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-rw-r--r--apps/web/src/services/renderer/canvas-utils.ts16
-rw-r--r--apps/web/src/services/renderer/effect-preview.ts194
-rw-r--r--apps/web/src/services/renderer/nodes/blur-background-node.ts75
-rw-r--r--apps/web/src/services/renderer/nodes/composite-effect-node.ts77
-rw-r--r--apps/web/src/services/renderer/nodes/effect-layer-node.ts82
-rw-r--r--apps/web/src/services/renderer/nodes/image-node.ts3
-rw-r--r--apps/web/src/services/renderer/nodes/sticker-node.ts3
-rw-r--r--apps/web/src/services/renderer/nodes/text-node.ts275
-rw-r--r--apps/web/src/services/renderer/nodes/video-node.ts5
-rw-r--r--apps/web/src/services/renderer/nodes/visual-node.ts104
-rw-r--r--apps/web/src/services/renderer/scene-builder.ts163
-rw-r--r--apps/web/src/services/renderer/webgl-effect-renderer.ts73
-rw-r--r--apps/web/src/services/renderer/webgl-utils.ts298
-rw-r--r--apps/web/src/services/storage/migrations/__tests__/v8-to-v9.test.ts175
-rw-r--r--apps/web/src/services/storage/migrations/index.ts6
-rw-r--r--apps/web/src/services/storage/migrations/transformers/v1-to-v2.ts22
-rw-r--r--apps/web/src/services/storage/migrations/transformers/v7-to-v8.ts96
-rw-r--r--apps/web/src/services/storage/migrations/transformers/v8-to-v9.ts99
-rw-r--r--apps/web/src/services/storage/migrations/v7-to-v8.ts16
-rw-r--r--apps/web/src/services/storage/migrations/v8-to-v9.ts16
20 files changed, 1580 insertions, 218 deletions
diff --git a/apps/web/src/services/renderer/canvas-utils.ts b/apps/web/src/services/renderer/canvas-utils.ts
new file mode 100644
index 00000000..093168e6
--- /dev/null
+++ b/apps/web/src/services/renderer/canvas-utils.ts
@@ -0,0 +1,16 @@
+export function createOffscreenCanvas({
+ width,
+ height,
+}: {
+ width: number;
+ height: number;
+}): OffscreenCanvas | HTMLCanvasElement {
+ try {
+ return new OffscreenCanvas(width, height);
+ } catch {
+ const canvas = document.createElement("canvas");
+ canvas.width = width;
+ canvas.height = height;
+ return canvas;
+ }
+}
diff --git a/apps/web/src/services/renderer/effect-preview.ts b/apps/web/src/services/renderer/effect-preview.ts
new file mode 100644
index 00000000..2cebec5d
--- /dev/null
+++ b/apps/web/src/services/renderer/effect-preview.ts
@@ -0,0 +1,194 @@
+import { createOffscreenCanvas } from "./canvas-utils";
+import { getEffect } from "@/lib/effects";
+import type { EffectParamValues } from "@/types/effects";
+import { applyMultiPassEffect } from "./webgl-utils";
+import type { EffectPassData } from "./webgl-utils";
+
+const PREVIEW_SIZE = 160;
+const PREVIEW_IMAGE_PATH = "/effects/preview.jpg";
+
+let previewGl: WebGLRenderingContext | null = null;
+let previewCanvas: OffscreenCanvas | HTMLCanvasElement | null = null;
+let testSourceCanvas: OffscreenCanvas | HTMLCanvasElement | null = null;
+let previewImageElement: HTMLImageElement | null = null;
+const programCache = new Map<string, WebGLProgram>();
+const onReadyCallbacks = new Set<() => void>();
+
+export function onPreviewImageReady({
+ callback,
+}: {
+ callback: () => void;
+}): () => void {
+ onReadyCallbacks.add(callback);
+ return () => onReadyCallbacks.delete(callback);
+}
+
+function loadPreviewImage(): void {
+ if (typeof window === "undefined") return;
+ const image = new Image();
+ image.onload = () => {
+ testSourceCanvas = null;
+ for (const callback of onReadyCallbacks) {
+ callback();
+ }
+ };
+ image.src = PREVIEW_IMAGE_PATH;
+ previewImageElement = image;
+}
+
+loadPreviewImage();
+
+function buildDefaultParams({
+ effectType,
+}: {
+ effectType: string;
+}): EffectParamValues {
+ const definition = getEffect({ effectType });
+ const params: EffectParamValues = {};
+ for (const paramDef of definition.params) {
+ params[paramDef.key] = paramDef.default;
+ }
+ return params;
+}
+
+function createTestSource({
+ width,
+ height,
+}: {
+ width: number;
+ height: number;
+}): OffscreenCanvas | HTMLCanvasElement | null {
+ const isImageReady =
+ previewImageElement?.complete &&
+ (previewImageElement.naturalWidth ?? 0) > 0;
+ if (!isImageReady || !previewImageElement) {
+ return null;
+ }
+
+ const canvas = createOffscreenCanvas({ width, height });
+ const ctx = canvas.getContext("2d") as
+ | CanvasRenderingContext2D
+ | OffscreenCanvasRenderingContext2D
+ | null;
+ if (!ctx) {
+ throw new Error("failed to get 2d context for test source");
+ }
+ ctx.drawImage(previewImageElement, 0, 0, width, height);
+ return canvas;
+}
+
+function getOrCreatePreviewContext({
+ width,
+ height,
+}: {
+ width: number;
+ height: number;
+}): { canvas: OffscreenCanvas | HTMLCanvasElement; gl: WebGLRenderingContext } {
+ if (!previewCanvas || !previewGl) {
+ previewCanvas = createOffscreenCanvas({ width, height });
+ previewGl = previewCanvas.getContext("webgl", {
+ premultipliedAlpha: false,
+ }) as WebGLRenderingContext | null;
+ if (!previewGl) {
+ throw new Error("WebGL not supported");
+ }
+ }
+ if (previewCanvas.width !== width || previewCanvas.height !== height) {
+ previewCanvas.width = width;
+ previewCanvas.height = height;
+ }
+ return { canvas: previewCanvas, gl: previewGl };
+}
+
+function getTestSource({
+ width,
+ height,
+}: {
+ width: number;
+ height: number;
+}): CanvasImageSource | null {
+ if (
+ !testSourceCanvas ||
+ testSourceCanvas.width !== width ||
+ testSourceCanvas.height !== height
+ ) {
+ testSourceCanvas = createTestSource({ width, height });
+ }
+ return testSourceCanvas;
+}
+
+function applyWebGlEffect({
+ source,
+ width,
+ height,
+ passes,
+}: {
+ source: CanvasImageSource;
+ width: number;
+ height: number;
+ passes: EffectPassData[];
+}): OffscreenCanvas | HTMLCanvasElement {
+ const { canvas: glCanvas, gl } = getOrCreatePreviewContext({ width, height });
+
+ applyMultiPassEffect({ context: gl, source, width, height, passes, programCache });
+
+ const outputCanvas = createOffscreenCanvas({ width, height });
+ const outputCtx = outputCanvas.getContext("2d") as
+ | CanvasRenderingContext2D
+ | OffscreenCanvasRenderingContext2D
+ | null;
+ if (outputCtx) {
+ outputCtx.drawImage(glCanvas, 0, 0, width, height);
+ }
+ return outputCanvas;
+}
+
+export function renderPreview({
+ effectType,
+ params,
+ targetCanvas,
+}: {
+ effectType: string;
+ params: EffectParamValues;
+ targetCanvas: HTMLCanvasElement;
+}): void {
+ const size = PREVIEW_SIZE;
+ const source = getTestSource({ width: size, height: size });
+ if (!source) return;
+
+ const definition = getEffect({ effectType });
+ const resolvedParams =
+ Object.keys(params).length > 0
+ ? params
+ : buildDefaultParams({ effectType });
+
+ const passes = definition.renderer.passes.map((pass) => ({
+ fragmentShader: pass.fragmentShader,
+ uniforms: pass.uniforms({
+ effectParams: resolvedParams,
+ width: size,
+ height: size,
+ }),
+ }));
+ const result = applyWebGlEffect({
+ source,
+ width: size,
+ height: size,
+ passes,
+ });
+
+ const targetCtx = targetCanvas.getContext(
+ "2d",
+ ) as CanvasRenderingContext2D | null;
+ if (targetCtx) {
+ targetCanvas.width = size;
+ targetCanvas.height = size;
+ targetCtx.drawImage(result, 0, 0, size, size);
+ }
+}
+
+export const effectPreviewService = {
+ renderPreview,
+ onPreviewImageReady,
+ PREVIEW_SIZE,
+};
diff --git a/apps/web/src/services/renderer/nodes/blur-background-node.ts b/apps/web/src/services/renderer/nodes/blur-background-node.ts
deleted file mode 100644
index 504161d9..00000000
--- a/apps/web/src/services/renderer/nodes/blur-background-node.ts
+++ /dev/null
@@ -1,75 +0,0 @@
-import type { CanvasRenderer } from "../canvas-renderer";
-import { BaseNode } from "./base-node";
-
-export type BlurBackgroundNodeParams = {
- blurIntensity: number;
- contentNodes: BaseNode[];
-};
-
-export class BlurBackgroundNode extends BaseNode<BlurBackgroundNodeParams> {
- private blurIntensity: number;
- private contentNodes: BaseNode[];
-
- constructor(params: BlurBackgroundNodeParams) {
- super(params);
- this.blurIntensity = params.blurIntensity;
- this.contentNodes = params.contentNodes;
- }
-
- async render({
- renderer,
- time,
- }: {
- renderer: CanvasRenderer;
- time: number;
- }): Promise<void> {
- let offscreen: OffscreenCanvas | HTMLCanvasElement;
- let offscreenCtx:
- | OffscreenCanvasRenderingContext2D
- | CanvasRenderingContext2D;
-
- try {
- offscreen = new OffscreenCanvas(renderer.width, renderer.height);
- const ctx = offscreen.getContext("2d");
- if (!ctx) {
