chxpckts.cpp

linux下的一款播放器

{
    if (InterlockedDecrement(&m_lRefCount) > 0)
    {
        return m_lRefCount;
    }

    delete this;
    return 0;
}

/************************************************************************
 *	Method:
 *		IHXPacket::Set
 */
STDMETHODIMP
CHXRTPPacket::Set(IHXBuffer*  pBuffer, 
                  ULONG32     ulTime,
                  UINT16      uStreamNumber,
                  UINT8       unASMFlags,
                  UINT16      unASMRuleNumber)
{
    m_ulRTPTime = ulTime;

    return _Set(pBuffer, 
                ulTime,
                uStreamNumber,
                unASMFlags,
                unASMRuleNumber);
}

/************************************************************************
 *	Method:
 *		IHXRTPPacket::GetRTP
 */
STDMETHODIMP
CHXRTPPacket::GetRTP(REF(IHXBuffer*)  pBuffer, 
                     REF(ULONG32)     ulTime,
                     REF(ULONG32)     ulRTPTime,
                     REF(UINT16)      uStreamNumber,
                     REF(UINT8)       unASMFlags,
                     REF(UINT16)      unASMRuleNumber)
{
    ulRTPTime = m_ulRTPTime;

    return _Get(pBuffer,
                ulTime,
                uStreamNumber,
                unASMFlags,
                unASMRuleNumber);
}

/************************************************************************
 *	Method:
 *		IHXRTPPacket::GetRTPTime
 */
STDMETHODIMP_(ULONG32)
CHXRTPPacket::GetRTPTime()
{
    return m_ulRTPTime;
}

/************************************************************************
 *	Method:
 *		IHXRTPPacket::SetRTP
 */
STDMETHODIMP
CHXRTPPacket::SetRTP(IHXBuffer*  pBuffer, 
                     ULONG32     ulTime,
                     ULONG32     ulRTPTime,
                     UINT16      uStreamNumber,
                     UINT8       unASMFlags,
                     UINT16      unASMRuleNumber)
{
    m_ulRTPTime = ulRTPTime;

    return _Set(pBuffer, 
                ulTime,
                uStreamNumber,
                unASMFlags,
                unASMRuleNumber);
}

/////////////////////////////////////////////////////////////////////////
//	CHXHeader
//
/////////////////////////////////////////////////////////////////////////
//	Method:
//		IUnknown::QueryInterface
//	Purpose:
//		Implement this to export the interfaces supported by your 
//		object.
//
STDMETHODIMP
CHXHeader::QueryInterface(REFIID riid, void** ppvObj)
{
    if (IsEqualIID(riid, IID_IUnknown))
    {
        AddRef();
        *ppvObj = this;
        return HXR_OK;
    }
    else if (IsEqualIID(riid, IID_IHXValues))
    {
        AddRef();
        *ppvObj = (IHXValues*)this;
        return HXR_OK;
    }

    *ppvObj = NULL;
    return HXR_NOINTERFACE;
}

/////////////////////////////////////////////////////////////////////////
//	Method:
//		IUnknown::AddRef
//	Purpose:
//		Everyone usually implements this the same... feel free to use
//		this implementation.
//
STDMETHODIMP_(ULONG32)
CHXHeader::AddRef()
{
    return InterlockedIncrement(&m_lRefCount);
}

/////////////////////////////////////////////////////////////////////////
//	Method:
//		IUnknown::Release
//	Purpose:
//		Everyone usually implements this the same... feel free to use
//		this implementation.
//
STDMETHODIMP_(ULONG32)
CHXHeader::Release()
{
    if (InterlockedDecrement(&m_lRefCount) > 0)
    {
        return m_lRefCount;
    }

    delete this;
    return 0;
}

CHXHeader::CValue&
CHXHeader::CValue::operator= (CHXHeader::CValue const& rhs)
{
    CValue(rhs).Swap(*this);
    return *this;
}

CHXHeader::~CHXHeader()
{
    for (Map::iterator i = m_Map.begin(); i != m_Map.end(); ++i)
    {
        delete[] (char*)i->first;
    }
}

CHXHeader::CValue::~CValue()
{
    HX_RELEASE(m_pIBuffer);
    HX_RELEASE(m_pIString);
}

bool
CHXHeader::MyCompare::operator()(const char* p1, const char* p2) const
{
    return (m_PreserveCase ? strcmp(p1, p2) : strcmpi(p1, p2)) < 0;
}

STDMETHODIMP
CHXHeader::SetPropertyULONG32(const char* pPropertyName,
                              ULONG32     uPropertyValue)
{
    return SetProperty(pPropertyName, &CValue::m_lVal, uPropertyValue);
}

