X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=alsa_input.h;h=3b98885677832ec6f1763555fbb4f36ada45e429;hb=26e1ec466d4730b6abc0e20201d704cfdf41a6eb;hp=4638e4bb802ff875dea5e48a59cb285fda852ff1;hpb=e4c99b681aceb0d960f1d56acc9dafc83643854b;p=nageru

diff --git a/alsa_input.h b/alsa_input.h
index 4638e4b..3b98885 100644
--- a/alsa_input.h
+++ b/alsa_input.h
@@ -22,6 +22,7 @@
 #include "timebase.h"
 
 class ALSAPool;
+class DeviceSpecProto;
 
 class ALSAInput {
 public:
@@ -119,6 +120,8 @@ public:
 		// at any given time as a result of an error or hotplug event;
 		// a card that is held will go to the DEAD state instead.
 		bool held = false;
+
+		std::string display_name() const { return name + " (" + info + ")"; }
 	};
 
 	void init();
@@ -150,8 +153,14 @@ public:
 	// EMPTY or DEAD state. Only for ALSAInput and for internal use.
 	void free_card(unsigned index);
 
-	// TODO: Add accessors and/or callbacks about changed state, so that
-	// the UI actually stands a chance in using that information.
+	// Create a new card, mark it immediately as DEAD and hold it.
+	// Returns the new index.
+	unsigned create_dead_card(const std::string &name, const std::string &info, unsigned num_channels);
+
+	// Make a protobuf representation of the given card, so that it can be
+	// matched against at a later stage. For AudioMixer only.
+	// The given card must be held.
+	void serialize_device(unsigned index, DeviceSpecProto *serialized);
 
 private:
 	mutable std::mutex mu;
@@ -182,6 +191,8 @@ private:
 	};
 	ProbeResult probe_device_once(unsigned card_index, unsigned dev_index);
 
+	void unplug_device(unsigned card_index, unsigned dev_index);
+
 	// Must be called with <mu> held. Will allocate a new entry if needed.
 	// The returned entry will be set to READY state.
 	unsigned find_free_device_index(const std::string &name,