- throw new Error("failed to get offscreen canvas context");
- }
- offscreenCtx = ctx;
- } catch {
- offscreen = document.createElement("canvas");
- offscreen.width = renderer.width;
- offscreen.height = renderer.height;
- const ctx = offscreen.getContext("2d");
- if (!ctx) {
- throw new Error("failed to get canvas context");
- }
- offscreenCtx = ctx;
- }
-
- const originalContext = renderer.context;
- renderer.context = offscreenCtx;
-
- for (const node of this.contentNodes) {
- await node.render({ renderer, time });
- }
-
- renderer.context = originalContext;
-
- const zoomScale = 1.4;
- const scaledWidth = renderer.width * zoomScale;
- const scaledHeight = renderer.height * zoomScale;
- const offsetX = (renderer.width - scaledWidth) / 2;
- const offsetY = (renderer.height - scaledHeight) / 2;
-
- renderer.context.save();
- renderer.context.filter = `blur(${this.blurIntensity}px)`;
- renderer.context.drawImage(
- offscreen as CanvasImageSource,
- offsetX,
- offsetY,
- scaledWidth,
- scaledHeight,
- );
- renderer.context.restore();
- }
-}
diff --git a/apps/web/src/services/renderer/nodes/composite-effect-node.ts b/apps/web/src/services/renderer/nodes/composite-effect-node.ts
new file mode 100644
index 00000000..3fbfffc1
--- /dev/null
+++ b/apps/web/src/services/renderer/nodes/composite-effect-node.ts
@@ -0,0 +1,77 @@
+import type { CanvasRenderer } from "../canvas-renderer";
+import { createOffscreenCanvas } from "../canvas-utils";
+import { getEffect } from "@/lib/effects";
+import type { EffectParamValues } from "@/types/effects";
+import { BaseNode } from "./base-node";
+import { webglEffectRenderer } from "../webgl-effect-renderer";
+
+export type CompositeEffectNodeParams = {
+ contentNodes: BaseNode[];
+ effectType: string;
+ effectParams: EffectParamValues;
+ scale: number;
+};
+
+export class CompositeEffectNode extends BaseNode<CompositeEffectNodeParams> {
+ async render({
+ renderer,
+ time,
+ }: {
+ renderer: CanvasRenderer;
+ time: number;
+ }): Promise<void> {
+ const offscreen = createOffscreenCanvas({
+ width: renderer.width,
+ height: renderer.height,
+ });
+ const offscreenCtx = offscreen.getContext("2d") as OffscreenCanvasRenderingContext2D | null;
+ if (!offscreenCtx) {
+ throw new Error("failed to get offscreen canvas context");
+ }
+
+ const originalContext = renderer.context;
+ renderer.context = offscreenCtx;
+
+ for (const node of this.params.contentNodes) {
+ await node.render({ renderer, time });
+ }
+
+ renderer.context = originalContext;
+
+ const effectDefinition = getEffect({ effectType: this.params.effectType });
+ const scale = this.params.scale;
+ const scaledWidth = renderer.width * scale;
+ const scaledHeight = renderer.height * scale;
+ const offsetX = (renderer.width - scaledWidth) / 2;
+ const offsetY = (renderer.height - scaledHeight) / 2;
+
+ const passes = effectDefinition.renderer.passes.map((pass) => ({
+ fragmentShader: pass.fragmentShader,
+ uniforms: pass.uniforms({
+ effectParams: this.params.effectParams,
+ width: renderer.width,
+ height: renderer.height,
+ }),
+ }));
+ const effectResult = webglEffectRenderer.applyEffect({
+ source: offscreen as CanvasImageSource,
+ width: renderer.width,
+ height: renderer.height,
+ passes,
+ });
+
+ renderer.context.save();
+ renderer.context.drawImage(
+ effectResult,
+ 0,
+ 0,
+ renderer.width,
+ renderer.height,
+ offsetX,
+ offsetY,
+ scaledWidth,
+ scaledHeight,
+ );
+ renderer.context.restore();
+ }
+}
diff --git a/apps/web/src/services/renderer/nodes/effect-layer-node.ts b/apps/web/src/services/renderer/nodes/effect-layer-node.ts
new file mode 100644
index 00000000..3d84be2b
--- /dev/null
+++ b/apps/web/src/services/renderer/nodes/effect-layer-node.ts
@@ -0,0 +1,82 @@
+import type { CanvasRenderer } from "../canvas-renderer";
+import { getEffect } from "@/lib/effects";
+import type { EffectParamValues } from "@/types/effects";
+import { BaseNode } from "./base-node";
+import { webglEffectRenderer } from "../webgl-effect-renderer";
+
+const TIME_EPSILON = 1e-6;
+
+export type EffectLayerNodeParams = {
+ effectType: string;
+ effectParams: EffectParamValues;
+ timeOffset: number;
+ duration: number;
+};
+
+function isInRange({
+ time,
+ timeOffset,
+ duration,
+}: {
+ time: number;
+ timeOffset: number;
+ duration: number;
+}): boolean {
+ return (
+ time >= timeOffset - TIME_EPSILON &&
+ time < timeOffset + duration + TIME_EPSILON
+ );
+}
+
+// snapshots whatever is currently on the canvas, applies the effect, draws it back
+export class EffectLayerNode extends BaseNode<EffectLayerNodeParams> {
+ async render({
+ renderer,
+ time,
+ }: {
+ renderer: CanvasRenderer;
+ time: number;
+ }): Promise<void> {
+ if (
+ !isInRange({
+ time,
+ timeOffset: this.params.timeOffset,
+ duration: this.params.duration,
+ })
+ ) {
+ return;
+ }
+
+ const source = renderer.context.canvas as CanvasImageSource;
+
+ const effectDefinition = getEffect({
+ effectType: this.params.effectType,
+ });
+
+ const passes = effectDefinition.renderer.passes.map((pass) => ({
+ fragmentShader: pass.fragmentShader,
+ uniforms: pass.uniforms({
+ effectParams: this.params.effectParams,
+ width: renderer.width,
+ height: renderer.height,
+ }),
+ }));
+ const effectResult = webglEffectRenderer.applyEffect({
+ source,
+ width: renderer.width,
+ height: renderer.height,
+ passes,
+ });
+
+ renderer.context.save();
+ renderer.context.clearRect(0, 0, renderer.width, renderer.height);
+ renderer.context.drawImage(
+ effectResult,
+ 0,
+ 0,
+ renderer.width,
+ renderer.height,
+ );
+ renderer.context.restore();
+ }
+}
diff --git a/apps/web/src/services/renderer/nodes/image-node.ts b/apps/web/src/services/renderer/nodes/image-node.ts
index b3a0be74..6720a5e5 100644
--- a/apps/web/src/services/renderer/nodes/image-node.ts
+++ b/apps/web/src/services/renderer/nodes/image-node.ts
@@ -73,7 +73,7 @@ export class ImageNode extends VisualNode<ImageNodeParams> {
async render({ renderer, time }: { renderer: CanvasRenderer; time: number }) {
await super.render({ renderer, time });
- if (!this.isInRange(time)) {
+ if (!this.isInRange({ time })) {
return;
}
@@ -84,6 +84,7 @@ export class ImageNode extends VisualNode<ImageNodeParams> {
source,
sourceWidth: width || renderer.width,
sourceHeight: height || renderer.height,
+ timelineTime: time,
});
}
}
diff --git a/apps/web/src/services/renderer/nodes/sticker-node.ts b/apps/web/src/services/renderer/nodes/sticker-node.ts
index acf638eb..da271685 100644
--- a/apps/web/src/services/renderer/nodes/sticker-node.ts
+++ b/apps/web/src/services/renderer/nodes/sticker-node.ts
@@ -51,7 +51,7 @@ export class StickerNode extends VisualNode<StickerNodeParams> {
async render({ renderer, time }: { renderer: CanvasRenderer; time: number }) {
await super.render({ renderer, time });
- if (!this.isInRange(time)) {
+ if (!this.isInRange({ time })) {
return;
}
@@ -62,6 +62,7 @@ export class StickerNode extends VisualNode<StickerNodeParams> {
source,
sourceWidth: width,
sourceHeight: height,
+ timelineTime: time,
});
}
}
diff --git a/apps/web/src/services/renderer/nodes/text-node.ts b/apps/web/src/services/renderer/nodes/text-node.ts
index 76d78b31..86e24fdf 100644
--- a/apps/web/src/services/renderer/nodes/text-node.ts
+++ b/apps/web/src/services/renderer/nodes/text-node.ts
@@ -1,10 +1,14 @@
import type { CanvasRenderer } from "../canvas-renderer";
+import { createOffscreenCanvas } from "../canvas-utils";
import { BaseNode } from "./base-node";
import type { TextElement } from "@/types/timeline";
import {
+ DEFAULT_TEXT_BACKGROUND,
DEFAULT_TEXT_ELEMENT,
DEFAULT_LINE_HEIGHT,
FONT_SIZE_SCALE_REFERENCE,
+ CORNER_RADIUS_MAX,
+ CORNER_RADIUS_MIN,
} from "@/constants/text-constants";
import {
getMetricAscent,
@@ -12,6 +16,17 @@ import {
getTextBackgroundRect,
measureTextBlock,
} from "@/lib/text/layout";
+import {
+ getElementLocalTime,
+ resolveColorAtTime,
+ resolveNumberAtTime,
+ resolveOpacityAtTime,
+ resolveTransformAtTime,
+} from "@/lib/animation";
+import { resolveEffectParamsAtTime } from "@/lib/animation/effect-param-channel";
+import { getEffect } from "@/lib/effects";
+import { webglEffectRenderer } from "../webgl-effect-renderer";
+import { clamp } from "@/utils/math";
function scaleFontSize({
fontSize,
@@ -27,6 +42,9 @@ function quoteFontFamily({ fontFamily }: { fontFamily: string }): string {
return `"${fontFamily.replace(/"/g, '\\"')}"`;
