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Group call experiment

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This commit is contained in:
Ali
2022-02-18 20:13:43 +04:00
parent 738dbd2b7c
commit fabc273e16
8 changed files with 218 additions and 30 deletions
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65
submodules/TelegramVoip/Sources/GroupCallContext.swift
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@@ -42,19 +42,29 @@ private final class NetworkBroadcastPartSource: BroadcastPartSource {
private let engine: TelegramEngine
private let callId: Int64
private let accessHash: Int64
private let isExternalStream: Bool
private var dataSource: AudioBroadcastDataSource?
init(queue: Queue, engine: TelegramEngine, callId: Int64, accessHash: Int64) {
init(queue: Queue, engine: TelegramEngine, callId: Int64, accessHash: Int64, isExternalStream: Bool) {
self.queue = queue
self.engine = engine
self.callId = callId
self.accessHash = accessHash
self.isExternalStream = isExternalStream
}
func requestTime(completion: @escaping (Int64) -> Void) -> Disposable {
return engine.calls.serverTime().start(next: { result in
completion(result)
})
if self.isExternalStream {
return self.engine.calls.requestStreamState(callId: self.callId, accessHash: self.accessHash).start(next: { result in
if let channel = result?.channels.first {
completion(channel.latestTimestamp)
}
})
} else {
return self.engine.calls.serverTime().start(next: { result in
completion(result)
})
}
}
func requestPart(timestampMilliseconds: Int64, durationMilliseconds: Int64, subject: BroadcastPartSubject, completion: @escaping (OngoingGroupCallBroadcastPart) -> Void, rejoinNeeded: @escaping () -> Void) -> Disposable {
@@ -146,11 +156,13 @@ public final class OngoingGroupCallContext {
public var engine: TelegramEngine
public var callId: Int64
public var accessHash: Int64
public var isExternalStream: Bool
public init(engine: TelegramEngine, callId: Int64, accessHash: Int64) {
public init(engine: TelegramEngine, callId: Int64, accessHash: Int64, isExternalStream: Bool) {
self.engine = engine
self.callId = callId
self.accessHash = accessHash
self.isExternalStream = isExternalStream
}
}
@@ -361,21 +373,14 @@ public final class OngoingGroupCallContext {
private var currentRequestedVideoChannels: [VideoChannel] = []
private var broadcastPartsSource: BroadcastPartSource?
private let broadcastPartsSource = Atomic<BroadcastPartSource?>(value: nil)
init(queue: Queue, inputDeviceId: String, outputDeviceId: String, video: OngoingCallVideoCapturer?, requestMediaChannelDescriptions: @escaping (Set<UInt32>, @escaping ([MediaChannelDescription]) -> Void) -> Disposable, audioStreamData: AudioStreamData?, rejoinNeeded: @escaping () -> Void, outgoingAudioBitrateKbit: Int32?, videoContentType: VideoContentType, enableNoiseSuppression: Bool, preferX264: Bool) {
init(queue: Queue, inputDeviceId: String, outputDeviceId: String, video: OngoingCallVideoCapturer?, requestMediaChannelDescriptions: @escaping (Set<UInt32>, @escaping ([MediaChannelDescription]) -> Void) -> Disposable, rejoinNeeded: @escaping () -> Void, outgoingAudioBitrateKbit: Int32?, videoContentType: VideoContentType, enableNoiseSuppression: Bool, preferX264: Bool) {
self.queue = queue
var networkStateUpdatedImpl: ((GroupCallNetworkState) -> Void)?
var audioLevelsUpdatedImpl: (([NSNumber]) -> Void)?
if let audioStreamData = audioStreamData {
let broadcastPartsSource = NetworkBroadcastPartSource(queue: queue, engine: audioStreamData.engine, callId: audioStreamData.callId, accessHash: audioStreamData.accessHash)
self.broadcastPartsSource = broadcastPartsSource
}
let broadcastPartsSource = self.broadcastPartsSource
let _videoContentType: OngoingGroupCallVideoContentType
switch videoContentType {
case .generic:
@@ -385,6 +390,8 @@ public final class OngoingGroupCallContext {
case .none:
_videoContentType = .none
}
var getBroadcastPartsSource: (() -> BroadcastPartSource?)?
