Search found 65 matches

by skylin008
Wed Jun 17, 2020 4:35 am
Forum: Technical Discussion
Topic: two image in two openmv board similiarity compared
Replies: 3
Views: 144

Re: two image in two openmv board similiarity compared

@ kwagyeman ,Thanks! That is what I wanted. But I found ,at QVGA mode,it only 4 FPS. I only get the QVGA mode special point value. How to speed up the FPS.Thanks! In follow this code ,I want to transfer img17 to othe board, it only 20 x 16 point. slave code: # Image Transfer - As The Remote Device #...
by skylin008
Mon Jun 15, 2020 10:46 pm
Forum: Technical Discussion
Topic: two image in two openmv board similiarity compared
Replies: 3
Views: 144

two image in two openmv board similiarity compared

Hi,Every one! I had two openmv h7 board. one(A board) be fixed left side ,the other one(B board) be fixed right,but how to compare the two image similiarity and transfer image A board image to B board,B board received A board iamge Usart information ,then converted them to Image information? Thanks!
by skylin008
Sun Mar 15, 2020 6:14 am
Forum: Technical Discussion
Topic: How to covert image data to string
Replies: 1
Views: 1237

How to covert image data to string

hello, every one! How to convert the Image data to string or list data .Thanks !
by skylin008
Sat Feb 29, 2020 10:55 pm
Forum: Technical Discussion
Topic: openmv4 firmware version3.6 support deque
Replies: 1
Views: 1078

openmv4 firmware version3.6 support deque

hi iabdalkader, I had update the openmv4 firmware,the version is 3.6, the detail is : MicroPython v1.12-omv OpenMV v3.6.0 2020-02-07; OPENMV4-STM32H743. But when I used the uasyncio,the error as show: AttributeError: 'module' object has no attribute 'deque'.Does version 3.6 had include the deque? Th...
by skylin008
Thu Feb 27, 2020 10:03 pm
Forum: Technical Discussion
Topic: OPENMV4 uasyncio Support
Replies: 3
Views: 1724

Re: OPENMV4 uasyncio Support

hi @iabdalkader, I had update the openmv4 firmware,the version is 3.6, the detail is : MicroPython v1.12-omv OpenMV v3.6.0 2020-02-07; OPENMV4-STM32H743. But when I used the uasyncio,the error as show: AttributeError: 'module' object has no attribute 'deque'.Does version 3.6 had include the deque? T...
by skylin008
Mon Feb 24, 2020 11:02 pm
Forum: Technical Discussion
Topic: OPENMV4 uasyncio Support
Replies: 3
Views: 1724

OPENMV4 uasyncio Support

Hi, I had OPENMV4 board,need uasyncio support. The openmv4 firmware implies it is unable to run official uasyncio. The file core.py in uasyncio uses ucollections.dequeue, and this is provided by the file py/modcollections.c in the source tree. Please help me,Kindly Thanks!
by skylin008
Mon Nov 25, 2019 11:03 pm
Forum: Technical Discussion
Topic: Two Image show in PC with Used pyopenmv_multi
Replies: 1
Views: 407

Two Image show in PC with Used pyopenmv_multi

Hello Eevery One! I want to show two Image from two Openmv4 snapshot(left side/right side) In same Windows with used pyopenmv_multi.py script.But as follow script as show Image2.How solve this issue: #!/usr/bin/env python2 # This file is part of the OpenMV project. # # Copyright (c) 2013-2019 Ibrahi...
by skylin008
Wed Nov 13, 2019 7:12 pm
Forum: Technical Discussion
Topic: pyopenmv support multiple camera
Replies: 8
Views: 1256

Re: pyopenmv support multiple camera

Thanks iabdalkader ! The test.py as follow: import sensor, image, time sensor.reset() # Reset and initialize the sensor. sensor.set_pixformat(sensor.RGB565) # Set pixel format to RGB565 (or GRAYSCALE) sensor.set_framesize(sensor.QVGA) # Set frame size to QVGA (320x240) sensor.skip_frames(time = 2000...
by skylin008
Wed Nov 13, 2019 5:01 am
Forum: Technical Discussion
Topic: pyopenmv support multiple camera
Replies: 8
Views: 1256

Re: pyopenmv support multiple camera

Thanks iabdalkader kindly reply.Today, I Test it at ubuntu 16.04 platfrom and python2.7.12.Nothing information show same as win10 system.Can you be try at your linux system?Thanks!

