another huge refactor

apps/web/src/app/editor/[project_id]/page.tsx

@@ -6,17 +6,17 @@ import {
   ResizablePanelGroup,
   ResizablePanel,
   ResizableHandle,
-} from "../../../components/ui/resizable";
+} from "@/components/ui/resizable";
-import { MediaPanel } from "../../../components/editor/media-panel";
+import { MediaPanel } from "@/components/editor/media-panel";
-import { PropertiesPanel } from "../../../components/editor/properties-panel";
+import { PropertiesPanel } from "@/components/editor/properties-panel";
-import { Timeline } from "../../../components/editor/timeline";
+import { Timeline } from "@/components/editor/timeline";
-import { PreviewPanel } from "../../../components/editor/preview-panel";
+import { PreviewPanel } from "@/components/editor/preview-panel";
-import { EditorHeader } from "@/components/editor-header";
+import { EditorHeader } from "@/components/editor/editor-header";
 import { usePanelStore } from "@/stores/panel-store";
 import { useProjectStore } from "@/stores/project-store";
-import { EditorProvider } from "@/components/editor-provider";
+import { EditorProvider } from "@/components/providers/editor-provider";
 import { usePlaybackControls } from "@/hooks/use-playback-controls";
-import { Onboarding } from "@/components/onboarding";
+import { Onboarding } from "@/components/editor/onboarding";
 
 export default function Editor() {
   const {

apps/web/src/components/background-settings.tsx

@@ -1,184 +0,0 @@
-import { Popover, PopoverContent, PopoverTrigger } from "./ui/popover";
-import { Button } from "./ui/button";
-import { BackgroundIcon } from "./icons";
-import { cn } from "@/lib/utils";
-import Image from "next/image";
-import { colors } from "@/data/colors/solid";
-import { useProjectStore } from "@/stores/project-store";
-import { PipetteIcon } from "lucide-react";
-
-type BackgroundTab = "color" | "blur";
-
-export function BackgroundSettings() {
-  const { activeProject, updateBackgroundType } = useProjectStore();
-
-  // ✅ Good: derive activeTab from activeProject during rendering
-  const activeTab = activeProject?.backgroundType || "color";
-
-  const handleColorSelect = (color: string) => {
-    updateBackgroundType("color", { backgroundColor: color });
-  };
-
-  const handleBlurSelect = (blurIntensity: number) => {
-    updateBackgroundType("blur", { blurIntensity });
-  };
-
-  const tabs = [
-    {
-      label: "Color",
-      value: "color",
-    },
-    {
-      label: "Blur",
-      value: "blur",
-    },
-  ];
-
-  return (
-    <Popover>
-      <PopoverTrigger asChild>
-        <Button
-          variant="text"
-          size="icon"
-          className="size-4! border border-muted-foreground"
-        >
-          <BackgroundIcon className="size-3!" />
-        </Button>
-      </PopoverTrigger>
-      <PopoverContent className="flex flex-col items-start w-[20rem] h-64 overflow-hidden p-0">
-        <div className="flex items-center justify-between w-full gap-2 z-10 bg-popover p-3">
-          <h2 className="text-sm">Background</h2>
-          <div className="flex items-center gap-2 text-sm">
-            {tabs.map((tab) => (
-              <span
-                key={tab.value}
-                onClick={() => {
-                  // Switch to the background type when clicking tabs
-                  if (tab.value === "color") {
-                    updateBackgroundType("color", {
-                      backgroundColor:
-                        activeProject?.backgroundColor || "#000000",
-                    });
-                  } else {
-                    updateBackgroundType("blur", {
-                      blurIntensity: activeProject?.blurIntensity || 8,
-                    });
-                  }
-                }}
-                className={cn(
-                  "text-muted-foreground cursor-pointer",
-                  activeTab === tab.value && "text-foreground"
-                )}
-              >
-                {tab.label}
-              </span>
-            ))}
-          </div>
-        </div>
-        {activeTab === "color" ? (
-          <ColorView
-            selectedColor={activeProject?.backgroundColor || "#000000"}
-            onColorSelect={handleColorSelect}
-          />
-        ) : (
-          <BlurView
-            selectedBlur={activeProject?.blurIntensity || 8}
-            onBlurSelect={handleBlurSelect}
-          />
-        )}
-      </PopoverContent>
-    </Popover>
-  );
-}
-
-function ColorView({
-  selectedColor,
-  onColorSelect,
-}: {
-  selectedColor: string;
-  onColorSelect: (color: string) => void;
-}) {
-  return (
-    <div className="w-full h-full">
-      <div className="absolute top-8 left-0 w-[calc(100%-1rem)] h-12 bg-linear-to-b from-popover to-transparent pointer-events-none" />
-      <div className="grid grid-cols-4 gap-2 w-full h-full p-3 pt-0 overflow-auto">
-        <div className="w-full aspect-square rounded-sm cursor-pointer border border-foreground/15 hover:border-primary flex items-center justify-center">
-          <PipetteIcon className="size-4" />
-        </div>
-        {colors.map((color) => (
-          <ColorItem
-            key={color}
-            color={color}
-            isSelected={color === selectedColor}
-            onClick={() => onColorSelect(color)}
-          />
-        ))}
-      </div>
-    </div>
-  );
-}
-
-function ColorItem({
-  color,
-  isSelected,
-  onClick,
-}: {
-  color: string;
-  isSelected: boolean;
-  onClick: () => void;
-}) {
-  return (
-    <div
-      className={cn(
-        "w-full aspect-square rounded-sm cursor-pointer hover:border-2 hover:border-primary",
-        isSelected && "border-2 border-primary"
-      )}
-      style={{ backgroundColor: color }}
-      onClick={onClick}
-    />
-  );
-}
-
-function BlurView({
-  selectedBlur,
-  onBlurSelect,
-}: {
-  selectedBlur: number;
-  onBlurSelect: (blurIntensity: number) => void;
-}) {
-  const blurLevels = [
-    { label: "Light", value: 4 },
-    { label: "Medium", value: 8 },
-    { label: "Heavy", value: 18 },
-  ];
-  const blurImage =
-    "https://images.unsplash.com/photo-1501785888041-af3ef285b470?q=80&w=1470&auto=format&fit=crop&ixlib=rb-4.1.0&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D";
-
-  return (
-    <div className="grid grid-cols-3 gap-2 w-full p-3 pt-0">
-      {blurLevels.map((blur) => (
-        <div
-          key={blur.value}
-          className={cn(
-            "w-full aspect-square rounded-sm cursor-pointer hover:border-2 hover:border-primary relative overflow-hidden",
-            selectedBlur === blur.value && "border-2 border-primary"
-          )}
-          onClick={() => onBlurSelect(blur.value)}
-        >
-          <Image
-            src={blurImage}
-            alt={`Blur preview ${blur.label}`}
-            fill
-            className="object-cover"
-            style={{ filter: `blur(${blur.value}px)` }}
-          />
-          <div className="absolute bottom-1 left-1 right-1 text-center">
-            <span className="text-xs text-white bg-black/50 px-1 rounded">
-              {blur.label}
-            </span>
-          </div>
-        </div>
-      ))}
-    </div>
-  );
-}

apps/web/src/components/editor/editor-header.tsx

@@ -1,10 +1,10 @@
 "use client";
 
