Codex
527 lines
21 KiB
JavaScript
527 lines
21 KiB
JavaScript
import { computeDasMap } from "/packages/acoustics-core/das.js";
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import {
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createLocalizationPlan,
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createStreamingLocalizer,
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detectBandPeaks,
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localizeMultichannel,
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} from "/packages/acoustics-core/realtime-localizer.js";
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import { distance3 } from "/packages/acoustics-core/math.js";
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function createFixture(sampleCount = 320) {
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const sampleRate = 4096;
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const speedOfSound = 343;
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const frequency = 512;
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const target = [0.1, -0.1, 1];
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const array = {
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id: "portable-array",
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microphones: [
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{
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id: "nw",
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position: [-0.12, 0.12, 0],
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sensitivityDb: 1.5,
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phaseOffsetDeg: -4,
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frequencyResponse: [
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{ frequencyHz: 400, gainDb: -1, phaseDeg: -3 },
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{ frequencyHz: 600, gainDb: 2, phaseDeg: 5 },
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],
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},
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{ id: "ne", position: [0.12, 0.12, 0], sensitivityDb: -0.5, phaseOffsetDeg: 2 },
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{ id: "sw", position: [-0.12, -0.12, 0] },
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{ id: "se", position: [0.12, -0.12, 0] },
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],
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};
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const channels = array.microphones.map((microphone) => {
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const delay = distance3(target, microphone.position) / speedOfSound;
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return Float32Array.from(
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{ length: sampleCount },
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(_, sampleIndex) =>
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Math.sin(2 * Math.PI * frequency * (sampleIndex / sampleRate - delay)),
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);
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});
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const scan = {
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z: 1,
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xMin: -0.2,
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xMax: 0.2,
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yMin: -0.1,
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yMax: 0.1,
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columns: 5,
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rows: 3,
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};
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const bands = [{ id: "tone", minHz: 500, maxHz: 524, color: "#65f2bf" }];
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const config = {
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sampleRate,
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array,
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scan,
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bands,
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speedOfSound,
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stft: { fftSize: 64, hopSize: 32 },
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normalization: "peak",
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maximumSteeringCacheBytes: 1024 * 1024,
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computeOptions: {
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pointBatchSize: 1024,
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stftTransformBatchSize: 1024,
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},
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};
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return { sampleRate, speedOfSound, target, array, channels, scan, bands, config };
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}
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function assertFloat32Exact(actual, expected, label) {
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assertEqual(actual.length, expected.length, `${label} length`);
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for (let index = 0; index < actual.length; index += 1) {
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assertEqual(actual[index], expected[index], `${label}[${index}]`);
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}
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}
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function sliceChannels(channels, start, end) {
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return channels.map((channel) => channel.slice(start, end));
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}
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test("portable localizer가 Scene 합성 없이 기존 CPU DAS와 bit-exact map을 만든다", async () => {
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const fixture = createFixture(128);
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const experiment = {
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stft: { fftSize: 64, hopSize: 32, window: "hann" },
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scan: fixture.scan,
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frequencyBands: fixture.bands,
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beamforming: { normalization: "peak", compensateFrequencyResponse: true },
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};
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const baseline = await computeDasMap({
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channels: fixture.channels,
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sampleRate: fixture.sampleRate,
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arrayDefinition: fixture.array,
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scene: { speedOfSound: fixture.speedOfSound },
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experiment,
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pointBatchSize: 1024,
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stftTransformBatchSize: 1024,
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});
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const plan = createLocalizationPlan(fixture.config);
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const portable = await localizeMultichannel({
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plan,
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channels: fixture.channels,
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});
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assertFloat32Exact(portable.bands[0].rawMap, baseline.bands[0].rawMap, "raw map");
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assertFloat32Exact(portable.bands[0].displayMap, baseline.bands[0].displayMap, "display map");
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assertEqual(portable.bands[0].peak.index, baseline.bands[0].peak.index, "peak index");
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assertEqual(portable.locations[0].bandId, "tone", "portable location band");
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assertEqual(portable.locations[0].rank, 1, "strongest portable location rank");
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assertEqual(portable.sampleCount, 128, "sample count");
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assertEqual(portable.duration, 128 / fixture.sampleRate, "block duration");
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assert(
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Number.isFinite(portable.processingTimeMs) && portable.processingTimeMs >= 0,
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"block processing time telemetry",
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);
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});
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test("portable raw-map peak detection이 같은 band의 두 진원 후보를 강도순으로 보존한다", () => {
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const scan = {
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z: 1,
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xMin: 0,
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xMax: 4,
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yMin: 0,
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yMax: 4,
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columns: 5,
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rows: 5,
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};
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const rawMap = new Float32Array(25);
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rawMap[6] = 1;
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rawMap[18] = 0.75;
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rawMap[3] = 0.49;
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const peaks = detectBandPeaks(rawMap, scan);
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assertEqual(peaks.length, 2, "two peaks above default threshold");
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assertEqual(peaks[0].index, 6, "strongest peak first");
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assertEqual(peaks[0].rank, 1, "strongest rank");
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assertEqual(peaks[1].index, 18, "second source peak retained");
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assertEqual(peaks[1].rank, 2, "second rank");
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assert(Math.abs(peaks[1].rawPower - 0.75) <= 1e-7, "second raw power");
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assertEqual(
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detectBandPeaks(rawMap, scan, { maximumDetections: 1 }).length,
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1,
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"maximum detection bound",
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);
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});
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test("CPU 분석 계획이 반복 geometry·steering 연산과 bin map 할당을 실제로 제거한다", async () => {
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const fixture = createFixture(128);
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const plan = createLocalizationPlan(fixture.config);
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const first = await localizeMultichannel({ plan, channels: fixture.channels });
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const second = await localizeMultichannel({ plan, channels: fixture.channels });
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const cache = second.analysisCache;
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const pointMicrophonePairs = fixture.scan.columns * fixture.scan.rows * fixture.array.microphones.length;
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assertEqual(cache.analysisAttempts, 2, "analysis attempts");
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assertEqual(cache.completedAnalyses, 2, "completed analyses");
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assertEqual(cache.distanceMatrixBuilds, 1, "one retained distance matrix");
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assertEqual(cache.distanceEvaluations, pointMicrophonePairs, "distance evaluations performed");
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assertEqual(
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cache.avoidedDistanceEvaluations,
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pointMicrophonePairs,
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"second distance pass avoided",
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);
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assert(cache.steeringCacheEnabled, "bounded steering cache enabled");
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assertEqual(cache.steeringMatrixBuilds, 1, "one steering matrix build");
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assertEqual(cache.steeringCacheHits, 1, "second steering pass is a cache hit");
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assertEqual(
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cache.avoidedSteeringPointMicrophonePairs,
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pointMicrophonePairs,
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"second trigonometric steering pass avoided",
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);
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assertEqual(cache.avoidedBinMapAllocations, 1, "second temporary bin map allocation avoided");
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assert(cache.retainedBytes > 0, "retained cache bytes are reported");
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assertFloat32Exact(second.bands[0].rawMap, first.bands[0].rawMap, "cached repeat raw map");
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});
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test("wide-band 분석 계획이 예산만큼 steering bin과 STFT workspace를 재사용한다", async () => {
