active-call 0.3.63

A SIP/WebRTC voice agent
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140

pub mod config;
pub mod downloader;

#[cfg(feature = "offline")]
pub mod sensevoice;

#[cfg(feature = "offline")]
pub mod supertonic;

pub use config::OfflineConfig;
pub use downloader::{ModelDownloader, ModelType};

#[cfg(feature = "offline")]
pub use sensevoice::SensevoiceEncoder;

#[cfg(feature = "offline")]
pub use supertonic::SupertonicTts;

use anyhow::{Result, anyhow};
use once_cell::sync::OnceCell;
use std::sync::Arc;
use tokio::sync::RwLock;
use tracing::{debug, info};

#[cfg(feature = "offline")]
pub struct OfflineModels {
    config: OfflineConfig,
    sensevoice: Arc<RwLock<Option<SensevoiceEncoder>>>,
    supertonic: Arc<RwLock<Option<SupertonicTts>>>,
}

#[cfg(feature = "offline")]
impl OfflineModels {
    pub fn new(config: OfflineConfig) -> Self {
        Self {
            config,
            sensevoice: Arc::new(RwLock::new(None)),
            supertonic: Arc::new(RwLock::new(None)),
        }
    }

    pub async fn init_sensevoice(&self) -> Result<()> {
        let mut guard = self.sensevoice.write().await;
        if guard.is_none() {
            if !self.config.sensevoice_available() {
                anyhow::bail!(
                    "SenseVoice model files not found. Please run with --download-models sensevoice"
                );
            }

            info!("Initializing SenseVoice encoder...");
            let encoder = SensevoiceEncoder::new(
                &self.config.sensevoice_model_path(),
                &self.config.sensevoice_tokens_path(),
                self.config.threads,
            )?;
            *guard = Some(encoder);
            info!("✓ SenseVoice encoder initialized");
        }
        Ok(())
    }

    pub async fn get_sensevoice(&self) -> Result<Arc<RwLock<Option<SensevoiceEncoder>>>> {
        self.init_sensevoice().await?;
        Ok(self.sensevoice.clone())
    }

    pub async fn init_supertonic(&self) -> Result<()> {
        let mut guard = self.supertonic.write().await;
        if guard.is_none() {
            if !self.config.supertonic_available() {
                anyhow::bail!(
                    "Supertonic model files not found. Please run with --download-models supertonic"
                );
            }

            info!("Initializing Supertonic TTS...");
            let tts = SupertonicTts::new(
                &self.config.supertonic_onnx_dir(),
                &self.config.supertonic_config_path(),
                &self.config.supertonic_voice_styles_dir(),
                self.config.threads,
                false, // use_gpu
            )?;
            *guard = Some(tts);
            info!("✓ Supertonic TTS initialized");
        }
        Ok(())
    }

    pub async fn get_supertonic(&self) -> Result<Arc<RwLock<Option<SupertonicTts>>>> {
        self.init_supertonic().await?;
        Ok(self.supertonic.clone())
    }

    pub fn config(&self) -> &OfflineConfig {
        &self.config
    }
}

#[cfg(feature = "offline")]
static OFFLINE_MODELS: OnceCell<OfflineModels> = OnceCell::new();

#[cfg(feature = "offline")]
pub fn init_offline_models(config: OfflineConfig) -> Result<()> {
    debug!(
        "Initializing offline models with dir: {}",
        config.models_dir.display()
    );
    OFFLINE_MODELS
        .set(OfflineModels::new(config))
        .map_err(|_| anyhow!("offline models already initialized"))
}

#[cfg(feature = "offline")]
pub fn get_offline_models() -> Option<&'static OfflineModels> {
    OFFLINE_MODELS.get()
}

#[cfg(test)]
mod tests {
    use super::*;

    #[test]
    fn test_config_paths() {
        let config = OfflineConfig::default();
        assert!(
            config
                .sensevoice_dir()
                .to_string_lossy()
                .contains("sensevoice")
        );
        assert!(
            config
                .supertonic_dir()
                .to_string_lossy()
                .contains("supertonic")
        );
    }
}