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JPEG on the GBA   Message List  
Reply | Forward Message #561 of 15019 |
Hi,
That sounds an interesting program. Any chance of letting us look at
it?
I did look at a C implementation of the decode, but that was years ago.

Sean :-)

> Hm, since this is a gba mailing list, i assume you are talking about
> the gameboy advance which shouldn't have much of a problem decoding
> jpegs. I have just written a decoder in arm asm which should decode a
> 240x160 jpeg to 15bit color in about 0.5-1 seconds on an 16mhz arm.
> This should already be good enough for some uses but i'm aware that
> it is possible to get the decoder to always take less than half a
> second. (the dct code uses currently the simplest implementation which
> takes up to 64 muls per pixel...)
>
> --
> exoticorn/icebird
>
> unsubscribe: gbadev-unsubscribe@egroups.com





Tue Oct 3, 2000 1:11 pm

sean@...
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Message #561 of 15019 |
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Hi, That sounds an interesting program. Any chance of letting us look at it? I did look at a C implementation of the decode, but that was years ago. Sean :-)...
Sean Dunlevy
sean@...
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Oct 3, 2000
1:10 pm

In message <005701c02d3b$77d14e20$0e5d6dc2@sean> ... I haven't yet decided what to do with the decoder, but i'm considering releasing it after i have tidied it...
Dennis Ranke
exoticorn@...
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Oct 3, 2000
8:47 pm
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