1 files changed, 84 insertions, 0 deletions
diff --git a/audio/post_proc/reverb.h b/audio/post_proc/reverb.h
new file mode 100644
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--- /dev/null
+++ b/audio/post_proc/reverb.h
@@ -0,0 +1,84 @@
+/*
+ * Copyright (c) 2013, The Linux Foundation. All rights reserved.
+ * Not a Contribution.
+ *
+ * Copyright (C) 2013 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef OFFLOAD_REVERB_H_
+#define OFFLOAD_REVERB_H_
+
+#include "bundle.h"
+
+#define REVERB_DEFAULT_PRESET REVERB_PRESET_NONE
+
+extern const effect_descriptor_t aux_env_reverb_descriptor;
+extern const effect_descriptor_t ins_env_reverb_descriptor;
+extern const effect_descriptor_t aux_preset_reverb_descriptor;
+extern const effect_descriptor_t ins_preset_reverb_descriptor;
+
+typedef struct reverb_settings_s {
+    int16_t     roomLevel;
+    int16_t     roomHFLevel;
+    uint32_t    decayTime;
+    int16_t     decayHFRatio;
+    int16_t     reflectionsLevel;
+    uint32_t    reflectionsDelay;
+    int16_t     reverbLevel;
+    uint32_t    reverbDelay;
+    int16_t     diffusion;
+    int16_t     density;
+} reverb_settings_t;
+
+typedef struct reverb_context_s {
+    effect_context_t common;
+
+    // Offload vars
+    struct mixer_ctl *ctl;
+    bool auxiliary;
+    bool preset;
+    uint16_t cur_preset;
+    uint16_t next_preset;
+    reverb_settings_t reverb_settings;
+    uint32_t device;
+    struct reverb_params offload_reverb;
+} reverb_context_t;
+
+
+void reverb_auxiliary_init(reverb_context_t *context);
+
+void reverb_preset_init(reverb_context_t *context);
+
+int reverb_get_parameter(effect_context_t *context, effect_param_t *p,
+                            uint32_t *size);
+
+int reverb_set_parameter(effect_context_t *context, effect_param_t *p,
+                            uint32_t size);
+
+int reverb_set_device(effect_context_t *context,  uint32_t device);
+
+int reverb_reset(effect_context_t *context);
+
+int reverb_init(effect_context_t *context);
+
+int reverb_enable(effect_context_t *context);
+
+int reverb_disable(effect_context_t *context);
+
+int reverb_start(effect_context_t *context, output_context_t *output);
+
+int reverb_stop(effect_context_t *context, output_context_t *output);
+
+#endif /* OFFLOAD_REVERB_H_ */