Overhaul Studio controls and add image batch from one still.

Video and Image pickers, thumbwheels, aspect icons, and a Scale to MP paddle; extra prompts default to batch so each run starts from the original image.

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

components/AspectRatioPick.vue

@@ -0,0 +1,42 @@
+<template>
+  <div>
+    <p v-if="heading" class="mb-2 text-xs uppercase tracking-wider text-zinc-500">{{ heading }}</p>
+    <div class="grid grid-cols-2 gap-2 lg:grid-cols-4">
+      <button
+        v-for="option in options"
+        :key="option.id"
+        type="button"
+        class="rounded-xl border px-3 py-2.5 text-left text-sm transition"
+        :class="model === option.id ? 'border-amber-300 bg-amber-400/10 text-amber-100' : 'border-white/10 text-zinc-200 hover:border-white/20'"
+        @click="model = option.id"
+      >
+        <span class="mb-1.5 flex h-8 items-center" aria-hidden="true">
+          <svg v-if="option.id === 'auto'" class="h-7 w-10" viewBox="0 0 40 28" fill="none">
+            <rect x="11" y="8" width="18" height="12" rx="1.5" stroke="currentColor" stroke-width="1.75" stroke-dasharray="2.5 2" />
+            <path d="M5 9V4h5M35 9V4h-5M5 19v5h5M35 19v5h-5" stroke="currentColor" stroke-width="1.75" stroke-linecap="round" stroke-linejoin="round" />
+          </svg>
+          <svg v-else-if="option.id === '16:9'" class="h-7 w-10" viewBox="0 0 40 28" fill="none">
+            <rect x="2" y="8" width="36" height="13" rx="2.5" stroke="currentColor" stroke-width="1.75" />
+          </svg>
+          <svg v-else-if="option.id === '9:16'" class="h-7 w-10" viewBox="0 0 40 28" fill="none">
+            <rect x="14" y="2" width="12" height="24" rx="2.5" stroke="currentColor" stroke-width="1.75" />
+          </svg>
+          <svg v-else class="h-7 w-10" viewBox="0 0 40 28" fill="none">
+            <rect x="9" y="3" width="22" height="22" rx="2.5" stroke="currentColor" stroke-width="1.75" />
+          </svg>
+        </span>
+        <span class="block font-semibold leading-tight">{{ option.label }}</span>
+        <span class="mt-0.5 block text-[11px] leading-snug text-zinc-400">{{ option.hint }}</span>
+      </button>
+    </div>
+  </div>
+</template>
+
+<script setup lang="ts">
+defineProps<{
+  heading?: string
+  options: { id: string; label: string; hint: string }[]
+}>()
+
+const model = defineModel<string>({ required: true })
+</script>

components/DurationField.vue

@@ -17,17 +17,16 @@
       >
       <span class="pointer-events-none absolute right-3 top-1/2 -translate-y-1/2 text-xs text-zinc-500">s</span>
     </div>
-    <input
-      class="aigen-slider mt-3 w-full"
-      type="range"
-      :min="SLIDER_MIN"
-      :max="SLIDER_MAX"
-      :step="0.1"
-      :value="slider"
-      :style="{ background: `linear-gradient(to right, #fbbf24 ${sliderPct}%, #27272a ${sliderPct}%)` }"
-      :aria-label="label || 'Duration in seconds'"
-      @input="onSlider"
-    >
+    <div class="mt-3">
+      <Thumbwheel
+        :model-value="slider"
+        :min="SLIDER_MIN"
+        :max="SLIDER_MAX"
+        :step="0.1"
+        compact
+        @update:model-value="onSliderValue"
+      />
+    </div>
     <p v-if="hint" class="mt-1 text-[11px] text-zinc-500">{{ hint }}</p>
   </div>
 </template>
@@ -51,7 +50,6 @@ const draft = ref(formatDuration(model.value))
 const scrubbing = ref(false)
 
 const slider = computed(() => Math.min(SLIDER_MAX, Math.max(SLIDER_MIN, model.value)))
-const sliderPct = computed(() => ((slider.value - SLIDER_MIN) / (SLIDER_MAX - SLIDER_MIN)) * 100)
 
 watch(model, (value) => {
   if (!scrubbing.value) draft.value = formatDuration(value)
@@ -72,8 +70,8 @@ function commit() {
   draft.value = formatDuration(model.value)
 }
 
-function onSlider(event: Event) {
-  model.value = clampDuration(Number((event.target as HTMLInputElement).value))
+function onSliderValue(value: number) {
+  model.value = clampDuration(value)
   draft.value = formatDuration(model.value)
 }
 

components/LampToggle.vue

@@ -0,0 +1,176 @@
+<template>
+  <div class="w-[6.5rem] min-w-0">
+    <div v-if="label" class="mb-1.5 text-[10px] font-medium uppercase tracking-wider text-zinc-500">{{ label }}</div>
+    <button
+      type="button"
+      role="switch"
+      class="lamp-plate relative flex h-[9.75rem] w-full flex-col items-center justify-between overflow-hidden rounded-2xl px-1.5 py-2"
+      :class="model ? 'is-on' : 'is-off'"
+      :aria-checked="model"
+      :aria-label="label || 'Toggle'"
+      @click="model = !model"
+    >
+      <span class="screw tl" aria-hidden="true" />
+      <span class="screw tr" aria-hidden="true" />
+      <span class="screw bl" aria-hidden="true" />
+      <span class="screw br" aria-hidden="true" />
+
+      <span class="flex flex-col items-center gap-1">
+        <span class="led" aria-hidden="true" />
+        <span class="stamp" :class="model ? 'stamp-lit' : ''">ON</span>
+      </span>
+
+      <span class="collar" aria-hidden="true">
+        <span class="collar-ring" />
+        <span class="paddle" :class="model ? 'paddle-on' : 'paddle-off'">
+          <span class="paddle-body" />
+        </span>
+      </span>
+
+      <span class="stamp" :class="model ? '' : 'stamp-lit'">OFF</span>
+    </button>
+  </div>
+</template>
+
+<script setup lang="ts">
+defineProps<{
+  label?: string
+}>()
+
+const model = defineModel<boolean>({ required: true })
+</script>
+
+<style scoped>
+.lamp-plate {
+  border: 1px solid rgba(255, 255, 255, 0.12);
+  background:
+    radial-gradient(120% 80% at 50% 0%, rgba(251, 191, 36, 0.08), transparent 55%),
+    linear-gradient(180deg, #2a2a2e 0%, #18181b 42%, #0c0c0e 100%);
+  box-shadow:
+    inset 0 1px 0 rgba(255, 255, 255, 0.12),
+    inset 0 -10px 18px rgba(0, 0, 0, 0.45),
+    0 8px 18px rgba(0, 0, 0, 0.35);
+}
+.lamp-plate.is-on {
+  border-color: rgba(251, 191, 36, 0.45);
+  box-shadow:
+    inset 0 1px 0 rgba(253, 230, 138, 0.18),
+    inset 0 -10px 18px rgba(0, 0, 0, 0.4),
+    0 0 18px rgba(251, 191, 36, 0.18);
+}
+.screw {
+  position: absolute;
+  width: 8px;
+  height: 8px;
+  border-radius: 50%;
+  background:
+    radial-gradient(circle at 35% 30%, #f4f4f5, #a1a1aa 42%, #52525b 70%, #27272a);
+  box-shadow:
+    0 0 0 0.5px rgba(255, 255, 255, 0.25),
+    inset 0 -1px 1px rgba(0, 0, 0, 0.55);
+}
+.screw::after {
+  content: '';
+  position: absolute;
+  inset: 2px;
+  background:
+    linear-gradient(#3f3f46, #3f3f46) center / 4px 1px no-repeat,
+    linear-gradient(#3f3f46, #3f3f46) center / 1px 4px no-repeat;
+  opacity: 0.85;
+}
+.tl { top: 6px; left: 6px; }
+.tr { top: 6px; right: 6px; }
+.bl { bottom: 6px; left: 6px; }
+.br { bottom: 6px; right: 6px; }
+.led {
+  width: 10px;
+  height: 10px;
+  border-radius: 50%;
+  background: #3f3f46;
+  box-shadow:
+    inset 0 1px 2px rgba(0, 0, 0, 0.85),
+    0 0 0 1px rgba(0, 0, 0, 0.4);
+}
+.is-on .led {
+  background: radial-gradient(circle at 35% 30%, #fef3c7, #fbbf24 55%, #d97706);
+  box-shadow:
+    0 0 10px rgba(251, 191, 36, 1),
+    0 0 18px rgba(251, 191, 36, 0.55),
+    inset 0 1px 1px rgba(255, 255, 255, 0.7);
+}
+.stamp {
+  font-size: 9px;
+  font-weight: 800;
+  letter-spacing: 0.18em;
+  color: rgba(244, 244, 245, 0.28);
+  text-shadow: 0 1px 0 rgba(0, 0, 0, 0.7);
+}
+.stamp-lit {
+  color: #fef3c7;
+  text-shadow: 0 0 8px rgba(251, 191, 36, 0.7);
+}
+.collar {
+  position: relative;
+  display: grid;
+  place-items: center;
+  width: 3.35rem;
+  height: 3.35rem;
+}
+.collar-ring {
+  position: absolute;
+  inset: 0;
+  border-radius: 50%;
+  background:
+    radial-gradient(circle at 30% 26%, #fff 0 5%, transparent 16%),
+    repeating-radial-gradient(circle at 50% 50%, #e4e4e7 0 1px, #a1a1aa 2px, #71717a 3px, #3f3f46 4px);
+  box-shadow:
+    0 3px 6px rgba(0, 0, 0, 0.6),
+    inset 0 2px 3px rgba(255, 255, 255, 0.5),
+    inset 0 -4px 6px rgba(0, 0, 0, 0.6);
+}
+.collar-ring::after {
+  content: '';
+  position: absolute;
+  inset: 10px;
+  border-radius: 50%;
+  background: radial-gradient(circle at 50% 40%, #3f3f46, #09090b 72%);
+  box-shadow: inset 0 3px 6px rgba(0, 0, 0, 0.9);
+}
+.paddle {
+  position: relative;
+  z-index: 1;
+  width: 1.15rem;
+  height: 2.55rem;
+  transform-origin: 50% 50%;
+  transition: transform 0.22s cubic-bezier(0.22, 1, 0.36, 1);
+  filter: drop-shadow(0 5px 4px rgba(0, 0, 0, 0.55));
+}
+.paddle-on {
+  transform: translateY(-0.42rem) rotate(-12deg);
+}
+.paddle-off {
+  transform: translateY(0.42rem) rotate(12deg);
+}
+.paddle-body {
+  display: block;
+  width: 100%;
+  height: 100%;
+  border-radius: 0.7rem 0.7rem 0.45rem 0.45rem;
+  background:
+    linear-gradient(180deg, rgba(255, 255, 255, 0.38) 0%, rgba(255, 255, 255, 0.05) 28%, transparent 45%),
+    linear-gradient(90deg, #0a0a0b 0%, #3f3f46 46%, #111113 100%);
+  box-shadow:
+    inset 0 1px 0 rgba(255, 255, 255, 0.4),
+    inset 0 -3px 4px rgba(0, 0, 0, 0.7);
+  clip-path: polygon(22% 0, 78% 0, 100% 22%, 68% 100%, 32% 100%, 0 22%);
+}
+.is-on .paddle-body {
+  background:
+    linear-gradient(180deg, rgba(254, 243, 199, 0.7) 0%, rgba(251, 191, 36, 0.2) 26%, transparent 48%),
+    linear-gradient(90deg, #1c1408 0%, #b45309 48%, #111 100%);
+  box-shadow:
+    0 0 10px rgba(251, 191, 36, 0.45),
+    inset 0 1px 0 rgba(254, 243, 199, 0.55),
+    inset 0 -3px 4px rgba(0, 0, 0, 0.7);
+}
+</style>

