GNU Radio 3.6.0 C++ API
Class List
Here are the classes, structs, unions and interfaces with brief descriptions:
AadvarkModels the mammal Aadvark
gnuradio::extras::add
gnuradio::extras::add_const
gnuradio::extras::add_const_v
gr_align_on_samplenumbers_ss::align_state
std::allocatorSTL class
atsc_bit_timing_loopATSC BitTimingLoop3This class accepts a single real input and produces two outputs, the raw symbol (float) and the tag (atsc_syminfo)
atsc_data_segment832 3 bit symbols. The low 3 bits in the byte hold the symbol
atsc_deinterleaverDeinterleave RS encoded ATSC data ( atsc_mpeg_packet_rs_encoded --> atsc_mpeg_packet_rs_encoded)input: atsc_mpeg_packet_rs_encoded; output: atsc_mpeg_packet_rs_encoded
atsc_depadDepad mpeg ts packets from 256 byte atsc_mpeg_packet to 188 byte charinput: atsc_mpeg_packet; output: unsigned char
atsc_derandomizer"dewhiten" incoming mpeg transport stream packetsinput: atsc_mpeg_packet_no_sync; output: atsc_mpeg_packet;
atsc_ds_to_softdsDebug glue routine (atsc_data_segment --> atsc_soft_data_segment)input: atsc_data_segment; output: atsc_soft_data_segment
atsc_equalizerATSC equalizer (float,syminfo --> float,syminfo)first inputs are data samples, second inputs are tags. first outputs are equalized data samples, second outputs are tags
atsc_field_sync_demuxATSC Field Sync Demux
atsc_field_sync_muxInsert ATSC Field Syncs as required (atsc_data_segment --> atsc_data_segment)input: atsc_data_segment; output: atsc_data_segment
atsc_fpllATSC FPLL (2nd Version)A/D --> GrFIRfilterFFF ----> GrAtscFPLL ---->
atsc_fs_checkerATSC field sync checker (float,syminfo --> float,syminfo)first output is delayed version of input. second output is set of tags, one-for-one with first output
atsc_interleaverInterleave RS encoded ATSC data ( atsc_mpeg_packet_rs_encoded --> atsc_mpeg_packet_rs_encoded)*input: atsc_mpeg_packet_rs_encoded; output: atsc_mpeg_packet_rs_encoded
atsc_mpeg_packet
atsc_mpeg_packet_no_sync
atsc_mpeg_packet_rs_encoded
atsc_padPad mpeg ts packets from 188 byte char to to 256 byte atsc_mpeg_packetinput: unsigned char; output: atsc_mpeg_packet
atsc_randomizer"Whiten" incoming mpeg transport stream packetsinput: atsc_mpeg_packet; output: atsc_mpeg_packet_no_sync
atsc_root_raised_cosine
atsc_root_raised_cosine_bandpass
atsc_rs_decoderReed-Solomon decoder for ATSCinput: atsc_mpeg_packet_rs_encoded; output: atsc_mpeg_packet_no_sync
atsc_rs_encoderReed-Solomon encoder for ATSCinput: atsc_mpeg_packet_no_sync; output: atsc_mpeg_packet_rs_encoded
atsc_soft_data_segment
atsc_trellis_encoderATSC 12-way interleaved trellis encoder (atsc_mpeg_packet_rs_encoded --> atsc_data_segment)input: atsc_mpeg_packet_rs_encoded; output: atsc_data_segment
atsc_viterbi_decoderATSC 12-way interleaved viterbi decoder (atsc_soft_data_segment --> atsc_mpeg_packet_rs_encoded)input: atsc_soft_data_segment; output: atsc_mpeg_packet_rs_encoded
atsc_vsbtx_lp
atsci_basic_trellis_encoderATSC trellis encoder building block
atsci_data_deinterleaverAtsc convolutional data deinterleaver
atsci_data_interleaverAtsc convolutional data interleaver
atsci_equalizerAbstract base class for ATSC equalizer
atsci_equalizer_lms
atsci_equalizer_lms2
atsci_equalizer_nop
atsci_exp2_lp
atsci_fake_single_viterbiSingle channel viterbi decoder
atsci_fs_checkerAbstract base class for ATSC field sync checker
atsci_fs_checker_naiveNaive concrete implementation of field sync checker
atsci_fs_correlatorAbstract base class for ATSC field sync correlator
atsci_fs_correlator_naiveNaive concrete implementation of field sync correlator
atsci_interpolatorInterpolator control for segment and symbol sync recovery
atsci_randomizerATSC data "whitener"
atsci_reed_solomonATSC Reed-Solomon encoder / decoder
atsci_single_viterbiSingle channel viterbi decoder
atsci_slicer_agcAutomatic Gain Control class for atsc slicer
atsci_sliding_correlatorLook for the PN 511 field sync pattern
atsci_sssrATSC Segment and Symbol Sync Recovery
atsci_trellis_encoderFancy, schmancy 12-way interleaved trellis encoder for ATSC
atsci_viterbi_decoderFancy, schmancy 12-way interleaved viterbi decoder for ATSC
audio_alsa_sinkAudio sink using ALSAThe sink has N input streams of floats, where N depends on the hardware characteristics of the selected device
audio_alsa_sourceAudio source using ALSAThe source has between 1 and N input streams of floats, where N is depends on the hardware characteristics of the selected device
audio_jack_sinkAudio sink using JACKThe sink has one input stream of floats
audio_jack_sourceAudio source using JACKThe source has one input stream of floats
audio_oss_sinkAudio sink using OSSinput signature is one or two streams of floats. Input samples must be in the range [-1,1]
audio_oss_sourceAudio source using OSSOutput signature is one or two streams of floats. Output samples will be in the range [-1,1]
audio_osx_sinkAudio sink using OSXinput signature is one or two streams of floats. Input samples must be in the range [-1,1]
audio_osx_sourceAudio source using OSXInput signature is one or two streams of floats. Samples must be in the range [-1,1]
audio_portaudio_sinkAudio sink using PORTAUDIOInput samples must be in the range [-1,1]
audio_portaudio_sourceAudio source using PORTAUDIOInput samples must be in the range [-1,1]
audio_sinkCreates a sink from an audio device
audio_sourceCreates a source from an audio device
audio_windows_sinkAudio sink using winmm mmsystem (win32 only)input signature is one or two streams of floats. Input samples must be in the range [-1,1]
audio_windows_sourceAudio source using winmm mmsystem (win32 only)Output signature is one or two streams of floats. Output samples will be in the range [-1,1]
std::auto_ptrSTL class
