http://wiki.libsdl.org/moin.cgi/CategoryVideo
    SDL_CreateWindowFrom -- takes a void*
    SDL_GetClosestDisplayMode -- maybe later
    SDL_GetWindowData -- returns void*
    SDL_SetWindowData -- takes void*
    SDL_GetWindowFromID -- no use in class based approach?
    SDL_GetWindowSurface -- can't be used with rendering API
    SDL_UpdateWindowSurface -- ditto
    SDL_UpdatewindowSurfaceRects -- ditto
    SDL_GetWindowWMInfo -- window WM info not being used
    SDL_SetWindowDisplayMode -- add later
    SDL_SetWindowIcon -- later
    SDL_SetWindowFullscreen -- later
    SDL_VideoInit -- later
    SDL_VideoQuit -- later
    SDL_GL_GetProcAddress, SDL_GL_LoadLibrary, SDL_GL_UnloadLibrary

CategoryRender
    SDL_CreateSoftwareRenderer
    SDL_CreateTexture, SDL_CreateTextureFromSurface, SDL_DestroyTexture, SDL_DirtyTexture
    SDL_GetRenderDrawBlendMode/SDL_SetRenderDrawBlendMode
    SDL_GetTextureAlphaMod/SDL_SetTextureAlphaMod
    SDL_GetTextureBlendMode/SDL_SetTextureBlendMode
    SDL_GetTextureColorMode/SDL_SetTextureColorMod
    SDL_LockTexture/SDL_UnlockTexture
    SDL_QueryTexture/SDL_QueryTexturePixels
    SDL_UpdateTexture
    SDL_RenderCopy
    SDL_RenderReadPixels -- returns void*

SDL_pixels

Made Irrelevant by Python
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    File I/O Abstraction
    Shared Object Loading
    Threads/Atomic Operations