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const fixture = createFixture(128);
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const pointMicrophonePairs =
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fixture.scan.columns * fixture.scan.rows * fixture.array.microphones.length;
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const steeringBytesPerBin =
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pointMicrophonePairs * Float64Array.BYTES_PER_ELEMENT * 2;
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const wideBands = [{ id: "wide", minHz: 500, maxHz: 580, color: "#65f2bf" }];
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const partialPlan = createLocalizationPlan({
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...fixture.config,
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bands: wideBands,
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maximumSteeringCacheBytes: steeringBytesPerBin,
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});
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const uncachedPlan = createLocalizationPlan({
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...fixture.config,
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bands: wideBands,
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maximumSteeringCacheBytes: 0,
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});
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const first = await localizeMultichannel({ plan: partialPlan, channels: fixture.channels });
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const second = await localizeMultichannel({ plan: partialPlan, channels: fixture.channels });
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const uncached = await localizeMultichannel({ plan: uncachedPlan, channels: fixture.channels });
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const cache = second.analysisCache;
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assertFloat32Exact(first.bands[0].rawMap, uncached.bands[0].rawMap, "partial cache raw map");
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assertFloat32Exact(second.bands[0].rawMap, first.bands[0].rawMap, "partial repeat raw map");
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assertEqual(cache.steeringCacheBinCapacity, 1, "one Float64 steering bin retained");
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assertEqual(cache.steeringCachedBinCount, 1, "one steering matrix built");
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assertEqual(cache.steeringUncachedBinCount, 1, "one selected bin remains uncached");
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assertEqual(cache.steeringCacheBytes, steeringBytesPerBin, "steering byte budget used exactly");
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assertEqual(cache.requestedSteeringCacheBytes, steeringBytesPerBin * 2, "full request reported");
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assertEqual(cache.steeringMatrixBuilds, 1, "cached bin built once");
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assertEqual(cache.steeringCacheHits, 1, "cached bin reused once");
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assertEqual(cache.uncachedSteeringUses, 2, "uncached bin computed once per analysis");
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assertEqual(
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cache.uncachedSteeringPointMicrophonePairs,
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pointMicrophonePairs * 2,
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"uncached steering operations counted",
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);
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assertEqual(cache.stftWindowBuilds, 1, "Hann window built once");
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assertEqual(cache.stftWorkspaceAllocations, 1, "FFT workspace allocated once");
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assertEqual(cache.stftWorkspaceUses, 2, "workspace used by both analyses");
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assertEqual(cache.avoidedStftWindowBuilds, 1, "second Hann build avoided");
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assertEqual(cache.avoidedStftWorkspaceAllocations, 1, "second FFT allocation avoided");
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assertEqual(cache.stftTransforms, 24, "STFT transform operation count");
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assertEqual(cache.fftButterflies, 4608, "FFT butterfly operation count");
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assertEqual(cache.beamformingComplexMacs, 720, "beamforming operation count");
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assertEqual(cache.binMapAllocations, 1, "one reusable bin map allocation");
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assertEqual(cache.steeringWorkspaceAllocations, 1, "one reusable steering workspace");
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assert(cache.retainedBytes <= partialPlan.dasPlan.maximumPlanBytes, "plan hard cap retained");
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});
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test("portable plan은 취소 응답성과 처리량을 균형 잡은 기본 batch를 사용한다", () => {
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const fixture = createFixture(128);
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const config = { ...fixture.config };
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delete config.computeOptions;
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const defaults = createLocalizationPlan(config);
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assertEqual(defaults.computeOptions.pointBatchSize, 256, "default point batch");
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assertEqual(defaults.computeOptions.stftTransformBatchSize, 128, "default STFT batch");
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assertEqual(defaults.maxCompensationDb, 24, "default inverse-response boost limit");
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assertEqual(defaults.peakDetection.thresholdRatio, 0.5, "default peak threshold");
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assertEqual(defaults.peakDetection.maximumDetections, 8, "default peak count bound");
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const custom = createLocalizationPlan({
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...config,
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computeOptions: { pointBatchSize: 7, stftTransformBatchSize: 9 },
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});
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assertEqual(custom.computeOptions.pointBatchSize, 7, "point batch override");
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assertEqual(custom.computeOptions.stftTransformBatchSize, 9, "STFT batch override");
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const calibrated = createLocalizationPlan({
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...config,
