add NPUMDIMG support
Add FFMPEG libraries to Android build. Update ffmpeg submodule.
Merge branch 'cv47-patch2'
Merge pull request #1718 from tpunix/master

Add PSN demos support
Merge pull request #1719 from oioitff/atrac-fix

Improve remainFrame for sceAtrac.
Merge pull request #1720 from oioitff/atrac-fix

Build fix, sorry.
Add files for support mpeg and atrac3plus.
Prepare for video.
Add media files cache.
Implement sceAtrac with dshow
Build fix
Implement scePsmf
Implement sceMpeg
A foolish bug fix.