main repo

node_modules/next/dist/build/webpack/loaders/next-image-loader/blur.d.ts

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+/// <reference types="node" />
+export declare function getBlurImage(content: Buffer, extension: string, imageSize: {
+    width: number;
+    height: number;
+}, { basePath, outputPath, isDev, tracing, }: {
+    basePath: string;
+    outputPath: string;
+    isDev: boolean;
+    tracing: (name?: string) => {
+        traceFn(fn: Function): any;
+        traceAsyncFn(fn: Function): any;
+    };
+}): Promise<{
+    dataURL: string | undefined;
+    width: number;
+    height: number;
+}>;

node_modules/next/dist/build/webpack/loaders/next-image-loader/blur.js

@@ -0,0 +1,73 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", {
+    value: true
+});
+Object.defineProperty(exports, "getBlurImage", {
+    enumerable: true,
+    get: function() {
+        return getBlurImage;
+    }
+});
+const _isanimated = /*#__PURE__*/ _interop_require_default(require("next/dist/compiled/is-animated"));
+const _imageoptimizer = require("../../../../server/image-optimizer");
+function _interop_require_default(obj) {
+    return obj && obj.__esModule ? obj : {
+        default: obj
+    };
+}
+const BLUR_IMG_SIZE = 8;
+const BLUR_QUALITY = 70;
+const VALID_BLUR_EXT = [
+    "jpeg",
+    "png",
+    "webp",
+    "avif"
+] // should match other usages
+;
+async function getBlurImage(content, extension, imageSize, { basePath, outputPath, isDev, tracing = ()=>({
+        traceFn: (fn)=>(...args)=>fn(...args),
+        traceAsyncFn: (fn)=>(...args)=>fn(...args)
+    }) }) {
+    let blurDataURL;
+    let blurWidth = 0;
+    let blurHeight = 0;
+    if (VALID_BLUR_EXT.includes(extension) && !(0, _isanimated.default)(content)) {
+        // Shrink the image's largest dimension
+        if (imageSize.width >= imageSize.height) {
+            blurWidth = BLUR_IMG_SIZE;
+            blurHeight = Math.max(Math.round(imageSize.height / imageSize.width * BLUR_IMG_SIZE), 1);
+        } else {
+            blurWidth = Math.max(Math.round(imageSize.width / imageSize.height * BLUR_IMG_SIZE), 1);
+            blurHeight = BLUR_IMG_SIZE;
+        }
+        if (isDev) {
+            // During `next dev`, we don't want to generate blur placeholders with webpack
+            // because it can delay starting the dev server. Instead, we inline a
+            // special url to lazily generate the blur placeholder at request time.
+            const prefix = "http://localhost";
+            const url = new URL(`${basePath || ""}/_next/image`, prefix);
+            url.searchParams.set("url", outputPath);
+            url.searchParams.set("w", String(blurWidth));
+            url.searchParams.set("q", String(BLUR_QUALITY));
+            blurDataURL = url.href.slice(prefix.length);
+        } else {
+            const resizeImageSpan = tracing("image-resize");
+            const resizedImage = await resizeImageSpan.traceAsyncFn(()=>(0, _imageoptimizer.optimizeImage)({
+                    buffer: content,
+                    width: blurWidth,
+                    height: blurHeight,
+                    contentType: `image/${extension}`,
+                    quality: BLUR_QUALITY
+                }));
+            const blurDataURLSpan = tracing("image-base64-tostring");
+            blurDataURL = blurDataURLSpan.traceFn(()=>`data:image/${extension};base64,${resizedImage.toString("base64")}`);
+        }
+    }
+    return {
+        dataURL: blurDataURL,
+        width: blurWidth,
+        height: blurHeight
+    };
+}
+
+//# sourceMappingURL=blur.js.map

node_modules/next/dist/build/webpack/loaders/next-image-loader/blur.js.map

@@ -0,0 +1 @@
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node_modules/next/dist/build/webpack/loaders/next-image-loader/index.d.ts

@@ -0,0 +1,4 @@
+/// <reference types="node" />
+declare function nextImageLoader(this: any, content: Buffer): any;
+export declare const raw = true;
+export default nextImageLoader;

node_modules/next/dist/build/webpack/loaders/next-image-loader/index.js

@@ -0,0 +1,80 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", {
+    value: true
+});
+0 && (module.exports = {
+    raw: null,
+    default: null
+});
+function _export(target, all) {
+    for(var name in all)Object.defineProperty(target, name, {
+        enumerable: true,
+        get: all[name]
+    });
+}
+_export(exports, {
+    raw: function() {
+        return raw;
+    },
+    default: function() {
+        return _default;
+    }
+});
+const _path = /*#__PURE__*/ _interop_require_default(require("path"));
+const _loaderutils3 = /*#__PURE__*/ _interop_require_default(require("next/dist/compiled/loader-utils3"));
+const _imageoptimizer = require("../../../../server/image-optimizer");
+const _blur = require("./blur");
+function _interop_require_default(obj) {
+    return obj && obj.__esModule ? obj : {
+        default: obj
+    };
+}
+function nextImageLoader(content) {
+    const imageLoaderSpan = this.currentTraceSpan.traceChild("next-image-loader");
+    return imageLoaderSpan.traceAsyncFn(async ()=>{
+        const options = this.getOptions();
+        const { compilerType, isDev, assetPrefix, basePath } = options;
+        const context = this.rootContext;
+        const opts = {
+            context,
+            content
+        };
+        const interpolatedName = _loaderutils3.default.interpolateName(this, "/static/media/[name].[hash:8].[ext]", opts);
+        const outputPath = assetPrefix + "/_next" + interpolatedName;
+        let extension = _loaderutils3.default.interpolateName(this, "[ext]", opts);
+        if (extension === "jpg") {
+            extension = "jpeg";
+        }
+        const imageSizeSpan = imageLoaderSpan.traceChild("image-size-calculation");
+        const imageSize = await imageSizeSpan.traceAsyncFn(()=>(0, _imageoptimizer.getImageSize)(content, extension).catch((err)=>err));
+        if (imageSize instanceof Error) {
+            const err = imageSize;
+            err.name = "InvalidImageFormatError";
+            throw err;
+        }
+        const { dataURL: blurDataURL, width: blurWidth, height: blurHeight } = await (0, _blur.getBlurImage)(content, extension, imageSize, {
+            basePath,
+            outputPath,
+            isDev,
+            tracing: imageLoaderSpan.traceChild.bind(imageLoaderSpan)
+        });
+        const stringifiedData = imageLoaderSpan.traceChild("image-data-stringify").traceFn(()=>JSON.stringify({
+                src: outputPath,
+                height: imageSize.height,
+                width: imageSize.width,
+                blurDataURL,
+                blurWidth,
+                blurHeight
+            }));
+        if (compilerType === "client") {
+            this.emitFile(interpolatedName, content, null);
+        } else {
+            this.emitFile(_path.default.join("..", isDev || compilerType === "edge-server" ? "" : "..", interpolatedName), content, null);
+        }
+        return `export default ${stringifiedData};`;
+    });
+}
+const raw = true;
+const _default = nextImageLoader;
+
+//# sourceMappingURL=index.js.map

node_modules/next/dist/build/webpack/loaders/next-image-loader/index.js.map

@@ -0,0 +1 @@
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