activate visualization when deactivating video during runtime

however as a sideeffect, cycling visualizer name to "off" does no longer show the album art
DonCanjas · Jun 4, 2022 · 023c687 · 023c687
1 parent a0cd87e
commit 023c687
Showing 1 changed file with 14 additions and 26 deletions.
diff --git a/visualizer.lua b/visualizer.lua
@@ -136,7 +136,7 @@ options.read_options(opts)
 opts.height = math.min(12, math.max(4, opts.height))
 opts.height = math.floor(opts.height)
 
-local function get_visualizer(name, quality, vtrack, albumart)
+local function get_visualizer(name, quality, vtrack)
     local w, h, fps
 
     if quality == "verylow" then
@@ -255,7 +255,7 @@ local function get_visualizer(name, quality, vtrack, albumart)
                 "mode           = p2p," ..
             "format             = rgb0 [vo]"
     elseif name == "off" then
-        if vtrack > 0 or albumart > 0 then
+        if vtrack ~= nil then
             return "[aid1] asetpts=PTS [ao]; [vid1] setpts=PTS [vo]"
         else
             return "[aid1] asetpts=PTS [ao];" ..
@@ -271,19 +271,19 @@ local function get_visualizer(name, quality, vtrack, albumart)
     return ""
 end
 
-local function select_visualizer(atrack, vtrack, albumart)
+local function select_visualizer(vtrack)
     if opts.mode == "off" then
         return ""
     elseif opts.mode == "force" then
-        return get_visualizer(opts.name, opts.quality, vtrack, albumart)
+        return get_visualizer(opts.name, opts.quality, vtrack)
     elseif opts.mode == "noalbumart" then
-        if albumart == 0 and vtrack == 0 then
-            return get_visualizer(opts.name, opts.quality, vtrack, albumart)
+        if vtrack == nil then
+            return get_visualizer(opts.name, opts.quality, vtrack)
         end
         return ""
     elseif opts.mode == "novideo" then
-        if vtrack == 0 then
-            return get_visualizer(opts.name, opts.quality, vtrack, albumart)
+        if vtrack == nil or vtrack.albumart then
+            return get_visualizer(opts.name, opts.quality, vtrack)
         end
         return ""
     end
@@ -294,30 +294,18 @@ end
 
 local function visualizer_hook()
     local count = mp.get_property_number("track-list/count", -1)
-    local atrack = 0
-    local vtrack = 0
-    local albumart = 0
+    msg.info("visualizer_hook " .. count)
     if count <= 0 then
         return
     end
-    for tr = 0,count-1 do
-        if mp.get_property("track-list/" .. tr .. "/type") == "audio" then
-            atrack = atrack + 1
-        else
-            if mp.get_property("track-list/" .. tr .. "/type") == "video" then
-                if mp.get_property("track-list/" .. tr .. "/albumart") == "yes" then
-                    albumart = 1
-                else
-                    vtrack = vtrack + 1
-                end
-            end
-        end
-    end
 
-    mp.set_property("options/lavfi-complex", select_visualizer(atrack, vtrack, albumart))
+    local atrack = mp.get_property_native("current-tracks/audio")
+    local vtrack = mp.get_property_native("current-tracks/video")
+
+    mp.set_property("options/lavfi-complex", select_visualizer(vtrack))
 end
 
-mp.add_hook("on_preloaded", 50, visualizer_hook)
+mp.observe_property("current-tracks/video", "native", function(name, value) visualizer_hook() end )
 
 local function cycle_visualizer()
     local i, index = 1