Merge "lvm equalizer: Avoid unconditional clearing of biquads"
diff --git a/media/libeffects/lvm/lib/Eq/src/LVEQNB_Control.cpp b/media/libeffects/lvm/lib/Eq/src/LVEQNB_Control.cpp
index 7e5caed..1eadd27 100644
--- a/media/libeffects/lvm/lib/Eq/src/LVEQNB_Control.cpp
+++ b/media/libeffects/lvm/lib/Eq/src/LVEQNB_Control.cpp
@@ -313,9 +313,9 @@
*/
pInstance->eqBiquad.resize(pParams->NBands,
android::audio_utils::BiquadFilter<LVM_FLOAT>(pParams->NrChannels));
- LVEQNB_ClearFilterHistory(pInstance);
if (bChange || modeChange) {
+ LVEQNB_ClearFilterHistory(pInstance);
/*
* If the sample rate has changed clear the history
*/
diff --git a/media/libeffects/lvm/tests/EffectBundleTest.cpp b/media/libeffects/lvm/tests/EffectBundleTest.cpp
index 881ffb1..018cb7c 100644
--- a/media/libeffects/lvm/tests/EffectBundleTest.cpp
+++ b/media/libeffects/lvm/tests/EffectBundleTest.cpp
@@ -14,29 +14,39 @@
* limitations under the License.
*/
+#include <system/audio_effects/effect_bassboost.h>
+#include <system/audio_effects/effect_equalizer.h>
+#include <system/audio_effects/effect_virtualizer.h>
#include "EffectTestHelper.h"
-using namespace android;
-// Update isBassBoost, if the order of effects is updated
-constexpr effect_uuid_t kEffectUuids[] = {
+using namespace android;
+typedef enum {
+ EFFECT_BASS_BOOST,
+ EFFECT_EQUALIZER,
+ EFFECT_VIRTUALIZER,
+ EFFECT_VOLUME
+} effect_type_t;
+
+const std::map<effect_type_t, effect_uuid_t> kEffectUuids = {
// NXP SW BassBoost
- {0x8631f300, 0x72e2, 0x11df, 0xb57e, {0x00, 0x02, 0xa5, 0xd5, 0xc5, 0x1b}},
- // NXP SW Virtualizer
- {0x1d4033c0, 0x8557, 0x11df, 0x9f2d, {0x00, 0x02, 0xa5, 0xd5, 0xc5, 0x1b}},
+ {EFFECT_BASS_BOOST,
+ {0x8631f300, 0x72e2, 0x11df, 0xb57e, {0x00, 0x02, 0xa5, 0xd5, 0xc5, 0x1b}}},
// NXP SW Equalizer
- {0xce772f20, 0x847d, 0x11df, 0xbb17, {0x00, 0x02, 0xa5, 0xd5, 0xc5, 0x1b}},
+ {EFFECT_EQUALIZER,
+ {0xce772f20, 0x847d, 0x11df, 0xbb17, {0x00, 0x02, 0xa5, 0xd5, 0xc5, 0x1b}}},
+ // NXP SW Virtualizer
+ {EFFECT_VIRTUALIZER,
+ {0x1d4033c0, 0x8557, 0x11df, 0x9f2d, {0x00, 0x02, 0xa5, 0xd5, 0xc5, 0x1b}}},
// NXP SW Volume
- {0x119341a0, 0x8469, 0x11df, 0x81f9, {0x00, 0x02, 0xa5, 0xd5, 0xc5, 0x1b}},
+ {EFFECT_VOLUME, {0x119341a0, 0x8469, 0x11df, 0x81f9, {0x00, 0x02, 0xa5, 0xd5, 0xc5, 0x1b}}},
};
-static bool isBassBoost(const effect_uuid_t* uuid) {
- // Update this, if the order of effects in kEffectUuids is updated
- return uuid == &kEffectUuids[0];
-}
+const size_t kNumEffectUuids = std::size(kEffectUuids);
-constexpr size_t kNumEffectUuids = std::size(kEffectUuids);
+constexpr float kMinAmplitude = -1.0f;
+constexpr float kMaxAmplitude = 1.0f;
-typedef std::tuple<int, int, int, int, int> SingleEffectTestParam;
+using SingleEffectTestParam = std::tuple<int, int, int, int, int>;
