User:Erikos/11.3.0/Audio/test os9

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These are the test cases for os29.

alsa

  • cat /proc/asound/cards
  • arecord -l
  • arecord -d 10 /tmp/test-mic.wav
    • aplay /tmp/test-mic.wav [FAILED, noisy output]
  • arecord -d 10 -f cd /tmp/test-mic.wav
    • aplay /tmp/test-mic.wav [OK]

ogg

  • yum install vorbis-tools
  • ogg123 sound.ogg [OK]

csound

You can get the example from here, just save it as .csd.

  • csound -+rtaudio=alsa -odac:hw:0 sound.csd [OK]

Memorize

Memorize uses gstreamer to playback sound (see audio.py)

  • open Memorize
  • load demo game: 'Sounds'
  • flip tiles [OK]

Browse

Totem

  • open an ogg file from the Journal (resume with) [OK]

http://projects.gnome.org/totem/

Gnash

http://www.gnu.org/s/gnash/

Gstreamer

http://gstreamer.freedesktop.org/

  • run gst-inspect on the output plug-in you want to use to make sure you have it installed, e.g. "gst-inspect alsasink"
  • try to play a sine tone by running in the terminal: "gst-launch audiotestsrc ! audioconvert ! audioresample ! alsasink" [OK]

Record

Record uses gstreamer to record/playback sound

  • record audio [OK, the recorded sound is low quality though]
  • playback audio [OK]
  • record video [OK]
  • playback video [OK]

See as well http://dev.laptop.org/ticket/11657 for a related issue.

Jukebox

Jukebox uses gstreamer to playback sound

  • open an ogg file from the Journal (resume with) [OK]

Etoys

  • launch Etoys
  • click the red car icon on the top-right
  • click the yellow exclamation mark button next to "Car make sound: croak" [OK]
  • record a sound in etoys (widget in the sandbox): [FAILED when playing back there is no output]

Scratch

  • launch Scratch
  • on the left select 'Sound' as category
  • click on 'play sound [meow]' [OK]

TamTam

  • open TamTamMini and click on the tiles []

Speak

  • open the activity, a prase will be spoken. You can write text to be spoken by the robot. [OK]

Pippy

  • There are examples in the in the Sound section to test. [OK]

Distance

  • Distance use aplay/arecord to meassure distance between XOs. []

Change Volume

  • The user can change the volume with a device in the Sugar frame or using the special keys in the XO. []
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