Difference between revisions of "Weather Cam Image Handling"

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(original image (720 x 540))
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This page is intended to give some examples what Meteobridges weather image conversion with the Linux tool convert can offer. I selected this freely available image from Univerity of Arizona as an example to do some comversions with.
 
This page is intended to give some examples what Meteobridges weather image conversion with the Linux tool convert can offer. I selected this freely available image from Univerity of Arizona as an example to do some comversions with.
  
===original image (720 x 540)===
+
===Original image (720 x 540)===
 
[[File:pic1.jpg]]
 
[[File:pic1.jpg]]
 
  
 
===cut off header, new size (720x490)===
 
===cut off header, new size (720x490)===

Revision as of 22:16, 13 October 2013

This page is intended to give some examples what Meteobridges weather image conversion with the Linux tool convert can offer. I selected this freely available image from Univerity of Arizona as an example to do some comversions with.

Original image (720 x 540)

Pic1.jpg

cut off header, new size (720x490)

Pic2.jpg

Overlay text:

-crop 720x490+0+50


adding weather data as overlay text

Pic3.jpg

Overlay text:

-fill black -draw "fill-opacity 0.7 rectangle 0 520 720 540" -pointsize 12 -fill orange -draw "text 5 535 '[YYYY]-[MM]-[DD] [hh]:[mm]'" -fill white -draw "text 110 535 'Temp: [th0temp-act=F.1:--] °F    Humidity: [th0hum-act.0:--] %    Pressure: [thb0seapress-act=inhg.2:--] inHg    Wind Chill: [wind0chill-act=F.1:--]°F    Wind: [wind0avgwind-act=mph.1:--] mph    Rain: [rain0total-sumday=in.2:--] in'" -crop 720x490+0+50


resize image to 640 x 480 (ignore aspect ratio)

Pic4.jpg

Overlay text:

-fill black -draw "fill-opacity 0.7 rectangle 0 520 720 540" -pointsize 12 -fill orange -draw "text 5 535 '[YYYY]-[MM]-[DD] [hh]:[mm]'" -fill white -draw "text 110 535 'Temp: [th0temp-act=F.1:--] °F    Humidity: [th0hum-act.0:--] %    Pressure: [thb0seapress-act=inhg.2:--] inHg    Wind Chill: [wind0chill-act=F.1:--]°F    Wind: [wind0avgwind-act=mph.1:--] mph    Rain: [rain0total-sumday=in.2:--] in'" -crop 720x490+0+50 -resize 640x480!


changing brightness and contrast

Pic5.jpg

Overlay text:

-sigmoidal-contrast 4% -crop 720x490+0+50


change left and right

Pic6.jpg

Overlay text:

-flop -crop 720x490+0+50