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maxCompensationDb: 0,
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peakDetection: {
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thresholdRatio: 0.25,
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minimumPeakDistanceM: 0,
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maximumDetections: 3,
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},
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});
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assertEqual(calibrated.maxCompensationDb, 0, "portable compensation alias");
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assertEqual(calibrated.peakDetection.thresholdRatio, 0.25, "custom peak threshold");
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assertEqual(calibrated.peakDetection.minimumPeakDistanceM, 0, "custom peak spacing");
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assertEqual(calibrated.peakDetection.maximumDetections, 3, "custom peak count");
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for (const invalidConfig of [
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{ ...config, maxCompensationDb: 121 },
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{ ...config, peakDetection: { thresholdRatio: -0.1 } },
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{ ...config, peakDetection: { maximumDetections: 129 } },
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]) {
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let caught;
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try {
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createLocalizationPlan(invalidConfig);
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} catch (error) {
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caught = error;
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}
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assert(caught instanceof RangeError, "invalid portable localization option rejected");
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}
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});
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test("streaming localizer 결과가 임의 chunk 경계와 무관하다", async () => {
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const fixture = createFixture(320);
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const streamConfig = {
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...fixture.config,
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analysisWindowSamples: 128,
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analysisHopSamples: 64,
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maximumBufferedSamples: 512,
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maximumResultsPerCall: 4,
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};
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const whole = createStreamingLocalizer(streamConfig);
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whole.append(fixture.channels);
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const wholeResults = await whole.analyzeAvailable({ maximumResults: 4 });
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const chunked = createStreamingLocalizer(streamConfig);
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const chunkSizes = [17, 83, 1, 91, 128];
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const chunkedResults = [];
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let offset = 0;
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for (const chunkSize of chunkSizes) {
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const end = offset + chunkSize;
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chunkedResults.push(...await chunked.push(sliceChannels(fixture.channels, offset, end)));
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offset = end;
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}
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assertEqual(wholeResults.length, 4, "whole block window count");
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assertEqual(chunkedResults.length, wholeResults.length, "chunked window count");
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wholeResults.forEach((expected, index) => {
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const actual = chunkedResults[index];
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assertEqual(actual.startSample, index * 64, `chunked start sample ${index}`);
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assertEqual(actual.endSample, index * 64 + 128, `chunked end sample ${index}`);
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assertEqual(actual.sequence, index, `chunked sequence ${index}`);
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assertFloat32Exact(actual.bands[0].rawMap, expected.bands[0].rawMap, `chunked map ${index}`);
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});
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assertEqual(chunked.getState().droppedSamples, 0, "no samples dropped under capacity");
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});
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test("streaming ring buffer와 호출별 결과 수가 설정된 상한을 지킨다", async () => {
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const fixture = createFixture(400);
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let planLimitError;
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try {
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createLocalizationPlan({ ...fixture.config, maximumPlanBytes: 64 });
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} catch (error) {
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planLimitError = error;
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}
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assert(
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planLimitError instanceof RangeError &&
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planLimitError.message.includes("maximumPlanBytes"),
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"analysis plan allocation hard limit",
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);
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let calibrationLimitError;
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try {
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createLocalizationPlan({
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...fixture.config,
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maximumSteeringCacheBytes: 0,
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maximumPlanBytes: 1963,
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});
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} catch (error) {
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calibrationLimitError = error;
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}
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assert(
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calibrationLimitError instanceof RangeError &&
