android13/frameworks/av/media/libeffects/lvm/benchmarks/reverb_benchmark.cpp

181 lines
6.6 KiB
C++

/*
* 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>
#include "EffectReverb.h"
extern audio_effect_library_t AUDIO_EFFECT_LIBRARY_INFO_SYM;
constexpr effect_uuid_t kEffectUuids[] = {
{0x172cdf00,
0xa3bc,
0x11df,
0xa72f,
{0x00, 0x02, 0xa5, 0xd5, 0xc5, 0x1b}}, // preset-insert mode
{0xf29a1400,
0xa3bb,
0x11df,
0x8ddc,
{0x00, 0x02, 0xa5, 0xd5, 0xc5, 0x1b}}, // preset-aux mode
};
constexpr size_t kNumEffectUuids = std::size(kEffectUuids);
constexpr size_t kFrameCount = 2048;
constexpr int kPresets[] = {
REVERB_PRESET_NONE, REVERB_PRESET_SMALLROOM, REVERB_PRESET_MEDIUMROOM,
REVERB_PRESET_LARGEROOM, REVERB_PRESET_MEDIUMHALL, REVERB_PRESET_LARGEHALL,
REVERB_PRESET_PLATE,
};
constexpr size_t kNumPresets = std::size(kPresets);
constexpr int kSampleRate = 44100;
int reverbSetConfigParam(uint32_t paramType, uint32_t paramValue, effect_handle_t effectHandle) {
int reply = 0;
uint32_t replySize = sizeof(reply);
uint32_t paramData[2] = {paramType, paramValue};
auto effectParam = (effect_param_t*)malloc(sizeof(effect_param_t) + sizeof(paramData));
memcpy(&effectParam->data[0], &paramData[0], sizeof(paramData));
effectParam->psize = sizeof(paramData[0]);
effectParam->vsize = sizeof(paramData[1]);
int status = (*effectHandle)
->command(effectHandle, EFFECT_CMD_SET_PARAM,
sizeof(effect_param_t) + sizeof(paramData), effectParam,
&replySize, &reply);
free(effectParam);
if (status != 0) {
ALOGE("Reverb set config returned an error = %d\n", status);
return status;
}
return reply;
}
/*******************************************************************
* A test result running on Pixel 3 with for comparison.
* The first parameter indicates the preset level id.
* The second parameter indicates the effect.
* 0: preset-insert mode, 1: preset-aux mode
* --------------------------------------------------------
* Benchmark Time CPU Iterations
* --------------------------------------------------------
* BM_REVERB/0/0 19312 ns 19249 ns 36282
* BM_REVERB/0/1 5613 ns 5596 ns 125032
* BM_REVERB/1/0 605453 ns 603714 ns 1131
* BM_REVERB/1/1 589421 ns 587758 ns 1161
* BM_REVERB/2/0 605760 ns 604006 ns 1131
* BM_REVERB/2/1 589434 ns 587777 ns 1161
* BM_REVERB/3/0 605574 ns 603828 ns 1131
* BM_REVERB/3/1 589566 ns 587862 ns 1162
* BM_REVERB/4/0 605634 ns 603894 ns 1131
* BM_REVERB/4/1 589506 ns 587856 ns 1161
* BM_REVERB/5/0 605644 ns 603929 ns 1131
* BM_REVERB/5/1 589592 ns 587863 ns 1161
* BM_REVERB/6/0 610544 ns 608561 ns 1131
* BM_REVERB/6/1 589686 ns 587871 ns 1161
*******************************************************************/
static void BM_REVERB(benchmark::State& state) {
const size_t chMask = AUDIO_CHANNEL_OUT_STEREO;
const size_t preset = kPresets[state.range(0)];
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);
std::vector<float> output(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;
}
if (int status = reverbSetConfigParam(REVERB_PARAM_PRESET, preset, effectHandle); status != 0) {
ALOGE("Invalid reverb preset. Error %d\n", status);
return;
}
// Run the test
for (auto _ : state) {
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 REVERBArgs(benchmark::internal::Benchmark* b) {
for (int i = 0; i < kNumPresets; i++) {
for (int j = 0; j < kNumEffectUuids; ++j) {
b->Args({i, j});
}
}
}
BENCHMARK(BM_REVERB)->Apply(REVERBArgs);
BENCHMARK_MAIN();