QUOTE (knutinh @ Apr 10 2010, 08:51) I guess that an adhoc formula for power consumption when playing music could be something like:P = A(bitrate)+ B(codec_complexity)I then assume that A is a function that depends on the actual playback device and describe how much power is needed to read a number of bytes.B then say something about how well a given cpu/dsp is suited for turning battery energy in