Code: Select all

sudo python pyopenmv_multi.py /dev/ttyACM0 test.py
by skylin008
Tue Nov 12, 2019 2:01 am
Forum: Technical Discussion
Topic: pyopenmv support multiple camera
Replies: 8
Views: 1256

Re: pyopenmv support multiple camera

Hello iabdalkader! I used the Pyopenmv_multi.Py script On Win10 system and Python2.7 version.But when run the script,Nothing information shows at CMD console or show any Windows. What is issue there?Thanks!
by skylin008
Thu Nov 07, 2019 6:43 am
Forum: Technical Discussion
Topic: pyopenmv support multiple camera
Replies: 8
Views: 1256

Re: pyopenmv support multiple camera

OK.Thanks !@ iabdalkader
by skylin008
Wed Nov 06, 2019 7:21 pm
Forum: Technical Discussion
Topic: pyopenmv support multiple camera
Replies: 8
Views: 1256

pyopenmv support multiple camera

Hello everyone! I have three opemmv board to detection left/right/up side object. I want to view every side image in pc via USB meantime.Does pyopenmv.py can be finish this function? Thanks advance!
by skylin008
Wed Oct 16, 2019 8:18 pm
Forum: Technical Discussion
Topic: How to fast Create new Image
Replies: 3
Views: 977

Re: How to fast Create new Image

Thanks kwagyeman for kindly support.I want to only show img17 in IDE from this code.But it glitter always.Thanks! # Hello World Example # # Welcome to the OpenMV IDE! Click on the green run arrow button below to run the script! import sensor, image, time import gc sensor.reset() # Reset and initiali...
by skylin008
Wed Oct 16, 2019 6:03 am
Forum: Technical Discussion
Topic: How to fast Create new Image
Replies: 3
Views: 977

How to fast Create new Image

Hello everyone!Now I had copy/crop the image accroding the ROI. How to fast clear the Old Image(size:320x240) and Create new Image accroding the ROI point width and heigh(40x50).Thanks !
by skylin008
Sat Oct 05, 2019 3:40 am
Forum: Technical Discussion
Topic: Split Area Image
Replies: 1
Views: 486

Split Area Image

Hello every one! I want to getting image pixel value from image specified point,but it is very slowly.How to fast getting one row but difference column pixel value via image.copy.the column should be 1,3,5....(n+2)...(n+3)....(n+4) .ThankS !
by skylin008
Mon Nov 05, 2018 10:11 pm
Forum: General Topics
Topic: openmv can be support EdgeML Bonsai from Microsoft
Replies: 1
Views: 2409

openmv can be support EdgeML Bonsai from Microsoft

The Microsoft EdgeML contains algorithms as follow:Bonsai , ProtoNN,EMI-RNN, so on. These algorithms can train models for classical supervised learning problems with memory requirements that are orders of magnitude lower than other modern ML algorithms. The trained models can be loaded onto edge dev...
by skylin008
Fri Sep 21, 2018 10:17 pm
Forum: General Topics
Topic: How to dowload the cifar100 picture
Replies: 1
Views: 1840

How to dowload the cifar100 picture

I had a openmv3 with stm32f7 chip,when I use the NN function with cifar100 to identified the object. The result is terrible. How to download the cifar100 clearly picture to be used test.Thanks advance!
by skylin008
Fri Dec 29, 2017 1:27 am
Forum: Technical Discussion
Topic: Covert Image to matrix
Replies: 2
Views: 1522

Re: Covert Image to matrix

Thanks K kwagyeman,I will be try.
by skylin008
Thu Dec 28, 2017 9:29 pm
Forum: Technical Discussion
Topic: Covert Image to matrix
Replies: 2
Views: 1522

Covert Image to matrix

Hello everyone! I want Image to dehazing processing,need covert image pixel value to matrix .But when run the script,the error information as show,had any method to finish this function.Thanks kindly support!
by skylin008
Fri Dec 08, 2017 3:32 am
Forum: Technical Discussion
Topic: Bird's eye view transformation to estimate the distance
Replies: 1
Views: 1426

Bird's eye view transformation to estimate the distance

Hello,everyone! Bird's eye view transformation is to generate a top view perspective of an image. I would be use it to measure or estimate the distance from camera to object(the object size not fixed).How to finished this function.Thanks!
by skylin008
Sun Oct 15, 2017 3:43 am
Forum: Technical Discussion
Topic: How to porting image processing algorithm with pure C to openmv3
Replies: 1
Views: 1561

How to porting image processing algorithm with pure C to openmv3

Hello everyone ! I need my new algorithm with pure c to openmv3 ,Does it have detailed doc guide to porting it.Thank you very much!
by skylin008
Mon Aug 14, 2017 9:32 pm
Forum: Technical Discussion
Topic: Detection the cars rear tail-light
Replies: 1
Views: 1622

Detection the cars rear tail-light

We have a new project that needs to be detection in a variety of natural environments (including sunny, rainy, day, night, fog) need to detect the car's red taillights and its symmetry. When using the find_blob method, it is found that the influence of ambient light is very large, resulting in inacc...
by skylin008
Tue Aug 08, 2017 3:46 am
Forum: Technical Discussion
Topic: Flipping the camera up-side-down
Replies: 17
Views: 9319

Re: Flipping the camera up-side-down

Thank you iabdalkader, I will be try!
by skylin008
Mon Aug 07, 2017 11:32 pm
Forum: Technical Discussion
Topic: trained haar classifier could not run properly
Replies: 26
Views: 12557

Re: trained haar classifier could not run properly

iabdalkader ,Thank you for your kindley support! The issue can't be solved from viewtopic.php?f=6&t=246&p=1969&hilit=short#p1969. I found the file is HOG or LBP format train by opencv,there can't be convert to cascade file by openmv-cascade.py. How to used there in openmv3 .Thanks!
by skylin008
Mon Aug 07, 2017 9:54 am
Forum: Technical Discussion
Topic: trained haar classifier could not run properly
Replies: 26
Views: 12557

Re: trained haar classifier could not run properly

Thank you for your kindly support! I had check the version of python.Default is python 2.7.I also try follow command:python2.7 openmv-cascade.py cas1.xml ,the same error show,thank you!
by skylin008
Mon Aug 07, 2017 4:37 am
Forum: Technical Discussion
Topic: Flipping the camera up-side-down
Replies: 17
Views: 9319

Re: Flipping the camera up-side-down

Hi,kwagyeman . I need only ROI field in one Image.Thanks!
by skylin008
Mon Aug 07, 2017 2:39 am
Forum: Technical Discussion
Topic: Flipping the camera up-side-down
Replies: 17
Views: 9319

Re: Flipping the camera up-side-down

Hello kwagyeman ,how to define the ROI used sensor.set_vflip or sensor.set_hmirror?
by skylin008
Mon Aug 07, 2017 12:01 am
Forum: Technical Discussion
Topic: Flipping the camera up-side-down
Replies: 17
Views: 9319

Re: Flipping the camera up-side-down

Hello kwagyeman! How to used the sensor.hmirror and sensor.vflip. Rotation function when by define the ROI field. I Need compared one image the diffenece between the up side down or left side right which by define the ROI fields.Thank you for your kindly support!
by skylin008
Sun Aug 06, 2017 9:57 pm
Forum: Technical Discussion
Topic: trained haar classifier could not run properly
Replies: 26
Views: 12557

Re: trained haar classifier could not run properly

Yes,I used the python 2.7.6 (GCC 4.8.4)
by skylin008
Sat Aug 05, 2017 10:59 pm
Forum: Technical Discussion
Topic: trained haar classifier could not run properly
Replies: 26
Views: 12557

Re: trained haar classifier could not run properly

Hello iabdalkader ,thank you for your kindly support! when I convert the xml file to cascade in ubuntu 16.04 ,the error information as follow: python openmv-cascade.py cas2.xml Converting new XML format.. Traceback (most recent call last): File "openmv-cascade.py", line 416, in <module> main() File ...
by skylin008
Wed Aug 02, 2017 5:34 am
Forum: Technical Discussion
Topic: Measuring distance between objects in an image
Replies: 8
Views: 4412

Re: Measuring distance between objects in an image

Thank you kwagyeman ! The openmv3 be used in ADAS.The distance measuring no be very accurately! Had any method can be come true? Thank you very much!
by skylin008
Tue Aug 01, 2017 10:28 pm
Forum: Technical Discussion
Topic: Measuring distance between objects in an image
Replies: 8
Views: 4412

Re: Measuring distance between objects in an image

Thank you kwagyeman. I had used the haarcascade way to vehicle detection in road . I need the measuring or predicting the distance between vehicle and openmv3 camera .Thank you very much!
by skylin008
Tue Aug 01, 2017 1:46 am
Forum: Technical Discussion
Topic: Measuring distance between objects in an image
Replies: 8
Views: 4412

Measuring distance between objects in an image

Hello everyone! Openmv3 is a appreciation project .I had read the source code .I had a issue, How to Measuring distance between objects in an image with openmv3.Thanks !
by skylin008
Tue Jul 04, 2017 3:24 am
Forum: Technical Discussion
Topic: openmv3 can be support SVM
Replies: 4
Views: 4429

Re: openmv3 can be support SVM

Hello iabdalkader,pls when time the SVM function for human detection can be include?Thank you !
by skylin008
Tue Jun 27, 2017 4:50 am
Forum: Technical Discussion
Topic: haarCascade file Crashed
Replies: 3
Views: 3030

haarCascade file Crashed

when used the attach the cascade file(the .rar file include the .xml file) ,the openmv3 be crashed ,How solve this issue.Than
haardata2.rar
(17.42 KiB) Downloaded 164 times
k you for kindly support.
by skylin008
Mon Jun 26, 2017 3:29 am
Forum: Technical Discussion
Topic: openmv-cascade to be use
Replies: 9
Views: 6998

