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[nageru] / alsa_input.h

diff --git a/alsa_input.h b/alsa_input.h
index 4638e4bb802ff875dea5e48a59cb285fda852ff1..3b98885677832ec6f1763555fbb4f36ada45e429 100644 (file)
--- 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,