/*
 * (C) 2003-2006 Gabest
 * (C) 2006-2016 see Authors.txt
 *
 * This file is part of MPC-BE.
 *
 * MPC-BE is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 3 of the License, or
 * (at your option) any later version.
 *
 * MPC-BE is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

#pragma once

interface __declspec(uuid("30AB78C7-5259-4594-AEFE-9C0FC2F08A5E"))
IBitStream :
public IUnknown {
	STDMETHOD_(UINT64, GetPos)() PURE;
	STDMETHOD_(UINT64, Seek)(UINT64 pos) PURE;  // it's a _stream_, please don't seek if you don't have to
	STDMETHOD(ByteWrite)(const void* pData, int len) PURE;
	STDMETHOD(BitWrite)(UINT64 data, int len) PURE;
	STDMETHOD(BitFlush)() PURE;
	STDMETHOD(StrWrite)(LPCSTR pData, BOOL bFixNewLine) PURE;
};

class CBitStream : public CUnknown, public IBitStream
{
	CComPtr<IStream> m_pStream;
	bool m_fThrowError;
	UINT64 m_bitbuff;
	int m_bitlen;

public:
	CBitStream(IStream* pStream, bool m_fThrowError = false);
	virtual ~CBitStream();

	DECLARE_IUNKNOWN;
	STDMETHODIMP NonDelegatingQueryInterface(REFIID riid, void** ppv);

	// IBitStream

	STDMETHODIMP_(UINT64) GetPos();
	STDMETHODIMP_(UINT64) Seek(UINT64 pos);
	STDMETHODIMP ByteWrite(const void* pData, int len);
	STDMETHODIMP BitWrite(UINT64 data, int len);
	STDMETHODIMP BitFlush();
	STDMETHODIMP StrWrite(LPCSTR pData, BOOL bFixNewLine);
};
