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     2 **

     3 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).

     4 ** All rights reserved.

     5 ** Contact: Nokia Corporation (qt-info@nokia.com)

     6 **

     7 ** This file is part of the QtMultimedia module of the Qt Toolkit.

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     9 ** $QT_BEGIN_LICENSE:LGPL$

    10 ** No Commercial Usage

    11 ** This file contains pre-release code and may not be distributed.

    12 ** You may use this file in accordance with the terms and conditions

    13 ** contained in the Technology Preview License Agreement accompanying

    14 ** this package.

    15 **

    16 ** GNU Lesser General Public License Usage

    17 ** Alternatively, this file may be used under the terms of the GNU Lesser

    18 ** General Public License version 2.1 as published by the Free Software

    19 ** Foundation and appearing in the file LICENSE.LGPL included in the

    20 ** packaging of this file.  Please review the following information to

    21 ** ensure the GNU Lesser General Public License version 2.1 requirements

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    24 ** In addition, as a special exception, Nokia gives you certain additional

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    26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.

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    38 ** $QT_END_LICENSE$

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    40 ****************************************************************************/

    41 

    42 #ifndef QVIDEOFRAME_H

    43 #define QVIDEOFRAME_H

    44 

    45 #include <QtCore/qmetatype.h>

    46 #include <QtCore/qshareddata.h>

    47 #include <QtGui/qimage.h>

    48 #include <QtMultimedia/qabstractvideobuffer.h>

    49 

    50 QT_BEGIN_HEADER

    51 

    52 QT_BEGIN_NAMESPACE

    53 

    54 QT_MODULE(Multimedia)

    55 

    56 class QSize;

    57 class QVariant;

    58 

    59 class QVideoFramePrivate;

    60 

    61 class Q_MULTIMEDIA_EXPORT QVideoFrame

    62 {

    63 public:

    64     enum FieldType

    65     {

    66         ProgressiveFrame,

    67         TopField,

    68         BottomField,

    69         InterlacedFrame

    70     };

    71 

    72     enum PixelFormat

    73     {

    74         Format_Invalid,

    75         Format_ARGB32,

    76         Format_ARGB32_Premultiplied,

    77         Format_RGB32,

    78         Format_RGB24,

    79         Format_RGB565,

    80         Format_RGB555,

    81         Format_ARGB8565_Premultiplied,

    82         Format_BGRA32,

    83         Format_BGRA32_Premultiplied,

    84         Format_BGR32,

    85         Format_BGR24,

    86         Format_BGR565,

    87         Format_BGR555,

    88         Format_BGRA5658_Premultiplied,

    89 

    90         Format_AYUV444,

    91         Format_AYUV444_Premultiplied,

    92         Format_YUV444,

    93         Format_YUV420P,

    94         Format_YV12,

    95         Format_UYVY,

    96         Format_YUYV,

    97         Format_NV12,

    98         Format_NV21,

    99         Format_IMC1,

   100         Format_IMC2,

   101         Format_IMC3,

   102         Format_IMC4,

   103         Format_Y8,

   104         Format_Y16,

   105 

   106         Format_User = 1000

   107     };

   108 

   109     QVideoFrame();

   110     QVideoFrame(QAbstractVideoBuffer *buffer, const QSize &size, PixelFormat format);

   111     QVideoFrame(int bytes, const QSize &size, int bytesPerLine, PixelFormat format);

   112     QVideoFrame(const QImage &image);

   113     QVideoFrame(const QVideoFrame &other);

   114     ~QVideoFrame();

   115 

   116     QVideoFrame &operator =(const QVideoFrame &other);

   117 

   118     bool isValid() const;

   119 

   120     PixelFormat pixelFormat() const;

   121 

   122     QAbstractVideoBuffer::HandleType handleType() const;

   123 

   124     QSize size() const;

   125     int width() const;

   126     int height() const;

   127 

   128     FieldType fieldType() const;

   129     void setFieldType(FieldType);

   130 

   131     bool isMapped() const;

   132     bool isReadable() const;

   133     bool isWritable() const;

   134 

   135     QAbstractVideoBuffer::MapMode mapMode() const;

   136 

   137     bool map(QAbstractVideoBuffer::MapMode mode);

   138     void unmap();

   139 

   140     int bytesPerLine() const;

   141 

   142     uchar *bits();

   143     const uchar *bits() const;

   144     int numBytes() const;

   145 

   146     QVariant handle() const;

   147 

   148     qint64 startTime() const;

   149     void setStartTime(qint64 time);

   150 

   151     qint64 endTime() const;

   152     void setEndTime(qint64 time);

   153 

   154     static PixelFormat equivalentPixelFormat(QImage::Format format);

   155     static QImage::Format equivalentImageFormat(PixelFormat format);

   156 

   157 private:

   158     QExplicitlySharedDataPointer<QVideoFramePrivate> d;

   159 };

   160 

   161 QT_END_NAMESPACE

   162 

   163 Q_DECLARE_METATYPE(QVideoFrame::FieldType)

   164 Q_DECLARE_METATYPE(QVideoFrame::PixelFormat)

   165 

   166 QT_END_HEADER

   167 

   168 #endif

   169