-import { Button } from "./ui/button";
+import { Button } from "../ui/button";
 import { ChevronDown, ArrowLeft, SquarePen, Trash, Sun } from "lucide-react";
-import { HeaderBase } from "./header-base";
+import { HeaderBase } from "../header-base";
 import { useProjectStore } from "@/stores/project-store";
-import { KeyboardShortcutsHelp } from "./keyboard-shortcuts-help";
+import { KeyboardShortcutsHelp } from "../keyboard-shortcuts-help";
 import { useState } from "react";
 import {
   DropdownMenu,
@@ -12,10 +12,10 @@ import {
   DropdownMenuItem,
   DropdownMenuSeparator,
   DropdownMenuTrigger,
-} from "./ui/dropdown-menu";
+} from "../ui/dropdown-menu";
 import Link from "next/link";
-import { RenameProjectDialog } from "./rename-project-dialog";
+import { RenameProjectDialog } from "../rename-project-dialog";
-import { DeleteProjectDialog } from "./delete-project-dialog";
+import { DeleteProjectDialog } from "../delete-project-dialog";
 import { useRouter } from "next/navigation";
 import { FaDiscord } from "react-icons/fa6";
 import { useTheme } from "next-themes";

apps/web/src/components/editor/export-button.tsx

@@ -0,0 +1,246 @@
+"use client";
+
+import { useState } from "react";
+import { TransitionUpIcon } from "../icons";
+import { Popover, PopoverContent, PopoverTrigger } from "../ui/popover";
+import { Button } from "../ui/button";
+import { Label } from "../ui/label";
+import { RadioGroup, RadioGroupItem } from "../ui/radio-group";
+import { Progress } from "../ui/progress";
+import { cn } from "@/lib/utils";
+import {
+  exportProject,
+  getExportMimeType,
+  getExportFileExtension,
+  DEFAULT_EXPORT_OPTIONS,
+} from "@/lib/export";
+import { useProjectStore } from "@/stores/project-store";
+import { Download, X } from "lucide-react";
+import { ExportFormat, ExportQuality, ExportResult } from "@/types/export";
+import { PropertyGroup } from "./properties-panel/property-item";
+
+export function ExportButton() {
+  const [isExportPopoverOpen, setIsExportPopoverOpen] = useState(false);
+  const { activeProject } = useProjectStore();
+
+  const handleExport = () => {
+    setIsExportPopoverOpen(true);
+  };
+
+  const hasProject = !!activeProject;
+
+  return (
+    <Popover open={isExportPopoverOpen} onOpenChange={setIsExportPopoverOpen}>
+      <PopoverTrigger asChild>
+        <button
+          type="button"
+          className={cn(
+            "flex items-center gap-1.5 bg-[#38BDF8] text-white rounded-md px-[0.12rem] py-[0.12rem] transition-all duration-200",
+            hasProject
+              ? "cursor-pointer hover:brightness-95"
+              : "cursor-not-allowed opacity-50"
+          )}
+          onClick={hasProject ? handleExport : undefined}
+          disabled={!hasProject}
+          onKeyDown={(event) => {
+            if (hasProject && (event.key === "Enter" || event.key === " ")) {
+              event.preventDefault();
+              handleExport();
+            }
+          }}
+        >
+          <div className="flex items-center gap-1.5 bg-linear-270 from-[#2567EC] to-[#37B6F7] rounded-[0.8rem] px-4 py-1 relative shadow-[0_1px_3px_0px_rgba(0,0,0,0.65)]">
+            <TransitionUpIcon className="z-50" />
+            <span className="text-[0.875rem] z-50">Export</span>
+            <div className="absolute w-full h-full left-0 top-0 bg-linear-to-t from-white/0 to-white/50 z-10 rounded-[0.8rem] flex items-center justify-center">
+              <div className="absolute w-[calc(100%-2px)] h-[calc(100%-2px)] top-[0.08rem] bg-linear-270 from-[#2567EC] to-[#37B6F7] z-50 rounded-[0.8rem]"></div>
+            </div>
+          </div>
+        </button>
+      </PopoverTrigger>
+      {hasProject && <ExportPopover onOpenChange={setIsExportPopoverOpen} />}
+    </Popover>
+  );
+}
+
+function ExportPopover({
+  onOpenChange,
+}: {
+  onOpenChange: (open: boolean) => void;
+}) {
+  const { activeProject } = useProjectStore();
+  const [format, setFormat] = useState<ExportFormat>(
+    DEFAULT_EXPORT_OPTIONS.format
+  );
+  const [quality, setQuality] = useState<ExportQuality>(
+    DEFAULT_EXPORT_OPTIONS.quality
+  );
+  const [isExporting, setIsExporting] = useState(false);
+  const [progress, setProgress] = useState(0);
+  const [exportResult, setExportResult] = useState<ExportResult | null>(null);
+
+  const handleExport = async () => {
+    if (!activeProject) return;
+
+    setIsExporting(true);
+    setProgress(0);
+    setExportResult(null);
+
+    const result = await exportProject({
+      format,
+      quality,
+      fps: activeProject.fps,
+      onProgress: setProgress,
+      onCancel: () => false, // TODO: Add cancel functionality
+    });
+
+    setIsExporting(false);
+    setExportResult(result);
+
+    if (result.success && result.buffer) {
+      // Download the file
+      const mimeType = getExportMimeType(format);
+      const extension = getExportFileExtension(format);
+      const blob = new Blob([result.buffer], { type: mimeType });
+      const url = URL.createObjectURL(blob);
+
+      const a = document.createElement("a");
+      a.href = url;
+      a.download = `${activeProject.name}${extension}`;
+      document.body.appendChild(a);
+      a.click();
+      document.body.removeChild(a);
+      URL.revokeObjectURL(url);
+
+      onOpenChange(false);
+      setExportResult(null);
+      setProgress(0);
+    }
+  };
+
+  const handleClose = () => {
+    if (!isExporting) {
+      onOpenChange(false);
+      setExportResult(null);
+      setProgress(0);
+    }
+  };
+
+  return (
+    <PopoverContent className="w-80 mr-4 flex flex-col gap-3">
+      <>
+        <div className="flex items-center justify-between">
+          <h3 className=" font-medium">
+            {isExporting ? "Exporting project" : "Export project"}
+          </h3>
+          <Button variant="text" size="icon" onClick={handleClose}>
+            <X className="!size-5 text-foreground/85" />
+          </Button>
+        </div>
+
+        <div className="flex flex-col gap-4">
+          {!isExporting && (