}
+const TEXT_DECORATION_THICKNESS_RATIO = 0.07;
+const STRIKETHROUGH_VERTICAL_RATIO = 0.35;
+
function drawTextDecoration({
ctx,
textDecoration,
@@ -46,7 +64,7 @@ function drawTextDecoration({
}): void {
if (textDecoration === "none" || !textDecoration) return;
- const thickness = Math.max(1, scaledFontSize * 0.07);
+ const thickness = Math.max(1, scaledFontSize * TEXT_DECORATION_THICKNESS_RATIO);
const ascent = getMetricAscent({ metrics, fallbackFontSize: scaledFontSize });
const descent = getMetricDescent({ metrics, fallbackFontSize: scaledFontSize });
@@ -60,7 +78,7 @@ function drawTextDecoration({
}
if (textDecoration === "line-through") {
- const strikeY = lineY - (ascent - descent) * 0.35;
+ const strikeY = lineY - (ascent - descent) * STRIKETHROUGH_VERTICAL_RATIO;
ctx.fillRect(xStart, strikeY, lineWidth, thickness);
}
}
@@ -84,19 +102,24 @@ export class TextNode extends BaseNode<TextNodeParams> {
return;
}
- renderer.context.save();
-
- const x = this.params.transform.position.x + this.params.canvasCenter.x;
- const y = this.params.transform.position.y + this.params.canvasCenter.y;
+ const localTime = getElementLocalTime({
+ timelineTime: time,
+ elementStartTime: this.params.startTime,
+ elementDuration: this.params.duration,
+ });
+ const transform = resolveTransformAtTime({
+ baseTransform: this.params.transform,
+ animations: this.params.animations,
+ localTime,
+ });
+ const opacity = resolveOpacityAtTime({
+ baseOpacity: this.params.opacity,
+ animations: this.params.animations,
+ localTime,
+ });
- renderer.context.translate(x, y);
- renderer.context.scale(
- this.params.transform.scale,
- this.params.transform.scale,
- );
- if (this.params.transform.rotate) {
- renderer.context.rotate((this.params.transform.rotate * Math.PI) / 180);
- }
+ const x = transform.position.x + this.params.canvasCenter.x;
+ const y = transform.position.y + this.params.canvasCenter.y;
const fontWeight = this.params.fontWeight === "bold" ? "bold" : "normal";
const fontStyle = this.params.fontStyle === "italic" ? "italic" : "normal";
@@ -105,83 +128,193 @@ export class TextNode extends BaseNode<TextNodeParams> {
canvasHeight: this.params.canvasHeight,
});
const fontFamily = quoteFontFamily({ fontFamily: this.params.fontFamily });
- renderer.context.font = `${fontStyle} ${fontWeight} ${scaledFontSize}px ${fontFamily}, sans-serif`;
- renderer.context.textAlign = this.params.textAlign;
- renderer.context.fillStyle = this.params.color;
-
+ const fontString = `${fontStyle} ${fontWeight} ${scaledFontSize}px ${fontFamily}, sans-serif`;
const letterSpacing = this.params.letterSpacing ?? 0;
const lineHeight = this.params.lineHeight ?? DEFAULT_LINE_HEIGHT;
- if ("letterSpacing" in renderer.context) {
- (
- renderer.context as CanvasRenderingContext2D & { letterSpacing: string }
- ).letterSpacing = `${letterSpacing}px`;
- }
-
const lines = this.params.content.split("\n");
const lineHeightPx = scaledFontSize * lineHeight;
const fontSizeRatio = this.params.fontSize / DEFAULT_TEXT_ELEMENT.fontSize;
const baseline = this.params.textBaseline ?? "middle";
+ const blendMode = (
+ this.params.blendMode && this.params.blendMode !== "normal"
+ ? this.params.blendMode
+ : "source-over"
+ ) as GlobalCompositeOperation;
+ renderer.context.save();
+ renderer.context.font = fontString;
renderer.context.textBaseline = baseline;
+ if ("letterSpacing" in renderer.context) {
+ (renderer.context as CanvasRenderingContext2D & { letterSpacing: string }).letterSpacing = `${letterSpacing}px`;
+ }
const lineMetrics = lines.map((line) => renderer.context.measureText(line));
+ renderer.context.restore();
+
const lineCount = lines.length;
+ const block = measureTextBlock({ lineMetrics, lineHeightPx, fallbackFontSize: scaledFontSize });
- const block = measureTextBlock({
- lineMetrics,
- lineHeightPx,
- fallbackFontSize: scaledFontSize,
+ const textColor = resolveColorAtTime({
+ baseColor: this.params.color,
+ animations: this.params.animations,
+ propertyPath: "color",
+ localTime,
});
+ const bg = this.params.background;
+ const resolvedBackground = {
+ ...bg,
+ color: resolveColorAtTime({
+ baseColor: bg.color,
+ animations: this.params.animations,
+ propertyPath: "background.color",
+ localTime,
+ }),
+ paddingX: resolveNumberAtTime({
+ baseValue: bg.paddingX ?? DEFAULT_TEXT_BACKGROUND.paddingX,
+ animations: this.params.animations,
+ propertyPath: "background.paddingX",
+ localTime,
+ }),
+ paddingY: resolveNumberAtTime({
+ baseValue: bg.paddingY ?? DEFAULT_TEXT_BACKGROUND.paddingY,
+ animations: this.params.animations,
+ propertyPath: "background.paddingY",
+ localTime,
+ }),
+ offsetX: resolveNumberAtTime({
+ baseValue: bg.offsetX ?? DEFAULT_TEXT_BACKGROUND.offsetX,
+ animations: this.params.animations,
+ propertyPath: "background.offsetX",
+ localTime,
+ }),
+ offsetY: resolveNumberAtTime({
+ baseValue: bg.offsetY ?? DEFAULT_TEXT_BACKGROUND.offsetY,
+ animations: this.params.animations,
+ propertyPath: "background.offsetY",
+ localTime,
+ }),
+ cornerRadius: resolveNumberAtTime({
+ baseValue: bg.cornerRadius ?? CORNER_RADIUS_MIN,
+ animations: this.params.animations,
+ propertyPath: "background.cornerRadius",
+ localTime,
+ }),
+ };
- const prevAlpha = renderer.context.globalAlpha;
- renderer.context.globalCompositeOperation = (
- this.params.blendMode && this.params.blendMode !== "normal"
- ? this.params.blendMode
- : "source-over"
- ) as GlobalCompositeOperation;
- renderer.context.globalAlpha = this.params.opacity;
+ const drawContent = (ctx: CanvasRenderingContext2D | OffscreenCanvasRenderingContext2D) => {
+ ctx.font = fontString;
+ ctx.textAlign = this.params.textAlign;
+ ctx.textBaseline = baseline;
+ ctx.fillStyle = textColor;
+ if ("letterSpacing" in ctx) {
+ (ctx as CanvasRenderingContext2D & { letterSpacing: string }).letterSpacing = `${letterSpacing}px`;
+ }
- if (
- this.params.background.color &&
- this.params.background.color !== "transparent" &&
- lineCount > 0
- ) {
- const { color, cornerRadius = 0 } = this.params.background;
- const backgroundRect = getTextBackgroundRect({
- textAlign: this.params.textAlign,
- block,
- background: this.params.background,
- fontSizeRatio,
- });
- if (backgroundRect) {
- renderer.context.fillStyle = color;
- renderer.context.beginPath();
- renderer.context.roundRect(
- backgroundRect.left,
- backgroundRect.top,
- backgroundRect.width,
- backgroundRect.height,
- cornerRadius,
- );
- renderer.context.fill();
- renderer.context.fillStyle = this.params.color;
+ if (
+ this.params.background.enabled &&
+ this.params.background.color &&
+ this.params.background.color !== "transparent" &&
+ lineCount > 0
+ ) {
+ const backgroundRect = getTextBackgroundRect({
+ textAlign: this.params.textAlign,
+ block,
+ background: resolvedBackground,
+ fontSizeRatio,
+ });
+ if (backgroundRect) {
+ const p = clamp({ value: resolvedBackground.cornerRadius, min: CORNER_RADIUS_MIN, max: CORNER_RADIUS_MAX }) / 100;
+ const radius = Math.min(backgroundRect.width, backgroundRect.height) / 2 * p;
+ ctx.fillStyle = resolvedBackground.color;
+ ctx.beginPath();
+ ctx.roundRect(backgroundRect.left, backgroundRect.top, backgroundRect.width, backgroundRect.height, radius);
+ ctx.fill();
+ ctx.fillStyle = textColor;
+ }
}
+
+ for (let i = 0; i < lineCount; i++) {
+ const lineY = i * lineHeightPx - block.visualCenterOffset;
+ ctx.fillText(lines[i], 0, lineY);
+ drawTextDecoration({
+ ctx,
+ textDecoration: this.params.textDecoration ?? "none",
+ lineWidth: lineMetrics[i].width,
+ lineY,
+ metrics: lineMetrics[i],
+ scaledFontSize,
+ textAlign: this.params.textAlign,
+ });
+ }
+ };
+
+ const applyTransform = (ctx: CanvasRenderingContext2D | OffscreenCanvasRenderingContext2D) => {
+ ctx.translate(x, y);
+ ctx.scale(transform.scale, transform.scale);
+ if (transform.rotate) {
+ ctx.rotate((transform.rotate * Math.PI) / 180);
+ }
+ };
+
+ const enabledEffects = this.params.effects?.filter((effect) => effect.enabled) ?? [];
+
+ if (enabledEffects.length === 0) {
+ renderer.context.save();
+ applyTransform(renderer.context);
+ renderer.context.globalCompositeOperation = blendMode;
+ renderer.context.globalAlpha = opacity;
+ drawContent(renderer.context);
+ renderer.context.restore();
+ return;
+ }
+
+ // Effects path: render text to a same-size offscreen canvas so the blur
+ // can spread into the surrounding transparent area without hard clipping.
