source_impl Class Reference

#include <source_impl.h>

Inheritance diagram for source_impl:

Public Member Functions
	source_impl (const std::string &args)
size_t	get_num_channels (void)
bool	seek (long seek_point, int whence, size_t chan)
	seek file to seek_point relative to whence More...
osmosdr::meta_range_t	get_sample_rates (void)
double	set_sample_rate (double rate)
double	get_sample_rate (void)
osmosdr::freq_range_t	get_freq_range (size_t chan=0)
double	set_center_freq (double freq, size_t chan=0)
double	get_center_freq (size_t chan=0)
double	set_freq_corr (double ppm, size_t chan=0)
double	get_freq_corr (size_t chan=0)
std::vector< std::string >	get_gain_names (size_t chan=0)
osmosdr::gain_range_t	get_gain_range (size_t chan=0)
osmosdr::gain_range_t	get_gain_range (const std::string &name, size_t chan=0)
bool	set_gain_mode (bool automatic, size_t chan=0)
bool	get_gain_mode (size_t chan=0)
double	set_gain (double gain, size_t chan=0)
double	set_gain (double gain, const std::string &name, size_t chan=0)
double	get_gain (size_t chan=0)
double	get_gain (const std::string &name, size_t chan=0)
double	set_if_gain (double gain, size_t chan=0)
double	set_bb_gain (double gain, size_t chan=0)
std::vector< std::string >	get_antennas (size_t chan=0)
std::string	set_antenna (const std::string &antenna, size_t chan=0)
std::string	get_antenna (size_t chan=0)
void	set_dc_offset_mode (int mode, size_t chan=0)
void	set_dc_offset (const std::complex< double > &offset, size_t chan=0)
void	set_iq_balance_mode (int mode, size_t chan=0)
void	set_iq_balance (const std::complex< double > &balance, size_t chan=0)
double	set_bandwidth (double bandwidth, size_t chan=0)
double	get_bandwidth (size_t chan=0)
osmosdr::freq_range_t	get_bandwidth_range (size_t chan=0)
void	set_time_source (const std::string &source, const size_t mboard=0)
std::string	get_time_source (const size_t mboard)
std::vector< std::string >	get_time_sources (const size_t mboard)
void	set_clock_source (const std::string &source, const size_t mboard=0)
std::string	get_clock_source (const size_t mboard)
std::vector< std::string >	get_clock_sources (const size_t mboard)
double	get_clock_rate (size_t mboard=0)
void	set_clock_rate (double rate, size_t mboard=0)
::osmosdr::time_spec_t	get_time_now (size_t mboard=0)
::osmosdr::time_spec_t	get_time_last_pps (size_t mboard=0)
void	set_time_now (const ::osmosdr::time_spec_t &time_spec, size_t mboard=0)
void	set_time_next_pps (const ::osmosdr::time_spec_t &time_spec)
void	set_time_unknown_pps (const ::osmosdr::time_spec_t &time_spec)

Additional Inherited Members
Public Types inherited from osmosdr::source
enum	DCOffsetMode { DCOffsetOff = 0 , DCOffsetManual , DCOffsetAutomatic }
enum	IQBalanceMode { IQBalanceOff = 0 , IQBalanceManual , IQBalanceAutomatic }
typedef std::shared_ptr< source >	sptr
Static Public Member Functions inherited from osmosdr::source
static sptr	make (const std::string &args="")
	Return a shared_ptr to a new instance of source. More...

Constructor & Destructor Documentation

source_impl()

source_impl::source_impl

(

const std::string &

args

)

Member Function Documentation

get_antenna()

std::string source_impl::get_antenna ( size_t  chan = 0 )

virtual

Get the actual underlying radio hardware antenna setting.

Parameters

chan	the channel index 0 to N-1

Returns

the actual antenna's name

Implements osmosdr::source.

get_antennas()

std::vector< std::string > source_impl::get_antennas ( size_t  chan = 0 )

virtual

Get the available antennas of the underlying radio hardware.

Parameters

chan	the channel index 0 to N-1

Returns

a vector of strings containing the names of available antennas

Implements osmosdr::source.

get_bandwidth()

double source_impl::get_bandwidth ( size_t  chan = 0 )

virtual

Get the actual bandpass filter setting on the radio frontend.

