Test alpha frame setting.
Separate display open and layer open; allows for multiple layers.
Modified to handle multiple jpeg images.
Implement 2-image transition effect.
Horizontal transition.
Scaling transition.
Added yoffset layer translate; doesn't work for some reason.
Basic fade-out/fade-in transition
Moved JPEG decode functions into decode.c; moved frame show functions into show.c
changed init_jpeg to return error codes instead
got rid of unused err.h includes
check to make sure disp layer has been allocated before showing it
check to make sure disp layer has been allocated before freeing it
Got rid of unnecessary
faster fadeout/in
Code for JPEG slideshow.
Added libjpeg.a target
added slideshow.c
slideshow test program
Merge branch 'pat' of https://github.com/patrickhwood/cedrus into pat