self.context = GroupCallThreadLocalContext(
queue: ContextQueueImpl(queue: queue),
@@ -433,7 +440,7 @@ public final class OngoingGroupCallContext {
let disposable = MetaDisposable()
queue.async {
disposable.set(broadcastPartsSource?.requestTime(completion: completion))
disposable.set(getBroadcastPartsSource?()?.requestTime(completion: completion))
}
return OngoingGroupCallBroadcastPartTaskImpl(disposable: disposable)
@@ -442,7 +449,7 @@ public final class OngoingGroupCallContext {
let disposable = MetaDisposable()
queue.async {
disposable.set(broadcastPartsSource?.requestPart(timestampMilliseconds: timestampMilliseconds, durationMilliseconds: durationMilliseconds, subject: .audio, completion: completion, rejoinNeeded: {
disposable.set(getBroadcastPartsSource?()?.requestPart(timestampMilliseconds: timestampMilliseconds, durationMilliseconds: durationMilliseconds, subject: .audio, completion: completion, rejoinNeeded: {
rejoinNeeded()
}))
}
@@ -464,7 +471,7 @@ public final class OngoingGroupCallContext {
@unknown default:
mappedQuality = .thumbnail
}
disposable.set(broadcastPartsSource?.requestPart(timestampMilliseconds: timestampMilliseconds, durationMilliseconds: durationMilliseconds, subject: .video(channelId: channelId, quality: mappedQuality), completion: completion, rejoinNeeded: {
disposable.set(getBroadcastPartsSource?()?.requestPart(timestampMilliseconds: timestampMilliseconds, durationMilliseconds: durationMilliseconds, subject: .video(channelId: channelId, quality: mappedQuality), completion: completion, rejoinNeeded: {
rejoinNeeded()
}))
}
@@ -479,6 +486,11 @@ public final class OngoingGroupCallContext {
let queue = self.queue
let broadcastPartsSource = self.broadcastPartsSource
getBroadcastPartsSource = {
return broadcastPartsSource.with { $0 }
}
networkStateUpdatedImpl = { [weak self] state in
queue.async {
guard let strongSelf = self else {
@@ -525,6 +537,13 @@ public final class OngoingGroupCallContext {
self.context.setJoinResponsePayload(payload)
}
func setAudioStreamData(audioStreamData: AudioStreamData?) {
if let audioStreamData = audioStreamData {
let broadcastPartsSource = NetworkBroadcastPartSource(queue: self.queue, engine: audioStreamData.engine, callId: audioStreamData.callId, accessHash: audioStreamData.accessHash, isExternalStream: audioStreamData.isExternalStream)
let _ = self.broadcastPartsSource.swap(broadcastPartsSource)
}
}
func addSsrcs(ssrcs: [UInt32]) {
}
@@ -874,10 +893,10 @@ public final class OngoingGroupCallContext {
}
}
public init(inputDeviceId: String = "", outputDeviceId: String = "", video: OngoingCallVideoCapturer?, requestMediaChannelDescriptions: @escaping (Set<UInt32>, @escaping ([MediaChannelDescription]) -> Void) -> Disposable, audioStreamData: AudioStreamData?, rejoinNeeded: @escaping () -> Void, outgoingAudioBitrateKbit: Int32?, videoContentType: VideoContentType, enableNoiseSuppression: Bool, preferX264: Bool) {
public init(inputDeviceId: String = "", outputDeviceId: String = "", video: OngoingCallVideoCapturer?, requestMediaChannelDescriptions: @escaping (Set<UInt32>, @escaping ([MediaChannelDescription]) -> Void) -> Disposable, rejoinNeeded: @escaping () -> Void, outgoingAudioBitrateKbit: Int32?, videoContentType: VideoContentType, enableNoiseSuppression: Bool, preferX264: Bool) {
let queue = self.queue
self.impl = QueueLocalObject(queue: queue, generate: {
return Impl(queue: queue, inputDeviceId: inputDeviceId, outputDeviceId: outputDeviceId, video: video, requestMediaChannelDescriptions: requestMediaChannelDescriptions, audioStreamData: audioStreamData, rejoinNeeded: rejoinNeeded, outgoingAudioBitrateKbit: outgoingAudioBitrateKbit, videoContentType: videoContentType, enableNoiseSuppression: enableNoiseSuppression, preferX264: preferX264)
return Impl(queue: queue, inputDeviceId: inputDeviceId, outputDeviceId: outputDeviceId, video: video, requestMediaChannelDescriptions: requestMediaChannelDescriptions, rejoinNeeded: rejoinNeeded, outgoingAudioBitrateKbit: outgoingAudioBitrateKbit, videoContentType: videoContentType, enableNoiseSuppression: enableNoiseSuppression, preferX264: preferX264)
})
}
@@ -916,17 +935,25 @@ public final class OngoingGroupCallContext {
impl.switchAudioInput(deviceId)
}
}
public func switchAudioOutput(_ deviceId: String) {
self.impl.with { impl in
impl.switchAudioOutput(deviceId)
}
}
public func setJoinResponse(payload: String) {
self.impl.with { impl in
impl.setJoinResponse(payload: payload)
}
}
public func setAudioStreamData(audioStreamData: AudioStreamData?) {
self.impl.with { impl in
impl.setAudioStreamData(audioStreamData: audioStreamData)
}
}
public func addSsrcs(ssrcs: [UInt32]) {
self.impl.with { impl in
impl.addSsrcs(ssrcs: ssrcs)