| ... | ... | @@ -394,7 +394,6 @@ const imageSubsets = [ |
| 394 | 394 | const procImageSubsets: Process = {
|
| 395 | 395 | name: "encode image subsets",
|
| 396 | 396 | include: rules.extsImage,
|
| 397 | | enable: false,
|
| 398 | 397 | depends: ["calculate dimensions"],
|
| 399 | 398 | async run({ absPath, mediaFile, stat, spin }) {
|
| 400 | 399 | const { width, height } = UNWRAP(mediaFile.parseDimensions());
|
| ... | ... | @@ -443,11 +442,75 @@ const procImageSubsets: Process = { |
| 443 | 442 | },
|
| 444 | 443 | };
|
| 445 | 444 |
|
| 446 | | const videoFormats = [
|
| 447 | | {
|
| 448 | | name: "webm",
|
| 449 | | },
|
| 445 | type VideoEncodePreset = {
|
| 446 | id: string;
|
| 447 | codec: "av1";
|
| 448 | mbit: number;
|
| 449 | crf?: number;
|
| 450 | maxHeight?: number;
|
| 451 | audioKbit?: number;
|
| 452 | } | {
|
| 453 | id: string;
|
| 454 | codec: "vp9";
|
| 455 | mbit: number;
|
| 456 | maxHeight?: number;
|
| 457 | audioKbit?: number;
|
| 458 | };
|
| 459 | // const av1Pass1 = [
|
| 460 | // '-c:v', 'libsvtav1 -b:v 2M -pass 1 -svtav1-params "rc=1:tbr=2000000" -preset 8 -f null NUL
|
| 461 | // ];
|
| 462 | // const av1BaseArgs = [
|
| 463 | // ["-c:v", "libsvtav1"],
|
| 464 | // ["-preset", "3"],
|
| 465 | // ["-c:a", "libopus"],
|
| 466 | // ["-b:a", "192k"],
|
| 467 | // ].flat();
|
| 468 | // const webmBaseArgs = [
|
| 469 | // "-c:v",
|
| 470 | // "libsvtav1",
|
| 471 | // ["-vf",],
|
| 472 | // ];
|
| 473 | const presets: VideoEncodePreset[] = [
|
| 474 | { id: "av1-max", codec: "av1", mbit: 5 },
|
| 475 | { id: "av1-hq", codec: "av1", mbit: 2, maxHeight: 900 },
|
| 476 | { id: "av1-md", codec: "av1", mbit: 0.5, maxHeight: 720 },
|
| 477 | { id: "av1-lq", codec: "av1", mbit: 0.2, maxHeight: 640 },
|
| 450 | 478 | ];
|
| 479 | const procVideos = presets.map((preset) => ({
|
| 480 | name: "encode image subsets",
|
| 481 | include: rules.extsImage,
|
| 482 | async run({ absPath, mediaFile, stat, spin }) {
|
| 483 | await produceAsset(`${mediaFile}/${preset.id}`, (base) => {
|
| 484 | const root = path.dirname(base);
|
| 485 | const pass1 = [ffmpeg!, ...ffmpegOptions, "-i", absPath];
|
| 486 | if (preset.codec === "av1") {
|
| 487 | pass1.push("-c:v", "libstvav1");
|
| 488 | pass1.push("-b:v", preset.mbit + "M");
|
| 489 | if (preset.crf) pass1.push("-crf", preset.crf.toString());
|
| 490 | pass1.push(
|
| 491 | "-svtav1-params",
|
| 492 | ["rc=1", `tbr=${preset.mbit * 1_000_000}`].join(":"),
|
| 493 | );
|
| 494 | } else if (preset.codec === "vp9") {
|
| 495 | pass1.push("-c:v", "libvpx-vp9");
|
| 496 | } else preset satisfies never;
|
| 497 |
|
| 498 | if (preset.maxHeight != null) {
|
| 499 | pass1.push("-vf", `scale=-2:min(${preset.maxHeight}\\,ih)`);
|
| 500 | }
|
| 501 |
|
| 502 | const logfile = path.join(preset.id + ".log");
|
| 503 | pass1.push("-passlogfile", logfile);
|
| 504 | const pass2 = pass1.slice();
|
| 505 |
|
| 506 | pass1.push("-f", "null");
|
| 507 | pass1.push(os.devNull);
|
| 508 |
|
| 509 | pass2.push("-c:a", "libopus");
|
| 510 | pass2.push("-b:a", (preset.audioKbit ?? 192) + "k");
|
| 511 | });
|
| 512 | },
|
| 513 | } satisfies Process));
|
| 451 | 514 |
|
| 452 | 515 | const processors = [
|
| 453 | 516 | procDimensions,
|
| ... | ... | @@ -455,6 +518,7 @@ const processors = [ |
| 455 | 518 | procLoadTextContents,
|
| 456 | 519 | procHighlightCode,
|
| 457 | 520 | procImageSubsets,
|
| 521 | ...procVideos,
|
| 458 | 522 | ]
|
| 459 | 523 | .map((process, id, all) => {
|
| 460 | 524 | const strIndex = (id: number) =>
|
| ... | ... | @@ -581,6 +645,7 @@ import * as path from "node:path"; |
| 581 | 645 | import * as child_process from "node:child_process";
|
| 582 | 646 | import * as util from "node:util";
|
| 583 | 647 | import * as crypto from "node:crypto";
|
| 648 | import * as os from "node:os";
|
| 584 | 649 |
|
| 585 | 650 | import { MediaFile, MediaFileKind } from "@/file-viewer/models/MediaFile.ts";
|
| 586 | 651 | import { AssetRef } from "@/file-viewer/models/AssetRef.ts";
|
clover caruso <git@paperclover.net> 2025-06-27 22:35:03-07:00