avmedia/source/gstreamer/gstframegrabber.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #ifndef INCLUDED_AVMEDIA_SOURCE_GSTREAMER_GSTFRAMEGRABBER_HXX
  21 #define INCLUDED_AVMEDIA_SOURCE_GSTREAMER_GSTFRAMEGRABBER_HXX
  22
  23 #include "gstplayer.hxx"
  24 #include <com/sun/star/media/XFrameGrabber.hpp>
  25 #include <cppuhelper/implbase.hxx>
  26
  27 namespace avmedia { namespace gstreamer {
  28
  29 typedef ::cppu::WeakImplHelper< css::media::XFrameGrabber,
  30                                 css::lang::XServiceInfo > FrameGrabber_BASE;
  31
  32
  33 class FrameGrabber : public FrameGrabber_BASE
  34 {
  35     GstElement *mpPipeline;
  36     void disposePipeline();
  37 public:
  38     // noncopyable
  39     FrameGrabber(const FrameGrabber&) = delete;
  40     const FrameGrabber& operator=(const FrameGrabber&) =delete;
  41
  42     // static create method instead of public Ctor
  43     static FrameGrabber* create( const OUString &rURL );
  44
  45     virtual ~FrameGrabber() override;
  46
  47     // XFrameGrabber
  48     virtual css::uno::Reference< css::graphic::XGraphic > SAL_CALL grabFrame( double fMediaTime ) override;
  49
  50     // XServiceInfo
  51     virtual OUString SAL_CALL getImplementationName(  ) override;
  52     virtual sal_Bool SAL_CALL supportsService( const OUString& ServiceName ) override;
  53     virtual css::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames(  ) override;
  54
  55 private:
  56     explicit FrameGrabber( const OUString &aURL );
  57 };
  58
  59 } // namespace gst
  60 } // namespace avmedia
  61
  62 #endif // INCLUDED_AVMEDIA_SOURCE_GSTREAMER_GSTFRAMEGRABBER_HXX
  63
  64 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */