29 917
modifications
Modifications
Sauter à la navigation
Sauter à la recherche
Ligne 1 :
Ligne 1 : − + Ligne 13 :
Ligne 13 : − + Ligne 33 :
Ligne 33 : − + − + Ligne 47 :
Ligne 47 : − + Ligne 61 :
Ligne 61 : − + Ligne 81 :
Ligne 81 : − + Ligne 87 :
Ligne 87 : − + Ligne 95 :
Ligne 95 : − + Ligne 103 :
Ligne 103 : − +
AdaFruit Wave Shield Conversion Fichier (voir la source)
Version du 11 mars 2012 à 09:15
, 11 mars 2012 à 09:15aucun résumé de modification
{{WaveShield-Nav}}
{{WaveShield-Nav}}
== Intro ==
== Introduction ==
The wave shield is designed to play a very specific type of audio. If your music sample is in MP3 format, or 44KHz wav, you'll want to convert it to the right format. This way you will get the best sounding audio
The wave shield is designed to play a very specific type of audio. If your music sample is in MP3 format, or 44KHz wav, you'll want to convert it to the right format. This way you will get the best sounding audio
OK lets say the file is an MP3 or 44KHz or stereo wave file. We will need to convert it down.
OK lets say the file is an MP3 or 44KHz or stereo wave file. We will need to convert it down.
== Option 1. Use iTunes ==
== Utiliser iTunes ==
You can do the conversion easily with iTunes (available for Mac/Windows) if you have your music in iTunes already this will be super fast to convert multiple files!
You can do the conversion easily with iTunes (available for Mac/Windows) if you have your music in iTunes already this will be super fast to convert multiple files!
[[Fichier:ADF-WaveShield-Convert-05.jpg]]
[[Fichier:ADF-WaveShield-Convert-05.jpg]]
== Option 2. Use SoX ==
== Utiliser SoX ==
[http://www.ladyada.net/forums/viewtopic.php?p=29636 Check out this tutorial] on using a command-line tool to quickly convert files
[http://www.ladyada.net/forums/viewtopic.php?p=29636 Check out this tutorial] on using a command-line tool to quickly convert files
== Option 3. Use Audacity ==
== Utiliser Audacity ==
If you dont have or don't want to use iTunes you can convert files (one at a time) with Audacity
If you dont have or don't want to use iTunes you can convert files (one at a time) with Audacity
Grab it from the download page and install it on your computer
Grab it from the download page and install it on your computer
== Step 3. Start up Audacity and open the file ==
=== Step 3. Start up Audacity and open the file ===
Start up Audacity
Start up Audacity
[[Fichier:ADF-WaveShield-Convert-09.jpg]]
[[Fichier:ADF-WaveShield-Convert-09.jpg]]
== Step 4. Split and Mix a stereo track ==
=== Step 4. Split and Mix a stereo track ===
Next, if you have a stero track, you'll probably want to turn it into a mixed mono track. That way it will sound most like the original. Click on the title and select '''Split Stereo Track'''
Next, if you have a stero track, you'll probably want to turn it into a mixed mono track. That way it will sound most like the original. Click on the title and select '''Split Stereo Track'''
A few seconds later, you have converted your stereo track to mono!
A few seconds later, you have converted your stereo track to mono!
== Step 5. Convert to 16 bit audio ==
=== Step 5. Convert to 16 bit audio ===
If your audio rate is higher than 16-bit, you will want to downconvert it. Click on the track title and select '''Set Sample Format -> 16-bit'''
If your audio rate is higher than 16-bit, you will want to downconvert it. Click on the track title and select '''Set Sample Format -> 16-bit'''
[[Fichier:ADF-WaveShield-Convert-15.jpg]]
[[Fichier:ADF-WaveShield-Convert-15.jpg]]
== Step 6. Convert to 22-KHz or less ==
=== Step 6. Convert to 22-KHz or less ===
Finally, make sure the audio file will be saved as 22KHz. If the the track label says 44KHz you will want to convert it.
Finally, make sure the audio file will be saved as 22KHz. If the the track label says 44KHz you will want to convert it.
[[Fichier:ADF-WaveShield-Convert-17.jpg]]
[[Fichier:ADF-WaveShield-Convert-17.jpg]]
== Step 7. Prepare to export ==
=== Step 7. Prepare to export ===
Check the '''Preferences''' menu item and select the '''File Formats''' tab. Make sure the Uncompressed Export Format is WAV (Microsoft 16 bit PCM)
Check the '''Preferences''' menu item and select the '''File Formats''' tab. Make sure the Uncompressed Export Format is WAV (Microsoft 16 bit PCM)
You only have to do this once!
You only have to do this once!
== Step 8. Export! ==
=== Step 8. Export! ===
Finally, you're ready to export the file. Select Export as WAV... from the pulldown
Finally, you're ready to export the file. Select Export as WAV... from the pulldown