Difference between revisions of "Convex Mirror"

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(OS X side)
(OS X side)
Line 11: Line 11:
 
==OS X side==
 
==OS X side==
 
*crop:
 
*crop:
**<code>convert ~/Pictures/raspi/capt0004.jpg -crop 1450x1450+779+275 +repage square004.jpg</code>
+
**<code>convert ~/Pictures/raspi/frame0001.jpg -crop 1450x1450+779+275 +repage square0001.jpg</code>
 
*edge detect:  
 
*edge detect:  
**<code>python edge.py square005.jpg 32 103</code>
+
**<code>python edge.py square0001.jpg 32 103</code>
 
*convert to pnm:
 
*convert to pnm:
**<code>convert square005_edge.png square005_edge.pnm</code>
+
**<code>convert edge0001.png edge0001.pnm</code>
 
*vectorize:
 
*vectorize:
**<code>potrace square005_edge.pnm --tight -i -s -o frame005.svg</code>
+
**<code>potrace edge0001.pnm --tight -i -s -o frame0001.svg</code>
 
*send to gcode machine:
 
*send to gcode machine:
 
**
 
**

Revision as of 15:48, 21 March 2013

Self Portrait in a Convex Mirror

Workflow

RPi side

  • take photo on raspberry pi:
    • gphoto2 --capture-image-and-download --filename capt0004.jpg
  • send to laptop:
    • cp capt0004.jpg rtwomey@192.168.2.1:~/Pictures/raspi
  • USB reset device:
    • usbreset /dev/bus/usb/001/004

OS X side

  • crop:
    • convert ~/Pictures/raspi/frame0001.jpg -crop 1450x1450+779+275 +repage square0001.jpg
  • edge detect:
    • python edge.py square0001.jpg 32 103
  • convert to pnm:
    • convert edge0001.png edge0001.pnm
  • vectorize:
    • potrace edge0001.pnm --tight -i -s -o frame0001.svg
  • send to gcode machine: