Source code for seismic.synthetics.synth

#!/usr/bin/env python
Entry point for making synthetic seismograms.

import os

from seismic.synthetics.backends import backend_tws, backend_syngine
from seismic.stream_io import write_h5_event_stream

[docs]def synthesize_dataset(method, output_file, net, sta, src_latlon, fs, time_window, **kwargs): """ User function for creating a synthetic seismogram dataset of obspy streams in HDF5 format. Datasets generated can be loaded into class NetworkEventDataset. :param method: 'propmatrix' or 'syngine' :type method: str :param output_file: Destination file in which to write resultant streams in HDF5 format. :type output_file: str :param net: Network code of receiver :type net: str :param sta: Station code of receiver :type sta: str :param src_latlon: Iterable of source (lat, lon) locations :type src_latlon: iterable of pairs :param fs: Sampling rate :type fs: float :param time_window: Time window about onset. First value should be < 0, second should be > 0 :type time_window: tuple(float, float) :return: Whether the dataset was successfully created. :rtype: bool """ if method == 'propmatrix': backend = backend_tws.synthesizer() elif method == 'syngine': backend = backend_syngine.synthesizer() else: assert False, 'Method {} not supported'.format(method) # end if synthesizer = backend(**kwargs) synth_streams = synthesizer.synthesize(src_latlon, fs, time_window) for tr in synth_streams: = net tr.stats.station = sta # end for # Use mode='w' to write brand new file. write_h5_event_stream(output_file, synth_streams, mode='w', ignore=('mseed',)) return os.path.isfile(output_file)
# end func