Simple test of RtlSdrTcpClient on Android

main.py

import os
os.environ['RTLSDR_CLIENT_MODE'] = 'true'

from rtlsdr import RtlSdrTcpClient

from kivy.app import App
from kivy.lang import Builder
from kivy.properties import StringProperty, BooleanProperty, ObjectProperty

kv = '''
BoxLayout:
    TextInput:
        text: app.log_text
        size_hint_y: .9
    BoxLayout:
        orientation: 'horizontal'
        size_hint_y: .1
        Button:
            text: 'Start'
            on_release: app.build_client()
        Button:
            text: 'Exit'
            on_release: app.stop()
'''

class MyApp(App):
    sdr_client = ObjectProperty(None)
    log_text = StringProperty('')
    def build(self):
        return Builder.load_string(kv)
    def add_log_text(self, s):
        self.log_text = '\n'.join([self.log_text, s])
    def build_client(self, *args):
        if self.sdr_client is not None:
            return
        self.add_log_text('connecting to 192.168.1.119')
        c = self.sdr_client = RtlSdrTcpClient(hostname='192.168.1.119')
        c.center_freq = 2e6
        self.add_log_text('center_freq={}'.format(c.center_freq))
        samples = c.read_samples()
        self.add_log_text('read {} samples'.format(len(samples)))

MyApp().run()

recipe__init__.py

from pythonforandroid.recipe import PythonRecipe

class PyRtlSdrRecipe(PythonRecipe):
    version = '0.2.3'
    url = 'https://github.com/nocarryr/pyrtlsdr/archive/tcpclient.zip'
    depends = ['python2', 'numpy', 'setuptools']
    site_packages_name = 'rtlsdr'
    call_hostpython_via_targetpython = False

recipe = PyRtlSdrRecipe()