Larry Bank

I just profiled Gueztli and most of the time is spent in the butteraugli Convolution() and ButteraugliBlockDiff() methods. One of the big issues hurting the performance is the use of...

I don't use Wuffs, but I've written a drop-in replacement for GIFLIB that I believe is even faster than Wuffs at LZW decoding. I use the output image as the...

Can you share the complete sketch that you're running, along with the exact image? From the description and photo, I don't have enough info to debug the problem.

I was able to reproduce the problem and am working on a fix. It has to do with the max transaction size of a DMA write (4092 bytes).

ok, I pushed new code to fix it. Be advised that I changed the spilcdInit function to add a new parameter - bUseDMA. I needed this for the SD card...

Is this what you're looking for? https://www.sparkag.com.br/wp-content/uploads/2016/06/ESC_POS-AK912-English-Command-Specifications-V1.4.pdf

Thanks for letting me know about the issues. The error you're getting is probably because of the changes I made for parallel. You should use the C++ API, not the...

There are 3 c++ examples: UNO_shield_demo atoms3_gif parallel_shield_demo You can also look at the Wiki of this repo for details about all of the class methods. Did clearing the C...

ooh - you're right about the lack of Wiki. I haven't given this repo as much attention because it seemed like few people were using it. I'll correct that shortly.

Open Source projects are unfortunately on hobby time because I have a family to feed. When someone pays me to make this higher priority it will get faster fixes. It...