Camera, GPS and sharing

[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