Parameters

chan	the channel index 0 to N-1

Returns

the actual filter bandwidth in Hz

Implements osmosdr::source.

get_bandwidth_range()

osmosdr::freq_range_t source_impl::get_bandwidth_range ( size_t  chan = 0 )

virtual

Get the possible bandpass filter settings on the radio frontend.

Parameters

chan	the channel index 0 to N-1

Returns

a range of bandwidths in Hz

Implements osmosdr::source.

get_center_freq()

double source_impl::get_center_freq ( size_t  chan = 0 )

virtual

Get the center frequency the underlying radio hardware is tuned to. This is the actual frequency and may differ from the frequency set.

Parameters

chan	the channel index 0 to N-1

Returns

the frequency in Hz

Implements osmosdr::source.

get_clock_rate()

double source_impl::get_clock_rate ( size_t  mboard = 0 )

virtual

Get the master clock rate.

Parameters

mboard

the motherboard index 0 to M-1

Returns

the clock rate in Hz

Implements osmosdr::source.

get_clock_source()

std::string source_impl::get_clock_source ( const size_t  mboard )

virtual

Get the currently set clock source.

Parameters

mboard

which motherboard to get the config

Returns

the string representing the clock source

Implements osmosdr::source.

get_clock_sources()

std::vector<std::string> source_impl::get_clock_sources ( const size_t  mboard )

virtual

Get a list of possible clock sources.

Parameters

mboard

which motherboard to get the list

Returns

a vector of strings for possible settings

Implements osmosdr::source.

get_freq_corr()

double source_impl::get_freq_corr ( size_t  chan = 0 )

virtual

Get the frequency correction value.

Parameters

chan	the channel index 0 to N-1

Returns

correction value in parts per million

Implements osmosdr::source.

get_freq_range()

osmosdr::freq_range_t source_impl::get_freq_range ( size_t  chan = 0 )

virtual

Get the tunable frequency range for the underlying radio hardware.

Parameters

chan	the channel index 0 to N-1

Returns

the frequency range in Hz

Implements osmosdr::source.

get_gain() [1/2]

double source_impl::get_gain ( const std::string &  name, size_t  chan = 0  )

virtual

Get the actual gain setting of a named stage.

Parameters

name	the name of the gain stage
chan	the channel index 0 to N-1

Returns

the actual gain in dB

Implements osmosdr::source.

get_gain() [2/2]

double source_impl::get_gain ( size_t  chan = 0 )

virtual

Get the actual gain setting of the underlying radio hardware.

Parameters

chan	the channel index 0 to N-1

Returns

the actual gain in dB

Implements osmosdr::source.

get_gain_mode()

bool source_impl::get_gain_mode ( size_t  chan = 0 )

virtual

Get the gain mode selected for the underlying radio hardware.

Parameters

chan	the channel index 0 to N-1

Returns

the actual gain mode (true means automatic gain mode)

Implements osmosdr::source.

get_gain_names()

std::vector<std::string> source_impl::get_gain_names ( size_t  chan = 0 )

virtual

Get the gain stage names of the underlying radio hardware.

Parameters

chan	the channel index 0 to N-1

Returns

a vector of strings containing the names of gain stages

Implements osmosdr::source.

get_gain_range() [1/2]

osmosdr::gain_range_t source_impl::get_gain_range ( const std::string &  name, size_t  chan = 0  )

virtual

Get the settable gain range for a specific gain stage.

Parameters

name	the name of the gain stage
chan	the channel index 0 to N-1

Returns

the gain range in dB

Implements osmosdr::source.

get_gain_range() [2/2]

osmosdr::gain_range_t source_impl::get_gain_range ( size_t  chan = 0 )

virtual

Get the settable overall gain range for the underlying radio hardware.

Parameters

chan	the channel index 0 to N-1

Returns

the gain range in dB

Implements osmosdr::source.

get_num_channels()

size_t source_impl::get_num_channels ( void  )

virtual

Get the number of channels the underlying radio hardware offers.

Returns

the number of available channels

Implements osmosdr::source.

get_sample_rate()

double source_impl::get_sample_rate ( void  )

virtual

Get the sample rate for the underlying radio hardware. This is the actual sample rate and may differ from the rate set.

