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Diffstat (limited to 'src/plugins/directshow/helpers/directshowmediatype.h')
-rw-r--r-- | src/plugins/directshow/helpers/directshowmediatype.h | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/src/plugins/directshow/helpers/directshowmediatype.h b/src/plugins/directshow/helpers/directshowmediatype.h new file mode 100644 index 000000000..b2b074ccc --- /dev/null +++ b/src/plugins/directshow/helpers/directshowmediatype.h @@ -0,0 +1,85 @@ +/**************************************************************************** +** +** 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. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef DIRECTSHOWMEDIATYPE_H +#define DIRECTSHOWMEDIATYPE_H + +#include <dshow.h> + +#include <qvideosurfaceformat.h> + +#include <dvdmedia.h> + +QT_USE_NAMESPACE + +class DirectShowMediaType : public AM_MEDIA_TYPE +{ +public: + DirectShowMediaType() { init(this); } + DirectShowMediaType(const AM_MEDIA_TYPE &type) { copy(this, type); } + DirectShowMediaType(const DirectShowMediaType &other) { copy(this, other); } + DirectShowMediaType &operator =(const AM_MEDIA_TYPE &type) { + freeData(this); copy(this, type); return *this; } + DirectShowMediaType &operator =(const DirectShowMediaType &other) { + freeData(this); copy(this, other); return *this; } + ~DirectShowMediaType() { freeData(this); } + + void clear() { freeData(this); init(this); } + + bool isPartiallySpecified() const; + bool isCompatibleWith(const DirectShowMediaType *type) const; + + static void init(AM_MEDIA_TYPE *type); + static void copy(AM_MEDIA_TYPE *target, const AM_MEDIA_TYPE &source); + static void freeData(AM_MEDIA_TYPE *type); + static void deleteType(AM_MEDIA_TYPE *type); + + static GUID convertPixelFormat(QVideoFrame::PixelFormat format); + static QVideoSurfaceFormat formatFromType(const AM_MEDIA_TYPE &type); + static QVideoFrame::PixelFormat pixelFormatFromType(const AM_MEDIA_TYPE &type); + + static int bytesPerLine(const QVideoSurfaceFormat &format); + +private: + static QVideoSurfaceFormat::Direction scanLineDirection(QVideoFrame::PixelFormat pixelFormat, const BITMAPINFOHEADER &bmiHeader); +}; + +Q_DECLARE_TYPEINFO(DirectShowMediaType, Q_MOVABLE_TYPE); + +#endif |