fb2png

https://github.com/cybertk/android-fb2png

http://blog.youkuaiyun.com/qq_28992301/article/details/52727342

http://blog.youkuaiyun.com/sinc00/article/details/44979923

Device Side

Download prebuilt version fb2png from here: http://code.google.com/p/android-fb2png/downloads/

Push to device/emulator and grant execute permission

adb push fb2png /data/local/
adb shell chmod 755 /data/local/fb2png

Capture screen and save to /data/local/fbdump.png

adb shell /data/local/fb2png /data/local/fbdump.png

Pull the screenshot back

adb pull /data/local/fbdump.png

Then you can view it with your favorite image viewer