Pretty print a volume structure in a verbose way. The volume for each
* channel is printed in several formats: the raw pa_volume_t value,
* percentage, and if print_dB is non-zero, also the dB value. If map is not
* NULL, the channel names will be printed. Returns \a s. \since 5.0
Pretty print a volume structure in a verbose way. The volume for each * channel is printed in several formats: the raw pa_volume_t value, * percentage, and if print_dB is non-zero, also the dB value. If map is not * NULL, the channel names will be printed. Returns \a s. \since 5.0