This commit is contained in:
2026-05-19 13:18:59 +10:00
parent a385062462
commit 0c23c74c31
2 changed files with 91 additions and 15 deletions
+88 -15
View File
@@ -5,9 +5,35 @@ const inputDirectory = "images/unprocessed";
const outputDirectory = "images/processed";
const backgroundRemovedDirectory = "images/background_removed";
const watermarkImage = "images/Watermark.png";
const liveryInputDirectory = "images/liveries_unprocessed"
const liveryOutputDirectory = "images/liveries_processed"
const liveryBackgroundRemovedDirectory = "images/liveries_background_removed"
import Replicate from "replicate";
import sharp from "sharp";
const convertToPng = async () => {
const pngFiles = fs
.readdirSync(outputDirectory)
.filter((file) => file.toLowerCase().endsWith(".png"));
for (const file of pngFiles) {
const filePath = path.join(outputDirectory, file);
const fileBuffer = fs.readFileSync(filePath);
const metadata = await sharp(fileBuffer).metadata();
if (metadata.format !== 'png') {
console.log(`Converting to PNG: ${filePath}`);
const pngData = await sharp(fileBuffer).png().toBuffer();
fs.writeFileSync(filePath, pngData);
console.log(`Converted: ${filePath}`);
}
}
};
const removeWatermark = async () => {
const replicate = new Replicate({ auth: process.env.REPLICATE_API_TOKEN });
@@ -23,24 +49,9 @@ const removeWatermark = async () => {
const filePath = path.join(inputDirectory, file);
const outputPath = path.join(outputDirectory, file);
// Ensure the output directory exists before every write
fs.mkdirSync(path.dirname(outputPath), { recursive: true });
if (fs.existsSync(outputPath)) {
const fileBuffer = fs.readFileSync(outputPath);
const metadata = await sharp(fileBuffer).metadata();
if (metadata.format !== 'png') {
console.log(`About to write to: ${outputPath}`);
console.log(`Dir exists: ${fs.existsSync(path.dirname(outputPath))}`);
console.log(`Dir writable:`, (() => { try { fs.accessSync(path.dirname(outputPath), fs.constants.W_OK); return true; } catch { return false; } })());
console.log(`File writable:`, (() => { try { fs.accessSync(outputPath, fs.constants.W_OK); return true; } catch { return false; } })());
const pngData = await sharp(fileBuffer).png().toBuffer();
console.log(`PNG buffer size: ${pngData.length}`);
fs.writeFileSync(outputPath, pngData);
console.log(`Write succeeded`);
}
continue;
}
@@ -104,9 +115,71 @@ const removeBackground = async () => {
}
};
const generateLiveries = async () => {
const replicate = new Replicate({ auth: process.env.REPLICATE_API_TOKEN });
const prompt = "Generate a 2D, side-view digital technical illustration of the identical plane pictured - with no wheels (MAKE SURE TO REMOVE ANY WHEELS). (correct the perspective of the plane so it is side view) (in Norebbo's style, preserving the livery markings exactly), with a plain white background (no shadows) and with some mild lighting and sheen effects, correcting perspective if the plane is not side-on. Make sure to remove any wheels if they are visible. DO NOT ADD ANYTHING TO THE LIVERY THAT IS NOT IN THE ORIGINAL PHOTO";
fs.mkdirSync(liveryOutputDirectory, { recursive: true });
const imageFiles = fs
.readdirSync(liveryInputDirectory)
.filter((file) => /\.(png|jpg|jpeg|webp)$/i.test(file));
for (const file of imageFiles) {
const filePath = path.join(liveryInputDirectory, file);
const ext = path.extname(file).toLowerCase();
const outputFile = ext !== ".png" ? file.replace(/\.[^.]+$/, ".png") : file;
const outputPath = path.join(liveryOutputDirectory, outputFile);
if (fs.existsSync(outputPath)) {
continue;
}
console.log(`Processing: ${filePath}`);
const mimeType = ext === ".jpg" || ext === ".jpeg" ? "image/jpeg"
: ext === ".webp" ? "image/webp"
: "image/png";
const fileBuffer = fs.readFileSync(filePath);
const blob = new Blob([fileBuffer], { type: mimeType });
const uploadedFile = await replicate.files.create(blob, {
filename: file,
contentType: mimeType,
});
console.log(`Uploaded: ${uploadedFile.urls.get}`);
const output = await replicate.run("google/gemini-2.5-flash-image", {
input: {
prompt,
image_input: [uploadedFile.urls.get],
aspect_ratio: "16:9",
output_format: "png",
},
}) as ReadableStream;
const reader = output.getReader();
const chunks: Uint8Array[] = [];
while (true) {
const { done, value } = await reader.read();
if (done) break;
chunks.push(value);
}
const resultBuffer = Buffer.concat(chunks.map(c => Buffer.from(c)));
fs.writeFileSync(outputPath, resultBuffer);
console.log(`Saved: ${outputPath}`);
}
};
const commands: Record<string, () => Promise<void>> = {
removeWatermark,
removeBackground,
convertToPng,
generateLiveries,
};
const command = process.argv[2];