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tproffentproffen
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Added more test examples
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‎AudioTests.ipynb

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{
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"cells": [
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{
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"cell_type": "markdown",
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"id": "8aec73c2",
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"metadata": {},
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"source": [
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"#### Audio tests\n",
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"\n",
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"Here is some code to play audio and record your voice to make sure speaker and microphone are working. **Make sure you reduced the volume by running `alsamixer` or `amixer set Master 40%` in a terminal on the Voice Kit.**"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"id": "2d7c97f5",
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"metadata": {},
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"outputs": [],
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"source": [
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"import tempfile\n",
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"import time\n",
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"from aiy.voice.audio import AudioFormat, play_wav, record_file\n",
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"\n",
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"TEST_SOUND_PATH = '/usr/share/sounds/alsa/Front_Center.wav'\n",
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"RECORD_DURATION_SECONDS = 3"
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]
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},
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{
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"cell_type": "markdown",
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"id": "6b0e34b4",
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"metadata": {},
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"source": [
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"##### Playing a sound\n",
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"\n",
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"Run the next cell and you should hear the words 'Front center' spoken."
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"id": "e39e04e0",
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"metadata": {},
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"outputs": [],
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"source": [
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"play_wav(TEST_SOUND_PATH)\n",
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"print('Hope you heard the sound :)')"
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]
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},
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{
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"cell_type": "markdown",
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"id": "6be78c98",
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"metadata": {},
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"source": [
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"##### Recording\n",
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"\n",
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"Now we record sound for three seconds and play it back. Run the next cell and then press enter when ready to speak or sing :)"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"id": "2a9c7525",
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"metadata": {},
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"outputs": [],
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"source": [
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"with tempfile.NamedTemporaryFile() as f:\n",
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" input('Press enter when you are ready and say \"Testing, 1 2 3\"...')\n",
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" print('Recording for %d seconds...' % RECORD_DURATION_SECONDS)\n",
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"\n",
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" record_file(AudioFormat.CD, filename=f.name, filetype='wav',\n",
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" wait=lambda: time.sleep(RECORD_DURATION_SECONDS))\n",
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" print('Playing back recorded audio...')\n",
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" play_wav(f.name)"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"id": "39e755e3",
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"metadata": {},
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"outputs": [],
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"source": []
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}
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],
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"metadata": {
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"kernelspec": {
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"display_name": "Python 3 (ipykernel)",
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"language": "python",
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"name": "python3"
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},
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"language_info": {
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"codemirror_mode": {
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"name": "ipython",
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"version": 3
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},
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"file_extension": ".py",
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"mimetype": "text/x-python",
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"name": "python",
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"nbconvert_exporter": "python",
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"pygments_lexer": "ipython3",
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"version": "3.7.3"
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}
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},
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"nbformat": 4,
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"nbformat_minor": 5
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}

‎ButtonTests.ipynb

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{
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"cells": [
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{
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"cell_type": "markdown",
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"id": "85294ea7",
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"metadata": {},
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"source": [
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"### Button Tests\n",
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"\n",
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"Here is some code to test and play with the button on top of your Voice Kit.\n",
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"\n",
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"##### Lights"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"id": "6e2301d6",
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"metadata": {},
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"outputs": [],
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"source": [
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"from aiy.leds import Leds, Color\n",
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"import time"
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]
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},
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{
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"cell_type": "markdown",
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"id": "88487129",
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"metadata": {},
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"source": [
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"First we turn the button red, wait for one second and then turn it off again."
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"id": "494c7bee",
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"metadata": {},
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"outputs": [],
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"source": [
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"with Leds() as buttonLight:\n",
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" buttonLight.update(buttonLight.rgb_on(Color.RED))\n",
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" time.sleep(1.0)\n",
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" buttonLight.update(buttonLight.rgb_off())"
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]
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},
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{
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"cell_type": "markdown",
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"id": "e66dbf08",
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"metadata": {},
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"source": [
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"This time we make a list of colors and then crcle through it lighting up the button in all specified colors."
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"id": "74f24845",
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"metadata": {},
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"outputs": [],
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"source": [
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"colors = [Color.RED, Color.GREEN, Color.BLUE, Color.WHITE]\n",
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"\n",
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"with Leds() as buttonLight:\n",
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" print('Enjoy the light show')\n",
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" \n",
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" for c in colors:\n",
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" buttonLight.update(buttonLight.rgb_on(c))\n",
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" time.sleep(0.5)\n",
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"\n",
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" buttonLight.update(buttonLight.rgb_off())"
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]
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},
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{
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"cell_type": "markdown",
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"id": "1bf6cc7f",
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"metadata": {},
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"source": [
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"##### Pressing the button\n",
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"\n",
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"We can detect of the button is pressed or released and then execute a callback function. Here we define two of those callback functions `lightOn()` and `lightOff()`. Then we enter an infinite loop and if the button is pressed or released we run the callback function. Run the next two cells and try."
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"id": "425474a8",
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"metadata": {},
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"outputs": [],
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"source": [
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"from aiy.pins import BUTTON_GPIO_PIN\n",
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"from gpiozero import Button"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"id": "11153ec6",
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"metadata": {},
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"outputs": [],
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"source": [
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"def lightOn():\n",
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" buttonLight.update(buttonLight.rgb_on(Color.RED))\n",
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" \n",
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"def lightOff():\n",
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" buttonLight.update(buttonLight.rgb_off())\n",
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" \n",
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"with Leds() as buttonLight, Button(BUTTON_GPIO_PIN) as button:\n",
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" try:\n",
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" print('Press the button. I know you are dying to :)')\n",
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" while True:\n",
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" button.when_pressed=lightOn\n",
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" button.when_released=lightOff\n",
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" except KeyboardInterrupt:\n",
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" print('Bye')"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"id": "e646d1a9",
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"metadata": {},
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"outputs": [],
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"source": []
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}
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],
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"metadata": {
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"kernelspec": {
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"display_name": "Python 3 (ipykernel)",
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"language": "python",
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"name": "python3"
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},
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"language_info": {
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"codemirror_mode": {
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"name": "ipython",
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"version": 3
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},
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"file_extension": ".py",
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"mimetype": "text/x-python",
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"name": "python",
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"nbconvert_exporter": "python",
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"pygments_lexer": "ipython3",
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"version": "3.7.3"
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}
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},
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"nbformat": 4,
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"nbformat_minor": 5
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}

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