std::bad_allocSTL class
std::bad_castSTL class
std::bad_exceptionSTL class
std::bad_typeidSTL class
std::basic_fstreamSTL class
std::basic_ifstreamSTL class
std::basic_iosSTL class
std::basic_iostreamSTL class
std::basic_istreamSTL class
std::basic_istringstreamSTL class
std::basic_ofstreamSTL class
std::basic_ostreamSTL class
std::basic_ostringstreamSTL class
std::basic_stringSTL class
std::basic_stringstreamSTL class
bit128
std::bitsetSTL class
gnuradio::extras::blob_to_filedes
gnuradio::extras::blob_to_socket
gnuradio::extras::blob_to_stream
block_gateway
circular_buffer
CODEC2
comedi_sink_sSink using COMEDI
comedi_source_sSource using COMEDI
COMP
std::complexSTL class
std::basic_string::const_iteratorSTL iterator class
std::string::const_iteratorSTL iterator class
std::wstring::const_iteratorSTL iterator class
std::deque::const_iteratorSTL iterator class
std::list::const_iteratorSTL iterator class
std::map::const_iteratorSTL iterator class
std::multimap::const_iteratorSTL iterator class
std::set::const_iteratorSTL iterator class
std::multiset::const_iteratorSTL iterator class
std::vector< T >::const_iteratorSTL iterator class
std::basic_string::const_reverse_iteratorSTL iterator class
std::string::const_reverse_iteratorSTL iterator class
std::wstring::const_reverse_iteratorSTL iterator class
std::deque::const_reverse_iteratorSTL iterator class
std::list::const_reverse_iteratorSTL iterator class
std::map::const_reverse_iteratorSTL iterator class
std::multimap::const_reverse_iteratorSTL iterator class
std::set::const_reverse_iteratorSTL iterator class
std::multiset::const_reverse_iteratorSTL iterator class
std::vector< T >::const_reverse_iteratorSTL iterator class
convolutional_interleaverTemplate class for generic convolutional interleaver
gnuradio::extras::decim_fir
gnuradio::extras::delay
std::dequeSTL class
digital_binary_slicer_fbSlice float binary symbol outputting 1 bit outputx < 0 --> 0 x >= 0 --> 1
digital_clock_recovery_mm_ccMueller and Müller (M&M) based clock recovery block with complex input, complex output.This implements the Mueller and Müller (M&M) discrete-time error-tracking synchronizer
digital_clock_recovery_mm_ffMueller and Müller (M&M) based clock recovery block with float input, float output.This implements the Mueller and Müller (M&M) discrete-time error-tracking synchronizer
digital_cma_equalizer_ccImplements constant modulus adaptive filter on complex streamThe error value and tap update equations (for p=2) can be found in:
digital_constellationAn abstracted constellation objectThe constellation objects hold the necessary information to pass around constellation information for modulators and demodulators. These objects contain the mapping between the bits and the constellation points used to represent them as well as methods for slicing the symbol space. Various implementations are possible for efficiency and ease of use
digital_constellation_8pskDigital constellation for 8PSK
digital_constellation_bpskDigital constellation for BPSK
digital_constellation_calcdistCalculate Euclidian distance for any constellationConstellation which calculates the distance to each point in the constellation for decision making. Inefficient for large constellations
digital_constellation_decoder_cbConstellation Decoder
digital_constellation_dqpskDigital constellation for DQPSK
digital_constellation_pskDigital_constellation_pskConstellation space is divided into pie slices sectors
digital_constellation_qpskDigital constellation for QPSK
digital_constellation_receiver_cbThis block takes care of receiving generic modulated signals through phase, frequency, and symbol synchronization.This block takes care of receiving generic modulated signals through phase, frequency, and symbol synchronization. It performs carrier frequency and phase locking as well as symbol timing recovery
digital_constellation_rect
digital_constellation_sectorSectorized digital constellationConstellation space is divided into sectors. Each sector is associated with the nearest constellation point
digital_correlate_access_code_bbExamine input for specified access code, one bit at a time.input: stream of bits, 1 bit per input byte (data in LSB) output: stream of bits, 2 bits per output byte (data in LSB, flag in next higher bit)
sssr::digital_correlatorDigital correlator for 1001 and 0110 patterns
digital_costas_loop_ccCarrier tracking PLL for QPSKinput: complex; output: complex
The Costas loop can have two output streams: stream 1 is the baseband I and Q; stream 2 is the normalized frequency of the loop
digital_cpmmod_bcGeneric CPM modulator
digital_fll_band_edge_ccFrequency Lock Loop using band-edge filters
digital_gmskmod_bcGMSK modulator
digital_impl_mpsk_snr_estA parent class for SNR estimators, specifically for M-PSK signals in AWGN channels
digital_impl_mpsk_snr_est_m2m4SNR Estimator using 2nd and 4th-order moments
digital_impl_mpsk_snr_est_simpleSNR Estimator using simple mean/variance estimates
digital_impl_mpsk_snr_est_skewSNR Estimator using skewness correction
digital_impl_mpsk_snr_est_svrSignal-to-Variation Ratio SNR Estimator
digital_impl_snr_est_m2m4SNR Estimator using 2nd and 4th-order moments
digital_kurtotic_equalizer_ccImplements a kurtosis-based adaptive equalizer on complex streamY. Guo, J. Zhao, Y. Sun, "Sign kurtosis maximization based blind equalization algorithm," IEEE Conf. on Control, Automation, Robotics and Vision, Vol. 3, Dec. 2004, pp. 2052 - 2057
digital_lms_dd_equalizer_ccLeast-Mean-Square Decision Directed Equalizer (complex in/out)This block implements an LMS-based decision-directed equalizer. It uses a set of weights, w, to correlate against the inputs, u, and a decisions is then made from this output. The error in the decision is used to update teh weight vector
