Lines Matching refs:FH
107 open(FH, "-|", @cmd) or die "ffprobe command failed: $!\n";
109 my $json_text = <FH>;
110 close FH;
143 open(FH, ">", $fn) or die "Couldn't open $fn: $!";
144 print FH << "EOF";
152 print FH "set output \"$gnuplot_output\"\n" if $gnuplot_output;
153 print FH "plot";
157 print FH "$sep\"$fn\" title \"$type frames\" with impulses";
158 print FH " linecolor rgb \"$type_color_map{$type}\"" if $type_color_map{$type};
161 close FH;