Legacy ImageMagick Discussions Archive

think i got it... I have some red in the darkest areas like the tires which I think will come out if i can get -fuzz to work.. no matter what i do and where i put -fuzz it just does not seem to have any effect.

some code lines:

convert "!FILE0!!EXT!" "!FILE1!!EXT!" -compose Difference ...

this seemed easy but i just cant seem to get it to work.

I have a traffic camera video file output which I extracted frames at 1 second intervals using ffmpeg

now I want to create a background only image to be used as the reference image by which all others will be compared to in order to find the ...

I am well versed in Unix and Ksh as well as batch and windows. I end up with a mix of both on the pc with the more complex operations in a call to sh. I thinking I will have to port all to unix sh eventually if i want to run from tablet or android if that is even possible.

but ya, I am thinking i ...

I see the syntax and how to pass the params from the data collected by CC

so all i need to do is ....
pass the coordinates found in the diff image using CC ..
to a crop command on the source image..
for several found areas ..
and put that ALL ON ONE COMMAND LINE.
ya right... LOL... that is ...

So, how to I get from creating the DIFFERENCE file, to getting the location of the difference areas and then cropping around those areas in the original file.?


Take a look at connected-components labeling at http://magick.imagemagick.org/script/connected-components.php


Exactly what I have ...

mock up samples are here :
https://goo.gl/photos/nUmsPGVbN6VaDLgS6

end to end is step 1. source image from video to final crop images.

steps 2, 3, 4, 5 are my thinking on how to do the process step by step but if you can come up with something else please do.

OK, I got the reference image part and getting the DIFF file to where i can clean it up some but i dont know what the next step will require so i cant clean the result of the previous step.

So, how to I get from creating the DIFFERENCE file, which is the the output of this convert command
convert ...

Hi,

I been working on this for a while and finally decided to ask for help.
I identified the entire process so you can recommend changing any of them to allow for a better end result.

What i have is basically a high res color video traffic camera output files.
I need to extract images , jpgs ...