NullRenderers.cpp

/* 
 *      Copyright (C) 2003-2005 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"
#include "..\..\include\matroska\matroska.h"

//
// CNullVideoRenderer
//

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

//
// CNullUVideoRenderer
//

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
//

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
//

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));
}

---