diff --git a/scripts/api/audiosample.lua b/scripts/api/audiosample.lua
index 6e6fb0e..a357e5b 100644
--- a/scripts/api/audiosample.lua
+++ b/scripts/api/audiosample.lua
@@ -7,7 +7,6 @@ local exclusiveAudioSample = nil
 ---@field path string
 ---@field exclusive boolean
 ---@field loop boolean
----@field playing boolean
 local AudioSample = {
     __name = "AudioSample"
 }
@@ -26,24 +25,22 @@ function AudioSample.new(params)
 end
 
 function AudioSample:play()
-    if not self.playing then
+    if not game.IsSamplePlaying(self.path) then
         if self.exclusive then
             if exclusiveAudioSample and self ~= exclusiveAudioSample then
                 exclusiveAudioSample:stop()
             end
             exclusiveAudioSample = self
         end
-        self.playing = true
         game.PlaySample(self.path)
     end
 end
 
 function AudioSample:stop()
-    if self.playing then
+    if game.IsSamplePlaying(self.path) then
         if self.exclusive and self == exclusiveAudioSample then
             exclusiveAudioSample = nil
         end
-        self.playing = false
         game.StopSample(self.path)
     end
 end
diff --git a/scripts/api/image.lua b/scripts/api/image.lua
index 6fe6531..1b092b0 100644
--- a/scripts/api/image.lua
+++ b/scripts/api/image.lua
@@ -33,8 +33,10 @@ local Image = { };
 
 ---Image constructor
 ---@param imagePath string # The path to the skin image to load
+---@param noFallback? boolean # If loading fails it displays a missing image asset instead, default false
 ---@return Image
 function Image.new(imagePath, noFallback)
+    noFallback = noFallback or false
     local handle = gfx.CreateSkinImage(imagePath or '', 0);
     if (not handle) then
         game.Log('Failed to load image "' .. imagePath .. '"', game.LOGGER_ERROR);
@@ -119,13 +121,9 @@ function Image:render(params)
     local b = 255;
 
     if (params.color) then
-        r = params.color[1];
-        g = params.color[2];
-        b = params.color[3];
+        r, g, b = table.unpack(params.color)
     elseif (self.color) then
-        r = self.color[1];
-        g = self.color[2];
-        b = self.color[3];
+        r, g, b = table.unpack(self.color)
     end
 
     local a = params.alpha or self.alpha or 1;
diff --git a/scripts/api/page/page.lua b/scripts/api/page/page.lua
index 2917082..03483ee 100644
--- a/scripts/api/page/page.lua
+++ b/scripts/api/page/page.lua
@@ -59,9 +59,12 @@ function Page:handleKnobInput(knob, delta) end
 ---@param button integer
 function Page:handleMouseInput(x, y, button) end
 
+---Event callback on page initialization
 function Page:onInit() end
 
-function Page:onInvalidation() end
+---Event callback on page invalidation
+---@param reason? any # reason for the invalidation
+function Page:onInvalidation(reason) end
 
 ---@param deltaTime number # frametime in seconds
 function Page:drawBackground(deltaTime) end