Ginga  0.13.6
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SDLVideoProvider.h
1 /******************************************************************************
2 Este arquivo eh parte da implementacao do ambiente declarativo do middleware
3 Ginga (Ginga-NCL).
4 
5 Direitos Autorais Reservados (c) 1989-2007 PUC-Rio/Laboratorio TeleMidia
6 
7 Este programa eh software livre; voce pode redistribui-lo e/ou modificah-lo sob
8 os termos da Licenca Publica Geral GNU versao 2 conforme publicada pela Free
9 Software Foundation.
10 
11 Este programa eh distribuido na expectativa de que seja util, porem, SEM
12 NENHUMA GARANTIA; nem mesmo a garantia implicita de COMERCIABILIDADE OU
13 ADEQUACAO A UMA FINALIDADE ESPECIFICA. Consulte a Licenca Publica Geral do
14 GNU versao 2 para mais detalhes.
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16 Voce deve ter recebido uma copia da Licenca Publica Geral do GNU versao 2 junto
17 com este programa; se nao, escreva para a Free Software Foundation, Inc., no
18 endereco 59 Temple Street, Suite 330, Boston, MA 02111-1307 USA.
19 
20 Para maiores informacoes:
21 ncl @ telemidia.puc-rio.br
22 http://www.ncl.org.br
23 http://www.ginga.org.br
24 http://www.telemidia.puc-rio.br
25 ******************************************************************************
26 This file is part of the declarative environment of middleware Ginga (Ginga-NCL)
27 
28 Copyright: 1989-2007 PUC-RIO/LABORATORIO TELEMIDIA, All Rights Reserved.
29 
30 This program is free software; you can redistribute it and/or modify it under
31 the terms of the GNU General Public License version 2 as published by
32 the Free Software Foundation.
33 
34 This program is distributed in the hope that it will be useful, but WITHOUT ANY
35 WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
36 PARTICULAR PURPOSE. See the GNU General Public License version 2 for more
37 details.
38 
39 You should have received a copy of the GNU General Public License version 2
40 along with this program; if not, write to the Free Software
41 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
42 
43 For further information contact:
44 ncl @ telemidia.puc-rio.br
45 http://www.ncl.org.br
46 http://www.ginga.org.br
47 http://www.telemidia.puc-rio.br
48 *******************************************************************************/
49 
50 #ifndef SDLVIDEOPROVIDER_H_
51 #define SDLVIDEOPROVIDER_H_
52 
53 #include "mb/interface/IContinuousMediaProvider.h"
54 using namespace ::br::pucrio::telemidia::ginga::core::mb;
55 
56 #include "mb/interface/sdl/content/audio/SDLAudioProvider.h"
57 
58 #include <set>
59 using namespace std;
60 
61 namespace br {
62 namespace pucrio {
63 namespace telemidia {
64 namespace ginga {
65 namespace core {
66 namespace mb {
68  private:
69  int wRes;
70  int hRes;
71 
72  IWindow* win;
73 
74  bool hasTex;
75 
76  public:
77  SDLVideoProvider(GingaScreenID screenId, const char* mrl);
78 
79  virtual ~SDLVideoProvider();
80 
81  void setLoadSymbol(string symbol);
82  string getLoadSymbol();
83 
84  bool getHasVisual();
85 
86  void* getProviderContent();
87  void setProviderContent(void* texture);
88 
89  virtual void setAVPid(int aPid, int vPid){};
90  void feedBuffers();
91 
92  private:
93  void getVideoSurfaceDescription(void* dsc);
94 
95  public:
96  bool checkVideoResizeEvent(ISurface* frame);
97 
98  void getOriginalResolution(int* width, int* height);
99  double getTotalMediaTime();
100  virtual int64_t getVPts();
101  double getMediaTime();
102  void setMediaTime(double pos);
103 
104  void playOver(
105  ISurface* surface,
106  bool hasVisual=true, IProviderListener* listener=NULL);
107 
108  void resume(ISurface* surface, bool hasVisual=true);
109  void pause();
110  void stop();
111  void setSoundLevel(float level);
112  bool releaseAll();
113 
114  void refreshDR(void* data);
115 
116  private:
117  bool textureCreated();
118  };
119 }
120 }
121 }
122 }
123 }
124 }
125 
126 #endif /*SDLVIDEOPROVIDER_H_*/
Definition: NetworkUtil.h:53