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31 views

Raspberry pi 2 Vs other boards for image processing [closed]

i am using raspberry pi 2 with it's camera module for a face detection algorithm ,i'm using viola jones method it's so slow ... so i'm wondering if there a board much better than the pi 2 for image ...
0
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2answers
76 views

Is Raspberry Pi 2 better than Raspberry Pi B+ for controlling RGB LEDs via software PWM

Is the Raspberry Pi 2 better at controlling RGB LEDs then then Raspberry Pi B+ due to it being faster? Reason why I think this is because when I control my RGB LEDs I notice they change colour (both ...
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0answers
147 views

How do I increase the speed of my Python OpenCV program?

Specs: RPi 2, not overclocked, did rpi-upgrade, using ssh to run vnc on laptop. I've got a face tracking algorithm that is working fine on the Pi (and my PC). Problem is it has a lag of about 2 ...
0
votes
1answer
92 views

How do I port my game to the Raspberry Pi?

I am working on a game and would like to be able to play it on my Raspberry Pi. Right now it's browser based, but I'm not married to that. Today I ported it over to Pygame, but it's way too slow. I ...
0
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0answers
31 views

Rendering Issues

Im currently trying to make a multi-purpose-screen for my raspberry pi that will run on my 1080p monitor. The problem is that the raspberry pi seems to be too slow to render the fading effect in the ...
1
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2answers
801 views

Speed up game ROMs with RetroPie

Apart from overclocking my Pi (already done), is it possible to speed up and emulated game as some ROMs that I play, (specifically Final Fantasy 6 for the SNES) as the music in the game drops at the ...
2
votes
1answer
214 views

Replacing an old lab PC with a raspberry pi

I want to replace an old pc which were used for controlling some devices in our lab. For this purpose we need a small pc with at least 26 GPIO-ports and the ability to send the retrieved data over ...
0
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1answer
1k views

Optimising ImageMagick Conversions for Raspberry Pi

I've been working with ImageMagick on the Raspberry Pi (model B) and have noticed a bottle neck in the area of image conversions. When converting between bmp, jpg, png, etc. the speeds are acceptable ...
4
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1answer
109 views

What is the relation of the frequency and operation execution time?

I am started to program the RPI without any OS, I would like to create a delay function .globl noop noop: nop extern void noop(); void delayUS(uint32 useconds) { uint32 i; uint32 lpnr = ...
4
votes
1answer
2k views

Is it possible to do GPU-accelerated tasks on a raspberry pi?

I have been looking into doing some cluster computing on several raspberry pis. Is it possible to use any kind of GPU acceleration on a pi?
4
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3answers
1k views

Is there a dashboard for Raspberry Pi?

I'd like to remotely be able to check RasPi's status, including: processor speed, usage free disk space the CPU temperature top processes ... ... as a dashboard-like web page. I know I could ...
9
votes
2answers
28k views

Can I use two raspberry pi to work together and faster?

The computing power of raspberry pi is limited and so is the access speed. I have 2 raspberry pi and was hoping I could somehow connect them together and make them work in parallel to get better and ...
15
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9answers
47k views

Will a Raspberry Pi perform well with XBMC and many movies?

I have a library with more than 1000 movies and I'm searching for a cheap but good performance media centre system. I've been using a Xtreamer Prodigy until now but it's firmware's a little slow ...
30
votes
3answers
40k views

How do I determine the current MHz?

I've been trying to get an accurate reading of my Raspberry Pi's MHz, since I overclocked it in /boot/config.txt My /boot/config.txt is as following: pi@raspbmc:~$ cat /boot/config.txt arm_freq=900 ...