It seems like the Speech library is only available on iOS, so you're out of luck with SFSpeechRecognizer. Let utterance = AVSpeechUtterance(string: 'Say Hello') Here is the complete code: import AVFoundation

To get it to speak, you need a few more lines. You need to call it passing it the utterance object you created: synthesizer.speak(utterance) Utterance: AVSpeechUtterance is just an editor placeholder that tells you what you should put there: synthesizer.speak(utterance: AVSpeechUtterance) Swift playgrounds ios 10 text to speech command code You can enable it by importing PlaygroundSupport and setting asynchronous mode, like this: import PlaygroundSupport startSpeaking needs to execute in a background task, but by default this is not possible in a Playground. OpenCV 2.1 and 2.How to convert text to speech for OSX in Swift playground.Making Sausage: Fixing a Previous Git Commit.Generate Mac App Icons Photoshop Action.

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It extracts pitch contour and fits phonetic onsets of a typed phrase to your spoken phrase. XCode also ships with a hidden gem called Repeat After Me that helps you build this funky syntax from your own spoken phrase. The first line here is spoken with default interpretation, and the second line uses the modifiers. There's also a simpler mode for phonemic modifiers. This stuff is baked in, so if you're on a Mac, try highlighting the following code block, control-click, and go Speech > Start Speaking: ]ġOW (The full specification is available at the link.) TUNE embedded speech commands alter intonation by controlling pitch, word emphasis, pause length, etc. The built-in text-to-speech on Mac OS also has the ability to sing your melodies through phonemic modifiers and TUNE syntax. I spent hours composing weird robot jingles. One app was called TextAssist and it had a special syntax that let you string together phonemes, specifying pitch, duration, even vibrato. It came with a CD-ROM full of goodies like Dr. I put a Sound Blaster 16 in my first computer.

Osx speech to text