droidVncServer/nativeMethods/flinger/flinger.cpp
2012-06-11 20:04:16 +01:00

88 lines
2.3 KiB
C++
Executable File

/*
droid vnc server - Android VNC server
Copyright (C) 2009 Jose Pereira <onaips@gmail.com>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 3 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "flinger.h"
#include "screenFormat.h"
#include <binder/IPCThreadState.h>
#include <binder/ProcessState.h>
#include <binder/IServiceManager.h>
#include <binder/IMemory.h>
#include <surfaceflinger/ISurfaceComposer.h>
#include <surfaceflinger/SurfaceComposerClient.h>
using namespace android;
ScreenshotClient *screenshotClient=NULL;
extern "C" screenFormat getscreenformat_flinger()
{
//get format on PixelFormat struct
PixelFormat f=screenshotClient->getFormat();
PixelFormatInfo pf;
getPixelFormatInfo(f,&pf);
screenFormat format;
format.bitsPerPixel = pf.bitsPerPixel;
format.width = screenshotClient->getWidth();
format.height = screenshotClient->getHeight();
format.size = pf.bitsPerPixel*format.width*format.height/CHAR_BIT;
format.redShift = pf.l_red;
format.redMax = pf.h_red;
format.greenShift = pf.l_green;
format.greenMax = pf.h_green-pf.h_red;
format.blueShift = pf.l_blue;
format.blueMax = pf.h_blue-pf.h_green;
format.alphaShift = pf.l_alpha;
format.alphaMax = pf.h_alpha-pf.h_blue;
return format;
}
extern "C" int init_flinger()
{
int errno;
L("--Initializing gingerbread access method--\n");
screenshotClient=new ScreenshotClient();
errno=screenshotClient->update();
if (errno != NO_ERROR) {
L("screen capture failed: %s\n", strerror(-errno));
return -1;
}
return 0;
}
extern "C" unsigned int *readfb_flinger()
{
screenshotClient->update();
return (unsigned int*)screenshotClient->getPixels();
}
extern "C" void close_flinger()
{
free(screenshotClient);
}