From 4d127a038bf768eded68aae3cfa5c1b12241bdac Mon Sep 17 00:00:00 2001 From: Maze Winther Date: Fri, 27 Mar 2026 00:55:15 +0100 Subject: chore: normalize line endings --- apps/web/src/lib/timeline/audio-state.ts | 200 +++++++++++++++---------------- 1 file changed, 100 insertions(+), 100 deletions(-) (limited to 'apps/web/src/lib/timeline/audio-state.ts') diff --git a/apps/web/src/lib/timeline/audio-state.ts b/apps/web/src/lib/timeline/audio-state.ts index 4bc3a7e1..28e381c2 100644 --- a/apps/web/src/lib/timeline/audio-state.ts +++ b/apps/web/src/lib/timeline/audio-state.ts @@ -1,100 +1,100 @@ -import { hasKeyframesForPath } from "@/lib/animation/keyframe-query"; -import { resolveNumberAtTime } from "@/lib/animation/resolve"; -import { VOLUME_DB_MAX, VOLUME_DB_MIN } from "./audio-constants"; -import type { TimelineElement } from "./types"; -const DEFAULT_STEP_SECONDS = 1 / 60; - -export type AudioCapableElement = Extract< - TimelineElement, - { type: "audio" | "video" } ->; - -export function clampDb(value: number): number { - if (!Number.isFinite(value)) { - return 0; - } - - return Math.min(VOLUME_DB_MAX, Math.max(VOLUME_DB_MIN, value)); -} - -export function dBToLinear(db: number): number { - return 10 ** (clampDb(db) / 20); -} - -export function hasAnimatedVolume({ - element, -}: { - element: AudioCapableElement; -}): boolean { - return hasKeyframesForPath({ - animations: element.animations, - propertyPath: "volume", - }); -} - -export function resolveEffectiveAudioGain({ - element, - trackMuted = false, - localTime, -}: { - element: AudioCapableElement; - trackMuted?: boolean; - localTime: number; -}): number { - if (trackMuted || element.muted === true) { - return 0; - } - - const resolvedDb = resolveNumberAtTime({ - baseValue: element.volume ?? 0, - animations: element.animations, - propertyPath: "volume", - localTime, - }); - - return dBToLinear(resolvedDb); -} - -export function buildAudioGainAutomation({ - element, - trackMuted = false, - fromLocalTime, - toLocalTime, - stepSeconds = DEFAULT_STEP_SECONDS, -}: { - element: AudioCapableElement; - trackMuted?: boolean; - fromLocalTime: number; - toLocalTime: number; - stepSeconds?: number; -}): Array<{ localTime: number; gain: number }> { - const startTime = Math.max(0, fromLocalTime); - const endTime = Math.max(startTime, toLocalTime); - const safeStep = - Number.isFinite(stepSeconds) && stepSeconds > 0 - ? stepSeconds - : DEFAULT_STEP_SECONDS; - const points: Array<{ localTime: number; gain: number }> = []; - - for (let localTime = startTime; localTime < endTime; localTime += safeStep) { - points.push({ - localTime, - gain: resolveEffectiveAudioGain({ - element, - trackMuted, - localTime, - }), - }); - } - - points.push({ - localTime: endTime, - gain: resolveEffectiveAudioGain({ - element, - trackMuted, - localTime: endTime, - }), - }); - - return points; -} +import { hasKeyframesForPath } from "@/lib/animation/keyframe-query"; +import { resolveNumberAtTime } from "@/lib/animation/resolve"; +import { VOLUME_DB_MAX, VOLUME_DB_MIN } from "./audio-constants"; +import type { TimelineElement } from "./types"; +const DEFAULT_STEP_SECONDS = 1 / 60; + +export type AudioCapableElement = Extract< + TimelineElement, + { type: "audio" | "video" } +>; + +export function clampDb(value: number): number { + if (!Number.isFinite(value)) { + return 0; + } + + return Math.min(VOLUME_DB_MAX, Math.max(VOLUME_DB_MIN, value)); +} + +export function dBToLinear(db: number): number { + return 10 ** (clampDb(db) / 20); +} + +export function hasAnimatedVolume({ + element, +}: { + element: AudioCapableElement; +}): boolean { + return hasKeyframesForPath({ + animations: element.animations, + propertyPath: "volume", + }); +} + +export function resolveEffectiveAudioGain({ + element, + trackMuted = false, + localTime, +}: { + element: AudioCapableElement; + trackMuted?: boolean; + localTime: number; +}): number { + if (trackMuted || element.muted === true) { + return 0; + } + + const resolvedDb = resolveNumberAtTime({ + baseValue: element.volume ?? 0, + animations: element.animations, + propertyPath: "volume", + localTime, + }); + + return dBToLinear(resolvedDb); +} + +export function buildAudioGainAutomation({ + element, + trackMuted = false, + fromLocalTime, + toLocalTime, + stepSeconds = DEFAULT_STEP_SECONDS, +}: { + element: AudioCapableElement; + trackMuted?: boolean; + fromLocalTime: number; + toLocalTime: number; + stepSeconds?: number; +}): Array<{ localTime: number; gain: number }> { + const startTime = Math.max(0, fromLocalTime); + const endTime = Math.max(startTime, toLocalTime); + const safeStep = + Number.isFinite(stepSeconds) && stepSeconds > 0 + ? stepSeconds + : DEFAULT_STEP_SECONDS; + const points: Array<{ localTime: number; gain: number }> = []; + + for (let localTime = startTime; localTime < endTime; localTime += safeStep) { + points.push({ + localTime, + gain: resolveEffectiveAudioGain({ + element, + trackMuted, + localTime, + }), + }); + } + + points.push({ + localTime: endTime, + gain: resolveEffectiveAudioGain({ + element, + trackMuted, + localTime: endTime, + }), + }); + + return points; +} -- cgit v1.3.1