digital_mpsk_receiver_ccThis block takes care of receiving M-PSK modulated signals through phase, frequency, and symbol synchronization.This block takes care of receiving M-PSK modulated signals through phase, frequency, and symbol synchronization. It performs carrier frequency and phase locking as well as symbol timing recovery. It works with (D)BPSK, (D)QPSK, and (D)8PSK as tested currently. It should also work for OQPSK and PI/4 DQPSK
digital_mpsk_snr_est_ccA block for computing SNR of a signal
digital_ofdm_cyclic_prefixerAdds a cyclic prefix vector to an input size long ofdm symbol(vector) and converts vector to a stream output_size long
digital_ofdm_frame_acquisitionTake a vector of complex constellation points in from an FFT and performs a correlation and equalization.This block takes the output of an FFT of a received OFDM symbol and finds the start of a frame based on two known symbols. It also looks at the surrounding bins in the FFT output for the correlation in case there is a large frequency shift in the data. This block assumes that the fine frequency shift has already been corrected and that the samples fall in the middle of one FFT bin
digital_ofdm_frame_sinkTakes an OFDM symbol in, demaps it into bits of 0's and 1's, packs them into packets, and sends to to a message queue sink.NOTE: The mod input parameter simply chooses a pre-defined demapper/slicer. Eventually, we want to be able to pass in a reference to an object to do the demapping and slicing for a given modulation type
digital_ofdm_insert_preambleInsert "pre-modulated" preamble symbols before each payload
digital_ofdm_mapper_bcvTake a stream of bytes in and map to a vector of complex constellation points suitable for IFFT input to be used in an ofdm modulator. Abstract class must be subclassed with specific mapping
digital_ofdm_samplerDoes the rest of the OFDM stuff
digital_probe_mpsk_snr_est_cA probe for computing SNR of a signal
gnuradio::extras::divide
std::domain_errorSTL class
std::exceptionSTL class
std::ios_base::failureSTL class
FCD_CAPS_STRUCTFCD capabilities that depend on both hardware and firmware
fcd_source_cFuncube Dongle source block
fcd_source_c_impl
gnuradio::extras::filedes_to_blob
flex_mode
fsmFinite State Machine Specification class
std::fstreamSTL class
g72x_state
gr_adaptive_fir_cccAdaptive FIR filter with gr_complex input, gr_complex output and float taps
gr_adaptive_fir_ccfAdaptive FIR filter with gr_complex input, gr_complex output and float taps
gr_add_ffAdd streams of complex values
gr_additive_scrambler_bb
gr_agc2_ccHigh performance Automatic Gain Control classFor Power the absolute value of the complex number is used
gr_agc2_ffHigh performance Automatic Gain Control class
gr_agc_ccHigh performance Automatic Gain Control classFor Power the absolute value of the complex number is used
gr_agc_ffHigh performance Automatic Gain Control classPower is approximated by absolute value
gr_align_on_samplenumbers_ss
gr_annotator_1to11-to-1 stream annotator testing block. FOR TESTING PURPOSES ONLY
gr_annotator_alltoallAll-to-all stream annotator testing block. FOR TESTING PURPOSES ONLY
gr_base_error_handler
gr_basic_blockThe abstract base class for all signal processing blocks.Basic blocks are the bare abstraction of an entity that has a name, a set of inputs and outputs, and a message queue. These are never instantiated directly; rather, this is the abstract parent class of both gr_hier_block, which is a recursive container, and gr_block, which implements actual signal processing functions
gr_bin_statistics_fControl scanning and record frequency domain statistics
gr_blockThe abstract base class for all 'terminal' processing blocks.A signal processing flow is constructed by creating a tree of hierarchical blocks, which at any level may also contain terminal nodes that actually implement signal processing functions. This is the base class for all such leaf nodes
gr_block_detailImplementation details to support the signal processing abstractionThis class contains implementation detail that should be "out of sight" of almost all users of GNU Radio. This decoupling also means that we can make changes to the guts without having to recompile everything
gr_block_executorManage the execution of a single block
gr_block_gateway
gr_block_gw_handler
gr_block_gw_message_type
gr_bufferSingle writer, multiple reader fifo
gr_buffer_readerHow we keep track of the readers of a gr_buffer
gr_burst_taggerOutput[i] = input[i]
gr_bytes_to_symsConvert stream of bytes to stream of +/- 1 symbolsinput: stream of bytes; output: stream of float
gr_channel_modelChannel simulator
gr_char_to_floatConvert stream of chars to a stream of float
gr_char_to_shortConvert stream of chars to a stream of float
gr_check_counting_sSink that checks if its input stream consists of a counting sequence
gr_check_lfsr_32k_sSink that checks if its input stream consists of a lfsr_32k sequence.This sink is typically used along with gr_lfsr_32k_source_s to test the USRP using its digital loopback mode
gr_circular_file
gr_complex_to_argComplex in, angle out (float)
gr_complex_to_floatConvert a stream of gr_complex to 1 or 2 streams of float
gr_complex_to_imagComplex in, imaginary out (float)
gr_complex_to_interleaved_shortConvert stream of complex to a stream of interleaved shorts
gr_complex_to_magComplex in, magnitude out (float)
gr_complex_to_mag_squaredComplex in, magnitude squared out (float)
gr_complex_to_realComplex in, real out (float)
gr_conjugate_ccOutput = complex conjugate of input
