refactor(scrcpy): rewrite option classes to improve tree-shaking

libraries/adb-scrcpy/src/client.ts

@@ -10,12 +10,12 @@ import type {
     ScrcpyDisplay,
     ScrcpyEncoder,
     ScrcpyMediaStreamPacket,
-    ScrcpyOptionsInit1_16,
+    ScrcpyOptions1_15,
     ScrcpyVideoStreamMetadata,
 } from "@yume-chan/scrcpy";
 import {
     Av1,
-    DEFAULT_SERVER_PATH,
+    DefaultServerPath,
     ScrcpyControlMessageWriter,
     ScrcpyVideoCodecId,
     h264ParseConfiguration,
@@ -104,7 +104,7 @@ export class AdbScrcpyClient {
     static async pushServer(
         adb: Adb,
         file: ReadableStream<MaybeConsumable<Uint8Array>>,
-        filename = DEFAULT_SERVER_PATH,
+        filename = DefaultServerPath,
     ) {
         const sync = await adb.sync();
         try {
@@ -121,7 +121,9 @@ export class AdbScrcpyClient {
         adb: Adb,
         path: string,
         version: string,
-        options: AdbScrcpyOptions<Pick<ScrcpyOptionsInit1_16, "tunnelForward">>,
+        options: AdbScrcpyOptions<
+            Pick<ScrcpyOptions1_15.Init, "tunnelForward">
+        >,
     ) {
         let connection: AdbScrcpyConnection | undefined;
         let process: AdbSubprocessProtocol | undefined;
@@ -342,7 +344,7 @@ export class AdbScrcpyClient {
                     type = result[0]!;
                 } catch (e) {
                     if (e instanceof ExactReadableEndedError) {
-                        await this.#options.endDeviceMessageStream();
+                        this.#options.endDeviceMessageStream();
                         break;
                     }
                     throw e;
@@ -350,7 +352,7 @@ export class AdbScrcpyClient {
                 await this.#options.parseDeviceMessage(type, buffered);
             }
         } catch (e) {
-            await this.#options.endDeviceMessageStream(e);
+            this.#options.endDeviceMessageStream(e);
             buffered.cancel(e).catch(() => {});
         }
     }

libraries/adb-scrcpy/src/options/1_16.ts

@@ -2,7 +2,7 @@ import type { Adb } from "@yume-chan/adb";
 import type {
     ScrcpyDisplay,
     ScrcpyEncoder,
-    ScrcpyOptionsInit1_16,
+    ScrcpyOptions1_16Impl,
 } from "@yume-chan/scrcpy";
 import { WritableStream } from "@yume-chan/stream-extra";
 
@@ -21,7 +21,7 @@ import { AdbScrcpyOptions } from "./types.js";
 export class AdbScrcpyOptions1_16 extends AdbScrcpyOptions<
     // Only pick options that are used in this class,
     // so changes in `ScrcpyOptionsInitX_XX` won't affect type assignability with this class
-    Pick<ScrcpyOptionsInit1_16, "tunnelForward">
+    Pick<ScrcpyOptions1_16Impl.Init, "tunnelForward">
 > {
     static createConnection(
         adb: Adb,
@@ -39,7 +39,9 @@ export class AdbScrcpyOptions1_16 extends AdbScrcpyOptions<
         adb: Adb,
         path: string,
         version: string,
-        options: AdbScrcpyOptions<Pick<ScrcpyOptionsInit1_16, "tunnelForward">>,
+        options: AdbScrcpyOptions<
+            Pick<ScrcpyOptions1_16Impl.Init, "tunnelForward">
+        >,
     ): Promise<ScrcpyEncoder[]> {
         const client = await AdbScrcpyClient.start(adb, path, version, options);
 
@@ -62,7 +64,9 @@ export class AdbScrcpyOptions1_16 extends AdbScrcpyOptions<
         adb: Adb,
         path: string,
         version: string,
-        options: AdbScrcpyOptions<Pick<ScrcpyOptionsInit1_16, "tunnelForward">>,
+        options: AdbScrcpyOptions<
+            Pick<ScrcpyOptions1_16Impl.Init, "tunnelForward">
+        >,
     ): Promise<ScrcpyDisplay[]> {
         try {
             // Server will exit before opening connections when an invalid display id was given

libraries/adb-scrcpy/src/options/1_22.ts

@@ -2,7 +2,7 @@ import type { Adb } from "@yume-chan/adb";
 import type {
     ScrcpyDisplay,
     ScrcpyEncoder,
-    ScrcpyOptionsInit1_22,
+    ScrcpyOptions1_22Impl,
 } from "@yume-chan/scrcpy";
 
 import type { AdbScrcpyConnection } from "../connection.js";
@@ -13,7 +13,10 @@ import { AdbScrcpyOptions } from "./types.js";
 export class AdbScrcpyOptions1_22 extends AdbScrcpyOptions<
     // Only pick options that are used in this class,
     // so changes in `ScrcpyOptionsInitX_XX` won't affect type assignability with this class
-    Pick<ScrcpyOptionsInit1_22, "tunnelForward" | "control" | "sendDummyByte">
+    Pick<
+        ScrcpyOptions1_22Impl.Init,
+        "tunnelForward" | "control" | "sendDummyByte"
+    >
 > {
     override getEncoders(
         adb: Adb,

libraries/adb-scrcpy/src/options/2_0.ts

@@ -2,8 +2,8 @@ import type { Adb } from "@yume-chan/adb";
 import type {
     ScrcpyDisplay,
     ScrcpyEncoder,
-    ScrcpyOptionsInit1_16,
+    ScrcpyOptions1_16Impl,
-    ScrcpyOptionsInit2_0,
+    ScrcpyOptions2_0Impl,
 } from "@yume-chan/scrcpy";
 
 import { AdbScrcpyClient, AdbScrcpyExitedError } from "../client.js";
@@ -16,7 +16,7 @@ export class AdbScrcpyOptions2_0 extends AdbScrcpyOptions<
     // Only pick options that are used in this class,
     // so changes in `ScrcpyOptionsInitX_XX` won't affect type assignability with this class
     Pick<
-        ScrcpyOptionsInit2_0,
+        ScrcpyOptions2_0Impl.Init,
         "tunnelForward" | "control" | "sendDummyByte" | "scid" | "audio"
     >
 > {
@@ -24,7 +24,9 @@ export class AdbScrcpyOptions2_0 extends AdbScrcpyOptions<
         adb: Adb,
         path: string,
         version: string,
-        options: AdbScrcpyOptions<Pick<ScrcpyOptionsInit1_16, "tunnelForward">>,
+        options: AdbScrcpyOptions<
+            Pick<ScrcpyOptions1_16Impl.Init, "tunnelForward">
+        >,
     ): Promise<ScrcpyEncoder[]> {
         try {
             // Similar to `AdbScrcpyOptions1_16.getDisplays`,

libraries/adb-scrcpy/src/options/2_1.ts

@@ -2,7 +2,7 @@ import type { Adb } from "@yume-chan/adb";
 import type {
     ScrcpyDisplay,
     ScrcpyEncoder,
-    ScrcpyOptionsInit2_1,
+    ScrcpyOptions2_1Impl,
 } from "@yume-chan/scrcpy";
 
 import type { AdbScrcpyConnection } from "../connection.js";
@@ -15,7 +15,7 @@ export class AdbScrcpyOptions2_1 extends AdbScrcpyOptions<
     // Only pick options that are used in this class,
     // so changes in `ScrcpyOptionsInitX_XX` won't affect type assignability with this class
     Pick<
-        ScrcpyOptionsInit2_1,
+        ScrcpyOptions2_1Impl.Init,
         | "tunnelForward"
         | "control"
         | "sendDummyByte"

libraries/adb-scrcpy/src/options/types.ts

@@ -1,39 +1,12 @@
 import type { Adb } from "@yume-chan/adb";
 import type { ScrcpyDisplay, ScrcpyEncoder } from "@yume-chan/scrcpy";
-import { ScrcpyOptions } from "@yume-chan/scrcpy";
+import { ScrcpyOptionsWrapper } from "@yume-chan/scrcpy";
 
 import type { AdbScrcpyConnection } from "../connection.js";
 
 export abstract class AdbScrcpyOptions<
     T extends object,
-> extends ScrcpyOptions<T> {
+> extends ScrcpyOptionsWrapper<T> {
-    #base: ScrcpyOptions<T>;
-
-    override get defaults(): Required<T> {
-        return this.#base.defaults;
-    }
-
-    constructor(base: ScrcpyOptions<T>) {
-        super(
-            // HACK: `ScrcpyOptions`'s constructor requires a constructor for the base class,
-            // but we need to pass an instance here.
-            // A normal `function` can be used as a constructor, and constructors can return
-            // any object to override the default return value.
-            function () {
-                return base;
-            } as never,
-            // HACK: `base.value` contains `SkipDefaultMark`, so it will be used as is,
-            // and `defaults` parameter is not used.
-            base.value,
-            {} as Required<T>,
-        );
-        this.#base = base;
-    }
-
-    serialize(): string[] {
-        return this.#base.serialize();
-    }
-
     abstract getEncoders(
         adb: Adb,
         path: string,

libraries/scrcpy-decoder-webcodecs/src/video/decoder.ts

@@ -210,6 +210,8 @@ export class WebCodecsVideoDecoder implements ScrcpyVideoDecoder {
                     this.#updateSize,
                 );
                 break;
+            default:
+                throw new Error(`Unsupported codec: ${this.#codec}`);
         }
 
         this.#writable = new WritableStream<ScrcpyMediaStreamPacket>({

libraries/scrcpy/side-effect-test/package.json

@@ -0,0 +1,19 @@
+{
+    "name": "side-effect-test",
+    "version": "1.0.0",
+    "description": "",
+    "main": "index.js",
+    "scripts": {
+        "test": "echo \"Error: no test specified\" && exit 1",
+        "start": "rollup -c rollup.config.ts --configPlugin @rollup/plugin-typescript"
+    },
+    "keywords": [],
+    "author": "",
+    "license": "ISC",
+    "devDependencies": {
+        "@rollup/plugin-node-resolve": "^15.3.0",
+        "@rollup/plugin-terser": "^0.4.4",
+        "@rollup/plugin-typescript": "^12.1.1",
+        "rollup": "^4.27.4"
+    }
+}

libraries/scrcpy/side-effect-test/rollup.config.ts

@@ -0,0 +1,24 @@
+import node from "@rollup/plugin-node-resolve";
+import terser from "@rollup/plugin-terser";
+import typescript from "@rollup/plugin-typescript";
+import { defineConfig } from "rollup";
+
+export default defineConfig({
+    input: "src/index.js",
+    experimentalLogSideEffects: true,
+    output: {
+        name: "index",
+        file: "dist/index.js",
+        format: "esm",
+    },
+    plugins: [
+        typescript(),
+        node(),
+        terser({
+            module: true,
+            format: {
+                beautify: true,
+            },
+        }),
+    ],
+});

libraries/scrcpy/side-effect-test/src/index.js

@@ -0,0 +1 @@
+export * from "../../esm/index";

libraries/scrcpy/src/1_15/impl/back-or-screen-on.ts

@@ -0,0 +1,21 @@
+import type { StructInit } from "@yume-chan/struct";
+
+import { AndroidKeyEventAction } from "../../android/index.js";
+import { EmptyControlMessage } from "../../control/index.js";
+import type { ScrcpyBackOrScreenOnControlMessage } from "../../latest.js";
+
+export const BackOrScreenOnControlMessage = EmptyControlMessage;
+
+export type BackOrScreenOnControlMessage = StructInit<
+    typeof BackOrScreenOnControlMessage
+>;
+
+export function serializeBackOrScreenOnControlMessage(
+    message: ScrcpyBackOrScreenOnControlMessage,
+) {
+    if (message.action === AndroidKeyEventAction.Down) {
+        return BackOrScreenOnControlMessage.serialize(message);
+    }
+
+    return undefined;
+}

libraries/scrcpy/src/1_15/impl/clipboard-stream.ts

@@ -0,0 +1,43 @@
+import type { PushReadableStreamController } from "@yume-chan/stream-extra";
+import { PushReadableStream } from "@yume-chan/stream-extra";
+import type { AsyncExactReadable } from "@yume-chan/struct";
+import { string, struct, u32 } from "@yume-chan/struct";
+
+import type { ScrcpyDeviceMessageParser } from "../../base/index.js";
+
+export const ClipboardDeviceMessage = struct(
+    { content: string(u32) },
+    { littleEndian: false },
+);
+
+export class ClipboardStream
+    extends PushReadableStream<string>
+    implements ScrcpyDeviceMessageParser
+{
+    #controller: PushReadableStreamController<string>;
+
+    constructor() {
+        let controller!: PushReadableStreamController<string>;
+        super((controller_) => {
+            controller = controller_;
+        });
+        this.#controller = controller;
+    }
+
+    async parse(id: number, stream: AsyncExactReadable): Promise<boolean> {
+        if (id === 0) {
+            const message = await ClipboardDeviceMessage.deserialize(stream);
+            await this.#controller.enqueue(message.content);
+            return true;
+        }
+        return false;
+    }
+
+    close() {
+        this.#controller.close();
+    }
+
+    error(e?: unknown) {
+        this.#controller.error(e);
+    }
+}