STDMETHODIMP
CHXHeader::GetPropertyULONG32(const char*  pPropertyName,
                              REF(ULONG32) uPropertyValue)
{
    return GetProperty(pPropertyName, &CValue::m_lVal, uPropertyValue);
}

STDMETHODIMP
CHXHeader::GetFirstPropertyULONG32(REF(const char*) pPropertyName,
                                   REF(ULONG32)     uPropertyValue)
{
    m_ULONG32Position = m_Map.begin();
    return GetNextProperty(
                pPropertyName,
                &CValue::m_lVal,
                uPropertyValue,
                m_ULONG32Position);
}

STDMETHODIMP
CHXHeader::GetNextPropertyULONG32(REF(const char*) pPropertyName,
                                  REF(ULONG32)     uPropertyValue)
{
    if (m_ULONG32Position == m_Map.end())
    {
        return HXR_FAIL;
    }

    return GetNextProperty(
                pPropertyName,
                &CValue::m_lVal,
                uPropertyValue,
                ++m_ULONG32Position);
}

STDMETHODIMP
CHXHeader::SetPropertyBuffer(const char* pPropertyName,
                             IHXBuffer*  pPropertyValue)
{
    if (!pPropertyValue)
    {
        return HXR_FAIL;
    }

    return SetProperty(pPropertyName, &CValue::m_pIBuffer, pPropertyValue);
}

STDMETHODIMP
CHXHeader::GetPropertyBuffer(const char*     pPropertyName,
                             REF(IHXBuffer*) pPropertyValue)
{
    return GetProperty(pPropertyName, &CValue::m_pIBuffer, pPropertyValue);
}

STDMETHODIMP
CHXHeader::GetFirstPropertyBuffer(REF(const char*) pPropertyName,
                                  REF(IHXBuffer*)  pPropertyValue)
{
    m_BufferPosition = m_Map.begin();
    return GetNextProperty(
                pPropertyName,
                &CValue::m_pIBuffer,
                pPropertyValue,
                m_BufferPosition);
}

STDMETHODIMP
CHXHeader::GetNextPropertyBuffer(REF(const char*) pPropertyName,
                                 REF(IHXBuffer*)  pPropertyValue)
{
    if (m_BufferPosition == m_Map.end())
    {
        return HXR_FAIL;
    }

    return GetNextProperty(
               pPropertyName,
               &CValue::m_pIBuffer,
               pPropertyValue,
               ++m_BufferPosition);
}

STDMETHODIMP
CHXHeader::SetPropertyCString(const char* pPropertyName,
                              IHXBuffer*  pPropertyValue)
{
    if (!pPropertyValue)
    {
        return HXR_FAIL;
    }

    return SetProperty(pPropertyName, &CValue::m_pIString, pPropertyValue);
}

STDMETHODIMP
CHXHeader::GetPropertyCString(const char*     pPropertyName,
                              REF(IHXBuffer*) pPropertyValue)
{
        return GetProperty(pPropertyName, &CValue::m_pIString, pPropertyValue);
}

STDMETHODIMP
CHXHeader::GetFirstPropertyCString(REF(const char*) pPropertyName,
                                   REF(IHXBuffer*)  pPropertyValue)
{
    m_CStringPosition = m_Map.begin();
    return GetNextProperty(
               pPropertyName,
               &CValue::m_pIString,
               pPropertyValue,
               m_CStringPosition);
}

STDMETHODIMP
CHXHeader::GetNextPropertyCString(REF(const char*) pPropertyName,
                                  REF(IHXBuffer*)  pPropertyValue)
{
    if (m_CStringPosition == m_Map.end())
    {
        return HXR_FAIL;
    }

    return GetNextProperty(
               pPropertyName,
               &CValue::m_pIString,
               pPropertyValue,
               ++m_CStringPosition);
}

void
CHXHeader::PreserveCase(BOOL bPreserve)
{
    HX_ASSERT(m_Map.empty());
    Map(MyCompare(bPreserve)).swap(m_Map);
}

void
CHXHeader::mergeHeaders(IHXValues* pDestHeaders, 
                        IHXValues* pSrcHeaders)
{
#if 0
    if (!pDestHeaders || !pSrcHeaders) return;
    // XXXHP - caveat emptor
    CHXHeader& sourceHeader = *((CHXHeader*) pSrcHeaders);
    CHXHeader& destHeader = *((CHXHeader*) pDestHeaders);