+ const offscreen = createOffscreenCanvas({ width: renderer.width, height: renderer.height });
+ const offscreenCtx = offscreen.getContext("2d") as OffscreenCanvasRenderingContext2D | null;
+
+ if (!offscreenCtx) {
+ renderer.context.save();
+ applyTransform(renderer.context);
+ renderer.context.globalCompositeOperation = blendMode;
+ renderer.context.globalAlpha = opacity;
+ drawContent(renderer.context);
+ renderer.context.restore();
+ return;
}
- for (let i = 0; i < lineCount; i++) {
- const y = i * lineHeightPx - block.visualCenterOffset;
- renderer.context.fillText(lines[i], 0, y);
- drawTextDecoration({
- ctx: renderer.context,
- textDecoration: this.params.textDecoration ?? "none",
- lineWidth: lineMetrics[i].width,
- lineY: y,
- metrics: lineMetrics[i],
- scaledFontSize,
- textAlign: this.params.textAlign,
+ offscreenCtx.save();
+ applyTransform(offscreenCtx);
+ drawContent(offscreenCtx);
+ offscreenCtx.restore();
+
+ let currentSource: CanvasImageSource = offscreen;
+ for (const effect of enabledEffects) {
+ const resolvedParams = resolveEffectParamsAtTime({
+ effect,
+ animations: this.params.animations,
+ localTime,
+ });
+ const definition = getEffect({ effectType: effect.type });
+ const passes = definition.renderer.passes.map((pass) => ({
+ fragmentShader: pass.fragmentShader,
+ uniforms: pass.uniforms({
+ effectParams: resolvedParams,
+ width: renderer.width,
+ height: renderer.height,
+ }),
+ }));
+ currentSource = webglEffectRenderer.applyEffect({
+ source: currentSource,
+ width: renderer.width,
+ height: renderer.height,
+ passes,
});
}
- renderer.context.globalAlpha = prevAlpha;
+ renderer.context.save();
+ renderer.context.globalCompositeOperation = blendMode;
+ renderer.context.globalAlpha = opacity;
+ renderer.context.drawImage(currentSource, 0, 0);
renderer.context.restore();
}
}
diff --git a/apps/web/src/services/renderer/nodes/video-node.ts b/apps/web/src/services/renderer/nodes/video-node.ts
index 8e2ddccd..503c9c03 100644
--- a/apps/web/src/services/renderer/nodes/video-node.ts
+++ b/apps/web/src/services/renderer/nodes/video-node.ts
@@ -12,11 +12,11 @@ export class VideoNode extends VisualNode<VideoNodeParams> {
async render({ renderer, time }: { renderer: CanvasRenderer; time: number }) {
await super.render({ renderer, time });
- if (!this.isInRange(time)) {
+ if (!this.isInRange({ time })) {
return;
}
- const videoTime = this.getLocalTime(time);
+ const videoTime = this.getSourceLocalTime({ time });
const frame = await videoCache.getFrameAt({
mediaId: this.params.mediaId,
file: this.params.file,
@@ -29,6 +29,7 @@ export class VideoNode extends VisualNode<VideoNodeParams> {
source: frame.canvas,
sourceWidth: frame.canvas.width,
sourceHeight: frame.canvas.height,
+ timelineTime: time,
});
}
}
diff --git a/apps/web/src/services/renderer/nodes/visual-node.ts b/apps/web/src/services/renderer/nodes/visual-node.ts
index 7179369e..6c50aa12 100644
--- a/apps/web/src/services/renderer/nodes/visual-node.ts
+++ b/apps/web/src/services/renderer/nodes/visual-node.ts
@@ -1,9 +1,19 @@
import type { CanvasRenderer } from "../canvas-renderer";
+import { createOffscreenCanvas } from "../canvas-utils";
import { BaseNode } from "./base-node";
+import type { Effect } from "@/types/effects";
import type { BlendMode } from "@/types/rendering";
import type { Transform } from "@/types/timeline";
-
-const VISUAL_EPSILON = 1 / 1000;
+import type { ElementAnimations } from "@/types/animation";
+import {
+ getElementLocalTime,
+ resolveOpacityAtTime,
+ resolveTransformAtTime,
+} from "@/lib/animation";
+import { resolveEffectParamsAtTime } from "@/lib/animation/effect-param-channel";
+import { TIME_EPSILON_SECONDS } from "@/constants/animation-constants";
+import { getEffect } from "@/lib/effects";
+import { webglEffectRenderer } from "../webgl-effect-renderer";
export interface VisualNodeParams {
duration: number;
@@ -11,21 +21,31 @@ export interface VisualNodeParams {
trimStart: number;
trimEnd: number;
transform: Transform;
+ animations?: ElementAnimations;
opacity: number;
blendMode?: BlendMode;
+ effects?: Effect[];
}
export abstract class VisualNode<
Params extends VisualNodeParams = VisualNodeParams,
> extends BaseNode<Params> {
- protected getLocalTime(time: number): number {
+ protected getSourceLocalTime({ time }: { time: number }): number {
return time - this.params.timeOffset + this.params.trimStart;
}
- protected isInRange(time: number): boolean {
- const localTime = this.getLocalTime(time);
+ protected getAnimationLocalTime({ time }: { time: number }): number {
+ return getElementLocalTime({
+ timelineTime: time,
+ elementStartTime: this.params.timeOffset,
+ elementDuration: this.params.duration,
+ });
+ }
+
+ protected isInRange({ time }: { time: number }): boolean {
+ const localTime = this.getSourceLocalTime({ time });
return (
- localTime >= this.params.trimStart - VISUAL_EPSILON &&
+ localTime >= this.params.trimStart - TIME_EPSILON_SECONDS &&
localTime < this.params.trimStart + this.params.duration
);
}
@@ -35,15 +55,27 @@ export abstract class VisualNode<
source,
sourceWidth,
sourceHeight,
+ timelineTime,
}: {
renderer: CanvasRenderer;
source: CanvasImageSource;
sourceWidth: number;
sourceHeight: number;
+ timelineTime: number;
}): void {
renderer.context.save();
- const { transform, opacity } = this.params;
+ const animationLocalTime = this.getAnimationLocalTime({ time: timelineTime });
+ const transform = resolveTransformAtTime({
+ baseTransform: this.params.transform,
+ animations: this.params.animations,
+ localTime: animationLocalTime,
+ });
+ const opacity = resolveOpacityAtTime({
+ baseOpacity: this.params.opacity,
+ animations: this.params.animations,
+ localTime: animationLocalTime,
+ });
const containScale = Math.min(
renderer.width / sourceWidth,
renderer.height / sourceHeight,
@@ -68,7 +100,63 @@ export abstract class VisualNode<
renderer.context.translate(-centerX, -centerY);
}
- renderer.context.drawImage(source, x, y, scaledWidth, scaledHeight);
+ const enabledEffects =
+ this.params.effects?.filter((effect) => effect.enabled) ?? [];
+
+ if (enabledEffects.length === 0) {
+ renderer.context.drawImage(source, x, y, scaledWidth, scaledHeight);
+ renderer.context.restore();
+ return;
+ }
+
+ const elementCanvas = createOffscreenCanvas({
+ width: Math.round(scaledWidth),
+ height: Math.round(scaledHeight),
+ });
+ const elementCtx = elementCanvas.getContext("2d") as
+ | CanvasRenderingContext2D
+ | OffscreenCanvasRenderingContext2D
+ | null;
+ if (!elementCtx) {
+ renderer.context.drawImage(source, x, y, scaledWidth, scaledHeight);
+ renderer.context.restore();
+ return;
+ }
+
+ elementCtx.drawImage(source, 0, 0, scaledWidth, scaledHeight);
+
+ let currentResult: CanvasImageSource = elementCanvas;
+
+ for (const effect of enabledEffects) {
+ const resolvedParams = resolveEffectParamsAtTime({
+ effect,
+ animations: this.params.animations,
+ localTime: animationLocalTime,
+ });
+ const definition = getEffect({ effectType: effect.type });
+ const passes = definition.renderer.passes.map((pass) => ({
+ fragmentShader: pass.fragmentShader,
+ uniforms: pass.uniforms({
+ effectParams: resolvedParams,
+ width: scaledWidth,
+ height: scaledHeight,
+ }),
+ }));
+ currentResult = webglEffectRenderer.applyEffect({
+ source: currentResult,
+ width: Math.round(scaledWidth),
+ height: Math.round(scaledHeight),
+ passes,
+ });
+ }
+
+ renderer.context.drawImage(
+ currentResult,
+ x,
+ y,
+ scaledWidth,
+ scaledHeight,
+ );
renderer.context.restore();
}
}
diff --git a/apps/web/src/services/renderer/scene-builder.ts b/apps/web/src/services/renderer/scene-builder.ts
index 530b2eb3..695e077f 100644
--- a/apps/web/src/services/renderer/scene-builder.ts
+++ b/apps/web/src/services/renderer/scene-builder.ts