class SingleEffectTest : public ::testing::TestWithParam<SingleEffectTestParam> {
public:
SingleEffectTest()
@@ -46,7 +56,8 @@
mFrameCount(EffectTestHelper::kFrameCounts[std::get<2>(GetParam())]),
mLoopCount(EffectTestHelper::kLoopCounts[std::get<3>(GetParam())]),
mTotalFrameCount(mFrameCount * mLoopCount),
- mUuid(&kEffectUuids[std::get<4>(GetParam())]) {}
+ mEffectType((effect_type_t)std::get<4>(GetParam())),
+ mUuid(kEffectUuids.at(mEffectType)) {}
const size_t mChMask;
const size_t mChannelCount;
@@ -54,7 +65,8 @@
const size_t mFrameCount;
const size_t mLoopCount;
const size_t mTotalFrameCount;
- const effect_uuid_t* mUuid;
+ const effect_type_t mEffectType;
+ const effect_uuid_t mUuid;
};
// Tests applying a single effect
@@ -63,7 +75,7 @@
<< "chMask: " << mChMask << " sampleRate: " << mSampleRate
<< " frameCount: " << mFrameCount << " loopCount: " << mLoopCount);
- EffectTestHelper effect(mUuid, mChMask, mChMask, mSampleRate, mFrameCount, mLoopCount);
+ EffectTestHelper effect(&mUuid, mChMask, mChMask, mSampleRate, mFrameCount, mLoopCount);
ASSERT_NO_FATAL_FAILURE(effect.createEffect());
ASSERT_NO_FATAL_FAILURE(effect.setConfig());
@@ -72,7 +84,7 @@
std::vector<float> input(mTotalFrameCount * mChannelCount);
std::vector<float> output(mTotalFrameCount * mChannelCount);
std::minstd_rand gen(mChMask);
- std::uniform_real_distribution<> dis(-1.0f, 1.0f);
+ std::uniform_real_distribution<> dis(kMinAmplitude, kMaxAmplitude);
for (auto& in : input) {
in = dis(gen);
}
@@ -88,7 +100,7 @@
::testing::Range(0, (int)EffectTestHelper::kNumLoopCounts),
::testing::Range(0, (int)kNumEffectUuids)));
-typedef std::tuple<int, int, int, int> SingleEffectComparisonTestParam;
+using SingleEffectComparisonTestParam = std::tuple<int, int, int, int>;
class SingleEffectComparisonTest
: public ::testing::TestWithParam<SingleEffectComparisonTestParam> {
public:
@@ -97,13 +109,15 @@
mFrameCount(EffectTestHelper::kFrameCounts[std::get<1>(GetParam())]),
mLoopCount(EffectTestHelper::kLoopCounts[std::get<2>(GetParam())]),
mTotalFrameCount(mFrameCount * mLoopCount),
- mUuid(&kEffectUuids[std::get<3>(GetParam())]) {}
+ mEffectType((effect_type_t)std::get<3>(GetParam())),
+ mUuid(kEffectUuids.at(mEffectType)) {}
const size_t mSampleRate;
const size_t mFrameCount;
const size_t mLoopCount;
const size_t mTotalFrameCount;
- const effect_uuid_t* mUuid;
+ const effect_type_t mEffectType;
+ const effect_uuid_t mUuid;
};
// Compares first two channels in multi-channel output to stereo output when same effect is applied
@@ -115,7 +129,7 @@
std::vector<float> monoInput(mTotalFrameCount);
std::minstd_rand gen(mSampleRate);
- std::uniform_real_distribution<> dis(-1.0f, 1.0f);