components/LoraSelect.vue

@@ -42,39 +42,27 @@
             Remove
           </button>
         </div>
-        <div class="mt-1.5 grid grid-cols-2 gap-2">
-          <label class="block min-w-0">
-            <span class="mb-0.5 flex justify-between text-[10px] uppercase tracking-wider text-zinc-500">
-              <span>Model</span>
-              <span class="tabular-nums normal-case text-zinc-400">{{ formatLoraStrength(item.strengthModel) }}</span>
-            </span>
-            <input
-              type="range"
-              class="aigen-slider w-full"
-              :min="LORA_STRENGTH_MIN"
-              :max="LORA_STRENGTH_MAX"
-              :step="LORA_STRENGTH_STEP"
-              :value="item.strengthModel"
-              :disabled="disabled"
-              @input="setStrength(index, 'strengthModel', $event)"
-            >
-          </label>
-          <label class="block min-w-0" :class="{ 'opacity-50': !clipStrength }">
-            <span class="mb-0.5 flex justify-between text-[10px] uppercase tracking-wider text-zinc-500">
-              <span>CLIP</span>
-              <span class="tabular-nums normal-case text-zinc-400">{{ formatLoraStrength(item.strengthClip) }}</span>
-            </span>
-            <input
-              type="range"
-              class="aigen-slider w-full"
-              :min="LORA_STRENGTH_MIN"
-              :max="LORA_STRENGTH_MAX"
-              :step="LORA_STRENGTH_STEP"
-              :value="item.strengthClip"
-              :disabled="disabled || !clipStrength"
-              @input="setStrength(index, 'strengthClip', $event)"
-            >
-          </label>
+        <div class="mt-1.5 flex flex-wrap gap-3">
+          <Thumbwheel
+            :model-value="item.strengthModel"
+            label="Model"
+            :min="LORA_STRENGTH_MIN"
+            :max="LORA_STRENGTH_MAX"
+            :step="LORA_STRENGTH_STEP"
+            compact
+            :disabled="disabled"
+            @update:model-value="setStrength(index, 'strengthModel', $event)"
+          />
+          <Thumbwheel
+            :model-value="item.strengthClip"
+            label="CLIP"
+            :min="LORA_STRENGTH_MIN"
+            :max="LORA_STRENGTH_MAX"
+            :step="LORA_STRENGTH_STEP"
+            compact
+            :disabled="disabled || !clipStrength"
+            @update:model-value="setStrength(index, 'strengthClip', $event)"
+          />
         </div>
       </li>
     </ul>
@@ -107,7 +95,6 @@ import {
   LORA_STRENGTH_MIN,
   LORA_STRENGTH_STEP,
   clampLoraStrength,
-  formatLoraStrength,
   loraDisplayName,
   loraIdentityKey,
   makeLoraStackItem,
@@ -208,8 +195,8 @@ function onDragEnd() {
   dragOverIndex.value = null
 }
 
-function setStrength(index: number, key: 'strengthModel' | 'strengthClip', event: Event) {
-  const value = clampLoraStrength((event.target as HTMLInputElement).value)
-  model.value = model.value.map((item, i) => i === index ? { ...item, [key]: value } : item)
+function setStrength(index: number, key: 'strengthModel' | 'strengthClip', value: number) {
+  const next = clampLoraStrength(value)
+  model.value = model.value.map((item, i) => i === index ? { ...item, [key]: next } : item)
 }
 </script>

components/SegmentDigits.vue

@@ -0,0 +1,88 @@
+<template>
+  <div class="segment-readout flex h-11 items-center justify-center gap-px px-1.5" aria-hidden="true">
+    <template v-for="(ch, i) in chars" :key="i">
+      <span v-if="ch === '.'" class="dot on" />
+      <span v-else class="digit" :data-n="ch">
+        <i class="seg a" :class="{ on: lit(ch, 'a') }" />
+        <i class="seg b" :class="{ on: lit(ch, 'b') }" />
+        <i class="seg c" :class="{ on: lit(ch, 'c') }" />
+        <i class="seg d" :class="{ on: lit(ch, 'd') }" />
+        <i class="seg e" :class="{ on: lit(ch, 'e') }" />
+        <i class="seg f" :class="{ on: lit(ch, 'f') }" />
+        <i class="seg g" :class="{ on: lit(ch, 'g') }" />
+      </span>
+    </template>
+  </div>
+</template>
+
+<script setup lang="ts">
+const MAP: Record<string, string> = {
+  '0': 'abcdef',
+  '1': 'bc',
+  '2': 'abged',
+  '3': 'abcdg',
+  '4': 'fgbc',
+  '5': 'afgcd',
+  '6': 'afedcg',
+  '7': 'abc',
+  '8': 'abcdefg',
+  '9': 'abcdfg',
+  '-': 'g'
+}
+
+const props = defineProps<{
+  value: string
+}>()
+
+const chars = computed(() => {
+  const raw = String(props.value || '0')
+  return raw.split('').filter(ch => ch === '.' || MAP[ch])
+})
+
+function lit(ch: string, seg: string) {
+  return (MAP[ch] || '').includes(seg)
+}
+</script>
+
+<style scoped>
+.segment-readout {
+  background:
+    linear-gradient(180deg, rgba(9, 9, 11, 0.95), rgba(24, 24, 27, 0.9));
+  box-shadow:
+    inset 0 2px 8px rgba(0, 0, 0, 0.75),
+    inset 0 -1px 0 rgba(255, 255, 255, 0.04);
+}
+.digit {
+  position: relative;
+  width: 0.72rem;
+  height: 1.15rem;
+}
+.seg {
+  position: absolute;
+  background: rgba(251, 191, 36, 0.1);
+  border-radius: 1px;
+}
+.seg.on {
+  background: #fbbf24;
+  box-shadow: 0 0 6px rgba(251, 191, 36, 0.65);
+}
+.a { top: 0; left: 2px; right: 2px; height: 2px; }
+.d { bottom: 0; left: 2px; right: 2px; height: 2px; }
+.g { top: calc(50% - 1px); left: 2px; right: 2px; height: 2px; }
+.f { top: 2px; left: 0; width: 2px; height: calc(50% - 3px); }
+.b { top: 2px; right: 0; width: 2px; height: calc(50% - 3px); }
+.e { bottom: 2px; left: 0; width: 2px; height: calc(50% - 3px); }
+.c { bottom: 2px; right: 0; width: 2px; height: calc(50% - 3px); }
+.dot {
+  width: 3px;
+  height: 3px;
+  margin: 0 1px 1px;
+  align-self: flex-end;
+  border-radius: 1px;
+  background: rgba(251, 191, 36, 0.1);
+}
+.dot.on {
+  background: #fbbf24;
+  box-shadow: 0 0 6px rgba(251, 191, 36, 0.65);
+}
+</style>