Re: openmv-cascade to be use

@ iabdalkader ,when I used the attach the cascade file(the .rar file include the .xml file) ,the openmv3 be crashed ,How solve this issue.Thank you for kindly support.
by skylin008
Mon Jun 19, 2017 2:57 am
Forum: General Topics
Topic: openmv IDE flash out
Replies: 1
Views: 1692

openmv IDE flash out

With installed opem IDE software in windows xp platform,it can be installed ok ,but when open the IDE ,the software flashed out in 2 second.How solve this issue.Thanks!
by skylin008
Fri Apr 28, 2017 11:20 pm
Forum: General Topics
Topic: which version opencv to compatible openmv-cascade
Replies: 1
Views: 1757

which version opencv to compatible openmv-cascade

Hello,I want to used haar cascade function,which version opencv to compatible the openmv-cascade.py .Thanks!
by skylin008
Thu Apr 27, 2017 4:17 am
Forum: Technical Discussion
Topic: openmv3 can be support SVM
Replies: 4
Views: 4429

openmv3 can be support SVM

Hello.Openmv3 can be support the SVM(Support vector machine) machine learning for human detection for walking .Thanks!
by skylin008
Mon Apr 24, 2017 9:47 pm
Forum: Technical Discussion
Topic: run cascade file openmv3 crash
Replies: 8
Views: 6691

Re: run cascade file openmv3 crash

Hello,iabdalkader,about the load cascade file crash issue have new methold to be solved?Thanks!
by skylin008
Sat Apr 22, 2017 12:09 am
Forum: Technical Discussion
Topic: openmv firmware can be run STM32H7
Replies: 1
Views: 1802

openmv firmware can be run STM32H7

Hello,we know the STM32H7 devices are based on the high-performance ARM®Cortex®-M7 32-bit RISC core operating at up to 400 MHz frequency. The Cortex®-M7 core features a floating point unit (FPU) which supports ARM® double-precision (IEEE 754 compliant) and single-precision data-processing instructio...
by skylin008
Wed Apr 19, 2017 3:30 am
Forum: Technical Discussion
Topic: Measure the line minimal gap
Replies: 4
Views: 3307

Re: Measure the line minimal gap

Thanks iabdalkader, Yes,I had finish minlinelength function.
by skylin008
Tue Apr 18, 2017 11:20 pm
Forum: Technical Discussion
Topic: Measure the line minimal gap
Replies: 4
Views: 3307

Re: Measure the line minimal gap

Pictures taken by camera are processed by find_line and will find a lot of lines that keep only the longest line segments. If the same line segment exceeds two and the minimum distance is less than the specified value, the line is not drawn when the draw_line function is used. This function is simil...
by skylin008
Tue Apr 18, 2017 3:49 am
Forum: Technical Discussion
Topic: Measure the line minimal gap
Replies: 4
Views: 3307

Measure the line minimal gap

When use the find_line,the many line can be detection.How to measue the line minimal gap and filter,thanks!
by skylin008
Thu Apr 13, 2017 7:27 am
Forum: General Topics
Topic: Convert RGB to HSV
Replies: 1
Views: 2125

Convert RGB to HSV

How to convert RGB to HSV for colors,Thanks!
by skylin008
Thu Apr 13, 2017 5:02 am
Forum: General Topics
Topic: Hough circle
Replies: 6
Views: 4491

Re: Hough circle

@ iabdalkader, I had used different canny for edge detection,how to use the openmv3 canny detection algorithm to fit the hough circle.Thank you very much!
by skylin008
Tue Apr 11, 2017 4:27 am
Forum: General Topics
Topic: Hough circle
Replies: 6
Views: 4491

Re: Hough circle

Thanks kwagyeman! I had a hough circle with c code,but how to porting to souce code be use by micropython.Attach the source code.Thank you very much!
by skylin008
Sat Apr 08, 2017 11:56 am
Forum: General Topics
Topic: Hough circle
Replies: 6
Views: 4491

Hough circle

Hello.I want to use openmv to recognition the traffic light,have any method to be come true hough circle transform,Thanks!
by skylin008
Thu Apr 06, 2017 4:17 am
Forum: Technical Discussion
Topic: run cascade file openmv3 crash
Replies: 8
Views: 6691

run cascade file openmv3 crash

Hello,every one! when I loaded my cascade file from openmv-cascade.py generated,the openmv3 crash and disconnect from IDE.How to solve this issue?Thanks!The source as follow: cars_cascade = image.HaarCascade("/cars.cascade", stages = 13) print(face_cascade) # FPS clock clock = time.clock() lcd.set_b...
by skylin008
Fri Mar 31, 2017 7:05 pm
Forum: Technical Discussion
Topic: openmv-cascade to be use
Replies: 9
Views: 6998

Re: openmv-cascade to be use

Thanks iabdalkader.I also use the official xml file, the same error message appears。

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