@@ -6,51 +6,59 @@ import { ImageNode } from "./nodes/image-node";
import { TextNode } from "./nodes/text-node";
import { StickerNode } from "./nodes/sticker-node";
import { ColorNode } from "./nodes/color-node";
-import { BlurBackgroundNode } from "./nodes/blur-background-node";
+import { CompositeEffectNode } from "./nodes/composite-effect-node";
+import { EffectLayerNode } from "./nodes/effect-layer-node";
+import type { BaseNode } from "./nodes/base-node";
import type { TBackground, TCanvasSize } from "@/types/project";
import { DEFAULT_BLUR_INTENSITY } from "@/constants/project-constants";
import { isMainTrack } from "@/lib/timeline";
const PREVIEW_MAX_IMAGE_SIZE = 2048;
+const BLUR_BACKGROUND_ZOOM_SCALE = 1.4;
-export type BuildSceneParams = {
- canvasSize: TCanvasSize;
+function getVisibleSortedElements({
+ track,
+}: {
+ track: TimelineTrack;
+}) {
+ return track.elements
+ .filter((element) => !("hidden" in element && element.hidden))
+ .slice()
+ .sort((a, b) => {
+ if (a.startTime !== b.startTime) return a.startTime - b.startTime;
+ return a.id.localeCompare(b.id);
+ });
+}
+
+function buildTrackNodes({
+ tracks,
+ mediaMap,
+ canvasSize,
+ isPreview,
+}: {
tracks: TimelineTrack[];
- mediaAssets: MediaAsset[];
- duration: number;
- background: TBackground;
+ mediaMap: Map<string, MediaAsset>;
+ canvasSize: TCanvasSize;
isPreview?: boolean;
-};
-
-export function buildScene(params: BuildSceneParams) {
- const { tracks, mediaAssets, duration, canvasSize, background } = params;
-
- const rootNode = new RootNode({ duration });
- const mediaMap = new Map(mediaAssets.map((m) => [m.id, m]));
+}): BaseNode[] {
+ const nodes: BaseNode[] = [];
- const visibleTracks = tracks.filter(
- (track) => !("hidden" in track && track.hidden),
- );
-
- const orderedTracksTopToBottom = [
- ...visibleTracks.filter((track) => !isMainTrack(track)),
- ...visibleTracks.filter((track) => isMainTrack(track)),
- ];
-
- const orderedTracksBottomToTop = orderedTracksTopToBottom.slice().reverse();
-
- const contentNodes = [];
-
- for (const track of orderedTracksBottomToTop) {
- const elements = track.elements
- .filter((element) => !("hidden" in element && element.hidden))
- .slice()
- .sort((a, b) => {
- if (a.startTime !== b.startTime) return a.startTime - b.startTime;
- return a.id.localeCompare(b.id);
- });
+ for (const track of tracks) {
+ const elements = getVisibleSortedElements({ track });
for (const element of elements) {
+ if (element.type === "effect") {
+ nodes.push(
+ new EffectLayerNode({
+ effectType: element.effectType,
+ effectParams: element.params,
+ timeOffset: element.startTime,
+ duration: element.duration,
+ }),
+ );
+ continue;
+ }
+
if (element.type === "video" || element.type === "image") {
const mediaAsset = mediaMap.get(element.mediaId);
if (!mediaAsset?.file || !mediaAsset?.url) {
@@ -58,7 +66,7 @@ export function buildScene(params: BuildSceneParams) {
}
if (mediaAsset.type === "video") {
- contentNodes.push(
+ nodes.push(
new VideoNode({
mediaId: mediaAsset.id,
url: mediaAsset.url,
@@ -68,13 +76,15 @@ export function buildScene(params: BuildSceneParams) {
trimStart: element.trimStart,
trimEnd: element.trimEnd,
transform: element.transform,
+ animations: element.animations,
opacity: element.opacity,
blendMode: element.blendMode,
+ effects: element.effects,
}),
);
}
if (mediaAsset.type === "image") {
- contentNodes.push(
+ nodes.push(
new ImageNode({
url: mediaAsset.url,
duration: element.duration,
@@ -82,9 +92,11 @@ export function buildScene(params: BuildSceneParams) {
trimStart: element.trimStart,
trimEnd: element.trimEnd,
transform: element.transform,
+ animations: element.animations,
opacity: element.opacity,
blendMode: element.blendMode,
- ...(params.isPreview && {
+ effects: element.effects,
+ ...(isPreview && {
maxSourceSize: PREVIEW_MAX_IMAGE_SIZE,
}),
}),
@@ -93,18 +105,19 @@ export function buildScene(params: BuildSceneParams) {
}
if (element.type === "text") {
- contentNodes.push(
+ nodes.push(
new TextNode({
...element,
canvasCenter: { x: canvasSize.width / 2, y: canvasSize.height / 2 },
canvasHeight: canvasSize.height,
textBaseline: "middle",
+ effects: element.effects,
}),
);
}
if (element.type === "sticker") {
- contentNodes.push(
+ nodes.push(
new StickerNode({
stickerId: element.stickerId,
duration: element.duration,
@@ -112,31 +125,77 @@ export function buildScene(params: BuildSceneParams) {
trimStart: element.trimStart,
trimEnd: element.trimEnd,
transform: element.transform,
+ animations: element.animations,
opacity: element.opacity,
blendMode: element.blendMode,
+ effects: element.effects,
}),
);
}
}
}
+ return nodes;
+}
+
+export type BuildSceneParams = {
+ canvasSize: TCanvasSize;
+ tracks: TimelineTrack[];
+ mediaAssets: MediaAsset[];
+ duration: number;
+ background: TBackground;
+ isPreview?: boolean;
+};
+
+export function buildScene({
+ canvasSize,
+ tracks,
+ mediaAssets,
+ duration,
+ background,
+ isPreview,
+}: BuildSceneParams) {
+ const rootNode = new RootNode({ duration });
+ const mediaMap = new Map(mediaAssets.map((m) => [m.id, m]));
+
+ const visibleTracks = tracks.filter(
+ (track) => !("hidden" in track && track.hidden),
+ );
+
+ const orderedTracksTopToBottom = [
+ ...visibleTracks.filter((track) => !isMainTrack(track)),
+ ...visibleTracks.filter((track) => isMainTrack(track)),
+ ];
+
+ const orderedTracksBottomToTop = orderedTracksTopToBottom.slice().reverse();
+
+ const allNodes = buildTrackNodes({
+ tracks: orderedTracksBottomToTop,
+ mediaMap,
+ canvasSize,
+ isPreview,
+ });
+
if (background.type === "blur") {
rootNode.add(
- new BlurBackgroundNode({
- blurIntensity: background.blurIntensity ?? DEFAULT_BLUR_INTENSITY,
- contentNodes,
+ new CompositeEffectNode({
+ contentNodes: allNodes.filter(
+ (node) => !(node instanceof EffectLayerNode),
+ ),
+ effectType: "blur",
+ effectParams: {
+ intensity:
+ background.blurIntensity ?? DEFAULT_BLUR_INTENSITY,
+ },
+ scale: BLUR_BACKGROUND_ZOOM_SCALE,
}),
);
- for (const node of contentNodes) {
- rootNode.add(node);
- }
- } else {
- if (background.type === "color" && background.color !== "transparent") {
- rootNode.add(new ColorNode({ color: background.color }));
- }
- for (const node of contentNodes) {
- rootNode.add(node);
- }
+ } else if (background.type === "color" && background.color !== "transparent") {
+ rootNode.add(new ColorNode({ color: background.color }));
+ }
+
+ for (const node of allNodes) {
+ rootNode.add(node);
}
return rootNode;
diff --git a/apps/web/src/services/renderer/webgl-effect-renderer.ts b/apps/web/src/services/renderer/webgl-effect-renderer.ts
new file mode 100644
index 00000000..ad5cd40e
--- /dev/null
+++ b/apps/web/src/services/renderer/webgl-effect-renderer.ts
@@ -0,0 +1,73 @@
+import { createOffscreenCanvas } from "./canvas-utils";
+import { applyMultiPassEffect } from "./webgl-utils";
+import type { EffectPassData } from "./webgl-utils";
+
+export interface ApplyEffectParams {
+ source: CanvasImageSource;
+ width: number;
+ height: number;
+ passes: EffectPassData[];
+}
+
+let gl: WebGLRenderingContext | null = null;
+let canvas: OffscreenCanvas | HTMLCanvasElement | null = null;
+const programCache = new Map<string, WebGLProgram>();
+
+function getOrCreateCanvas({
+ width,
+ height,
+}: {
+ width: number;
+ height: number;
+}): OffscreenCanvas | HTMLCanvasElement {
+ if (!canvas) {
+ canvas = createOffscreenCanvas({ width, height });
+ gl = canvas.getContext("webgl", {
+ premultipliedAlpha: false,
+ }) as WebGLRenderingContext | null;
+ if (!gl) {
+ throw new Error("WebGL not supported");
+ }
+ }
+ if (canvas.width !== width || canvas.height !== height) {
+ canvas.width = width;
+ canvas.height = height;
+ }
+ return canvas;
+}
+
+function applyEffect({
+ source,
+ width,
+ height,
+ passes,
