구차니의 잡동사니 모음

dtoverlay=gpio-ir 

$ sudo apt-get install nodejs npm

$ node --version

v0.10.29

$ npm install -g express-generator

npm ERR! Error: EACCES, mkdir '/usr/local/lib/node_modules'

npm ERR!  { [Error: EACCES, mkdir '/usr/local/lib/node_modules']

npm ERR!   errno: 3,

npm ERR!   code: 'EACCES',

npm ERR!   path: '/usr/local/lib/node_modules',

npm ERR!   fstream_type: 'Directory',

npm ERR!   fstream_path: '/usr/local/lib/node_modules/express-generator',

npm ERR!   fstream_class: 'DirWriter',

npm ERR!   fstream_stack:

npm ERR!    [ '/usr/lib/nodejs/fstream/lib/writer.js:171:23',

npm ERR!      '/usr/lib/nodejs/mkdirp/index.js:46:53',

npm ERR!      'Object.oncomplete (fs.js:107:15)' ] }

npm ERR!

npm ERR! Please try running this command again as root/Administrator.

npm ERR! System Linux 4.9.35-v7+

npm ERR! command "/usr/bin/nodejs" "/usr/bin/npm" "install" "-g" "express-generator"

npm ERR! cwd /home/pi

npm ERR! node -v v0.10.29

npm ERR! npm -v 1.4.21

npm ERR! path /usr/local/lib/node_modules

npm ERR! fstream_path /usr/local/lib/node_modules/express-generator

npm ERR! fstream_type Directory

npm ERR! fstream_class DirWriter

npm ERR! code EACCES

npm ERR! errno 3

npm ERR! stack Error: EACCES, mkdir '/usr/local/lib/node_modules'

npm ERR! fstream_stack /usr/lib/nodejs/fstream/lib/writer.js:171:23

npm ERR! fstream_stack /usr/lib/nodejs/mkdirp/index.js:46:53

npm ERR! fstream_stack Object.oncomplete (fs.js:107:15)

npm ERR!

npm ERR! Additional logging details can be found in:

npm ERR!     /home/pi/npm-debug.log

npm ERR! not ok code 0 

$ sudo npm install -g express-generator

/usr/local/bin/express -> /usr/local/lib/node_modules/express-generator/bin/express-cli.js

express-generator@4.16.0 /usr/local/lib/node_modules/express-generator

├── sorted-object@2.0.1

├── commander@2.13.0

├── ejs@2.5.7

├── mkdirp@0.5.1 (minimist@0.0.8)

└── minimatch@3.0.4 (brace-expansion@1.1.11) 

$ npm i node-rtsp-stream-es6

node-rtsp-stream-es6@1.0.6 node_modules/node-rtsp-stream-es6

├── jsmpeg@1.0.0

└── ws@1.1.5 (options@0.0.6, ultron@1.0.2)

$ npm install ws node-rtsp-stream-es6

ws@6.0.0 node_modules/ws

└── async-limiter@1.0.0

node-rtsp-stream-es6@1.0.6 node_modules/node-rtsp-stream-es6

├── jsmpeg@1.0.0

└── ws@1.1.5 (options@0.0.6, ultron@1.0.2)

$ npm install jsmpeg

jsmpeg@1.0.0 node_modules/jsmpeg

arecord --device=hw:1,0 --format S16_LE --rate 44100 -c1 test.wav -V mono

aplay --device=plughw:1,0 test.wav 

speaker-test -c2 -D plughw:1,0 

[433655.786504] usb 1-1.4: new full-speed USB device number 4 using dwc_otg

[433655.924800] usb 1-1.4: New USB device found, idVendor=0d8c, idProduct=013c

[433655.924820] usb 1-1.4: New USB device strings: Mfr=1, Product=2, SerialNumber=0

[433655.924831] usb 1-1.4: Product: USB PnP Sound Device

[433655.936390] input: USB PnP Sound Device as /devices/platform/soc/3f980000.usb/usb1/1-1/1-1.4/1-1.4:1.3/0003:0D8C:013C.0001/input/input1

[433656.007216] hid-generic 0003:0D8C:013C.0001: input,hidraw0: USB HID v1.00 Device [USB PnP Sound Device] on usb-3f980000.usb-1.4/input3

[433656.114545] usbcore: registered new interface driver snd-usb-audio 

$ arecord -l

**** List of CAPTURE Hardware Devices ****

card 1: Device [USB PnP Sound Device], device 0: USB Audio [USB Audio]

  Subdevices: 1/1

  Subdevice #0: subdevice #0 

$ aplay -l

**** List of PLAYBACK Hardware Devices ****

card 0: ALSA [bcm2835 ALSA], device 0: bcm2835 ALSA [bcm2835 ALSA]

  Subdevices: 8/8

  Subdevice #0: subdevice #0

  Subdevice #1: subdevice #1

  Subdevice #2: subdevice #2

  Subdevice #3: subdevice #3

  Subdevice #4: subdevice #4

  Subdevice #5: subdevice #5

  Subdevice #6: subdevice #6

  Subdevice #7: subdevice #7

card 0: ALSA [bcm2835 ALSA], device 1: bcm2835 ALSA [bcm2835 IEC958/HDMI]

  Subdevices: 1/1

  Subdevice #0: subdevice #0

card 1: Device [USB PnP Sound Device], device 0: USB Audio [USB Audio]

  Subdevices: 1/1

  Subdevice #0: subdevice #0