playtmpflash

#!/usr/bin/perl
use strict;
use warnings FATAL => 'all';

foreach my $pid (`pgrep -f flashplayer`){
	chomp($pid);
	foreach my $line (`lsof -p $pid`){
		chomp($line);
		next unless $line =~ /\/tmp\/Flash\S*/;
		my @fld = split(/\s+/, $line);
		(my $src = "/proc/$fld[1]/fd/$fld[3]") =~ s/[rwu]$//;
		my $tgt = $fld[8];
		print "'$src' => '$tgt'\n";
		open(SRC, "<$src") or die $!;
		binmode SRC;
		unlink($tgt);
		open(TGT, ">$tgt") or die $!;
		binmode TGT;
		my $buf;
		my $lastsize = 0;
		my $totalread = 0;
		my $mplayer_started = 0;
		my $mplayer_pid = 0;
		READ:while(1){
			my $size = (stat(SRC))[7];
			if( $size > $lastsize ){
				print " $size > $lastsize , pulling in some data..\n";
				while(sysread(SRC, $buf, 1024 * 1024) != 0){
					my $readbytes = length($buf);
					print " read $readbytes bytes\n";
					die unless($readbytes);
					$totalread += $readbytes;
					print " read total of $totalread bytes\n";
					if( ! $mplayer_started ){
						$mplayer_started = 1;
						my $fork = fork;
						die unless defined $fork;
						if( $fork != 0 ){
							$mplayer_pid = $fork;
							print "Starting mplayer..\n";
							system('mplayer', $tgt);
							print "mplayer exits $?\n";
							exit;
							#while(1){
							#	print "hi i'm mplayer!\n";
							#	sleep 1;
							#}
						}
					}
					print TGT $buf;
				}
				$lastsize = $size;
				sleep 5;
			}
			else {
				last READ;
			}
		}
		close(SRC) or die $!;
		close(TGT) or die $!;
		#system('cp', $src, $tgt); die $! if $?;
		#system('mplayer', $tgt);
		print "Done. Now wait for mplayer to exit..\n";
		wait;
		#unlink($tgt);
	}
}