public unsafe List <OggPage> GetPageHeaders()
{
List <OggPage> list = new List <OggPage>();
byte * ptr = (byte *)Data;
byte * end = ptr + Length;
while (ptr < end)
{
string capturePattern = new string((sbyte *)ptr, 0, 4);
if (capturePattern != "OggS")
{
throw new Exception("OggS expected, but not found");
}
OggPageHeader *pageHeader = (OggPageHeader *)ptr;
list.Add(new OggPage(this, pageHeader));
byte *segmentTable = (byte *)pageHeader + 27;
ptr = segmentTable + pageHeader->PageSegments;
for (int i = 0; i < pageHeader->PageSegments; i++)
{
ptr += segmentTable[i];
}
}
if (ptr > end)
{
throw new Exception("Unexpected end of file");
}
return(list);
}
internal OggPage(VorbisFile parent, OggPageHeader *header)
{
this.Parent = parent;
this.Header = header;
}