libraries/scrcpy/src/1_15/impl/control-message-types.ts

@@ -0,0 +1,16 @@
+import { ScrcpyControlMessageType } from "../../base/index.js";
+
+export const ControlMessageTypes: readonly ScrcpyControlMessageType[] =
+    /* #__PURE__ */ (() => [
+        /*  0 */ ScrcpyControlMessageType.InjectKeyCode,
+        /*  1 */ ScrcpyControlMessageType.InjectText,
+        /*  2 */ ScrcpyControlMessageType.InjectTouch,
+        /*  3 */ ScrcpyControlMessageType.InjectScroll,
+        /*  4 */ ScrcpyControlMessageType.BackOrScreenOn,
+        /*  5 */ ScrcpyControlMessageType.ExpandNotificationPanel,
+        /*  6 */ ScrcpyControlMessageType.CollapseNotificationPanel,
+        /*  7 */ ScrcpyControlMessageType.GetClipboard,
+        /*  8 */ ScrcpyControlMessageType.SetClipboard,
+        /*  9 */ ScrcpyControlMessageType.SetDisplayPower,
+        /* 10 */ ScrcpyControlMessageType.RotateDevice,
+    ])();

libraries/scrcpy/src/1_15/impl/defaults.ts

@@ -0,0 +1,19 @@
+import type { Init } from "./init.js";
+import { CodecOptions, VideoOrientation } from "./init.js";
+
+export const Defaults = /* #__PURE__ */ (() =>
+    ({
+        logLevel: "debug",
+        maxSize: 0,
+        bitRate: 8_000_000,
+        maxFps: 0,
+        lockVideoOrientation: VideoOrientation.Unlocked,
+        tunnelForward: false,
+        crop: undefined,
+        sendFrameMeta: true,
+        control: true,
+        displayId: 0,
+        showTouches: false,
+        stayAwake: false,
+        codecOptions: CodecOptions.Empty,
+    }) as const satisfies Required<Init>)();

libraries/scrcpy/src/1_15/impl/index.ts

@@ -0,0 +1,14 @@
+export * from "./back-or-screen-on.js";
+export * from "./clipboard-stream.js";
+export * from "./control-message-types.js";
+export * from "./defaults.js";
+export * from "./init.js";
+export * from "./inject-touch.js";
+export * from "./media-stream-transformer.js";
+export * from "./parse-display.js";
+export * from "./parse-video-stream-metadata.js";
+export * from "./scroll-controller.js";
+export * from "./serialize-order.js";
+export * from "./serialize.js";
+export * from "./set-clipboard.js";
+export * from "./set-list-display.js";

libraries/scrcpy/src/1_15/impl/init.spec.ts

@@ -0,0 +1,17 @@
+import * as assert from "node:assert";
+import { describe, it } from "node:test";
+
+import { CodecOptions } from "./init.js";
+
+describe("CodecOptions", () => {
+    it("should convert empty value to `undefined`", () => {
+        assert.strictEqual(new CodecOptions({}).toOptionValue(), undefined);
+    });
+
+    it("should serialize unknown options as integers", () => {
+        assert.strictEqual(
+            new CodecOptions({ profile: 42 }).toOptionValue(),
+            "profile=42",
+        );
+    });
+});

libraries/scrcpy/src/1_15/impl/init.ts

@@ -0,0 +1,150 @@
+import type { ScrcpyOptionValue } from "../../base/index.js";
+
+export const VideoOrientation = {
+    Unlocked: -1,
+    Portrait: 0,
+    Landscape: 1,
+    PortraitFlipped: 2,
+    LandscapeFlipped: 3,
+};
+
+export type VideoOrientation =
+    (typeof VideoOrientation)[keyof typeof VideoOrientation];
+
+export type LogLevel = "debug" | "info" | "warn" | "error";
+
+/**
+ * If the option you need is not in this type,
+ * please file an issue on GitHub.
+ */
+export interface CodecOptionsInit {
+    profile?: number | undefined;
+    level?: number | undefined;
+
+    iFrameInterval?: number | undefined;
+    maxBframes?: number | undefined;
+    repeatPreviousFrameAfter?: number | undefined;
+    maxPtsGapToEncoder?: number | undefined;
+    intraRefreshPeriod?: number | undefined;
+}
+
+function toDashCase(input: string) {
+    return input.replace(/([A-Z])/g, "-$1").toLowerCase();
+}
+
+const CodecOptionTypes: Partial<
+    Record<keyof CodecOptionsInit, "long" | "float" | "string">
+> = {
+    repeatPreviousFrameAfter: "long",
+    maxPtsGapToEncoder: "long",
+};
+
+export class CodecOptions implements ScrcpyOptionValue {
+    static Empty = /* #__PURE__ */ new CodecOptions();
+
+    options: CodecOptionsInit;
+
+    constructor(options: CodecOptionsInit = {}) {
+        for (const [key, value] of Object.entries(options)) {
+            if (value === undefined) {
+                continue;
+            }
+
+            if (typeof value !== "number") {
+                throw new Error(
+                    `Invalid option value for ${key}: ${String(value)}`,
+                );
+            }
+        }
+
+        this.options = options;
+    }
+
+    toOptionValue(): string | undefined {
+        const entries = Object.entries(this.options).filter(
+            ([, value]) => value !== undefined,
+        );
+
+        if (entries.length === 0) {
+            return undefined;
+        }
+
+        return entries
+            .map(([key, value]) => {
+                let result = toDashCase(key);
+
+                const type = CodecOptionTypes[key as keyof CodecOptionsInit];
+                if (type) {
+                    result += `:${type}`;
+                }
+
+                result += `=${value}`;
+                return result;
+            })
+            .join(",");
+    }
+}
+
+export interface Init {
+    logLevel?: LogLevel;
+
+    /**
+     * The maximum value of both width and height.
+     */
+    maxSize?: number;
+
+    bitRate?: number;
+
+    /**
+     * 0 for unlimited.
+     *
+     * @default 0
+     */
+    maxFps?: number;
+
+    /**
+     * The orientation of the video stream.
+     *
+     * It will not keep the device screen in specific orientation,
+     * only the captured video will in this orientation.
+     */
+    lockVideoOrientation?: VideoOrientation;
+
+    /**
+     * Use ADB forward tunnel instead of reverse tunnel.
+     *
+     * This option is mainly used for working around the bug that on Android <9,
+     * ADB daemon can't create reverse tunnels if connected wirelessly (ADB over WiFi).
+     *
+     * When using `AdbScrcpyClient`, it can detect this situation and enable this option automatically.
+     */
+    tunnelForward?: boolean;
+
+    crop?: string | undefined;
+
+    /**
+     * Send PTS so that the client may record properly
+     *
+     * Note: When `sendFrameMeta: false` is specified,
+     * the video stream will not contain `configuration` typed packets,
+     * which means it can't be decoded by the companion decoders.
+     * It's still possible to record the stream into a file,
+     * or to decode it with a more tolerant decoder like FFMpeg.
+     *
+     * @default true
+     */
+    sendFrameMeta?: boolean;
+
+    /**
+     * @default true
+     */
+    control?: boolean;
+
+    displayId?: number;
+
+    showTouches?: boolean;
+
+    stayAwake?: boolean;
+
+    codecOptions?: CodecOptions;
+}

libraries/scrcpy/src/1_15/impl/inject-touch.ts

@@ -1,6 +1,9 @@
 import { getUint16, setUint16 } from "@yume-chan/no-data-view";
-import type { Field } from "@yume-chan/struct";
+import type { Field, StructInit } from "@yume-chan/struct";
-import { bipedal } from "@yume-chan/struct";
+import { bipedal, struct, u16, u32, u64, u8 } from "@yume-chan/struct";
+
+import type { AndroidMotionEventAction } from "../../android/index.js";
+import type { ScrcpyInjectTouchControlMessage } from "../../latest.js";
 
 export function clamp(value: number, min: number, max: number): number {
     if (value < min) {
@@ -14,7 +17,7 @@ export function clamp(value: number, min: number, max: number): number {
     return value;
 }
 
-export const ScrcpyUnsignedFloat: Field<number, never, never> = {
+export const UnsignedFloat: Field<number, never, never> = {
     size: 2,
     serialize(value, { buffer, index, littleEndian }) {
         // https://github.com/Genymobile/scrcpy/blob/1f138aef41de651668043b32c4effc2d4adbfc44/app/src/util/binary.h#L51
@@ -29,3 +32,28 @@ export const ScrcpyUnsignedFloat: Field<number, never, never> = {
         return value === 0xffff ? 1 : value / 0x10000;
     }),
 };
+
+export const InjectTouchControlMessage = struct(
+    {
+        type: u8,
+        action: u8<AndroidMotionEventAction>(),
+        pointerId: u64,
+        pointerX: u32,
+        pointerY: u32,
+        screenWidth: u16,
+        screenHeight: u16,
+        pressure: UnsignedFloat,
+        buttons: u32,
+    },
+    { littleEndian: false },
+);
+
+export type InjectTouchControlMessage = StructInit<
+    typeof InjectTouchControlMessage
+>;
+
+export function serializeInjectTouchControlMessage(
+    message: ScrcpyInjectTouchControlMessage,
+): Uint8Array {
+    return InjectTouchControlMessage.serialize(message);
+}

libraries/scrcpy/src/1_15/impl/media-stream-transformer.ts

@@ -0,0 +1,56 @@
+import {
+    StructDeserializeStream,
+    TransformStream,
+} from "@yume-chan/stream-extra";
+import { buffer, struct, u32, u64 } from "@yume-chan/struct";
+
+import type { ScrcpyMediaStreamPacket } from "../../base/index.js";
+
+import type { Init } from "./init.js";
+
+export const MediaStreamRawPacket = struct(
+    { pts: u64, data: buffer(u32) },
+    { littleEndian: false },
+);
+
+export const PtsConfig = 1n << 63n;
+
+export function createMediaStreamTransformer(
+    options: Pick<Init, "sendFrameMeta">,
+): TransformStream<Uint8Array, ScrcpyMediaStreamPacket> {
+    // Optimized path for video frames only
+    if (!options.sendFrameMeta) {
+        return new TransformStream({
+            transform(chunk, controller) {
+                controller.enqueue({
+                    type: "data",
+                    data: chunk,
+                });
+            },
+        });
+    }
+
+    const deserializeStream = new StructDeserializeStream(MediaStreamRawPacket);
+    return {
+        writable: deserializeStream.writable,
+        readable: deserializeStream.readable.pipeThrough(
+            new TransformStream({
+                transform(packet, controller) {
+                    if (packet.pts === PtsConfig) {
+                        controller.enqueue({
+                            type: "configuration",
+                            data: packet.data,
+                        });
+                        return;
+                    }
+
+                    controller.enqueue({
+                        type: "data",
+                        pts: packet.pts,
+                        data: packet.data,
+                    });
+                },
+            }),
+        ),
+    };
+}

libraries/scrcpy/src/1_15/impl/parse-display.ts

@@ -0,0 +1,11 @@
+import type { ScrcpyDisplay } from "../../base/index.js";
+
+export function parseDisplay(line: string): ScrcpyDisplay | undefined {
+    const match = line.match(/^\s+scrcpy --display (\d+)$/);
+    if (match) {
+        return {
+            id: Number.parseInt(match[1]!, 10),
+        };
+    }
+    return undefined;
+}

libraries/scrcpy/src/1_15/impl/parse-video-stream-metadata.ts

@@ -0,0 +1,53 @@
+import {
+    getUint16BigEndian,
+    getUint32BigEndian,
+} from "@yume-chan/no-data-view";
+import type { ReadableStream } from "@yume-chan/stream-extra";
+import { BufferedReadableStream } from "@yume-chan/stream-extra";
+import type { AsyncExactReadable } from "@yume-chan/struct";
+import { decodeUtf8 } from "@yume-chan/struct";
+
+import type {
+    ScrcpyVideoStream,
+    ScrcpyVideoStreamMetadata,
+} from "../../base/index.js";
+import { ScrcpyVideoCodecId } from "../../base/index.js";
+
+/**
+ * Parse a fixed-length, null-terminated string.
+ * @param stream The stream to read from
+ * @param maxLength The maximum length of the string, including the null terminator, in bytes
+ * @returns The parsed string, without the null terminator
+ */
+export async function readString(
+    stream: AsyncExactReadable,
+    maxLength: number,
+): Promise<string> {
+    const buffer = await stream.readExactly(maxLength);
+    // If null terminator is not found, `subarray(0, -1)` will remove the last byte
+    // But since it's a invalid case, it's fine
+    return decodeUtf8(buffer.subarray(0, buffer.indexOf(0)));
+}
+
+export async function readU16(stream: AsyncExactReadable): Promise<number> {
+    const buffer = await stream.readExactly(2);
+    return getUint16BigEndian(buffer, 0);
+}
+
+export async function readU32(stream: AsyncExactReadable): Promise<number> {
+    const buffer = await stream.readExactly(4);
+    return getUint32BigEndian(buffer, 0);
+}
+
+export async function parseVideoStreamMetadata(
+    stream: ReadableStream<Uint8Array>,
+): Promise<ScrcpyVideoStream> {
+    const buffered = new BufferedReadableStream(stream);
+    const metadata: ScrcpyVideoStreamMetadata = {
+        codec: ScrcpyVideoCodecId.H264,
+    };
+    metadata.deviceName = await readString(buffered, 64);
+    metadata.width = await readU16(buffered);
+    metadata.height = await readU16(buffered);
+    return { stream: buffered.release(), metadata };
+}

libraries/scrcpy/src/1_15/impl/scroll-controller.spec.ts

@@ -1,13 +1,13 @@
 import * as assert from "node:assert";
 import { describe, it } from "node:test";
 
