diff options
Diffstat (limited to 'src/plugins/directshow/player/directshowpinenum.cpp')
-rw-r--r-- | src/plugins/directshow/player/directshowpinenum.cpp | 134 |
1 files changed, 0 insertions, 134 deletions
diff --git a/src/plugins/directshow/player/directshowpinenum.cpp b/src/plugins/directshow/player/directshowpinenum.cpp deleted file mode 100644 index f88f791..0000000 --- a/src/plugins/directshow/player/directshowpinenum.cpp +++ /dev/null @@ -1,134 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). -** All rights reserved. -** Contact: Nokia Corporation (qt-info@nokia.com) -** -** This file is part of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** GNU Lesser General Public License Usage -** This file may be used under the terms of the GNU Lesser General Public -** License version 2.1 as published by the Free Software Foundation and -** appearing in the file LICENSE.LGPL included in the packaging of this -** file. Please review the following information to ensure the GNU Lesser -** General Public License version 2.1 requirements will be met: -** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. -** -** In addition, as a special exception, Nokia gives you certain additional -** rights. These rights are described in the Nokia Qt LGPL Exception -** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU General -** Public License version 3.0 as published by the Free Software Foundation -** and appearing in the file LICENSE.GPL included in the packaging of this -** file. Please review the following information to ensure the GNU General -** Public License version 3.0 requirements will be met: -** http://www.gnu.org/copyleft/gpl.html. -** -** Other Usage -** Alternatively, this file may be used in accordance with the terms and -** conditions contained in a signed written agreement between you and Nokia. -** -** -** -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "directshowpinenum.h" - - -DirectShowPinEnum::DirectShowPinEnum(const QList<IPin *> &pins) - : m_ref(1) - , m_pins(pins) - , m_index(0) -{ - foreach (IPin *pin, m_pins) - pin->AddRef(); -} - -DirectShowPinEnum::~DirectShowPinEnum() -{ - foreach (IPin *pin, m_pins) - pin->Release(); -} - -HRESULT DirectShowPinEnum::QueryInterface(REFIID riid, void **ppvObject) -{ - if (riid == IID_IUnknown - || riid == IID_IEnumPins) { - AddRef(); - - *ppvObject = static_cast<IEnumPins *>(this); - - return S_OK; - } else { - *ppvObject = 0; - - return E_NOINTERFACE; - } -} - -ULONG DirectShowPinEnum::AddRef() -{ - return InterlockedIncrement(&m_ref); -} - -ULONG DirectShowPinEnum::Release() -{ - ULONG ref = InterlockedDecrement(&m_ref); - - if (ref == 0) { - delete this; - } - - return ref; -} - -HRESULT DirectShowPinEnum::Next(ULONG cPins, IPin **ppPins, ULONG *pcFetched) -{ - if (ppPins && (pcFetched || cPins == 1)) { - ULONG count = qBound<ULONG>(0, cPins, m_pins.count() - m_index); - - for (ULONG i = 0; i < count; ++i, ++m_index) { - ppPins[i] = m_pins.at(m_index); - ppPins[i]->AddRef(); - } - - if (pcFetched) - *pcFetched = count; - - return count == cPins ? S_OK : S_FALSE; - } else { - return E_POINTER; - } -} - -HRESULT DirectShowPinEnum::Skip(ULONG cPins) -{ - m_index = qMin(int(m_index + cPins), m_pins.count()); - - return m_index < m_pins.count() ? S_OK : S_FALSE; -} - -HRESULT DirectShowPinEnum::Reset() -{ - m_index = 0; - - return S_OK; -} - -HRESULT DirectShowPinEnum::Clone(IEnumPins **ppEnum) -{ - if (ppEnum) { - *ppEnum = new DirectShowPinEnum(m_pins); - - return S_OK; - } else { - return E_POINTER; - } -} |