pxff2.cpp

linux下的一款播放器

/* ***** BEGIN LICENSE BLOCK *****
 * Source last modified: $Id: pxff2.cpp,v 1.1.26.1 2004/07/09 01:52:03 hubbe Exp $
 * 
 * Portions Copyright (c) 1995-2004 RealNetworks, Inc. All Rights Reserved.
 * 
 * The contents of this file, and the files included with this file,
 * are subject to the current version of the RealNetworks Public
 * Source License (the "RPSL") available at
 * http://www.helixcommunity.org/content/rpsl unless you have licensed
 * the file under the current version of the RealNetworks Community
 * Source License (the "RCSL") available at
 * http://www.helixcommunity.org/content/rcsl, in which case the RCSL
 * will apply. You may also obtain the license terms directly from
 * RealNetworks.  You may not use this file except in compliance with
 * the RPSL or, if you have a valid RCSL with RealNetworks applicable
 * to this file, the RCSL.  Please see the applicable RPSL or RCSL for
 * the rights, obligations and limitations governing use of the
 * contents of the file.
 * 
 * Alternatively, the contents of this file may be used under the
 * terms of the GNU General Public License Version 2 or later (the
 * "GPL") in which case the provisions of the GPL are applicable
 * instead of those above. If you wish to allow use of your version of
 * this file only under the terms of the GPL, and not to allow others
 * to use your version of this file under the terms of either the RPSL
 * or RCSL, indicate your decision by deleting the provisions above
 * and replace them with the notice and other provisions required by
 * the GPL. If you do not delete the provisions above, a recipient may
 * use your version of this file under the terms of any one of the
 * RPSL, the RCSL or the GPL.
 * 
 * This file is part of the Helix DNA Technology. RealNetworks is the
 * developer of the Original Code and owns the copyrights in the
 * portions it created.
 * 
 * This file, and the files included with this file, is distributed
 * and made available on an 'AS IS' basis, WITHOUT WARRANTY OF ANY
 * KIND, EITHER EXPRESS OR IMPLIED, AND REALNETWORKS HEREBY DISCLAIMS
 * ALL SUCH WARRANTIES, INCLUDING WITHOUT LIMITATION, ANY WARRANTIES
 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, QUIET
 * ENJOYMENT OR NON-INFRINGEMENT.
 * 
 * Technology Compatibility Kit Test Suite(s) Location:
 *    http://www.helixcommunity.org/content/tck
 * 
 * Contributor(s):
 * 
 * ***** END LICENSE BLOCK ***** */

// system

// include
#include "hxtypes.h"
#include "hxwintyp.h"
#include "hxcom.h"
#include "hxtypes.h"
#include "hxresult.h"
#include "hxcomm.h"
#include "ihxpckts.h"
#include "hxfiles.h"
#include "hxformt.h"
#include "hxplugn.h"
#include "hxprefs.h"
#include "hxformt.h"
#include "hxpends.h"
#include "hxengin.h"
#include "hxmon.h"
#include "hxver.h"
#include "defslice.h"
#include "hxupgrd.h"
#include "hxxres.h"
#include "hxxrsmg.h"
#include "hxerror.h"
#include "ihxfgbuf.h"
#include "hxxml.h"
#include "hxvsrc.h"
#include "hxcore.h"
#include "hxcache.h"

// pnmisc
#include "verutil.h"
#include "baseobj.h"
#include "unkimp.h"
#include "perplex.h"

// pncont
#include "hxstring.h"
#include "hxslist.h"
#include "hxmap.h"
#include "hxbuffer.h"
#include "carray.h"
#include "chxfgbuf.h"

// coreres
#include "pixres.h"

// pxcomlib
#include "pxcolor.h"
#include "pxrect.h"
#include "pxeffect.h"
#include "pxcmpmgr.h"
#include "pxffmcod.h"
#include "wirefmgr.h"
#include "rpfile.h"
#include "rpparser.h"
#include "pxerror.h"
#include "pxffcmgr.h"

// pxff
#include "rpfilobj.h" // Have to include for !()$*(#$($) old parser
#include "filehdlr.h"
#include "pxschedu.h"
#include "shadvsrc.h"
#include "pxff2.h"
#include "rpffdll.ver"

