.IP
The default is \fB{/artist}{/album}{/title}{ext}\fR.
.TP
+.B backend \fINAME\fR
+Selects the backend use by the speaker process. The following options are
+available:
+.RS
+.TP
+.B alsa
+Use the ALSA API. This is only available on Linux systems, on which it is the
+default.
+.TP
+.B command
+Execute a command. This is the default if
+.B speaker_command
+is specified, or (currently) on non-Linux systems.
+.TP
+.B network
+Transmit audio over the network. This is the default if
+\fBbroadcast\fR is specified.
+.RE
+.TP
+.B broadcast \fIADDRESS\fR \fIPORT\fR
+Transmit sound data to \fIADDRESS\fR using UDP port \fIPORT\fR. This implies
+\fBbackend network\fR.
+.TP
+.B broadcast_from \fIADDRESS\fR \fIPORT\fR
+Sets the (local) source address used by \fBbroadcast\fR.
+.TP
.B channel \fICHANNEL\fR
The mixer channel that the volume control should use. Valid names depend on
your operating system and hardware, but some standard ones that might be useful
The interval at which the preferences log file will be synchronised. Defaults
to 3600, i.e. one hour.
.TP
+.B queue_pad \fICOUNT\fR
+The target size of the queue. If random play is enabled then randomly picked
+tracks will be added until the queue is at least this big.
+.TP
.B sample_format \fIBITS\fB/\fIRATE\fB/\fICHANNELS
Describes the sample format expected by the \fBspeaker_command\fR (below). The
components of the format specification are as follows:
Signals are specified by their full C name, i.e. \fBSIGINT\fR and not \fBINT\fR
or \fBInterrupted\fR or whatever.
.TP
+.B sox_generation \fB0\fR|\fB1
+Determines whether calls to \fBsox\fR(1) should use \fB-b\fR, \fB-x\fR, etc (if
+the generation is 0) or \fB-\fIbits\fR, \fB-L\fR etc (if it is 1). The default
+is 0.
+.TP
.B speaker_command \fICOMMAND
Causes the speaker subprocess to pipe audio data into shell command
\fICOMMAND\fR, rather than writing to a local sound card. The sample format is