From bd8f7e49c07b7dd7d3b7ac8ec7f043d066125134 Mon Sep 17 00:00:00 2001
From: Fedorov Vladimir
Date: Mon, 19 Oct 2026 01:59:40 +0700
Subject: [PATCH] up
---
scripts/smoke.cjs | 39 +++++++++-
src/components/OutputPage.vue | 136 +++++++++++++++++++++++++---------
2 files changed, 138 insertions(+), 37 deletions(-)
diff --git a/scripts/smoke.cjs b/scripts/smoke.cjs
index 2aee316..f5485ec 100644
--- a/scripts/smoke.cjs
+++ b/scripts/smoke.cjs
@@ -329,17 +329,42 @@ app.whenReady().then(async () => {
.find((w) => w.webContents.getURL() === 'screen-app://app/index.html?output=1')
.webContents.executeJavaScript(source)
if (process.argv.includes('--intro-waveform')) {
+ const selectedDevice = (await evaluate('window.screenBridge.host()')).audioOutputs
+ .find(device => device.id && !['default', 'communications'].includes(device.id))
+ if (selectedDevice)
+ await evaluate(`window.screenBridge.selectAudioOutput(${JSON.stringify(selectedDevice.id)})`)
await command({ action: 'step', index: 1 })
await poll(() => inspect('document.querySelector(".intro-waveform")?.getAttribute("aria-valuenow") === "0"'), 'intro waveform starts empty')
assert.equal(await inspect('document.querySelectorAll(".intro-recording button,.intro-recording input").length'), 0)
+ assert.equal(await inspect('document.querySelectorAll(".intro-waveform rect").length'), 128)
+ assert.equal(await inspect('document.querySelector(".intro-recording").textContent.trim()'), '')
+ assert.equal(await inspect('getComputedStyle(document.querySelector(".intro-recording")).backgroundColor'), 'rgba(0, 0, 0, 0)')
+ const bars = () => inspect('Array.from(document.querySelectorAll(".intro-waveform rect"), r => Number(r.getAttribute("height")))')
+ const sinkBefore = await inspect('document.querySelector("audio[data-channel=main-audio]").sinkId')
await command({ action: 'play', channel: 'main' })
+ await poll(async () => (await bars()).some(h => h > 3), 'wave reacts to audio')
+ const playingBars = JSON.stringify(await bars())
+ await poll(async () => JSON.stringify(await bars()) !== playingBars, 'wave changes with audio')
+ await command({ action: 'mute', enabled: true })
+ await poll(async () => (await bars()).every(h => h === 2), 'mute shows silence')
+ await command({ action: 'mute', enabled: false })
+ await poll(async () => (await bars()).some(h => h > 3), 'unmute restores wave')
+ assert.equal(await inspect('document.querySelector("audio[data-channel=main-audio]").sinkId'), sinkBefore)
await command({ action: 'seek', channel: 'main', position: 15 })
await command({ action: 'pause', channel: 'main' })
await poll(() => inspect('Number(document.querySelector(".intro-waveform").getAttribute("aria-valuenow")) >= 24'), 'intro progress follows seek')
- const pausedTime = await inspect('document.querySelector(".intro-time").textContent')
+ await poll(async () => (await state()).channels.main.status === 'paused', 'intro paused')
+ const pausedBars = await bars()
await delay(400)
- assert.equal(await inspect('document.querySelector(".intro-time").textContent'), pausedTime)
+ assert.deepEqual(await bars(), pausedBars)
writeFileSync('/tmp/screen-intro-waveform.png', (await output.webContents.capturePage()).toPNG())
+ for (const [width, height] of [[1280, 720], [1024, 768]]) {
+ output.webContents.enableDeviceEmulation({ screenPosition: 'desktop', screenSize: { width, height }, viewSize: { width, height }, deviceScaleFactor: 1, scale: 1 })
+ await poll(() => inspect(`innerWidth === ${width} && innerHeight === ${height}`), 'intro aspect ratio')
+ assert.ok(await inspect('(() => { const r = document.querySelector(".intro-waveform").getBoundingClientRect(); return Math.abs(r.x + r.width / 2 - innerWidth / 2) < 1 && Math.abs(r.y + r.height / 2 - innerHeight / 2) < 1 })()'))
+ }
+ output.webContents.disableDeviceEmulation()
+ await evaluate('window.screenBridge.selectAudioOutput("")')
const pausedPosition = await inspect('document.querySelector("audio[data-channel=main-audio]").currentTime')
await command({ action: 'resume', channel: 'main' })
await poll(() => inspect(`document.querySelector('audio[data-channel=main-audio]').currentTime > ${pausedPosition + 0.3}`), 'intro resumes')
@@ -352,13 +377,14 @@ app.whenReady().then(async () => {
await poll(() => inspect('Number(document.querySelector(".intro-waveform").getAttribute("aria-valuenow")) < 5'), 'intro replay resets progress')
await command({ action: 'seek', channel: 'main', position: 59.7 })
await poll(async () => (await state()).channels.main.status === 'ended', 'intro audio ends')
- await poll(() => inspect('document.querySelector(".intro-waveform").getAttribute("aria-valuenow") === "100"'), 'intro finishes filled')