+ std::uniform_real_distribution<> dis(kMinAmplitude, kMaxAmplitude);
for (auto& in : monoInput) {
in = dis(gen);
}
@@ -126,7 +140,7 @@
mTotalFrameCount * sizeof(float) * FCC_1);
// Apply effect on stereo channels
- EffectTestHelper stereoEffect(mUuid, AUDIO_CHANNEL_OUT_STEREO, AUDIO_CHANNEL_OUT_STEREO,
+ EffectTestHelper stereoEffect(&mUuid, AUDIO_CHANNEL_OUT_STEREO, AUDIO_CHANNEL_OUT_STEREO,
mSampleRate, mFrameCount, mLoopCount);
ASSERT_NO_FATAL_FAILURE(stereoEffect.createEffect());
@@ -142,7 +156,7 @@
for (size_t chMask : EffectTestHelper::kChMasks) {
size_t channelCount = audio_channel_count_from_out_mask(chMask);
- EffectTestHelper testEffect(mUuid, chMask, chMask, mSampleRate, mFrameCount, mLoopCount);
+ EffectTestHelper testEffect(&mUuid, chMask, chMask, mSampleRate, mFrameCount, mLoopCount);
ASSERT_NO_FATAL_FAILURE(testEffect.createEffect());
ASSERT_NO_FATAL_FAILURE(testEffect.setConfig());
@@ -170,7 +184,7 @@
memcpy_to_i16_from_float(stereoTestI16.data(), stereoTestOutput.data(),
mTotalFrameCount * FCC_2);
- if (isBassBoost(mUuid)) {
+ if (EFFECT_BASS_BOOST == mEffectType) {
// SNR must be above the threshold
float snr = computeSnr<int16_t>(stereoRefI16.data(), stereoTestI16.data(),
mTotalFrameCount * FCC_2);
@@ -191,6 +205,135 @@
::testing::Range(0, (int)EffectTestHelper::kNumLoopCounts),
::testing::Range(0, (int)kNumEffectUuids)));
+using SingleEffectDefaultSetParamTestParam = std::tuple<int, int, int>;
+class SingleEffectDefaultSetParamTest
+ : public ::testing::TestWithParam<SingleEffectDefaultSetParamTestParam> {
+ public:
+ SingleEffectDefaultSetParamTest()
+ : mChMask(EffectTestHelper::kChMasks[std::get<0>(GetParam())]),
+ mChannelCount(audio_channel_count_from_out_mask(mChMask)),
+ mSampleRate(16000),
+ mFrameCount(EffectTestHelper::kFrameCounts[std::get<1>(GetParam())]),
+ mLoopCount(1),
+ mTotalFrameCount(mFrameCount * mLoopCount),
+ mEffectType((effect_type_t)std::get<2>(GetParam())),
+ mUuid(kEffectUuids.at(mEffectType)) {}
+
+ const size_t mChMask;
+ const size_t mChannelCount;
+ const size_t mSampleRate;
+ const size_t mFrameCount;
+ const size_t mLoopCount;
+ const size_t mTotalFrameCount;
+ const effect_type_t mEffectType;
+ const effect_uuid_t mUuid;
+};
+
+// Tests verifying that redundant setParam calls do not alter output
+TEST_P(SingleEffectDefaultSetParamTest, SimpleProcess) {
+ SCOPED_TRACE(testing::Message()
+ << "chMask: " << mChMask << " sampleRate: " << mSampleRate
+ << " frameCount: " << mFrameCount << " loopCount: " << mLoopCount);
+ // effect.process() handles mTotalFrameCount * mChannelCount samples in each call.
+ // This test calls process() twice per effect, hence total samples when allocating
+ // input and output vectors is twice the number of samples processed in one call.
