directfb-examples: correct indentation and expand help text

[Peter: drop trailing newline]
Signed-off-by: Carsten Schoenert <c.schoenert@gmail.com>
Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>

package/directfb-examples/Config.in

@@ -1,97 +1,170 @@
 config BR2_PACKAGE_DIRECTFB_EXAMPLES
-       bool "directfb examples"
-       depends on BR2_PACKAGE_DIRECTFB
+	bool "directfb examples"
+	depends on BR2_PACKAGE_DIRECTFB
+	help
+	  The DirectFB-examples package contains a set of simple DirectFB
+	  applications that can be used to test and demonstrate various
+	  DirectFB features.
+
+	  http://directfb.org/downloads/Extras/README.DirectFB-examples
 
 config BR2_PACKAGE_DIRECTFB_EXAMPLES_ANDI
-       bool "usr/bin/df_andi"
-       depends on BR2_PACKAGE_DIRECTFB_EXAMPLES
+	bool "usr/bin/df_andi"
+	depends on BR2_PACKAGE_DIRECTFB_EXAMPLES
+	help
+	  Penguin demo, press 'space' to form convergence logo,
+	  's'/'d' to spawn/destroy 'a' penguin, 'r' to revive penguin
+	  after space was pressed, 'c' tests clipping.
 
 config BR2_PACKAGE_DIRECTFB_EXAMPLES_BLTLOAD
-       bool "usr/bin/df_bltload"
-       depends on BR2_PACKAGE_DIRECTFB_EXAMPLES
+	bool "usr/bin/df_bltload"
+	depends on BR2_PACKAGE_DIRECTFB_EXAMPLES
+	help
+	  Reads information from /proc/bltstat.
 
 config BR2_PACKAGE_DIRECTFB_EXAMPLES_CPULOAD
-       bool "usr/bin/df_cpuload"
-       depends on BR2_PACKAGE_DIRECTFB_EXAMPLES
+	bool "usr/bin/df_cpuload"
+	depends on BR2_PACKAGE_DIRECTFB_EXAMPLES
+	help
+	  CPU Load with data from /proc/stat.
 
 config BR2_PACKAGE_DIRECTFB_EXAMPLES_DATABUFFER
-       bool "usr/bin/df_databuffer"
-       depends on BR2_PACKAGE_DIRECTFB_EXAMPLES
+	bool "usr/bin/df_databuffer"
+	depends on BR2_PACKAGE_DIRECTFB_EXAMPLES
+	help
+	  Simple test application for data buffers.
 
 config BR2_PACKAGE_DIRECTFB_EXAMPLES_DIOLOAD
-       bool "usr/bin/df_dioload"
-       depends on BR2_PACKAGE_DIRECTFB_EXAMPLES
+	bool "usr/bin/df_dioload"
+	depends on BR2_PACKAGE_DIRECTFB_EXAMPLES
+	help
+	  Disk IO with data from /proc/stat.
 
 config BR2_PACKAGE_DIRECTFB_EXAMPLES_DOK
-       bool "usr/bin/df_dok"
-       depends on BR2_PACKAGE_DIRECTFB_EXAMPLES
+	bool "usr/bin/df_dok"
+	depends on BR2_PACKAGE_DIRECTFB_EXAMPLES
+	help
+	  DirectFB benchmark application, runs some tests and
+	  displays benchmark results afterwards.
 
 config BR2_PACKAGE_DIRECTFB_EXAMPLES_DRIVERTEST
-       bool "usr/bin/df_drivertest"
-       depends on BR2_PACKAGE_DIRECTFB_EXAMPLES
+	bool "usr/bin/df_drivertest"
+	depends on BR2_PACKAGE_DIRECTFB_EXAMPLES
+	help
+	  Tool to check drivers for bugs and accuracy.
 
 config BR2_PACKAGE_DIRECTFB_EXAMPLES_FIRE
-       bool "usr/bin/df_fire"
-       depends on BR2_PACKAGE_DIRECTFB_EXAMPLES
+	bool "usr/bin/df_fire"
+	depends on BR2_PACKAGE_DIRECTFB_EXAMPLES
+	help
+	  The famous fire effect ported to DirectFB (16 bpp only).
 
 config BR2_PACKAGE_DIRECTFB_EXAMPLES_FLIP
-       bool "usr/bin/df_flip"
-       depends on BR2_PACKAGE_DIRECTFB_EXAMPLES
+	bool "usr/bin/df_flip"
+	depends on BR2_PACKAGE_DIRECTFB_EXAMPLES
+	help
+	  Raw Flip() benchmark.
+
 config BR2_PACKAGE_DIRECTFB_EXAMPLES_FONTS
-       bool "usr/bin/df_fonts"
-       depends on BR2_PACKAGE_DIRECTFB_EXAMPLES
+	bool "usr/bin/df_fonts"
+	depends on BR2_PACKAGE_DIRECTFB_EXAMPLES
+	help
+	  Takes a list of font files and shows character tables.
 
 config BR2_PACKAGE_DIRECTFB_EXAMPLES_INPUT
-       bool "usr/bin/df_input"
-       depends on BR2_PACKAGE_DIRECTFB_EXAMPLES
+	bool "usr/bin/df_input"
+	depends on BR2_PACKAGE_DIRECTFB_EXAMPLES
+	help
+	  Test application for input devices.
 
 config BR2_PACKAGE_DIRECTFB_EXAMPLES_JOYSTICK
-       bool "usr/bin/df_joystick"
-       depends on BR2_PACKAGE_DIRECTFB_EXAMPLES
+	bool "usr/bin/df_joystick"
+	depends on BR2_PACKAGE_DIRECTFB_EXAMPLES
+	help
+	  A colored version of df_particle, fointain can be moved with
+	  joystick. The particles of different colors can be spawned
+	  with different joystick buttons (1-4).
 
