Add mute buttons.

[nageru] / audio_mixer.h

diff --git a/audio_mixer.h b/audio_mixer.h
index 38b98f7ce0673e025fb6c96df392281189a98fac..821171037f6faf70b11e7d8518484380ecbe587f 100644 (file)
--- a/audio_mixer.h
+++ b/audio_mixer.h
@@ -67,6 +67,9 @@ public:
        float get_fader_volume(unsigned bus_index) const { return fader_volume_db[bus_index]; }
        void set_fader_volume(unsigned bus_index, float level_db) { fader_volume_db[bus_index] = level_db; }
 
+       bool get_mute(unsigned bus_index) const { return mute[bus_index]; }
+       void set_mute(unsigned bus_index, bool muted) { mute[bus_index] = muted; }
+
        // Note: This operation holds all ALSA devices (see ALSAPool::get_devices()).
        // You will need to call set_input_mapping() to get the hold state correctly,
        // or every card will be held forever.
@@ -281,6 +284,7 @@ public:
        // or set_* functions for that bus.
        struct BusSettings {
                float fader_volume_db;
+               bool muted;
                bool locut_enabled;
                float eq_level_db[NUM_EQ_BANDS];
                float gain_staging_db;
@@ -367,6 +371,7 @@ private:
        MappingMode current_mapping_mode;  // Under audio_mutex.
        InputMapping input_mapping;  // Under audio_mutex.
        std::atomic<float> fader_volume_db[MAX_BUSES] {{ 0.0f }};
+       std::atomic<bool> mute[MAX_BUSES] {{ false }};
        float last_fader_volume_db[MAX_BUSES] { 0.0f };  // Under audio_mutex.
        std::atomic<float> eq_level_db[MAX_BUSES][NUM_EQ_BANDS] {{{ 0.0f }}};
        float last_eq_level_db[MAX_BUSES][NUM_EQ_BANDS] {{ 0.0f }};