gr_copyOutput[i] = input[i]When enabled (default), this block copies its input to its output. When disabled, this block drops its input on the floor
gr_correlate_access_code_tag_bbExamine input for specified access code, one bit at a time.input: stream of bits, 1 bit per input byte (data in LSB) output: unaltered stream of bits (plus tags)
gr_cpfsk_bcPerform continuous phase 2-level frequency shift keying modulation on an input stream of unpacked bits
gr_cpm
gr_cpu
gr_ctcss_squelch_ffGate or zero output if ctcss tone not present
gr_dc_blocker_ccComputationally efficient controllable DC blocker
gr_dc_blocker_ffComputationally efficient controllable DC blocker
gr_decode_ccsds_27_fbA rate 1/2, k=7 convolutional decoder for the CCSDS standardThis block performs soft-decision convolutional decoding using the Viterbi algorithm
gr_deinterleaveDeinterleave a single input into N outputs
gr_delayDelay the input by a certain number of samples
gr_descrambler_bb
gr_diff_decoder_bbY[0] = (x[0] - x[-1]) % MDifferential decoder
gr_diff_encoder_bbY[0] = (x[0] + y[-1]) % MDifferential encoder
gr_diff_phasor_cc
gr_dispatcherInvoke callbacks based on select
gr_dpll_bbDetect the peak of a signalIf a peak is detected, this block outputs a 1, or it outputs 0's
gr_edgeClass representing a connection between to graph endpoints
gr_encode_ccsds_27_bbA rate 1/2, k=7 convolutional encoder for the CCSDS standardThis block performs convolutional encoding using the CCSDS standard polynomial ("Voyager")
gr_endpointClass representing a specific input or output graph endpoint
gr_error_handlerAbstract error handler
gr_fake_channel_decoder_ppRemove fake padding from packetinput: stream of byte vectors; output: stream of byte vectors
gr_fake_channel_encoder_ppPad packet with alternating 1,0 pattern.input: stream of byte vectors; output: stream of byte vectors
gr_feedforward_agc_ccNon-causal AGC which computes required gain based on max absolute value over nsamples
gr_fevalBase class for evaluating a function: void -> voidThis class is designed to be subclassed in Python or C++ and is callable from both places. It uses SWIG's "director" feature to implement the magic. It's slow. Don't use it in a performance critical path
gr_feval_ccBase class for evaluating a function: complex -> complexThis class is designed to be subclassed in Python or C++ and is callable from both places. It uses SWIG's "director" feature to implement the magic. It's slow. Don't use it in a performance critical path
gr_feval_ddBase class for evaluating a function: double -> doubleThis class is designed to be subclassed in Python or C++ and is callable from both places. It uses SWIG's "director" feature to implement the magic. It's slow. Don't use it in a performance critical path
gr_feval_llBase class for evaluating a function: long -> longThis class is designed to be subclassed in Python or C++ and is callable from both places. It uses SWIG's "director" feature to implement the magic. It's slow. Don't use it in a performance critical path
gr_fft_filter_cccFast FFT filter with gr_complex input, gr_complex output and gr_complex taps
gr_fft_filter_fffFast FFT filter with float input, float output and float taps
gr_fft_vccCompute forward or reverse FFT. complex vector in / complex vector out.Abstract base class
gr_fft_vcc_fftwCompute forward or reverse FFT. complex vector in / complex vector out.Concrete class that uses FFTW
gr_fft_vfcCompute forward FFT. float vector in / complex vector out
gr_file_descriptor_sinkWrite stream to file descriptor
gr_file_descriptor_sourceRead stream from file descriptor
gr_file_error_handler
gr_file_sinkWrite stream to file
gr_file_sink_baseCommon base class for file sinks
gr_file_sourceRead stream from file
gr_filter_delay_fcFilter-Delay Combination Block.The block takes one or two float stream and outputs a complex stream. If only one float stream is input, the real output is a delayed version of this input and the imaginary output is the filtered output. If two floats are connected to the input, then the real output is the delayed version of the first input, and the imaginary output is the filtered output. The delay in the real path accounts for the group delay introduced by the filter in the imaginary path. The filter taps needs to be calculated before initializing this block
gr_fir_ccc_3dnow3DNow! version of gr_fir_ccc
gr_fir_ccc_3dnowext
gr_fir_ccc_simdCommon base class for SIMD versions of gr_fir_cccThis base class handles alignment issues common to SSE and 3DNOW subclasses
gr_fir_ccc_sseSSE version of gr_fir_ccc
gr_fir_ccf_3dnow3DNow! version of gr_fir_ccf
gr_fir_ccf_armv7_aArmv7_a using NEON coprocessor version of gr_fir_ccf
gr_fir_ccf_simdCommon base class for SIMD versions of gr_fir_ccfThis base class handles alignment issues common to SSE and 3DNOW subclasses
gr_fir_ccf_sseSSE version of gr_fir_ccf
gr_fir_fcc_3dnow3DNow! version of gr_fir_fcc
gr_fir_fcc_simdCommon base class for SIMD versions of gr_fir_fccThis base class handles alignment issues common to SSE and 3DNOW subclasses
gr_fir_fcc_sseSSE version of gr_fir_fcc
gr_fir_fff_3dnow3DNow! version of gr_fir_fff
gr_fir_fff_altivecAltivec version of gr_fir_fff
gr_fir_fff_armv7_aArmv7_a using NEON coprocessor version of gr_fir_fff
gr_fir_fff_simdCommon base class for SIMD versions of gr_fir_fffThis base class handles alignment issues common to SSE and 3DNOW subclasses
gr_fir_fff_sseSSE version of gr_fir_fff
gr_fir_fsf_3dnow3DNow! version of gr_fir_fsf
gr_fir_fsf_simdCommon base class for SIMD versions of gr_fir_fsfThis base class handles alignment issues common to SSE and 3DNOW subclasses
gr_fir_fsf_sseSSE version of gr_fir_fsf
gr_fir_scc_3dnow3DNow! version of gr_fir_scc
gr_fir_scc_3dnowext3DNow! Ext version of gr_fir_scc
