SCREEN_CAPTURE_REQUEST

diff --git a/premotedroid-server.pl b/premotedroid-server.pl
index d4f2169..575df68 100755 (executable)
--- a/premotedroid-server.pl
+++ b/premotedroid-server.pl
@@ -83,6 +83,33 @@ while ( my $client = $sock->accept() ) {
                        }
                        warn uc($command)," $key\n";
                        print $xdo "$command '$key'\n";
+               } elsif ( $command == SCREEN_CAPTURE_REQUEST ) {
+                       read $client, my $capture_req, 7;
+                       my ( $width, $height, $format ) = unpack 's>s>c', $capture_req;
+                       my $fmt = $format ? 'jpg' : 'png';
+                       warn "SCREEN_CAPTURE_REQUEST $width*$height $format $fmt\n";
+                       my $location = `xdotool getmouselocation`;
+                       warn "# mouse $location\n";
+
+                       my $x = $1 if $location =~ m/x:(\d+)/;
+                       my $y = $1 if $location =~ m/y:(\d+)/;
+
+                       $x -= $width  / 2; $x = 0 if $x < 0;
+                       $y -= $height / 2; $y = 0 if $y < 0;
+
+                       my $file = "/tmp/capture.$fmt";
+                       my $capture = "xwd -root | convert -crop ${width}x${height}+$x+$y xwd:- $file";
+                       # FIXME I wasn't able to persuade import to grab whole screen and disable click
+
+                       warn "# $capture\n";
+                       system $capture;
+
+                       print $client pack('cl>', SCREEN_CAPTURE_RESPONSE, -s $file);
+                       open(my $fh, '<', $file) || die "$file: $!";
+                       while( read $fh, my $chunk, 8192 ) {
+                               print $client $chunk;
+                               warn ">> ",length($chunk), "\n";
+                       }
                } else {
                        die "UNSUPPORTED";
                }