## Search found 9 matches

Tue Jun 12, 2018 4:56 am
Forum: General Topics
Topic: use of blob.cx()
Replies: 9
Views: 3817

### Re: use of blob.cx()

hi,somehow blob.cx() gives the approximate value its enough for me.In my project i have to take the snapshot and than i have to send the different blob.cx() value to the raspberry pi how can i do this.
Sat Jun 09, 2018 5:22 am
Forum: General Topics
Topic: use of blob.cx()
Replies: 9
Views: 3817

### Re: use of blob.cx()

thank you very much sir,So in order to calculate the distance of various blobs we need not to calculate angle of field of view, Field of view and all .openmv cam itself will give the correct position of different blobs.
Sat Jun 09, 2018 12:41 am
Forum: General Topics
Topic: use of blob.cx()
Replies: 9
Views: 3817

### Re: use of blob.cx()

thank you very much sir
Fri Jun 08, 2018 1:11 am
Forum: General Topics
Topic: use of blob.cx()
Replies: 9
Views: 3817

### Re: use of blob.cx()

ohh, thank you sir but in my project i have to find the position of different white coloured and red coloured objects at one shot how can i do that by using openmv kindly help me to overcome this problem.
thank you,
Thu Jun 07, 2018 3:15 am
Forum: General Topics
Topic: use of blob.cx()
Replies: 9
Views: 3817

### use of blob.cx()

hi, iam using openmv cam m4 and in this lilnk( http://docs.openmv.io/library/omv.image.html ) you have given that blob.cx() will Return the centroid x position of the blob.My doubt is that suppose if i track red colour object and i vary the distance from red coloured object to openmv cam upto what e...
Wed May 30, 2018 7:40 am
Forum: General Topics
Topic: focal length
Replies: 4
Views: 2066

### Re: focal length

hi and i want to know one more thing that whether i can calculate the x and y coordinates of the various red coloured blobs if possible can u pls help me with code
Wed May 30, 2018 6:38 am
Forum: General Topics
Topic: focal length
Replies: 4
Views: 2066

### Re: focal length

s s sir
Wed May 30, 2018 2:59 am
Forum: General Topics
Topic: focal length
Replies: 4
Views: 2066

### focal length

hi,
iam a newbie to openmv cam is it possible to determine the focal length using openmv cam.
Tue May 29, 2018 2:22 am
Forum: General Topics
Topic: distance calculation
Replies: 0
Views: 10466

### distance calculation

Dear sir/Madam: In my project i have to find the x and y distance of various white coloured objects how can i find the corresponding x and y coordinate value for different blobs in an image and i have also attached the image.it will be very useful if i get code for finding the x and y coordinates of...

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