components/Thumbwheel.vue

@@ -0,0 +1,158 @@
+<template>
+  <div class="w-[6.5rem] min-w-0" :class="disabled ? 'opacity-50' : ''">
+    <div v-if="label" class="mb-1.5 text-[10px] font-medium uppercase tracking-wider text-zinc-500">{{ label }}</div>
+    <div class="overflow-hidden rounded-2xl border border-white/10 bg-zinc-950">
+      <div class="border-b border-white/5">
+        <SegmentDigits :value="display" />
+      </div>
+      <div
+        ref="root"
+        class="thumbwheel relative w-full select-none"
+        :class="[
+          compact ? 'h-28' : 'h-36',
+          disabled ? 'pointer-events-none' : 'cursor-ns-resize'
+        ]"
+        role="slider"
+        :aria-label="ariaLabel || label || 'Value'"
+        :aria-valuemin="min"
+        :aria-valuemax="max"
+        :aria-valuenow="model"
+        :aria-disabled="disabled"
+        tabindex="0"
+        @pointerdown="onPointerDown"
+        @wheel.prevent="onWheel"
+        @keydown="onKey"
+      >
+        <div
+          class="thumbwheel-drum pointer-events-none absolute inset-y-1 left-1 right-8 overflow-hidden rounded-xl"
+          :style="{ backgroundPositionY: `${drumShift}px` }"
+        />
+        <div class="pointer-events-none absolute inset-y-2 right-2.5 w-2.5 rounded-full bg-zinc-900 shadow-[inset_0_0_0_1px_rgba(255,255,255,0.08)]">
+          <span
+            class="absolute left-0 right-0 h-0.5 rounded-full bg-amber-300 shadow-[0_0_10px_rgba(251,191,36,0.85)]"
+            :style="{ top: `calc(${100 - pct}% - 1px)` }"
+          />
+        </div>
+      </div>
+    </div>
+  </div>
+</template>
+
+<script setup lang="ts">
+const props = withDefaults(defineProps<{
+  min: number
+  max: number
+  step?: number
+  fineStep?: number
+  coarseStep?: number
+  label?: string
+  ariaLabel?: string
+  disabled?: boolean
+  compact?: boolean
+  digits?: number
+}>(), {
+  step: 0.1,
+  fineStep: 0.1,
+  coarseStep: 1,
+  label: '',
+  ariaLabel: '',
+  disabled: false,
+  compact: false,
+  digits: 1
+})
+
+const model = defineModel<number>({ required: true })
+const root = ref<HTMLElement | null>(null)
+
+const span = computed(() => Math.max(props.max - props.min, 0.0001))
+const pct = computed(() => ((clamp(model.value) - props.min) / span.value) * 100)
+const display = computed(() => format(model.value))
+const drumShift = computed(() => Math.round((pct.value / 100) * 72))
+
+function clamp(value: number) {
+  if (!Number.isFinite(value)) return props.min
+  const step = props.step || 0.1
+  const snapped = Math.round(value / step) * step
+  const places = step < 0.1 ? 2 : 1
+  const rounded = Number(snapped.toFixed(places))
+  return Math.min(props.max, Math.max(props.min, rounded))
+}
+
+function format(value: number) {
+  const n = clamp(value)
+  if (props.digits === 0) return String(Math.round(n))
+  return n.toFixed(props.digits).replace(/\.0+$/, '').replace(/(\.\d*[1-9])0+$/, '$1')
+}
+
+function nudge(delta: number) {
+  model.value = clamp(model.value + delta)
+}
+
+function onWheel(event: WheelEvent) {
+  if (props.disabled) return
+  const step = event.shiftKey ? props.coarseStep : props.fineStep
+  nudge(event.deltaY < 0 ? step : -step)
+}
+
+function onKey(event: KeyboardEvent) {
+  if (props.disabled) return
+  const step = event.shiftKey ? props.coarseStep : props.fineStep
+  if (event.key === 'ArrowUp' || event.key === 'ArrowRight') {
+    event.preventDefault()
+    nudge(step)
+  } else if (event.key === 'ArrowDown' || event.key === 'ArrowLeft') {
+    event.preventDefault()
+    nudge(-step)
+  } else if (event.key === 'Home') {
+    event.preventDefault()
+    model.value = props.min
+  } else if (event.key === 'End') {
+    event.preventDefault()
+    model.value = props.max
+  }
+}
+
+function onPointerDown(event: PointerEvent) {
+  if (props.disabled || event.button !== 0) return
+  const el = root.value
+  if (!el) return
+  event.preventDefault()
+  el.setPointerCapture(event.pointerId)
+  const height = el.clientHeight || 1
+  const startY = event.clientY
+  const startValue = model.value
+  const onMove = (move: PointerEvent) => {
+    const delta = startY - move.clientY
+    model.value = clamp(startValue + (delta / height) * span.value)
+  }
+  const onUp = () => {
+    el.removeEventListener('pointermove', onMove)
+    el.removeEventListener('pointerup', onUp)
+    el.removeEventListener('pointercancel', onUp)
+  }
+  el.addEventListener('pointermove', onMove)
+  el.addEventListener('pointerup', onUp)
+  el.addEventListener('pointercancel', onUp)
+}
+</script>
+
+<style scoped>
+.thumbwheel {
+  touch-action: none;
+}
+.thumbwheel-drum {
+  background-image:
+    repeating-linear-gradient(
+      to bottom,
+      rgba(82, 82, 91, 0.95) 0 2px,
+      rgba(24, 24, 27, 1) 2px 7px,
+      rgba(63, 63, 70, 0.9) 7px 9px,
+      rgba(9, 9, 11, 1) 9px 14px
+    );
+  background-size: 100% 14px;
+  box-shadow:
+    inset 0 18px 20px rgba(0, 0, 0, 0.55),
+    inset 0 -18px 20px rgba(0, 0, 0, 0.55),
+    inset 12px 0 16px rgba(255, 255, 255, 0.04);
+}
+</style>