    for (Map::const_iterator i = sourceHeader.m_Map.begin (); i != sourceHeader.m_Map.end (); ++i)
    {
        Map::iterator j = destHeader.m_Map.find(i->first);
        if (j != destHeader.m_Map.end())
        {
            CValue& lhs = j->second;
            const CValue& rhs = i->second;
            if (rhs.m_lValValid) lhs.Set(&CValue::m_lVal, rhs.m_lVal);
            if (rhs.m_pIBuffer) lhs.Set(&CValue::m_pIBuffer, rhs.m_pIBuffer);
            if (rhs.m_pIString) lhs.Set(&CValue::m_pIString, rhs.m_pIString);
        }
        else
        {
            char* pTmp = new char[strlen(i->first) + 1];
            strcpy(pTmp, i->first); /* Flawfinder: ignore */
            Map::value_type newVal(pTmp, i->second);
            newVal.second.m_Key = newVal.first;
            destHeader.m_Map.insert(newVal);
        }
    }
#else
    if (pSrcHeaders && pDestHeaders)
    {
        // add these headers to the existing ones
        //

        const char* pPropName = NULL;
        UINT32 ulPropValue = 0;

        HX_RESULT rc =
            pSrcHeaders->GetFirstPropertyULONG32(pPropName, ulPropValue);

        while (SUCCEEDED(rc))
        {
            pDestHeaders->SetPropertyULONG32(pPropName, ulPropValue);
            rc = pSrcHeaders->GetNextPropertyULONG32(pPropName, ulPropValue);
        }

        IHXBuffer* pBuffer = NULL;
        rc = pSrcHeaders->GetFirstPropertyBuffer(pPropName, pBuffer);

        while (SUCCEEDED(rc))
        {
            pDestHeaders->SetPropertyBuffer(pPropName, pBuffer);
            pBuffer->Release();
            rc = pSrcHeaders->GetNextPropertyBuffer(pPropName, pBuffer);
        }

        rc = pSrcHeaders->GetFirstPropertyCString(pPropName, pBuffer);

        while (SUCCEEDED(rc))
        {
            pDestHeaders->SetPropertyCString(pPropName, pBuffer);
            pBuffer->Release();
            rc = pSrcHeaders->GetNextPropertyCString(pPropName, pBuffer);
        }
    }
#endif
}

_CStoreName::_CStoreName() : m_strName()
{
}
_CStoreName::~_CStoreName()
{
}

const
CHXString& _CStoreName::GetName() const
{
    return m_strName;
}
void
_CStoreName::SetName(const char* szName)
{
    m_strName = szName;
}

_CStoreNameUINT32Pair::_CStoreNameUINT32Pair() : m_ulValue(0)
{
}
_CStoreNameUINT32Pair::~_CStoreNameUINT32Pair()
{
}

UINT32
_CStoreNameUINT32Pair::GetValue()
{
    return m_ulValue;
}

void
_CStoreNameUINT32Pair::SetValue(UINT32 ulValue)
{
    m_ulValue = ulValue;
}

_CStoreNameBufferPair::_CStoreNameBufferPair() : m_pbufValue(NULL)
{
}

_CStoreNameBufferPair::~_CStoreNameBufferPair()
{
    HX_RELEASE(m_pbufValue);
}

IHXBuffer*
_CStoreNameBufferPair::GetValue()
{
    if (m_pbufValue)
    {
        m_pbufValue->AddRef();
    }
    return m_pbufValue;
}

void
_CStoreNameBufferPair::SetValue(IHXBuffer* pbufValue)
{
    HX_RELEASE(m_pbufValue);

    m_pbufValue = pbufValue;

    if (m_pbufValue)
    {
        m_pbufValue->AddRef();
    }
}

#if 0
IHXBuffer*
CHXHeader::encodeBuffer(IHXBuffer* pBuffer)
{
    //XXXBAB - come back to this soon...
    CHXBuffer* pEncodedBuffer = new CHXBuffer;
    pEncodedBuffer->AddRef();
    pEncodedBuffer->Set(pBuffer->GetBuffer(), pBuffer->GetSize());
    return pEncodedBuffer;
}

IHXBuffer*
CHXHeader::encodeCString(IHXBuffer* pBuffer)
{
    CHXString tmp;
    const char* pStr = (const char*)pBuffer->GetBuffer();
    BOOL inEscape = FALSE;
    for(size_t i=0;i<strlen(pStr);++i)
    {
        switch(pStr[i])
        {
            case '\n':
            {
                tmp += "\\n";
            }
            break;

            case '\t':
            {
                tmp += "\\t";
            }
            break;

            case '\r':
            {
                tmp += "\\r";
            }
            break;

            case '\"':
            {
                tmp += "\\\"";
            }
            break;

            case '\\':
            {
                tmp += "\\\\";
            }
            break;

            default:
            {
                tmp += pStr[i];
            }
        }
    }
    CHXBuffer* pEncodedBuffer = new CHXBuffer;
    pEncodedBuffer->AddRef();
    pEncodedBuffer->Set((const BYTE*)(const char*)tmp, tmp.GetLength()+1);
    return pEncodedBuffer;
}
#endif

#endif