Ivan Fontosh
8f8eef53c9
- Optimize imported scene preview images (smart WebP/JPEG/PNG, preserve alpha, keep pixel size) - Update converter to re-encode existing image assets with same algorithm - Improve import/export progress overlay and reduce presentation slide stutter Made-with: Cursor
71 lines
2.4 KiB
TypeScript
71 lines
2.4 KiB
TypeScript
import type { Project } from '../../../shared/types';
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import type { SceneId } from '../../../shared/types/ids';
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import type { SceneGraphSceneAudioSummary, SceneGraphSceneCard } from './SceneGraph';
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export function stableSceneGraphAudios(
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prevCard: SceneGraphSceneCard | undefined,
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nextRaw: SceneGraphSceneAudioSummary[],
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): readonly SceneGraphSceneAudioSummary[] {
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if (!prevCard) return nextRaw;
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const pa = prevCard.audios;
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if (pa.length !== nextRaw.length) return nextRaw;
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for (let i = 0; i < nextRaw.length; i++) {
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const p = pa[i];
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const n = nextRaw[i];
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if (p?.assetId !== n?.assetId || p?.loop !== n?.loop || p?.autoplay !== n?.autoplay) return nextRaw;
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}
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return pa;
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}
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export function buildNextSceneCardById(
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prevRecord: Record<SceneId, SceneGraphSceneCard>,
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project: Project,
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): Record<SceneId, SceneGraphSceneCard> {
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const nextMap: Record<SceneId, SceneGraphSceneCard> = {};
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for (const id of Object.keys(project.scenes) as SceneId[]) {
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const s = project.scenes[id];
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if (!s) continue;
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const prevCard = prevRecord[id];
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const nextAudiosRaw: SceneGraphSceneAudioSummary[] = s.media.audios.map((a) => ({
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assetId: a.assetId,
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loop: a.loop,
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autoplay: a.autoplay,
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}));
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const audios = stableSceneGraphAudios(prevCard, nextAudiosRaw);
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const loopVideo = s.settings.loopVideo;
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if (
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prevCard?.title === s.title &&
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prevCard.previewAssetId === s.previewAssetId &&
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prevCard.previewThumbAssetId === s.previewThumbAssetId &&
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prevCard.previewAssetType === s.previewAssetType &&
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prevCard.previewVideoAutostart === s.previewVideoAutostart &&
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prevCard.previewRotationDeg === s.previewRotationDeg &&
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prevCard.loopVideo === loopVideo &&
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prevCard.audios === audios
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) {
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nextMap[id] = prevCard;
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} else {
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nextMap[id] = {
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title: s.title,
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previewAssetId: s.previewAssetId,
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previewThumbAssetId: s.previewThumbAssetId,
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previewAssetType: s.previewAssetType,
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previewVideoAutostart: s.previewVideoAutostart,
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previewRotationDeg: s.previewRotationDeg,
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loopVideo,
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audios,
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};
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}
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}
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const prevKeys = Object.keys(prevRecord);
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const nextKeys = Object.keys(nextMap);
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const reuseRecord =
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prevKeys.length === nextKeys.length &&
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nextKeys.every((k) => prevRecord[k as SceneId] === nextMap[k as SceneId]);
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return reuseRecord ? prevRecord : nextMap;
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}
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