + pageSize];
int len = lenEntry;
pageSize++;
pageSegTablePos++;
while (lenEntry == 0xFF)
{
lenEntry = Audio[offset + pageSize];
len += lenEntry;
pageSize++;
pageSegTablePos++;
}
Array.Resize(ref page.Segments, pageSegNum + 1);
page.Segments[pageSegNum] = new byte[len];
Array.Copy(Audio, offset + segmentDataPos, page.Segments[pageSegNum], 0, len);
segmentDataPos += page.Segments[pageSegNum].Length;
pageSegNum++;
}
page.Size = segmentDataPos;
offset += segmentDataPos;
return(page);
}