gr_fir_scc_simdCommon base class for SIMD versions of gr_fir_sccThis base class handles alignment issues common to SSE and 3DNOW subclasses
gr_fir_scc_sseSSE version of gr_fir_scc
gr_fir_sysconfig_armv7_a
gr_fir_sysconfig_powerpc
gr_fir_sysconfig_x86
gr_firdesFinite Impulse Response (FIR) filter design functions
gr_flat_flowgraphClass specializing gr_flat_flowgraph that has all nodes as gr_blocks, with no hierarchy
gr_float_to_charConvert stream of float to a stream of char
gr_float_to_complexConvert 1 or 2 streams of float to a stream of gr_complex
gr_float_to_intConvert stream of float to a stream of short
gr_float_to_shortConvert stream of float to a stream of short
gr_float_to_ucharConvert stream of float to a stream of unsigned char
gr_flowgraphClass representing a directed, acyclic graph of basic blocks
gr_fmdet_cfImplements an IQ slope detector
gr_fractional_interpolator_ccInterpolating mmse filter with gr_complex input, gr_complex output
gr_fractional_interpolator_ffInterpolating mmse filter with float input, float output
gr_framer_sink_1Given a stream of bits and access_code flags, assemble packets.input: stream of bytes from gr_correlate_access_code_bb output: none. Pushes assembled packet into target queue
gr_frequency_modulator_fcFrequency modulator blockfloat input; complex baseband output
gr_fxptFixed point sine and cosine and friends.fixed pt radians
gr_fxpt_ncoNumerically Controlled Oscillator (NCO)
gr_fxpt_vcoVoltage Controlled Oscillator (VCO)
gr_glfsr_source_bGalois LFSR pseudo-random source
gr_glfsr_source_fGalois LFSR pseudo-random source generating float outputs -1.0 - 1.0
gr_goertzel_fcGoertzel single-bin DFT calculation
gr_headCopies the first N items to the output then signals doneUseful for building test cases
gr_hier_block2Hierarchical container class for gr_block's and gr_hier_block2's
gr_hier_block2_detail
gr_hilbert_fcHilbert transformer.real output is input appropriately delayed. imaginary output is hilbert filtered (90 degree phase shift) version of input
gr_histo_sink_fHistogram module
gr_iir_filter_ffdIIR filter with float input, float output and double tapsThis filter uses the Direct Form I implementation, where fftaps contains the feed-forward taps, and fbtaps the feedback ones
gr_int_to_floatConvert stream of int to a stream of float
gr_interleaveInterleave N inputs to a single output
gr_interleaved_short_to_complexConvert stream of interleaved shorts to a stream of complex
gr_io_signatureI/o signature for input and output ports
gr_iqcomp_cc
gr_keep_one_in_nDecimate a stream, keeping one item out of every n
gr_kludge_copyOutput[i] = input[i]This is a short term kludge to work around a problem with the hierarchical block impl
gr_lfsr_32k_source_sLFSR pseudo-random source with period of 2^15 bits (2^11 shorts)This source is typically used along with gr_check_lfsr_32k_s to test the USRP using its digital loopback mode
gr_local_sighandlerGet and set signal handler
gr_map_bbOutput[i] = map[input[i]]
gr_messageMessage class
gr_message_sinkGather received items into messages and insert into msgq
gr_message_sourceTurn received messages into a stream
gr_msg_accepterAccepts messages and inserts them into a message queue, then notifies subclass gr_basic_block there is a message pending
gr_msg_connection
gr_msg_handlerAbstract class of message handlers
gr_msg_queueThread-safe message queue
gr_multiply_ccMultiply streams of complex values
gr_multiply_conjugate_ccMultiplies a stream by the conjugate of the second stream
gr_multiply_const_ccMultiply stream of complex values with a constant k
gr_multiply_const_ffMultiply stream of float values with a constant k
gr_multiply_ffMultiply streams of complex values
gr_ncoBase class template for Numerically Controlled Oscillator (NCO)
gr_nlog10_ffOutput = n*log10(input) + k
gr_nopDoes nothing. Used for testing only
gr_null_sinkBit bucket
gr_null_sourceA source of zeros
gr_ofdm_bpsk_demapperTake a vector of complex constellation points in from an FFT and demodulate to a stream of bits. Simple BPSK version
gr_ofdm_frame_sink2Takes an OFDM symbol in, demaps it into bits of 0's and 1's, packs them into packets, and sends to to a message queue sink.NOTE: The mod input parameter simply chooses a pre-defined demapper/slicer. Eventually, we want to be able to pass in a reference to an object to do the demapping and slicing for a given modulation type
gr_oscope_gutsGuts of oscilloscope trigger and buffer module
gr_oscope_sink_fBuilding block for python oscilloscope module.Accepts multiple float streams
gr_oscope_sink_xAbstract class for python oscilloscope module.Don't instantiate this. Use gr_oscope_sink_f or gr_oscope_sink_c instead
gr_pa_2x2_phase_combinerPa_2x2 phase combinerAnntenas are arranged like this:
gr_packet_sinkProcess received bits looking for packet sync, header, and process bits into packet
gr_peak_detector2_fbDetect the peak of a signalIf a peak is detected, this block outputs a 1, or it outputs 0's. A separate debug output may be connected, to view the internal EWMA described below
gr_pfb_arb_resampler_ccfPolyphase filterbank arbitrary resampler with gr_complex input, gr_complex output and float taps
gr_pfb_arb_resampler_fffPolyphase filterbank arbitrary resampler with float input, float output and float taps
gr_pfb_channelizer_ccfPolyphase filterbank channelizer with gr_complex input, gr_complex output and float taps
gr_pfb_clock_sync_ccfTiming synchronizer using polyphase filterbanks
gr_pfb_clock_sync_fffTiming synchronizer using polyphase filterbanks
gr_pfb_decimator_ccfPolyphase filterbank bandpass decimator with gr_complex input, gr_complex output and float taps