pages/index.vue

@@ -12,30 +12,34 @@
     <main class="mx-auto grid min-w-0 max-w-7xl gap-6 px-4 py-6 sm:px-6 lg:grid-cols-[minmax(0,1fr)_minmax(0,1fr)]">
       <section id="studio-input" class="glass min-w-0 max-w-full rounded-3xl p-5 sm:p-6 space-y-5">
         <div>
-          <div class="mb-3 flex flex-wrap gap-2">
+          <div class="mb-4 grid grid-cols-2 gap-3">
             <button
               type="button"
-              class="rounded-full border px-3 py-1 text-xs font-medium"
-              :class="studioMode === 'video' ? 'border-amber-300/70 bg-amber-400/10 text-amber-100' : 'border-white/10 text-zinc-400 hover:text-white'"
-              @click="studioMode = 'video'; outputFocus = 'video'"
+              class="rounded-3xl border px-4 py-4 text-left transition"
+              :class="studioMode === 'video' ? 'border-amber-300 bg-amber-400/10 text-amber-50' : 'border-white/10 text-zinc-400 hover:border-white/20 hover:text-zinc-200'"
+              @click="selectStudioKind('video')"
             >
-              Video
+              <svg class="h-10 w-10" viewBox="0 0 40 40" fill="none" aria-hidden="true">
+                <rect x="4" y="10" width="24" height="20" rx="3" stroke="currentColor" stroke-width="2" />
+                <path d="M28 16 36 12v16l-8-4V16Z" stroke="currentColor" stroke-width="2" stroke-linejoin="round" />
+                <circle cx="12" cy="20" r="2" fill="currentColor" />
+              </svg>
+              <span class="mt-3 block font-display text-lg font-bold text-zinc-100">Video</span>
+              <span class="mt-0.5 block text-xs text-zinc-500">MiniMax H3 · LTX</span>
             </button>
             <button
               type="button"
-              class="rounded-full border px-3 py-1 text-xs font-medium"
-              :class="studioMode === 'edit' ? 'border-amber-300/70 bg-amber-400/10 text-amber-100' : 'border-white/10 text-zinc-400 hover:text-white'"
-              @click="studioMode = 'edit'; outputFocus = 'edit'"
+              class="rounded-3xl border px-4 py-4 text-left transition"
+              :class="imageStudio ? 'border-amber-300 bg-amber-400/10 text-amber-50' : 'border-white/10 text-zinc-400 hover:border-white/20 hover:text-zinc-200'"
+              @click="selectStudioKind('image')"
             >
-              Image edit
-            </button>
-            <button
-              type="button"
-              class="rounded-full border px-3 py-1 text-xs font-medium"
-              :class="studioMode === 'editv2' ? 'border-amber-300/70 bg-amber-400/10 text-amber-100' : 'border-white/10 text-zinc-400 hover:text-white'"
-              @click="studioMode = 'editv2'; outputFocus = 'edit'"
-            >
-              Image v2
+              <svg class="h-10 w-10" viewBox="0 0 40 40" fill="none" aria-hidden="true">
+                <rect x="6" y="8" width="28" height="24" rx="3" stroke="currentColor" stroke-width="2" />
+                <path d="m10 26 7-8 6 7 3-3 4 4" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" />
+                <circle cx="15" cy="15" r="2.5" fill="currentColor" />
+              </svg>
+              <span class="mt-3 block font-display text-lg font-bold text-zinc-100">Image</span>
+              <span class="mt-0.5 block text-xs text-zinc-500">Flux · Krea</span>
             </button>
           </div>
           <h2 class="font-display text-2xl font-bold">Input</h2>
@@ -335,13 +339,33 @@
             </div>
           </div>
           <div v-if="studioMode === 'edit' || v2PassChaining" class="mt-3 space-y-3">
+            <div class="grid grid-cols-2 gap-2">
+              <button
+                type="button"
+                class="rounded-xl border px-3 py-2 text-left text-sm transition"
+                :class="imagePassMode === 'batch' ? 'border-amber-300 bg-amber-400/10 text-amber-100' : 'border-white/10 hover:border-white/20'"
+                @click="imagePassMode = 'batch'"
+              >
+                <span class="block font-semibold">Batch</span>
+                <span class="text-[11px] leading-snug text-zinc-400">Each prompt from the start still</span>
+              </button>
+              <button
+                type="button"
+                class="rounded-xl border px-3 py-2 text-left text-sm transition"
+                :class="imagePassMode === 'chain' ? 'border-amber-300 bg-amber-400/10 text-amber-100' : 'border-white/10 hover:border-white/20'"
+                @click="imagePassMode = 'chain'"
+              >
+                <span class="block font-semibold">Chain</span>
+                <span class="text-[11px] leading-snug text-zinc-400">Each pass from the last output</span>
+              </button>
+            </div>
             <div
               v-for="(item, index) in editPassQueue"
               :key="item.id"
               class="rounded-2xl border border-white/10 bg-zinc-950/50 p-4"
             >
               <div class="mb-3 flex items-center justify-between gap-2">
-                <p class="text-sm font-medium text-zinc-200">Pass {{ index + 2 }}</p>
+                <p class="text-sm font-medium text-zinc-200">{{ imagePassMode === 'batch' ? 'Prompt' : 'Pass' }} {{ index + 2 }}</p>
                 <button
                   type="button"
                   class="text-xs text-red-300 hover:text-red-200"
@@ -615,7 +639,7 @@
             </div>
             <p class="mt-2 text-xs text-zinc-500">{{ videoModelHint }}</p>
           </div>
-          <div v-if="videoEngine === 'minimax' && videoStart === 'still'">
+          <div v-if="showLegacyMinimaxV1 && videoEngine === 'minimax' && videoStart === 'still'">
             <p class="mb-2 text-xs uppercase tracking-wider text-zinc-500">MiniMax graph</p>
             <div class="grid grid-cols-2 gap-2">
               <button
@@ -751,36 +775,20 @@
             <p v-if="v2Engine === 'krea'" class="mt-1 text-[11px] text-zinc-500">Flux LoRAs stay on the Flux engine. Switch back to restore that chain.</p>
           </div>
           <div>
-            <p class="mb-2 text-xs uppercase tracking-wider text-zinc-500">Aspect ratio</p>
-            <div class="grid grid-cols-2 gap-2 lg:grid-cols-4">
-              <button
-                v-for="option in imageAspects"
-                :key="option.id"
-                type="button"
-                class="rounded-xl border px-3 py-2 text-left text-sm transition"
-                :class="aspect === option.id ? 'border-amber-300 bg-amber-400/10 text-amber-100' : 'border-white/10 hover:border-white/20'"
-                @click="setImageAspect(option.id)"
-              >
-                <span class="block font-semibold">{{ option.label }}</span>
-                <span class="text-xs text-zinc-400">{{ option.hint }}</span>
-              </button>
-            </div>
+            <AspectRatioPick :model-value="aspect" heading="Aspect ratio" :options="imageAspects" @update:model-value="setImageAspect" />
             <p class="mt-2 text-xs text-zinc-500">{{ imageAspectHelp }}</p>
           </div>
           <div v-if="v2Mode === 'refine' || (v2Engine === 'krea' && v2Mode !== 'generate')" class="space-y-2 rounded-2xl border border-white/10 bg-zinc-950/40 p-3">
             <label class="block text-sm">
               <span class="mb-1 block text-zinc-300">Strength (denoise)</span>
-              <div class="flex items-center gap-3">
-                <input
-                  v-model.number="v2Denoise"
-                  type="range"
-                  :min="IMAGE_V2_DENOISE_MIN"
-                  :max="IMAGE_V2_DENOISE_MAX"
-                  :step="IMAGE_V2_DENOISE_STEP"
-                  class="w-full"
-                >
-                <span class="w-12 tabular-nums text-sm text-zinc-200">{{ v2Denoise }}</span>
-              </div>
+              <Thumbwheel
+                v-model="v2Denoise"
+                :min="IMAGE_V2_DENOISE_MIN"
+                :max="IMAGE_V2_DENOISE_MAX"
+                :step="IMAGE_V2_DENOISE_STEP"
+                :digits="2"
+                compact
+              />
             </label>
             <div v-if="v2Mode === 'refine'" class="flex flex-wrap gap-2">
               <button
@@ -809,24 +817,46 @@
               </button>
             </div>
           </div>
-          <div class="grid grid-cols-2 gap-3">
-            <label class="block text-sm">
-              <span class="mb-1 block text-zinc-400">Steps</span>
-              <input v-model.number="v2Steps" type="number" :min="IMAGE_STEPS_MIN" :max="IMAGE_STEPS_MAX" step="1" :disabled="v2Turbo" class="w-full rounded-xl border border-white/10 bg-zinc-950 px-3 py-2 text-sm outline-none ring-amber-300/40 focus:ring-2 disabled:opacity-50">
-            </label>
-            <label class="block text-sm">
-              <span class="mb-1 block text-zinc-400">CFG</span>
-              <input v-model.number="v2Cfg" type="number" :min="IMAGE_CFG_MIN" :max="IMAGE_CFG_MAX" :step="IMAGE_CFG_STEP" :disabled="v2Turbo" class="w-full rounded-xl border border-white/10 bg-zinc-950 px-3 py-2 text-sm outline-none ring-amber-300/40 focus:ring-2 disabled:opacity-50">
-            </label>
-            <label class="block text-sm">
-              <span class="mb-1 block text-zinc-400">Seed</span>
-              <input v-model="seedInput" class="w-full rounded-xl border border-white/10 bg-zinc-950 px-3 py-2 text-sm" placeholder="random">
-            </label>
-            <label v-if="v2Mode !== 'generate'" class="block text-sm">
-              <span class="mb-1 block text-zinc-400">Scale to MP</span>
-              <input v-model.number="v2Megapixels" type="number" :min="IMAGE_SCALE_MP_MIN" :max="IMAGE_SCALE_MP_MAX" :step="IMAGE_SCALE_MP_STEP" class="w-full rounded-xl border border-white/10 bg-zinc-950 px-3 py-2 text-sm outline-none ring-amber-300/40 focus:ring-2">
-            </label>
+          <div class="flex flex-wrap items-start gap-x-4 gap-y-3">
+            <Thumbwheel
+              v-model="v2Steps"
+              label="Steps"
+              :min="IMAGE_STEPS_MIN"
+              :max="IMAGE_STEPS_MAX"
+              :step="1"
+              :fine-step="1"
+              :coarse-step="5"
+              :digits="0"
+              compact
+              :disabled="v2Turbo"
+            />
+            <Thumbwheel
+              v-model="v2Cfg"
+              label="CFG"
+              :min="IMAGE_CFG_MIN"
+              :max="IMAGE_CFG_MAX"
+              :step="IMAGE_CFG_STEP"
+              compact
+              :disabled="v2Turbo"
+            />
+            <template v-if="v2Mode !== 'generate'">
+              <LampToggle :model-value="v2ScaleOn" label="Scale to MP" @update:model-value="setV2ScaleOn" />
+              <Thumbwheel
+                v-model="v2Megapixels"
+                aria-label="Megapixels"
+                :min="IMAGE_SCALE_MP_MIN"
+                :max="IMAGE_SCALE_MP_MAX"
+                :step="IMAGE_SCALE_MP_STEP"
+                :digits="2"
+                compact
+                :disabled="!v2ScaleOn"
+              />
+            </template>
           </div>
+          <label class="block max-w-xs text-sm">
+            <span class="mb-1 block text-zinc-400">Seed</span>
+            <input v-model="seedInput" class="w-full rounded-xl border border-white/10 bg-zinc-950 px-3 py-2 text-sm" placeholder="random">
+          </label>
           <label v-if="v2Engine !== 'krea'" class="flex cursor-pointer items-center gap-2 text-xs text-zinc-400">
             <span class="relative inline-flex h-5 w-9 shrink-0 items-center">
               <input v-model="v2Turbo" type="checkbox" class="peer sr-only" role="switch">
@@ -847,22 +877,9 @@
           </div>
         </div>
         <div v-else-if="studioMode === 'edit'" class="space-y-3">
-          <p class="text-xs text-zinc-500">Flux.2 Klein 9B. Shares the desktop GPU with video.</p>
+          <p class="text-xs text-zinc-500">Legacy Klein v1 still. New Image work uses Flux / Krea above. This graph stays for older library stills.</p>
           <div>
-            <p class="mb-2 text-xs uppercase tracking-wider text-zinc-500">Aspect ratio</p>
-            <div class="grid grid-cols-2 gap-2 lg:grid-cols-4">
-              <button
-                v-for="option in imageAspects"
-                :key="'v1-' + option.id"
-                type="button"
-                class="rounded-xl border px-3 py-2 text-left text-sm transition"
-                :class="aspect === option.id ? 'border-amber-300 bg-amber-400/10 text-amber-100' : 'border-white/10 hover:border-white/20'"
-                @click="setImageAspect(option.id)"
-              >
-                <span class="block font-semibold">{{ option.label }}</span>
-                <span class="text-xs text-zinc-400">{{ option.hint }}</span>
-              </button>
-            </div>
+            <AspectRatioPick :model-value="aspect" heading="Aspect ratio" :options="imageAspects" @update:model-value="setImageAspect" />
             <p class="mt-2 text-xs text-zinc-500">{{ imageAspectHelp }}</p>
           </div>
           <div class="max-w-md space-y-2">
@@ -932,20 +949,7 @@
           <summary class="cursor-pointer text-sm font-medium">Generation settings</summary>
           <div class="mt-4 space-y-4">
             <div>
-              <p class="mb-2 text-xs uppercase tracking-wider text-zinc-500">Aspect ratio / resolution</p>
-              <div class="grid grid-cols-2 gap-2 lg:grid-cols-4">
-                <button
-                  v-for="option in aspects"
-                  :key="option.id"
-                  type="button"
-                  class="rounded-xl border px-3 py-2 text-left text-sm transition"
-                  :class="aspect === option.id ? 'border-amber-300 bg-amber-400/10 text-amber-100' : 'border-white/10 hover:border-white/20'"
-                  @click="aspect = option.id"
-                >
-                  <span class="block font-semibold">{{ option.label }}</span>
-                  <span class="text-xs text-zinc-400">{{ option.id === 'auto' ? autoHint : option.hint }}</span>
-                </button>
-              </div>
+              <AspectRatioPick v-model="aspect" heading="Aspect ratio / resolution" :options="videoAspects" />
               <p class="mt-2 text-xs text-zinc-500">Output {{ outputSize.width }} × {{ outputSize.height }}{{ aspect === 'auto' ? (file ? ' · matching the still' : ' · 16:9 until a still is loaded') : '' }}</p>
             </div>
             <div>
@@ -956,30 +960,15 @@
               </div>
             </div>
             <div class="text-sm">
-              <span class="mb-1 block text-zinc-400">CFG / Guidance scale</span>
-              <div class="flex items-center gap-3">
-                <input
-                  class="aigen-slider min-w-0 flex-1"
-                  type="range"
-                  :min="CFG_MIN"
-                  :max="CFG_MAX"
-                  :step="CFG_STEP"
-                  :value="cfg"
-                  :style="{ background: `linear-gradient(to right, #fbbf24 ${cfgPct}%, #27272a ${cfgPct}%)` }"
-                  aria-label="CFG guidance scale"
-                  @input="onCfgSlider"
-                >
-                <input
-                  v-model.number="cfg"
-                  type="number"
-                  :min="CFG_MIN"
-                  :max="CFG_MAX"
-                  :step="CFG_STEP"
-                  class="w-24 rounded-xl border border-white/10 bg-zinc-950 px-3 py-2 text-sm outline-none ring-amber-300/40 focus:ring-2"
-                  @change="onCfgNumber"
-                >
-              </div>
-              <p class="mt-1 text-[11px] text-zinc-500">{{ ltxVideo ? 'Default 3.5 for PinkCherry' : (turbo ? 'Default 1.5 with Turbo LoRA' : 'Default 4.0 with High-Fidelity') }}. Type 0–20 (0.1 steps); the box is the source of truth.</p>
+              <Thumbwheel
+                v-model="cfg"
+                label="CFG / Guidance scale"
+                :min="CFG_MIN"
+                :max="CFG_MAX"
+                :step="CFG_STEP"
+                @update:model-value="cfgTouched = true"
+              />
+              <p class="mt-1 text-[11px] text-zinc-500">{{ ltxVideo ? 'Default 3.5 for PinkCherry' : (turbo ? 'Default 1.5 with Turbo LoRA' : 'Default 4.0 with High-Fidelity') }}. Hover and scroll ±0.1, Shift-scroll ±1. Drag the wheel up and down.</p>
             </div>
             <div class="grid grid-cols-2 gap-3">
               <label class="text-sm">
@@ -996,7 +985,7 @@
                 label="Duration"
                 :hint="shotScriptMode
                   ? 'This length applies to the initial shot and every extension in the script.'
-                  : 'Type any length, use the slider, or drag up/down in the box.'"
+                  : 'Type any length, or hover the wheel and scroll. Shift-scroll jumps by 1s. Drag up and down.'"
               />
             </div>
             <label class="text-sm">
@@ -1326,7 +1315,7 @@
             <DurationField
               v-model="extendDuration"
               label="Extension duration"
-              hint="Type any length, use the slider, or drag up/down in the box."
+              hint="Type any length, or hover the wheel and scroll. Shift-scroll jumps by 1s."
             />
             <LoraSelect v-model="extendLoraStack" :names="videoLoraOptions" label="LoRA" empty-label="Same as clip / none" compact :clip-strength="false" />
             <button
@@ -2007,11 +1996,13 @@ import {
   IMAGE_CFG_MAX,
   IMAGE_CFG_MIN,
   IMAGE_CFG_STEP,
+  IMAGE_SCALE_MP_DEFAULT,
   IMAGE_SCALE_MP_MAX,
   IMAGE_SCALE_MP_MIN,
   IMAGE_SCALE_MP_STEP,
   IMAGE_STEPS_MAX,
   IMAGE_STEPS_MIN,
+  type ImagePassMode,
   VIDEO_CFG_MAX,
   VIDEO_CFG_MIN,
   VIDEO_CFG_STEP,
@@ -2271,6 +2262,7 @@ const editPassesBeforeRecommend = ref<QueuedEditPass[]>([])
 const shotScriptBeforeRecommend = ref(false)
 const extensionQueue = ref<QueuedExtension[]>([])
 const editPassQueue = ref<QueuedEditPass[]>([])
+const imagePassMode = ref<ImagePassMode>('batch')
 const clipName = ref('')
 const videoDownloadName = ref('output')
 const editDownloadName = ref('edited')
@@ -2317,6 +2309,18 @@ const videoBusy = ref(false)
 const editBusy = ref(false)
 const studioMode = ref('video')
 const outputFocus = ref<'video' | 'edit'>('video')
+const showLegacyMinimaxV1 = false
+const imageStudio = computed(() => studioMode.value === 'edit' || studioMode.value === 'editv2')
+
+function selectStudioKind(kind: 'video' | 'image') {
+  if (kind === 'video') {
+    studioMode.value = 'video'
+    outputFocus.value = 'video'
+    return
+  }
+  studioMode.value = 'editv2'
+  outputFocus.value = 'edit'
+}
 const imageComfyOk = ref(false)
 const imageComfyBusy = ref(false)
 const imageComfyConfigured = ref(false)
@@ -2367,7 +2371,8 @@ const v2Task = ref<ImageV2Task>('scene')
 const v2Negative = ref('')
 const v2Steps = ref(IMAGE_V2_STEPS_DEFAULT)
 const v2Cfg = ref(IMAGE_V2_CFG_DEFAULT)
-const v2Megapixels = ref(1)
+const v2Megapixels = ref(IMAGE_SCALE_MP_DEFAULT)
+const v2ScaleOn = ref(true)
 const v2Turbo = ref(false)
 const v2Width = ref(IMAGE_V2_GENERATE_WIDTH)
 const v2Height = ref(IMAGE_V2_GENERATE_HEIGHT)
@@ -2501,7 +2506,7 @@ const pendingLibraryDelete = ref<PendingLibraryDelete | null>(null)
 const libraryDeleteBusy = ref(false)
 const videoEngine = ref<VideoEngineId>('minimax')
 const videoStart = ref<VideoStartId>('still')
-const minimaxGraph = ref<MiniMaxGraphId>('v1')
+const minimaxGraph = ref<MiniMaxGraphId>('v2')
 const videoWorkflow = computed(() => composeVideoWorkflow(videoEngine.value, videoStart.value, minimaxGraph.value))
 const textToVideo = computed(() => isTextToVideo(videoWorkflow.value))
 const ltxVideo = computed(() => isLtxWorkflow(videoWorkflow.value))
@@ -2718,6 +2723,10 @@ const autoHint = computed(() => {
   const size = autoResolution(imageWidth.value, imageHeight.value)
   return `${size.width} × ${size.height} · from still`
 })
+const videoAspects = computed(() => aspects.map(option => ({
+  ...option,
+  hint: option.id === 'auto' ? autoHint.value : option.hint
+})))
 const videoModelHint = computed(() => {
   if (ltxVideo.value) {
     return textToVideo.value
@@ -2819,29 +2828,37 @@ const editV2BlockReason = computed(() => {
 })
 const v2PassChaining = computed(() => studioMode.value === 'editv2' && (v2Mode.value === 'edit' || v2Mode.value === 'compose'))
 const v2ModeLocked = computed(() => v2PassChaining.value && editPassQueue.value.length > 0)
-const extraPassButtonLabel = computed(() => (
-  studioMode.value === 'editv2' && v2Mode.value === 'compose' ? '+ Compose pass' : '+ Edit pass'
-))
+const extraPassButtonLabel = computed(() => {
+  if (imagePassMode.value === 'batch') return '+ Prompt'
+  return studioMode.value === 'editv2' && v2Mode.value === 'compose' ? '+ Compose pass' : '+ Edit pass'
+})
 const extraPassHint = computed(() => {
+  if (imagePassMode.value === 'batch') {
+    return 'Every prompt runs from the start still. Outputs do not feed the next prompt.'
+  }
   if (studioMode.value === 'editv2' && v2Mode.value === 'compose') {
     return 'Each extra pass is another Compose on the last output, with the same still B. You cannot switch graphs between passes.'
   }
   return 'Each extra pass is another Edit on the last output. You cannot switch graphs between passes.'
 })
-const extraPassPlaceholder = computed(() => (
-  studioMode.value === 'editv2' && v2Mode.value === 'compose'
+const extraPassPlaceholder = computed(() => {
+  if (imagePassMode.value === 'batch') return 'Another prompt for the same start still…'
+  return studioMode.value === 'editv2' && v2Mode.value === 'compose'
     ? 'Next compose prompt, applied to the previous pass output…'
     : 'Next edit prompt, applied to the previous pass output…'
-))
+})
 const editV2SubmitLabel = computed(() => {
   const occupied = videoBusy.value || editBusy.value || studioJobs.value.some(job => job.status === 'running')
   const n = v2PassChaining.value ? editPassQueue.value.length : 0
   const label = v2Mode.value === 'generate' ? 'Generate image' : v2Mode.value === 'refine' ? 'Refine image' : v2Mode.value === 'compose' ? 'Compose image' : 'Edit image'
   if (!occupied) {
     if (!n) return label
+    if (imagePassMode.value === 'batch') return n === 1 ? `${label} × 2` : `${label} × ${n + 1}`
     return n === 1 ? `${label} + 1 pass` : `${label} + ${n} passes`
   }
-  if (n) return `Queue ${n + 1} passes`
+  if (n) {
+    return imagePassMode.value === 'batch' ? `Queue ${n + 1} from start still` : `Queue ${n + 1} passes`
+  }
   return `Queue ${label.toLowerCase()}`
 })
 const generateLabel = computed(() => {
@@ -2865,13 +2882,15 @@ const queuedExtensionCount = computed(() => (
 const editLabel = computed(() => {
   const n = editPassQueue.value.length
   if (!n) return 'Edit image'
+  if (imagePassMode.value === 'batch') return n === 1 ? 'Edit image × 2' : `Edit image × ${n + 1}`
   return n === 1 ? 'Edit image + 1 pass' : `Edit image + ${n} passes`
 })
 const editSubmitLabel = computed(() => {
   const occupied = videoBusy.value || editBusy.value || studioJobs.value.some(job => job.status === 'running')
   if (!occupied) return editLabel.value
   const n = editPassQueue.value.length
-  return n ? `Queue ${n + 1} passes` : 'Queue edit'
+  if (!n) return 'Queue edit'
+  return imagePassMode.value === 'batch' ? `Queue ${n + 1} from start still` : `Queue ${n + 1} passes`
 })
 const parsedShots = computed(() => parseShotScript(prompt.value))
 const recommendedShots = computed(() => {
@@ -3468,12 +3487,12 @@ onMounted(async () => {
     autoplayEnabled.value = localStorage.getItem('aigen-autoplay') === 'true'
     videoEngine.value = 'minimax'
     videoStart.value = 'still'
-    minimaxGraph.value = 'v1'
+    minimaxGraph.value = 'v2'
     try {
       const saved = parseVideoWorkflow(localStorage.getItem('aigen-video-workflow') || '')
       videoEngine.value = videoEngineOf(saved)
       videoStart.value = videoStartOf(saved)
-      minimaxGraph.value = minimaxGraphOf(saved)
+      minimaxGraph.value = minimaxGraphOf(saved) === 'v1' ? 'v2' : minimaxGraphOf(saved)
       const engine = localStorage.getItem('aigen-video-engine')
       const start = localStorage.getItem('aigen-video-start')
       if (engine === 'ltx' || engine === 'minimax') videoEngine.value = engine
@@ -3686,6 +3705,11 @@ function onEditScaleMegapixels() {
   editScaleMegapixels.value = clampImageScaleMegapixels(editScaleMegapixels.value)
 }
 
