src/frame_streams/sdl/sdl_video_frame_stream2.cpp

@@ -54,8 +54,8 @@ std::shared_ptr<FrameStream2I<SDLVideoFrame>> SDLVideo2InputDevice::subscribe(vo
 			return nullptr;
 		}
 
-		//auto device = devices[0];
-		auto device = devices[devcount-1];
+		auto device = devices[0];
+		//auto device = devices[devcount-1];
 
 		SDL_CameraSpec spec {
 			// FORCE a different pixel format

src/tox_av.cpp

@@ -80,17 +80,6 @@ uint32_t ToxAVI::toxavIterationInterval(void) const {
 
 void ToxAVI::toxavIterate(void) {
 	toxav_iterate(_tox_av);
-
-	dispatch(
-		ToxAV_Event::iterate_audio,
-		Events::IterateAudio{
-		}
-	);
-	dispatch(
-		ToxAV_Event::iterate_video,
-		Events::IterateVideo{
-		}
-	);
 }
 
 uint32_t ToxAVI::toxavAudioIterationInterval(void) const {
@@ -99,12 +88,6 @@ uint32_t ToxAVI::toxavAudioIterationInterval(void) const {
 
 void ToxAVI::toxavAudioIterate(void) {
 	toxav_audio_iterate(_tox_av);
-
-	dispatch(
-		ToxAV_Event::iterate_audio,
-		Events::IterateAudio{
-		}
-	);
 }
 
 uint32_t ToxAVI::toxavVideoIterationInterval(void) const {
@@ -113,12 +96,6 @@ uint32_t ToxAVI::toxavVideoIterationInterval(void) const {
 
 void ToxAVI::toxavVideoIterate(void) {
 	toxav_video_iterate(_tox_av);
-
-	dispatch(
-		ToxAV_Event::iterate_video,
-		Events::IterateVideo{
-		}
-	);
 }
 
 Toxav_Err_Call ToxAVI::toxavCall(uint32_t friend_number, uint32_t audio_bit_rate, uint32_t video_bit_rate) {

src/tox_av.hpp

@@ -55,16 +55,6 @@ namespace /*toxav*/ Events {
 		int32_t vstride;
 	};
 
-	// event fired on a/av thread every iterate
-	struct IterateAudio {
-		//float time_delta;
-	};
-
-	// event fired on v/av thread every iterate
-	struct IterateVideo {
-		//float time_delta;
-	};
-
 } // Event
 
 enum class ToxAV_Event : uint32_t {
@@ -75,9 +65,6 @@ enum class ToxAV_Event : uint32_t {
 	friend_audio_frame,
 	friend_video_frame,
 
-	iterate_audio,
-	iterate_video,
-
 	MAX
 };
 
@@ -92,15 +79,11 @@ struct ToxAVEventI {
 	virtual bool onEvent(const Events::FriendVideoBitrate&) { return false; }
 	virtual bool onEvent(const Events::FriendAudioFrame&) { return false; }
 	virtual bool onEvent(const Events::FriendVideoFrame&) { return false; }
-	virtual bool onEvent(const Events::IterateAudio&) { return false; }
-	virtual bool onEvent(const Events::IterateVideo&) { return false; }
 };
 using ToxAVEventProviderI = EventProviderI<ToxAVEventI>;
 
 // TODO: seperate out implementation from interface
 struct ToxAVI : public ToxAVEventProviderI {
-	// tox and toxav internally are mutex protected
-	// BUT only if "experimental_thread_safety" is enabled
 	Tox* _tox = nullptr;
 	ToxAV* _tox_av = nullptr;
 

src/tox_av_voip_model.cpp

@@ -185,8 +185,7 @@ void ToxAVVoIPModel::addAudioSink(ObjectHandle session, uint32_t friend_number)
 	ObjectHandle outgoing_audio {_os.registry(), _os.registry().create()};
 
 	auto new_asink = std::make_unique<ToxAVCallAudioSink>(_av, friend_number);
-	auto* new_asink_ptr = new_asink.get();
-	outgoing_audio.emplace<ToxAVCallAudioSink*>(new_asink_ptr);
+	outgoing_audio.emplace<ToxAVCallAudioSink*>(new_asink.get());
 	outgoing_audio.emplace<Components::FrameStream2Sink<AudioFrame2>>(std::move(new_asink));
 	outgoing_audio.emplace<Components::StreamSink>(Components::StreamSink::create<AudioFrame2>("ToxAV Friend Call Outgoing Audio"));
 
@@ -202,9 +201,6 @@ void ToxAVVoIPModel::addAudioSink(ObjectHandle session, uint32_t friend_number)
 	// TODO: tie session to stream
 
