@remotion/renderer/dist/prestitcher-memory-usage.js

Render Remotion videos using Node.js or Bun

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.shouldUseParallelEncoding = void 0;
const get_available_memory_1 = require("./memory/get-available-memory");
const estimateMemoryUsageForPrestitcher = ({ width, height, }) => {
    // Empirically we detected that per 1 million pixels, FFMPEG uses around 1GB of memory, relatively independent of
    // the duration of the video.
    const memoryUsageFor4K = 1000000000;
    const memoryUsageOfPixel = memoryUsageFor4K / 1000000;
    return memoryUsageOfPixel * width * height;
};
const shouldUseParallelEncoding = ({ width, height, logLevel, }) => {
    const freeMemory = (0, get_available_memory_1.getAvailableMemory)(logLevel);
    const estimatedUsage = estimateMemoryUsageForPrestitcher({
        height,
        width,
    });
    const hasEnoughMemory = freeMemory - estimatedUsage > 2000000000 &&
        estimatedUsage / freeMemory < 0.5;
    return {
        hasEnoughMemory,
        freeMemory,
        estimatedUsage,
    };
};
exports.shouldUseParallelEncoding = shouldUseParallelEncoding;