-import { ScrcpyControlMessageType } from "../../control/index.js";
+import { ScrcpyControlMessageType } from "../../base/index.js";
 
-import { ScrcpyScrollController1_16 } from "./scroll.js";
+import { ScrollController } from "./scroll-controller.js";
 
-describe("ScrcpyScrollController1_16", () => {
+describe("ScrollController", () => {
     it("should return undefined when scroll distance is less than 1", () => {
-        const controller = new ScrcpyScrollController1_16();
+        const controller = new ScrollController();
         const message = controller.serializeScrollMessage({
             type: ScrcpyControlMessageType.InjectScroll,
             pointerX: 0,
@@ -22,7 +22,7 @@ describe("ScrcpyScrollController1_16", () => {
     });
 
     it("should return a message when scroll distance is greater than 1", () => {
-        const controller = new ScrcpyScrollController1_16();
+        const controller = new ScrollController();
         const message = controller.serializeScrollMessage({
             type: ScrcpyControlMessageType.InjectScroll,
             pointerX: 0,
@@ -38,7 +38,7 @@ describe("ScrcpyScrollController1_16", () => {
     });
 
     it("should return a message when accumulated scroll distance is greater than 1", () => {
-        const controller = new ScrcpyScrollController1_16();
+        const controller = new ScrollController();
         controller.serializeScrollMessage({
             type: ScrcpyControlMessageType.InjectScroll,
             pointerX: 0,
@@ -64,7 +64,7 @@ describe("ScrcpyScrollController1_16", () => {
     });
 
     it("should return a message when accumulated scroll distance is less than -1", () => {
-        const controller = new ScrcpyScrollController1_16();
+        const controller = new ScrollController();
         controller.serializeScrollMessage({
             type: ScrcpyControlMessageType.InjectScroll,
             pointerX: 0,

libraries/scrcpy/src/1_15/impl/scroll-controller.ts

@@ -1,14 +1,10 @@
+import type { StructInit } from "@yume-chan/struct";
 import { s32, struct, u16, u32, u8 } from "@yume-chan/struct";
 
-import type { ScrcpyInjectScrollControlMessage } from "../../control/index.js";
+import type { ScrcpyScrollController } from "../../base/index.js";
+import type { ScrcpyInjectScrollControlMessage } from "../../latest.js";
 
-export interface ScrcpyScrollController {
+export const InjectScrollControlMessage = struct(
-    serializeScrollMessage(
-        message: ScrcpyInjectScrollControlMessage,
-    ): Uint8Array | undefined;
-}
-
-export const ScrcpyInjectScrollControlMessage1_16 = struct(
     {
         type: u8,
         pointerX: u32,
@@ -21,13 +17,17 @@ export const ScrcpyInjectScrollControlMessage1_16 = struct(
     { littleEndian: false },
 );
 
+export type InjectScrollControlMessage = StructInit<
+    typeof InjectScrollControlMessage
+>;
+
 /**
  * Old version of Scrcpy server only supports integer values for scroll.
  *
  * Accumulate scroll values and send scroll message when accumulated value
  * reaches 1 or -1.
  */
-export class ScrcpyScrollController1_16 implements ScrcpyScrollController {
+export class ScrollController implements ScrcpyScrollController {
     #accumulatedX = 0;
     #accumulatedY = 0;
 
@@ -72,6 +72,10 @@ export class ScrcpyScrollController1_16 implements ScrcpyScrollController {
             return undefined;
         }
 
-        return ScrcpyInjectScrollControlMessage1_16.serialize(processed);
+        return InjectScrollControlMessage.serialize(processed);
     }
 }
+
+export function createScrollController(): ScrcpyScrollController {
+    return new ScrollController();
+}

libraries/scrcpy/src/1_15/impl/serialize-order.ts

@@ -0,0 +1,17 @@
+import type { Init } from "./init.js";
+
+export const SerializeOrder = [
+    "logLevel",
+    "maxSize",
+    "bitRate",
+    "maxFps",
+    "lockVideoOrientation",
+    "tunnelForward",
+    "crop",
+    "sendFrameMeta",
+    "control",
+    "displayId",
+    "showTouches",
+    "stayAwake",
+    "codecOptions",
+] as const satisfies readonly (keyof Init)[];

libraries/scrcpy/src/1_15/impl/serialize.ts

@@ -0,0 +1,5 @@
+import { toScrcpyOptionValue } from "../../base/index.js";
+
+export function serialize<T>(options: T, order: readonly (keyof T)[]) {
+    return order.map((key) => toScrcpyOptionValue(options[key], "-"));
+}

libraries/scrcpy/src/1_15/impl/set-clipboard.ts

@@ -0,0 +1,19 @@
+import type { StructInit } from "@yume-chan/struct";
+import { string, struct, u32, u8 } from "@yume-chan/struct";
+
+import type { ScrcpySetClipboardControlMessage } from "../../latest.js";
+
+export const SetClipboardControlMessage = struct(
+    { type: u8, content: string(u32) },
+    { littleEndian: false },
+);
+
+export type SetClipboardControlMessage = StructInit<
+    typeof SetClipboardControlMessage
+>;
+
+export function serializeSetClipboardControlMessage(
+    message: ScrcpySetClipboardControlMessage,
+): Uint8Array {
+    return SetClipboardControlMessage.serialize(message);
+}

libraries/scrcpy/src/1_15/impl/set-list-display.ts

@@ -0,0 +1,8 @@
+import type { Init } from "./init.js";
+
+export function setListDisplays(options: Pick<Init, "displayId">): void {
+    // Set to an invalid value
+    // Server will print valid values before crashing
+    // (server will crash before opening sockets)
+    options.displayId = -1;
+}

libraries/scrcpy/src/1_15/index.ts

@@ -0,0 +1,2 @@
+export * as ScrcpyOptions1_15Impl from "./impl/index.js";
+export * from "./options.js";

libraries/scrcpy/src/1_15/options.spec.ts

@@ -1,12 +1,12 @@
 import * as assert from "node:assert";
 import { describe, it } from "node:test";
 
-import { ScrcpyOptions1_16 } from "./options.js";
+import { ScrcpyOptions1_15 } from "./options.js";
 
-describe("ScrcpyOptions1_16", () => {
+describe("ScrcpyOptions1_15", () => {
     describe("serialize", () => {
         it("should return `-` for default values", () => {
-            assert.deepStrictEqual(new ScrcpyOptions1_16({}).serialize(), [
+            assert.deepStrictEqual(new ScrcpyOptions1_15({}).serialize(), [
                 "debug",
                 "0",
                 "8000000",
@@ -26,7 +26,7 @@ describe("ScrcpyOptions1_16", () => {
 
     describe("setListDisplays", () => {
         it("should set `display` to `-1`", () => {
-            const options = new ScrcpyOptions1_16({});
+            const options = new ScrcpyOptions1_15({});
             options.setListDisplays();
             assert.strictEqual(options.value.displayId, -1);
         });

libraries/scrcpy/src/1_15/options.ts

@@ -0,0 +1,127 @@
+import type { MaybePromiseLike } from "@yume-chan/async";
+import type { ReadableStream, TransformStream } from "@yume-chan/stream-extra";
+import type { AsyncExactReadable } from "@yume-chan/struct";
+
+import type {
+    ScrcpyControlMessageType,
+    ScrcpyDisplay,
+    ScrcpyMediaStreamPacket,
+    ScrcpyOptions,
+    ScrcpyScrollController,
+    ScrcpyVideoStream,
+} from "../base/index.js";
+import type {
+    ScrcpyBackOrScreenOnControlMessage,
+    ScrcpyInjectTouchControlMessage,
+    ScrcpySetClipboardControlMessage,
+} from "../latest.js";
+
+import type { Init } from "./impl/index.js";
+import {
+    ClipboardStream,
+    ControlMessageTypes,
+    createMediaStreamTransformer,
+    createScrollController,
+    Defaults,
+    parseDisplay,
+    parseVideoStreamMetadata,
+    serialize,
+    serializeBackOrScreenOnControlMessage,
+    serializeInjectTouchControlMessage,
+    SerializeOrder,
+    serializeSetClipboardControlMessage,
+    setListDisplays,
+} from "./impl/index.js";
+
+export class ScrcpyOptions1_15 implements ScrcpyOptions<Init> {
+    readonly value: Required<Init>;
+
+    get controlMessageTypes(): readonly ScrcpyControlMessageType[] {
+        return ControlMessageTypes;
+    }
+
+    #clipboard: ClipboardStream | undefined;
+    get clipboard(): ReadableStream<string> | undefined {
+        return this.#clipboard;
+    }
+
+    constructor(init: Init) {
+        this.value = { ...Defaults, ...init };
+
+        if (this.value.control) {
+            this.#clipboard = new ClipboardStream();
+        }
+    }
+
+    serialize(): string[] {
+        return serialize(this.value, SerializeOrder);
+    }
+
+    setListDisplays(): void {
+        setListDisplays(this.value);
+    }
+
+    parseDisplay(line: string): ScrcpyDisplay | undefined {
+        return parseDisplay(line);
+    }
+
+    parseVideoStreamMetadata(
+        stream: ReadableStream<Uint8Array>,
+    ): MaybePromiseLike<ScrcpyVideoStream> {
+        return parseVideoStreamMetadata(stream);
+    }
+
+    async parseDeviceMessage(
+        id: number,
+        stream: AsyncExactReadable,
+    ): Promise<void> {
+        if (await this.#clipboard!.parse(id, stream)) {
+            return;
+        }
+
+        throw new Error("Unknown device message");
+    }
+
+    endDeviceMessageStream(e?: unknown): void {
+        if (e) {
+            this.#clipboard!.error(e);
+        } else {
+            this.#clipboard!.close();
+        }
+    }
+
+    createMediaStreamTransformer(): TransformStream<
+        Uint8Array,
+        ScrcpyMediaStreamPacket
+    > {
+        return createMediaStreamTransformer(this.value);
+    }
+
+    serializeInjectTouchControlMessage(
+        message: ScrcpyInjectTouchControlMessage,
+    ): Uint8Array {
+        return serializeInjectTouchControlMessage(message);
+    }
+
+    serializeBackOrScreenOnControlMessage(
+        message: ScrcpyBackOrScreenOnControlMessage,
+    ): Uint8Array | undefined {
+        return serializeBackOrScreenOnControlMessage(message);
+    }
+
+    serializeSetClipboardControlMessage(
+        message: ScrcpySetClipboardControlMessage,
+    ): Uint8Array {
+        return serializeSetClipboardControlMessage(message);
+    }
+
+    createScrollController(): ScrcpyScrollController {
+        return createScrollController();
+    }
+}
+
+type Init_ = Init;
+
+export namespace ScrcpyOptions1_15 {
+    export type Init = Init_;
+}

libraries/scrcpy/src/1_16.ts

@@ -0,0 +1,4 @@
+export {
+    ScrcpyOptions1_15 as ScrcpyOptions1_16,
+    ScrcpyOptions1_15Impl as ScrcpyOptions1_16Impl,
+} from "./1_15/index.js";

libraries/scrcpy/src/1_17/impl/defaults.ts

@@ -0,0 +1,8 @@
+import type { Init } from "./init.js";
+import { PrevImpl } from "./prev.js";
+
+export const Defaults = /* #__PURE__ */ (() =>
+    ({
+        ...PrevImpl.Defaults,
+        encoderName: undefined,
+    }) as const satisfies Required<Init>)();

libraries/scrcpy/src/1_17/impl/index.ts

@@ -0,0 +1,6 @@
+export * from "../../1_15/impl/index.js";
+export { Defaults } from "./defaults.js";
+export type { Init } from "./init.js";
+export * from "./parse-encoder.js";
+export { SerializeOrder } from "./serialize-order.js";
+export * from "./set-list-encoder.js";

libraries/scrcpy/src/1_17/impl/init.ts

@@ -0,0 +1,5 @@
+import type { PrevImpl } from "./prev.js";
+
+export interface Init extends PrevImpl.Init {
+    encoderName?: string | undefined;
+}

libraries/scrcpy/src/1_17/impl/parse-encoder.ts

@@ -0,0 +1,14 @@
+import type { ScrcpyEncoder } from "../../base/index.js";
+
+export function parseEncoder(
+    line: string,
+    encoderNameRegex: RegExp,
+): ScrcpyEncoder | undefined {
+    const match = line.match(encoderNameRegex);
+    if (match) {
+        return { type: "video", name: match[1]! };
+    }
+    return undefined;
+}
+
+export const EncoderRegex = /^\s+scrcpy --encoder-name '([^']+)'$/;

libraries/scrcpy/src/1_17/impl/prev.ts

@@ -0,0 +1 @@
+export * as PrevImpl from "../../1_15/impl/index.js";

libraries/scrcpy/src/1_17/impl/serialize-order.ts

@@ -0,0 +1,8 @@
+import type { Init } from "./init.js";
+import { PrevImpl } from "./prev.js";
+
+export const SerializeOrder = /* #__PURE__ */ (() =>
+    [
+        ...PrevImpl.SerializeOrder,
+        "encoderName",
+    ] as const satisfies readonly (keyof Init)[])();

libraries/scrcpy/src/1_17/impl/set-list-encoder.ts

@@ -0,0 +1,8 @@
+import type { Init } from "./init.js";
+
+export function setListEncoders(options: Pick<Init, "encoderName">): void {
+    // Set to an invalid value
+    // Server will print valid values before crashing
+    // (server will crash after opening video and control sockets)
+    options.encoderName = "_";
+}

libraries/scrcpy/src/1_17/index.ts

@@ -0,0 +1,2 @@
+export * as ScrcpyOptions1_17Impl from "./impl/index.js";
+export * from "./options.js";

libraries/scrcpy/src/1_17/options.spec.ts

@@ -1,7 +1,7 @@
 import * as assert from "node:assert";
 import { describe, it } from "node:test";
 
