From 85597da5bb4aa7c176bea1ea33d0c4047a101d74 Mon Sep 17 00:00:00 2001
From: Clyde Bazile <34226620+bazile-clyde@users.noreply.github.com>
Date: Fri, 13 Jan 2023 19:02:46 -0500
Subject: [PATCH] Expose device list update func (#463)

---
 pkg/driver/camera/camera_darwin.go  | 5 +++++
 pkg/driver/camera/camera_linux.go   | 5 +++++
 pkg/driver/camera/camera_windows.go | 5 +++++
 pkg/driver/microphone/microphone.go | 5 +++++
 pkg/driver/screen/screen.go         | 5 +++++
 pkg/driver/screen/x11_linux.go      | 5 +++++
 6 files changed, 30 insertions(+)

diff --git a/pkg/driver/camera/camera_darwin.go b/pkg/driver/camera/camera_darwin.go
index 3db1537..bf0d6b2 100644
--- a/pkg/driver/camera/camera_darwin.go
+++ b/pkg/driver/camera/camera_darwin.go
@@ -17,6 +17,11 @@ type camera struct {
 }
 
 func init() {
+	Initialize()
+}
+
+// Initialize finds and registers camera devices. This is part of an experimental API.
+func Initialize() {
 	devices, err := avfoundation.Devices(avfoundation.Video)
 	if err != nil {
 		panic(err)
diff --git a/pkg/driver/camera/camera_linux.go b/pkg/driver/camera/camera_linux.go
index a7b2dd5..67307b3 100644
--- a/pkg/driver/camera/camera_linux.go
+++ b/pkg/driver/camera/camera_linux.go
@@ -73,6 +73,11 @@ type camera struct {
 }
 
 func init() {
+	Initialize()
+}
+
+// Initialize finds and registers camera devices. This is part of an experimental API.
+func Initialize() {
 	discovered := make(map[string]struct{})
 	discover(discovered, "/dev/v4l/by-path/*")
 	discover(discovered, "/dev/video*")
diff --git a/pkg/driver/camera/camera_windows.go b/pkg/driver/camera/camera_windows.go
index 3596957..c8d9a43 100644
--- a/pkg/driver/camera/camera_windows.go
+++ b/pkg/driver/camera/camera_windows.go
@@ -32,6 +32,11 @@ type camera struct {
 }
 
 func init() {
+	Initialize()
+}
+
+// Initialize finds and registers camera devices. This is part of an experimental API.
+func Initialize() {
 	C.CoInitializeEx(nil, C.COINIT_MULTITHREADED)
 
 	var list C.cameraList
diff --git a/pkg/driver/microphone/microphone.go b/pkg/driver/microphone/microphone.go
index 2c04997..9ee7e9c 100644
--- a/pkg/driver/microphone/microphone.go
+++ b/pkg/driver/microphone/microphone.go
@@ -39,6 +39,11 @@ type microphone struct {
 }
 
 func init() {
+	Initialize()
+}
+
+// Initialize finds and registers active playback or capture devices. This is part of an experimental API.
+func Initialize() {
 	var err error
 	ctx, err = malgo.InitContext(nil, malgo.ContextConfig{}, func(message string) {
 		logger.Debugf("%v\n", message)
diff --git a/pkg/driver/screen/screen.go b/pkg/driver/screen/screen.go
index 1353330..a854836 100644
--- a/pkg/driver/screen/screen.go
+++ b/pkg/driver/screen/screen.go
@@ -20,6 +20,11 @@ type screen struct {
 }
 
 func init() {
+	Initialize()
+}
+
+// Initialize finds and registers active displays. This is part of an experimental API.
+func Initialize() {
 	activeDisplays := screenshot.NumActiveDisplays()
 	for i := 0; i < activeDisplays; i++ {
 		priority := driver.PriorityNormal
diff --git a/pkg/driver/screen/x11_linux.go b/pkg/driver/screen/x11_linux.go
index 726aa31..7a0aa6a 100644
--- a/pkg/driver/screen/x11_linux.go
+++ b/pkg/driver/screen/x11_linux.go
@@ -22,6 +22,11 @@ func deviceID(num int) string {
 }
 
 func init() {
+	Initialize()
+}
+
+// Initialize finds and registers active displays. This is part of an experimental API.
+func Initialize() {
 	dp, err := openDisplay()
 	if err != nil {
 		// No x11 display available.