32 lines
911 B
JavaScript
32 lines
911 B
JavaScript
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import { access, stat } from 'fs/promises';
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import { resolve, dirname } from 'path';
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import { fileURLToPath } from 'url';
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import { execFile } from 'child_process';
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import { promisify } from 'util';
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const execFileAsync = promisify(execFile);
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const __dir = dirname(fileURLToPath(import.meta.url));
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const root = resolve(__dir, '..');
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const pdfPath = resolve(root, 'output', 'cover.pdf');
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const outPath = resolve(root, 'output', 'cover-300dpi.png');
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try {
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await access(pdfPath);
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} catch {
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console.error('output/cover.pdf not found — run `pnpm cover` first');
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process.exit(1);
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}
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console.log('Rendering cover to PNG at 300 DPI…');
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await execFileAsync('gs', [
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'-dBATCH', '-dNOPAUSE', '-dQUIET',
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'-sDEVICE=png16m',
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'-r300',
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`-sOutputFile=${outPath}`,
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pdfPath,
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]);
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const { size } = await stat(outPath);
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console.log(`Cover image: output/cover-300dpi.png (${(size / 1_048_576).toFixed(1)} MB)`);
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