+ size_t totalNumSamples = 2 * mTotalFrameCount * mChannelCount;
+ // Initialize input buffer with deterministic pseudo-random values
+ std::vector<float> input(totalNumSamples);
+ std::minstd_rand gen(mChMask);
+ std::uniform_real_distribution<> dis(kMinAmplitude, kMaxAmplitude);
+ for (auto& in : input) {
+ in = dis(gen);
+ }
+
+ uint32_t key;
+ int32_t value1, value2;
+ switch (mEffectType) {
+ case EFFECT_BASS_BOOST:
+ key = BASSBOOST_PARAM_STRENGTH;
+ value1 = 1;
+ value2 = 14;
+ break;
+ case EFFECT_VIRTUALIZER:
+ key = VIRTUALIZER_PARAM_STRENGTH;
+ value1 = 0;
+ value2 = 100;
+ break;
+ case EFFECT_EQUALIZER:
+ key = EQ_PARAM_CUR_PRESET;
+ value1 = 0;
+ value2 = 1;
+ break;
+ case EFFECT_VOLUME:
+ key = 0 /* VOLUME_PARAM_LEVEL */;
+ value1 = 0;
+ value2 = -100;
+ break;
+ default:
+ FAIL() << "Unsupported effect type : " << mEffectType;
+ }
+
+ EffectTestHelper refEffect(&mUuid, mChMask, mChMask, mSampleRate, mFrameCount, mLoopCount);
+
+ ASSERT_NO_FATAL_FAILURE(refEffect.createEffect());
+ ASSERT_NO_FATAL_FAILURE(refEffect.setConfig());
+
+ if (EFFECT_BASS_BOOST == mEffectType) {
+ ASSERT_NO_FATAL_FAILURE(refEffect.setParam<int16_t>(key, value1));
+ } else {
+ ASSERT_NO_FATAL_FAILURE(refEffect.setParam<int32_t>(key, value1));
+ }
+ std::vector<float> refOutput(totalNumSamples);
+ float* pInput = input.data();
+ float* pOutput = refOutput.data();
+ ASSERT_NO_FATAL_FAILURE(refEffect.process(pInput, pOutput));
+
+ pInput += totalNumSamples / 2;
+ pOutput += totalNumSamples / 2;
+ ASSERT_NO_FATAL_FAILURE(refEffect.process(pInput, pOutput));
+ ASSERT_NO_FATAL_FAILURE(refEffect.releaseEffect());
+
+ EffectTestHelper testEffect(&mUuid, mChMask, mChMask, mSampleRate, mFrameCount, mLoopCount);
+
+ ASSERT_NO_FATAL_FAILURE(testEffect.createEffect());
+ ASSERT_NO_FATAL_FAILURE(testEffect.setConfig());
+
+ if (EFFECT_BASS_BOOST == mEffectType) {
+ ASSERT_NO_FATAL_FAILURE(testEffect.setParam<int16_t>(key, value1));
+ } else {
+ ASSERT_NO_FATAL_FAILURE(testEffect.setParam<int32_t>(key, value1));
+ }
+
+ std::vector<float> testOutput(totalNumSamples);
+ pInput = input.data();
+ pOutput = testOutput.data();
+ ASSERT_NO_FATAL_FAILURE(testEffect.process(pInput, pOutput));
+
+ // Call setParam once to change the parameters, and then call setParam again
+ // to restore the parameters to the initial state, making the first setParam
+ // call redundant
+ if (EFFECT_BASS_BOOST == mEffectType) {
+ ASSERT_NO_FATAL_FAILURE(testEffect.setParam<int16_t>(key, value2));
+ ASSERT_NO_FATAL_FAILURE(testEffect.setParam<int16_t>(key, value1));
+ } else {
+ ASSERT_NO_FATAL_FAILURE(testEffect.setParam<int32_t>(key, value2));
+ ASSERT_NO_FATAL_FAILURE(testEffect.setParam<int32_t>(key, value1));
+ }
+
+ pInput += totalNumSamples / 2;
+ pOutput += totalNumSamples / 2;
+ ASSERT_NO_FATAL_FAILURE(testEffect.process(pInput, pOutput));
+ ASSERT_NO_FATAL_FAILURE(testEffect.releaseEffect());
+ ASSERT_TRUE(areNearlySame(refOutput.data(), testOutput.data(), totalNumSamples))
+ << "Outputs do not match with default setParam calls";
+}
+
+INSTANTIATE_TEST_SUITE_P(
+ EffectBundleTestAll, SingleEffectDefaultSetParamTest,
+ ::testing::Combine(::testing::Range(0, (int)EffectTestHelper::kNumChMasks),