 config BR2_PACKAGE_DIRECTFB_EXAMPLES_KNUCKLES
-       bool "usr/bin/df_knuckles"
-       depends on BR2_PACKAGE_DIRECTFB_EXAMPLES
+	bool "usr/bin/df_knuckles"
+	depends on BR2_PACKAGE_DIRECTFB_EXAMPLES
+	help
+	  3D skull drawn using triangles that can be rotated using
+	  the mouse. 'Space' switches to wireframe, 'b' toggles
+	  backface culling.
 
 config BR2_PACKAGE_DIRECTFB_EXAMPLES_LAYER
-       bool "usr/bin/df_layer"
-       depends on BR2_PACKAGE_DIRECTFB_EXAMPLES
+	bool "usr/bin/df_layer"
+	depends on BR2_PACKAGE_DIRECTFB_EXAMPLES
+	help
+	  Simple videoplayer with layers.
 
 config BR2_PACKAGE_DIRECTFB_EXAMPLES_NEO
-       bool "usr/bin/df_neo"
-       depends on BR2_PACKAGE_DIRECTFB_EXAMPLES
+	bool "usr/bin/df_neo"
+	depends on BR2_PACKAGE_DIRECTFB_EXAMPLES
+	help
+	  Port from a gdk-pixbuf demo to DirectFB, uses scaling,
+	  alpha blending and color modulation, use cursor keys and
+	  space to change parameters.
 
 config BR2_PACKAGE_DIRECTFB_EXAMPLES_NETLOAD
-       bool "usr/bin/df_netload"
-       depends on BR2_PACKAGE_DIRECTFB_EXAMPLES
+	bool "usr/bin/df_netload"
+	depends on BR2_PACKAGE_DIRECTFB_EXAMPLES
+	help
+	  Network statistica from /proc/net/dev.
 
 config BR2_PACKAGE_DIRECTFB_EXAMPLES_PALETTE
-       bool "usr/bin/df_palette"
-       depends on BR2_PACKAGE_DIRECTFB_EXAMPLES
+	bool "usr/bin/df_palette"
+	depends on BR2_PACKAGE_DIRECTFB_EXAMPLES
+	help
+	  A example blitting from a surface with a
+	  rotating/morphing palette.
 
 config BR2_PACKAGE_DIRECTFB_EXAMPLES_PARTICLE
-       bool "usr/bin/df_particle"
-       depends on BR2_PACKAGE_DIRECTFB_EXAMPLES
+	bool "usr/bin/df_particle"
+	depends on BR2_PACKAGE_DIRECTFB_EXAMPLES
+	help
+	  A moving fountain consisting of alphablended rectangles,
+	  nice and fast if hardware accelerated.
 
 config BR2_PACKAGE_DIRECTFB_EXAMPLES_PORTER
-       bool "usr/bin/df_porter"
-       depends on BR2_PACKAGE_DIRECTFB_EXAMPLES
+	bool "usr/bin/df_porter"
+	depends on BR2_PACKAGE_DIRECTFB_EXAMPLES
+	help
+	  Shows porter/duff blending rules.
+
 config BR2_PACKAGE_DIRECTFB_EXAMPLES_STRESS
-       bool "usr/bin/df_stress"
-       depends on BR2_PACKAGE_DIRECTFB_EXAMPLES
+	bool "usr/bin/df_stress"
+	depends on BR2_PACKAGE_DIRECTFB_EXAMPLES
+	help
+	  Stress tests surface manager, for debugging purposes only.
 
 config BR2_PACKAGE_DIRECTFB_EXAMPLES_TEXTURE
-       bool "usr/bin/df_texture"
-       depends on BR2_PACKAGE_DIRECTFB_EXAMPLES
+	bool "usr/bin/df_texture"
+	depends on BR2_PACKAGE_DIRECTFB_EXAMPLES
+	help
+	  A simple texture example. The 3d windows can be rotated
+	  with the mouse.
 
 config BR2_PACKAGE_DIRECTFB_EXAMPLES_VIDEO
-       bool "usr/bin/df_video"
-       depends on BR2_PACKAGE_DIRECTFB_EXAMPLES
+	bool "usr/bin/df_video"
+	depends on BR2_PACKAGE_DIRECTFB_EXAMPLES
+	help
+	  Shows window stack with alpha blending and video playback
+	  in a moving window.
 
 config BR2_PACKAGE_DIRECTFB_EXAMPLES_VIDEO_PARTICLE
-       bool "usr/bin/df_video_particle"
-       depends on BR2_PACKAGE_DIRECTFB_EXAMPLES
+	bool "usr/bin/df_video_particle"
+	depends on BR2_PACKAGE_DIRECTFB_EXAMPLES
+	help
+	  Same as df_particle, but the rectangles have been
+	  replaced by a video (via video4linux). Nice color effects.
 
 config BR2_PACKAGE_DIRECTFB_EXAMPLES_WINDOW
-       bool "usr/bin/df_window"
-       depends on BR2_PACKAGE_DIRECTFB_EXAMPLES
+	bool "usr/bin/df_window"
+	depends on BR2_PACKAGE_DIRECTFB_EXAMPLES
+	help
+	  Simple demonstration of the DirectFB window stack, follow
+	  the instructions in the upper left corner. Pass a video
+	  device file or a movie file on the command-line to enable
+	  video playback in one of the windows.