 	_os.throwEventConstruct(outgoing_audio);
-
-	std::lock_guard lg{_audio_sinks_mutex};
-	_audio_sinks.push_back(new_asink_ptr);
 }
 
 void ToxAVVoIPModel::addVideoSource(ObjectHandle session, uint32_t friend_number) {
@@ -238,8 +234,7 @@ void ToxAVVoIPModel::addVideoSink(ObjectHandle session, uint32_t friend_number)
 	ObjectHandle outgoing_video {_os.registry(), _os.registry().create()};
 
 	auto new_vsink = std::make_unique<ToxAVCallVideoSink>(_av, friend_number);
-	auto* new_vsink_ptr = new_vsink.get();
-	outgoing_video.emplace<ToxAVCallVideoSink*>(new_vsink_ptr);
+	outgoing_video.emplace<ToxAVCallVideoSink*>(new_vsink.get());
 	outgoing_video.emplace<Components::FrameStream2Sink<SDLVideoFrame>>(std::move(new_vsink));
 	outgoing_video.emplace<Components::StreamSink>(Components::StreamSink::create<SDLVideoFrame>("ToxAV Friend Call Outgoing Video"));
 
@@ -255,9 +250,6 @@ void ToxAVVoIPModel::addVideoSink(ObjectHandle session, uint32_t friend_number)
 	// TODO: tie session to stream
 
 	_os.throwEventConstruct(outgoing_video);
-
-	std::lock_guard lg{_video_sinks_mutex};
-	_video_sinks.push_back(new_vsink_ptr);
 }
 
 void ToxAVVoIPModel::destroySession(ObjectHandle session) {
@@ -290,20 +282,6 @@ void ToxAVVoIPModel::destroySession(ObjectHandle session) {
 			_video_sources.erase(it_vsrc);
 		}
 	}
-	if (session.all_of<ToxAVCallAudioSink*>()) {
-		std::lock_guard lg{_audio_sinks_mutex};
-		auto it = std::find(_audio_sinks.cbegin(), _audio_sinks.cend(), session.get<ToxAVCallAudioSink*>());
-		if (it != _audio_sinks.cend()) {
-			_audio_sinks.erase(it);
-		}
-	}
-	if (session.all_of<ToxAVCallVideoSink*>()) {
-		std::lock_guard lg{_video_sinks_mutex};
-		auto it = std::find(_video_sinks.cbegin(), _video_sinks.cend(), session.get<ToxAVCallVideoSink*>());
-		if (it != _video_sinks.cend()) {
-			_video_sinks.erase(it);
-		}
-	}
 
 	// destory sources
 	if (auto* ss = session.try_get<Components::VoIP::StreamSources>(); ss != nullptr) {
@@ -328,10 +306,34 @@ void ToxAVVoIPModel::destroySession(ObjectHandle session) {
 	_os.registry().destroy(session);
 }
 
-void ToxAVVoIPModel::audio_thread_tick(void) {
-	//for (const auto& [oc, asink] : _os.registry().view<ToxAVCallAudioSink*>().each()) {
-	std::lock_guard lg{_audio_sinks_mutex};
-	for (const auto& asink : _audio_sinks) {
+ToxAVVoIPModel::ToxAVVoIPModel(ObjectStore2& os, ToxAVI& av, Contact3Registry& cr, ToxContactModel2& tcm) :
+	_os(os), _av(av), _cr(cr), _tcm(tcm)
+{
+	_av.subscribe(this, ToxAV_Event::friend_call);
+	_av.subscribe(this, ToxAV_Event::friend_call_state);
+	_av.subscribe(this, ToxAV_Event::friend_audio_bitrate);
+	_av.subscribe(this, ToxAV_Event::friend_video_bitrate);
+	_av.subscribe(this, ToxAV_Event::friend_audio_frame);
+	_av.subscribe(this, ToxAV_Event::friend_video_frame);
+
+	// attach to all tox friend contacts
+
+	for (const auto& [cv, _] : _cr.view<Contact::Components::ToxFriendPersistent>().each()) {
+		_cr.emplace<VoIPModelI*>(cv, this);
+	}
+	// TODO: events
+}
+
+ToxAVVoIPModel::~ToxAVVoIPModel(void) {
+	for (const auto& [ov, voipmodel] : _os.registry().view<VoIPModelI*>().each()) {
+		if (voipmodel == this) {
+			destroySession(_os.objectHandle(ov));
+		}
+	}
+}
+
+void ToxAVVoIPModel::tick(void) {
+	for (const auto& [oc, asink] : _os.registry().view<ToxAVCallAudioSink*>().each()) {
 		if (!asink->_writer) {
 			continue;
 		}
@@ -364,12 +366,8 @@ void ToxAVVoIPModel::audio_thread_tick(void) {
 			}
 		}
 	}
-}
 