+}: ApplyEffectParams): OffscreenCanvas | HTMLCanvasElement {
+ const targetCanvas = getOrCreateCanvas({ width, height });
+ const context = gl;
+ if (!context) {
+ throw new Error("WebGL context not initialized");
+ }
+
+ applyMultiPassEffect({
+ context,
+ source,
+ width,
+ height,
+ passes,
+ programCache,
+ });
+
+ const outputCanvas = createOffscreenCanvas({ width, height });
+ const outputCtx = outputCanvas.getContext("2d") as
+ | CanvasRenderingContext2D
+ | OffscreenCanvasRenderingContext2D
+ | null;
+ if (outputCtx) {
+ outputCtx.drawImage(targetCanvas, 0, 0, width, height);
+ }
+ return outputCanvas;
+}
+
+export const webglEffectRenderer = {
+ applyEffect,
+};
diff --git a/apps/web/src/services/renderer/webgl-utils.ts b/apps/web/src/services/renderer/webgl-utils.ts
new file mode 100644
index 00000000..834c652e
--- /dev/null
+++ b/apps/web/src/services/renderer/webgl-utils.ts
@@ -0,0 +1,298 @@
+import VERTEX_SHADER_SOURCE from "@/lib/effects/effect.vert.glsl";
+
+export interface EffectPassData {
+ fragmentShader: string;
+ uniforms: Record<string, number | number[]>;
+}
+
+export const QUAD_POSITIONS = new Float32Array([
+ -1, -1, 1, -1, -1, 1, -1, 1, 1, -1, 1, 1,
+]);
+
+export function compileProgram({
+ context,
+ fragmentShaderSource,
+ programCache,
+}: {
+ context: WebGLRenderingContext;
+ fragmentShaderSource: string;
+ programCache: Map<string, WebGLProgram>;
+}): WebGLProgram {
+ const cached = programCache.get(fragmentShaderSource);
+ if (cached) {
+ return cached;
+ }
+ const vertexShader = compileShader({
+ context,
+ source: VERTEX_SHADER_SOURCE,
+ type: context.VERTEX_SHADER,
+ });
+ const fragmentShader = compileShader({
+ context,
+ source: fragmentShaderSource,
+ type: context.FRAGMENT_SHADER,
+ });
+ const program = context.createProgram();
+ if (!program) {
+ throw new Error("Failed to create WebGL program");
+ }
+ context.attachShader(program, vertexShader);
+ context.attachShader(program, fragmentShader);
+ context.linkProgram(program);
+ if (!context.getProgramParameter(program, context.LINK_STATUS)) {
+ const info = context.getProgramInfoLog(program);
+ context.deleteProgram(program);
+ throw new Error(`WebGL program link failed: ${info}`);
+ }
+ context.deleteShader(vertexShader);
+ context.deleteShader(fragmentShader);
+ programCache.set(fragmentShaderSource, program);
+ return program;
+}
+
+export function compileShader({
+ context,
+ source,
+ type,
+}: {
+ context: WebGLRenderingContext;
+ source: string;
+ type: number;
+}): WebGLShader {
+ const shader = context.createShader(type);
+ if (!shader) {
+ throw new Error("Failed to create WebGL shader");
+ }
+ context.shaderSource(shader, source);
+ context.compileShader(shader);
+ if (!context.getShaderParameter(shader, context.COMPILE_STATUS)) {
+ const info = context.getShaderInfoLog(shader);
+ context.deleteShader(shader);
+ throw new Error(`WebGL shader compile failed: ${info}`);
+ }
+ return shader;
+}
+
+export function createTexture({
+ context,
+ source,
+}: {
+ context: WebGLRenderingContext;
+ source: CanvasImageSource;
+}): WebGLTexture {
+ const texture = context.createTexture();
+ if (!texture) {
+ throw new Error("Failed to create WebGL texture");
+ }
+ context.activeTexture(context.TEXTURE0);
+ context.bindTexture(context.TEXTURE_2D, texture);
+ context.pixelStorei(context.UNPACK_FLIP_Y_WEBGL, 1);
+ context.texParameteri(
+ context.TEXTURE_2D,
+ context.TEXTURE_WRAP_S,
+ context.CLAMP_TO_EDGE,
+ );
+ context.texParameteri(
+ context.TEXTURE_2D,
+ context.TEXTURE_WRAP_T,
+ context.CLAMP_TO_EDGE,
+ );
+ context.texParameteri(
+ context.TEXTURE_2D,
+ context.TEXTURE_MIN_FILTER,
+ context.LINEAR,
+ );
+ context.texParameteri(
+ context.TEXTURE_2D,
+ context.TEXTURE_MAG_FILTER,
+ context.LINEAR,
+ );
+ context.texImage2D(
+ context.TEXTURE_2D,
+ 0,
+ context.RGBA,
+ context.RGBA,
+ context.UNSIGNED_BYTE,
+ source as TexImageSource,
+ );
+ return texture;
+}
+
+export function setUniforms({
+ context,
+ program,
+ uniforms,
+}: {
+ context: WebGLRenderingContext;
+ program: WebGLProgram;
+ uniforms: Record<string, number | number[]>;
+}): void {
+ for (const [name, value] of Object.entries(uniforms)) {
+ const location = context.getUniformLocation(program, name);
+ if (location === null) continue;
+
+ if (typeof value === "number") {
+ context.uniform1f(location, value);
+ } else if (Array.isArray(value)) {
+ if (value.length === 2) {
+ context.uniform2fv(location, new Float32Array(value));
+ } else if (value.length === 3) {
+ context.uniform3fv(location, new Float32Array(value));
+ } else if (value.length === 4) {
+ context.uniform4fv(location, new Float32Array(value));
+ }
+ }
+ }
+}
+
+export function drawFullscreenQuad({
+ context,
+ program,
+ width,
+ height,
+}: {
+ context: WebGLRenderingContext;
+ program: WebGLProgram;
+ width: number;
+ height: number;
+}): void {
+ const positionLocation = context.getAttribLocation(program, "a_position");
+ const buffer = context.createBuffer();
+ context.bindBuffer(context.ARRAY_BUFFER, buffer);
+ context.bufferData(context.ARRAY_BUFFER, QUAD_POSITIONS, context.STATIC_DRAW);
+ context.enableVertexAttribArray(positionLocation);
+ context.vertexAttribPointer(positionLocation, 2, context.FLOAT, false, 0, 0);
+
+ context.viewport(0, 0, width, height);
+ context.clearColor(0, 0, 0, 0);
+ context.clear(context.COLOR_BUFFER_BIT);
+ context.drawArrays(context.TRIANGLES, 0, 6);
+}
+
+export function createFramebufferTexture({
+ context,
+ width,
+ height,
+}: {
+ context: WebGLRenderingContext;
+ width: number;
+ height: number;
+}): { texture: WebGLTexture; framebuffer: WebGLFramebuffer } {
+ const texture = context.createTexture();
+ if (!texture) throw new Error("Failed to create framebuffer texture");
+ context.bindTexture(context.TEXTURE_2D, texture);
+ context.texImage2D(
+ context.TEXTURE_2D,
+ 0,
+ context.RGBA,
+ width,
+ height,
+ 0,
+ context.RGBA,
+ context.UNSIGNED_BYTE,
+ null,
+ );
+ context.texParameteri(
+ context.TEXTURE_2D,
+ context.TEXTURE_WRAP_S,
+ context.CLAMP_TO_EDGE,
+ );
+ context.texParameteri(
+ context.TEXTURE_2D,
+ context.TEXTURE_WRAP_T,
+ context.CLAMP_TO_EDGE,
+ );
+ context.texParameteri(
+ context.TEXTURE_2D,
+ context.TEXTURE_MIN_FILTER,
+ context.LINEAR,
+ );
+ context.texParameteri(
+ context.TEXTURE_2D,
+ context.TEXTURE_MAG_FILTER,
+ context.LINEAR,
+ );
+ context.bindTexture(context.TEXTURE_2D, null);
+
+ const framebuffer = context.createFramebuffer();
+ if (!framebuffer) throw new Error("Failed to create framebuffer");
+ context.bindFramebuffer(context.FRAMEBUFFER, framebuffer);
+ context.framebufferTexture2D(
+ context.FRAMEBUFFER,
+ context.COLOR_ATTACHMENT0,
+ context.TEXTURE_2D,
+ texture,
+ 0,
+ );
+ context.bindFramebuffer(context.FRAMEBUFFER, null);
+
+ return { texture, framebuffer };
+}
+
+export function applyMultiPassEffect({
+ context,
+ source,
+ width,
+ height,
+ passes,
+ programCache,
+}: {
+ context: WebGLRenderingContext;
+ source: CanvasImageSource;
+ width: number;
+ height: number;
+ passes: EffectPassData[];
+ programCache: Map<string, WebGLProgram>;
+}): void {
+ const sourceTexture = createTexture({ context, source });
+ let currentTexture: WebGLTexture = sourceTexture;
+
+ const intermediates: Array<{
+ texture: WebGLTexture;
+ framebuffer: WebGLFramebuffer;
+ }> = [];
+ for (let i = 0; i < passes.length - 1; i++) {
+ intermediates.push(createFramebufferTexture({ context, width, height }));
+ }
+
+ for (let i = 0; i < passes.length; i++) {
+ const pass = passes[i];
+ const program = compileProgram({
+ context,
+ fragmentShaderSource: pass.fragmentShader,
+ programCache,
+ });
+ const isLastPass = i === passes.length - 1;
+ const targetFramebuffer = isLastPass ? null : intermediates[i].framebuffer;
+
+ context.bindFramebuffer(context.FRAMEBUFFER, targetFramebuffer);
