aapt ERROR: 9-patch image malformed

gistfile1.txt

#!/usr/bin/perl
# Fix the following error, using gradle or Android Studio to build some projects with malformed 9 patch image
# 
# aapt ERROR: 9-patch image malformed
# Frame pixels must be either solid or transparent (not intermediate alphas).
# 
# put the file as sdk/build-tools/20.0.0/aapt and original aapt as aapt.20
# put the file as sdk/build-tools/17.0.0/aapt and original aapt as aapt.17
# force use aapt cruncher by adding:  
#    android.aaptOptions.useAaptPngCruncher = true 
# in your build.gradle
use Cwd 'abs_path';
use Getopt::Long;
use File::Copy;

$argv = join(" ", @ARGV);
@args = @ARGV;

if($argv=~m/\.9\.png/){
    $aapt = abs_path($0).".17";  #old aapt does not check 9 patch image
    exec($aapt, @args);
}else{
    $aapt = abs_path($0).".20";
    exec($aapt, @args);
}

Might cause error generating AndroidManifest.xml when running on jenkins.

Perl too slow, write a bash version

https://gist.github.com/ksc91u/f167a7d56e0c2646c9c8