Eric Laurent 2c87e9c923 First submission of audio effect library from NXP software.
This CL contains the first open sourceable version of the audio effect library from NXP software.
The effects implemented are:
- Bass boost
- Virtualizer (stereo widening)
- Equalizer
- Spectrum analyzer

Source file for the effect engines are located under libeffects/lvm/lib
The wrapper implementing the interface with the audio effect framework in under libeffects/lvm/wrapper

The code of other effect libraries has also been reorganized fo clarity:
- the effect factory is now under libeffects/factory
- the test equalizer and reverb effects are under libeffect/testlibs
- the visualizer is under libeffects/virtualizer

Change-Id: I8d91e2181f81b89f8fc0c1e1e6bf552c5809b2eb
2010-07-17 06:33:00 -07:00

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LOCAL_PATH:= $(call my-dir)
# Test Reverb library
include $(CLEAR_VARS)
LOCAL_SRC_FILES:= \
EffectReverb.c.arm \
EffectsMath.c.arm
LOCAL_CFLAGS+= -O2
LOCAL_SHARED_LIBRARIES := \
libcutils
LOCAL_MODULE_PATH := $(TARGET_OUT_SHARED_LIBRARIES)/soundfx
LOCAL_MODULE:= libreverbtest
ifeq ($(TARGET_OS)-$(TARGET_SIMULATOR),linux-true)
LOCAL_LDLIBS += -ldl
endif
ifneq ($(TARGET_SIMULATOR),true)
LOCAL_SHARED_LIBRARIES += libdl
endif
LOCAL_C_INCLUDES := \
$(call include-path-for, graphics corecg)
LOCAL_PRELINK_MODULE := false
include $(BUILD_SHARED_LIBRARY)
# Test Equalizer library
include $(CLEAR_VARS)
LOCAL_SRC_FILES:= \
EffectsMath.c.arm \
EffectEqualizer.cpp \
AudioBiquadFilter.cpp.arm \
AudioCoefInterpolator.cpp.arm \
AudioPeakingFilter.cpp.arm \
AudioShelvingFilter.cpp.arm \
AudioEqualizer.cpp.arm
LOCAL_CFLAGS+= -O2
LOCAL_SHARED_LIBRARIES := \
libcutils
LOCAL_MODULE_PATH := $(TARGET_OUT_SHARED_LIBRARIES)/soundfx
LOCAL_MODULE:= libequalizertest
ifeq ($(TARGET_OS)-$(TARGET_SIMULATOR),linux-true)
LOCAL_LDLIBS += -ldl
endif
ifneq ($(TARGET_SIMULATOR),true)
LOCAL_SHARED_LIBRARIES += libdl
endif
LOCAL_C_INCLUDES := \
$(call include-path-for, graphics corecg)
LOCAL_PRELINK_MODULE := false
include $(BUILD_SHARED_LIBRARY)