Returns

the actual rate in Sps

Implements osmosdr::source.

get_sample_rates()

osmosdr::meta_range_t source_impl::get_sample_rates ( void  )

virtual

Get the possible sample rates for the underlying radio hardware.

Returns

a range of rates in Sps

Implements osmosdr::source.

get_time_last_pps()

::osmosdr::time_spec_t source_impl::get_time_last_pps ( size_t  mboard = 0 )

virtual

Get the time when the last pps pulse occured.

Parameters

mboard

the motherboard index 0 to M-1

Returns

the current device time

Implements osmosdr::source.

get_time_now()

::osmosdr::time_spec_t source_impl::get_time_now ( size_t  mboard = 0 )

virtual

Get the current time registers.

Parameters

mboard

the motherboard index 0 to M-1

Returns

the current device time

Implements osmosdr::source.

get_time_source()

std::string source_impl::get_time_source ( const size_t  mboard )

virtual

Get the currently set time source.

Parameters

mboard

which motherboard to get the config

Returns

the string representing the time source

Implements osmosdr::source.

get_time_sources()

std::vector<std::string> source_impl::get_time_sources ( const size_t  mboard )

virtual

Get a list of possible time sources.

Parameters

mboard

which motherboard to get the list

Returns

a vector of strings for possible settings

Implements osmosdr::source.

seek()

bool source_impl::seek ( long  seek_point, int  whence, size_t  chan  )

virtual

seek file to seek_point relative to whence

Parameters

seek_point	sample offset in file
whence	one of SEEK_SET, SEEK_CUR, SEEK_END (man fseek)
chan	the channel index 0 to N-1

Returns

true on success

Implements osmosdr::source.

set_antenna()

std::string source_impl::set_antenna ( const std::string &  antenna, size_t  chan = 0  )

virtual

Select the active antenna of the underlying radio hardware.

Parameters

antenna	name of the antenna to be selected
chan	the channel index 0 to N-1

Returns

the actual antenna's name

Implements osmosdr::source.

set_bandwidth()

double source_impl::set_bandwidth ( double  bandwidth, size_t  chan = 0  )

virtual

Set the bandpass filter on the radio frontend.

Parameters

bandwidth	the filter bandwidth in Hz, set to 0 for automatic selection
chan	the channel index 0 to N-1

Returns

the actual filter bandwidth in Hz

Implements osmosdr::source.

set_bb_gain()

double source_impl::set_bb_gain ( double  gain, size_t  chan = 0  )

virtual

Set the BB gain for the underlying radio hardware. This function will automatically distribute the desired gain value over available BB gain stages in an appropriate way and return the actual value.

Parameters

gain	the gain in dB
chan	the channel index 0 to N-1

Returns

the actual gain in dB

Implements osmosdr::source.

set_center_freq()

double source_impl::set_center_freq ( double  freq, size_t  chan = 0  )

virtual

Tune the underlying radio hardware to the desired center frequency. This also will select the appropriate RF bandpass.

Parameters

freq	the desired frequency in Hz
chan	the channel index 0 to N-1

Returns

the actual frequency in Hz

Implements osmosdr::source.

set_clock_rate()

void source_impl::set_clock_rate ( double  rate, size_t  mboard = 0  )

virtual

Set the master clock rate.

Parameters

rate	the new rate in Hz
mboard	the motherboard index 0 to M-1

Implements osmosdr::source.

set_clock_source()

void source_impl::set_clock_source ( const std::string &  source, const size_t  mboard = 0  )

virtual

Set the clock source for the device. This sets the source for a 10 Mhz reference clock. Typical options for source: internal, external, MIMO.

Parameters

source	a string representing the clock source
mboard	which motherboard to set the config

Implements osmosdr::source.

set_dc_offset()

void source_impl::set_dc_offset ( const std::complex< double > &  offset, size_t  chan = 0  )

virtual

Set the RX frontend DC offset value. The value is complex to control both I and Q. Only set this when automatic correction is disabled.

Parameters

offset	the dc offset (1.0 is full-scale)
chan	the channel index 0 to N-1

Implements osmosdr::source.

set_dc_offset_mode()

void source_impl::set_dc_offset_mode ( int  mode, size_t  chan = 0  )

virtual

Set the RX frontend DC correction mode. The automatic correction subtracts out the long-run average.

