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# we need to sort these low-to-high so they match the order of the
# contour_differences we just generated
dissolved_lines = []
for key in keys:
geometries = [f.geometry() for f in contour_dict[key]]
combined_geo = QgsGeometry.collectGeometry(geometries)
dissolved_lines.append(combined_geo)
# then turn them into Contours for use by the main loop
contour_lines = []
for dissolved_line,poly_geometry in zip(dissolved_lines,contour_differences):
contour_lines.append(Contour(dissolved_line,poly_geometry))
#each Contour carrys a record of its corresponding poly for use by haircut
instance.removeMapLayer(filled_contours) # no longer needed
#========MAIN LOOP: Iterate through Contours to generate hachures=======
current_hachures = None
# As we iterate through, it's possible that it takes a few contour lines
# before the slope is high enough (i.e. > min_slope) to make hachures.
# So each time, the if statement checks to see if we got anything back.
# Otherwise it moves to the next line and again tries to generate
# a set of starting hachures.
for line in contour_lines:
if current_hachures:
subsequent_contour(line)
else:
first_contour(line)
# We sometimes pick up errant duplicates, so let's clean the final list
current_hachures = list(set(current_hachures))
# Add it to the map & also add length attributes so user can filter
hachureLayer = QgsVectorLayer('linestring','Hachures','memory')
hachureLayer.setCrs(crs)
field = QgsField('Length', QVariant.Double)
hachureLayer.dataProvider().addAttributes([field])
hachureLayer.updateFields()
for feature in current_hachures:
feature.setAttributes([feature.geometry().length()])
with edit(hachureLayer):
hachureLayer.dataProvider().addFeatures(current_hachures)
instance.addMapLayer(hachureLayer)
# <FILESEP>
#!/usr/bin/env python2.7
import scipy.misc
import argparse
import os
import sys
import audioop
import numpy
import glob
import scipy
import subprocess
import wave
import cPickle
import threading
import shutil
import ntpath
import random
import matplotlib.pyplot as plt
from pyAudioAnalysis import audioFeatureExtraction as aF
from pyAudioAnalysis import audioTrainTest as aT
from pyAudioAnalysis import audioSegmentation as aS
from pyAudioAnalysis import audioVisualization as aV
from pyAudioAnalysis import audioBasicIO
from pyAudioAnalysis import utilities as uT
import scipy.io.wavfile as wavfile
import matplotlib.patches
import Image
import cv2
import matplotlib.cm
def createSpectrogramFile(x, Fs, fileName, stWin, stStep):
specgramOr, TimeAxis, FreqAxis = aF.stSpectogram(x, Fs, round(Fs * stWin), round(Fs * stStep), False)
print specgramOr.shape
if inputs[2]=='full':
print specgramOr
numpy.save(fileName.replace('.png','')+'_spectrogram', specgramOr)
else:
#specgram = scipy.misc.imresize(specgramOr, float(227.0) / float(specgramOr.shape[0]), interp='bilinear')
specgram = cv2.resize(specgramOr,(227, 227), interpolation = cv2.INTER_LINEAR)
im1 = Image.fromarray(numpy.uint8(matplotlib.cm.jet(specgram)*255))
scipy.misc.imsave(fileName, im1)
def main(argv):
if argv[2]=='full':
dirName = argv[1]