/*
 * (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

#include <atlbase.h>

#define WavDestName L"MPC WavDest"

class CWavDestOutputPin : public CTransformOutputPin
{
public:
	CWavDestOutputPin(CTransformFilter* pFilter, HRESULT* phr);

	STDMETHODIMP EnumMediaTypes(IEnumMediaTypes** ppEnum);
	HRESULT CheckMediaType(const CMediaType* pmt);
};

class __declspec(uuid("8685214E-4D32-4058-BE04-D01104F00B0C"))
	CWavDestFilter : public CTransformFilter
{
public:
	CWavDestFilter(LPUNKNOWN pUnk, HRESULT* pHr);
	~CWavDestFilter();

	DECLARE_IUNKNOWN;

	HRESULT Transform(IMediaSample* pIn, IMediaSample* pOut);
	HRESULT Receive(IMediaSample* pSample);

	HRESULT CheckInputType(const CMediaType* mtIn);
	HRESULT CheckTransform(const CMediaType* mtIn, const CMediaType* mtOut);
	HRESULT GetMediaType(int iPosition, CMediaType* pMediaType);

	HRESULT DecideBufferSize(IMemAllocator* pAlloc, ALLOCATOR_PROPERTIES* pProperties);

	HRESULT StartStreaming();
	HRESULT StopStreaming();

private:

	HRESULT Copy(IMediaSample* pSource, IMediaSample* pDest) const;
	HRESULT Transform(IMediaSample* pMediaSample);
	HRESULT Transform(AM_MEDIA_TYPE* pType, const signed char ContrastLevel) const;

	ULONG m_cbWavData;
	ULONG m_cbHeader;
};
