Is it possible to convert a Canon A75 digital camera to a Webcam? What software would be needed?
It is not a matter of software. Consumer-grade digital cameras are not suitable for use as webcams. This is a design issue and cannot be resolved by the consumer. Apart from the presence of a lens and image sensor, they are quite different. A webcam contains little more than a lens and an image sensor. They are designed to be controlled by a host computer, which manages most of the camera functions. Consumer digital cameras, on the other hand, are designed to be controlled by the camera user manually. They do not provide remote control functions, except in very limited way. They can be interfaced to a computer, but it usually treats them only as a removable storage device. Cameras, like the A75, that can be interfaced with a printer don’t offer remote control features, either, although they do allow a degree of communication between the printer and camera to identify and move printable images from one storage device to another. This interface is limited to the functions required to sel
