From 5c7feffd3749ce4b355d0db6334cf39ca94d8d82 Mon Sep 17 00:00:00 2001 From: skal Date: Sun, 15 Feb 2026 23:56:43 +0100 Subject: perf(audio): smooth playback time and RMS-based peak at 60Hz Interpolates audio playback time between callbacks using CLOCK_MONOTONIC for smooth 60Hz updates instead of coarse 8-10Hz steps. Replaces artificial peak decay with true RMS calculation over 50ms window. Ring buffer computes RMS directly on internal buffer without copies for efficiency. All backends updated with get_callback_state() interface for time interpolation. Tests passing (34/34). Co-Authored-By: Claude Sonnet 4.5 --- src/audio/backend/jittered_audio_backend.h | 1 + 1 file changed, 1 insertion(+) (limited to 'src/audio/backend/jittered_audio_backend.h') diff --git a/src/audio/backend/jittered_audio_backend.h b/src/audio/backend/jittered_audio_backend.h index 8bda4c7..13feee0 100644 --- a/src/audio/backend/jittered_audio_backend.h +++ b/src/audio/backend/jittered_audio_backend.h @@ -20,6 +20,7 @@ class JitteredAudioBackend : public AudioBackend { void start() override; void shutdown() override; float get_realtime_peak() override; + void get_callback_state(double* out_time, int64_t* out_samples) override; // Control simulation void set_jitter_amount(float jitter_ms); // Random jitter in ms (default: 5ms) -- cgit v1.2.3