Moved and renamed effect API header files

Moved specific effect header files to
system/media/audio_effects/include/audio_effects and renamed
to lower case (effect_xxx.h).

Change-Id: I8e8f6e3851f12ae8bb380fa714abe26da06d3b58

6 files changed, 324 insertions, 0 deletions

diff --git a/audio_effects/include/audio_effects/effect_bassboost.h b/audio_effects/include/audio_effects/effect_bassboost.h
new file mode 100644
index 00000000..cf9375e2
--- /dev/null
+++ b/audio_effects/include/audio_effects/effect_bassboost.h
@@ -0,0 +1,43 @@
+/*
+ * Copyright (C) 2011 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 ANDROID_EFFECT_BASSBOOST_H_
+#define ANDROID_EFFECT_BASSBOOST_H_
+
+#include <hardware/audio_effect.h>
+
+#if __cplusplus
+extern "C" {
+#endif
+
+#ifndef OPENSL_ES_H_
+static const effect_uuid_t SL_IID_BASSBOOST_ = { 0x0634f220, 0xddd4, 0x11db, 0xa0fc, { 0x00, 0x02, 0xa5, 0xd5, 0xc5, 0x1b } };
+const effect_uuid_t * const SL_IID_BASSBOOST = &SL_IID_BASSBOOST_;
+#endif //OPENSL_ES_H_
+
+/* enumerated parameter settings for BassBoost effect */
+typedef enum
+{
+    BASSBOOST_PARAM_STRENGTH_SUPPORTED,
+    BASSBOOST_PARAM_STRENGTH
+} t_bassboost_params;
+
+#if __cplusplus
+}  // extern "C"
+#endif
+
+
+#endif /*ANDROID_EFFECT_BASSBOOST_H_*/
diff --git a/audio_effects/include/audio_effects/effect_environmentalreverb.h b/audio_effects/include/audio_effects/effect_environmentalreverb.h
new file mode 100644
index 00000000..77f3697c
--- /dev/null
+++ b/audio_effects/include/audio_effects/effect_environmentalreverb.h
@@ -0,0 +1,69 @@
+/*
+ * Copyright (C) 2011 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 ANDROID_EFFECT_ENVIRONMENTALREVERB_H_
+#define ANDROID_EFFECT_ENVIRONMENTALREVERB_H_
+
+#include <hardware/audio_effect.h>
+
+#if __cplusplus
+extern "C" {
+#endif
+
+#ifndef OPENSL_ES_H_
+static const effect_uuid_t SL_IID_ENVIRONMENTALREVERB_ = { 0xc2e5d5f0, 0x94bd, 0x4763, 0x9cac, { 0x4e, 0x23, 0x4d, 0x6, 0x83, 0x9e } };
+const effect_uuid_t * const SL_IID_ENVIRONMENTALREVERB = &SL_IID_ENVIRONMENTALREVERB_;
+#endif //OPENSL_ES_H_
+
+/* enumerated parameter settings for environmental reverb effect */
+typedef enum
+{
+    // Parameters below are as defined in OpenSL ES specification for environmental reverb interface
+    REVERB_PARAM_ROOM_LEVEL,            // in millibels,    range -6000 to 0
+    REVERB_PARAM_ROOM_HF_LEVEL,         // in millibels,    range -4000 to 0
+    REVERB_PARAM_DECAY_TIME,            // in milliseconds, range 100 to 20000
+    REVERB_PARAM_DECAY_HF_RATIO,        // in permilles,    range 100 to 1000
+    REVERB_PARAM_REFLECTIONS_LEVEL,     // in millibels,    range -6000 to 0
+    REVERB_PARAM_REFLECTIONS_DELAY,     // in milliseconds, range 0 to 65
+    REVERB_PARAM_REVERB_LEVEL,          // in millibels,    range -6000 to 0
+    REVERB_PARAM_REVERB_DELAY,          // in milliseconds, range 0 to 65
+    REVERB_PARAM_DIFFUSION,             // in permilles,    range 0 to 1000
+    REVERB_PARAM_DENSITY,               // in permilles,    range 0 to 1000
+    REVERB_PARAM_PROPERTIES,
+    REVERB_PARAM_BYPASS
+} t_env_reverb_params;
+
+//t_reverb_settings is equal to SLEnvironmentalReverbSettings defined in OpenSL ES specification.