+function setV2ScaleOn(on: boolean) {
+  v2ScaleOn.value = on
+  if (on) v2Megapixels.value = IMAGE_SCALE_MP_DEFAULT
+}
+
 function onCfgSlider(event: Event) {
   cfgTouched.value = true
   cfg.value = clampCfg(Number((event.target as HTMLInputElement).value))
@@ -3919,7 +3943,8 @@ function currentPresetSnapshot() {
         consistencyClip: imageV2EngineLoras().find(item => isImageV2ConsistencyLora(item.name))?.strengthClip ?? 0,
         steps: clampImageSteps(v2Steps.value, v2Engine.value === 'krea' ? IMAGE_V2_KREA_STEPS : IMAGE_V2_STEPS_DEFAULT),
         cfg: clampImageCfg(v2Cfg.value, v2Engine.value === 'krea' ? IMAGE_V2_KREA_CFG : IMAGE_V2_CFG_DEFAULT),
-        megapixels: v2Mode.value === 'generate' ? undefined : clampImageScaleMegapixels(v2Megapixels.value, 1),
+        megapixels: v2Mode.value === 'generate' || !v2ScaleOn.value ? undefined : clampImageScaleMegapixels(v2Megapixels.value, 1),
+        scaleToTotalPixels: v2Mode.value === 'generate' ? undefined : v2ScaleOn.value,
         turbo: v2Turbo.value === true,
         strength: v2Mode.value === 'generate' || (v2Mode.value !== 'refine' && v2Engine.value !== 'krea') ? undefined : clampImageV2Denoise(v2Denoise.value),
         aspect: aspect.value,
@@ -3985,6 +4010,7 @@ function applyGenerationPreset(preset: GenerationPreset) {
     v2Steps.value = clampImageSteps(settings.steps, v2Engine.value === 'krea' ? IMAGE_V2_KREA_STEPS : IMAGE_V2_STEPS_DEFAULT)
     v2Cfg.value = clampImageCfg(settings.cfg, v2Engine.value === 'krea' ? IMAGE_V2_KREA_CFG : IMAGE_V2_CFG_DEFAULT)
     v2Megapixels.value = clampImageScaleMegapixels(settings.megapixels, 1)
+    v2ScaleOn.value = v2Mode.value !== 'generate' && settings.scaleToTotalPixels !== false
     v2Turbo.value = settings.turbo === true
     if (v2Mode.value === 'refine' || (v2Engine.value === 'krea' && v2Mode.value !== 'generate')) v2Denoise.value = clampImageV2Denoise(settings.strength)
     aspect.value = parseImageAspect(settings.aspect)
@@ -5277,6 +5303,7 @@ function applyStillSettings(still: LibraryStill) {
     if (settings.steps != null) v2Steps.value = clampImageSteps(settings.steps, IMAGE_V2_STEPS_DEFAULT)
     if (settings.cfg != null) v2Cfg.value = clampImageCfg(settings.cfg, IMAGE_V2_CFG_DEFAULT)
     if (settings.megapixels != null) v2Megapixels.value = clampImageScaleMegapixels(settings.megapixels, 1)
+    v2ScaleOn.value = mode !== 'generate' && settings.scaleToTotalPixels !== false
     v2Turbo.value = settings.turbo === true
     if ((mode === 'refine' || (v2Engine.value === 'krea' && mode !== 'generate')) && settings.strength != null) v2Denoise.value = clampImageV2Denoise(settings.strength)
     aspect.value = parseImageAspect(settings.aspect)
@@ -5798,6 +5825,19 @@ function removeEditPass(id: string) {
   editPassQueue.value = editPassQueue.value.filter(item => item.id !== id)
 }
 
