Difference between revisions of "AppleLogo"

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It is a PNG picture with an alpha channel packed into an [[IMG3 File Format|IMG3]] archive.
 
It is a PNG picture with an alpha channel packed into an [[IMG3 File Format|IMG3]] archive.
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Due to limited firmware storage space, any custom boot logo must be exactly 320x480<sup>1</sup> and under 100 kB.
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<sup>1</sup>: Custom boot logos are not supported on devices not vulnerable to [[0x24000 Segment Overflow|24kpwn]] or [[Pwnage 2.0]]. For a possible alternative, see [[animate]].

Revision as of 19:28, 8 February 2011

The AppleLogo is located at /Firmware/all_flash/all_flash.(MODEL-NAME).production/(APPLELOGO-IMG3-FILE-NAME).img3 in the IPSW, the Apple logo is flashed to NOR (or a functionally equivalent partition) and displayed at boot time. If Verbose Mode was enabled, it will eventually appear over it.

It is a PNG picture with an alpha channel packed into an IMG3 archive.

Due to limited firmware storage space, any custom boot logo must be exactly 320x4801 and under 100 kB.


1: Custom boot logos are not supported on devices not vulnerable to 24kpwn or Pwnage 2.0. For a possible alternative, see animate.