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Audio Fix

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This commit is contained in:
Brad Stein 2025-06-30 12:34:27 -05:00
parent 1d54293311
commit 37f3202857
1 changed files with 7 additions and 2 deletions
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9
server/src/audio.rs
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@ -131,7 +131,9 @@ pub async fn ear(alsa_dev: &str, id: u32) -> anyhow::Result<AudioStream> {
// ─── server/src/audio.rs: build_pipeline_desc() (replace entire fn) ───────── // ─── server/src/audio.rs: build_pipeline_desc() (replace entire fn) ─────────
fn build_pipeline_desc(dev: &str) -> anyhow::Result<String> { fn build_pipeline_desc(dev: &str) -> anyhow::Result<String> {
let reg = gst::Registry::get(); let reg = gst::Registry::get();
let enc = ["fdkaacenc", "voaacenc", "avenc_aac"]
// Pick the first available encoder
let enc = ["avenc_aac", "fdkaacenc", "voaacenc"]
.into_iter() .into_iter()
.find(|&e| { .find(|&e| {
reg.find_plugin(e).is_some() reg.find_plugin(e).is_some()
@ -139,10 +141,13 @@ fn build_pipeline_desc(dev: &str) -> anyhow::Result<String> {
}) })
.ok_or_else(|| anyhow!("no AAC encoder plugin available"))?; .ok_or_else(|| anyhow!("no AAC encoder plugin available"))?;
// All encoders are asked for raw elementary AAC; aacparse +
// capsfilter converts it to **ADTS** unconditionally.
Ok(format!( Ok(format!(
"alsasrc device=\"{dev}\" do-timestamp=true ! \ "alsasrc device=\"{dev}\" do-timestamp=true ! \
audio/x-raw,channels=2,rate=48000 ! {enc} bitrate=192000 ! \ audio/x-raw,channels=2,rate=48000 ! {enc} bitrate=192000 ! \
aacparse add-adts=true ! \ aacparse ! \
capsfilter caps=audio/mpeg,stream-format=adts,channels=2,rate=48000 ! \
queue ! appsink name=asink emit-signals=true" queue ! appsink name=asink emit-signals=true"
)) ))
} }