+typedef struct s_reverb_settings {
+    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;
+} __attribute__((packed)) t_reverb_settings;
+
+
+#if __cplusplus
+}  // extern "C"
+#endif
+
+
+#endif /*ANDROID_EFFECT_ENVIRONMENTALREVERB_H_*/
diff --git a/audio_effects/include/audio_effects/effect_equalizer.h b/audio_effects/include/audio_effects/effect_equalizer.h
new file mode 100644
index 00000000..e0c3bbd7
--- /dev/null
+++ b/audio_effects/include/audio_effects/effect_equalizer.h
@@ -0,0 +1,58 @@
+/*
+ * Copyright (C) 2011 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 ANDROID_EFFECT_EQUALIZER_H_
+#define ANDROID_EFFECT_EQUALIZER_H_
+
+#include <hardware/audio_effect.h>
+
+#ifndef OPENSL_ES_H_
+static const effect_uuid_t SL_IID_EQUALIZER_ = { 0x0bed4300, 0xddd6, 0x11db, 0x8f34, { 0x00, 0x02, 0xa5, 0xd5, 0xc5, 0x1b } };
+const effect_uuid_t * const SL_IID_EQUALIZER = &SL_IID_EQUALIZER_;
+#endif //OPENSL_ES_H_
+
+#if __cplusplus
+extern "C" {
+#endif
+
+/* enumerated parameters for Equalizer effect */
+typedef enum
+{
+    EQ_PARAM_NUM_BANDS,             // Gets the number of frequency bands that the equalizer supports.
+    EQ_PARAM_LEVEL_RANGE,           // Returns the minimum and maximum band levels supported.
+    EQ_PARAM_BAND_LEVEL,            // Gets/Sets the gain set for the given equalizer band.
+    EQ_PARAM_CENTER_FREQ,           // Gets the center frequency of the given band.
+    EQ_PARAM_BAND_FREQ_RANGE,       // Gets the frequency range of the given frequency band.
+    EQ_PARAM_GET_BAND,              // Gets the band that has the most effect on the given frequency.
+    EQ_PARAM_CUR_PRESET,            // Gets/Sets the current preset.
+    EQ_PARAM_GET_NUM_OF_PRESETS,    // Gets the total number of presets the equalizer supports.
+    EQ_PARAM_GET_PRESET_NAME,       // Gets the preset name based on the index.
+    EQ_PARAM_PROPERTIES             // Gets/Sets all parameters at a time.
+} t_equalizer_params;
+
+//t_equalizer_settings groups all current equalizer setting for backup and restore.
+typedef struct s_equalizer_settings {
+    uint16_t curPreset;
+    uint16_t numBands;
+    uint16_t bandLevels[];
+} t_equalizer_settings;
+
+#if __cplusplus
+}  // extern "C"
+#endif
+
+
+#endif /*ANDROID_EFFECT_EQUALIZER_H_*/
diff --git a/audio_effects/include/audio_effects/effect_presetreverb.h b/audio_effects/include/audio_effects/effect_presetreverb.h
new file mode 100644
index 00000000..e8d60526
--- /dev/null
+++ b/audio_effects/include/audio_effects/effect_presetreverb.h
@@ -0,0 +1,55 @@
+/*
+ * Copyright (C) 2011 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 ANDROID_EFFECT_PRESETREVERB_H_
+#define ANDROID_EFFECT_PRESETREVERB_H_
+
+#include <hardware/audio_effect.h>
+
+#if __cplusplus
+extern "C" {
+#endif
+
+#ifndef OPENSL_ES_H_
+static const effect_uuid_t SL_IID_PRESETREVERB_ = { 0x47382d60, 0xddd8, 0x11db, 0xbf3a, { 0x00, 0x02, 0xa5, 0xd5, 0xc5, 0x1b } };
+const effect_uuid_t * const SL_IID_PRESETREVERB = &SL_IID_PRESETREVERB_;
+#endif //OPENSL_ES_H_
+