+            <>
+              <div className="flex flex-col gap-3">
+                <PropertyGroup
+                  title="Format"
+                  titleClassName="text-sm"
+                  defaultExpanded={false}
+                >
+                  <RadioGroup
+                    value={format}
+                    onValueChange={(value) => setFormat(value as ExportFormat)}
+                  >
+                    <div className="flex items-center space-x-2">
+                      <RadioGroupItem value="mp4" id="mp4" />
+                      <Label htmlFor="mp4">
+                        MP4 (H.264) - Better compatibility
+                      </Label>
+                    </div>
+                    <div className="flex items-center space-x-2">
+                      <RadioGroupItem value="webm" id="webm" />
+                      <Label htmlFor="webm">
+                        WebM (VP9) - Smaller file size
+                      </Label>
+                    </div>
+                  </RadioGroup>
+                </PropertyGroup>
+
+                <PropertyGroup
+                  title="Quality"
+                  titleClassName="text-sm"
+                  defaultExpanded={false}
+                >
+                  <RadioGroup
+                    value={quality}
+                    onValueChange={(value) =>
+                      setQuality(value as ExportQuality)
+                    }
+                  >
+                    <div className="flex items-center space-x-2">
+                      <RadioGroupItem value="low" id="low" />
+                      <Label htmlFor="low">Low - Smallest file size</Label>
+                    </div>
+                    <div className="flex items-center space-x-2">
+                      <RadioGroupItem value="medium" id="medium" />
+                      <Label htmlFor="medium">Medium - Balanced</Label>
+                    </div>
+                    <div className="flex items-center space-x-2">
+                      <RadioGroupItem value="high" id="high" />
+                      <Label htmlFor="high">High - Recommended</Label>
+                    </div>
+                    <div className="flex items-center space-x-2">
+                      <RadioGroupItem value="very_high" id="very_high" />
+                      <Label htmlFor="very_high">
+                        Very High - Largest file size
+                      </Label>
+                    </div>
+                  </RadioGroup>
+                </PropertyGroup>
+              </div>
+
+              <Button onClick={handleExport} className="w-full gap-2">
+                <Download className="w-4 h-4" />
+                Export
+              </Button>
+            </>
+          )}
+
+          {isExporting && (
+            <div className="space-y-4">
+              <div className="flex flex-col">
+                <div className="text-center flex items-center justify-between">
+                  <p className="text-sm text-muted-foreground mb-2">
+                    {Math.round(progress * 100)}%
+                  </p>
+                  <p className="text-sm text-muted-foreground mb-2">100%</p>
+                </div>
+                <Progress value={progress * 100} className="w-full" />
+              </div>
+
+              <Button
+                variant="outline"
+                className="rounded-md w-full"
+                onClick={() => {}}
+              >
+                Cancel
+              </Button>
+            </div>
+          )}
+
+          {exportResult && !exportResult.success && (
+            <div className="text-center space-y-3">
+              <div className="text-red-600 font-medium">Export failed</div>
+              <p className="text-sm text-muted-foreground">
+                {exportResult.error || "Unknown error occurred"}
+              </p>
+              <Button variant="outline" onClick={() => setExportResult(null)}>
+                Try Again
+              </Button>
+            </div>
+          )}
+        </div>
+      </>
+    </PopoverContent>
+  );
+}

apps/web/src/components/editor/media-panel/views/captions.tsx

@@ -1,6 +1,6 @@
 import { Button } from "@/components/ui/button";
 import { PropertyGroup } from "../../properties-panel/property-item";
-import { BaseView } from "./base-view";
+import { PanelBaseView as BaseView } from "@/components/editor/panel-base-view";
 import { Language, LanguageSelect } from "@/components/language-select";
 import { useState, useRef, useEffect } from "react";
 import { extractTimelineAudio } from "@/lib/mediabunny-utils";

apps/web/src/components/editor/media-panel/views/settings.tsx

@@ -7,7 +7,7 @@ import {
   SelectTrigger,
   SelectValue,
 } from "@/components/ui/select";
-import { BaseView } from "./base-view";
+import { PanelBaseView as BaseView } from "@/components/editor/panel-base-view";
 import {
   PropertyItem,
   PropertyItemLabel,

apps/web/src/components/editor/media-panel/views/text.tsx

@@ -1,5 +1,5 @@
 import { DraggableMediaItem } from "@/components/ui/draggable-item";
-import { BaseView } from "./base-view";
+import { PanelBaseView as BaseView } from "@/components/editor/panel-base-view";
 import { useTimelineStore } from "@/stores/timeline-store";
 import { DEFAULT_TEXT_ELEMENT } from "@/constants/text-constants";
 

apps/web/src/components/editor/onboarding.tsx

@@ -1,7 +1,7 @@
 "use client";
 
-import { Dialog, DialogContent, DialogTitle } from "./ui/dialog";
+import { Dialog, DialogContent, DialogTitle } from "../ui/dialog";
-import { Button } from "./ui/button";
+import { Button } from "../ui/button";
 import { ArrowRightIcon } from "lucide-react";
 import { useState, useEffect } from "react";
 import ReactMarkdown from "react-markdown";

apps/web/src/components/editor/panel-base-view.tsx

@@ -2,9 +2,11 @@ import { ScrollArea } from "@/components/ui/scroll-area";
 import { Separator } from "@/components/ui/separator";
 import { Tabs, TabsContent, TabsList, TabsTrigger } from "@/components/ui/tabs";
 
