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preserve aspect ratio of background for 02_RSS.pm

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git-svn-id: https://svn.fhem.de/fhem/trunk/fhem@1420 2b470e98-0d58-463d-a4d8-8e2adae1ed80
This commit is contained in:
borisneubert 2012-04-07 13:08:59 +00:00
parent 705162b1ee
commit 11a3025264
1 changed files with 12 additions and 1 deletions
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13
FHEM/02_RSS.pm
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@ -311,6 +311,8 @@ RSS_returnJPEG($) {
$defs{$name}{fhem}{counter}= 1;
}
# true color
GD::Image->trueColor(1);
#
# create the image
@ -353,7 +355,16 @@ RSS_returnJPEG($) {
my $bgfile= $bgdir . "/" . $bgfiles[$bgnr];
my $bg= newFromJpeg GD::Image($bgfile);
my ($bgwidth,$bgheight)= $bg->getBounds();
$S->copyResized($bg,0,0,0,0,$width,$height,$bgwidth,$bgheight);
my ($w,$h);
my ($u,$v)= ($bgwidth/$width, $bgheight/$height);
if($u>$v) {
$w= $width;
$h= $bgheight/$u;
} else {
$h= $height;
$w= $bgwidth/$v;
}
$S->copyResized($bg,($width-$w)/2,($height-$h)/2,0,0,$w,$h,$bgwidth,$bgheight);
}
SKIPBG: