Merge branch 'v0.22.x'

src/client/Client.hxx

@@ -23,6 +23,7 @@
 #include "Message.hxx"
 #include "command/CommandResult.hxx"
 #include "command/CommandListBuilder.hxx"
+#include "input/LastInputStream.hxx"
 #include "tag/Mask.hxx"
 #include "event/FullyBufferedSocket.hxx"
 #include "event/CoarseTimerEvent.hxx"
@@ -90,6 +91,13 @@ public:
 	 */
 	size_t binary_limit = 8192;
 
+	/**
+	 * This caches the last "albumart" InputStream instance, to
+	 * avoid repeating the search for each chunk requested by this
+	 * client.
+	 */
+	LastInputStream last_album_art;
+
 private:
 	static constexpr size_t MAX_SUBSCRIPTIONS = 16;
 

src/client/New.cxx

@@ -44,7 +44,8 @@ Client::Client(EventLoop &_loop, Partition &_partition,
 	 partition(&_partition),
 	 permission(_permission),
 	 uid(_uid),
-	 num(_num)
+	 num(_num),
+	 last_album_art(_loop)
 {
 	timeout_event.Schedule(client_timeout);
 }