-interface BaseViewProps {
+interface PanelBaseViewProps {
   children?: React.ReactNode;
   defaultTab?: string;
+  value?: string;
+  onValueChange?: (value: string) => void;
   tabs?: {
     value: string;
     label: string;
@@ -28,29 +30,38 @@ function ViewContent({
   );
 }
 
-export function BaseView({
+export function PanelBaseView({
   children,
   defaultTab,
+  value,
+  onValueChange,
   tabs,
   className = "",
   ref,
-}: BaseViewProps) {
+}: PanelBaseViewProps) {
   return (
     <div className={`h-full flex flex-col ${className}`} ref={ref}>
       {!tabs || tabs.length === 0 ? (
         <ViewContent className={className}>{children}</ViewContent>
       ) : (
-        <Tabs defaultValue={defaultTab} className="flex flex-col h-full">
+        <Tabs
-          <div className="px-3 pt-4 pb-0">
+          defaultValue={defaultTab}
-            <TabsList>
+          value={value}
-              {tabs.map((tab) => (
+          onValueChange={onValueChange}
-                <TabsTrigger key={tab.value} value={tab.value}>
+          className="flex flex-col h-full"
-                  {tab.label}
+        >
-                </TabsTrigger>
+          <div className="sticky top-0 z-10 bg-panel">
-              ))}
+            <div className="px-3 pt-4 pb-0">
-            </TabsList>
+              <TabsList>
+                {tabs.map((tab) => (
+                  <TabsTrigger key={tab.value} value={tab.value}>
+                    {tab.label}
+                  </TabsTrigger>
+                ))}
+              </TabsList>
+            </div>
+            <Separator className="mt-4" />
           </div>
-          <Separator className="mt-4" />
           {tabs.map((tab) => (
             <TabsContent
               key={tab.value}

apps/web/src/components/editor/panel-preset-selector.tsx

@@ -1,13 +1,13 @@
 "use client";
 
-import { Button } from "./ui/button";
+import { Button } from "../ui/button";
 import {
   DropdownMenu,
   DropdownMenuContent,
   DropdownMenuItem,
   DropdownMenuSeparator,
   DropdownMenuTrigger,
-} from "./ui/dropdown-menu";
+} from "../ui/dropdown-menu";
 import { ChevronDown, RotateCcw, LayoutPanelTop } from "lucide-react";
 import { usePanelStore, type PanelPreset } from "@/stores/panel-store";
 

apps/web/src/components/editor/preview-panel.tsx

@@ -538,6 +538,7 @@ export function PreviewPanel() {
           activeProject?.backgroundType === "blur"
             ? "transparent"
             : activeProject?.backgroundColor || "#000000",
+        projectCanvasSize: canvasSize,
       });
 
       // Blit offscreen to visible canvas

apps/web/src/components/editor/properties-panel/property-item.tsx

@@ -57,6 +57,7 @@ interface PropertyGroupProps {
   children: React.ReactNode;
   defaultExpanded?: boolean;
   className?: string;
+  titleClassName?: string;
 }
 
 export function PropertyGroup({
@@ -64,6 +65,7 @@ export function PropertyGroup({
   children,
   defaultExpanded = true,
   className,
+  titleClassName,
 }: PropertyGroupProps) {
   const [isExpanded, setIsExpanded] = useState(defaultExpanded);
 
@@ -73,7 +75,7 @@ export function PropertyGroup({
         className="flex items-center gap-1.5 cursor-pointer"
         onClick={() => setIsExpanded(!isExpanded)}
       >
-        <PropertyItemLabel className="cursor-pointer">
+        <PropertyItemLabel className={cn("cursor-pointer", titleClassName)}>
           {title}
         </PropertyItemLabel>
         <ChevronDown className={cn("size-3", !isExpanded && "-rotate-90")} />

apps/web/src/components/editor/properties-panel/text-properties.tsx

@@ -6,8 +6,14 @@ import { useTimelineStore } from "@/stores/timeline-store";
 import { Slider } from "@/components/ui/slider";
 import { Input } from "@/components/ui/input";
 import { Button } from "@/components/ui/button";
-import { Switch } from "@/components/ui/switch"; // Add Switch import
+import { Switch } from "@/components/ui/switch";
 import { useState, useRef } from "react";
+import { PanelBaseView } from "@/components/editor/panel-base-view";
+import {
+  TEXT_PROPERTIES_TABS,
+  isTextPropertiesTab,
+  useTextPropertiesStore,
+} from "@/stores/text-properties-store";
 import {
   PropertyItem,
   PropertyItemLabel,
@@ -22,6 +28,7 @@ export function TextProperties({
   trackId: string;
 }) {
   const { updateTextElement } = useTimelineStore();
+  const { activeTab, setActiveTab } = useTextPropertiesStore();
 
   // Local state for input values to allow temporary empty/invalid states
   const [fontSizeInput, setFontSizeInput] = useState(
@@ -105,199 +112,232 @@ export function TextProperties({
   };
 
   return (
-    <div className="space-y-6 p-5">
+    <PanelBaseView
-      <Textarea
+      defaultTab="transform"
-        placeholder="Name"
+      value={activeTab}
-        defaultValue={element.content}
+      onValueChange={(v) => {
-        className="min-h-18 resize-none bg-background/50"
+        if (isTextPropertiesTab(v)) setActiveTab(v);
-        onChange={(e) =>
+      }}
-          updateTextElement(trackId, element.id, { content: e.target.value })
+      tabs={TEXT_PROPERTIES_TABS.map((t) => ({
-        }
+        value: t.value,
-      />
+        label: t.label,
-      <PropertyItem direction="row">
+        content:
-        <PropertyItemLabel>Font</PropertyItemLabel>
+          t.value === "transform" ? (
-        <PropertyItemValue>
+            <div className="space-y-6"></div>
-          <FontPicker
+          ) : (
-            defaultValue={element.fontFamily}
+            <div className="space-y-6">
-            onValueChange={(value: FontFamily) =>
+              <Textarea
-              updateTextElement(trackId, element.id, { fontFamily: value })
+                placeholder="Name"
-            }
+                defaultValue={element.content}
-          />
+                className="min-h-18 resize-none bg-background/50"
-        </PropertyItemValue>
+                onChange={(e) =>
-      </PropertyItem>
-      <PropertyItem direction="column">
-        <PropertyItem direction="row">
-          <PropertyItemLabel>Style</PropertyItemLabel>
-          <PropertyItemValue>
-            <div className="flex items-center gap-2">
-              <Button
-                variant={element.fontWeight === "bold" ? "default" : "outline"}
-                size="sm"
-                onClick={() =>
                   updateTextElement(trackId, element.id, {
-                    fontWeight:
+                    content: e.target.value,
-                      element.fontWeight === "bold" ? "normal" : "bold",
                   })
                 }
-                className="h-8 px-3 font-bold"
+              />
-              >
+              <PropertyItem direction="row">
-                B
+                <PropertyItemLabel>Font</PropertyItemLabel>
-              </Button>
+                <PropertyItemValue>
-              <Button
+                  <FontPicker
-                variant={element.fontStyle === "italic" ? "default" : "outline"}
+                    defaultValue={element.fontFamily}
-                size="sm"
+                    onValueChange={(value: FontFamily) =>
-                onClick={() =>
+                      updateTextElement(trackId, element.id, {
-                  updateTextElement(trackId, element.id, {
+                        fontFamily: value,
-                    fontStyle:
+                      })
-                      element.fontStyle === "italic" ? "normal" : "italic",
+                    }
-                  })
+                  />
-                }
+                </PropertyItemValue>
-                className="h-8 px-3 italic"
+              </PropertyItem>
-              >
+              <PropertyItem direction="column">
-                I
+                <PropertyItem direction="row">
-              </Button>
+                  <PropertyItemLabel>Style</PropertyItemLabel>
-              <Button
+                  <PropertyItemValue>
-                variant={
+                    <div className="flex items-center gap-2">
-                  element.textDecoration === "underline" ? "default" : "outline"
+                      <Button
-                }
+                        variant={
-                size="sm"
+                          element.fontWeight === "bold" ? "default" : "outline"
-                onClick={() =>
+                        }
-                  updateTextElement(trackId, element.id, {
+                        size="sm"
-                    textDecoration:
+                        onClick={() =>
-                      element.textDecoration === "underline"
+                          updateTextElement(trackId, element.id, {
-                        ? "none"
+                            fontWeight:
-                        : "underline",
+                              element.fontWeight === "bold" ? "normal" : "bold",
-                  })
+                          })
-                }
+                        }
-                className="h-8 px-3 underline"
+                        className="h-8 px-3 font-bold"
-              >
+                      >
-                U
+                        B
-              </Button>
+                      </Button>
-              <Button
+                      <Button
-                variant={
+                        variant={
-                  element.textDecoration === "line-through"
+                          element.fontStyle === "italic" ? "default" : "outline"
-                    ? "default"
+                        }
-                    : "outline"
+                        size="sm"
-                }
+                        onClick={() =>
-                size="sm"
+                          updateTextElement(trackId, element.id, {
-                onClick={() =>
+                            fontStyle:
-                  updateTextElement(trackId, element.id, {
+                              element.fontStyle === "italic"
-                    textDecoration:
+                                ? "normal"
-                      element.textDecoration === "line-through"
+                                : "italic",
-                        ? "none"
+                          })
-                        : "line-through",
+                        }
-                  })
+                        className="h-8 px-3 italic"
-                }
+                      >
-                className="h-8 px-3 line-through"
+                        I
-              >
+                      </Button>
-                S
+                      <Button
-              </Button>
+                        variant={
+                          element.textDecoration === "underline"
+                            ? "default"
+                            : "outline"
+                        }
+                        size="sm"
+                        onClick={() =>
+                          updateTextElement(trackId, element.id, {
+                            textDecoration:
+                              element.textDecoration === "underline"
+                                ? "none"
+                                : "underline",
+                          })
+                        }
+                        className="h-8 px-3 underline"
+                      >
+                        U
+                      </Button>
+                      <Button
+                        variant={
+                          element.textDecoration === "line-through"
+                            ? "default"
+                            : "outline"
+                        }
+                        size="sm"
+                        onClick={() =>
+                          updateTextElement(trackId, element.id, {
+                            textDecoration:
+                              element.textDecoration === "line-through"
+                                ? "none"
+                                : "line-through",
+                          })
+                        }
+                        className="h-8 px-3 line-through"
+                      >
+                        S
+                      </Button>
+                    </div>
+                  </PropertyItemValue>
+                </PropertyItem>
+                <PropertyItemLabel>Font size</PropertyItemLabel>
+                <PropertyItemValue>
+                  <div className="flex items-center gap-2">
+                    <Slider
+                      value={[element.fontSize]}
+                      min={8}
+                      max={300}
+                      step={1}
+                      onValueChange={([value]) => {
+                        updateTextElement(trackId, element.id, {
+                          fontSize: value,
+                        });