+function imagePassUnit() {
+  return imagePassMode.value === 'batch' ? 'Batch' : 'Pass'
+}
+
+function imagePassPlan(firstPrompt: string, extra: { prompt: string }[], fallback: string) {
+  const unit = imagePassUnit()
+  if (!extra.length) return [{ label: fallback, prompt: firstPrompt }]
+  return [
+    { label: `${unit} 1`, prompt: firstPrompt },
+    ...extra.map((item, index) => ({ label: `${unit} ${index + 2}`, prompt: item.prompt }))
+  ]
+}
+
 async function editImage() {
   if (!file.value || (!prompt.value.trim() && !imageFillWithoutPrompt.value)) {
     toast(editBlockReason.value || 'Load a still first.')
@@ -5831,6 +5871,7 @@ async function editImage() {
     body.append('name', clipName.value.trim())
     if (inputStillId.value) body.append('stillId', inputStillId.value)
     if (extraPasses.length) body.append('passes', JSON.stringify(extraPasses))
+    body.append('passMode', imagePassMode.value)
     if (imageLoraStack.value.length) body.append('loraStack', JSON.stringify(imageLoraStack.value))
     const downloadName = clipFileName(clipName.value.trim() || autoOutputName.value)
     const started = await $fetch<{
@@ -5847,7 +5888,9 @@ async function editImage() {
     if (started.queued) {
       const n = 1 + extraPasses.length
       toast(n > 1
-        ? `Queued ${n} edit passes behind the current job.`
+        ? (imagePassMode.value === 'batch'
+          ? `Queued ${n} edits from the start still behind the current job.`
+          : `Queued ${n} edit passes behind the current job.`)
         : 'Queued behind the current job.')
       await refreshStudioQueue()
       return
@@ -5865,13 +5908,10 @@ async function editImage() {
     editMaxStep.value = started.steps
     editChainStep.value = 1
     editChainTotal.value = 1 + extraPasses.length
-    editChainLabel.value = extraPasses.length ? 'Pass 1' : ''
+    editChainLabel.value = extraPasses.length ? `${imagePassUnit()} 1` : ''
     editOverallProgress.value = 0
     editCompletedChainStep.value = 0
-    editActiveChainPlan.value = [
-      { label: 'Pass 1', prompt: prompt.value.trim() },
-      ...extraPasses.map((item, index) => ({ label: `Pass ${index + 2}`, prompt: item.prompt }))
-    ]
+    editActiveChainPlan.value = imagePassPlan(prompt.value.trim(), extraPasses, 'Pass 1')
     startTimer('edit')
     editDownloadName.value = downloadName
     editJobId.value = started.jobId
@@ -5936,9 +5976,9 @@ function setV2Engine(engine: ImageV2Engine) {
   }
 }
 
-function setImageAspect(id: AspectId) {
-  aspect.value = id
-  const size = generateSizeForAspect(id)
+function setImageAspect(id: string) {
+  aspect.value = normalizeAspect(id)
+  const size = generateSizeForAspect(aspect.value)
   v2Width.value = size.width
   v2Height.value = size.height
 }
@@ -6060,7 +6100,10 @@ async function editImageV2() {
     body.append('consistency_clip', String(imageV2EngineLoras().find(item => isImageV2ConsistencyLora(item.name))?.strengthClip ?? 0))
     body.append('steps', String(clampImageSteps(v2Steps.value, v2Engine.value === 'krea' ? IMAGE_V2_KREA_STEPS : IMAGE_V2_STEPS_DEFAULT)))
     body.append('cfg', String(clampImageCfg(v2Cfg.value, v2Engine.value === 'krea' ? IMAGE_V2_KREA_CFG : IMAGE_V2_CFG_DEFAULT)))
-    if (v2Mode.value !== 'generate') body.append('megapixels', String(clampImageScaleMegapixels(v2Megapixels.value, 1)))
+    if (v2Mode.value !== 'generate') {
+      body.append('scaleToTotalPixels', String(v2ScaleOn.value))
+      if (v2ScaleOn.value) body.append('megapixels', String(clampImageScaleMegapixels(v2Megapixels.value, 1)))
+    }
     body.append('turbo', String(v2Turbo.value === true))
     body.append('seed', seedInput.value || 'random')
     body.append('folderId', folderId.value)
@@ -6069,6 +6112,7 @@ async function editImageV2() {
     body.append('name', clipName.value.trim())
     if (inputStillId.value) body.append('stillId', inputStillId.value)
     if (extraPasses.length) body.append('passes', JSON.stringify(extraPasses))
+    body.append('passMode', imagePassMode.value)
     const v2Stack = filterLoraStackForImageEngine(
       filterLoraStackForStudio(imageV2LoraStack.value, ltxEnabled.value),
       v2Engine.value
@@ -6096,7 +6140,9 @@ async function editImageV2() {
     if (started.queued) {
       const n = 1 + extraPasses.length
       toast(n > 1
-        ? `Queued ${n} Image v2 passes behind the current job.`
+        ? (imagePassMode.value === 'batch'
+          ? `Queued ${n} Image v2 stills from the start image behind the current job.`
+          : `Queued ${n} Image v2 passes behind the current job.`)
         : (v2Engine.value === 'krea' ? 'Queued Krea generate behind the current job.' : 'Queued Image v2 behind the current job.'))
       await refreshStudioQueue()
       return
@@ -6114,16 +6160,11 @@ async function editImageV2() {
     editMaxStep.value = started.steps
     editChainStep.value = 1
     editChainTotal.value = 1 + extraPasses.length
-    editChainLabel.value = extraPasses.length ? 'Pass 1' : ''
+    editChainLabel.value = extraPasses.length ? `${imagePassUnit()} 1` : ''
     editOverallProgress.value = 0
     editCompletedChainStep.value = 0
     const passNoun = v2Mode.value === 'compose' ? 'Compose' : v2Mode.value === 'refine' ? 'Refine' : v2Mode.value === 'generate' ? 'Generate' : 'Edit'
-    editActiveChainPlan.value = extraPasses.length
-      ? [
-        { label: 'Pass 1', prompt: prompt.value.trim() },
-        ...extraPasses.map((item, index) => ({ label: `Pass ${index + 2}`, prompt: item.prompt }))
-      ]
-      : [{ label: passNoun, prompt: prompt.value.trim() }]
+    editActiveChainPlan.value = imagePassPlan(prompt.value.trim(), extraPasses, passNoun)
     startTimer('edit')
     editDownloadName.value = downloadName
     editJobId.value = started.jobId
@@ -6181,7 +6222,7 @@ function applyVideoWorkflow(raw?: string) {
   const parsed = coerceVideoWorkflow(raw, ltxEnabled.value)
   videoEngine.value = videoEngineOf(parsed)
   videoStart.value = videoStartOf(parsed)
-  minimaxGraph.value = minimaxGraphOf(parsed)
+  minimaxGraph.value = minimaxGraphOf(parsed) === 'v1' ? 'v2' : minimaxGraphOf(parsed)
 }
 
 async function ensureVideoInputStill() {

server/api/edit.post.ts

@@ -3,7 +3,7 @@ import { parsePostedLoraStack, listStudioLoras, persistLoraFields } from '~/serv
 import { assertImageScaleToTotalPixelsNode, comfyConfigured } from '~/server/utils/comfy'
 import { imageDimensions } from '~/server/utils/resolution'
 import { parseImageAspect } from '~/utils/imageAspect'
-import { clampImageCfg, clampImageScaleMegapixels, clampImageSteps, parseImageScaleToTotalPixels } from '~/utils/generationPresets'
+import { clampImageCfg, clampImageScaleMegapixels, clampImageSteps, parseImagePassMode, parseImageScaleToTotalPixels } from '~/utils/generationPresets'
 
 function parsePasses(raw: string | undefined) {
   if (!raw) return [] as { prompt: string }[]
@@ -35,6 +35,7 @@ export default defineEventHandler(async (event) => {
 
   const prompt = (fields.prompt || '').trim()
   const extraPasses = parsePasses(fields.passes)
+  const passMode = parseImagePassMode(fields.passMode)
   const aspect = parseImageAspect(fields.aspect)
   if (!image) {
     throw createError({ statusCode: 400, statusMessage: 'An input image is required' })
@@ -152,6 +153,7 @@ export default defineEventHandler(async (event) => {
       queueAutoRun: false,
       negative: (fields.negative || '').trim(),
       passes,
+      passMode,
       referenceStillId: savedRef?.id,
       referenceStillFilename: savedRef?.filename,
       scaleToTotalPixels,

