#534 HIGH Trial-3: Need image for the splashscreen

Zarro Boogs per Child bugtracker at laptop.org
Sat Aug 4 00:16:28 EDT 2007


#534: Need image for the splashscreen
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  Reporter:  JordanCrouse         |       Owner:  jg     
      Type:  enhancement          |      Status:  new    
  Priority:  high                 |   Milestone:  Trial-3
 Component:  ofw - open firmware  |     Version:         
Resolution:                       |    Keywords:         
  Verified:  0                    |  
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Changes (by Eben):

  * owner:  Eben => jg

Comment:

 Well, the specification for the pulsing is a sinusoidal fade between
 (white, transparent) and (stroke, fill) colors for the XO with a frequency
 of about 1/2 Hz, or maybe a little slower.  I'd like to manage roughly
 10fps here, if possible, but slower would be acceptible; let's do what we
 can.

 Of course, the essential aspect of the pulsing is that it pulses in the
 color of the XO, and as such if we want to accomplish this before we reach
 X, we need to dynamically generate a sequence of 20 frames using the XO
 colors each time the colors are changed (right now, only after first
 boot...).  What's the likelihood of being able to a) generate these images
 dynamically and b) stuff them into the initrd so they're accessible.

 Assuming we can accomplish this, we should initialize these 20 frames with
 a cropped startup_screen.png so that it simply remains static on first
 boot when there are no colors specified.  Also, if we do this, we need to
 somehow make the transition to an X-rendered SVG match the phase of the
 initrd step.  That sounds a little tricky....it might be simpler to do one
 or the other.  Can someone give me a rough breakdown of the timeline
 during boot and what we can do at each step?

-- 
Ticket URL: <http://dev.laptop.org/ticket/534#comment:11>
One Laptop Per Child <http://laptop.org/>



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