+ await poll(() => inspect('document.querySelector(".intro-waveform").getAttribute("aria-valuenow") === "100"'), 'intro accessible progress reaches end')
+ assert.ok((await bars()).every(h => h === 2))
await command({ action: 'step', index: 2 })
await poll(() => inspect('!document.querySelector(".intro-recording")'), 'waveform hidden in other modes')
await command({ action: 'step', index: 1 })
await poll(() => inspect('document.querySelector(".intro-waveform")?.getAttribute("aria-valuenow") === "0"'), 'return to intro resets progress')
await inspect('const a = document.querySelector("audio[data-channel=main-audio]"); Object.defineProperty(a, "duration", { value: NaN, configurable: true }); a.dispatchEvent(new Event("durationchange"))')
- await poll(() => inspect('document.querySelector(".intro-time").textContent === "00:00 / —"'), 'unknown duration')
+ await poll(() => inspect('document.querySelector(".intro-waveform").getAttribute("aria-valuetext") === "00:00 / —"'), 'unknown duration')
await inspect('delete document.querySelector("audio[data-channel=main-audio]").duration')
await evaluate('window.screenBridge.closeOutput()')
await evaluate('window.screenBridge.selectPackage(null)')
@@ -366,6 +392,11 @@ app.whenReady().then(async () => {
await poll(() => BrowserWindow.getAllWindows().some((w) => w.webContents.getURL() === 'screen-app://app/index.html?output=1' && !w.webContents.isLoading()), 'new output ready')
await command({ action: 'mode', mode: 2 })
await poll(() => inspect('document.querySelector(".intro-waveform")?.getAttribute("aria-valuenow") === "0"'), 'new game starts empty')
+ await inspect('window.originalCaptureStream = HTMLMediaElement.prototype.captureStream; HTMLMediaElement.prototype.captureStream = () => { throw new Error("unavailable") }; void 0')
+ await command({ action: 'play', channel: 'main' })
+ await poll(async () => (await state()).channels.main.status === 'playing', 'visualization failure does not stop audio')
+ await poll(async () => (await bars()).every(h => h === 2), 'visualization failure shows baseline')
+ await inspect('HTMLMediaElement.prototype.captureStream = window.originalCaptureStream; void 0')
console.log('SCREEN_INTRO_WAVEFORM_PASS')
app.exit(0)
return
diff --git a/src/components/OutputPage.vue b/src/components/OutputPage.vue
index ad94a28..70ce2f4 100644
--- a/src/components/OutputPage.vue
+++ b/src/components/OutputPage.vue
@@ -18,7 +18,98 @@ const introPosition = ref(0)
const introDuration = ref(null)
const introProgress = computed(() => introDuration.value ? introPosition.value / introDuration.value : 0)
const introTime = computed(() => `${formatTimer(Math.floor(introPosition.value) * 1000)} / ${introDuration.value === null ? '—' : formatTimer(Math.floor(introDuration.value) * 1000)}`)
-const introBars = [24, 38, 18, 46, 58, 32, 68, 44, 26, 54, 72, 40, 60, 30, 48, 64, 36, 76, 52, 28, 44, 62, 34, 56, 70, 42, 22, 50, 66, 38, 58, 74, 46, 30, 54, 40, 68, 48, 26, 60, 36, 72, 52, 32, 46, 62, 28, 18]
+const introBars = ref(Array(128).fill(2))
+let waveformFrame = 0
+let waveformRun = 0
+let waveform: {
+ context: AudioContext
+ stream: MediaStream
+ source: MediaStreamAudioSourceNode
+ analyser: AnalyserNode
+} | null = null
+function clearIntroWaveform() {
+ waveformRun++
+ cancelAnimationFrame(waveformFrame)
+ const previous = waveform
+ waveform = null
+ if (previous) {
+ previous.source.disconnect()
+ previous.analyser.disconnect()
+ previous.stream.getTracks().forEach(track => track.stop())
+ void previous.context.close().catch(() => {})
+ }
+ introBars.value = Array(128).fill(2)
+}
+async function updateIntroWaveform() {
+ const run = ++waveformRun
+ cancelAnimationFrame(waveformFrame)
+ const media = audio.value
+ if (disposed || state.value?.scene.mode !== 2 || !media?.getAttribute('src')) {
+ clearIntroWaveform()
+ return
+ }
+ if (media.ended || state.value.channels.main.desired === 'stopped') {
+ clearIntroWaveform()
+ return
+ }
+ if (media.paused) {
+ if (state.value.muted || media.muted || media.volume === 0) introBars.value = Array(128).fill(2)
+ return
+ }
+ try {
+ if (!waveform) {
+ const capture = (media as HTMLAudioElement & { captureStream?: () => MediaStream }).captureStream
+ if (!capture) return
+ const stream = capture.call(media)
+ if (!stream.getAudioTracks().length) {
+ stream.getTracks().forEach(track => track.stop())
+ return
+ }
+ let context: AudioContext | undefined
+ try {
+ context = new AudioContext()
+ const analyser = context.createAnalyser()
+ const source = context.createMediaStreamSource(stream)
+ analyser.fftSize = 2048
+ // Анализируем копию потока, не меняя аудиовыход исходного элемента.