// pndebug
#include "errdbg.h"
#include "hxheap.h"
#ifdef _DEBUG
#undef HX_THIS_FILE     
static char HX_THIS_FILE[] = __FILE__;
#endif

#ifdef _AIX
#include "dllpath.h"
ENABLE_MULTILOAD_DLLACCESS_PATHS(Pxff);
#endif

const IID    CRealPixFileFormat::m_IID                   = IID_IHXFileFormatObject;
const char * CRealPixFileFormat::m_pszDescription        = "Helix RealPix Format Plugin";
const char * CRealPixFileFormat::m_pszCopyright          = HXVER_COPYRIGHT;
const char * CRealPixFileFormat::m_pszMoreInfoURL        = HXVER_MOREINFO;
const char * CRealPixFileFormat::m_ppszFileMimeTypes[]   = {"application/vnd.rn-realpix", "image/vnd.rn-realpix", NULL};
const char * CRealPixFileFormat::m_ppszFileExtensions[]  = {"rp", NULL};
const char * CRealPixFileFormat::m_ppszFileOpenNames[]   = {"RealPix (*.rp)", NULL};
const char * CRealPixFileFormat::m_ppszStreamMimeTypes[] = {"application/vnd.rn-realpixstream2", NULL};
const UINT32 CRealPixFileFormat::m_ulStreamVersion       = HX_ENCODE_PROD_VERSION(0, 0, 0, 0);

CRealPixFileFormat::CRealPixFileFormat()
{
    m_lRefCount           = 0;
    m_pContext            = NULL;
    m_pCommonClassFactory = NULL;
    m_pRequest            = NULL;
    m_pFileFormatResponse = NULL;
    m_pRPFileObject       = NULL;
    m_pPoolPathAdjustment = NULL;
    m_pCodecManager       = NULL;
    m_pWireFormatManager  = NULL;
    m_pRPFileHandler      = NULL;
    m_pImageFileHandler   = NULL;
    m_pFileHandlerArray   = NULL;
    m_pPacketScheduler    = NULL;
    m_pRealPixFile        = NULL;
    m_pCodec              = NULL;
    m_ulSessionHandle     = 0;
    m_bImageParseActive   = FALSE;
    m_ulState             = kStateConstructed;
    m_bRealPixLicensed    = TRUE;
    m_ulStrictnessLevel   = REALPIX_STRICTNESS_LOW;
    m_bShutdownRPFile     = FALSE;
    m_pAcceptMetaInfoStr  = NULL;
}

CRealPixFileFormat::~CRealPixFileFormat()
{
    Deallocate();
}

void CRealPixFileFormat::Deallocate()
{
    ReleaseAllFileHandlers();
    HX_RELEASE(m_pContext);
    HX_RELEASE(m_pCommonClassFactory);
    HX_RELEASE(m_pRequest);
    HX_RELEASE(m_pFileFormatResponse);
    HX_RELEASE(m_pRPFileObject);
    HX_RELEASE(m_pPoolPathAdjustment);
    HX_RELEASE(m_pCodecManager);
    HX_RELEASE(m_pWireFormatManager);
    HX_RELEASE(m_pRPFileHandler);
    HX_RELEASE(m_pImageFileHandler);
    HX_DELETE(m_pFileHandlerArray);
    HX_RELEASE(m_pPacketScheduler);
    HX_RELEASE(m_pRealPixFile);
    HX_RELEASE(m_pCodec);
    HX_RELEASE(m_pAcceptMetaInfoStr);
}