gr_pfb_interpolator_ccfPolyphase filterbank interpolator with gr_complex input, gr_complex output and float taps
gr_pfb_synthesizer_ccfPolyphase synthesis filterbank with gr_complex input, gr_complex output and float taps
gr_phase_modulator_fcPhase modulator blockoutput=complex(cos(in*sensitivity),sin(in*sensitivity))
gr_pll_carriertracking_ccImplements a PLL which locks to the input frequency and outputs the input signal mixed with that carrier.input: stream of complex; output: stream of complex
gr_pll_freqdet_cfImplements a PLL which locks to the input frequency and outputs an estimate of that frequency. Useful for FM Demod.input: stream of complex; output: stream of floats
gr_pll_refout_ccImplements a PLL which locks to the input frequency and outputs a carrierinput: stream of complex; output: stream of complex
gr_pn_correlator_ccPN code sequential search correlator
gr_preferences
gr_prefsBase class for representing user preferences a la windows INI files.The real implementation is in Python, and is accessable from C++ via the magic of SWIG directors
gr_probe_avg_mag_sqrd_cCompute avg magnitude squared.input: gr_complex
gr_probe_avg_mag_sqrd_cfCompute avg magnitude squared.input: gr_complex output: gr_float
gr_probe_avg_mag_sqrd_fCompute avg magnitude squared.input: float
gr_probe_density_b
gr_pwr_squelch_ccGate or zero output when input power below threshold
gr_pwr_squelch_ffGate or zero output when input power below threshold
gr_quadrature_demod_cfQuadrature demodulator: complex in, float outThis can be used to demod FM, FSK, GMSK, etc. The input is complex baseband
gr_rail_ff
gr_randomPseudo random number generator
gr_regenerate_bbDetect the peak of a signal and repeat every period samplesIf a peak is detected, this block outputs a 1 repeated every period samples until reset by detection of another 1 on the input or stopped after max_regen regenerations have occurred
gr_repeatRepeat a sample 'interp' times in output stream
gr_rms_cfRMS average power
gr_rms_ffRMS average power
gr_rotator
gr_schedulerAbstract scheduler that takes a flattened flow graph and runs it
gr_scheduler_stsConcrete scheduler that uses the single_threaded_scheduler
gr_scheduler_tpbConcrete scheduler that uses a kernel thread-per-block
gr_scrambler_bb
gr_select_handlerAbstract handler for select based notification
gr_short_to_charConvert stream of short to a stream of float
gr_short_to_floatConvert stream of short to a stream of float
gr_signalRepresentation of signal
gr_simple_correlatorInverse of gr_simple_framer (more or less)
gr_simple_framerAdd sync field, seq number and command field to payload
gr_simple_squelch_ccSimple squelch block based on average signal power and threshold in dB
gr_single_pole_iirClass template for single pole IIR filter
gr_single_pole_iir< gr_complex, i_type, double >
gr_single_pole_iir_filter_ccSingle pole IIR filter with complex input, complex outputThe input and output satisfy a difference equation of the form \f{ y[n] - (1-alpha) y[n-1] = alpha x[n] \f}
gr_single_pole_iir_filter_ffSingle pole IIR filter with float input, float outputThe input and output satisfy a difference equation of the form \f{ y[n] - (1-alpha) y[n-1] = alpha x[n] \f}
gr_single_threaded_schedulerSimple scheduler for stream computations
gr_skipheadSkips the first N items, from then on copies items to the outputUseful for building test cases and sources which have metadata or junk at the start
gr_squelch_base_cc
gr_squelch_base_ff
gr_stream_muxStream muxing block to multiplex many streams into one with a specified format
gr_stream_to_streamsConvert a stream of items into a N streams of itemsConverts a stream of N items into N streams of 1 item. Repeat ad infinitum
gr_stream_to_vectorConvert a stream of items into a stream of blocks containing nitems_per_block
gr_streams_to_streamConvert N streams of 1 item into a 1 stream of N itemsConvert N streams of 1 item into 1 stream of N items. Repeat ad infinitum
gr_streams_to_vectorConvert N streams of items to 1 stream of vector length N
gr_stretch_ff
gr_sync_blockSynchronous 1:1 input to output with historyOverride work to provide the signal processing implementation
gr_sync_decimatorSynchronous N:1 input to output with historyOverride work to provide the signal processing implementation
gr_sync_interpolatorSynchronous 1:N input to output with historyOverride work to provide the signal processing implementation
gr_tag_t
gr_tagged_file_sinkWrite stream to file descriptor
gr_testTest class for testing runtime system (setting up buffers and such.)This block does not do any usefull actual data processing. It just exposes setting all standard block parameters using the contructor or public methods
gr_threshold_ffPlease fix my documentation
gr_throttleThrottle flow of samples such that the average rate does not exceed samples_per_sec.input: one stream of itemsize; output: one stream of itemsize
gr_timerImplement timeouts
gr_top_blockTop-level hierarchical block representing a flowgraph
gr_top_block_implAbstract implementation details of gr_top_blockThe actual implementation of gr_top_block. Separate class allows decoupling of changes from dependent classes
gr_tpb_detailUsed by thread-per-block scheduler
gr_tpb_thread_bodyThe body of each thread-per-block thread
gr_transcendentalA block that performs various transcendental math operations
gr_uchar_to_floatConvert stream of unsigned chars to a stream of float
gr_udp_sinkWrite stream to an UDP socket
gr_udp_sourceRead stream from an UDP socket
gr_unpack_k_bits_bbConverts a byte with k relevent bits to k output bytes with 1 bit in the LSB
gr_vcoBase class template for Voltage Controlled Oscillator (VCO)
gr_vco_fVCO - Voltage controlled oscillatorinput: float stream of control voltages; output: float oscillator output
