mirror of https://github.com/ndarilek/tts-rs.git
46 lines
1.2 KiB
Rust
46 lines
1.2 KiB
Rust
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#[cfg(target_os = "linux")]
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use std::u8;
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use log::{info, trace};
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use speech_dispatcher::*;
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use crate::Backend;
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pub struct SpeechDispatcher(Connection);
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impl SpeechDispatcher {
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pub fn new() -> impl Backend {
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info!("Initializing SpeechDispatcher backend");
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let connection = speech_dispatcher::Connection::open("tts", "tts", "tts", Mode::Single);
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SpeechDispatcher(connection)
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}
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}
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impl Backend for SpeechDispatcher {
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fn speak(&self, text: &str, interrupt: bool) {
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trace!("speak({}, {})", text, interrupt);
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if interrupt {
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self.0.cancel();
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}
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self.0.say(Priority::Important, text);
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}
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fn get_rate(&self) -> u8 {
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let rate = self.0.get_voice_rate() as f32;
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trace!("get_voice_rate() = {}", rate);
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let ratio: f32 = (rate + 100.) / 200.;
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trace!("ratio = {}", ratio);
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let rate = ratio * u8::MAX as f32;
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trace!("rate = {}", rate);
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rate as u8
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}
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fn set_rate(&self, rate: u8) {
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trace!("set_rate({})", rate);
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let ratio: f32 = rate as f32/u8::MAX as f32;
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let rate = ratio * 200. - 100.;
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self.0.set_voice_rate(rate as i32);
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}
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}
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