+ ::testing::Range(0, (int)EffectTestHelper::kNumFrameCounts),
+ ::testing::Range(0, (int)kNumEffectUuids)));
+
int main(int argc, char** argv) {
::testing::InitGoogleTest(&argc, argv);
int status = RUN_ALL_TESTS();
diff --git a/media/libeffects/lvm/tests/EffectTestHelper.cpp b/media/libeffects/lvm/tests/EffectTestHelper.cpp
index 625c15a..ec727c7 100644
--- a/media/libeffects/lvm/tests/EffectTestHelper.cpp
+++ b/media/libeffects/lvm/tests/EffectTestHelper.cpp
@@ -50,23 +50,6 @@
ASSERT_EQ(reply, 0) << "cmd_enable reply non zero " << reply;
}
-void EffectTestHelper::setParam(uint32_t type, uint32_t value) {
- int reply = 0;
- uint32_t replySize = sizeof(reply);
- uint32_t paramData[2] = {type, value};
- auto effectParam = new effect_param_t[sizeof(effect_param_t) + sizeof(paramData)];
- memcpy(&effectParam->data[0], ¶mData[0], sizeof(paramData));
- effectParam->psize = sizeof(paramData[0]);
- effectParam->vsize = sizeof(paramData[1]);
- int status = (*mEffectHandle)
- ->command(mEffectHandle, EFFECT_CMD_SET_PARAM,
- sizeof(effect_param_t) + sizeof(paramData), effectParam,
- &replySize, &reply);
- delete[] effectParam;
- ASSERT_EQ(status, 0) << "set_param returned an error " << status;
- ASSERT_EQ(reply, 0) << "set_param reply non zero " << reply;
-}
-
void EffectTestHelper::process(float* input, float* output) {
audio_buffer_t inBuffer = {.frameCount = mFrameCount, .f32 = input};
audio_buffer_t outBuffer = {.frameCount = mFrameCount, .f32 = output};
diff --git a/media/libeffects/lvm/tests/EffectTestHelper.h b/media/libeffects/lvm/tests/EffectTestHelper.h
index 3854d46..bcee84e 100644
--- a/media/libeffects/lvm/tests/EffectTestHelper.h
+++ b/media/libeffects/lvm/tests/EffectTestHelper.h
@@ -50,6 +50,23 @@
return snr;
}
+template <typename T>
+static float areNearlySame(const T* ref, const T* tst, size_t count) {
+ T delta;
+ if constexpr (std::is_floating_point_v<T>) {
+ delta = std::numeric_limits<T>::epsilon();
+ } else {
+ delta = 1;
+ }
+ for (size_t i = 0; i < count; ++i) {
+ const double diff(tst[i] - ref[i]);
+ if (abs(diff) > delta) {
+ return false;
+ }
+ }
+ return true;
+}
+
class EffectTestHelper {
public:
EffectTestHelper(const effect_uuid_t* uuid, size_t inChMask, size_t outChMask,
@@ -65,7 +82,25 @@
void createEffect();
void releaseEffect();
void setConfig();
- void setParam(uint32_t type, uint32_t val);
+ template <typename VALUE_DTYPE>
+ void setParam(uint32_t type, VALUE_DTYPE const value) {
+ int reply = 0;
+ uint32_t replySize = sizeof(reply);
+
+ uint8_t paramData[sizeof(effect_param_t) + sizeof(type) + sizeof(value)];
+ auto effectParam = (effect_param_t*)paramData;
+
+ memcpy(&effectParam->data[0], &type, sizeof(type));
+ memcpy(&effectParam->data[sizeof(type)], &value, sizeof(value));
+ effectParam->psize = sizeof(type);
+ effectParam->vsize = sizeof(value);
+ int status = (*mEffectHandle)
+ ->command(mEffectHandle, EFFECT_CMD_SET_PARAM,
+ sizeof(effect_param_t) + sizeof(type) + sizeof(value),
+ effectParam, &replySize, &reply);
+ ASSERT_EQ(status, 0) << "set_param returned an error " << status;
+ ASSERT_EQ(reply, 0) << "set_param reply non zero " << reply;
+ };
void process(float* input, float* output);
// Corresponds to SNR for 1 bit difference between two int16_t signals
