Skip to content

fix(silero): Persist RNN state between VAD inference calls #944

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
toubatbrian merged 2 commits into from
Jan 7, 2026
Merged

fix(silero): Persist RNN state between VAD inference calls #944

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
4bfdb42
Update onnx_model.ts
toubatbrian Jan 6, 2026
85009db
Create old-bananas-melt.md
toubatbrian Jan 6, 2026
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
5 changes: 5 additions & 0 deletions .changeset/old-bananas-melt.md
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -0,0 +1,5 @@
---
'@livekit/agents-plugin-silero': patch
---

persist RNN state between VAD inference calls
5 changes: 2 additions & 3 deletions plugins/silero/src/onnx_model.ts
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -22,7 +22,6 @@ export class OnnxModel {
#contextSize: number;
#sampleRateNd: BigInt64Array;
#context: Float32Array;
// #state: Float32Array;
#rnnState: Float32Array;
#inputBuffer: Float32Array;

Expand Down Expand Up @@ -73,8 +72,8 @@ export class OnnxModel {
sr: new Tensor('int64', this.#sampleRateNd),
})
.then((result) => {
// this.#state = result.output.data as Float32Array,
this.#context = this.#inputBuffer.subarray(0, this.#contextSize);
this.#rnnState.set(result.stateN!.data as Float32Array);
this.#context = this.#inputBuffer.slice(-this.#contextSize);
return (result.output!.data as Float32Array).at(0)!;
});
}
Expand Down