diff options
Diffstat (limited to 'src/plugins/directshow/player/directshowmediatypelist.cpp')
-rw-r--r-- | src/plugins/directshow/player/directshowmediatypelist.cpp | 228 |
1 files changed, 0 insertions, 228 deletions
diff --git a/src/plugins/directshow/player/directshowmediatypelist.cpp b/src/plugins/directshow/player/directshowmediatypelist.cpp deleted file mode 100644 index 8d5e572ca..000000000 --- a/src/plugins/directshow/player/directshowmediatypelist.cpp +++ /dev/null @@ -1,228 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** GNU Lesser General Public License Usage -** Alternatively, this file may be used under the terms of the GNU Lesser -** General Public License version 3 as published by the Free Software -** Foundation and appearing in the file LICENSE.LGPL3 included in the -** packaging of this file. Please review the following information to -** ensure the GNU Lesser General Public License version 3 requirements -** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 2.0 or (at your option) the GNU General -** Public license version 3 or any later version approved by the KDE Free -** Qt Foundation. The licenses are as published by the Free Software -** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 -** included in the packaging of this file. Please review the following -** information to ensure the GNU General Public License requirements will -** be met: https://www.gnu.org/licenses/gpl-2.0.html and -** https://www.gnu.org/licenses/gpl-3.0.html. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "directshowmediatypelist.h" - -#include "directshowmediatype.h" -#include "videosurfacefilter.h" - - -class DirectShowMediaTypeEnum : public IEnumMediaTypes -{ -public: - DirectShowMediaTypeEnum(DirectShowMediaTypeList *list, int token, int index = 0); - virtual ~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) -{ -} - -DirectShowMediaTypeList::~DirectShowMediaTypeList() -{ -} - -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 == int(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; - } -} - |