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calibrationLimitError.message.includes("calibration bytes"),
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"all calibration arrays are reserved by the plan hard limit",
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);
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const exactMemoryPlan = createLocalizationPlan({
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...fixture.config,
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maximumSteeringCacheBytes: 0,
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maximumPlanBytes: 1964,
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});
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const exactMemoryResult = await localizeMultichannel({
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plan: exactMemoryPlan,
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channels: fixture.channels,
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});
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assertEqual(exactMemoryPlan.dasPlan.calibrationBytes, 64, "calibration byte reservation");
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assertEqual(exactMemoryResult.analysisCache.retainedBytes, 1964, "exact retained plan bytes");
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const invalidResponseConfig = structuredClone(fixture.config);
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invalidResponseConfig.array.microphones[0].frequencyResponse = [
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{ frequencyHz: 1000, gainDb: 0 },
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{ frequencyHz: 1000, gainDb: -3 },
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];
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let responseError;
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try {
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createLocalizationPlan(invalidResponseConfig);
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} catch (error) {
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responseError = error;
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}
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assert(
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responseError instanceof RangeError && responseError.message.includes("strictly increasing"),
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"portable microphone response validation",
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);
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let inputLimitError;
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try {
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createStreamingLocalizer({
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...fixture.config,
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analysisWindowSamples: 128,
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maximumBufferedSamples: 128,
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maximumInputBufferBytes: 1024,
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});
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} catch (error) {
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inputLimitError = error;
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}
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assert(
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inputLimitError instanceof RangeError &&
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inputLimitError.message.includes("maximumInputBufferBytes"),
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"input allocation hard limit",
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);
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const bounded = createStreamingLocalizer({
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...fixture.config,
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analysisWindowSamples: 128,
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analysisHopSamples: 64,
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maximumBufferedSamples: 128,
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maximumResultsPerCall: 1,
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});
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const appended = bounded.append(fixture.channels);
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assertEqual(appended.bufferedSamples, 128, "ring capacity");
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assertEqual(appended.droppedSamples, 272, "oldest samples dropped");
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assertEqual(appended.bufferStartSample, 272, "retained absolute sample origin");
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assertEqual(
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appended.retainedInputBytes,
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fixture.array.microphones.length * (128 + 128) * Float32Array.BYTES_PER_ELEMENT,
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"fixed ring and analysis workspace bytes",
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);
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const boundedResults = await bounded.analyzeAvailable();
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assertEqual(boundedResults.length, 1, "one bounded result");
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assertEqual(boundedResults[0].startSample, 272, "latest retained window analyzed");
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assertEqual(boundedResults[0].deadlineMs, 64 / fixture.sampleRate * 1000, "hop deadline");
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assertEqual(typeof boundedResults[0].deadlineMet, "boolean", "deadline verdict");
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const boundedState = bounded.getState();
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assertEqual(
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boundedState.lastProcessingTimeMs,
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boundedResults[0].processingTimeMs,
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"last processing time telemetry",
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);
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assert(
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boundedState.maximumProcessingTimeMs >= boundedState.lastProcessingTimeMs,
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"maximum processing time telemetry",
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);
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assertEqual(
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boundedState.deadlineMisses,
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boundedResults[0].deadlineMet ? 0 : 1,
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"deadline miss telemetry",
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);
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const resultBound = createStreamingLocalizer({
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...fixture.config,
