lvm benchmark : Initial version
Bug: 171747432
Test: lvm_benchmark
Change-Id: Ibbe172a5e240c021cca0b952a2a7db249ba8b4be
diff --git a/media/libeffects/lvm/benchmarks/Android.bp b/media/libeffects/lvm/benchmarks/Android.bp
new file mode 100644
index 0000000..420e172
--- /dev/null
+++ b/media/libeffects/lvm/benchmarks/Android.bp
@@ -0,0 +1,16 @@
+cc_benchmark {
+ name: "lvm_benchmark",
+ vendor: true,
+ srcs: ["lvm_benchmark.cpp"],
+ static_libs: [
+ "libbundlewrapper",
+ "libmusicbundle",
+ ],
+ shared_libs: [
+ "libaudioutils",
+ "liblog",
+ ],
+ header_libs: [
+ "libhardware_headers",
+ ],
+}
diff --git a/media/libeffects/lvm/benchmarks/lvm_benchmark.cpp b/media/libeffects/lvm/benchmarks/lvm_benchmark.cpp
new file mode 100644
index 0000000..ee9da3f
--- /dev/null
+++ b/media/libeffects/lvm/benchmarks/lvm_benchmark.cpp
@@ -0,0 +1,168 @@
+/*
+ * Copyright 2020 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.
+ */
+
+#include <array>
+#include <climits>
+#include <cstdlib>
+#include <random>
+#include <vector>
+#include <log/log.h>
+#include <benchmark/benchmark.h>
+#include <hardware/audio_effect.h>
+#include <system/audio.h>
+
+extern audio_effect_library_t AUDIO_EFFECT_LIBRARY_INFO_SYM;
+constexpr 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}},
+ // NXP SW Equalizer
+ {0xce772f20, 0x847d, 0x11df, 0xbb17, {0x00, 0x02, 0xa5, 0xd5, 0xc5, 0x1b}},
+ // NXP SW Volume
+ {0x119341a0, 0x8469, 0x11df, 0x81f9, {0x00, 0x02, 0xa5, 0xd5, 0xc5, 0x1b}},
+};
+
+constexpr size_t kNumEffectUuids = std::size(kEffectUuids);
+
+constexpr size_t kFrameCount = 2048;
+
+constexpr audio_channel_mask_t kChMasks[] = {
+ AUDIO_CHANNEL_OUT_MONO, AUDIO_CHANNEL_OUT_STEREO, AUDIO_CHANNEL_OUT_2POINT1,
+ AUDIO_CHANNEL_OUT_QUAD, AUDIO_CHANNEL_OUT_PENTA, AUDIO_CHANNEL_OUT_5POINT1,
+ AUDIO_CHANNEL_OUT_6POINT1, AUDIO_CHANNEL_OUT_7POINT1,
+};
+
+constexpr size_t kNumChMasks = std::size(kChMasks);
+constexpr int kSampleRate = 44100;
+// TODO(b/131240940) Remove once effects are updated to produce mono output
+constexpr size_t kMinOutputChannelCount = 2;
+
+/*******************************************************************
+ * A test result running on Pixel 3 for comparison.
+ * The first parameter indicates the number of channels.
+ * The second parameter indicates the effect.