-import { ScrcpyOptions1_17 } from "./1_17.js";
+import { ScrcpyOptions1_17 } from "./options.js";
 
 describe("ScrcpyOptions1_17", () => {
     it("should share `value` with `base`", () => {

libraries/scrcpy/src/1_17/options.ts

@@ -0,0 +1,139 @@
+import type { MaybePromiseLike } from "@yume-chan/async";
+import type { ReadableStream, TransformStream } from "@yume-chan/stream-extra";
+import type { AsyncExactReadable } from "@yume-chan/struct";
+
+import type {
+    ScrcpyControlMessageType,
+    ScrcpyDisplay,
+    ScrcpyEncoder,
+    ScrcpyMediaStreamPacket,
+    ScrcpyOptions,
+    ScrcpyScrollController,
+    ScrcpyVideoStream,
+} from "../base/index.js";
+import type {
+    ScrcpyBackOrScreenOnControlMessage,
+    ScrcpyInjectTouchControlMessage,
+    ScrcpySetClipboardControlMessage,
+} from "../latest.js";
+
+import type { Init } from "./impl/index.js";
+import {
+    ClipboardStream,
+    ControlMessageTypes,
+    createMediaStreamTransformer,
+    createScrollController,
+    Defaults,
+    EncoderRegex,
+    parseDisplay,
+    parseEncoder,
+    parseVideoStreamMetadata,
+    serialize,
+    serializeBackOrScreenOnControlMessage,
+    serializeInjectTouchControlMessage,
+    SerializeOrder,
+    serializeSetClipboardControlMessage,
+    setListDisplays,
+    setListEncoders,
+} from "./impl/index.js";
+
+export class ScrcpyOptions1_17 implements ScrcpyOptions<Init> {
+    readonly value: Required<Init>;
+
+    get controlMessageTypes(): readonly ScrcpyControlMessageType[] {
+        return ControlMessageTypes;
+    }
+
+    #clipboard: ClipboardStream | undefined;
+    get clipboard(): ReadableStream<string> | undefined {
+        return this.#clipboard;
+    }
+
+    constructor(init: Init) {
+        this.value = { ...Defaults, ...init };
+
+        if (this.value.control) {
+            this.#clipboard = new ClipboardStream();
+        }
+    }
+
+    serialize(): string[] {
+        return serialize(this.value, SerializeOrder);
+    }
+
+    setListDisplays(): void {
+        setListDisplays(this.value);
+    }
+
+    parseDisplay(line: string): ScrcpyDisplay | undefined {
+        return parseDisplay(line);
+    }
+
+    setListEncoders() {
+        setListEncoders(this.value);
+    }
+
+    parseEncoder(line: string): ScrcpyEncoder | undefined {
+        return parseEncoder(line, EncoderRegex);
+    }
+
+    parseVideoStreamMetadata(
+        stream: ReadableStream<Uint8Array>,
+    ): MaybePromiseLike<ScrcpyVideoStream> {
+        return parseVideoStreamMetadata(stream);
+    }
+
+    async parseDeviceMessage(
+        id: number,
+        stream: AsyncExactReadable,
+    ): Promise<void> {
+        if (await this.#clipboard!.parse(id, stream)) {
+            return;
+        }
+
+        throw new Error("Unknown device message");
+    }
+
+    endDeviceMessageStream(e?: unknown): void {
+        if (e) {
+            this.#clipboard!.error(e);
+        } else {
+            this.#clipboard!.close();
+        }
+    }
+
+    createMediaStreamTransformer(): TransformStream<
+        Uint8Array,
+        ScrcpyMediaStreamPacket
+    > {
+        return createMediaStreamTransformer(this.value);
+    }
+
+    serializeInjectTouchControlMessage(
+        message: ScrcpyInjectTouchControlMessage,
+    ): Uint8Array {
+        return serializeInjectTouchControlMessage(message);
+    }
+
+    serializeBackOrScreenOnControlMessage(
+        message: ScrcpyBackOrScreenOnControlMessage,
+    ): Uint8Array | undefined {
+        return serializeBackOrScreenOnControlMessage(message);
+    }
+
+    serializeSetClipboardControlMessage(
+        message: ScrcpySetClipboardControlMessage,
+    ): Uint8Array {
+        return serializeSetClipboardControlMessage(message);
+    }
+
+    createScrollController(): ScrcpyScrollController {
+        return createScrollController();
+    }
+}
+
+type Init_ = Init;
+
+export namespace ScrcpyOptions1_17 {
+    export type Init = Init_;
+}

libraries/scrcpy/src/1_18/impl/back-or-screen-on.ts

@@ -0,0 +1,26 @@
+import type { StructInit } from "@yume-chan/struct";
+import { struct, u8 } from "@yume-chan/struct";
+
+import type { AndroidKeyEventAction } from "../../android/index.js";
+import type { ScrcpyBackOrScreenOnControlMessage } from "../../latest.js";
+
+import { PrevImpl } from "./prev.js";
+
+export const BackOrScreenOnControlMessage = /* #__PURE__ */ (() =>
+    struct(
+        {
+            ...PrevImpl.BackOrScreenOnControlMessage.fields,
+            action: u8<AndroidKeyEventAction>(),
+        },
+        { littleEndian: false },
+    ))();
+
+export type BackOrScreenOnControlMessage = StructInit<
+    typeof BackOrScreenOnControlMessage
+>;
+
+export function serializeBackOrScreenOnControlMessage(
+    message: ScrcpyBackOrScreenOnControlMessage,
+) {
+    return BackOrScreenOnControlMessage.serialize(message);
+}

libraries/scrcpy/src/1_18/impl/control-message-types.ts

@@ -0,0 +1,10 @@
+import { ScrcpyControlMessageType } from "../../base/index.js";
+
+import { PrevImpl } from "./prev.js";
+
+export const ControlMessageTypes: readonly ScrcpyControlMessageType[] =
+    /* #__PURE__ */ (() => {
+        const result = PrevImpl.ControlMessageTypes.slice();
+        result.splice(6, 0, ScrcpyControlMessageType.ExpandSettingPanel);
+        return result;
+    })();

libraries/scrcpy/src/1_18/impl/defaults.ts

@@ -0,0 +1,11 @@
+import type { Init } from "./init.js";
+import { VideoOrientation } from "./init.js";
+import { PrevImpl } from "./prev.js";
+
+export const Defaults = /* #__PURE__ */ (() =>
+    ({
+        ...PrevImpl.Defaults,
+        logLevel: "debug",
+        lockVideoOrientation: VideoOrientation.Unlocked,
+        powerOffOnClose: false,
+    }) as const satisfies Required<Init>)();

libraries/scrcpy/src/1_18/impl/index.ts

@@ -0,0 +1,10 @@
+export * from "../../1_17/impl/index.js";
+export {
+    BackOrScreenOnControlMessage,
+    serializeBackOrScreenOnControlMessage,
+} from "./back-or-screen-on.js";
+export { ControlMessageTypes } from "./control-message-types.js";
+export { Defaults } from "./defaults.js";
+export type { Init } from "./init.js";
+export { EncoderRegex } from "./parse-encoder.js";
+export { SerializeOrder } from "./serialize-order.js";

libraries/scrcpy/src/1_18/impl/init.ts

@@ -0,0 +1,24 @@
+import type { PrevImpl } from "./prev.js";
+
+export type LogLevel = "verbose" | "debug" | "info" | "warn" | "error";
+
+export const VideoOrientation = {
+    Initial: -2,
+    Unlocked: -1,
+    Portrait: 0,
+    Landscape: 1,
+    PortraitFlipped: 2,
+    LandscapeFlipped: 3,
+};
+
+export type VideoOrientation =
+    (typeof VideoOrientation)[keyof typeof VideoOrientation];
+
+export interface Init
+    extends Omit<PrevImpl.Init, "logLevel" | "lockVideoOrientation"> {
+    logLevel?: LogLevel;
+
+    lockVideoOrientation?: VideoOrientation;
+
+    powerOffOnClose?: boolean;
+}

libraries/scrcpy/src/1_18/impl/parse-encoder.ts

@@ -0,0 +1 @@
+export const EncoderRegex = /^\s+scrcpy --encoder '([^']+)'$/;

libraries/scrcpy/src/1_18/impl/prev.ts

@@ -0,0 +1 @@
+export * as PrevImpl from "../../1_17/impl/index.js";

libraries/scrcpy/src/1_18/impl/serialize-order.ts

@@ -0,0 +1,8 @@
+import type { Init } from "./init.js";
+import { PrevImpl } from "./prev.js";
+
+export const SerializeOrder = /* #__PURE__ */ (() =>
+    [
+        ...PrevImpl.SerializeOrder,
+        "powerOffOnClose",
+    ] as const satisfies readonly (keyof Init)[])();

libraries/scrcpy/src/1_18/index.ts

@@ -0,0 +1,2 @@
+export * as ScrcpyOptions1_18Impl from "./impl/index.js";
+export * from "./options.js";

libraries/scrcpy/src/1_18/options.spec.ts

@@ -1,7 +1,7 @@
 import * as assert from "node:assert";
 import { describe, it } from "node:test";
 
-import { ScrcpyOptions1_18 } from "./1_18.js";
+import { ScrcpyOptions1_18 } from "./options.js";
 
 describe("ScrcpyOptions1_18", () => {
     it("should share `value` with `base`", () => {

libraries/scrcpy/src/1_18/options.ts

@@ -0,0 +1,139 @@
+import type { MaybePromiseLike } from "@yume-chan/async";
+import type { ReadableStream, TransformStream } from "@yume-chan/stream-extra";
+import type { AsyncExactReadable } from "@yume-chan/struct";
+
+import type {
+    ScrcpyControlMessageType,
+    ScrcpyDisplay,
+    ScrcpyEncoder,
+    ScrcpyMediaStreamPacket,
+    ScrcpyOptions,
+    ScrcpyScrollController,
+    ScrcpyVideoStream,
+} from "../base/index.js";
+import type {
+    ScrcpyBackOrScreenOnControlMessage,
+    ScrcpyInjectTouchControlMessage,
+    ScrcpySetClipboardControlMessage,
+} from "../latest.js";
+
+import type { Init } from "./impl/index.js";
+import {
+    ClipboardStream,
+    ControlMessageTypes,
+    createMediaStreamTransformer,
+    createScrollController,
+    Defaults,
+    EncoderRegex,
+    parseDisplay,
+    parseEncoder,
+    parseVideoStreamMetadata,
+    serialize,
+    serializeBackOrScreenOnControlMessage,
+    serializeInjectTouchControlMessage,
+    SerializeOrder,
+    serializeSetClipboardControlMessage,
+    setListDisplays,
+    setListEncoders,
+} from "./impl/index.js";
+
+export class ScrcpyOptions1_18 implements ScrcpyOptions<Init> {
+    readonly value: Required<Init>;
+
+    get controlMessageTypes(): readonly ScrcpyControlMessageType[] {
+        return ControlMessageTypes;
+    }
+
+    #clipboard: ClipboardStream | undefined;
+    get clipboard(): ReadableStream<string> | undefined {
+        return this.#clipboard;
+    }
+
+    constructor(init: Init) {
+        this.value = { ...Defaults, ...init };
+
+        if (this.value.control) {
+            this.#clipboard = new ClipboardStream();
+        }
+    }
+
+    serialize(): string[] {
+        return serialize(this.value, SerializeOrder);
+    }
+
+    setListDisplays(): void {
+        setListDisplays(this.value);
+    }
+
+    parseDisplay(line: string): ScrcpyDisplay | undefined {
+        return parseDisplay(line);
+    }
+
+    setListEncoders() {
+        setListEncoders(this.value);
+    }
+
+    parseEncoder(line: string): ScrcpyEncoder | undefined {
+        return parseEncoder(line, EncoderRegex);
+    }
+
+    parseVideoStreamMetadata(
+        stream: ReadableStream<Uint8Array>,
+    ): MaybePromiseLike<ScrcpyVideoStream> {
+        return parseVideoStreamMetadata(stream);
+    }
+
+    async parseDeviceMessage(
+        id: number,
+        stream: AsyncExactReadable,
+    ): Promise<void> {
+        if (await this.#clipboard!.parse(id, stream)) {
+            return;
+        }
+
+        throw new Error("Unknown device message");
+    }
+
+    endDeviceMessageStream(e?: unknown): void {
+        if (e) {
+            this.#clipboard!.error(e);
+        } else {
+            this.#clipboard!.close();
+        }
+    }
+
+    createMediaStreamTransformer(): TransformStream<
+        Uint8Array,
+        ScrcpyMediaStreamPacket
+    > {
+        return createMediaStreamTransformer(this.value);
+    }
+
+    serializeInjectTouchControlMessage(
+        message: ScrcpyInjectTouchControlMessage,
+    ): Uint8Array {
+        return serializeInjectTouchControlMessage(message);
+    }
+
+    serializeBackOrScreenOnControlMessage(
+        message: ScrcpyBackOrScreenOnControlMessage,
+    ): Uint8Array | undefined {
+        return serializeBackOrScreenOnControlMessage(message);
+    }
+
+    serializeSetClipboardControlMessage(
+        message: ScrcpySetClipboardControlMessage,
+    ): Uint8Array {
+        return serializeSetClipboardControlMessage(message);
+    }
+
+    createScrollController(): ScrcpyScrollController {
+        return createScrollController();
+    }
+}
+
+type Init_ = Init;
+
+export namespace ScrcpyOptions1_18 {
+    export type Init = Init_;
+}

