macOS: Fix deprecations in macOS 14.0

modules/juce_gui_basics/native/juce_Windowing_mac.mm

@@ -510,11 +510,25 @@ static Image createNSWindowSnapshot (NSWindow* nsWindow)
 {
     JUCE_AUTORELEASEPOOL
     {
+        // CGWindowListCreateImage is replaced by functions in the ScreenCaptureKit framework, but
+        // that framework is only available from macOS 12.3 onwards.
+        // A suitable @available check should be added once the minimum build OS is 12.3 or greater,
+        // so that ScreenCaptureKit can be weak-linked.
+       #if defined (MAC_OS_VERSION_14_0) && MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_VERSION_14_0
+        JUCE_BEGIN_IGNORE_WARNINGS_GCC_LIKE ("-Wdeprecated-declarations")
+        #define JUCE_DEPRECATION_IGNORED 1
+       #endif
+
         CGImageRef screenShot = CGWindowListCreateImage (CGRectNull,
                                                          kCGWindowListOptionIncludingWindow,
                                                          (CGWindowID) [nsWindow windowNumber],
                                                          kCGWindowImageBoundsIgnoreFraming);
 
+       #if JUCE_DEPRECATION_IGNORED
+        JUCE_END_IGNORE_WARNINGS_GCC_LIKE
+        #undef JUCE_DEPRECATION_IGNORED
+       #endif
+
         NSBitmapImageRep* bitmapRep = [[NSBitmapImageRep alloc] initWithCGImage: screenShot];
 
         Image result (Image::ARGB, (int) [bitmapRep size].width, (int) [bitmapRep size].height, true);

modules/juce_video/native/juce_CameraDevice_mac.h

@@ -146,8 +146,19 @@ struct CameraDevice::Pimpl
        #if JUCE_USE_NEW_CAMERA_API
         if (@available (macOS 10.15, *))
         {
-            auto* discovery = [AVCaptureDeviceDiscoverySession discoverySessionWithDeviceTypes: @[AVCaptureDeviceTypeBuiltInWideAngleCamera,
-                                                                                                AVCaptureDeviceTypeExternalUnknown]
+            const auto deviceType = [&]
+            {
+               #if defined (MAC_OS_VERSION_14_0) && MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_VERSION_14_0
+                if (@available (macOS 14.0, *))
+                    return AVCaptureDeviceTypeExternal;
+               #endif
+
+                JUCE_BEGIN_IGNORE_WARNINGS_GCC_LIKE ("-Wdeprecated-declarations", "-Wunguarded-availability-new")
+                return AVCaptureDeviceTypeExternalUnknown;
+                JUCE_END_IGNORE_WARNINGS_GCC_LIKE
+            }();
+
+            auto* discovery = [AVCaptureDeviceDiscoverySession discoverySessionWithDeviceTypes: @[AVCaptureDeviceTypeBuiltInWideAngleCamera, deviceType]
                                                                                      mediaType: AVMediaTypeVideo
                                                                                       position: AVCaptureDevicePositionUnspecified];