+                        setFontSizeInput(value.toString());
+                      }}
+                      className="w-full"
+                    />
+                    <Input
+                      type="number"
+                      value={fontSizeInput}
+                      min={8}
+                      max={300}
+                      onChange={(e) => handleFontSizeChange(e.target.value)}
+                      onBlur={handleFontSizeBlur}
+                      className="w-12 !text-xs h-7 rounded-sm text-center
+               [appearance:textfield]
+               [&::-webkit-outer-spin-button]:appearance-none
+               [&::-webkit-inner-spin-button]:appearance-none"
+                    />
+                  </div>
+                </PropertyItemValue>
+              </PropertyItem>
+              <PropertyItem direction="row">
+                <PropertyItemLabel>Color</PropertyItemLabel>
+                <PropertyItemValue>
+                  <Input
+                    type="color"
+                    value={element.color || "#ffffff"}
+                    onChange={(e) => {
+                      const color = e.target.value;
+                      updateTextElement(trackId, element.id, { color });
+                    }}
+                    className="w-full cursor-pointer rounded-full"
+                  />
+                </PropertyItemValue>
+              </PropertyItem>
+              <PropertyItem direction="column">
+                <PropertyItemLabel>Opacity</PropertyItemLabel>
+                <PropertyItemValue>
+                  <div className="flex items-center gap-2">
+                    <Slider
+                      value={[element.opacity * 100]}
+                      min={0}
+                      max={100}
+                      step={1}
+                      onValueChange={([value]) => {
+                        updateTextElement(trackId, element.id, {
+                          opacity: value / 100,
+                        });
+                        setOpacityInput(value.toString());
+                      }}
+                      className="w-full"
+                    />
+                    <Input
+                      type="number"
+                      value={opacityInput}
+                      min={0}
+                      max={100}
+                      onChange={(e) => handleOpacityChange(e.target.value)}
+                      onBlur={handleOpacityBlur}
+                      className="w-12 !text-xs h-7 rounded-sm text-center
+               [appearance:textfield]
+               [&::-webkit-outer-spin-button]:appearance-none
+               [&::-webkit-inner-spin-button]:appearance-none"
+                    />
+                  </div>
+                </PropertyItemValue>
+              </PropertyItem>
+              <PropertyItem direction="column">
+                <div className="flex items-center justify-between">
+                  <PropertyItemLabel>Background</PropertyItemLabel>
+                  <div className="flex items-center space-x-2">
+                    <Switch
+                      id="transparent-bg-toggle"
+                      checked={element.backgroundColor === "transparent"}
+                      onCheckedChange={handleTransparentToggle}
+                    />
+                    <label
+                      htmlFor="transparent-bg-toggle"
+                      className="text-sm font-medium"
+                    >
+                      Transparent
+                    </label>
+                  </div>
+                </div>
+                <PropertyItemValue>
+                  <Input
+                    type="color"
+                    value={
+                      element.backgroundColor === "transparent"
+                        ? lastSelectedColor.current
+                        : element.backgroundColor || "#000000"
+                    }
+                    onChange={(e) => handleColorChange(e.target.value)}
+                    className="w-full cursor-pointer rounded-full"
+                    disabled={element.backgroundColor === "transparent"}
+                  />
+                </PropertyItemValue>
+              </PropertyItem>
             </div>
-          </PropertyItemValue>
+          ),
-        </PropertyItem>
+      }))}
-        <PropertyItemLabel>Font size</PropertyItemLabel>
+    />
-        <PropertyItemValue>
-          <div className="flex items-center gap-2">
-            <Slider
-              value={[element.fontSize]}
-              min={8}
-              max={300}
-              step={1}
-              onValueChange={([value]) => {
-                updateTextElement(trackId, element.id, { fontSize: value });
-                setFontSizeInput(value.toString());
-              }}
-              className="w-full"
-            />
-            <Input
-              type="number"
-              value={fontSizeInput}
-              min={8}
-              max={300}
-              onChange={(e) => handleFontSizeChange(e.target.value)}
-              onBlur={handleFontSizeBlur}
-              className="w-12 !text-xs h-7 rounded-sm text-center
-               [appearance:textfield]
-               [&::-webkit-outer-spin-button]:appearance-none
-               [&::-webkit-inner-spin-button]:appearance-none"
-            />
-          </div>
-        </PropertyItemValue>
-      </PropertyItem>
-      <PropertyItem direction="row">
-        <PropertyItemLabel>Color</PropertyItemLabel>
-        <PropertyItemValue>
-          <Input
-            type="color"
-            value={element.color || "#ffffff"}
-            onChange={(e) => {
-              const color = e.target.value;
-              updateTextElement(trackId, element.id, { color });
-            }}
-            className="w-full cursor-pointer rounded-full"
-          />
-        </PropertyItemValue>
-      </PropertyItem>
-      <PropertyItem direction="column">
-        <div className="flex items-center justify-between">
-          <PropertyItemLabel>Background</PropertyItemLabel>
-          <div className="flex items-center space-x-2">
-            <Switch
-              id="transparent-bg-toggle"
-              checked={element.backgroundColor === "transparent"}
-              onCheckedChange={handleTransparentToggle}
-            />
-            <label htmlFor="transparent-bg-toggle" className="text-sm font-medium">
-              Transparent
-            </label>
-          </div>
-        </div>
-        <PropertyItemValue>
-          <Input
-            type="color"
-            value={
-              element.backgroundColor === "transparent"
-                ? lastSelectedColor.current
-                : element.backgroundColor || "#000000"
-            }
-            onChange={(e) => handleColorChange(e.target.value)}
-            className="w-full cursor-pointer rounded-full"
-            disabled={element.backgroundColor === "transparent"}
-          />
-        </PropertyItemValue>
-      </PropertyItem>
-      <PropertyItem direction="column">
-        <PropertyItemLabel>Opacity</PropertyItemLabel>
-        <PropertyItemValue>
-          <div className="flex items-center gap-2">
-            <Slider
-              value={[element.opacity * 100]}
-              min={0}
-              max={100}
-              step={1}
-              onValueChange={([value]) => {
-                updateTextElement(trackId, element.id, {
-                  opacity: value / 100,
-                });
-                setOpacityInput(value.toString());
-              }}
-              className="w-full"
-            />
-            <Input
-              type="number"
-              value={opacityInput}
-              min={0}
-              max={100}
-              onChange={(e) => handleOpacityChange(e.target.value)}
-              onBlur={handleOpacityBlur}
-              className="w-12 !text-xs h-7 rounded-sm text-center
-               [appearance:textfield]
-               [&::-webkit-outer-spin-button]:appearance-none
-               [&::-webkit-inner-spin-button]:appearance-none"
-            />
-          </div>
-        </PropertyItemValue>
-      </PropertyItem>
-    </div>
   );
 }

