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Add timestamps for simple response (fixes #5) #21

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merged 1 commit into from
Sep 10, 2024
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Add timestamps for simple response (fixes #5) #21

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25 changes: 21 additions & 4 deletions src/lib.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -79,6 +79,9 @@ impl StreamingContext {

let mut recv_buffer = Vec::with_capacity(inference.max_capacity());

let mut current_start = 0.0;
let mut current_end = 0.0;

// Need to test and prove this doesn't lose any data!
while still_receiving || !runners.is_empty() {
tokio::select! {
Expand All @@ -96,20 +99,31 @@ impl StreamingContext {
debug!(received_data=received_data, batch_size=msg_len, "Adding to inference runner task");
let temp_model = self.model.clone();
let current = Span::current();
current_end += audio.len() as f32/16000.0;
let bound_ms = (current_start, current_end);
runners.push_back(task::spawn_blocking(move || {
let span = info_span!(parent: &current, "inference_task");
let _guard = span.enter();
temp_model.infer(&audio)
(bound_ms, temp_model.infer(&audio))
}));
current_start = current_end;
}
}
data = runners.next(), if !runners.is_empty() => {
received_results += 1;
debug!("Received inference result: {}", received_results);
let msg = match data {
Some(Ok(Ok(output))) => Event::Data(output),
Some(Ok(Err(e))) => {
error!("Failed inference event: {}", e);
Some(Ok(((start_time, end_time), Ok(output)))) => {
let segment = SegmentOutput {
start_time,
end_time,
is_final: None,
output
};
Event::Segment(segment)
},
Some(Ok(((start_time, end_time), Err(e)))) => {
error!("Failed inference event {}-{}: {}", start_time, end_time, e);
Event::Error(e.to_string())
}
Some(Err(_)) => unreachable!("Spawn blocking cannot error"),
Expand Down Expand Up @@ -328,6 +342,9 @@ mod tests {
Event::Data(Output { count }) => {
received += count;
}
Event::Segment(SegmentOutput { output, .. }) => {
received += output.count;
}
e => panic!("Unexpected: {:?}", e),
}
}
Expand Down
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