diff options
Diffstat (limited to 'src/plugins/directshow/player/directshowmediatypelist.cpp')
| -rw-r--r-- | src/plugins/directshow/player/directshowmediatypelist.cpp | 226 |
1 files changed, 0 insertions, 226 deletions
diff --git a/src/plugins/directshow/player/directshowmediatypelist.cpp b/src/plugins/directshow/player/directshowmediatypelist.cpp deleted file mode 100644 index 06a7523..0000000 --- a/src/plugins/directshow/player/directshowmediatypelist.cpp +++ /dev/null @@ -1,226 +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 "directshowmediatypelist.h" - -#include "directshowmediatype.h" -#include "videosurfacefilter.h" - - -class DirectShowMediaTypeEnum : public IEnumMediaTypes -{ -public: - DirectShowMediaTypeEnum(DirectShowMediaTypeList *list, int token, int index = 0); - ~DirectShowMediaTypeEnum(); - - // IUnknown - HRESULT STDMETHODCALLTYPE QueryInterface(REFIID riid, void **ppvObject); - ULONG STDMETHODCALLTYPE AddRef(); - ULONG STDMETHODCALLTYPE Release(); - - // IEnumMediaTypes - HRESULT STDMETHODCALLTYPE Next( - ULONG cMediaTypes, AM_MEDIA_TYPE **ppMediaTypes, ULONG *pcFetched); - HRESULT STDMETHODCALLTYPE Skip(ULONG cMediaTypes); - HRESULT STDMETHODCALLTYPE Reset(); - - HRESULT STDMETHODCALLTYPE Clone(IEnumMediaTypes **ppEnum); - -private: - LONG m_ref; - DirectShowMediaTypeList *m_list; - int m_mediaTypeToken; - int m_index; -}; - - -DirectShowMediaTypeEnum::DirectShowMediaTypeEnum( - DirectShowMediaTypeList *list, int token, int index) - : m_ref(1) - , m_list(list) - , m_mediaTypeToken(token) - , m_index(index) -{ - m_list->AddRef(); -} - -DirectShowMediaTypeEnum::~DirectShowMediaTypeEnum() -{ - m_list->Release(); -} - -HRESULT DirectShowMediaTypeEnum::QueryInterface(REFIID riid, void **ppvObject) -{ - if (!ppvObject) { - return E_POINTER; - } else if (riid == IID_IUnknown - || riid == IID_IEnumMediaTypes) { - *ppvObject = static_cast<IEnumMediaTypes *>(this); - } else { - *ppvObject = 0; - - return E_NOINTERFACE; - } - - AddRef(); - - return S_OK; -} - -ULONG DirectShowMediaTypeEnum::AddRef() -{ - return InterlockedIncrement(&m_ref); -} - -ULONG DirectShowMediaTypeEnum::Release() -{ - ULONG ref = InterlockedDecrement(&m_ref); - - if (ref == 0) { - delete this; - } - - return ref; -} - -HRESULT DirectShowMediaTypeEnum::Next( - ULONG cMediaTypes, AM_MEDIA_TYPE **ppMediaTypes, ULONG *pcFetched) -{ - return m_list->nextMediaType(m_mediaTypeToken, &m_index, cMediaTypes, ppMediaTypes, pcFetched); -} - -HRESULT DirectShowMediaTypeEnum::Skip(ULONG cMediaTypes) -{ - return m_list->skipMediaType(m_mediaTypeToken, &m_index, cMediaTypes); -} - -HRESULT DirectShowMediaTypeEnum::Reset() -{ - m_mediaTypeToken = m_list->currentMediaTypeToken(); - m_index = 0; - - return S_OK; -} - -HRESULT DirectShowMediaTypeEnum::Clone(IEnumMediaTypes **ppEnum) -{ - return m_list->cloneMediaType(m_mediaTypeToken, m_index, ppEnum); -} - - -DirectShowMediaTypeList::DirectShowMediaTypeList() - : m_mediaTypeToken(0) -{ -} - -IEnumMediaTypes *DirectShowMediaTypeList::createMediaTypeEnum() -{ - return new DirectShowMediaTypeEnum(this, m_mediaTypeToken, 0); -} - - -void DirectShowMediaTypeList::setMediaTypes(const QVector<AM_MEDIA_TYPE> &types) -{ - ++m_mediaTypeToken; - - m_mediaTypes = types; -} - - -int DirectShowMediaTypeList::currentMediaTypeToken() -{ - return m_mediaTypeToken; -} - -HRESULT DirectShowMediaTypeList::nextMediaType( - int token, int *index, ULONG count, AM_MEDIA_TYPE **types, ULONG *fetchedCount) -{ - if (!types || (count != 1 && !fetchedCount)) { - return E_POINTER; - } else if (m_mediaTypeToken != token) { - return VFW_E_ENUM_OUT_OF_SYNC; - } else { - int boundedCount = qBound<int>(0, count, m_mediaTypes.count() - *index); - - for (int i = 0; i < boundedCount; ++i, ++(*index)) { - types[i] = reinterpret_cast<AM_MEDIA_TYPE *>(CoTaskMemAlloc(sizeof(AM_MEDIA_TYPE))); - - if (types[i]) { - DirectShowMediaType::copy(types[i], m_mediaTypes.at(*index)); - } else { - for (--i; i >= 0; --i) - CoTaskMemFree(types[i]); - - if (fetchedCount) - *fetchedCount = 0; - - return E_OUTOFMEMORY; - } - } - if (fetchedCount) - *fetchedCount = boundedCount; - - return boundedCount == count ? S_OK : S_FALSE; - } -} - -HRESULT DirectShowMediaTypeList::skipMediaType(int token, int *index, ULONG count) -{ - if (m_mediaTypeToken != token) { - return VFW_E_ENUM_OUT_OF_SYNC; - } else { - *index = qMin<int>(*index + count, m_mediaTypes.size()); - - return *index < m_mediaTypes.size() ? S_OK : S_FALSE; - } -} - -HRESULT DirectShowMediaTypeList::cloneMediaType(int token, int index, IEnumMediaTypes **enumeration) -{ - if (m_mediaTypeToken != token) { - return VFW_E_ENUM_OUT_OF_SYNC; - } else { - *enumeration = new DirectShowMediaTypeEnum(this, token, index); - - return S_OK; - } -} - |