private void HoldLastBlock(IntPtr pBlockHandle, LibVLCAccess.block_t block, int offset)
{
if (IntPtr.Zero != pBlockHandle)
{
if (offset < block.i_buffer)
{
_LastBlockHandle = pBlockHandle;
_LastBlock = block;
_LastBlockOffset = offset;
}
else
{
ReleaseBlock(pBlockHandle, block);
}
}
}
protected IntPtr ReadBlock(out LibVLCAccess.block_t block)
{
if (IntPtr.Zero == _AccessVLCObject)
{
throw new ObjectDisposedException("AccessVLCObject");
}
IntPtr pBlock = InvokeImport.InvokeFunc(_funcReadBlock, _AccessVLCObject);
if (IntPtr.Zero != pBlock)
{
block = (LibVLCAccess.block_t)Marshal.PtrToStructure(pBlock, typeof(LibVLCAccess.block_t));
}
else
{
block = new LibVLCAccess.block_t();
}
return pBlock;
}
private void LibVLCCoreInit(IPAddress mcifIPAddr)
{
IntPtr hmodVLCCore = WINAPIImport.GetModuleHandle("libvlccore.dll");
if (IntPtr.Zero != hmodVLCCore)
{
IntPtr funcaddr = WINAPIImport.GetProcAddress(hmodVLCCore, "input_item_SetMeta");
//IntPtr funcaddr2 = WINAPIImport.GetProcAddress(hmodVLCCore, "block_Alloc");
if (IntPtr.Zero != funcaddr)
{
IntPtr funcAccessNew = (IntPtr)(funcaddr.ToInt32() + 0x300);
IntPtr funcAccessDelete = (IntPtr)(funcaddr.ToInt32() + 0x240);
if (mcifIPAddr.Equals(IPAddress.None))
{
mcifIPAddr = IPAddress.Any;
}
_LibAccess = new LibVLCAccess(LibVLCObject, funcAccessNew, funcAccessDelete, mcifIPAddr);
}
else
{
throw new Win32Exception(Marshal.GetLastWin32Error());
}
}
else
{
throw new Win32Exception(Marshal.GetLastWin32Error());
}
}
protected static void ReleaseBlock(IntPtr pBlockHandle, LibVLCAccess.block_t block)
{
IntPtr funcBlockRelease = block.pf_release;
InvokeImport.InvokeFunc(funcBlockRelease, pBlockHandle);
}
public void LibVLCRelease()
{
_LibAccess = null;
if (IntPtr.Zero != _pLibVLCHandle)
{
_instanceVLC.p_libvlc_int = IntPtr.Zero;
libvlc_release(_pLibVLCHandle);
_pLibVLCHandle = IntPtr.Zero;
}
if (IntPtr.Zero != _hmodCALibVLCHook)
{
WINAPIImport.FreeLibrary(_hmodCALibVLCHook);
_hmodCAPluginZet = IntPtr.Zero;
}
if (IntPtr.Zero != _hmodCAPluginZet)
{
WINAPIImport.FreeLibrary(_hmodCAPluginZet);
_hmodCAPluginZet = IntPtr.Zero;
}
}