STDMETHODIMP CRealPixFileFormat::QueryInterface(REFIID riid, void** ppvObj)
{
    HX_RESULT retVal = HXR_OK;

    if (IsEqualIID(riid, IID_IUnknown))
    {
        AddRef();
        *ppvObj = (IUnknown*) (IHXPlugin*) this;
    }
    else if (IsEqualIID(riid, IID_IHXPlugin))
    {
        AddRef();
        *ppvObj = (IHXPlugin*) this;
    }
    else if (IsEqualIID(riid, IID_IHXFileFormatObject))
    {
        AddRef();
        *ppvObj = (IHXFileFormatObject*) this;
    }
    else if (IsEqualIID(riid, IID_IHXInterruptSafe))
    {
        AddRef();
        *ppvObj = (IHXInterruptSafe*) this;
    }
    else if (IsEqualIID(riid, IID_IHXFileViewSource))
    {
        CRPViewSource* pVsrc = new CRPViewSource(m_pContext, (IUnknown*)(IHXPlugin*)this);
        if (pVsrc)
        {
            retVal = pVsrc->QueryInterface(riid, ppvObj);
        }
        else
        {
            retVal = HXR_OUTOFMEMORY;
        }
    }
    else if (IsEqualIID(riid, IID_IHXThreadSafeMethods))
    {
        AddRef();
        *ppvObj = (IHXThreadSafeMethods*)this;
    }
    else
    {
        *ppvObj = NULL;
        retVal  = HXR_NOINTERFACE;
    }

    return retVal;
}

STDMETHODIMP_(UINT32) CRealPixFileFormat::AddRef()
{
    return InterlockedIncrement(&m_lRefCount);
}

STDMETHODIMP_(UINT32) CRealPixFileFormat::Release()
{
    
    if (InterlockedDecrement(&m_lRefCount) > 0)
        return m_lRefCount;

    delete this;

    return 0;
}

STDMETHODIMP CRealPixFileFormat::GetPluginInfo(REF(BOOL)        bMultipleLoad,
                                               REF(const char*) pDescription,
                                               REF(const char*) pCopyright,
                                               REF(const char*) pMoreInfoURL,
                                               REF(ULONG32)     ulVersionNumber)
{
    bMultipleLoad   = TRUE;
    pDescription    = m_pszDescription;
    pCopyright      = m_pszCopyright;
    pMoreInfoURL    = m_pszMoreInfoURL;
    ulVersionNumber = TARVER_ULONG32_VERSION;

    return HXR_OK;
}

STDMETHODIMP CRealPixFileFormat::InitPlugin(IUnknown* pContext)
{
    HX_RESULT retVal = HXR_FAIL;

    if (m_ulState == kStateConstructed)
    {
        if (pContext)
        {
            // Clear out everything
            Deallocate();

            // Save a copy of the context
            m_pContext = pContext;
            m_pContext->AddRef();

            // Get an IHXCommonClassFactory interface
            retVal = m_pContext->QueryInterface(IID_IHXCommonClassFactory,
                                                (void**) &m_pCommonClassFactory);
            if (SUCCEEDED(retVal))
            {
                // Change the state
                m_ulState = kStatePluginInitialized;
            }
        }
    }

    return retVal;
}

STDMETHODIMP CRealPixFileFormat::GetFileFormatInfo(REF(const char**) pFileMimeTypes,
                                                   REF(const char**) pFileExtensions,
                                                   REF(const char**) pFileOpenNames)
{
    pFileMimeTypes  = m_ppszFileMimeTypes;
    pFileExtensions = m_ppszFileExtensions;
    pFileOpenNames  = m_ppszFileOpenNames;

    return HXR_OK;
}

STDMETHODIMP CRealPixFileFormat::InitFileFormat(IHXRequest*        pRequest,
                                                IHXFormatResponse* pFormatResponse,
                                                IHXFileObject*     pFileObject)
{
#ifdef XXXMEH_DEBUG_LOG
    DEBUG_OUTF("c:\\pxff.log", (s, "CRealPixFileFormat::InitFileFormat(0x%08X,0x%08X,0x%08X,0x%08X)\n",
               this, pRequest, pFormatResponse, pFileObject));
#endif
    HX_RESULT retVal = HXR_FAIL;

    if (m_ulState == kStatePluginInitialized)
    {
        if (pRequest && pFormatResponse && pFileObject)
        {
            // Save a copy of the request
            m_pRequest = pRequest;
            m_pRequest->AddRef();

            // Save a copy of the file format response
            m_pFileFormatResponse = pFormatResponse;
            m_pFileFormatResponse->AddRef();

            // Save a copy of the file object
            m_pRPFileObject = pFileObject;
            m_pRPFileObject->AddRef();