Transcript Uncompressed sound files

I Can’t Hear You!
Sound
Get out your notes.
Module 4- Build a Game
Sound formats in Scratch


Scratch can read MP3 files and
uncompressed WAV, AIF, and AU
files.
Just like images, sounds can also be
compressed to make them smaller
in size. MP3 files are an example of
this.
So what’s it all about?...
Uncompressed sound files:
 AIF files




WAV file, or waveform audio file




Gold standard of audio files,
Highest-of-high-quality uncompressed audio that
you can save on a disc.
AIF files sound great, but files are huge.
Known as simply .wav after its extension.
A common type of sound file.
Can also be quite large.
AU file


An audio file typically created on a Sun
Microsystems or Unix-based machine.
Not that common and quite large.
Compressed sounds - MP3…



MP3 files contain music and other
audio.
They are popular because they
compress music down to a very
small size while maintaining quality.
Files are small, making MP3s ideal
for iPods and for the internet.
And now over to you…

Go to the website
http://www.pacdv.com/sounds.



All sounds are in mp3 or wav formats suitable
for use in Scratch.
To download the sound, right click on it and
select ‘save link as’ then navigate to your intro
to programming folder and save it there.
Choose a sound effect you would like to add to
your project in Scratch.
Saving Sounds from the Internet
Importing Sounds into Your Game
Playing the Sounds in Your Game
Recording Your Own Sounds: If
you have a microphone
Renaming the Sound
Seeing and Hearing Hello
Adding Sounds to Your Game


Incorporate at least three school
appropriate sounds into your game
Turn it in as
YourNameMod4Lesson3