+ // biome-ignore lint/correctness/useHookAtTopLevel: WebGL API method, not a React hook
+ context.useProgram(program);
+ context.activeTexture(context.TEXTURE0);
+ context.bindTexture(context.TEXTURE_2D, currentTexture);
+
+ const uTextureLocation = context.getUniformLocation(program, "u_texture");
+ if (uTextureLocation) {
+ context.uniform1i(uTextureLocation, 0);
+ }
+
+ setUniforms({
+ context,
+ program,
+ uniforms: { ...pass.uniforms, u_resolution: [width, height] },
+ });
+ drawFullscreenQuad({ context, program, width, height });
+
+ if (!isLastPass) {
+ currentTexture = intermediates[i].texture;
+ }
+ }
+
+ context.deleteTexture(sourceTexture);
+ for (const intermediate of intermediates) {
+ context.deleteTexture(intermediate.texture);
+ context.deleteFramebuffer(intermediate.framebuffer);
+ }
+ context.bindTexture(context.TEXTURE_2D, null);
+ context.bindFramebuffer(context.FRAMEBUFFER, null);
+}
diff --git a/apps/web/src/services/storage/migrations/__tests__/v8-to-v9.test.ts b/apps/web/src/services/storage/migrations/__tests__/v8-to-v9.test.ts
new file mode 100644
index 00000000..51e91f78
--- /dev/null
+++ b/apps/web/src/services/storage/migrations/__tests__/v8-to-v9.test.ts
@@ -0,0 +1,175 @@
+import { describe, expect, test } from "bun:test";
+import { transformProjectV8ToV9 } from "../transformers/v8-to-v9";
+
+const v8ProjectWithText = {
+ id: "project-v8-text",
+ version: 8,
+ metadata: {
+ id: "project-v8-text",
+ name: "V8 Project with Text",
+ createdAt: "2024-01-01T00:00:00.000Z",
+ updatedAt: "2024-01-01T00:00:00.000Z",
+ },
+ settings: {
+ fps: 30,
+ canvasSize: { width: 1920, height: 1080 },
+ background: { type: "color", color: "#000000" },
+ },
+ currentSceneId: "scene-main",
+ scenes: [
+ {
+ id: "scene-main",
+ name: "Main scene",
+ isMain: true,
+ tracks: [
+ {
+ id: "track-text",
+ type: "text",
+ name: "Text Track",
+ hidden: false,
+ elements: [
+ {
+ id: "el-1",
+ type: "text",
+ content: "With color",
+ startTime: 0,
+ duration: 5,
+ background: {
+ color: "#ff0000",
+ cornerRadius: 0,
+ paddingX: 8,
+ paddingY: 4,
+ },
+ },
+ {
+ id: "el-2",
+ type: "text",
+ content: "Transparent",
+ startTime: 5,
+ duration: 5,
+ background: {
+ color: "transparent",
+ paddingX: 30,
+ paddingY: 42,
+ },
+ },
+ ],
+ },
+ ],
+ bookmarks: [],
+ createdAt: "2024-01-01T00:00:00.000Z",
+ updatedAt: "2024-01-01T00:00:00.000Z",
+ },
+ ],
+} as Parameters<typeof transformProjectV8ToV9>[0]["project"];
+
+describe("V8 to V9 Migration", () => {
+ test("adds background.enabled from color (transparent => false, otherwise true)", () => {
+ const result = transformProjectV8ToV9({ project: v8ProjectWithText });
+
+ expect(result.skipped).toBe(false);
+ expect(result.project.version).toBe(9);
+
+ const track = (
+ result.project.scenes as Array<{ tracks: Array<{ elements: unknown[] }> }>
+ )[0].tracks[0];
+ const elements = track.elements as Array<{ background: { enabled: boolean; color: string } }>;
+
+ expect(elements[0].background.enabled).toBe(true);
+ expect(elements[0].background.color).toBe("#ff0000");
+
+ expect(elements[1].background.enabled).toBe(false);
+ expect(elements[1].background.color).toBe("transparent");
+ });
+
+ test("preserves existing background.enabled if already present", () => {
+ const projectWithEnabled = {
+ ...v8ProjectWithText,
+ scenes: [
+ {
+ ...(v8ProjectWithText.scenes as Record<string, unknown>[])[0],
+ tracks: [
+ {
+ id: "track-text",
+ type: "text",
+ name: "Text Track",
+ hidden: false,
+ elements: [
+ {
+ id: "el-1",
+ type: "text",
+ content: "Already has enabled",
+ startTime: 0,
+ duration: 5,
+ background: {
+ enabled: false,
+ color: "#00ff00",
+ },
+ },
+ ],
+ },
+ ],
+ },
+ ],
+ } as Parameters<typeof transformProjectV8ToV9>[0]["project"];
+
+ const result = transformProjectV8ToV9({ project: projectWithEnabled });
+
+ expect(result.skipped).toBe(false);
+ const elements = (
+ result.project.scenes as Array<{ tracks: Array<{ elements: unknown[] }> }>
+ )[0].tracks[0].elements as Array<{ background: { enabled: boolean } }>;
+ expect(elements[0].background.enabled).toBe(false);
+ });
+
+ test("skips non-text elements and tracks", () => {
+ const projectWithVideoOnly = {
+ ...v8ProjectWithText,
+ scenes: [
+ {
+ id: "scene-main",
+ name: "Main scene",
+ isMain: true,
+ tracks: [
+ {
+ id: "track-video",
+ type: "video",
+ name: "Video Track",
+ isMain: true,
+ elements: [],
+ },
+ ],
+ bookmarks: [],
+ createdAt: "2024-01-01T00:00:00.000Z",
+ updatedAt: "2024-01-01T00:00:00.000Z",
+ },
+ ],
+ } as Parameters<typeof transformProjectV8ToV9>[0]["project"];
+
+ const result = transformProjectV8ToV9({ project: projectWithVideoOnly });
+
+ expect(result.skipped).toBe(false);
+ expect(result.project.version).toBe(9);
+ });
+
+ test("skips projects that are already v9", () => {
+ const result = transformProjectV8ToV9({
+ project: { ...v8ProjectWithText, version: 9 },
+ });
+
+ expect(result.skipped).toBe(true);
+ expect(result.reason).toBe("already v9");
+ });
+
+ test("skips projects with no id", () => {
+ const result = transformProjectV8ToV9({
+ project: {
+ version: 8,
+ scenes: [],
+ } as Parameters<typeof transformProjectV8ToV9>[0]["project"],
+ });
+
+ expect(result.skipped).toBe(true);
+ expect(result.reason).toBe("no project id");
+ });
+});
diff --git a/apps/web/src/services/storage/migrations/index.ts b/apps/web/src/services/storage/migrations/index.ts
index fd40f14c..bffacb66 100644
--- a/apps/web/src/services/storage/migrations/index.ts
+++ b/apps/web/src/services/storage/migrations/index.ts
@@ -6,10 +6,12 @@ import { V3toV4Migration } from "./v3-to-v4";
import { V4toV5Migration } from "./v4-to-v5";
import { V5toV6Migration } from "./v5-to-v6";
import { V6toV7Migration } from "./v6-to-v7";
+import { V7toV8Migration } from "./v7-to-v8";
+import { V8toV9Migration } from "./v8-to-v9";
export { runStorageMigrations } from "./runner";
export type { MigrationProgress } from "./runner";
-export const CURRENT_PROJECT_VERSION = 7;
+export const CURRENT_PROJECT_VERSION = 9;
export const migrations = [
new V0toV1Migration(),
@@ -19,4 +21,6 @@ export const migrations = [
new V4toV5Migration(),
new V5toV6Migration(),
new V6toV7Migration(),
+ new V7toV8Migration(),
+ new V8toV9Migration(),
];
diff --git a/apps/web/src/services/storage/migrations/transformers/v1-to-v2.ts b/apps/web/src/services/storage/migrations/transformers/v1-to-v2.ts
index 098101d6..297d1c58 100644
--- a/apps/web/src/services/storage/migrations/transformers/v1-to-v2.ts
+++ b/apps/web/src/services/storage/migrations/transformers/v1-to-v2.ts
@@ -388,7 +388,7 @@ async function transformMediaTrack({
);
const validElements = transformedElements.filter(
- (el): el is VideoElement | ImageElement => el !== null,
+ (element): element is VideoElement | ImageElement => element !== null,
);
return {
@@ -450,10 +450,18 @@ function transformTextTrack({
value: textElement.color,
fallback: "#000000",
}),
- backgroundColor: getStringValue({
- value: textElement.backgroundColor,
- fallback: "#FFFFFF",
- }),
+ background: {
+ enabled: false,
+ color: getStringValue({
+ value: textElement.backgroundColor,
+ fallback: "transparent",
+ }),
+ cornerRadius: 0,
+ paddingX: 8,
+ paddingY: 4,
+ offsetX: 0,
+ offsetY: 0,
+ },
textAlign: (getStringValue({
value: textElement.textAlign,
fallback: "left",
@@ -479,7 +487,7 @@ function transformTextTrack({
trimEnd: getNumberValue({ value: element.trimEnd, fallback: 0 }),
};
})
- .filter((el): el is TextElement => el !== null);
+ .filter((element): element is TextElement => element !== null);
return {
id: getStringValue({ value: track.id, fallback: "" }),
@@ -522,7 +530,7 @@ function transformAudioTrack({
trimEnd: getNumberValue({ value: element.trimEnd, fallback: 0 }),
};
})
