import speech_recognition as sr import os import pyaudio, wave import urllib import urllib2 from bs4 import BeautifulSoup import re import pafy import vlc

import RPi.GPIO as GPIO from time import sleep

GPIO.setmode(GPIO.BCM) togglePin = 23 resetPin = 5

sets up the button

GPIO.setup(togglePin, GPIO.IN, pull_up_down = GPIO.PUD_UP) GPIO.setup(resetPin,GPIO.IN, pull_up_down = GPIO.PUD_UP)

0: waiting for wake word/reset button to be clicked

1: start recording and analyze and download

2: playing song

3: song is played

4: song is paused

global audioplaying, songName BUFFER_SIZE = 512 REC_SECONDS = 5 RATE = 44100 WAV_FILENAME = "request.wav" FORMAT = pyaudio.paInt16 i = vlc.Instance() p = i.media_player_new()

def main(): record() title = analyze() songName = title.strip() return songName

def record(): pa = pyaudio.PyAudio() stream = pa.open( format=FORMAT, input=True, channels=1, rate=RATE, input_device_index=2, frames_per_buffer=BUFFER_SIZE ) # run recording print('Recording...') data_frames = [] for f in range(0, RATE // BUFFER_SIZE * REC_SECONDS): data = stream.read(BUFFER_SIZE) data_frames.append(data) print('Finished recording...') stream.stop_stream() stream.close() pa.terminate()

wf = wave.open(WAV_FILENAME, 'wb')
wf.setnchannels(1)
wf.setsampwidth(pa.get_sample_size(FORMAT))
wf.setframerate(RATE)
wf.writeframes(b''.join(data_frames))
wf.close()

def analyze(): r = sr.Recognizer() with sr.AudioFile(WAV_FILENAME) as source: audio = r.record(source) # recognize speech using Sphinx try: request = r.recognize_google(audio) print("We think you said " + request) audioFile = getSong(request) + ".ogg" return audioFile except sr.UnknownValueError: print("We could not understand audio") except sr.RequestError as e: print("We run into error; {0}".format(e))

def getSong(title):

textToSearch = title
query = urllib.quote(textToSearch)
youtube_id = ""
url = "https://www.youtube.com/results?search_query=" + query
response = urllib2.urlopen(url)
html = response.read()
soup = BeautifulSoup(html)
vid = soup.find(attrs={'class': 'yt-uix-tile-link'})
youtube_id = vid['href']
print len(youtube_id)
if len(youtube_id) < 50:
    url = 'https://www.youtube.com' + youtube_id

    video = pafy.new(url)
    print(video.title)

    audiostreams = video.audiostreams
    for a in audiostreams:
        if (a.extension == 'ogg'):
            a.download()
            return video.title
else:
    return 'nope'

try: songName = "" state = 0 while True: toggle_button_state = GPIO.input(togglePin) reset_button_state = GPIO.input(resetPin) if state == 0: if not reset_button_state: state = 1 print 'Yo! Are you ready to get lit' songName = main() if songName == 'nope': print 'sorry we ran to error, try again!' state = 0 else: state = 2 sleep(1) elif state == 2: print 'We got your song fam, it is ' if toggle_button_state: print songName + ". gonna play it now!" m = i.media_new(songName) p.set_media(m) p.audio_set_volume(100) p.play() state = 3 elif state == 3: if toggle_button_state and reset_button_state: continue elif not toggle_button_state: print "We got you, pausing song" p.pause() state = 4 sleep(1) elif not reset_button_state: print "Another song? Ok!" p.stop() state = 1 songName = main() state = 2 sleep(1) elif state == 4: if not toggle_button_state: print "Ready to get lit again? Awesome!" p.play() state = 3 sleep(1) if not reset_button_state: print "Tired of this song? no problem!" p.stop() state = 1 songName = main() state = 2 sleep(1)

finally: #resets the GPIO pins to a safe state GPIO.cleanup()