dex2jar.shとJavaDecompilerでいけるhttp://codezine.jp/article/detail/6992

http://stackoverflow.com/questions/14530058/how-can-i-print-an-image-on-a-bluetooth-printer-in-android ESC/POS. PostScript PCL ZPL

http://stackoverflow.com/questions/29220305/what-is-the-correct-places-for-parameters-in-okhttp-in-a-multipart-form-call

ContentProviderを使ってinternal memoryに画像を保存する http://dharmendra4android.blogspot.jp/2012/04/save-captured-image-to-applications.html

バグ回避のコードが必要らしい http://stackoverflow.com/questions/1910608/android-action-image-capture-intent