Archived
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better debouncing

This commit is contained in:
Craig 2020-01-14 08:36:48 +00:00
parent 5830f92637
commit 6c815b019d
5 changed files with 151 additions and 51 deletions

View File

@ -121,7 +121,7 @@ func init() {
Keyboard[KEY_Q] = "q"
Keyboard[KEY_R] = "r"
Keyboard[KEY_S] = "s"
Keyboard[KEY_T] = "r"
Keyboard[KEY_T] = "t"
Keyboard[KEY_U] = "u"
Keyboard[KEY_V] = "v"
Keyboard[KEY_W] = "w"

View File

@ -3,6 +3,7 @@ package webrtc
import (
"math/rand"
"net/http"
"time"
"github.com/gorilla/websocket"
"github.com/pion/webrtc/v2"
@ -20,17 +21,19 @@ func NewManager(password string) (*WebRTCManager, error) {
if err != nil {
return nil, err
}
gst.CreatePipeline(webrtc.VP8, []*webrtc.Track{video}, "ximagesrc show-pointer=true use-damage=false ! video/x-raw,framerate=30/1 ! videoconvert").Start()
engine.RegisterCodec(videoCodec)
// ximagesrc xid=0 show-pointer=true ! videoconvert ! queue | videotestsrc
audioCodec := webrtc.NewRTPOpusCodec(webrtc.DefaultPayloadTypeOpus, 48000)
audio, err := webrtc.NewTrack(webrtc.DefaultPayloadTypeOpus, rand.Uint32(), "stream", "stream", audioCodec)
if err != nil {
return nil, err
}
gst.CreatePipeline(webrtc.Opus, []*webrtc.Track{audio}, "pulsesrc device=auto_null.monitor ! audioconvert").Start()
engine.RegisterCodec(audioCodec)
videoPipeline := gst.CreatePipeline(webrtc.VP8, []*webrtc.Track{video}, "ximagesrc show-pointer=true use-damage=false ! video/x-raw,framerate=30/1 ! videoconvert")
// ximagesrc xid=0 show-pointer=true ! videoconvert ! queue | videotestsrc
audioPipeline := gst.CreatePipeline(webrtc.Opus, []*webrtc.Track{audio}, "pulsesrc device=auto_null.monitor ! audioconvert")
// pulsesrc device=auto_null.monitor ! audioconvert | audiotestsrc
// gst-launch-1.0 -v pulsesrc device=auto_null.monitor ! audioconvert ! vorbisenc ! oggmux ! filesink location=alsasrc.ogg
@ -39,10 +42,15 @@ func NewManager(password string) (*WebRTCManager, error) {
engine: engine,
api: webrtc.NewAPI(webrtc.WithMediaEngine(engine)),
video: video,
videoPipeline: videoPipeline,
audio: audio,
audioPipeline: audioPipeline,
controller: "",
password: password,
sessions: make(map[string]*session),
debounce: make(map[int]time.Time),
cleanup: time.NewTicker(500 * time.Second),
shutdown: make(chan bool),
upgrader: websocket.Upgrader{
CheckOrigin: func(r *http.Request) bool {
return true
@ -68,6 +76,37 @@ type WebRTCManager struct {
password string
controller string
sessions map[string]*session
debounce map[int]time.Time
shutdown chan bool
cleanup *time.Ticker
video *webrtc.Track
audio *webrtc.Track
videoPipeline *gst.Pipeline
audioPipeline *gst.Pipeline
}
func (manager *WebRTCManager) Start() error {
manager.videoPipeline.Start()
manager.audioPipeline.Start()
go func() {
for {
select {
case <-manager.shutdown:
return
case <-manager.cleanup.C:
manager.checkKeys()
}
}
}()
return nil
}
func (manager *WebRTCManager) Shutdown() error {
manager.cleanup.Stop()
manager.shutdown <- true
manager.videoPipeline.Stop()
manager.audioPipeline.Stop()
return nil
}