gr_vector_to_streamConvert a stream of blocks of nitems_per_block items into a stream of items
gr_vector_to_streamsConvert 1 stream of vectors of length N to N streams of items
gr_vmcircbufAbstract class to implement doubly mapped virtual memory circular buffers
gr_vmcircbuf_createfilemappingConcrete class to implement circular buffers with mmap and shm_open
gr_vmcircbuf_createfilemapping_factoryConcrete factory for circular buffers built using mmap and shm_open
gr_vmcircbuf_factoryAbstract factory for creating circular buffers
gr_vmcircbuf_mmap_shm_openConcrete class to implement circular buffers with mmap and shm_open
gr_vmcircbuf_mmap_shm_open_factoryConcrete factory for circular buffers built using mmap and shm_open
gr_vmcircbuf_mmap_tmpfileConcrete class to implement circular buffers with mmap and shm_open
gr_vmcircbuf_mmap_tmpfile_factoryConcrete factory for circular buffers built using mmap and shm_open
gr_vmcircbuf_sysconfig
gr_vmcircbuf_sysv_shmConcrete class to implement circular buffers with mmap and shm_open
gr_vmcircbuf_sysv_shm_factoryConcrete factory for circular buffers built using mmap and shm_open
gr_wavfile_sinkWrite stream to a Microsoft PCM (.wav) file
gr_wavfile_sourceRead stream from a Microsoft PCM (.wav) file, output floats
gri_agc2_ccHigh performance Automatic Gain Control class
gri_agc2_ffHigh performance Automatic Gain Control class with attack and decay rate
gri_agc_ccHigh performance Automatic Gain Control class
gri_agc_ffHigh performance Automatic Gain Control class
gri_control_loop
gri_fft_complexFFT: complex in, complex out
gri_fft_filter_ccc_genericFast FFT filter with gr_complex input, gr_complex output and gr_complex taps
gri_fft_filter_ccc_sseFast FFT filter with gr_complex input, gr_complex output and gr_complex taps
gri_fft_filter_fff_generic
gri_fft_filter_fff_sse
gri_fft_plannerExport reference to planner mutex for those apps that want to use FFTW w/o using the gri_fftw* classes
gri_fft_real_fwdFFT: real in, complex out
gri_fft_real_revFFT: complex in, float out
gri_glfsrGalois Linear Feedback Shift Register using specified polynomial maskGenerates a maximal length pseudo-random sequence of length 2^degree-1
gri_goertzelImplements Goertzel single-bin DFT calculation
gri_iirBase class template for Infinite Impulse Response filter (IIR)
gri_lfsrFibonacci Linear Feedback Shift Register using specified polynomial maskGenerates a maximal length pseudo-random sequence of length 2^degree-1
gri_lfsr_15_1_0Linear Feedback Shift Register using primitive polynomial x^15 + x + 1Generates a maximal length pseudo-random sequence of length 2^15 - 1 bits
gri_lfsr_32kGenerate pseudo-random sequence of length 32768 bits.This is based on gri_lfsr_15_1_0 with an extra 0 added at the end of the sequence
gri_mmse_fir_interpolatorCompute intermediate samples between signal samples x(k*Ts)This implements a Mininum Mean Squared Error interpolator with 8 taps. It is suitable for signals where the bandwidth of interest B = 1/(4*Ts) Where Ts is the time between samples
gri_mmse_fir_interpolator_ccCompute intermediate samples between signal samples x(k*Ts)This implements a Mininum Mean Squared Error interpolator with 8 taps. It is suitable for signals where the bandwidth of interest B = 1/(4*Ts) Where Ts is the time between samples
gsm_state
hid_device_info
howto_square2_ffSquare2 a stream of floats.This uses the preferred technique: subclassing gr_sync_block
howto_square_ffSquare a stream of floats
i2cAbstract class for controlling i2c bus
i2c_bbioAbstract class that implements bit banging i/o for i2c bus
i2c_bbio_ppConcrete class that bit bangs eval board i2c bus using parallel port
i2c_bitbangClass for controlling i2c bus
std::ifstreamSTL class
imaxdiv_t
interleaverINTERLEAVER class
interleaver_fifoTemplate class for interleaver fifo
std::invalid_argumentSTL class
std::iosSTL class
std::ios_baseSTL class
std::istreamSTL class
std::istringstreamSTL class
pmt::pmt_pool::item
std::string::iteratorSTL iterator class
std::vector< T >::iteratorSTL iterator class
std::multimap::iteratorSTL iterator class
std::set::iteratorSTL iterator class
std::multiset::iteratorSTL iterator class
std::list::iteratorSTL iterator class
std::deque::iteratorSTL iterator class
std::wstring::iteratorSTL iterator class
std::basic_string::iteratorSTL iterator class
std::map::iteratorSTL iterator class
kiss_fft_cpx
kiss_fft_state
std::length_errorSTL class
std::listSTL class
std::logic_errorSTL class
lsp_codebook
std::mapSTL class
microtune_4702Class for controlling microtune 4702 tuner module
microtune_4702_eval_boardControl microtune 4702 eval board
microtune_4937Class for controlling microtune 4937 tuner module
microtune_4937_eval_boardControl microtune 4937 eval board
microtune_xxxxAbstract class for controlling microtune {4937,4702} tuner modules
microtune_xxxx_eval_boardAbstract class for controlling microtune xxxx eval board
MODEL
moving_averager_c
moving_averager_f
gruel::msg_accepterVirtual base class that accepts messages
gruel::msg_accepter_msgqConcrete class that accepts messages and inserts them into a message queue
gruel::msg_queueThread-safe message queue
std::multimapSTL class
gnuradio::extras::multiply
gnuradio::extras::multiply_const
gnuradio::extras::multiply_const_v
std::multisetSTL class
noaa_hrpt_decoder
noaa_hrpt_deframer
noaa_hrpt_pll_cf
gnuradio::extras::noise_sourceRandom number source
std::ofstreamSTL class
option
std::ostreamSTL class
std::ostringstreamSTL class
std::out_of_rangeSTL class
std::overflow_errorSTL class
pager_flex_deinterleaveFlex deinterleave description
pager_flex_frameFlex_frame
pager_flex_syncFlex sync description