- .filter((el): el is AudioElement => el !== null);
+ .filter((element): element is AudioElement => element !== null);
return {
id: getStringValue({ value: track.id, fallback: "" }),
diff --git a/apps/web/src/services/storage/migrations/transformers/v7-to-v8.ts b/apps/web/src/services/storage/migrations/transformers/v7-to-v8.ts
new file mode 100644
index 00000000..7393f776
--- /dev/null
+++ b/apps/web/src/services/storage/migrations/transformers/v7-to-v8.ts
@@ -0,0 +1,96 @@
+import type { MigrationResult, ProjectRecord } from "./types";
+import { getProjectId, isRecord } from "./utils";
+
+export function transformProjectV7ToV8({
+ project,
+}: {
+ project: ProjectRecord;
+}): MigrationResult<ProjectRecord> {
+ const projectId = getProjectId({ project });
+ if (!projectId) {
+ return { project, skipped: true, reason: "no project id" };
+ }
+
+ if (isV8Project({ project })) {
+ return { project, skipped: true, reason: "already v8" };
+ }
+
+ const migratedProject = migrateProjectElements({ project });
+
+ return {
+ project: { ...migratedProject, version: 8 },
+ skipped: false,
+ };
+}
+
+function migrateProjectElements({
+ project,
+}: {
+ project: ProjectRecord;
+}): ProjectRecord {
+ const scenesValue = project.scenes;
+ if (!Array.isArray(scenesValue)) return project;
+
+ let hasChanges = false;
+ const migratedScenes = scenesValue.map((scene) => {
+ const migrated = migrateSceneElements({ scene });
+ if (migrated !== scene) hasChanges = true;
+ return migrated;
+ });
+
+ if (!hasChanges) return project;
+ return { ...project, scenes: migratedScenes };
+}
+
+function migrateSceneElements({ scene }: { scene: unknown }): unknown {
+ if (!isRecord(scene)) return scene;
+
+ const tracksValue = scene.tracks;
+ if (!Array.isArray(tracksValue)) return scene;
+
+ let hasChanges = false;
+ const migratedTracks = tracksValue.map((track) => {
+ const migrated = migrateTrackElements({ track });
+ if (migrated !== track) hasChanges = true;
+ return migrated;
+ });
+
+ if (!hasChanges) return scene;
+ return { ...scene, tracks: migratedTracks };
+}
+
+function migrateTrackElements({ track }: { track: unknown }): unknown {
+ if (!isRecord(track)) return track;
+
+ const elementsValue = track.elements;
+ if (!Array.isArray(elementsValue)) return track;
+
+ let hasChanges = false;
+ const migratedElements = elementsValue.map((element) => {
+ const migrated = migrateElement({ element });
+ if (migrated !== element) hasChanges = true;
+ return migrated;
+ });
+
+ if (!hasChanges) return track;
+ return { ...track, elements: migratedElements };
+}
+
+function migrateElement({ element }: { element: unknown }): unknown {
+ if (!isRecord(element)) return element;
+ if (element.type !== "video" && element.type !== "audio") return element;
+ if (typeof element.sourceDuration === "number") return element;
+
+ const trimStart = typeof element.trimStart === "number" ? element.trimStart : 0;
+ const duration = typeof element.duration === "number" ? element.duration : 0;
+ const trimEnd = typeof element.trimEnd === "number" ? element.trimEnd : 0;
+
+ return {
+ ...element,
+ sourceDuration: trimStart + duration + trimEnd,
+ };
+}
+
+function isV8Project({ project }: { project: ProjectRecord }): boolean {
+ return typeof project.version === "number" && project.version >= 8;
+}
diff --git a/apps/web/src/services/storage/migrations/transformers/v8-to-v9.ts b/apps/web/src/services/storage/migrations/transformers/v8-to-v9.ts
new file mode 100644
index 00000000..1dc895bc
--- /dev/null
+++ b/apps/web/src/services/storage/migrations/transformers/v8-to-v9.ts
@@ -0,0 +1,99 @@
+import type { MigrationResult, ProjectRecord } from "./types";
+import { getProjectId, isRecord } from "./utils";
+
+export function transformProjectV8ToV9({
+ project,
+}: {
+ project: ProjectRecord;
+}): MigrationResult<ProjectRecord> {
+ const projectId = getProjectId({ project });
+ if (!projectId) {
+ return { project, skipped: true, reason: "no project id" };
+ }
+
+ if (isV9Project({ project })) {
+ return { project, skipped: true, reason: "already v9" };
+ }
+
+ const migratedProject = migrateProjectTextElements({ project });
+
+ return {
+ project: { ...migratedProject, version: 9 },
+ skipped: false,
+ };
+}
+
+function migrateProjectTextElements({
+ project,
+}: {
+ project: ProjectRecord;
+}): ProjectRecord {
+ const scenesValue = project.scenes;
+ if (!Array.isArray(scenesValue)) return project;
+
+ let hasChanges = false;
+ const migratedScenes = scenesValue.map((scene) => {
+ const migrated = migrateSceneTextElements({ scene });
+ if (migrated !== scene) hasChanges = true;
+ return migrated;
+ });
+
+ if (!hasChanges) return project;
+ return { ...project, scenes: migratedScenes };
+}
+
+function migrateSceneTextElements({ scene }: { scene: unknown }): unknown {
+ if (!isRecord(scene)) return scene;
+
+ const tracksValue = scene.tracks;
+ if (!Array.isArray(tracksValue)) return scene;
+
+ let hasChanges = false;
+ const migratedTracks = tracksValue.map((track) => {
+ const migrated = migrateTrackTextElements({ track });
+ if (migrated !== track) hasChanges = true;
+ return migrated;
+ });
+
+ if (!hasChanges) return scene;
+ return { ...scene, tracks: migratedTracks };
+}
+
+function migrateTrackTextElements({ track }: { track: unknown }): unknown {
+ if (!isRecord(track)) return track;
+ if (track.type !== "text") return track;
+
+ const elementsValue = track.elements;
+ if (!Array.isArray(elementsValue)) return track;
+
+ let hasChanges = false;
+ const migratedElements = elementsValue.map((element) => {
+ const migrated = migrateTextElement({ element });
+ if (migrated !== element) hasChanges = true;
+ return migrated;
+ });
+
+ if (!hasChanges) return track;
+ return { ...track, elements: migratedElements };
+}
+
+function migrateTextElement({ element }: { element: unknown }): unknown {
+ if (!isRecord(element)) return element;
+ if (element.type !== "text") return element;
+
+ const bg = element.background;
+ if (!isRecord(bg)) return element;
+ if (typeof bg.enabled === "boolean") return element;
+
+ const color = typeof bg.color === "string" ? bg.color : "transparent";
+ const enabled = color !== "transparent";
+
+ return {
+ ...element,
+ background: { ...bg, enabled },
+ };
+}
+
+function isV9Project({ project }: { project: ProjectRecord }): boolean {
+ return typeof project.version === "number" && project.version >= 9;
+}
diff --git a/apps/web/src/services/storage/migrations/v7-to-v8.ts b/apps/web/src/services/storage/migrations/v7-to-v8.ts
new file mode 100644
index 00000000..33372c0a
--- /dev/null
+++ b/apps/web/src/services/storage/migrations/v7-to-v8.ts
@@ -0,0 +1,16 @@
+import { StorageMigration } from "./base";
+import type { ProjectRecord } from "./transformers/types";
+import { transformProjectV7ToV8 } from "./transformers/v7-to-v8";
+
+export class V7toV8Migration extends StorageMigration {
+ from = 7;
+ to = 8;
+
+ async transform(project: ProjectRecord): Promise<{
+ project: ProjectRecord;
+ skipped: boolean;
+ reason?: string;
+ }> {
+ return transformProjectV7ToV8({ project });
+ }
+}
diff --git a/apps/web/src/services/storage/migrations/v8-to-v9.ts b/apps/web/src/services/storage/migrations/v8-to-v9.ts
new file mode 100644
index 00000000..6222eeac
--- /dev/null
+++ b/apps/web/src/services/storage/migrations/v8-to-v9.ts
@@ -0,0 +1,16 @@
+import { StorageMigration } from "./base";
+import type { ProjectRecord } from "./transformers/types";
+import { transformProjectV8ToV9 } from "./transformers/v8-to-v9";
+
+export class V8toV9Migration extends StorageMigration {
+ from = 8;
+ to = 9;
+
+ async transform(project: ProjectRecord): Promise<{
+ project: ProjectRecord;
+ skipped: boolean;
+ reason?: string;
+ }> {
+ return transformProjectV8ToV9({ project });
+ }
+}