-void ToxAVVoIPModel::video_thread_tick(void) {
-	//for (const auto& [oc, vsink] : _os.registry().view<ToxAVCallVideoSink*>().each()) {
-	std::lock_guard lg{_video_sinks_mutex};
-	for (const auto& vsink : _video_sinks) {
+	for (const auto& [oc, vsink] : _os.registry().view<ToxAVCallVideoSink*>().each()) {
 		if (!vsink->_writer) {
 			continue;
 		}
@@ -403,134 +401,6 @@ void ToxAVVoIPModel::video_thread_tick(void) {
 	}
 }
 
-void ToxAVVoIPModel::handleEvent(const Events::FriendCall& e) {
-	// new incoming call, create voip session, ready to be accepted
-	// (or rejected...)
-
-	const auto session_contact = _tcm.getContactFriend(e.friend_number);
-	if (!_cr.valid(session_contact)) {
-		return;
-	}
-
-	ObjectHandle new_session {_os.registry(), _os.registry().create()};
-
-	new_session.emplace<VoIPModelI*>(this);
-	new_session.emplace<Components::VoIP::TagVoIPSession>(); // ??
-	new_session.emplace<Components::VoIP::Incoming>(session_contact); // in 1on1 its always the same contact, might leave blank
-	new_session.emplace<Components::VoIP::SessionContact>(session_contact);
-	new_session.emplace<Components::VoIP::SessionState>().state = Components::VoIP::SessionState::State::RINGING;
-	new_session.emplace<Components::ToxAVIncomingAV>(e.audio_enabled, e.video_enabled);
-
-	_os.throwEventConstruct(new_session);
-}
-
-void ToxAVVoIPModel::handleEvent(const Events::FriendCallState& e) {
-	const auto session_contact = _tcm.getContactFriend(e.friend_number);
-	if (!_cr.valid(session_contact)) {
-		return;
-	}
-
-	ToxAVFriendCallState s{e.state};
-
-	// find session(s?)
-	// TODO: keep lookup table
-	for (const auto& [ov, voipmodel] : _os.registry().view<VoIPModelI*>().each()) {
-		if (voipmodel == this) {
-			auto o = _os.objectHandle(ov);
-
-			if (!o.all_of<Components::VoIP::SessionContact>()) {
-				continue;
-			}
-			if (session_contact != o.get<Components::VoIP::SessionContact>().c) {
-				continue;
-			}
-
-			if (s.is_error() || s.is_finished()) {
-				// destroy call
-				destroySession(o);
-			} else {
-				// remote accepted our call, or av send/recv conditions changed?
-				o.get<Components::VoIP::SessionState>().state = Components::VoIP::SessionState::State::CONNECTED; // set to in call ??
-
-				if (s.is_accepting_a() && !o.all_of<Components::ToxAVAudioSink>()) {
-					addAudioSink(o, e.friend_number);
-				} else if (!s.is_accepting_a() && o.all_of<Components::ToxAVAudioSink>()) {
-					// remove asink?
-				}
-
-				// video
-				if (s.is_accepting_v() && !o.all_of<Components::ToxAVVideoSink>()) {
-					addVideoSink(o, e.friend_number);
-				} else if (!s.is_accepting_v() && o.all_of<Components::ToxAVVideoSink>()) {
-					// remove vsink?
-				}
-
-				// add/update sources
-				// audio
-				if (s.is_sending_a() && !o.all_of<Components::ToxAVAudioSource>()) {
-					addAudioSource(o, e.friend_number);
-				} else if (!s.is_sending_a() && o.all_of<Components::ToxAVAudioSource>()) {
-					// remove asrc?
-				}
-
-				// video
-				if (s.is_sending_v() && !o.all_of<Components::ToxAVVideoSource>()) {
-					addVideoSource(o, e.friend_number);
-				} else if (!s.is_sending_v() && o.all_of<Components::ToxAVVideoSource>()) {
-					// remove vsrc?
-				}
-			}
-		}
-	}
-}
-
-ToxAVVoIPModel::ToxAVVoIPModel(ObjectStore2& os, ToxAVI& av, Contact3Registry& cr, ToxContactModel2& tcm) :
-	_os(os), _av(av), _cr(cr), _tcm(tcm)
-{
-	_av.subscribe(this, ToxAV_Event::friend_call);
-	_av.subscribe(this, ToxAV_Event::friend_call_state);
-	_av.subscribe(this, ToxAV_Event::friend_audio_bitrate);
-	_av.subscribe(this, ToxAV_Event::friend_video_bitrate);
-	_av.subscribe(this, ToxAV_Event::friend_audio_frame);
-	_av.subscribe(this, ToxAV_Event::friend_video_frame);
-	_av.subscribe(this, ToxAV_Event::iterate_audio);
-	_av.subscribe(this, ToxAV_Event::iterate_video);
-
-	// attach to all tox friend contacts
-
-	for (const auto& [cv, _] : _cr.view<Contact::Components::ToxFriendPersistent>().each()) {
-		_cr.emplace<VoIPModelI*>(cv, this);
-	}
-	// TODO: events
-}
-
-ToxAVVoIPModel::~ToxAVVoIPModel(void) {
-	for (const auto& [ov, voipmodel] : _os.registry().view<VoIPModelI*>().each()) {
-		if (voipmodel == this) {
-			destroySession(_os.objectHandle(ov));
-		}
-	}
-}
-
-void ToxAVVoIPModel::tick(void) {
-	std::lock_guard lg{_e_queue_mutex};
-	while (!_e_queue.empty()) {
-		const auto& e_var = _e_queue.front();
-
-		if (std::holds_alternative<Events::FriendCall>(e_var)) {
-			const auto& e = std::get<Events::FriendCall>(e_var);
-			handleEvent(e);
-		} else if (std::holds_alternative<Events::FriendCallState>(e_var)) {
-			const auto& e = std::get<Events::FriendCallState>(e_var);
-			handleEvent(e);
-		} else {
-			assert(false && "unk event");
-		}
-
-		_e_queue.pop_front();
-	}
-}
-
 ObjectHandle ToxAVVoIPModel::enter(const Contact3 c, const Components::VoIP::DefaultConfig& defaults) {
 	if (!_cr.all_of<Contact::Components::ToxFriendEphemeral>(c)) {
 		return {};
@@ -659,24 +529,94 @@ bool ToxAVVoIPModel::leave(ObjectHandle session) {
 }
 
 bool ToxAVVoIPModel::onEvent(const Events::FriendCall& e) {
-	std::lock_guard lg{_e_queue_mutex};
-	_e_queue.push_back(e);
-	return true; // false?
+	// new incoming call, create voip session, ready to be accepted
+	// (or rejected...)
+
+	const auto session_contact = _tcm.getContactFriend(e.friend_number);
+	if (!_cr.valid(session_contact)) {
+		return false;
+	}
+
+	ObjectHandle new_session {_os.registry(), _os.registry().create()};
+
+	new_session.emplace<VoIPModelI*>(this);
+	new_session.emplace<Components::VoIP::TagVoIPSession>(); // ??
+	new_session.emplace<Components::VoIP::Incoming>(session_contact); // in 1on1 its always the same contact, might leave blank
+	new_session.emplace<Components::VoIP::SessionContact>(session_contact);
+	new_session.emplace<Components::VoIP::SessionState>().state = Components::VoIP::SessionState::State::RINGING;
+	new_session.emplace<Components::ToxAVIncomingAV>(e.audio_enabled, e.video_enabled);
+
+	_os.throwEventConstruct(new_session);
+	return true;
 }
 
 bool ToxAVVoIPModel::onEvent(const Events::FriendCallState& e) {
-	std::lock_guard lg{_e_queue_mutex};
-	_e_queue.push_back(e);
-	return true; // false?
+	const auto session_contact = _tcm.getContactFriend(e.friend_number);
+	if (!_cr.valid(session_contact)) {
+		return false;
+	}
+
+	ToxAVFriendCallState s{e.state};
+
+	// find session(s?)
+	// TODO: keep lookup table
+	for (const auto& [ov, voipmodel] : _os.registry().view<VoIPModelI*>().each()) {
+		if (voipmodel == this) {
+			auto o = _os.objectHandle(ov);
+
+			if (!o.all_of<Components::VoIP::SessionContact>()) {
+				continue;
+			}
+			if (session_contact != o.get<Components::VoIP::SessionContact>().c) {
+				continue;
+			}
+
+			if (s.is_error() || s.is_finished()) {
+				// destroy call
+				destroySession(o);
+			} else {
+				// remote accepted our call, or av send/recv conditions changed?
+				o.get<Components::VoIP::SessionState>().state = Components::VoIP::SessionState::State::CONNECTED; // set to in call ??
+
+				if (s.is_accepting_a() && !o.all_of<Components::ToxAVAudioSink>()) {
+					addAudioSink(o, e.friend_number);
+				} else if (!s.is_accepting_a() && o.all_of<Components::ToxAVAudioSink>()) {
+					// remove asink?
+				}
+
+				// video
+				if (s.is_accepting_v() && !o.all_of<Components::ToxAVVideoSink>()) {
+					addVideoSink(o, e.friend_number);
+				} else if (!s.is_accepting_v() && o.all_of<Components::ToxAVVideoSink>()) {
+					// remove vsink?
+				}
+
+				// add/update sources
+				// audio
+				if (s.is_sending_a() && !o.all_of<Components::ToxAVAudioSource>()) {
+					addAudioSource(o, e.friend_number);
+				} else if (!s.is_sending_a() && o.all_of<Components::ToxAVAudioSource>()) {
+					// remove asrc?
+				}
+
+				// video
+				if (s.is_sending_v() && !o.all_of<Components::ToxAVVideoSource>()) {
+					addVideoSource(o, e.friend_number);
+				} else if (!s.is_sending_v() && o.all_of<Components::ToxAVVideoSource>()) {
+					// remove vsrc?
+				}
+			}
+		}
+	}
+
+	return true;
 }
 
