The Switch From Film To Digital Camera
A digital camera takes videos as well as still photographs digitally by recording images through an electronic image big advantage of digital cameras is that making photos is both economical and swift because there is no film processing. Camera.PreviewCallback: a callback object that receives a copy of the preview frame, or null to stop receiving callbacks and clear the buffer queue. In the ‘point and shoot’ units, the scene depicted in the viewfinder is not the same as what come through the primary lens.
Another option is to buy a camera with an electronic viewfinder which takes the image captured by the lens, and electronically transfers it to a display screen allowing the user to accurately frame the picture. Cell phone manufacturers have tied up with digital camera manufacturers to develop new age camera phones in recent years.
An example of this type of digital camera is the Canon PowerShot …