MP4Atom* MP4Track::AddAtom(char* parentName, char* childName)
{
MP4Atom* pChildAtom = MP4Atom::CreateAtom(childName);
MP4Atom* pParentAtom = m_pTrakAtom->FindAtom(parentName);
ASSERT(pParentAtom);
pParentAtom->AddChildAtom(pChildAtom);
pChildAtom->Generate();
return pChildAtom;
}
void MP4StblAtom::Generate()
{
// as usual
MP4Atom::Generate();
// but we also need one of the chunk offset atoms
MP4Atom* pChunkOffsetAtom;
if (m_File.Use64Bits(GetType())) {
pChunkOffsetAtom = CreateAtom(m_File, this, "co64");
} else {
pChunkOffsetAtom = CreateAtom(m_File, this, "stco");
}
AddChildAtom(pChunkOffsetAtom);
// and ask it to self generate
pChunkOffsetAtom->Generate();
}