apps/web/src/components/export-button.tsx

@@ -1,185 +0,0 @@
-"use client";
-
-import { useState } from "react";
-import { TransitionUpIcon } from "./icons";
-import {
-  Dialog,
-  DialogContent,
-  DialogDescription,
-  DialogHeader,
-  DialogTitle,
-} from "./ui/dialog";
-import { Button } from "./ui/button";
-import { Input } from "./ui/input";
-import { useForm } from "react-hook-form";
-import {
-  Form,
-  FormControl,
-  FormDescription,
-  FormField,
-  FormItem,
-  FormLabel,
-  FormMessage,
-} from "./ui/form";
-import {
-  exportWaitlistSchema,
-  type ExportWaitlistInput,
-  type ExportWaitlistResponse,
-} from "@/lib/schemas/waitlist";
-import { cn } from "@/lib/utils";
-
-export function ExportButton() {
-  const [isExportDialogOpen, setIsExportDialogOpen] = useState(false);
-
-  const handleExport = () => {
-    setIsExportDialogOpen(true);
-  };
-
-  return (
-    <>
-      <button
-        type="button"
-        className="flex items-center gap-1.5 bg-[#38BDF8] text-white rounded-md px-[0.12rem] py-[0.12rem] cursor-pointer hover:brightness-95 transition-all duration-200"
-        onClick={handleExport}
-        onKeyDown={(event) => {
-          if (event.key === "Enter" || event.key === " ") {
-            event.preventDefault();
-            handleExport();
-          }
-        }}
-      >
-        <div className="flex items-center gap-1.5 bg-linear-270 from-[#2567EC] to-[#37B6F7] rounded-[0.8rem] px-4 py-1 relative shadow-[0_1px_3px_0px_rgba(0,0,0,0.65)]">
-          <TransitionUpIcon className="z-50" />
-          <span className="text-[0.875rem] z-50">Export (soon)</span>
-          <div className="absolute w-full h-full left-0 top-0 bg-linear-to-t from-white/0 to-white/50 z-10 rounded-[0.8rem] flex items-center justify-center">
-            <div className="absolute w-[calc(100%-2px)] h-[calc(100%-2px)] top-[0.08rem] bg-linear-270 from-[#2567EC] to-[#37B6F7] z-50 rounded-[0.8rem]"></div>
-          </div>
-        </div>
-      </button>
-      <ExportDialog
-        isOpen={isExportDialogOpen}
-        onOpenChange={setIsExportDialogOpen}
-      />
-    </>
-  );
-}
-
-function ExportDialog({
-  isOpen,
-  onOpenChange,
-}: {
-  isOpen: boolean;
-  onOpenChange: (open: boolean) => void;
-}) {
-  const form = useForm<ExportWaitlistInput>({ defaultValues: { email: "" } });
-  const { isSubmitting } = form.formState;
-  const [serverMessage, setServerMessage] = useState<{
-    text: string;
-    type: "success" | "error";
-  } | null>(null);
-
-  const onSubmit = form.handleSubmit(async (values) => {
-    const parsed = exportWaitlistSchema.safeParse(values);
-    if (!parsed.success) {
-      for (const issue of parsed.error.issues) {
-        const fieldName =
-          (issue.path[0] as keyof ExportWaitlistInput) || "email";
-        form.setError(fieldName, { type: "zod", message: issue.message });
-      }
-      return;
-    }
-    setServerMessage(null);
-    const { email } = parsed.data;
-    const response = await fetch("/api/waitlist/export", {
-      method: "POST",
-      headers: { "Content-Type": "application/json" },
-      body: JSON.stringify({ email }),
-    });
-    if (!response.ok) {
-      setServerMessage({
-        text: "Something went wrong. Please try again.",
-        type: "error",
-      });
-      return;
-    }
-    const data: ExportWaitlistResponse = await response.json();
-    if (data.success && data.alreadySubscribed) {
-      setServerMessage({
-        text: "You're already on the list.",
-        type: "success",
-      });
-      return;
-    }
-    if (data.success) {
-      setServerMessage({
-        text: "You're on the list. We'll email you when it's ready.",
-        type: "success",
-      });
-      form.reset();
-      return;
-    }
-    setServerMessage({
-      text: "Couldn't add your email. Please try again.",
-      type: "error",
-    });
-  });
-  return (
-    <Dialog open={isOpen} onOpenChange={onOpenChange}>
-      <DialogContent className="p-6">
-        <DialogHeader>
-          <DialogTitle>Export Project</DialogTitle>
-        </DialogHeader>
-        <div className="space-y-4">
-          <DialogDescription>
-            Export isn't ready yet. we're building a custom pipeline to make it
-            great.
-          </DialogDescription>
-          <Form {...form}>
-            <form className="flex flex-col gap-5" onSubmit={onSubmit}>
-              <div className="flex flex-col gap-4 w-full">
-                <FormField
-                  control={form.control}
-                  name="email"
-                  render={({ field }) => (
-                    <FormItem>
-                      <FormLabel>Email</FormLabel>
-                      <FormControl>
-                        <Input
-                          type="email"
-                          placeholder="you@example.com"
-                          inputMode="email"
-                          autoComplete="email"
-                          disabled={isSubmitting}
-                          {...field}
-                        />
-                      </FormControl>
-                      <FormDescription>
-                        We'll let you know once export is ready.
-                      </FormDescription>
-                      <FormMessage />
-                    </FormItem>
-                  )}
-                />
-                <Button type="submit" disabled={isSubmitting}>
-                  {isSubmitting ? "Sending..." : "Notify me"}
-                </Button>
-              </div>
-              {serverMessage ? (
-                <p
-                  role="status"
-                  aria-live="polite"
-                  className={cn(
-                    "text-xs",
-                    serverMessage.type === "success" ? "text-green-600" : "text-red-600"
-                  )}
-                >
-                  {serverMessage.text}
-                </p>
-              ) : null}
-            </form>
-          </Form>
-        </div>
-      </DialogContent>
-    </Dialog>
-  );
-}

apps/web/src/components/ui/progress.tsx

@@ -12,13 +12,13 @@ const Progress = React.forwardRef<
   <ProgressPrimitive.Root
     ref={ref}
     className={cn(
-      "relative h-2 w-full overflow-hidden rounded-full bg-primary/20",
+      "relative h-2 w-full overflow-hidden rounded-full bg-accent",
       className
     )}
     {...props}
   >
     <ProgressPrimitive.Indicator
-      className="h-full w-full flex-1 bg-primary transition-all"
+      className="h-full w-full flex-1 bg-foreground transition-all"
       style={{ transform: `translateX(-${100 - (value || 0)}%)` }}
     />
   </ProgressPrimitive.Root>