libraries/scrcpy/src/1_19.ts

@@ -0,0 +1,4 @@
+export {
+    ScrcpyOptions1_18 as ScrcpyOptions1_19,
+    ScrcpyOptions1_18Impl as ScrcpyOptions1_19Impl,
+} from "./1_18/index.js";

libraries/scrcpy/src/1_20.ts

@@ -0,0 +1,4 @@
+export {
+    ScrcpyOptions1_18 as ScrcpyOptions1_20,
+    ScrcpyOptions1_18Impl as ScrcpyOptions1_20Impl,
+} from "./1_18/index.js";

libraries/scrcpy/src/1_21/impl/defaults.ts

@@ -0,0 +1,8 @@
+import type { Init } from "./init.js";
+import { PrevImpl } from "./prev.js";
+
+export const Defaults = /* #__PURE__ */ (() =>
+    ({
+        ...PrevImpl.Defaults,
+        clipboardAutosync: true,
+    }) as const satisfies Required<Init>)();

libraries/scrcpy/src/1_21/impl/index.ts

@@ -0,0 +1,10 @@
+export * from "../../1_18/impl/index.js";
+export { Defaults } from "./defaults.js";
+export type { Init } from "./init.js";
+export { EncoderRegex } from "./parse-encoder.js";
+export { serialize } from "./serialize.js";
+export {
+    AckClipboardDeviceMessage,
+    AckClipboardHandler,
+    SetClipboardControlMessage,
+} from "./set-clipboard.js";

libraries/scrcpy/src/1_21/impl/init.ts

@@ -0,0 +1,5 @@
+import type { PrevImpl } from "./prev.js";
+
+export interface Init extends PrevImpl.Init {
+    clipboardAutosync?: boolean;
+}

libraries/scrcpy/src/1_21/impl/parse-encoder.ts

@@ -0,0 +1 @@
+export const EncoderRegex = /^\s+scrcpy --encoder-name '([^']+)'$/;

libraries/scrcpy/src/1_21/impl/prev.ts

@@ -0,0 +1 @@
+export * as PrevImpl from "../../1_18/impl/index.js";

libraries/scrcpy/src/1_21/impl/serialize.ts

@@ -0,0 +1,30 @@
+import { toScrcpyOptionValue } from "../../base/option-value.js";
+
+function toSnakeCase(input: string): string {
+    return input.replace(/([A-Z])/g, "_$1").toLowerCase();
+}
+
+export function serialize<T extends object>(
+    options: T,
+    defaults: Required<T>,
+): string[] {
+    // 1.21 changed the format of arguments
+    const result: string[] = [];
+    for (const [key, value] of Object.entries(options)) {
+        const serializedValue = toScrcpyOptionValue(value, undefined);
+        if (!serializedValue) {
+            continue;
+        }
+
+        const defaultValue = toScrcpyOptionValue(
+            defaults[key as keyof T],
+            undefined,
+        );
+        if (serializedValue == defaultValue) {
+            continue;
+        }
+
+        result.push(`${toSnakeCase(key)}=${serializedValue}`);
+    }
+    return result;
+}

libraries/scrcpy/src/1_21/impl/set-clipboard.ts

@@ -0,0 +1,80 @@
+import { PromiseResolver } from "@yume-chan/async";
+import type { AsyncExactReadable, StructInit } from "@yume-chan/struct";
+import { string, struct, u32, u64, u8 } from "@yume-chan/struct";
+
+import type { ScrcpyDeviceMessageParser } from "../../base/index.js";
+import type { ScrcpySetClipboardControlMessage } from "../../latest.js";
+
+export const AckClipboardDeviceMessage = struct(
+    { sequence: u64 },
+    { littleEndian: false },
+);
+
+export const SetClipboardControlMessage = struct(
+    {
+        type: u8,
+        sequence: u64,
+        paste: u8<boolean>(),
+        content: string(u32),
+    },
+    { littleEndian: false },
+);
+
+export type SetClipboardControlMessage = StructInit<
+    typeof SetClipboardControlMessage
+>;
+
+export class AckClipboardHandler implements ScrcpyDeviceMessageParser {
+    #resolvers = new Map<bigint, PromiseResolver<void>>();
+
+    #closed = false;
+
+    async parse(id: number, stream: AsyncExactReadable) {
+        if (id !== 1) {
+            return false;
+        }
+
+        const message = await AckClipboardDeviceMessage.deserialize(stream);
+        const resolver = this.#resolvers.get(message.sequence);
+        if (resolver) {
+            resolver.resolve();
+            this.#resolvers.delete(message.sequence);
+        }
+        return true;
+    }
+
+    close(): void {
+        for (const resolver of this.#resolvers.values()) {
+            resolver.reject();
+        }
+        this.#resolvers.clear();
+        this.#closed = true;
+    }
+
+    error(e?: unknown): void {
+        for (const resolver of this.#resolvers.values()) {
+            resolver.reject(e);
+        }
+        this.#resolvers.clear();
+        this.#closed = true;
+    }
+
+    serializeSetClipboardControlMessage(
+        message: ScrcpySetClipboardControlMessage,
+    ): Uint8Array | [Uint8Array, Promise<void>] {
+        if (message.sequence === 0n) {
+            return SetClipboardControlMessage.serialize(message);
+        }
+
+        if (this.#closed) {
+            throw new Error();
+        }
+
+        const resolver = new PromiseResolver<void>();
+        this.#resolvers.set(message.sequence, resolver);
+        return [
+            SetClipboardControlMessage.serialize(message),
+            resolver.promise,
+        ];
+    }
+}

libraries/scrcpy/src/1_21/index.ts

@@ -0,0 +1,2 @@
+export * as ScrcpyOptions1_21Impl from "./impl/index.js";
+export * from "./options.js";

libraries/scrcpy/src/1_21/options.spec.ts

@@ -3,9 +3,8 @@ import { describe, it } from "node:test";
 
 import { AndroidAvcProfile } from "../codec/index.js";
 
-import { ScrcpyOptions1_21 } from "./1_21.js";
+import { CodecOptions } from "./impl/index.js";
-
+import { ScrcpyOptions1_21 } from "./options.js";
-import { CodecOptions } from "./index.js";
 
 describe("ScrcpyOptions1_21", () => {
     describe("serialize", () => {
@@ -35,7 +34,9 @@ describe("ScrcpyOptions1_21", () => {
                     profile: AndroidAvcProfile.High,
                 }),
             });
-            assert.deepEqual(options.serialize(), ["codec_options=profile=8"]);
+            assert.deepStrictEqual(options.serialize(), [
+                "codec_options=profile=8",
+            ]);
         });
     });
 });

libraries/scrcpy/src/1_21/options.ts

@@ -0,0 +1,149 @@
+import type { MaybePromiseLike } from "@yume-chan/async";
+import type { ReadableStream, TransformStream } from "@yume-chan/stream-extra";
+import type { AsyncExactReadable } from "@yume-chan/struct";
+
+import type {
+    ScrcpyControlMessageType,
+    ScrcpyDisplay,
+    ScrcpyEncoder,
+    ScrcpyMediaStreamPacket,
+    ScrcpyOptions,
+    ScrcpyScrollController,
+    ScrcpyVideoStream,
+} from "../base/index.js";
+import type {
+    ScrcpyBackOrScreenOnControlMessage,
+    ScrcpyInjectTouchControlMessage,
+    ScrcpySetClipboardControlMessage,
+} from "../latest.js";
+
+import type { Init } from "./impl/index.js";
+import {
+    AckClipboardHandler,
+    ClipboardStream,
+    ControlMessageTypes,
+    createMediaStreamTransformer,
+    createScrollController,
+    Defaults,
+    EncoderRegex,
+    parseDisplay,
+    parseEncoder,
+    parseVideoStreamMetadata,
+    serialize,
+    serializeBackOrScreenOnControlMessage,
+    serializeInjectTouchControlMessage,
+    setListDisplays,
+    setListEncoders,
+} from "./impl/index.js";
+
+export class ScrcpyOptions1_21 implements ScrcpyOptions<Init> {
+    readonly value: Required<Init>;
+
+    get controlMessageTypes(): readonly ScrcpyControlMessageType[] {
+        return ControlMessageTypes;
+    }
+
+    #clipboard: ClipboardStream | undefined;
+    get clipboard(): ReadableStream<string> | undefined {
+        return this.#clipboard;
+    }
+
+    #ackClipboardHandler: AckClipboardHandler | undefined;
+
+    constructor(init: Init) {
+        this.value = { ...Defaults, ...init };
+
+        if (this.value.control && this.value.clipboardAutosync) {
+            this.#clipboard = new ClipboardStream();
+            this.#ackClipboardHandler = new AckClipboardHandler();
+        }
+    }
+
+    serialize(): string[] {
+        return serialize(this.value, Defaults);
+    }
+
+    setListDisplays(): void {
+        setListDisplays(this.value);
+    }
+
+    parseDisplay(line: string): ScrcpyDisplay | undefined {
+        return parseDisplay(line);
+    }
+
+    setListEncoders() {
+        setListEncoders(this.value);
+    }
+
+    parseEncoder(line: string): ScrcpyEncoder | undefined {
+        return parseEncoder(line, EncoderRegex);
+    }
+
+    parseVideoStreamMetadata(
+        stream: ReadableStream<Uint8Array>,
+    ): MaybePromiseLike<ScrcpyVideoStream> {
+        return parseVideoStreamMetadata(stream);
+    }
+
+    async parseDeviceMessage(
+        id: number,
+        stream: AsyncExactReadable,
+    ): Promise<void> {
+        if (await this.#clipboard?.parse(id, stream)) {
+            return;
+        }
+
+        if (await this.#ackClipboardHandler?.parse(id, stream)) {
+            return;
+        }
+
+        throw new Error("Unknown device message");
+    }
+
+    endDeviceMessageStream(e?: unknown): void {
+        if (e) {
+            this.#clipboard?.error(e);
+            this.#ackClipboardHandler?.error(e);
+        } else {
+            this.#clipboard?.close();
+            this.#ackClipboardHandler?.close();
+        }
+    }
+
+    createMediaStreamTransformer(): TransformStream<
+        Uint8Array,
+        ScrcpyMediaStreamPacket
+    > {
+        return createMediaStreamTransformer(this.value);
+    }
+
+    serializeInjectTouchControlMessage(
+        message: ScrcpyInjectTouchControlMessage,
+    ): Uint8Array {
+        return serializeInjectTouchControlMessage(message);
+    }
+
+    serializeBackOrScreenOnControlMessage(
+        message: ScrcpyBackOrScreenOnControlMessage,
+    ): Uint8Array | undefined {
+        return serializeBackOrScreenOnControlMessage(message);
+    }
+
+    serializeSetClipboardControlMessage(
+        message: ScrcpySetClipboardControlMessage,
+    ): Uint8Array | [Uint8Array, Promise<void>] {
+        return this.#ackClipboardHandler!.serializeSetClipboardControlMessage(
+            message,
+        );
+    }
+
+    createScrollController(): ScrcpyScrollController {
+        return createScrollController();
+    }
+}
+
+type Init_ = Init;
+
+export namespace ScrcpyOptions1_21 {
+    export type Init = Init_;
+}

libraries/scrcpy/src/1_22/impl/defaults.ts

@@ -0,0 +1,10 @@
+import type { Init } from "./init.js";
+import { PrevImpl } from "./prev.js";
+
+export const Defaults = /* #__PURE__ */ (() =>
+    ({
+        ...PrevImpl.Defaults,
+        downsizeOnError: true,
+        sendDeviceMeta: true,
+        sendDummyByte: true,
+    }) as const satisfies Required<Init>)();

libraries/scrcpy/src/1_22/impl/index.ts

@@ -0,0 +1,8 @@
+export * from "../../1_21/impl/index.js";
+export { Defaults } from "./defaults.js";
+export type { Init } from "./init.js";
+export { parseVideoStreamMetadata } from "./parse-video-stream-metadata.js";
+export {
+    InjectScrollControlMessage,
+    ScrollController,
+} from "./scroll-controller.js";

libraries/scrcpy/src/1_22/impl/init.ts

@@ -1,6 +1,6 @@
-import type { ScrcpyOptionsInit1_21 } from "../1_21.js";
+import type { PrevImpl } from "./prev.js";
 
-export interface ScrcpyOptionsInit1_22 extends ScrcpyOptionsInit1_21 {
+export interface Init extends PrevImpl.Init {
     downsizeOnError?: boolean;
 
     /**

libraries/scrcpy/src/1_22/impl/parse-video-stream-metadata.ts

@@ -0,0 +1,18 @@
+import type { ReadableStream } from "@yume-chan/stream-extra";
+
+import type { ScrcpyVideoStream } from "../../base/video.js";
+import { ScrcpyVideoCodecId } from "../../base/video.js";
+
+import type { Init } from "./init.js";
+import { PrevImpl } from "./prev.js";
+
+export async function parseVideoStreamMetadata(
+    options: Pick<Init, "sendDeviceMeta">,
+    stream: ReadableStream<Uint8Array>,
+): Promise<ScrcpyVideoStream> {
+    if (!options.sendDeviceMeta) {
+        return { stream, metadata: { codec: ScrcpyVideoCodecId.H264 } };
+    } else {
+        return PrevImpl.parseVideoStreamMetadata(stream);
+    }
+}

libraries/scrcpy/src/1_22/impl/prev.ts

@@ -0,0 +1 @@
+export * as PrevImpl from "../../1_21/impl/index.js";

libraries/scrcpy/src/1_22/impl/scroll-controller.spec.ts

@@ -1,13 +1,13 @@
 import * as assert from "node:assert";
 import { describe, it } from "node:test";
 