When disabled, the averaging option operation is reset. Once in Manual mode, the average value will be held constant until the user re-enables the automatic correction or overrides the value by manually setting the offset.

Parameters

mode	dc offset correction mode: 0 = Off, 1 = Manual, 2 = Automatic
chan	the channel index 0 to N-1

Implements osmosdr::source.

set_freq_corr()

double source_impl::set_freq_corr ( double  ppm, size_t  chan = 0  )

virtual

Set the frequency correction value in parts per million.

Parameters

ppm	the desired correction value in parts per million
chan	the channel index 0 to N-1

Returns

correction value in parts per million

Implements osmosdr::source.

set_gain() [1/2]

double source_impl::set_gain ( double  gain, const std::string &  name, size_t  chan = 0  )

virtual

Set the named gain on the underlying radio hardware.

Parameters

gain	the gain in dB
name	the name of the gain stage
chan	the channel index 0 to N-1

Returns

the actual gain in dB

Implements osmosdr::source.

set_gain() [2/2]

double source_impl::set_gain ( double  gain, size_t  chan = 0  )

virtual

Set the gain for the underlying radio hardware. This function will automatically distribute the desired gain value over available gain stages in an appropriate way and return the actual value.

Parameters

gain	the gain in dB
chan	the channel index 0 to N-1

Returns

the actual gain in dB

Implements osmosdr::source.

set_gain_mode()

bool source_impl::set_gain_mode ( bool  automatic, size_t  chan = 0  )

virtual

Set the gain mode for the underlying radio hardware. This might be supported only for certain hardware types.

Parameters

automatic	the gain mode (true means automatic gain mode)
chan	the channel index 0 to N-1

Returns

the actual gain mode

Implements osmosdr::source.

set_if_gain()

double source_impl::set_if_gain ( double  gain, size_t  chan = 0  )

virtual

Set the IF gain for the underlying radio hardware. This function will automatically distribute the desired gain value over available IF gain stages in an appropriate way and return the actual value.

Parameters

gain	the gain in dB
chan	the channel index 0 to N-1

Returns

the actual gain in dB

Implements osmosdr::source.

set_iq_balance()

void source_impl::set_iq_balance ( const std::complex< double > &  balance, size_t  chan = 0  )

virtual

Set the RX frontend IQ balance correction. Use this to adjust the magnitude and phase of I and Q.

Parameters

balance	the complex correction value
chan	the channel index 0 to N-1

Implements osmosdr::source.

set_iq_balance_mode()

void source_impl::set_iq_balance_mode ( int  mode, size_t  chan = 0  )

virtual

Set the RX frontend IQ balance mode.

Parameters

mode	iq balance correction mode: 0 = Off, 1 = Manual, 2 = Automatic
chan	the channel index 0 to N-1

Implements osmosdr::source.

set_sample_rate()

double source_impl::set_sample_rate ( double  rate )

virtual

Set the sample rate for the underlying radio hardware. This also will select the appropriate IF bandpass, if applicable.

Parameters

rate	a new rate in Sps

Implements osmosdr::source.

set_time_next_pps()

void source_impl::set_time_next_pps ( const ::osmosdr::time_spec_t &  time_spec )

virtual

Set the time registers at the next pps.

Parameters

time_spec

the new time

Implements osmosdr::source.

set_time_now()

void source_impl::set_time_now ( const ::osmosdr::time_spec_t &  time_spec, size_t  mboard = 0  )

virtual

Sets the time registers immediately.

Parameters

time_spec	the new time
mboard	the motherboard index 0 to M-1

Implements osmosdr::source.

set_time_source()

void source_impl::set_time_source ( const std::string &  source, const size_t  mboard = 0  )

virtual

Set the time source for the device. This sets the method of time synchronization, typically a pulse per second or an encoded time. Typical options for source: external, MIMO.

Parameters

source	a string representing the time source
mboard	which motherboard to set the config

Implements osmosdr::source.

set_time_unknown_pps()

void source_impl::set_time_unknown_pps ( const ::osmosdr::time_spec_t &  time_spec )

virtual

Sync the time registers with an unknown pps edge.

Parameters

time_spec

the new time

Implements osmosdr::source.

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The documentation for this class was generated from the following file:

• source_impl.h