Function resolveBrowserGpuForCli

packages/cli/src/commands/render.ts:1021–1031

(
  useDocker: boolean,
  browserGpuArg: boolean | undefined,
  envMode = process.env.PRODUCER_BROWSER_GPU_MODE,
)

 * users who want failure-on-misconfig.
 */
export function resolveBrowserGpuForCli(
  useDocker: boolean,
  browserGpuArg: boolean | undefined,
  envMode = process.env.PRODUCER_BROWSER_GPU_MODE,
): "auto" | "hardware" | "software" {
  if (useDocker) return "software";
  if (browserGpuArg === true) return "hardware";
  if (browserGpuArg === false) return "software";
  if (envMode === "hardware" || envMode === "software" || envMode === "auto") return envMode;
  return "auto";
}

/**
 * Read a composition's dimensions from the SAME source the producer's compiler