server/api/v2/generate.post.ts

@@ -2,7 +2,7 @@ import { addStudioJob, kickStudioQueue, listStudioJobs, videoJobsBusy } from '~/
 import { comfyConfigured } from '~/server/utils/comfy'
 import { parseImageAspect, generateSizeForAspect } from '~/utils/imageAspect'
 import { imageDimensions } from '~/server/utils/resolution'
-import { clampImageCfg, clampImageScaleMegapixels, clampImageSteps } from '~/utils/generationPresets'
+import { clampImageCfg, clampImageScaleMegapixels, clampImageSteps, parseImagePassMode } from '~/utils/generationPresets'
 import {
   IMAGE_V2_CFG_DEFAULT,
   IMAGE_V2_CONSISTENCY_CLIP,
@@ -137,6 +137,7 @@ export default defineEventHandler(async (event) => {
   )
   const prompt = String(fields.prompt || '').trim()
   const extraPasses = parsePasses(fields.passes)
+  const passMode = parseImagePassMode(fields.passMode)
   const aspect = parseImageAspect(fields.aspect)
   if (!prompt && (mode === 'generate' || aspect === 'auto')) {
     throw createError({ statusCode: 400, statusMessage: 'A prompt is required' })
@@ -213,7 +214,13 @@ export default defineEventHandler(async (event) => {
   const cfg = engine === 'krea'
     ? clampImageCfg(fields.cfg, IMAGE_V2_KREA_CFG)
     : turbo ? IMAGE_V2_TURBO_CFG : clampImageCfg(fields.cfg, IMAGE_V2_CFG_DEFAULT)
-  const megapixels = mode === 'generate' ? 0 : clampImageScaleMegapixels(fields.megapixels ?? fields.scaleMegapixels, 1)
+  const megapixels = mode === 'generate'
+    ? 0
+    : fields.scaleToTotalPixels == null
+      ? clampImageScaleMegapixels(fields.megapixels ?? fields.scaleMegapixels, 1)
+      : parseBool(fields.scaleToTotalPixels)
+        ? clampImageScaleMegapixels(fields.megapixels ?? fields.scaleMegapixels, 1)
+        : 0
   const seed = fields.seed && String(fields.seed) !== 'random'
     ? Number(fields.seed)
     : Math.floor(Math.random() * 2_147_483_647)
@@ -324,9 +331,10 @@ export default defineEventHandler(async (event) => {
       queueAutoRun: false,
       negative: String(fields.negative || '').trim(),
       passes: extraPasses,
+      passMode,
       referenceStillId: savedRef?.id,
       referenceStillFilename: savedRef?.filename,
-      scaleToTotalPixels: mode !== 'generate',
+      scaleToTotalPixels: mode !== 'generate' && megapixels > 0,
       scaleMegapixels: megapixels,
       imagePipeline: 'v2',
       v2Mode,

server/utils/generationPresets.ts

@@ -140,7 +140,8 @@ function sanitizeImageV2Settings(raw: unknown): ImageV2PresetSettings {
     consistencyClip: clampImageV2Strength(rec.consistencyClip ?? rec.consistency_clip, mode === 'generate' ? 0 : IMAGE_V2_CONSISTENCY_CLIP),
     steps: engine === 'krea' ? clampImageSteps(rec.steps, IMAGE_V2_KREA_STEPS) : turbo ? 8 : clampImageSteps(rec.steps, IMAGE_V2_STEPS_DEFAULT),
     cfg: engine === 'krea' ? clampImageCfg(rec.cfg, IMAGE_V2_KREA_CFG) : turbo ? 1 : clampImageCfg(rec.cfg, IMAGE_V2_CFG_DEFAULT),
-    megapixels: mode === 'generate' ? undefined : clampImageScaleMegapixels(rec.megapixels ?? rec.scaleMegapixels, 1),
+    megapixels: mode === 'generate' || rec.scaleToTotalPixels === false ? undefined : clampImageScaleMegapixels(rec.megapixels ?? rec.scaleMegapixels, 1),
+    scaleToTotalPixels: mode === 'generate' ? undefined : rec.scaleToTotalPixels === false ? false : true,
     turbo,
     strength: mode === 'generate' || (mode !== 'refine' && engine !== 'krea')
       ? undefined

server/utils/imageChain.ts

@@ -25,6 +25,7 @@ export type EditRunParams = {
   loraStack?: import('~/utils/loras').LoraStackItem[]
   scaleToTotalPixels?: boolean
   scaleMegapixels?: number
+  passMode?: 'batch' | 'chain'
 }
 
 export async function runEdit(job: Job, params: EditRunParams) {
@@ -32,6 +33,8 @@ export async function runEdit(job: Job, params: EditRunParams) {
   if (!library) throw new Error('Edit job is missing library metadata')
   const prompts = [params.prompt, ...params.passes.map(item => item.prompt)]
   const chainTotal = prompts.length
+  const batch = params.passMode !== 'chain'
+  const unit = batch ? 'Batch' : 'Pass'
   library.chainTotal = chainTotal
   library.familyId = chainTotal > 1 ? (library.familyId || crypto.randomUUID()) : library.familyId
 
@@ -63,7 +66,7 @@ export async function runEdit(job: Job, params: EditRunParams) {
       for (let index = 0; index < prompts.length; index++) {
         if (job.status === 'cancelled') throw new Error('Job interrupted.')
         if (index > 0 && library.stopAfterCurrent === true) break
-        const prompt = index === 0 ? composeFillPrompt(prompts[index], filled.padded) : prompts[index]
+        const prompt = (batch || index === 0) ? composeFillPrompt(prompts[index], filled.padded) : prompts[index]
         const last = index === prompts.length - 1
         if (index > 0) {
           await ensureComfyReady((status) => {
@@ -80,7 +83,7 @@ export async function runEdit(job: Job, params: EditRunParams) {
         library.seed = seed
         library.chainIndex = index
         library.chainStep = index + 1
-        library.chainLabel = chainTotal > 1 ? `Pass ${index + 1}` : undefined
+        library.chainLabel = chainTotal > 1 ? `${unit} ${index + 1}` : undefined
         const reference = index === 0 ? params.reference : null
         const dual = Boolean(reference)
         const passName = stillChainName(library.name || '', index)
@@ -163,7 +166,7 @@ export async function runEdit(job: Job, params: EditRunParams) {
           name: passName || undefined,
           prompt,
           familyId: library.familyId,
-          parentStillId,
+          parentStillId: batch ? library.stillId : parentStillId,
           chainIndex: index,
           settings: {
             kind: 'image',
@@ -180,7 +183,7 @@ export async function runEdit(job: Job, params: EditRunParams) {
           }
         })
         job.stillId = still?.id
-        parentStillId = still?.id
+        if (!batch) parentStillId = still?.id
         await purgeComfyArtifacts({
           video: { filename: output.filename, subfolder: output.subfolder, type: output.type },
           imageName: uploaded.name,
@@ -192,16 +195,18 @@ export async function runEdit(job: Job, params: EditRunParams) {
         if (!last) {
           emitChainJob(job, {
             type: 'checkpoint',
-            message: `Pass ${index + 1} saved`,
+            message: `${unit} ${index + 1} of ${chainTotal} saved`,
             progress: 100,
             stillId: still?.id,
             hideThumbnail: job.hideThumbnail,
             folderLocked: library.folderLocked
           })
-          current = {
-            filename: still?.filename || `pass_${index + 1}.png`,
-            data: buffer,
-            type: 'image/png'
+          if (!batch) {
+            current = {
+              filename: still?.filename || `pass_${index + 1}.png`,
+              data: buffer,
+              type: 'image/png'
+            }
           }
           if (library.stopAfterCurrent === true) break
           continue
@@ -210,7 +215,9 @@ export async function runEdit(job: Job, params: EditRunParams) {
         job.status = 'complete'
         emitChainJob(job, {
           type: 'complete',
-          message: chainTotal > 1 ? 'Edit chain finished on Beast' : 'Edit finished on Beast',
+          message: chainTotal > 1
+            ? (batch ? 'Edit batch finished on Beast' : 'Edit chain finished on Beast')
+            : 'Edit finished on Beast',
           progress: 100,
           stillId: still?.id,
           filename: output.filename,

server/utils/imageChainV2.ts

@@ -37,6 +37,7 @@ export type EditV2RunParams = {
   referenceStillId?: string
   loraStack?: import('~/utils/loras').LoraStackItem[]
   passes?: { prompt: string }[]
+  passMode?: 'batch' | 'chain'
 }
 
 export async function runEditV2(job: Job, params: EditV2RunParams) {
@@ -61,6 +62,8 @@ export async function runEditV2(job: Job, params: EditV2RunParams) {
     : []
   const prompts = [params.prompt, ...extraPasses.map(item => item.prompt)]
   const chainTotal = prompts.length
+  const batch = params.passMode !== 'chain'
+  const unit = batch ? 'Batch' : 'Pass'
   library.chainTotal = chainTotal
   library.familyId = chainTotal > 1 ? (library.familyId || crypto.randomUUID()) : library.familyId
 
@@ -83,13 +86,14 @@ export async function runEditV2(job: Job, params: EditV2RunParams) {
       const { applyImageFill } = await import('~/server/utils/imagePad')
       const { composeFillPrompt } = await import('~/utils/imageAspect')
       let current = params.image || null
+      let startPadded = false
       let mask = params.mask
       let parentStillId: string | undefined
       let uploadedRef: { name: string } | null = null
       let uploadedMask: { name: string } | null = null
 
       await ensureComfyLoraNames('image')
-      if (!generate) await assertImageScaleToTotalPixelsNode()
+      if (!generate && params.megapixels > 0) await assertImageScaleToTotalPixelsNode()
       const krea = engine === 'krea' ? await resolveKreaGenerateAssets() : null
 
       if (!generate && params.mode === 'compose' && params.reference) {
@@ -108,7 +112,7 @@ export async function runEditV2(job: Job, params: EditV2RunParams) {
         library.seed = seed
         library.chainIndex = index
         library.chainStep = index + 1
-        library.chainLabel = chainTotal > 1 ? `Pass ${index + 1}` : undefined
+        library.chainLabel = chainTotal > 1 ? `${unit} ${index + 1}` : undefined
         const passName = stillChainName(library.name || '', index)
         let prompt = prompts[index]
         let image = current
@@ -151,6 +155,7 @@ export async function runEditV2(job: Job, params: EditV2RunParams) {
             }, job.id)
           }
           padded = filled.padded
+          startPadded = filled.padded
           prompt = composeFillPrompt(prompt, padded)
           if (padded) {
             emitChainJob(job, {
@@ -159,6 +164,8 @@ export async function runEditV2(job: Job, params: EditV2RunParams) {
               progress: 7
             })
           }
+        } else if (batch && startPadded) {
+          prompt = composeFillPrompt(prompt, true)
         }
 
