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Fix Windows audio capture API compatibility with wasapi

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Jamie Pine
2026-01-26 17:56:18 -08:00
parent 57c68040bc
commit 12174010f9
1 changed files with 3 additions and 10 deletions
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tauri/src-tauri/src/audio_capture/windows.rs
+3 -10
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@@ -2,7 +2,6 @@ use crate::audio_capture::AudioCaptureState;
use base64::{engine::general_purpose, Engine as _}; use base64::{engine::general_purpose, Engine as _};
use hound::{WavSpec, WavWriter}; use hound::{WavSpec, WavWriter};
use std::io::Cursor; use std::io::Cursor;
use std::sync::{Arc, Mutex};
use tokio::sync::mpsc; use tokio::sync::mpsc;
use wasapi::*; use wasapi::*;
@@ -16,7 +15,7 @@ pub async fn start_capture(
// Get default audio render device for loopback // Get default audio render device for loopback
let device = DeviceEnumerator::new() let device = DeviceEnumerator::new()
.map_err(|e| format!("Failed to create device enumerator: {}", e))? .map_err(|e| format!("Failed to create device enumerator: {}", e))?
.get_default_audio_endpoint(&Direction::Render) .get_default_device(&Direction::Render)
.map_err(|e| format!("Failed to get default render device: {}", e))?; .map_err(|e| format!("Failed to get default render device: {}", e))?;
// Create audio client for loopback capture // Create audio client for loopback capture
@@ -72,14 +71,8 @@ pub async fn start_capture(
Ok(available) => { Ok(available) => {
if available > 0 { if available > 0 {
match capture_client.get_buffer::<f32>() { match capture_client.get_buffer::<f32>() {
Ok((data, flags)) => { Ok((data, _flags)) => {
if flags.contains(&StreamFlags::SILENT) { // Store samples (wasapi handles silence flags internally)
// Silent buffer, skip
capture_client.release_buffer(available).ok();
continue;
}
// Convert samples to f32 and store
let mut samples_guard = samples.lock().unwrap(); let mut samples_guard = samples.lock().unwrap();
samples_guard.extend_from_slice(data); samples_guard.extend_from_slice(data);
capture_client.release_buffer(available).ok(); capture_client.release_buffer(available).ok();