Date de publication : 25 févr. 2012 19:42:06
[remote control of picture camera through terminal]
[create, edit and compose image]
to overlay your signature on picture:
convert -composite -gravity southeast input-image.JPG signature.png output-image.JPG
[convert online many formats from/to GPX, website]
[meta infos r, w and editing, including picture geo-tagging]
[advanced panoramic imaging, including pre-defined stitching]
[organise, edit and web-share photo and movie]
I give more detail here in my picture workflow