+ * 0: Bass Boost, 1: Virtualizer, 2: Equalizer, 3: Volume
+ * -----------------------------------------------------
+ * Benchmark Time CPU Iterations
+ * -----------------------------------------------------
+ * BM_LVM/2/0 131279 ns 130855 ns 5195
+ * BM_LVM/2/1 184814 ns 184219 ns 3799
+ * BM_LVM/2/2 91935 ns 91649 ns 7647
+ * BM_LVM/2/3 26707 ns 26623 ns 26281
+ * BM_LVM/3/0 172130 ns 171562 ns 4085
+ * BM_LVM/3/1 192443 ns 191923 ns 3644
+ * BM_LVM/3/2 127444 ns 127107 ns 5483
+ * BM_LVM/3/3 26811 ns 26730 ns 26163
+ * BM_LVM/4/0 223688 ns 223076 ns 3133
+ * BM_LVM/4/1 204961 ns 204408 ns 3425
+ * BM_LVM/4/2 169162 ns 168708 ns 4143
+ * BM_LVM/4/3 37330 ns 37225 ns 18795
+ * BM_LVM/5/0 272628 ns 271668 ns 2568
+ * BM_LVM/5/1 218487 ns 217883 ns 3212
+ * BM_LVM/5/2 211049 ns 210479 ns 3324
+ * BM_LVM/5/3 46962 ns 46835 ns 15051
+ * BM_LVM/6/0 318881 ns 317734 ns 2216
+ * BM_LVM/6/1 231899 ns 231244 ns 3028
+ * BM_LVM/6/2 252655 ns 251963 ns 2771
+ * BM_LVM/6/3 54944 ns 54794 ns 12799
+ * BM_LVM/7/0 366622 ns 365262 ns 1916
+ * BM_LVM/7/1 245076 ns 244388 ns 2866
+ * BM_LVM/7/2 295105 ns 294304 ns 2379
+ * BM_LVM/7/3 63595 ns 63420 ns 11070
+ * BM_LVM/8/0 410957 ns 409387 ns 1706
+ * BM_LVM/8/1 257824 ns 257098 ns 2723
+ * BM_LVM/8/2 342546 ns 341530 ns 2059
+ * BM_LVM/8/3 72896 ns 72700 ns 9685
+ *******************************************************************/
+
+static void BM_LVM(benchmark::State& state) {
+ const size_t chMask = kChMasks[state.range(0) - 1];
+ const effect_uuid_t uuid = kEffectUuids[state.range(1)];
+ const size_t channelCount = audio_channel_count_from_out_mask(chMask);
+
+ // Initialize input buffer with deterministic pseudo-random values
+ std::minstd_rand gen(chMask);
+ std::uniform_real_distribution<> dis(-1.0f, 1.0f);
+ std::vector<float> input(kFrameCount * channelCount);
+ for (auto& in : input) {
+ in = dis(gen);
+ }
+
+ effect_handle_t effectHandle = nullptr;
+ if (int status = AUDIO_EFFECT_LIBRARY_INFO_SYM.create_effect(&uuid, 1, 1, &effectHandle);
+ status != 0) {
+ ALOGE("create_effect returned an error = %d\n", status);
+ return;
+ }
+
+ effect_config_t config{};
+ config.inputCfg.samplingRate = config.outputCfg.samplingRate = kSampleRate;
+ config.inputCfg.channels = config.outputCfg.channels = chMask;
+ config.inputCfg.format = config.outputCfg.format = AUDIO_FORMAT_PCM_FLOAT;
+
+ int reply = 0;
+ uint32_t replySize = sizeof(reply);
+ if (int status = (*effectHandle)
+ ->command(effectHandle, EFFECT_CMD_SET_CONFIG, sizeof(effect_config_t),
+ &config, &replySize, &reply);
+ status != 0) {
+ ALOGE("command returned an error = %d\n", status);
+ return;
+ }
+
+ if (int status =
+ (*effectHandle)
+ ->command(effectHandle, EFFECT_CMD_ENABLE, 0, nullptr, &replySize, &reply);
+ status != 0) {
+ ALOGE("Command enable call returned error %d\n", reply);
+ return;
+ }
+
+ // Run the test
+ for (auto _ : state) {
+ std::vector<float> output(kFrameCount * std::max(channelCount, kMinOutputChannelCount));
+
+ benchmark::DoNotOptimize(input.data());
+ benchmark::DoNotOptimize(output.data());
+
+ audio_buffer_t inBuffer = {.frameCount = kFrameCount, .f32 = input.data()};
+ audio_buffer_t outBuffer = {.frameCount = kFrameCount, .f32 = output.data()};
+ (*effectHandle)->process(effectHandle, &inBuffer, &outBuffer);
+
+ benchmark::ClobberMemory();
+ }
+
+ state.SetComplexityN(state.range(0));
+
+ if (int status = AUDIO_EFFECT_LIBRARY_INFO_SYM.release_effect(effectHandle); status != 0) {
+ ALOGE("release_effect returned an error = %d\n", status);
+ return;
+ }
+}
+
+static void LVMArgs(benchmark::internal::Benchmark* b) {
+ // TODO(b/131240940) Test single channel once effects are updated to process mono data
+ for (int i = 2; i <= kNumChMasks; i++) {
+ for (int j = 0; j < kNumEffectUuids; ++j) {
+ b->Args({i, j});
+ }
+ }
+}
+
+BENCHMARK(BM_LVM)->Apply(LVMArgs);
+
+BENCHMARK_MAIN();