From e837e7504379e100ff3b56282577ec67bb88bec9 Mon Sep 17 00:00:00 2001 From: cashmere Date: Tue, 28 Jul 2026 19:41:14 +0200 Subject: feat: ripple-extend resize, timeline filmstrip, export hardening Yesterday's verified web session (gates green: 316 tests, tsc, build): - ripple-extend pushes right-hand chain on static-element resize - per-position video filmstrip thumbnails with zoom-adaptive density - fps-aware export bitrate, 2s keyframes, even-dim export canvas - freeze frame uses fixed 3s duration, prompt removed --- apps/web/src/services/renderer/export-encoding.ts | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) create mode 100644 apps/web/src/services/renderer/export-encoding.ts (limited to 'apps/web/src/services/renderer/export-encoding.ts') diff --git a/apps/web/src/services/renderer/export-encoding.ts b/apps/web/src/services/renderer/export-encoding.ts new file mode 100644 index 00000000..cc333ea4 --- /dev/null +++ b/apps/web/src/services/renderer/export-encoding.ts @@ -0,0 +1,22 @@ +import type { ExportQuality } from "@/export"; + +const videoBitsPerPixelFrame: Record = { + low: 0.05, + medium: 0.1, + high: 0.2, + very_high: 0.4, +}; + +export function computeVideoBitrate({ + width, + height, + fps, + quality, +}: { + width: number; + height: number; + fps: number; + quality: ExportQuality; +}): number { + return Math.round(width * height * fps * videoBitsPerPixelFrame[quality]); +} -- cgit v1.3.1