View File

@ -4,6 +4,7 @@ import (
"bytes"
"encoding/binary"
"encoding/json"
"time"
"github.com/go-vgo/robotgo"
"github.com/pion/webrtc/v2"
@ -76,8 +77,6 @@ func (manager *WebRTCManager) createPeer(session *session, raw []byte) error {
return nil
}
var debounce = map[int]bool{}
func (manager *WebRTCManager) onData(session *session, msg webrtc.DataChannelMessage) error {
if manager.controller != session.id {
return nil
@ -101,27 +100,28 @@ func (manager *WebRTCManager) onData(session *session, msg webrtc.DataChannelMes
switch header.Event {
case 0x01: // MOUSE_MOVE
payload := &dataMouseMove{}
err := binary.Read(buffer, binary.LittleEndian, payload)
if err != nil {
if err := binary.Read(buffer, binary.LittleEndian, payload); err != nil {
return err
}
robotgo.Move(int(payload.X), int(payload.Y))
break
case 0x02: // MOUSE_UP
payload := &dataMouseKey{}
err := binary.Read(buffer, binary.LittleEndian, payload)
if err != nil {
if err := binary.Read(buffer, binary.LittleEndian, payload); err != nil {
return err
}
if key, ok := keys.Mouse[int(payload.Key)]; ok {
if !debounce[int(payload.Key)] {
code := int(payload.Key)
if key, ok := keys.Mouse[code]; ok {
if _, ok := manager.debounce[code]; !ok {
return nil
}
debounce[int(payload.Key)] = false
delete(manager.debounce, code)
robotgo.MouseToggle("up", key)
manager.logger.Debug().Msgf("MOUSE_UP key: %v (%v)", code, key)
} else {
manager.logger.Warn().Msgf("Unknown MOUSE_DOWN key: %v", payload.Key)
manager.logger.Warn().Msgf("Unknown MOUSE_UP key: %v", code)
}
break
case 0x03: // MOUSE_DOWN
@ -131,15 +131,17 @@ func (manager *WebRTCManager) onData(session *session, msg webrtc.DataChannelMes
return err
}
if key, ok := keys.Mouse[int(payload.Key)]; ok {
if debounce[int(payload.Key)] {
code := int(payload.Key)
if key, ok := keys.Mouse[code]; ok {
if _, ok := manager.debounce[code]; ok {
return nil
}
debounce[int(payload.Key)] = true
manager.debounce[code] = time.Now()
robotgo.MouseToggle("down", key)
manager.logger.Debug().Msgf("MOUSE_DOWN key: %v (%v)", code, key)
} else {
manager.logger.Warn().Msgf("Unknown MOUSE_DOWN key: %v", payload.Key)
manager.logger.Warn().Msgf("Unknown MOUSE_DOWN key: %v", code)
}
break
case 0x04: // MOUSE_CLK
@ -149,8 +151,9 @@ func (manager *WebRTCManager) onData(session *session, msg webrtc.DataChannelMes
return err
}
if key, ok := keys.Mouse[int(payload.Key)]; ok {
switch int(payload.Key) {
code := int(payload.Key)
if key, ok := keys.Mouse[code]; ok {
switch code {
case keys.MOUSE_WHEEL_DOWN:
robotgo.Scroll(0, -1)
break
@ -166,8 +169,10 @@ func (manager *WebRTCManager) onData(session *session, msg webrtc.DataChannelMes
default:
robotgo.Click(key, false)
}
manager.logger.Debug().Msgf("MOUSE_CLK key: %v (%v)", code, key)
} else {
manager.logger.Warn().Msgf("Unknown MOUSE_CLK key: %v", payload.Key)
manager.logger.Warn().Msgf("Unknown MOUSE_CLK key: %v", code)
}
break
case 0x05: // KEY_DOWN
@ -176,30 +181,35 @@ func (manager *WebRTCManager) onData(session *session, msg webrtc.DataChannelMes
if err != nil {
return err
}
if key, ok := keys.Keyboard[int(payload.Key)]; ok {
if debounce[int(payload.Key)] {
code := int(payload.Key)
if key, ok := keys.Keyboard[code]; ok {
if _, ok := manager.debounce[code]; ok {
return nil
}
debounce[int(payload.Key)] = true
manager.debounce[code] = time.Now()
robotgo.KeyToggle(key, "down")
manager.logger.Debug().Msgf("KEY_DOWN key: %v (%v)", code, key)
} else {
manager.logger.Warn().Msgf("Unknown KEY_DOWN key: %v", payload.Key)
manager.logger.Warn().Msgf("Unknown KEY_DOWN key: %v", code)
}
break
case 0x06: // KEY_UP
payload := &dataKeyboardKey{}
err := binary.Read(buffer, binary.LittleEndian, payload)
if err != nil {
if err := binary.Read(buffer, binary.LittleEndian, payload); err != nil {
return err
}
if key, ok := keys.Keyboard[int(payload.Key)]; ok {
if !debounce[int(payload.Key)] {
code := int(payload.Key)
if key, ok := keys.Keyboard[code]; ok {
if _, ok := manager.debounce[code]; !ok {
return nil
}
debounce[int(payload.Key)] = false
delete(manager.debounce, code)
robotgo.KeyToggle(key, "up")
manager.logger.Debug().Msgf("KEY_UP key: %v (%v)", code, key)
} else {
manager.logger.Warn().Msgf("Unknown KEY_UP key: %v", payload.Key)
manager.logger.Warn().Msgf("Unknown KEY_UP key: %v", code)
}
break
case 0x07: // KEY_CLK
@ -208,13 +218,49 @@ func (manager *WebRTCManager) onData(session *session, msg webrtc.DataChannelMes
if err != nil {
return err
}
if key, ok := keys.Keyboard[int(payload.Key)]; ok {
code := int(payload.Key)
if key, ok := keys.Keyboard[code]; ok {
robotgo.KeyTap(key)
manager.logger.Debug().Msgf("KEY_CLK key: %v (%v)", code, key)
} else {
manager.logger.Warn().Msgf("Unknown KEY_CLK key: %v", payload.Key)
manager.logger.Warn().Msgf("Unknown KEY_CLK key: %v", code)
}
break
}
return nil
}
func (manager *WebRTCManager) clearKeys() {
for code := range manager.debounce {
if key, ok := keys.Keyboard[code]; ok {
robotgo.MouseToggle(key, "up")
}
if key, ok := keys.Mouse[code]; ok {
robotgo.KeyToggle(key, "up")
}
delete(manager.debounce, code)
}
}
func (manager *WebRTCManager) checkKeys() {
t := time.Now()
for code, start := range manager.debounce {
if t.Sub(start) < (time.Second * 10) {
continue
}
if key, ok := keys.Keyboard[code]; ok {
robotgo.MouseToggle(key, "up")
}
if key, ok := keys.Mouse[code]; ok {
robotgo.KeyToggle(key, "up")
}
delete(manager.debounce, code)
}
}

