Jerry/voice-bridge
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Add audio processing docs

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Signed-off-by: Aron Heinecke <aron.heinecke@t-online.de>
This commit is contained in:
Aron Heinecke 2021-05-22 19:28:56 +02:00
parent 4bb9f7d848
commit db8a3ec796
1 changed files with 6 additions and 3 deletions
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9
src/main.rs
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@ -253,9 +253,11 @@ async fn process_discord_audio(voice_buffer: &AudioBufferDiscord, encoder: &Arc<
}
let mut encoded = [0; 1024];
let encoder_c = encoder.clone();
// don't block the async runtime
let res = task::spawn_blocking(move || {
let start = std::time::Instant::now();
let mut data: Vec<i16> = Vec::with_capacity(STEREO_20MS);
// merge all audio buffers (clients) to one
for buffer in buffer_map.values_mut() {
//buffer.truncate(STEREO_20MS);
for i in 0..buffer.len() {
@ -268,7 +270,7 @@ async fn process_discord_audio(voice_buffer: &AudioBufferDiscord, encoder: &Arc<
}
}
// encode back to opus
let lock = encoder_c.try_lock().expect("Can't reach encoder!");
let length = match lock.encode(&data, &mut encoded) {
Err(e) => {eprintln!("Failed to encode voice: {}",e); return None;},
@ -276,11 +278,12 @@ async fn process_discord_audio(voice_buffer: &AudioBufferDiscord, encoder: &Arc<
};
//println!("Data size: {}/{} enc-length: {}",data.len(),STEREO_20MS,length);
//println!("length size: {}",length);
// warn on high encoding times
let duration = start.elapsed().as_millis();
if duration > 15 {
if duration > 5 {
eprintln!("Took too {}ms for processing audio!",duration);
}
// package into teamspeak audio structure
Some(OutAudio::new(&AudioData::C2S { id: 0, codec: CodecType::OpusMusic, data: &encoded[..length] }))
}).await.expect("Join error for audio processing thread!");
res