mirror of
https://github.com/webadderallorg/Recordly.git
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68 lines
1.7 KiB
TypeScript
68 lines
1.7 KiB
TypeScript
import { describe, expect, it } from "vitest";
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import { buildNativeVideoExportArgs } from "./encoding";
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const options = {
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width: 1920,
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height: 1080,
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frameRate: 60,
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bitrate: 6_000_000,
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encodingMode: "fast" as const,
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};
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describe("cloud delivery encoding", () => {
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it("encodes rendered frames directly with a bounded peak, rather than spending a fixed bitrate", () => {
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const args = buildNativeVideoExportArgs(
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"libx264",
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{ ...options, deliveryProfile: "cloud" },
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"cloud.mp4",
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);
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expect(args).toEqual(
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expect.arrayContaining([
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"-crf",
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"23",
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"-preset",
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"medium",
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"-threads",
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"4",
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"-maxrate",
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"6000000",
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"-bufsize",
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"12000000",
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"-movflags",
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"+faststart",
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]),
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);
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expect(args).not.toContain("-b:v");
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expect(args).not.toContain("zerolatency");
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expect(args).toEqual(
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expect.arrayContaining(["-f", "rawvideo", "-i", "pipe:0", "-pix_fmt", "yuv420p"]),
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);
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});
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it("leaves the existing local encoder, rate control and speed settings alone", () => {
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const args = buildNativeVideoExportArgs("libx264", options, "local.mp4");
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expect(args).toEqual(
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expect.arrayContaining([
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"-b:v",
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"6000000",
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"-preset",
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"ultrafast",
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"-tune",
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"zerolatency",
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]),
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);
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expect(args).not.toContain("-crf");
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});
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it("uses the smaller bitrate budget with a native hardware encoder", () => {
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const args = buildNativeVideoExportArgs(
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"h264_videotoolbox",
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{ ...options, deliveryProfile: "cloud" },
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"out.mp4",
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);
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expect(args).toEqual(
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expect.arrayContaining(["-c:v", "h264_videotoolbox", "-b:v", "6000000"]),
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);
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expect(args).not.toContain("-crf");
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expect(args).not.toContain("-preset");
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});
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});
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