JeVois  1.18
JeVois Smart Embedded Machine Vision Toolkit
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VideoDisplayBackendMALI.C
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1 // ///////////////////////////////////////////////////////////////////////////////////////////////////////////////////
2 //
3 // JeVois Smart Embedded Machine Vision Toolkit - Copyright (C) 2020 by Laurent Itti, the University of Southern
4 // California (USC), and iLab at USC. See http://iLab.usc.edu and http://jevois.org for information about this project.
5 //
6 // This file is part of the JeVois Smart Embedded Machine Vision Toolkit. This program is free software; you can
7 // redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software
8 // Foundation, version 2. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
9 // without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
10 // License for more details. You should have received a copy of the GNU General Public License along with this program;
11 // if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
12 //
13 // Contact information: Laurent Itti - 3641 Watt Way, HNB-07A - Los Angeles, CA 90089-2520 - USA.
14 // Tel: +1 213 740 3527 - itti@pollux.usc.edu - http://iLab.usc.edu - http://jevois.org
15 // ///////////////////////////////////////////////////////////////////////////////////////////////////////////////////
16 /*! \file */
17 
18 #ifdef JEVOIS_PLATFORM_PRO
19 
21 
22 // ##############################################################################################################
25 { }
26 
27 // ##############################################################################################################
29 {
30  // It is better to call uninit() explicitly from the same thread that called init() and others, but just in case:
31  uninit();
32 }
33 
34 // ##############################################################################################################
35 void jevois::VideoDisplayBackendMALI::init(unsigned short w, unsigned short h, bool JEVOIS_UNUSED_PARAM(fullscreen))
36 {
37  // On platform, use an fbdev_window to draw to the framebuffer directly. No other initialization is needed:
38  itsWindow.width = w; itsWindow.height = h;
39  LINFO("Display surface size: " << w << 'x' << h);
40 
41  // Initialize OpenGL. Will turn itsDisplayReady to true:
42  jevois::VideoDisplayBackend::init(w, h, (EGLNativeWindowType)(&itsWindow));
43 }
44 
45 // ##############################################################################################################
47 {
48  // MALI framebuffer does not provide any event handling:
49  shouldclose = false;
50  return false;
51 }
52 
53 #endif // JEVOIS_PLATFORM_PRO
jevois::VideoDisplayBackend
Backend for VideoDisplay on JeVois-Pro.
Definition: VideoDisplayBackend.H:30
jevois::VideoDisplayBackendMALI::init
virtual void init(unsigned short w, unsigned short h, bool fullscreen=false) override
Initialize the underlying engine that will process events, create windows, etc.
Definition: VideoDisplayBackendMALI.C:35
jevois
Definition: Concepts.dox:1
jevois::VideoDisplayBackendMALI::VideoDisplayBackendMALI
VideoDisplayBackendMALI()
Constructor.
Definition: VideoDisplayBackendMALI.C:23
VideoDisplayBackendMALI.H
jevois::VideoDisplayBackend::init
virtual void init(unsigned short w, unsigned short h, bool fullscreen=false)=0
Initialize the underlying engine that will process events, create windows, etc.
jevois::VideoDisplayBackendMALI::~VideoDisplayBackendMALI
virtual ~VideoDisplayBackendMALI()
Virtual destructor for safe inheritance, free resources.
Definition: VideoDisplayBackendMALI.C:28
jevois::VideoDisplayBackendMALI::pollEvents
virtual bool pollEvents(bool &shouldclose) override
Poll events such as mouse movements, buttons, keyboard, joystick, and pass to VideoDisplay.
Definition: VideoDisplayBackendMALI.C:46
h
int h
Definition: GUIhelper.C:1968
LINFO
#define LINFO(msg)
Convenience macro for users to print out console or syslog messages, INFO level.
Definition: Log.H:194