Android Open Source Project via Custom Rom "Unlegacy Android Project" Version 8.1 You may also find other interesting files, commenting your finds below is highly appreciated.
This paragraph's paths (except for the quotes/comments) refer to framework-res.apk→
(a path inside the archive /system/framework/framework-res.apk
which you can open by renaming the file extension to ZIP)
assets/images/android-logo-*.png
contains android bootanimation if you delete the usual one at
/system/media/bootanimation.zip
res/raw/fallbackring.ogg
same sound as Castor, used as fallback if you delete usual system sounds at
/system/media/audio/
res/drawable-xhdpi-v4/
contains many Holo design graphics
res/*/default_wallpaper.png
various wallpapers
res/drawable-xxhdpi-v4/
emo_im_*.png
ic_menu_emoticons.png
emojis
When deleting all alarm sounds in /system/media/alarms
, Android still plays an alarm sound for an alarm, the same as the ones named Alarm_Classic
, Cesium
or Oxygen
in OGG or WAV format at AOSP→/data/sounds
(Search GitHub for that Code) including subfolders. I don't know where that one is saved.