+/* enumerated parameter settings for preset reverb effect */
+typedef enum
+{
+    REVERB_PARAM_PRESET
+} t_preset_reverb_params;
+
+
+typedef enum
+{
+    REVERB_PRESET_NONE,
+    REVERB_PRESET_SMALLROOM,
+    REVERB_PRESET_MEDIUMROOM,
+    REVERB_PRESET_LARGEROOM,
+    REVERB_PRESET_MEDIUMHALL,
+    REVERB_PRESET_LARGEHALL,
+    REVERB_PRESET_PLATE,
+    REVERB_PRESET_LAST = REVERB_PRESET_PLATE
+} t_reverb_presets;
+
+#if __cplusplus
+}  // extern "C"
+#endif
+
+
+#endif /*ANDROID_EFFECT_PRESETREVERB_H_*/
diff --git a/audio_effects/include/audio_effects/effect_virtualizer.h b/audio_effects/include/audio_effects/effect_virtualizer.h
new file mode 100644
index 00000000..a6f6fa20
--- /dev/null
+++ b/audio_effects/include/audio_effects/effect_virtualizer.h
@@ -0,0 +1,43 @@
+/*
+ * Copyright (C) 2011 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 ANDROID_EFFECT_VIRTUALIZER_H_
+#define ANDROID_EFFECT_VIRTUALIZER_H_
+
+#include <hardware/audio_effect.h>
+
+#if __cplusplus
+extern "C" {
+#endif
+
+#ifndef OPENSL_ES_H_
+static const effect_uuid_t SL_IID_VIRTUALIZER_ = { 0x37cc2c00, 0xdddd, 0x11db, 0x8577, { 0x00, 0x02, 0xa5, 0xd5, 0xc5, 0x1b } };
+const effect_uuid_t * const SL_IID_VIRTUALIZER = &SL_IID_VIRTUALIZER_;
+#endif //OPENSL_ES_H_
+
+/* enumerated parameter settings for virtualizer effect */
+typedef enum
+{
+    VIRTUALIZER_PARAM_STRENGTH_SUPPORTED,
+    VIRTUALIZER_PARAM_STRENGTH
+} t_virtualizer_params;
+
+#if __cplusplus
+}  // extern "C"
+#endif
+
+
+#endif /*ANDROID_EFFECT_VIRTUALIZER_H_*/
diff --git a/audio_effects/include/audio_effects/effect_visualizer.h b/audio_effects/include/audio_effects/effect_visualizer.h
new file mode 100644
index 00000000..96a63b3f
--- /dev/null
+++ b/audio_effects/include/audio_effects/effect_visualizer.h
@@ -0,0 +1,56 @@
+/*
+ * Copyright (C) 2011 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 ANDROID_EFFECT_VISUALIZER_H_
+#define ANDROID_EFFECT_VISUALIZER_H_
+
+#include <hardware/audio_effect.h>
+
+#if __cplusplus
+extern "C" {
+#endif
+
+#ifndef OPENSL_ES_H_
+static const effect_uuid_t SL_IID_VISUALIZATION_ =
+    { 0xe46b26a0, 0xdddd, 0x11db, 0x8afd, { 0x00, 0x02, 0xa5, 0xd5, 0xc5, 0x1b } };
+const effect_uuid_t * const SL_IID_VISUALIZATION = &SL_IID_VISUALIZATION_;
+#endif //OPENSL_ES_H_
+
+#define VISUALIZER_CAPTURE_SIZE_MAX 1024  // maximum capture size in samples
+#define VISUALIZER_CAPTURE_SIZE_MIN 128   // minimum capture size in samples
+
+/* enumerated parameters for Visualizer effect */
+typedef enum
+{
+    VISUALIZER_PARAM_CAPTURE_SIZE,        // Sets the number PCM samples in the capture.
+} t_visualizer_params;
+
+/* commands */
+typedef enum
+{
+    VISUALIZER_CMD_CAPTURE = EFFECT_CMD_FIRST_PROPRIETARY, // Gets the latest PCM capture.
+}t_visualizer_cmds;
+
+// VISUALIZER_CMD_CAPTURE retrieves the latest PCM snapshot captured by the visualizer engine.
+// It returns the number of samples specified by VISUALIZER_PARAM_CAPTURE_SIZE
+// in 8 bit unsigned format (0 = 0x80)
+
+#if __cplusplus
+}  // extern "C"
+#endif
+
+
+#endif /*ANDROID_EFFECT_VISUALIZER_H_*/