         if (index === 0 && params.mode === 'refine' && mask && !uploadedMask) {
@@ -258,7 +265,7 @@ export async function runEditV2(job: Job, params: EditV2RunParams) {
           name: passName || undefined,
           prompt,
           familyId: library.familyId,
-          parentStillId,
+          parentStillId: batch ? (params.sourceStillId || library.stillId) : parentStillId,
           chainIndex: index,
           settings: {
             kind: 'imagev2',
@@ -272,7 +279,8 @@ export async function runEditV2(job: Job, params: EditV2RunParams) {
             consistencyClip: params.consistencyClip,
             steps: params.steps,
             cfg: params.cfg,
-            megapixels: params.mode === 'generate' ? undefined : params.megapixels,
+            megapixels: params.mode === 'generate' || !(params.megapixels > 0) ? undefined : params.megapixels,
+            scaleToTotalPixels: params.mode === 'generate' ? undefined : params.megapixels > 0,
             turbo: params.turbo === true,
             strength: params.mode === 'generate' ? undefined : params.strength,
             width: params.mode === 'generate' ? params.width : undefined,
@@ -285,7 +293,7 @@ export async function runEditV2(job: Job, params: EditV2RunParams) {
           }
         })
         job.stillId = still?.id
-        parentStillId = still?.id
+        if (!batch) parentStillId = still?.id
         await purgeComfyArtifacts({
           video: { filename: output.filename, subfolder: output.subfolder, type: output.type },
           imageName: uploaded?.name,
@@ -299,16 +307,18 @@ export async function runEditV2(job: Job, params: EditV2RunParams) {
         if (!last) {
           emitChainJob(job, {
             type: 'checkpoint',
-            message: `Pass ${index + 1} saved`,
+            message: `${unit} ${index + 1} of ${chainTotal} saved`,
             progress: 100,
             stillId: still?.id,
             hideThumbnail: job.hideThumbnail,
             folderLocked: library.folderLocked
           })
-          current = {
-            filename: still?.filename || `pass_${index + 1}.png`,
-            data: buffer,
-            type: 'image/png'
+          if (!batch) {
+            current = {
+              filename: still?.filename || `pass_${index + 1}.png`,
+              data: buffer,
+              type: 'image/png'
+            }
           }
           if (library.stopAfterCurrent === true) break
           continue
@@ -318,7 +328,7 @@ export async function runEditV2(job: Job, params: EditV2RunParams) {
         emitChainJob(job, {
           type: 'complete',
           message: chainTotal > 1
-            ? `${engineLabel} v2 chain finished on Beast`
+            ? `${engineLabel} v2 ${batch ? 'batch' : 'chain'} finished on Beast`
             : `${engineLabel} v2 finished on Beast`,
           progress: 100,
           stillId: still?.id,

server/utils/imageWorkflowV2.ts

@@ -110,6 +110,34 @@ function patchScaleMegapixels(graph: WorkflowGraph, megapixels: number) {
   }
 }
 
+function linkSource(value: unknown): string | null {
+  return Array.isArray(value) && typeof value[0] === 'string' ? value[0] : null
+}
+
+function stripScaleNodes(graph: WorkflowGraph) {
+  for (const [id, node] of Object.entries(graph)) {
+    if (node.class_type !== IMAGE_SCALE_TO_TOTAL_PIXELS) continue
+    const src = Array.isArray(node.inputs.image) ? node.inputs.image : null
+    for (const [otherId, other] of Object.entries(graph)) {
+      if (otherId === id) continue
+      for (const [key, value] of Object.entries(other.inputs)) {
+        if (linkSource(value) !== id || !Array.isArray(value)) continue
+        other.inputs[key] = src ? [src[0], value[1] === 0 ? src[1] : value[1]] : value
+      }
+    }
+    delete graph[id]
+  }
+}
+
+function applyScaleMegapixels(graph: WorkflowGraph, megapixels?: number) {
+  const mp = Number(megapixels)
+  if (Number.isFinite(mp) && mp > 0) {
+    patchScaleMegapixels(graph, mp)
+    return
+  }
+  stripScaleNodes(graph)
+}
+
 function graphHasMaskInput(graph: WorkflowGraph) {
   return Object.values(graph).some((node) => {
     const mask = node.inputs?.mask
@@ -401,7 +429,7 @@ function buildKreaItiWorkflow(params: ImageV2BuildParams) {
   setInput(graph, '15', 'scheduler', 'simple')
   setInput(graph, '15', 'denoise', denoise)
   setInput(graph, SAVE, 'filename_prefix', params.filenamePrefix || `v2-krea-${params.mode}`)
-  patchScaleMegapixels(graph, params.megapixels ?? 1)
+  applyScaleMegapixels(graph, params.megapixels)
   const userLoras = applyImageV2UserLoras(graph, imageV2UserStack(params, 'krea'), 'krea')
 
   assertImageV2Graph(graph, params.mode, compose ? params.imageBName : undefined, 'krea')
@@ -420,7 +448,7 @@ function buildKreaItiWorkflow(params: ImageV2BuildParams) {
     steps,
     cfg,
     seed: params.seed,
-    megapixels: clampImageScaleMegapixels(params.megapixels ?? 1)
+    megapixels: Number(params.megapixels) > 0 ? clampImageScaleMegapixels(params.megapixels) : 0
   }))
   return { graph, workflowFile, loaders, prompt, strength: denoise }
 }
@@ -513,7 +541,7 @@ export function buildImageV2Workflow(params: ImageV2BuildParams) {
   setInput(graph, SCHEDULER, 'steps', steps)
   setInput(graph, CFG, 'cfg', cfg)
   setInput(graph, SAVE, 'filename_prefix', params.filenamePrefix || (generate ? 'v2-generate' : 'v2'))
-  if (!generate) patchScaleMegapixels(graph, params.megapixels ?? 1)
+  if (!generate) applyScaleMegapixels(graph, params.megapixels)
 
   const userLoras = applyImageV2UserLoras(graph, imageV2UserStack(params, 'flux'), 'flux')
   const guider = Object.values(graph).find(node => node.class_type === 'CFGGuider' || node.class_type === 'BasicGuider')
@@ -538,7 +566,7 @@ export function buildImageV2Workflow(params: ImageV2BuildParams) {
     steps,
     cfg,
     seed: params.seed,
-    megapixels: generate ? undefined : clampImageScaleMegapixels(params.megapixels ?? 1)
+    megapixels: generate ? undefined : (Number(params.megapixels) > 0 ? clampImageScaleMegapixels(params.megapixels) : 0)
   }))
 
   return { graph, workflowFile, loaders, prompt, strength }

server/utils/studioQueue.ts

@@ -47,6 +47,7 @@ export interface StudioJobPayload {
   shotLoraStacks?: import('~/utils/loras').LoraStackItem[][]
   negative?: string
   passes?: { prompt: string }[]
+  passMode?: 'batch' | 'chain'
   referenceStillId?: string
   referenceStillFilename?: string
   scaleToTotalPixels?: boolean
@@ -781,7 +782,9 @@ async function startStudioEditJob(item: StudioJob) {
           chainIndex: 0,
           chainStep: 1,
           chainTotal: 1 + ((mode === 'edit' || mode === 'compose') ? (payload.passes?.length || 0) : 0),
-          chainLabel: (mode === 'edit' || mode === 'compose') && payload.passes?.length ? 'Pass 1' : undefined,
+          chainLabel: (mode === 'edit' || mode === 'compose') && payload.passes?.length
+            ? (payload.passMode === 'chain' ? 'Pass 1' : 'Batch 1')
+            : undefined,
           passes: payload.passes,
           ...persistLoraFields(payload.loraStack || payload.loraName)
         }
@@ -796,6 +799,7 @@ async function startStudioEditJob(item: StudioJob) {
         mask,
         prompt: payload.prompt,
         passes: payload.passes || [],
+        passMode: payload.passMode === 'chain' ? 'chain' : 'batch',
         negative: payload.negative || '',
         steps: payload.steps,
         seed: live.library?.seed || payload.seed,
@@ -804,7 +808,7 @@ async function startStudioEditJob(item: StudioJob) {
         snofsClip: payload.snofsClip ?? 0,
         consistencyModel: payload.consistencyModel ?? (mode === 'generate' || payload.engine === 'krea' ? 0 : 0.7),
         consistencyClip: payload.consistencyClip ?? (mode === 'generate' || payload.engine === 'krea' ? 0 : 0.7),
-        megapixels: payload.scaleMegapixels ?? 1,
+        megapixels: payload.scaleToTotalPixels === false ? 0 : (payload.scaleMegapixels ?? 1),
         strength: payload.refineStrength,
         aspect: payload.aspect || 'auto',
         width: payload.width,
@@ -848,7 +852,7 @@ async function startStudioEditJob(item: StudioJob) {
         chainIndex: 0,
         chainStep: 1,
         chainTotal: 1 + passes.length,
-        chainLabel: passes.length ? 'Pass 1' : undefined,
+        chainLabel: passes.length ? (payload.passMode === 'chain' ? 'Pass 1' : 'Batch 1') : undefined,
         passes,
         ...persistLoraFields(payload.loraStack || payload.loraName)
       }
@@ -860,6 +864,7 @@ async function startStudioEditJob(item: StudioJob) {
       reference,
       prompt: payload.prompt,
       passes,
+      passMode: payload.passMode === 'chain' ? 'chain' : 'batch',
       negative: payload.negative || '',
       steps: payload.steps,
       seed: live.library?.seed || payload.seed,

utils/generationPresets.ts

@@ -37,6 +37,12 @@ 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 IMAGE_PASS_MODES = ['batch', 'chain'] as const
+export type ImagePassMode = (typeof IMAGE_PASS_MODES)[number]
+
+export function parseImagePassMode(raw: unknown): ImagePassMode {
+  return raw === 'chain' ? 'chain' : 'batch'
+}
 
 export const VIDEO_CFG_MIN = 0
 export const VIDEO_CFG_MAX = 20

utils/imageV2.ts

@@ -170,6 +170,7 @@ export type ImageV2PresetSettings = {
   steps?: number
   cfg?: number
   megapixels?: number
+  scaleToTotalPixels?: boolean
   turbo?: boolean
   strength?: number
   width?: number

utils/libraryGeneration.ts

@@ -169,7 +169,7 @@ export function stillSettingsRows(still: { width?: number; height?: number; sett
     if (settings.mode === 'refine' && settings.strength != null) {
       rows.push({ label: 'Strength', value: formatNum(settings.strength) })
     }
-    if (settings.mode !== 'generate' && settings.megapixels != null) {
+    if (settings.mode !== 'generate' && settings.scaleToTotalPixels !== false && settings.megapixels != null && settings.megapixels > 0) {
       rows.push({ label: 'Scale to MP', value: formatNum(settings.megapixels) })
     }
   } else {