feat: publish av-tools 0.1.0

2026-07-24 14:58:03 +02:00
commit fcc537b024
254 changed files with 63270 additions and 0 deletions
--- a/scripts/copy-ffmpeg-assets.mjs
+++ b/scripts/copy-ffmpeg-assets.mjs
@@ -0,0 +1,138 @@
+import { createHash } from 'node:crypto';
+import { cp, mkdir, readFile, rm, writeFile } from 'node:fs/promises';
+import { dirname, join, relative } from 'node:path';
+import { fileURLToPath } from 'node:url';
+
+const repositoryRoot = join(dirname(fileURLToPath(import.meta.url)), '..');
+const expectedVersion = '0.12.10';
+const outputRoot = join(
+  repositoryRoot,
+  'public',
+  'vendor',
+  'ffmpeg',
+  expectedVersion
+);
+
+const packages = [
+  {
+    packageName: '@ffmpeg/core',
+    mode: 'st',
+    files: ['ffmpeg-core.js', 'ffmpeg-core.wasm'],
+  },
+  {
+    packageName: '@ffmpeg/core-mt',
+    mode: 'mt',
+    files: ['ffmpeg-core.js', 'ffmpeg-core.wasm', 'ffmpeg-core.worker.js'],
+  },
+];
+
+const expectedHashes = new Map([
+  [
+    '@ffmpeg/core:ffmpeg-core.js',
+    '67a48f11645f85439f3fde4f2119042c16b374b910206b7a7a24f342e28dcae3',
+  ],
+  [
+    '@ffmpeg/core:ffmpeg-core.wasm',
+    '9f57947a5bd530d8f00c5b3f2cb2a3492faa7e5d823315342d6a8656d0a6b7b7',
+  ],
+  [
+    '@ffmpeg/core-mt:ffmpeg-core.js',
+    '270a2e6ff945e173238610669a3f7132df5f9c52698a9bf708cf5c2ab6bda0de',
+  ],
+  [
+    '@ffmpeg/core-mt:ffmpeg-core.wasm',
+    'be2c97605366b78f3f13e21b52e81a55a79e1f29c133b03a68ec187b1a2ec41a',
+  ],
+  [
+    '@ffmpeg/core-mt:ffmpeg-core.worker.js',
+    'f77898d631dc010b45c29c23cb4379c611a7d7b131bf591d08a656bb729a4ca3',
+  ],
+]);
+
+async function loadPackageVersion(packageName) {
+  const packagePath = join(
+    repositoryRoot,
+    'node_modules',
+    ...packageName.split('/'),
+    'package.json'
+  );
+  const parsed = JSON.parse(await readFile(packagePath, 'utf8'));
+  if (parsed.version !== expectedVersion) {
+    throw new Error(
+      `${packageName} ${parsed.version ?? '<unknown>'} is installed; expected exactly ${expectedVersion}`
+    );
+  }
+}
+
+async function copyAsset(packageName, mode, fileName) {
+  const source = join(
+    repositoryRoot,
+    'node_modules',
+    ...packageName.split('/'),
+    'dist',
+    'esm',
+    fileName
+  );
+  const destination = join(outputRoot, mode, fileName);
+  const sourceBytes = await readFile(source).catch((error) => {
+    throw new Error(`Required FFmpeg asset is missing: ${source}`, {
+      cause: error,
+    });
+  });
+  const sourceDigest = createHash('sha256').update(sourceBytes).digest('hex');
+  const expectedDigest = expectedHashes.get(`${packageName}:${fileName}`);
+  if (!expectedDigest || sourceDigest !== expectedDigest) {
+    throw new Error(
+      `Pinned FFmpeg asset checksum mismatch for ${packageName}/${fileName}`
+    );
+  }
+
+  await mkdir(dirname(destination), { recursive: true });
+  await cp(source, destination, {
+    dereference: true,
+    errorOnExist: false,
+    force: true,
+    preserveTimestamps: false,
+  });
+
+  const destinationBytes = await readFile(destination);
+  if (!sourceBytes.equals(destinationBytes)) {
+    throw new Error(`Copied FFmpeg asset differs from its source: ${fileName}`);
+  }
+
+  return {
+    path: relative(outputRoot, destination).replaceAll('\\', '/'),
+    bytes: destinationBytes.byteLength,
+    sha256: sourceDigest,
+  };
+}
+
+await rm(outputRoot, { force: true, recursive: true });
+
+const assets = [];
+for (const entry of packages) {
+  await loadPackageVersion(entry.packageName);
+  for (const fileName of entry.files) {
+    assets.push(await copyAsset(entry.packageName, entry.mode, fileName));
+  }
+}
+
+assets.sort((left, right) => left.path.localeCompare(right.path, 'en'));
+const versionManifest = {
+  schemaVersion: 1,
+  coreVersion: expectedVersion,
+  packages: {
+    '@ffmpeg/core': expectedVersion,
+    '@ffmpeg/core-mt': expectedVersion,
+  },
+  assets,
+};
+
+await writeFile(
+  join(outputRoot, 'version.json'),
+  `${JSON.stringify(versionManifest, null, 2)}\n`
+);
+
+console.log(
+  `Copied ${assets.length} pinned FFmpeg assets to ${relative(repositoryRoot, outputRoot)}`
+);