File format for the exchange of resolution-independent, pixel-based (bitmapped) images, intended for very high quality moving image content for theatrical distribution; DPX masters provide the input for film recording (digital images back to film for projection) or D-Cinema digital projection systems.
Most modern pianos have a row of 88 black and white keys (52 white keys for the notes of the C Major scale (the notes C, D, E, F, G, A and B) and 36 shorter black keys, which are raised above the white keys, and set further back on the keyboard.
The Black Keys. In the 14th century, five new keys were added to the original seven, creating what is called a chromatic scale. On the modern piano, these are called âsharpsâ and âflatsâ and colored black. But on some early organs and harpsichords, the colors were reversed.