-import { ScrcpyControlMessageType } from "../../control/index.js";
+import { ScrcpyControlMessageType } from "../../base/index.js";
 
-import { ScrcpyScrollController1_22 } from "./scroll.js";
+import { ScrollController } from "./scroll-controller.js";
 
-describe("ScrcpyScrollController1_22", () => {
+describe("ScrollController", () => {
     it("should return correct message length", () => {
-        const controller = new ScrcpyScrollController1_22();
+        const controller = new ScrollController();
         const message = controller.serializeScrollMessage({
             type: ScrcpyControlMessageType.InjectScroll,
             pointerX: 0,

libraries/scrcpy/src/1_22/impl/scroll-controller.ts

@@ -0,0 +1,30 @@
+import type { StructInit } from "@yume-chan/struct";
+import { s32, struct } from "@yume-chan/struct";
+
+import { PrevImpl } from "./prev.js";
+
+export const InjectScrollControlMessage = /* #__PURE__ */ (() =>
+    struct(
+        {
+            ...PrevImpl.InjectScrollControlMessage.fields,
+            buttons: s32,
+        },
+        { littleEndian: false },
+    ))();
+
+export type InjectScrollControlMessage = StructInit<
+    typeof InjectScrollControlMessage
+>;
+
+export class ScrollController extends PrevImpl.ScrollController {
+    override serializeScrollMessage(
+        message: InjectScrollControlMessage,
+    ): Uint8Array | undefined {
+        const processed = this.processMessage(message);
+        if (!processed) {
+            return undefined;
+        }
+
+        return InjectScrollControlMessage.serialize(processed);
+    }
+}

libraries/scrcpy/src/1_22/index.ts

@@ -0,0 +1,2 @@
+export * as ScrcpyOptions1_22Impl from "./impl/index.js";
+export * from "./options.js";

libraries/scrcpy/src/1_22/options.spec.ts

@@ -1,7 +1,7 @@
 import * as assert from "node:assert";
 import { describe, it } from "node:test";
 
-import { ScrcpyOptions1_21 } from "../1_21.js";
+import { ScrcpyOptions1_21 } from "../1_21/index.js";
 
 import { ScrcpyOptions1_22 } from "./options.js";
 

libraries/scrcpy/src/1_22/options.ts

@@ -0,0 +1,149 @@
+import type { MaybePromiseLike } from "@yume-chan/async";
+import type { ReadableStream, TransformStream } from "@yume-chan/stream-extra";
+import type { AsyncExactReadable } from "@yume-chan/struct";
+
+import type {
+    ScrcpyControlMessageType,
+    ScrcpyDisplay,
+    ScrcpyEncoder,
+    ScrcpyMediaStreamPacket,
+    ScrcpyOptions,
+    ScrcpyScrollController,
+    ScrcpyVideoStream,
+} from "../base/index.js";
+import type {
+    ScrcpyBackOrScreenOnControlMessage,
+    ScrcpyInjectTouchControlMessage,
+    ScrcpySetClipboardControlMessage,
+} from "../latest.js";
+
+import type { Init } from "./impl/index.js";
+import {
+    AckClipboardHandler,
+    ClipboardStream,
+    ControlMessageTypes,
+    createMediaStreamTransformer,
+    createScrollController,
+    Defaults,
+    EncoderRegex,
+    parseDisplay,
+    parseEncoder,
+    parseVideoStreamMetadata,
+    serialize,
+    serializeBackOrScreenOnControlMessage,
+    serializeInjectTouchControlMessage,
+    setListDisplays,
+    setListEncoders,
+} from "./impl/index.js";
+
+export class ScrcpyOptions1_22 implements ScrcpyOptions<Init> {
+    readonly value: Required<Init>;
+
+    get controlMessageTypes(): readonly ScrcpyControlMessageType[] {
+        return ControlMessageTypes;
+    }
+
+    #clipboard: ClipboardStream | undefined;
+    get clipboard(): ReadableStream<string> | undefined {
+        return this.#clipboard;
+    }
+
+    #ackClipboardHandler: AckClipboardHandler | undefined;
+
+    constructor(init: Init) {
+        this.value = { ...Defaults, ...init };
+
+        if (this.value.control && this.value.clipboardAutosync) {
+            this.#clipboard = new ClipboardStream();
+            this.#ackClipboardHandler = new AckClipboardHandler();
+        }
+    }
+
+    serialize(): string[] {
+        return serialize(this.value, Defaults);
+    }
+
+    setListDisplays(): void {
+        setListDisplays(this.value);
+    }
+
+    parseDisplay(line: string): ScrcpyDisplay | undefined {
+        return parseDisplay(line);
+    }
+
+    setListEncoders() {
+        setListEncoders(this.value);
+    }
+
+    parseEncoder(line: string): ScrcpyEncoder | undefined {
+        return parseEncoder(line, EncoderRegex);
+    }
+
+    parseVideoStreamMetadata(
+        stream: ReadableStream<Uint8Array>,
+    ): MaybePromiseLike<ScrcpyVideoStream> {
+        return parseVideoStreamMetadata(this.value, stream);
+    }
+
+    async parseDeviceMessage(
+        id: number,
+        stream: AsyncExactReadable,
+    ): Promise<void> {
+        if (await this.#clipboard?.parse(id, stream)) {
+            return;
+        }
+
+        if (await this.#ackClipboardHandler?.parse(id, stream)) {
+            return;
+        }
+
+        throw new Error("Unknown device message");
+    }
+
+    endDeviceMessageStream(e?: unknown): void {
+        if (e) {
+            this.#clipboard?.error(e);
+            this.#ackClipboardHandler?.error(e);
+        } else {
+            this.#clipboard?.close();
+            this.#ackClipboardHandler?.close();
+        }
+    }
+
+    createMediaStreamTransformer(): TransformStream<
+        Uint8Array,
+        ScrcpyMediaStreamPacket
+    > {
+        return createMediaStreamTransformer(this.value);
+    }
+
+    serializeInjectTouchControlMessage(
+        message: ScrcpyInjectTouchControlMessage,
+    ): Uint8Array {
+        return serializeInjectTouchControlMessage(message);
+    }
+
+    serializeBackOrScreenOnControlMessage(
+        message: ScrcpyBackOrScreenOnControlMessage,
+    ): Uint8Array | undefined {
+        return serializeBackOrScreenOnControlMessage(message);
+    }
+
+    serializeSetClipboardControlMessage(
+        message: ScrcpySetClipboardControlMessage,
+    ): Uint8Array | [Uint8Array, Promise<void>] {
+        return this.#ackClipboardHandler!.serializeSetClipboardControlMessage(
+            message,
+        );
+    }
+
+    createScrollController(): ScrcpyScrollController {
+        return createScrollController();
+    }
+}
+
+type Init_ = Init;
+
+export namespace ScrcpyOptions1_22 {
+    export type Init = Init_;
+}

libraries/scrcpy/src/1_23/impl/defaults.ts

@@ -0,0 +1,8 @@
+import type { Init } from "./init.js";
+import { PrevImpl } from "./prev.js";
+
+export const Defaults = /* #__PURE__ */ (() =>
+    ({
+        ...PrevImpl.Defaults,
+        cleanup: true,
+    }) as const satisfies Required<Init>)();

libraries/scrcpy/src/1_23/impl/index.ts

@@ -0,0 +1,7 @@
+export * from "../../1_22/impl/index.js";
+export { Defaults } from "./defaults.js";
+export type { Init } from "./init.js";
+export {
+    PtsKeyframe,
+    createMediaStreamTransformer,
+} from "./media-stream-transformer.js";

libraries/scrcpy/src/1_23/impl/init.ts

@@ -0,0 +1,5 @@
+import type { PrevImpl } from "./prev.js";
+
+export interface Init extends PrevImpl.Init {
+    cleanup?: boolean;
+}

libraries/scrcpy/src/1_23/impl/media-stream-transformer.ts

@@ -0,0 +1,64 @@
+import {
+    StructDeserializeStream,
+    TransformStream,
+} from "@yume-chan/stream-extra";
+
+import type { ScrcpyMediaStreamPacket } from "../../base/index.js";
+
+import type { Init } from "./init.js";
+import { PrevImpl } from "./prev.js";
+
+export const PtsKeyframe = 1n << 62n;
+
+export function createMediaStreamTransformer(
+    options: Pick<Init, "sendFrameMeta">,
+): TransformStream<Uint8Array, ScrcpyMediaStreamPacket> {
+    // Optimized path for video frames only
+    if (!options.sendFrameMeta) {
+        return new TransformStream({
+            transform(chunk, controller) {
+                controller.enqueue({
+                    type: "data",
+                    data: chunk,
+                });
+            },
+        });
+    }
+
+    const deserializeStream = new StructDeserializeStream(
+        PrevImpl.MediaStreamRawPacket,
+    );
+    return {
+        writable: deserializeStream.writable,
+        readable: deserializeStream.readable.pipeThrough(
+            new TransformStream({
+                transform(packet, controller) {
+                    if (packet.pts === PrevImpl.PtsConfig) {
+                        controller.enqueue({
+                            type: "configuration",
+                            data: packet.data,
+                        });
+                        return;
+                    }
+
+                    if (packet.pts & PtsKeyframe) {
+                        controller.enqueue({
+                            type: "data",
+                            keyframe: true,
+                            pts: packet.pts & ~PtsKeyframe,
+                            data: packet.data,
+                        });
+                        return;
+                    }
+
+                    controller.enqueue({
+                        type: "data",
+                        keyframe: false,
+                        pts: packet.pts,
+                        data: packet.data,
+                    });
+                },
+            }),
+        ),
+    };
+}

libraries/scrcpy/src/1_23/impl/prev.ts

@@ -0,0 +1 @@
+export * as PrevImpl from "../../1_22/impl/index.js";

libraries/scrcpy/src/1_23/index.ts

@@ -0,0 +1,2 @@
+export * as ScrcpyOptions1_23Impl from "./impl/index.js";
+export * from "./options.js";

libraries/scrcpy/src/1_23/options.ts

@@ -0,0 +1,149 @@
+import type { MaybePromiseLike } from "@yume-chan/async";
+import type { ReadableStream, TransformStream } from "@yume-chan/stream-extra";
+import type { AsyncExactReadable } from "@yume-chan/struct";
+
+import type {
+    ScrcpyControlMessageType,
+    ScrcpyDisplay,
+    ScrcpyEncoder,
+    ScrcpyMediaStreamPacket,
+    ScrcpyOptions,
+    ScrcpyScrollController,
+    ScrcpyVideoStream,
+} from "../base/index.js";
+import type {
+    ScrcpyBackOrScreenOnControlMessage,
+    ScrcpyInjectTouchControlMessage,
+    ScrcpySetClipboardControlMessage,
+} from "../latest.js";
+
+import type { Init } from "./impl/index.js";
+import {
+    AckClipboardHandler,
+    ClipboardStream,
+    ControlMessageTypes,
+    createMediaStreamTransformer,
+    createScrollController,
+    Defaults,
+    EncoderRegex,
+    parseDisplay,
+    parseEncoder,
+    parseVideoStreamMetadata,
+    serialize,
+    serializeBackOrScreenOnControlMessage,
+    serializeInjectTouchControlMessage,
+    setListDisplays,
+    setListEncoders,
+} from "./impl/index.js";
+
+export class ScrcpyOptions1_23 implements ScrcpyOptions<Init> {
+    readonly value: Required<Init>;
+
+    get controlMessageTypes(): readonly ScrcpyControlMessageType[] {
+        return ControlMessageTypes;
+    }
+
+    #clipboard: ClipboardStream | undefined;
+    get clipboard(): ReadableStream<string> | undefined {
+        return this.#clipboard;
+    }
+
+    #ackClipboardHandler: AckClipboardHandler | undefined;
+
+    constructor(init: Init) {
+        this.value = { ...Defaults, ...init };
+
+        if (this.value.control && this.value.clipboardAutosync) {
+            this.#clipboard = new ClipboardStream();
+            this.#ackClipboardHandler = new AckClipboardHandler();
+        }
+    }
+
+    serialize(): string[] {
+        return serialize(this.value, Defaults);
+    }
+
+    setListDisplays(): void {
+        setListDisplays(this.value);
+    }
+
+    parseDisplay(line: string): ScrcpyDisplay | undefined {
+        return parseDisplay(line);
+    }
+
+    setListEncoders() {
+        setListEncoders(this.value);
+    }
+
+    parseEncoder(line: string): ScrcpyEncoder | undefined {
+        return parseEncoder(line, EncoderRegex);
+    }
+
+    parseVideoStreamMetadata(
+        stream: ReadableStream<Uint8Array>,
+    ): MaybePromiseLike<ScrcpyVideoStream> {
+        return parseVideoStreamMetadata(this.value, stream);
+    }
+
+    async parseDeviceMessage(
+        id: number,
+        stream: AsyncExactReadable,
+    ): Promise<void> {
+        if (await this.#clipboard?.parse(id, stream)) {
+            return;
+        }
+
+        if (await this.#ackClipboardHandler?.parse(id, stream)) {
+            return;
+        }
+
+        throw new Error("Unknown device message");
+    }
+
+    endDeviceMessageStream(e?: unknown): void {
+        if (e) {
+            this.#clipboard?.error(e);
+            this.#ackClipboardHandler?.error(e);
+        } else {
+            this.#clipboard?.close();
+            this.#ackClipboardHandler?.close();
+        }
+    }
+
+    createMediaStreamTransformer(): TransformStream<
+        Uint8Array,
+        ScrcpyMediaStreamPacket
+    > {
+        return createMediaStreamTransformer(this.value);
+    }
+
+    serializeInjectTouchControlMessage(
+        message: ScrcpyInjectTouchControlMessage,
+    ): Uint8Array {
+        return serializeInjectTouchControlMessage(message);
+    }
+
+    serializeBackOrScreenOnControlMessage(
+        message: ScrcpyBackOrScreenOnControlMessage,
+    ): Uint8Array | undefined {
+        return serializeBackOrScreenOnControlMessage(message);
+    }
+
+    serializeSetClipboardControlMessage(
+        message: ScrcpySetClipboardControlMessage,
+    ): Uint8Array | [Uint8Array, Promise<void>] {
+        return this.#ackClipboardHandler!.serializeSetClipboardControlMessage(
+            message,
+        );
+    }
+
+    createScrollController(): ScrcpyScrollController {
+        return createScrollController();
+    }
+}
+
+type Init_ = Init;
+
+export namespace ScrcpyOptions1_23 {
+    export type Init = Init_;
+}

