屏幕共享

let screenTrack = srtc.createLocalScreenTrack(preset: .h1080p)
try await screenTrack.startCapture()
try await channel.publishLocalTrack(screenTrack)

import SRTC

@available(macOS 12.3, *)
func startScreenShare(srtc: SRTC, channel: Channel) async throws {
    let displays = try await ScreenCaptureSources.availableDisplays()
    let windows = try await ScreenCaptureSources.availableWindows()

    // 业务层自行展示选择 UI，这里以第一块显示器为例
    let selectedSource = displays.first

    let screenTrack = srtc.createLocalScreenTrack(
        source: selectedSource,
        preset: .h1080p
    )
    try await screenTrack.startCapture()
    try await channel.publishLocalTrack(screenTrack)
}

let screenTrack = srtc.createLocalScreenTrack(
    source: selectedSource,
    preset: .h1080p,
    audioPreset: .default
)

try await screenTrack.startCapture()
try await channel.publishLocalTrack(screenTrack)

let screenTrack = srtc.createLocalScreenTrack(preset: .h1080p)
try await screenTrack.startCapture()
try await channel.publishLocalTrack(screenTrack)

try await channel.unpublishLocalTrack(screenTrack)
try await screenTrack.stopCapture()