init commit

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

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+"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;