libraries/scrcpy/src/1_24/impl/defaults.ts

@@ -0,0 +1,8 @@
+import type { Init } from "./init.js";
+import { PrevImpl } from "./prev.js";
+
+export const Defaults = /* #__PURE__ */ (() =>
+    ({
+        ...PrevImpl.Defaults,
+        powerOn: true,
+    }) as const satisfies Required<Init>)();

libraries/scrcpy/src/1_24/impl/index.ts

@@ -0,0 +1,3 @@
+export * from "../../1_23/impl/index.js";
+export { Defaults } from "./defaults.js";
+export type { Init } from "./init.js";

libraries/scrcpy/src/1_24/impl/init.ts

@@ -0,0 +1,5 @@
+import type { PrevImpl } from "./prev.js";
+
+export interface Init extends PrevImpl.Init {
+    powerOn?: boolean;
+}

libraries/scrcpy/src/1_24/impl/prev.ts

@@ -0,0 +1 @@
+export * as PrevImpl from "../../1_23/impl/index.js";

libraries/scrcpy/src/1_24/index.ts

@@ -0,0 +1,2 @@
+export * as ScrcpyOptions1_24Impl from "./impl/index.js";
+export * from "./options.js";

libraries/scrcpy/src/1_24/options.ts

@@ -0,0 +1,149 @@
+import type { MaybePromiseLike } from "@yume-chan/async";
+import type { ReadableStream, TransformStream } from "@yume-chan/stream-extra";
+import type { AsyncExactReadable } from "@yume-chan/struct";
+
+import type {
+    ScrcpyControlMessageType,
+    ScrcpyDisplay,
+    ScrcpyEncoder,
+    ScrcpyMediaStreamPacket,
+    ScrcpyOptions,
+    ScrcpyScrollController,
+    ScrcpyVideoStream,
+} from "../base/index.js";
+import type {
+    ScrcpyBackOrScreenOnControlMessage,
+    ScrcpyInjectTouchControlMessage,
+    ScrcpySetClipboardControlMessage,
+} from "../latest.js";
+
+import type { Init } from "./impl/index.js";
+import {
+    AckClipboardHandler,
+    ClipboardStream,
+    ControlMessageTypes,
+    createMediaStreamTransformer,
+    createScrollController,
+    Defaults,
+    EncoderRegex,
+    parseDisplay,
+    parseEncoder,
+    parseVideoStreamMetadata,
+    serialize,
+    serializeBackOrScreenOnControlMessage,
+    serializeInjectTouchControlMessage,
+    setListDisplays,
+    setListEncoders,
+} from "./impl/index.js";
+
+export class ScrcpyOptions1_24 implements ScrcpyOptions<Init> {
+    readonly value: Required<Init>;
+
+    get controlMessageTypes(): readonly ScrcpyControlMessageType[] {
+        return ControlMessageTypes;
+    }
+
+    #clipboard: ClipboardStream | undefined;
+    get clipboard(): ReadableStream<string> | undefined {
+        return this.#clipboard;
+    }
+
+    #ackClipboardHandler: AckClipboardHandler | undefined;
+
+    constructor(init: Init) {
+        this.value = { ...Defaults, ...init };
+
+        if (this.value.control && this.value.clipboardAutosync) {
+            this.#clipboard = new ClipboardStream();
+            this.#ackClipboardHandler = new AckClipboardHandler();
+        }
+    }
+
+    serialize(): string[] {
+        return serialize(this.value, Defaults);
+    }
+
+    setListDisplays(): void {
+        setListDisplays(this.value);
+    }
+
+    parseDisplay(line: string): ScrcpyDisplay | undefined {
+        return parseDisplay(line);
+    }
+
+    setListEncoders() {
+        setListEncoders(this.value);
+    }
+
+    parseEncoder(line: string): ScrcpyEncoder | undefined {
+        return parseEncoder(line, EncoderRegex);
+    }
+
+    parseVideoStreamMetadata(
+        stream: ReadableStream<Uint8Array>,
+    ): MaybePromiseLike<ScrcpyVideoStream> {
+        return parseVideoStreamMetadata(this.value, stream);
+    }
+
+    async parseDeviceMessage(
+        id: number,
+        stream: AsyncExactReadable,
+    ): Promise<void> {
+        if (await this.#clipboard?.parse(id, stream)) {
+            return;
+        }
+
+        if (await this.#ackClipboardHandler?.parse(id, stream)) {
+            return;
+        }
+
+        throw new Error("Unknown device message");
+    }
+
+    endDeviceMessageStream(e?: unknown): void {
+        if (e) {
+            this.#clipboard?.error(e);
+            this.#ackClipboardHandler?.error(e);
+        } else {
+            this.#clipboard?.close();
+            this.#ackClipboardHandler?.close();
+        }
+    }
+
+    createMediaStreamTransformer(): TransformStream<
+        Uint8Array,
+        ScrcpyMediaStreamPacket
+    > {
+        return createMediaStreamTransformer(this.value);
+    }
+
+    serializeInjectTouchControlMessage(
+        message: ScrcpyInjectTouchControlMessage,
+    ): Uint8Array {
+        return serializeInjectTouchControlMessage(message);
+    }
+
+    serializeBackOrScreenOnControlMessage(
+        message: ScrcpyBackOrScreenOnControlMessage,
+    ): Uint8Array | undefined {
+        return serializeBackOrScreenOnControlMessage(message);
+    }
+
+    serializeSetClipboardControlMessage(
+        message: ScrcpySetClipboardControlMessage,
+    ): Uint8Array | [Uint8Array, Promise<void>] {
+        return this.#ackClipboardHandler!.serializeSetClipboardControlMessage(
+            message,
+        );
+    }
+
+    createScrollController(): ScrcpyScrollController {
+        return createScrollController();
+    }
+}
+
+type Init_ = Init;
+
+export namespace ScrcpyOptions1_24 {
+    export type Init = Init_;
+}

libraries/scrcpy/src/1_25/impl/index.ts

@@ -0,0 +1,6 @@
+export * from "../../1_24/impl/index.js";
+export {
+    InjectScrollControlMessage,
+    ScrollController,
+    SignedFloat,
+} from "./scroll-controller.js";

libraries/scrcpy/src/1_25/impl/prev.ts

@@ -0,0 +1 @@
+export * as PrevImpl from "../../1_24/impl/index.js";

libraries/scrcpy/src/1_25/impl/scroll-controller.spec.ts

@@ -1,14 +1,14 @@
 import * as assert from "node:assert";
 import { describe, it } from "node:test";
 
-import { ScrcpyControlMessageType } from "../../control/index.js";
+import { ScrcpyControlMessageType } from "../../base/index.js";
 
-import { ScrcpyScrollController1_25, ScrcpySignedFloat } from "./scroll.js";
+import { ScrollController, SignedFloat } from "./scroll-controller.js";
 
-describe("ScrcpySignedFloat", () => {
+describe("SignedFloat", () => {
     it("should serialize", () => {
         const array = new Uint8Array(2);
-        ScrcpySignedFloat.serialize(-1, {
+        SignedFloat.serialize(-1, {
             buffer: array,
             index: 0,
             littleEndian: true,
@@ -18,14 +18,14 @@ describe("ScrcpySignedFloat", () => {
             -0x8000,
         );
 
-        ScrcpySignedFloat.serialize(0, {
+        SignedFloat.serialize(0, {
             buffer: array,
             index: 0,
             littleEndian: true,
         });
         assert.strictEqual(new DataView(array.buffer).getInt16(0, true), 0);
 
-        ScrcpySignedFloat.serialize(1, {
+        SignedFloat.serialize(1, {
             buffer: array,
             index: 0,
             littleEndian: true,
@@ -38,7 +38,7 @@ describe("ScrcpySignedFloat", () => {
 
     it("should clamp input values", () => {
         const array = new Uint8Array(2);
-        ScrcpySignedFloat.serialize(-2, {
+        SignedFloat.serialize(-2, {
             buffer: array,
             index: 0,
             littleEndian: true,
@@ -48,7 +48,7 @@ describe("ScrcpySignedFloat", () => {
             -0x8000,
         );
 
-        ScrcpySignedFloat.serialize(2, {
+        SignedFloat.serialize(2, {
             buffer: array,
             index: 0,
             littleEndian: true,
@@ -65,7 +65,7 @@ describe("ScrcpySignedFloat", () => {
 
         dataView.setInt16(0, -0x8000, true);
         assert.strictEqual(
-            ScrcpySignedFloat.deserialize({
+            SignedFloat.deserialize({
                 runtimeStruct: {} as never,
                 reader: { position: 0, readExactly: () => view },
                 littleEndian: true,
@@ -75,7 +75,7 @@ describe("ScrcpySignedFloat", () => {
 
         dataView.setInt16(0, 0, true);
         assert.strictEqual(
-            ScrcpySignedFloat.deserialize({
+            SignedFloat.deserialize({
                 runtimeStruct: {} as never,
                 reader: { position: 0, readExactly: () => view },
                 littleEndian: true,
@@ -85,7 +85,7 @@ describe("ScrcpySignedFloat", () => {
 
         dataView.setInt16(0, 0x7fff, true);
         assert.strictEqual(
-            ScrcpySignedFloat.deserialize({
+            SignedFloat.deserialize({
                 runtimeStruct: {} as never,
                 reader: { position: 0, readExactly: () => view },
                 littleEndian: true,
@@ -95,9 +95,9 @@ describe("ScrcpySignedFloat", () => {
     });
 });
 
-describe("ScrcpyScrollController1_25", () => {
+describe("ScrollController", () => {
     it("should return a message for each scroll event", () => {
-        const controller = new ScrcpyScrollController1_25();
+        const controller = new ScrollController();
         const message1 = controller.serializeScrollMessage({
             type: ScrcpyControlMessageType.InjectScroll,
             pointerX: 0,

libraries/scrcpy/src/1_25/impl/scroll-controller.ts

@@ -2,15 +2,16 @@ import { getInt16, setInt16 } from "@yume-chan/no-data-view";
 import type { Field, StructInit } from "@yume-chan/struct";
 import { bipedal, struct, u16, u32, u8 } from "@yume-chan/struct";
 
-import type { ScrcpyInjectScrollControlMessage } from "../../control/index.js";
+import type { ScrcpyScrollController } from "../../base/index.js";
-import type { ScrcpyScrollController } from "../1_16/index.js";
+import type { ScrcpyInjectScrollControlMessage } from "../../latest.js";
-import { clamp } from "../1_16/index.js";
 
-export const ScrcpySignedFloat: Field<number, never, never> = {
+import { PrevImpl } from "./prev.js";
+
+export const SignedFloat: Field<number, never, never> = {
     size: 2,
     serialize(value, { buffer, index, littleEndian }) {
         // https://github.com/Genymobile/scrcpy/blob/1f138aef41de651668043b32c4effc2d4adbfc44/app/src/util/binary.h#L51
-        value = clamp(value, -1, 1);
+        value = PrevImpl.clamp(value, -1, 1);
         value = value === 1 ? 0x7fff : value * 0x8000;
         setInt16(buffer, index, value, littleEndian);
     },
@@ -22,28 +23,28 @@ export const ScrcpySignedFloat: Field<number, never, never> = {
     }),
 };
 
-export const ScrcpyInjectScrollControlMessage1_25 = struct(
+export const InjectScrollControlMessage = struct(
     {
         type: u8,
         pointerX: u32,
         pointerY: u32,
         screenWidth: u16,
         screenHeight: u16,
-        scrollX: ScrcpySignedFloat,
+        scrollX: SignedFloat,
-        scrollY: ScrcpySignedFloat,
+        scrollY: SignedFloat,
         buttons: u32,
     },
     { littleEndian: false },
 );
 
-export type ScrcpyInjectScrollControlMessage1_25 = StructInit<
+export type InjectScrollControlMessage = StructInit<
-    typeof ScrcpyInjectScrollControlMessage1_25
+    typeof InjectScrollControlMessage
 >;
 