View File

@ -162,6 +162,7 @@ func (manager *WebRTCManager) handleWS(session *session) {
func (manager *WebRTCManager) destroy(session *session) {
if manager.controller == session.id {
manager.controller = ""
manager.clearKeys()
for id, sess := range manager.sessions {
if id != session.id {
if err := sess.send(message{Event: "control/released"}); err != nil {
@ -181,6 +182,7 @@ func (manager *WebRTCManager) destroy(session *session) {
func (manager *WebRTCManager) controlRelease(session *session) error {
if manager.controller == session.id {
manager.controller = ""
manager.clearKeys()
if err := session.send(message{Event: "control/release"}); err != nil {
return err

View File

@ -64,6 +64,7 @@ type Neko struct {
Serve *config.Serve
Logger zerolog.Logger
http *http.Server
manager *webrtc.WebRTCManager
}
func (neko *Neko) Preflight() {
@ -75,6 +76,10 @@ func (neko *Neko) Start() {
manager, err := webrtc.NewManager(neko.Serve.Password)
if err != nil {
neko.Logger.Panic().Err(err).Msg("Can not create webrtc manager")
}
if err := manager.Start(); err != nil {
neko.Logger.Panic().Err(err).Msg("Can not start webrtc manager")
}
@ -132,9 +137,17 @@ func (neko *Neko) Start() {
}
neko.http = server
neko.manager = manager
}
func (neko *Neko) Shutdown() {
if neko.manager != nil {
if err := neko.manager.Shutdown(); err != nil {
neko.Logger.Err(err).Msg("WebRTC manager shutdown with an error")
} else {
neko.Logger.Debug().Msg("WebRTC manager shutdown")
}
}
if neko.http != nil {
if err := neko.http.Shutdown(context.Background()); err != nil {
neko.Logger.Err(err).Msg("HTTP server shutdown with an error")