Add a Scale to 1 MP toggle on image edit before Klein.

Co-authored-by: Cursor <cursoragent@cursor.com>

utils/generationPresets.ts

@@ -19,6 +19,8 @@ export type ImagePresetSettings = {
   steps?: number
   cfg?: number
   negative?: string
+  scaleToTotalPixels?: boolean
+  scaleMegapixels?: number
 }
 
 export const IMAGE_STEPS_MIN = 1
@@ -26,6 +28,10 @@ export const IMAGE_STEPS_MAX = 50
 export const IMAGE_CFG_MIN = 0
 export const IMAGE_CFG_MAX = 20
 export const IMAGE_CFG_STEP = 0.1
+export const IMAGE_SCALE_MP_MIN = 0.01
+export const IMAGE_SCALE_MP_MAX = 16
+export const IMAGE_SCALE_MP_STEP = 0.01
+export const IMAGE_SCALE_MP_DEFAULT = 1
 
 export const VIDEO_CFG_MIN = 0
 export const VIDEO_CFG_MAX = 20
@@ -44,6 +50,17 @@ export function clampImageCfg(raw: unknown, fallback = 1) {
   return Math.min(IMAGE_CFG_MAX, Math.max(IMAGE_CFG_MIN, Math.round(snapped * 10) / 10))
 }
 
+export function clampImageScaleMegapixels(raw: unknown, fallback = IMAGE_SCALE_MP_DEFAULT) {
+  const value = Number(raw)
+  if (!Number.isFinite(value)) return fallback
+  const snapped = Math.round(value / IMAGE_SCALE_MP_STEP) * IMAGE_SCALE_MP_STEP
+  return Math.min(IMAGE_SCALE_MP_MAX, Math.max(IMAGE_SCALE_MP_MIN, Math.round(snapped * 100) / 100))
+}
+
+export function parseImageScaleToTotalPixels(raw: unknown) {
+  return raw === true || raw === 'true' || raw === '1' || raw === 1
+}
+
 export function clampVideoCfg(raw: unknown, fallback = 1.5) {
   const value = Number(raw)
   if (!Number.isFinite(value)) return fallback