 bool ToxAVVoIPModel::onEvent(const Events::FriendAudioBitrate&) {
-	// TODO: use this info
 	return false;
 }
 
 bool ToxAVVoIPModel::onEvent(const Events::FriendVideoBitrate&) {
-	// TODO: use this info
 	return false;
 }
 
@@ -768,16 +708,6 @@ bool ToxAVVoIPModel::onEvent(const Events::FriendVideoFrame& e) {
 	});
 
 	SDL_DestroySurface(new_surf);
-	return true;
-}
-
-bool ToxAVVoIPModel::onEvent(const Events::IterateAudio&) {
-	audio_thread_tick();
-	return false;
-}
-
-bool ToxAVVoIPModel::onEvent(const Events::IterateVideo&) {
-	video_thread_tick();
 	return false;
 }
 

src/tox_av_voip_model.hpp

@@ -7,13 +7,6 @@
 #include "./tox_av.hpp"
 
 #include <unordered_map>
-#include <variant>
-#include <deque>
-#include <mutex>
-
-// fwd
-struct ToxAVCallAudioSink;
-struct ToxAVCallVideoSink;
 
 class ToxAVVoIPModel : protected ToxAVEventI, public VoIPModelI {
 	ObjectStore2& _os;
@@ -21,26 +14,6 @@ class ToxAVVoIPModel : protected ToxAVEventI, public VoIPModelI {
 	Contact3Registry& _cr;
 	ToxContactModel2& _tcm;
 
-	uint64_t _pad0;
-	// these events need to be worked on the main thread instead
-	// TODO: replac ewith lockless queue
-	std::deque<
-	std::variant<
-		Events::FriendCall,
-		Events::FriendCallState
-		// bitrates
-	>> _e_queue;
-	std::mutex _e_queue_mutex;
-	uint64_t _pad1;
-
-	std::vector<ToxAVCallAudioSink*> _audio_sinks;
-	std::mutex _audio_sinks_mutex;
-	uint64_t _pad2;
-
-	std::vector<ToxAVCallVideoSink*> _video_sinks;
-	std::mutex _video_sinks_mutex;
-	uint64_t _pad3;
-
 	// for faster lookup
 	std::unordered_map<uint32_t, ObjectHandle> _audio_sources;
 	std::unordered_map<uint32_t, ObjectHandle> _video_sources;
@@ -53,19 +26,10 @@ class ToxAVVoIPModel : protected ToxAVEventI, public VoIPModelI {
 
 	void destroySession(ObjectHandle session);
 
-	// TODO: this needs to move to the toxav thread
-	// we could use "events" as pre/post audio/video iterate...
-	void audio_thread_tick(void);
-	void video_thread_tick(void);
-
-	void handleEvent(const Events::FriendCall&);
-	void handleEvent(const Events::FriendCallState&);
-
 	public:
 		ToxAVVoIPModel(ObjectStore2& os, ToxAVI& av, Contact3Registry& cr, ToxContactModel2& tcm);
 		~ToxAVVoIPModel(void);
 
-		// handle events coming from toxav thread(s)
 		void tick(void);
 
 	public: // voip model
@@ -80,7 +44,5 @@ class ToxAVVoIPModel : protected ToxAVEventI, public VoIPModelI {
 		bool onEvent(const Events::FriendVideoBitrate&) override;
 		bool onEvent(const Events::FriendAudioFrame&) override;
 		bool onEvent(const Events::FriendVideoFrame&) override;
-		bool onEvent(const Events::IterateAudio&) override;
-		bool onEvent(const Events::IterateVideo&) override;
 };