init

src-tauri/.gitignore

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+# Generated by Cargo
+# will have compiled files and executables
+/target/
+
+# Generated by Tauri
+# will have schema files for capabilities auto-completion
+/gen/schemas

src-tauri/Cargo.toml

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+[package]
+name = "ox-speak"
+version = "0.1.0"
+description = "A Tauri App"
+authors = ["you"]
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[lib]
+# The `_lib` suffix may seem redundant but it is necessary
+# to make the lib name unique and wouldn't conflict with the bin name.
+# This seems to be only an issue on Windows, see https://github.com/rust-lang/cargo/issues/8519
+name = "ox_speak_lib"
+crate-type = ["staticlib", "cdylib", "rlib"]
+
+[build-dependencies]
+tauri-build = { version = "2", features = [] }
+
+[dependencies]
+tauri = { version = "2", features = [] }
+tauri-plugin-opener = "2"
+serde = { version = "1", features = ["derive"] }
+serde_json = "1"
+opusic-sys = "0.5"

src-tauri/build.rs

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+fn main() {
+    tauri_build::build()
+}

src-tauri/capabilities/default.json

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+{
+  "$schema": "../gen/schemas/desktop-schema.json",
+  "identifier": "default",
+  "description": "Capability for the main window",
+  "windows": ["main"],
+  "permissions": [
+    "core:default",
+    "opener:default"
+  ]
+}

src-tauri/src/lib.rs

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+// Learn more about Tauri commands at https://tauri.app/develop/calling-rust/
+#[tauri::command]
+fn greet(name: &str) -> String {
+    format!("Hello, {}! You've been greeted from Rust!", name)
+}
+
+#[cfg_attr(mobile, tauri::mobile_entry_point)]
+pub fn run() {
+    tauri::Builder::default()
+        .plugin(tauri_plugin_opener::init())
+        .invoke_handler(tauri::generate_handler![greet])
+        .run(tauri::generate_context!())
+        .expect("error while running tauri application");
+}
+
+mod utils;

src-tauri/src/main.rs

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+// Prevents additional console window on Windows in release, DO NOT REMOVE!!
+#![cfg_attr(not(debug_assertions), windows_subsystem = "windows")]
+
+fn main() {
+    #[cfg(target_os = "linux")]
+    {
+        // On désactive l'Explicit Sync qui pose problème avec NVIDIA/Wayland
+        std::env::set_var("__NV_DISABLE_EXPLICIT_SYNC", "1");
+
+        // Optionnel : tu peux aussi forcer la désactivation du DMABUF ici
+        // si tu remarques que certains utilisateurs ont encore des pages blanches.
+        // std::env::set_var("WEBKIT_DISABLE_DMABUF_RENDERER", "1");
+    }
+    
+    ox_speak_lib::run()
+}

src-tauri/src/utils/mod.rs

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+mod opus_codec;

