Specifications

Figure 22. SDL interface flow chat
Displaying the images on the screen (LCD display) is the first thing to
do after the image was read. The displaying tools is applied with SDL[11]
(Simple DirectMedia Layer) interface (APIs) which is shown in Figure 22,
SDL is a cross-platform multimedia library designed to provide low-level
access to audio, keyboard, mouse, joystick, 3D hardware via OpenGL, and
2D video framebuffer. The video device driver supports a framebuffer device
in Linux kernal, so a user can easily use SDL API for displaying image on
LCD screen for using framebuffer .
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