-export class ScrcpyScrollController1_25 implements ScrcpyScrollController {
+export class ScrollController implements ScrcpyScrollController {
     serializeScrollMessage(
         message: ScrcpyInjectScrollControlMessage,
     ): Uint8Array | undefined {
-        return ScrcpyInjectScrollControlMessage1_25.serialize(message);
+        return InjectScrollControlMessage.serialize(message);
     }
 }

libraries/scrcpy/src/1_25/index.ts

@@ -0,0 +1,2 @@
+export * as ScrcpyOptions1_25Impl from "./impl/index.js";
+export * from "./options.js";

libraries/scrcpy/src/1_25/options.ts

@@ -0,0 +1,149 @@
+import type { MaybePromiseLike } from "@yume-chan/async";
+import type { ReadableStream, TransformStream } from "@yume-chan/stream-extra";
+import type { AsyncExactReadable } from "@yume-chan/struct";
+
+import type {
+    ScrcpyControlMessageType,
+    ScrcpyDisplay,
+    ScrcpyEncoder,
+    ScrcpyMediaStreamPacket,
+    ScrcpyOptions,
+    ScrcpyScrollController,
+    ScrcpyVideoStream,
+} from "../base/index.js";
+import type {
+    ScrcpyBackOrScreenOnControlMessage,
+    ScrcpyInjectTouchControlMessage,
+    ScrcpySetClipboardControlMessage,
+} from "../latest.js";
+
+import type { Init } from "./impl/index.js";
+import {
+    AckClipboardHandler,
+    ClipboardStream,
+    ControlMessageTypes,
+    createMediaStreamTransformer,
+    createScrollController,
+    Defaults,
+    EncoderRegex,
+    parseDisplay,
+    parseEncoder,
+    parseVideoStreamMetadata,
+    serialize,
+    serializeBackOrScreenOnControlMessage,
+    serializeInjectTouchControlMessage,
+    setListDisplays,
+    setListEncoders,
+} from "./impl/index.js";
+
+export class ScrcpyOptions1_25 implements ScrcpyOptions<Init> {
+    readonly value: Required<Init>;
+
+    get controlMessageTypes(): readonly ScrcpyControlMessageType[] {
+        return ControlMessageTypes;
+    }
+
+    #clipboard: ClipboardStream | undefined;
+    get clipboard(): ReadableStream<string> | undefined {
+        return this.#clipboard;
+    }
+
+    #ackClipboardHandler: AckClipboardHandler | undefined;
+
+    constructor(init: Init) {
+        this.value = { ...Defaults, ...init };
+
+        if (this.value.control && this.value.clipboardAutosync) {
+            this.#clipboard = new ClipboardStream();
+            this.#ackClipboardHandler = new AckClipboardHandler();
+        }
+    }
+
+    serialize(): string[] {
+        return serialize(this.value, Defaults);
+    }
+
+    setListDisplays(): void {
+        setListDisplays(this.value);
+    }
+
+    parseDisplay(line: string): ScrcpyDisplay | undefined {
+        return parseDisplay(line);
+    }
+
+    setListEncoders() {
+        setListEncoders(this.value);
+    }
+
+    parseEncoder(line: string): ScrcpyEncoder | undefined {
+        return parseEncoder(line, EncoderRegex);
+    }
+
+    parseVideoStreamMetadata(
+        stream: ReadableStream<Uint8Array>,
+    ): MaybePromiseLike<ScrcpyVideoStream> {
+        return parseVideoStreamMetadata(this.value, stream);
+    }
+
+    async parseDeviceMessage(
+        id: number,
+        stream: AsyncExactReadable,
+    ): Promise<void> {
+        if (await this.#clipboard?.parse(id, stream)) {
+            return;
+        }
+
+        if (await this.#ackClipboardHandler?.parse(id, stream)) {
+            return;
+        }
+
+        throw new Error("Unknown device message");
+    }
+
+    endDeviceMessageStream(e?: unknown): void {
+        if (e) {
+            this.#clipboard?.error(e);
+            this.#ackClipboardHandler?.error(e);
+        } else {
+            this.#clipboard?.close();
+            this.#ackClipboardHandler?.close();
+        }
+    }
+
+    createMediaStreamTransformer(): TransformStream<
+        Uint8Array,
+        ScrcpyMediaStreamPacket
+    > {
+        return createMediaStreamTransformer(this.value);
+    }
+
+    serializeInjectTouchControlMessage(
+        message: ScrcpyInjectTouchControlMessage,
+    ): Uint8Array {
+        return serializeInjectTouchControlMessage(message);
+    }
+
+    serializeBackOrScreenOnControlMessage(
+        message: ScrcpyBackOrScreenOnControlMessage,
+    ): Uint8Array | undefined {
+        return serializeBackOrScreenOnControlMessage(message);
+    }
+
+    serializeSetClipboardControlMessage(
+        message: ScrcpySetClipboardControlMessage,
+    ): Uint8Array | [Uint8Array, Promise<void>] {
+        return this.#ackClipboardHandler!.serializeSetClipboardControlMessage(
+            message,
+        );
+    }
+
+    createScrollController(): ScrcpyScrollController {
+        return createScrollController();
+    }
+}
+
+type Init_ = Init;
+
+export namespace ScrcpyOptions1_25 {
+    export type Init = Init_;
+}

libraries/scrcpy/src/2_0/impl/defaults.ts

@@ -0,0 +1,24 @@
+import type { Init } from "./init.js";
+import { InstanceId } from "./init.js";
+import { PrevImpl } from "./prev.js";
+
+export const Defaults = /* #__PURE__ */ (() =>
+    ({
+        ...PrevImpl.Defaults,
+        scid: InstanceId.NONE,
+
+        videoCodec: "h264",
+        videoBitRate: 8000000,
+        videoCodecOptions: PrevImpl.CodecOptions.Empty,
+        videoEncoder: undefined,
+
+        audio: true,
+        audioCodec: "opus",
+        audioBitRate: 128000,
+        audioCodecOptions: PrevImpl.CodecOptions.Empty,
+        audioEncoder: undefined,
+
+        listEncoders: false,
+        listDisplays: false,
+        sendCodecMeta: true,
+    }) as const satisfies Required<Init>)();

libraries/scrcpy/src/2_0/impl/index.ts

@@ -0,0 +1,12 @@
+export * from "../../1_25/impl/index.js";
+export { Defaults } from "./defaults.js";
+export { InstanceId, type Init } from "./init.js";
+export {
+    InjectTouchControlMessage,
+    serializeInjectTouchControlMessage,
+} from "./inject-touch.js";
+export * from "./parse-audio-stream-metadata.js";
+export { parseEncoder } from "./parse-encoder.js";
+export { parseVideoStreamMetadata } from "./parse-video-stream-metadata.js";
+export { setListDisplays } from "./set-list-display.js";
+export { setListEncoders } from "./set-list-encoder.js";

libraries/scrcpy/src/2_0/impl/init.ts

@@ -0,0 +1,45 @@
+import type { ScrcpyOptionValue } from "../../base/index.js";
+
+import type { PrevImpl } from "./prev.js";
+
+export class InstanceId implements ScrcpyOptionValue {
+    static readonly NONE = /* #__PURE__ */ new InstanceId(-1);
+
+    static random(): InstanceId {
+        // A random 31-bit unsigned integer
+        return new InstanceId((Math.random() * 0x80000000) | 0);
+    }
+
+    value: number;
+
+    constructor(value: number) {
+        this.value = value;
+    }
+
+    toOptionValue(): string | undefined {
+        if (this.value < 0) {
+            return undefined;
+        }
+        return this.value.toString(16);
+    }
+}
+
+export interface Init
+    extends Omit<PrevImpl.Init, "bitRate" | "codecOptions" | "encoderName"> {
+    scid?: InstanceId;
+
+    videoCodec?: "h264" | "h265" | "av1";
+    videoBitRate?: number;
+    videoCodecOptions?: PrevImpl.CodecOptions;
+    videoEncoder?: string | undefined;
+
+    audio?: boolean;
+    audioCodec?: "raw" | "opus" | "aac";
+    audioBitRate?: number;
+    audioCodecOptions?: PrevImpl.CodecOptions;
+    audioEncoder?: string | undefined;
+
+    listEncoders?: boolean;
+    listDisplays?: boolean;
+    sendCodecMeta?: boolean;
+}

libraries/scrcpy/src/2_0/impl/inject-touch.ts

@@ -0,0 +1,33 @@
+import type { StructInit } from "@yume-chan/struct";
+import { struct, u16, u32, u64, u8 } from "@yume-chan/struct";
+
+import type { AndroidMotionEventAction } from "../../android/motion-event.js";
+import type { ScrcpyInjectTouchControlMessage } from "../../latest.js";
+
+import { PrevImpl } from "./prev.js";
+
+export const InjectTouchControlMessage = struct(
+    {
+        type: u8,
+        action: u8<AndroidMotionEventAction>(),
+        pointerId: u64,
+        pointerX: u32,
+        pointerY: u32,
+        screenWidth: u16,
+        screenHeight: u16,
+        pressure: PrevImpl.UnsignedFloat,
+        actionButton: u32,
+        buttons: u32,
+    },
+    { littleEndian: false },
+);
+
+export type InjectTouchControlMessage = StructInit<
+    typeof InjectTouchControlMessage
+>;
+
+export function serializeInjectTouchControlMessage(
+    message: ScrcpyInjectTouchControlMessage,
+): Uint8Array {
+    return InjectTouchControlMessage.serialize(message);
+}

libraries/scrcpy/src/2_0/impl/parse-audio-stream-metadata.ts

@@ -0,0 +1,99 @@
+import { getUint32BigEndian } from "@yume-chan/no-data-view";
+import type { ReadableStream } from "@yume-chan/stream-extra";
+import {
+    BufferedReadableStream,
+    PushReadableStream,
+} from "@yume-chan/stream-extra";
+
+import type { Init } from "../../2_3/impl/init.js";
+import type { ScrcpyAudioStreamMetadata } from "../../base/index.js";
+import { ScrcpyAudioCodec } from "../../base/index.js";
+
+export async function parseAudioStreamMetadata(
+    stream: ReadableStream<Uint8Array>,
+    options: Pick<Required<Init>, "sendCodecMeta" | "audioCodec">,
+): Promise<ScrcpyAudioStreamMetadata> {
+    const buffered = new BufferedReadableStream(stream);
+
+    const buffer = await buffered.readExactly(4);
+    // Treat it as a 32-bit number for simpler comparisons
+    const codecMetadataValue = getUint32BigEndian(buffer, 0);
+    // Server will send `0x00_00_00_00` and `0x00_00_00_01` even if `sendCodecMeta` is false
+    switch (codecMetadataValue) {
+        case 0x00_00_00_00:
+            return {
+                type: "disabled",
+            };
+        case 0x00_00_00_01:
+            return {
+                type: "errored",
+            };
+    }
+
+    if (options.sendCodecMeta) {
+        let codec: ScrcpyAudioCodec;
+        switch (codecMetadataValue) {
+            case ScrcpyAudioCodec.Raw.metadataValue:
+                codec = ScrcpyAudioCodec.Raw;
+                break;
+            case ScrcpyAudioCodec.Opus.metadataValue:
+                codec = ScrcpyAudioCodec.Opus;
+                break;
+            case ScrcpyAudioCodec.Aac.metadataValue:
+                codec = ScrcpyAudioCodec.Aac;
+                break;
+            case ScrcpyAudioCodec.Flac.metadataValue:
+                codec = ScrcpyAudioCodec.Flac;
+                break;
+            default:
+                throw new Error(
+                    `Unknown audio codec metadata value: ${codecMetadataValue}`,
+                );
+        }
+        return {
+            type: "success",
+            codec,
+            stream: buffered.release(),
+        };
+    }
+
+    // Infer codec from `audioCodec` option
+    let codec: ScrcpyAudioCodec;
+    switch (options.audioCodec as string) {
+        case "raw":
+            codec = ScrcpyAudioCodec.Raw;
+            break;
+        case "opus":
+            codec = ScrcpyAudioCodec.Opus;
+            break;
+        case "aac":
+            codec = ScrcpyAudioCodec.Aac;
+            break;
+        case "flac":
+            codec = ScrcpyAudioCodec.Flac;
+            break;
+        default:
+            throw new Error(
+                `Unknown audio codec metadata value: ${codecMetadataValue}`,
+            );
+    }
+
+    return {
+        type: "success",
+        codec,
+        stream: new PushReadableStream<Uint8Array>(async (controller) => {
+            // Put the first 4 bytes back
+            await controller.enqueue(buffer);
+
+            const stream = buffered.release();
+            const reader = stream.getReader();
+            while (true) {
+                const { done, value } = await reader.read();
+                if (done) {
+                    break;
+                }
+                await controller.enqueue(value);
+            }
+        }),
+    };
+}

libraries/scrcpy/src/2_0/impl/parse-display.ts

@@ -0,0 +1,15 @@
+import type { ScrcpyDisplay } from "../../base/index.js";
+
+export function parseDisplay(line: string): ScrcpyDisplay | undefined {
+    const match = line.match(/^\s+--display=(\d+)\s+\(([^)]+)\)$/);
+    if (match) {
+        const display: ScrcpyDisplay = {
+            id: Number.parseInt(match[1]!, 10),
+        };
+        if (match[2] !== "size unknown") {
+            display.resolution = match[2]!;
+        }
+        return display;
+    }
+    return undefined;
+}