Begins synthesizing text into a sound (AIFF) file.
- macOS 10.3+
Text to speak. When
nilor empty, no synthesis is started.
Filesystem location of the output sound file.
true when synthesis starts successfully,
When synthesis of
text finishes normally or is stopped, the message
speech is sent to the delegate.
One example of how you might use this method is in an email program that automatically converts new messages into sound files that can be stored on an iPod for later listening.