apps/web/src/lib/export.ts

@@ -0,0 +1,147 @@
+import {
+  Output,
+  Mp4OutputFormat,
+  WebMOutputFormat,
+  BufferTarget,
+  CanvasSource,
+  QUALITY_LOW,
+  QUALITY_MEDIUM,
+  QUALITY_HIGH,
+  QUALITY_VERY_HIGH,
+} from "mediabunny";
+import { renderTimelineFrame } from "./timeline-renderer";
+import { useTimelineStore } from "@/stores/timeline-store";
+import { useMediaStore } from "@/stores/media-store";
+import { useProjectStore } from "@/stores/project-store";
+import { DEFAULT_FPS } from "@/stores/project-store";
+import { ExportOptions, ExportResult } from "@/types/export";
+
+export const DEFAULT_EXPORT_OPTIONS: ExportOptions = {
+  format: "mp4",
+  quality: "high",
+};
+
+const qualityMap = {
+  low: QUALITY_LOW,
+  medium: QUALITY_MEDIUM,
+  high: QUALITY_HIGH,
+  very_high: QUALITY_VERY_HIGH,
+};
+
+export async function exportProject(
+  options: ExportOptions
+): Promise<ExportResult> {
+  const { format, quality, fps, onProgress, onCancel } = options;
+
+  try {
+    const timelineStore = useTimelineStore.getState();
+    const mediaStore = useMediaStore.getState();
+    const projectStore = useProjectStore.getState();
+
+    const { tracks, getTotalDuration } = timelineStore;
+    const { mediaFiles } = mediaStore;
+    const { activeProject } = projectStore;
+
+    if (!activeProject) {
+      return { success: false, error: "No active project" };
+    }
+
+    const duration = getTotalDuration();
+    if (duration === 0) {
+      return { success: false, error: "Project is empty" };
+    }
+
+    const exportFps = fps || activeProject.fps || DEFAULT_FPS;
+    const canvasSize = activeProject.canvasSize;
+
+    const outputFormat =
+      format === "webm" ? new WebMOutputFormat() : new Mp4OutputFormat();
+
+    // BufferTarget for smaller files, StreamTarget for larger ones
+    // TODO: Implement StreamTarget
+    const output = new Output({
+      format: outputFormat,
+      target: new BufferTarget(),
+    });
+
+    // Canvas for rendering
+    const canvas = document.createElement("canvas");
+    canvas.width = canvasSize.width;
+    canvas.height = canvasSize.height;
+    const ctx = canvas.getContext("2d");
+
+    if (!ctx) {
+      return { success: false, error: "Failed to create canvas context" };
+    }
+
+    const videoSource = new CanvasSource(canvas, {
+      codec: format === "webm" ? "vp9" : "avc", // VP9 for WebM, H.264 for MP4
+      bitrate: qualityMap[quality],
+    });
+
+    output.addVideoTrack(videoSource, { frameRate: exportFps });
+
+    // Start the output
+    await output.start();
+
+    const totalFrames = Math.ceil(duration * exportFps);
+    let cancelled = false;
+
+    // Render each frame
+    for (let frameIndex = 0; frameIndex < totalFrames; frameIndex++) {
+      // Check for cancellation
+      if (onCancel?.()) {
+        cancelled = true;
+        break;
+      }
+
+      const time = frameIndex / exportFps;
+
+      await renderTimelineFrame({
+        ctx,
+        time,
+        canvasWidth: canvas.width,
+        canvasHeight: canvas.height,
+        tracks,
+        mediaFiles,
+        backgroundColor:
+          activeProject.backgroundType === "blur"
+            ? "transparent"
+            : activeProject.backgroundColor || "#000000",
+        projectCanvasSize: canvasSize,
+      });
+
+      const frameDuration = 1 / exportFps;
+      await videoSource.add(time, frameDuration);
+
+      onProgress?.(frameIndex / totalFrames);
+    }
+
+    if (cancelled) {
+      await output.cancel();
+      return { success: false, cancelled: true };
+    }
+    videoSource.close();
+    await output.finalize();
+    onProgress?.(1);
+
+    return {
+      success: true,
+      buffer: output.target.buffer || undefined,
+    };
+  } catch (error) {
+    console.error("Export failed:", error);
+    return {
+      success: false,
+      error: error instanceof Error ? error.message : "Unknown export error",
+    };
+  }
+}
+
+export function getExportMimeType(format: "mp4" | "webm"): string {
+  return format === "webm" ? "video/webm" : "video/mp4";
+}
+
+export function getExportFileExtension(format: "mp4" | "webm"): string {
+  return `.${format}`;
+}

apps/web/src/lib/timeline-renderer.ts

@@ -10,6 +10,7 @@ export interface RenderContext {
   tracks: TimelineTrack[];
   mediaFiles: MediaFile[];
   backgroundColor?: string;
+  projectCanvasSize?: { width: number; height: number };
 }
 
 export async function renderTimelineFrame({
@@ -20,6 +21,7 @@ export async function renderTimelineFrame({
   tracks,
   mediaFiles,
   backgroundColor,
+  projectCanvasSize,
 }: RenderContext): Promise<void> {
   // Background
   ctx.clearRect(0, 0, canvasWidth, canvasHeight);
@@ -28,8 +30,10 @@ export async function renderTimelineFrame({
     ctx.fillRect(0, 0, canvasWidth, canvasHeight);
   }
 
-  const scaleX = 1;
+  const scaleX = projectCanvasSize ? canvasWidth / projectCanvasSize.width : 1;
-  const scaleY = 1;
+  const scaleY = projectCanvasSize
+    ? canvasHeight / projectCanvasSize.height
+    : 1;
   const idToMedia = new Map(mediaFiles.map((m) => [m.id, m] as const));
   const active: Array<{
     track: TimelineTrack;

apps/web/src/stores/text-properties-store.ts

@@ -0,0 +1,33 @@
+import { create } from "zustand";
+import { persist } from "zustand/middleware";
+
+export type TextPropertiesTab = "transform" | "style";
+
+export interface TextPropertiesTabMeta {
+  value: TextPropertiesTab;
+  label: string;
+}
+
+export const TEXT_PROPERTIES_TABS: ReadonlyArray<TextPropertiesTabMeta> = [
+  { value: "transform", label: "Transform" },
+  { value: "style", label: "Style" },
+] as const;
+
+export function isTextPropertiesTab(value: string): value is TextPropertiesTab {
+  return TEXT_PROPERTIES_TABS.some((t) => t.value === value);
+}
+
+interface TextPropertiesState {
+  activeTab: TextPropertiesTab;
+  setActiveTab: (tab: TextPropertiesTab) => void;
+}
+
+export const useTextPropertiesStore = create<TextPropertiesState>()(
+  persist(
+    (set) => ({
+      activeTab: "transform",
+      setActiveTab: (tab) => set({ activeTab: tab }),
+    }),
+    { name: "text-properties" }
+  )
+);

apps/web/src/types/export.ts

@@ -0,0 +1,17 @@
+export type ExportFormat = "mp4" | "webm";
+export type ExportQuality = "low" | "medium" | "high" | "very_high";
+
+export interface ExportOptions {
+  format: ExportFormat;
+  quality: ExportQuality;
+  fps?: number;
+  onProgress?: (progress: number) => void;
+  onCancel?: () => boolean;
+}
+
+export interface ExportResult {
+  success: boolean;
+  buffer?: ArrayBuffer;
+  error?: string;
+  cancelled?: boolean;
+}