pager_slicer_fbSlicer description
plinfoPipeline info that flows with data
pmt::pmt_any
pmt::pmt_base
pmt::pmt_bool
pmt::pmt_complex
pmt::pmt_exception
pmt::pmt_integer
pmt::pmt_mgr
pmt::pmt_notimplemented
pmt::pmt_null
pmt::pmt_out_of_range
pmt::pmt_pair
pmt::pmt_poolVery simple thread-safe fixed-size allocation pool
pmt::pmt_real
pmt::pmt_symbol
pmt::pmt_tuple
pmt::pmt_uint64
pmt::pmt_uniform_vector
pmt::pmt_vector
pmt::pmt_wrong_type
ppioAbstract class that provides low level access to parallel port bits
ppio_ppdevAccess to parallel port bits using the linux ppdev interface
std::priority_queueSTL class
qtgui_sink_cA graphical sink to display freq, spec, time, and const plots.This is a QT-based graphical sink the takes a complex stream and plots it. The default action is to plot the signal as a PSD (FFT), spectrogram (waterfall), time domain I&Q, and constellation (I vs. Q) plots. The plots may be turned off by setting the appropriate boolean value in the constructor to False
qtgui_sink_fA graphical sink to display freq, spec, and time.This is a QT-based graphical sink the takes a float stream and plots it. The default action is to plot the signal as a PSD (FFT), spectrogram (waterfall), and time domain plots. The plots may be turned off by setting the appropriate boolean value in the constructor to False
qtgui_time_sink_cA graphical sink to display multiple signals in time.This is a QT-based graphical sink the takes set of a complex streams and plots them in the time domain. For each signal, both the signal's I and Q parts are plotted, and they are all plotted with a different color, and the set_title and set_color functions can be used to change the lable and color for a given input number
qtgui_time_sink_fA graphical sink to display multiple signals in time.This is a QT-based graphical sink the takes set of a float streams and plots them in the time domain. Each signal is plotted with a different color, and the set_title and set_color functions can be used to change the lable and color for a given input number
sssr::quad_filterQuad filter (used to compute timing error)
std::queueSTL class
QwtDblClickPlotPicker
QwtPickerDblClickPointMachine
std::range_errorSTL class
std::vector< T >::reverse_iteratorSTL iterator class
std::deque::reverse_iteratorSTL iterator class
std::wstring::reverse_iteratorSTL iterator class
std::multiset::reverse_iteratorSTL iterator class
std::string::reverse_iteratorSTL iterator class
std::map::reverse_iteratorSTL iterator class
std::list::reverse_iteratorSTL iterator class
std::set::reverse_iteratorSTL iterator class
std::basic_string::reverse_iteratorSTL iterator class
std::multimap::reverse_iteratorSTL iterator class
rs
gruel::rt_sched_param
std::runtime_errorSTL class
sdr_1000_baseVery low level interface to SDR 1000 xcvr hardware
sssr::seg_sync_integratorSegment sync integrator
std::setSTL class
boost::shared_ptrShared_ptr documentation stub
shd_smini_sink
shd_smini_source
atsci_sliding_correlator::shift_reg
gnuradio::extras::signal_sourceSignal generator source
gnuradio::extras::socket_to_blob
gnuradio::detail::sptr_magic
std::stackSTL class
uhd::stream_args_t
gnuradio::extras::stream_selector
gnuradio::extras::stream_to_blob
std::stringSTL class
std::stringstreamSTL class
gnuradio::extras::subtract
atsc::syminfo
gruel::sys_pri
tag_sink_demo
tag_source_demo
gruel::thread_body_wrapper
gruel::thread_group
timespec
timezone
trellis_constellation_metrics_cfEvaluate metrics for use by the Viterbi algorithm
trellis_permutationPermutation
trellis_siso_combined_f
trellis_siso_f
gnuradio::extras::tuntap
gnuradio::extras::uhd_amsg_source
uhd_amsg_source
uhd_usrp_sink
uhd_usrp_source
std::underflow_errorSTL class
v_float_u
std::valarraySTL class
std::vector< T >Vector documentation stub
video_sdl_sink_sVideo sink using SDL
video_sdl_sink_ucVideo sink using SDL
viterbi_state
vocoder_alaw_decode_bsThis block performs alaw audio decoding
vocoder_alaw_encode_sbThis block performs g.711 alaw audio encoding
vocoder_codec2_decode_psCODEC2 Vocoder Decoder
vocoder_codec2_encode_spCODEC2 Vocoder Encoder
vocoder_cvsd_decode_bsThis block performs CVSD audio decoding. Its design and implementation is modeled after the CVSD encoder/decoder specifications defined in the Bluetooth standard
vocoder_cvsd_encode_sbThis block performs CVSD audio encoding. Its design and implementation is modeled after the CVSD encoder/decoder specifications defined in the Bluetooth standard
vocoder_g721_decode_bsThis block performs g721 audio decoding
vocoder_g721_encode_sbThis block performs g721 audio encoding
vocoder_g723_24_decode_bsThis block performs g723_24 audio decoding
vocoder_g723_24_encode_sbThis block performs g723_24 audio encoding
vocoder_g723_40_decode_bsThis block performs g723_40 audio decoding
vocoder_g723_40_encode_sbThis block performs g723_40 audio encoding
vocoder_gsm_fr_decode_psGSM 06.10 Full Rate Vocoder Decoder
vocoder_gsm_fr_encode_spGSM 06.10 Full Rate Vocoder Encodershorts in; 33 byte packets out
vocoder_ulaw_decode_bsThis block performs ulaw audio decoding
vocoder_ulaw_encode_sbThis block performs g.711 ulaw audio encoding
volk_arch_pref
VOLK_CPU
volk_func_desc
volk_machine
wavelet_squash_ff
wavelet_squash_ff_impl
wavelet_wavelet_ffCompute wavelet transform using gsl routines
wavelet_wavelet_ff_impl
wavelet_wvps_ffComputes the Wavelet Power Spectrum from a set of wavelet coefficients
wavelet_wvps_ff_impl
std::wfstreamSTL class
std::wifstreamSTL class
std::wiosSTL class
std::wistreamSTL class
std::wistringstreamSTL class
std::wofstreamSTL class
std::wostreamSTL class
std::wostringstreamSTL class
std::wstringSTL class
std::wstringstreamSTL class
xmm_register
xmm_regs