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patch by Pieter Grimmerink: properly initialize and check for LCD fd
[enigma2.git]
/
lib
/
gdi
/
lcd.cpp
diff --git
a/lib/gdi/lcd.cpp
b/lib/gdi/lcd.cpp
index 8f8cd06529952bfc24b363ba75e8b91107e781b5..ac273c61730a9638425a65a9d46c2d7abe0c8b70 100644
(file)
--- a/
lib/gdi/lcd.cpp
+++ b/
lib/gdi/lcd.cpp
@@
-16,6
+16,7
@@
eDBoxLCD *eDBoxLCD::instance;
eLCD::eLCD(eSize size): res(size)
{
eLCD::eLCD(eSize size): res(size)
{
+ lcdfd = -1;
locked=0;
_buffer=new unsigned char[res.height()*res.width()];
memset(_buffer, 0, res.height()*res.width());
locked=0;
_buffer=new unsigned char[res.height()*res.width()];
memset(_buffer, 0, res.height()*res.width());
@@
-111,10
+112,10
@@
int eDBoxLCD::setLCDBrightness(int brightness)
eDBoxLCD::~eDBoxLCD()
{
eDBoxLCD::~eDBoxLCD()
{
- if (lcdfd>0)
+ if (lcdfd>
=
0)
{
close(lcdfd);
{
close(lcdfd);
- lcdfd=
0
;
+ lcdfd=
-1
;
}
}
}
}
@@
-141,7
+142,7
@@
void eDBoxLCD::update()
raw[y*132+x]=(pix^inverted);
}
}
raw[y*132+x]=(pix^inverted);
}
}
- if (lcdfd
>
0)
+ if (lcdfd
>=
0)
write(lcdfd, raw, 132*8);
} else
{
write(lcdfd, raw, 132*8);
} else
{
@@
-153,7
+154,7
@@
void eDBoxLCD::update()
for (x=0; x<128 / 2; x++)
raw[y*64+x] = (_buffer[y*132 + x * 2 + 2] & 0xF0) |(_buffer[y*132 + x * 2 + 1 + 2] >> 4);
}
for (x=0; x<128 / 2; x++)
raw[y*64+x] = (_buffer[y*132 + x * 2 + 2] & 0xF0) |(_buffer[y*132 + x * 2 + 1 + 2] >> 4);
}
- if (lcdfd > 0)
+ if (lcdfd >
=
0)
write(lcdfd, raw, 64*64);
}
}
write(lcdfd, raw, 64*64);
}
}