src-tauri/src/utils/opus_codec.rs

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+use std::ffi::c_int;
+use std::ptr::{self, NonNull};
+
+use opusic_sys as sys;
+
+#[derive(Debug, Clone, Copy)]
+pub enum Application {
+    Voip,
+    Audio,
+    LowDelay,
+}
+
+impl Application {
+    fn to_sys(&self) -> c_int {
+        match self {
+            Application::Voip => sys::OPUS_APPLICATION_VOIP,
+            Application::Audio => sys::OPUS_APPLICATION_AUDIO,
+            Application::LowDelay => sys::OPUS_APPLICATION_RESTRICTED_LOWDELAY,
+        }
+    }
+}
+
+#[derive(Debug, Clone, Copy)]
+pub enum Channels {
+    Mono = 1,
+    Stereo = 2,
+}
+
+impl Channels {
+    fn as_i32(self) -> i32 {
+        self as i32
+    }
+}
+
+pub struct OpusEncoder{
+    enc: NonNull<sys::OpusEncoder>,
+    sample_rate: i32,
+    channels: Channels,
+}
+
+impl OpusEncoder {
+    pub fn new(sample_rate: i32, channels: Channels, application: Application) -> Result<Self, i32> {
+        let mut error = 0;
+        let enc_ptr = unsafe {
+            sys::opus_encoder_create(
+                sample_rate,
+                channels.as_i32(),
+                application.to_sys(),
+                &mut error
+            )
+        };
+
+        if error != sys::OPUS_OK || enc_ptr.is_null() {
+            return Err(error)
+        }
+
+        Ok(Self {
+            enc: unsafe { NonNull::new_unchecked(enc_ptr)},
+            sample_rate,
+            channels,
+        })
+    }
+
+    pub fn encode(&mut self, input: &[i16], output: &mut [u8]) -> Result<usize, i32> {
+        let frame_size = (input.len() / self.channels.as_i32() as usize) as c_int;
+
+        let result = unsafe {
+            sys::opus_encode(
+                self.enc.as_ptr(),
+                input.as_ptr(),
+                frame_size,
+                output.as_mut_ptr(),
+                output.len() as c_int,
+            )
+        };
+
+        if result < 0 {
+            Err(result)
+        } else {
+            Ok(result as usize)
+        }
+    }
+}
+
+impl Drop for OpusEncoder {
+    fn drop(&mut self) {
+        unsafe {
+            sys::opus_encoder_destroy(self.enc.as_ptr());
+        }
+    }
+}
+
+pub struct OpusDecoder {
+    dec: NonNull<sys::OpusDecoder>,
+    channels: Channels,
+}
+
+impl OpusDecoder {
+    pub fn new(sample_rate: i32, channels: Channels) -> Result<Self, i32> {
+        let mut error = 0;
+        let dec_ptr = unsafe {
+            sys::opus_decoder_create(sample_rate, channels.as_i32(), &mut error)
+        };
+
+        if error != sys::OPUS_OK || dec_ptr.is_null() {
+            return Err(error);
+        }
+
+        Ok(Self {
+            dec: unsafe { NonNull::new_unchecked(dec_ptr) },
+            channels,
+        })
+    }
+
+    pub fn decode(&mut self, packet: &[u8], output: &mut [i16], decode_fec: bool) -> Result<usize, i32> {
+        let frame_size = (output.len() / self.channels.as_i32() as usize) as c_int;
+
+        let result = unsafe {
+            sys::opus_decode(
+                self.dec.as_ptr(),
+                packet.as_ptr(),
+                packet.len() as c_int,
+                output.as_mut_ptr(),
+                frame_size,
+                if decode_fec { 1 } else { 0 },
+            )
+        };
+
+        if result < 0 {
+            return Err(result);
+        }
+
+        Ok(result as usize)
+    }
+}
+
+impl Drop for OpusDecoder {
+    fn drop(&mut self) {
+        unsafe {
+            sys::opus_decoder_destroy(self.dec.as_ptr());
+        }
+    }
+}

src-tauri/tauri.conf.json

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+{
+  "$schema": "https://schema.tauri.app/config/2",
+  "productName": "ox-speak",
+  "version": "0.1.0",
+  "identifier": "com.ox-speak.app",
+  "build": {
+    "beforeDevCommand": "yarn dev",
+    "devUrl": "http://localhost:1420",
+    "beforeBuildCommand": "yarn build",
+    "frontendDist": "../dist"
+  },
+  "app": {
+    "windows": [
+      {
+        "title": "ox-speak",
+        "width": 1024,
+        "height": 768
+      }
+    ],
+    "security": {
+      "csp": null
+    }
+  },
+  "bundle": {
+    "active": true,
+    "targets": "all",
+    "icon": [
+      "icons/32x32.png",
+      "icons/128x128.png",
+      "icons/128x128@2x.png",
+      "icons/icon.icns",
+      "icons/icon.ico"
+    ]
+  }
+}