+ source.connect(analyser)
+ waveform = { context, stream, source, analyser }
+ } catch (error) {
+ stream.getTracks().forEach(track => track.stop())
+ void context?.close().catch(() => {})
+ throw error
+ }
+ }
+ const current = waveform
+ await current.context.resume()
+ if (waveform !== current || run !== waveformRun || disposed || media.paused) return
+ const samples = new Float32Array(current.analyser.fftSize)
+ let previousFrame = -Infinity
+ const draw = (now: number) => {
+ if (waveform !== current || run !== waveformRun || disposed || media.paused) return
+ if (now - previousFrame >= 1000 / 30) {
+ previousFrame = now
+ current.analyser.getFloatTimeDomainData(samples)
+ const silent = state.value?.muted || media.muted || media.volume === 0
+ introBars.value = introBars.value.map((height, index) => {
+ let sum = 0
+ for (let i = index * 16; i < (index + 1) * 16; i++) sum += samples[i]! ** 2
+ const level = silent ? 0 : Math.sqrt(sum / 16)
+ const target = 2 + Math.min(1, level * 3) * 74
+ return level < 0.001 ? 2 : height * 0.65 + target * 0.35
+ })
+ }
+ waveformFrame = requestAnimationFrame(draw)
+ }
+ waveformFrame = requestAnimationFrame(draw)
+ } catch {
+ clearIntroWaveform()
+ }
+}
+function introPlaybackChanged() {
+ updateIntroProgress()
+ void updateIntroWaveform()
+}
function resetIntroProgress() {
introPosition.value = 0
introDuration.value = null
@@ -110,11 +201,14 @@ function apply(value: State) {
if (disposed) return
if (value.revision <= revision) return
revision = value.revision
- if (value.session !== state.value?.session || value.channels.main.source?.url !== state.value?.channels.main.source?.url || value.scene.mode !== 2)
+ if (value.session !== state.value?.session || value.channels.main.source?.url !== state.value?.channels.main.source?.url || value.scene.mode !== 2) {
resetIntroProgress()
+ clearIntroWaveform()
+ }
state.value = value
player?.apply(value)
updateIntroProgress()
+ void updateIntroWaveform()
const token = `${value.session}:${value.scene.revision}`
if (token !== sceneToken) {
sceneToken = token
@@ -138,6 +232,7 @@ onMounted(async () => {
onUnmounted(() => {
disposed = true
sceneAbort?.abort()
+ clearIntroWaveform()
unsubscribe?.()
player?.destroy()
})
@@ -169,7 +264,6 @@ onUnmounted(() => {
Вступление не задано
- Введение
{
:aria-valuenow="introDuration === null ? undefined : Math.round(introProgress * 100)"
:aria-valuetext="introTime"
>
-
- {{ introTime }}
Успехов
@@ -217,9 +302,10 @@ onUnmounted(() => {
@loadedmetadata="updateIntroProgress"
@durationchange="updateIntroProgress"
@seeked="updateIntroProgress"
- @pause="updateIntroProgress"
- @ended="updateIntroProgress"
- @emptied="resetIntroProgress"
+ @playing="introPlaybackChanged"
+ @pause="introPlaybackChanged"
+ @ended="introPlaybackChanged"
+ @emptied="resetIntroProgress(); clearIntroWaveform()"
/>