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tts-rs
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Merge f8fa89ed05 into b4f48fa439

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Lee Baker 2022-10-16 22:04:47 +02:00 committed by GitHub
parent b4f48fa439 f8fa89ed05
commit c2d194e153
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1 changed files with 36 additions and 21 deletions
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57
src/backends/av_foundation.rs
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@ -13,6 +13,28 @@ use unic_langid::LanguageIdentifier;
use crate::{Backend, BackendId, Error, Features, Gender, UtteranceId, Voice, CALLBACKS};
impl Voice {
pub fn from_av_speech_synthesis_voice(voice: id) -> Voice {
let id: CFString = unsafe { msg_send![voice, identifier] };
let name: CFString = unsafe { msg_send![voice, name] };
let gender: i64 = unsafe { msg_send![voice, gender] };
let gender = match gender {
1 => Some(Gender::Male),
2 => Some(Gender::Female),
_ => None,
};
let language: CFString = unsafe { msg_send![voice, language] };
let language = language.to_string();
let language = LanguageIdentifier::from_str(&language).unwrap();
Voice {
id: id.to_string(),
name: name.to_string(),
gender,
language,
}
}
}
#[derive(Clone, Debug)]
pub(crate) struct AvFoundation {
id: BackendId,
@ -152,6 +174,13 @@ impl AvFoundation {
*backend_id += 1;
Ok(rv)
}
fn default_voice(&self) -> Result<Voice, Error> {
unsafe {
let v: id = msg_send![class!(AVSpeechSynthesisVoice), voiceWithLanguage: nil];
Ok(Voice::from_av_speech_synthesis_voice(v))
}
}
}
impl Backend for AvFoundation {
@ -167,7 +196,7 @@ impl Backend for AvFoundation {
volume: true,
is_speaking: true,
voice: true,
get_voice: false,
get_voice: true,
utterance_callbacks: true,
}
}
@ -286,32 +315,18 @@ impl Backend for AvFoundation {
}
fn voice(&self) -> Result<Option<Voice>, Error> {
unimplemented!()
if let Some(voice) = self.voice.clone() {
Ok(Some(voice))
} else {
Ok(Some(self.default_voice()?))
}
}
fn voices(&self) -> Result<Vec<Voice>, Error> {
let voices: CFArray = unsafe { msg_send![class!(AVSpeechSynthesisVoice), speechVoices] };
let rv = voices
.iter()
.map(|v| {
let id: CFString = unsafe { msg_send![*v as *const Object, identifier] };
let name: CFString = unsafe { msg_send![*v as *const Object, name] };
let gender: i64 = unsafe { msg_send![*v as *const Object, gender] };
let gender = match gender {
1 => Some(Gender::Male),
2 => Some(Gender::Female),
_ => None,
};
let language: CFString = unsafe { msg_send![*v as *const Object, language] };
let language = language.to_string();
let language = LanguageIdentifier::from_str(&language).unwrap();
Voice {
id: id.to_string(),
name: name.to_string(),
gender,
language,
}
})
.map(|v| Voice::from_av_speech_synthesis_voice(*v as *mut objc::runtime::Object))
.collect();
Ok(rv)
}