@yume-chan/scrcpy
Version:
TypeScript implementation of Scrcpy client.
35 lines • 1.42 kB
JavaScript
import { getUint16, setUint16 } from "@yume-chan/no-data-view";
import { field, struct, u16, u32, u64, u8 } from "@yume-chan/struct";
import { clamp } from "../../utils/index.js";
export const UnsignedFloat = field(2, "byob", (source, { buffer, index, littleEndian }) => {
// https://github.com/Genymobile/scrcpy/blob/1f138aef41de651668043b32c4effc2d4adbfc44/app/src/util/binary.h#L51
source = clamp(source, -1, 1);
source = source === 1 ? 0xffff : source * 0x10000;
setUint16(buffer, index, source, littleEndian);
}, function* (then, reader, { littleEndian }) {
const data = yield* then(reader.readExactly(2));
const value = getUint16(data, 0, littleEndian);
// https://github.com/Genymobile/scrcpy/blob/1f138aef41de651668043b32c4effc2d4adbfc44/server/src/main/java/com/genymobile/scrcpy/Binary.java#L22
return value === 0xffff ? 1 : value / 0x10000;
});
export const PointerId = {
Mouse: -1n,
Finger: -2n,
VirtualMouse: -3n,
VirtualFinger: -4n,
};
export const InjectTouchControlMessage = struct({
type: u8,
action: u8(),
pointerId: u64,
pointerX: u32,
pointerY: u32,
videoWidth: u16,
videoHeight: u16,
pressure: UnsignedFloat,
buttons: u32,
}, { littleEndian: false });
export function serializeInjectTouchControlMessage(message) {
return InjectTouchControlMessage.serialize(message);
}
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