NullRenderers.cpp from guliverkli at Krugle

Show NullRenderers.cpp syntax highlighted

/* 
 *	Copyright (C) 2003-2006 Gabest
 *	http://www.gabest.org
 *
 *  This Program 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 2, or (at your option)
 *  any later version.
 *   
 *  This Program 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 GNU Make; see the file COPYING.  If not, write to
 *  the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. 
 *  http://www.gnu.org/copyleft/gpl.html
 *
 */

#include "StdAfx.h"
#include "NullRenderers.h"
#include "..\..\include\moreuuids.h"

//
// CNullRenderer
//

CNullRenderer::CNullRenderer(REFCLSID clsid, TCHAR* pName, LPUNKNOWN pUnk, HRESULT* phr) 
	: CBaseRenderer(clsid, pName, pUnk, phr)
{
}

//
// CNullVideoRenderer
//

CNullVideoRenderer::CNullVideoRenderer(LPUNKNOWN pUnk, HRESULT* phr) 
	: CNullRenderer(__uuidof(this), NAME("Null Video Renderer"), pUnk, phr)
{
}

HRESULT CNullVideoRenderer::CheckMediaType(const CMediaType* pmt)
{
	return pmt->majortype == MEDIATYPE_Video
		|| pmt->subtype == MEDIASUBTYPE_MPEG2_VIDEO
		? S_OK
		: E_FAIL;
}

//
// CNullUVideoRenderer
//

CNullUVideoRenderer::CNullUVideoRenderer(LPUNKNOWN pUnk, HRESULT* phr) 
	: CNullRenderer(__uuidof(this), NAME("Null Video Renderer (Uncompressed)"), pUnk, phr)
{
}

HRESULT CNullUVideoRenderer::CheckMediaType(const CMediaType* pmt)
{
	return pmt->majortype == MEDIATYPE_Video
		&& (pmt->subtype == MEDIASUBTYPE_YV12
		|| pmt->subtype == MEDIASUBTYPE_I420
		|| pmt->subtype == MEDIASUBTYPE_YUYV
		|| pmt->subtype == MEDIASUBTYPE_IYUV
		|| pmt->subtype == MEDIASUBTYPE_YVU9
		|| pmt->subtype == MEDIASUBTYPE_Y411
		|| pmt->subtype == MEDIASUBTYPE_Y41P
		|| pmt->subtype == MEDIASUBTYPE_YUY2
		|| pmt->subtype == MEDIASUBTYPE_YVYU
		|| pmt->subtype == MEDIASUBTYPE_UYVY
		|| pmt->subtype == MEDIASUBTYPE_Y211
		|| pmt->subtype == MEDIASUBTYPE_RGB1
		|| pmt->subtype == MEDIASUBTYPE_RGB4
		|| pmt->subtype == MEDIASUBTYPE_RGB8
		|| pmt->subtype == MEDIASUBTYPE_RGB565
		|| pmt->subtype == MEDIASUBTYPE_RGB555
		|| pmt->subtype == MEDIASUBTYPE_RGB24
		|| pmt->subtype == MEDIASUBTYPE_RGB32
		|| pmt->subtype == MEDIASUBTYPE_ARGB1555
		|| pmt->subtype == MEDIASUBTYPE_ARGB4444
		|| pmt->subtype == MEDIASUBTYPE_ARGB32
		|| pmt->subtype == MEDIASUBTYPE_A2R10G10B10
		|| pmt->subtype == MEDIASUBTYPE_A2B10G10R10)
		? S_OK
		: E_FAIL;
}

//
// CNullAudioRenderer
//

CNullAudioRenderer::CNullAudioRenderer(LPUNKNOWN pUnk, HRESULT* phr) 
	: CNullRenderer(__uuidof(this), NAME("Null Audio Renderer"), pUnk, phr)
{
}

HRESULT CNullAudioRenderer::CheckMediaType(const CMediaType* pmt)
{
	return pmt->majortype == MEDIATYPE_Audio
		|| pmt->majortype == MEDIATYPE_Midi
		|| pmt->subtype == MEDIASUBTYPE_MPEG2_AUDIO
		|| pmt->subtype == MEDIASUBTYPE_DOLBY_AC3
		|| pmt->subtype == MEDIASUBTYPE_DVD_LPCM_AUDIO
		|| pmt->subtype == MEDIASUBTYPE_DTS
		|| pmt->subtype == MEDIASUBTYPE_SDDS
		|| pmt->subtype == MEDIASUBTYPE_MPEG1AudioPayload
		|| pmt->subtype == MEDIASUBTYPE_MPEG1Audio
		|| pmt->subtype == MEDIASUBTYPE_MPEG1Audio
		? S_OK
		: E_FAIL;
}

//
// CNullUAudioRenderer
//

CNullUAudioRenderer::CNullUAudioRenderer(LPUNKNOWN pUnk, HRESULT* phr) 
	: CNullRenderer(__uuidof(this), NAME("Null Audio Renderer (Uncompressed)"), pUnk, phr)
{
}

HRESULT CNullUAudioRenderer::CheckMediaType(const CMediaType* pmt)
{
	return pmt->majortype == MEDIATYPE_Audio
		&& (pmt->subtype == MEDIASUBTYPE_PCM
		|| pmt->subtype == MEDIASUBTYPE_IEEE_FLOAT
		|| pmt->subtype == MEDIASUBTYPE_DRM_Audio
		|| pmt->subtype == MEDIASUBTYPE_DOLBY_AC3_SPDIF
		|| pmt->subtype == MEDIASUBTYPE_RAW_SPORT
		|| pmt->subtype == MEDIASUBTYPE_SPDIF_TAG_241h)
		? S_OK
		: E_FAIL;
}

//
// CNullTextRenderer
//

HRESULT CNullTextRenderer::CTextInputPin::CheckMediaType(const CMediaType* pmt)
{
	return pmt->majortype == MEDIATYPE_Text
		|| pmt->majortype == MEDIATYPE_ScriptCommand
		|| pmt->majortype == MEDIATYPE_Subtitle 
		|| pmt->subtype == MEDIASUBTYPE_DVD_SUBPICTURE 
		|| pmt->subtype == MEDIASUBTYPE_CVD_SUBPICTURE 
		|| pmt->subtype == MEDIASUBTYPE_SVCD_SUBPICTURE 
		? S_OK 
		: E_FAIL;
}

CNullTextRenderer::CNullTextRenderer(LPUNKNOWN pUnk, HRESULT* phr)
	: CBaseFilter(NAME("CNullTextRenderer"), pUnk, this, __uuidof(this), phr) 
{
	m_pInput.Attach(new CTextInputPin(this, this, phr));
}
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