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analysisWindowSamples: 128,
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analysisHopSamples: 64,
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maximumBufferedSamples: 512,
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maximumResultsPerCall: 2,
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});
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resultBound.append(fixture.channels);
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const first = await resultBound.analyzeAvailable();
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const second = await resultBound.analyzeAvailable();
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assertEqual(first.length, 2, "first result batch bound");
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assertEqual(second.length, 2, "second result batch bound");
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assertEqual(resultBound.getState().availableAnalysisCount, 1, "remaining work stays buffered");
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});
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test("streaming 분석 취소가 AbortError를 전달하고 계획 lock을 해제한다", async () => {
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const fixture = createFixture(128);
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const stream = createStreamingLocalizer({
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...fixture.config,
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analysisWindowSamples: 128,
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analysisHopSamples: 64,
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maximumBufferedSamples: 256,
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maximumResultsPerCall: 1,
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});
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stream.append(fixture.channels);
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const controller = new AbortController();
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let cancellationRequested = false;
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let caught;
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try {
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await stream.analyzeAvailable({
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signal: controller.signal,
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computeOptions: { stftTransformBatchSize: 1 },
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onProgress: ({ stage, completedTransforms }) => {
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if (stage === "stft" && completedTransforms > 0 && !cancellationRequested) {
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cancellationRequested = true;
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controller.abort();
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}
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},
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});
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} catch (error) {
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caught = error;
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}
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assert(cancellationRequested, "cancellation requested during STFT");
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assertEqual(caught?.name, "AbortError", "AbortError propagated");
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assertEqual(stream.getState().busy, false, "stream lock released");
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assertEqual(stream.plan.dasPlan.busy, false, "DAS plan lock released");
|
|
let state = stream.getState();
|
|
assertEqual(state.bufferStartSample, 0, "failed window origin retained");
|
|
assertEqual(state.bufferedSamples, 128, "failed window samples retained");
|
|
assertEqual(state.availableAnalysisCount, 1, "failed window remains retryable");
|
|
assertEqual(state.analysisAttempts, 1, "failed attempt counted");
|
|
assertEqual(state.completedAnalyses, 0, "no completed analysis on abort");
|
|
assertEqual(state.failedAnalyses, 1, "failed analysis counted");
|
|
assertEqual(state.nextSequence, 0, "sequence is not consumed by abort");
|
|
|
|
const retried = await stream.analyzeAvailable();
|
|
assertEqual(retried.length, 1, "failed window retried once");
|
|
assertEqual(retried[0].startSample, 0, "same window retried");
|
|
assertEqual(retried[0].sequence, 0, "first success receives first sequence");
|
|
state = stream.getState();
|
|
assertEqual(state.bufferStartSample, 64, "hop committed after retry success");
|
|
assertEqual(state.bufferedSamples, 64, "only successful hop consumed");
|
|
assertEqual(state.analysisAttempts, 2, "retry attempt counted");
|
|
assertEqual(state.completedAnalyses, 1, "retry completion counted");
|
|
assertEqual(state.failedAnalyses, 1, "historical failure retained");
|
|
assertEqual(state.nextSequence, 1, "sequence committed after success");
|
|
});
|
|
|
|
test("onResult 예외는 성공한 window를 실패나 재시도로 되돌리지 않는다", async () => {
|
|
const fixture = createFixture(128);
|
|
const stream = createStreamingLocalizer({
|
|
...fixture.config,
|
|
analysisWindowSamples: 128,
|
|
analysisHopSamples: 64,
|
|
maximumBufferedSamples: 256,
|
|
maximumResultsPerCall: 1,
|
|
});
|
|
stream.append(fixture.channels);
|
|
let callbackResult;
|
|
let callbackError;
|
|
try {
|
|
await stream.analyzeAvailable({
|
|
onResult: (result) => {
|
|
callbackResult = result;
|
|
throw new Error("consumer failed");
|
|
},
|
|
});
|
|
} catch (error) {
|
|
callbackError = error;
|
|
}
|
|
|
|
assertEqual(callbackError?.message, "consumer failed", "consumer error propagated");
|
|
assertEqual(callbackResult?.sequence, 0, "committed result reached consumer");
|
|
let state = stream.getState();
|
|
assertEqual(state.bufferStartSample, 64, "callback failure does not roll back hop");
|
|
assertEqual(state.bufferedSamples, 64, "callback failure leaves committed buffer");
|
|
assertEqual(state.analysisAttempts, 1, "one localization attempt");
|
|
assertEqual(state.completedAnalyses, 1, "localization remains completed");
|
|
assertEqual(state.failedAnalyses, 0, "consumer error is not localization failure");
|
|
assertEqual(state.nextSequence, 1, "sequence remains committed");
|
|
|
|
stream.append(sliceChannels(fixture.channels, 64, 128));
|
|
const next = await stream.analyzeAvailable();
|
|
assertEqual(next[0].startSample, 64, "next window advances instead of retrying");
|
|
assertEqual(next[0].sequence, 1, "next sequence remains contiguous");
|
|
state = stream.getState();
|
|
assertEqual(state.bufferStartSample, 128, "second successful hop committed");
|
|
assertEqual(state.bufferedSamples, 64, "overlap retained after second window");
|
|
assertEqual(state.analysisAttempts, 2, "second attempt counted");
|
|
assertEqual(state.completedAnalyses, 2, "second completion counted");
|
|
assertEqual(state.failedAnalyses, 0, "no false failure after recovery");
|
|
assertEqual(state.nextSequence, 2, "sequence advanced twice");
|
|
});
|