| /* |
| * Copyright 2021 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 <audio_utils/ChannelMix.h> |
| |
| #include <random> |
| #include <vector> |
| |
| #include <benchmark/benchmark.h> |
| #include <log/log.h> |
| |
| static constexpr audio_channel_mask_t kChannelPositionMasks[] = { |
| AUDIO_CHANNEL_OUT_FRONT_LEFT, |
| AUDIO_CHANNEL_OUT_FRONT_CENTER, |
| AUDIO_CHANNEL_OUT_STEREO, |
| AUDIO_CHANNEL_OUT_2POINT1, |
| AUDIO_CHANNEL_OUT_2POINT0POINT2, |
| AUDIO_CHANNEL_OUT_QUAD, // AUDIO_CHANNEL_OUT_QUAD_BACK |
| AUDIO_CHANNEL_OUT_QUAD_SIDE, |
| AUDIO_CHANNEL_OUT_SURROUND, |
| AUDIO_CHANNEL_OUT_2POINT1POINT2, |
| AUDIO_CHANNEL_OUT_3POINT0POINT2, |
| AUDIO_CHANNEL_OUT_PENTA, |
| AUDIO_CHANNEL_OUT_3POINT1POINT2, |
| AUDIO_CHANNEL_OUT_5POINT1, // AUDIO_CHANNEL_OUT_5POINT1_BACK |
| AUDIO_CHANNEL_OUT_5POINT1_SIDE, |
| AUDIO_CHANNEL_OUT_6POINT1, |
| AUDIO_CHANNEL_OUT_5POINT1POINT2, |
| AUDIO_CHANNEL_OUT_7POINT1, |
| AUDIO_CHANNEL_OUT_5POINT1POINT4, |
| AUDIO_CHANNEL_OUT_7POINT1POINT2, |
| AUDIO_CHANNEL_OUT_7POINT1POINT4, |
| AUDIO_CHANNEL_OUT_13POINT_360RA, |
| AUDIO_CHANNEL_OUT_22POINT2, |
| }; |
| |
| /* |
| $ adb shell /data/benchmarktest64/channelmix_benchmark/channelmix_benchmark |
| Pixel 7 arm64 benchmark |
| |
| ----------------------------------------------------------- |
| Benchmark Time CPU Iterations |
| ----------------------------------------------------------- |
| channelmix_benchmark: |
| #BM_ChannelMix_Stereo/0 2266 ns 2251 ns 310903 |
| #BM_ChannelMix_Stereo/1 2262 ns 2251 ns 310898 |
| #BM_ChannelMix_Stereo/2 255 ns 254 ns 2754285 |
| #BM_ChannelMix_Stereo/3 2969 ns 2954 ns 235901 |
| #BM_ChannelMix_Stereo/4 3350 ns 3334 ns 209901 |
| #BM_ChannelMix_Stereo/5 814 ns 810 ns 863246 |
| #BM_ChannelMix_Stereo/6 814 ns 810 ns 863255 |
| #BM_ChannelMix_Stereo/7 3349 ns 3328 ns 210234 |
| #BM_ChannelMix_Stereo/8 3671 ns 3654 ns 191555 |
| #BM_ChannelMix_Stereo/9 3680 ns 3654 ns 191583 |
| #BM_ChannelMix_Stereo/10 3667 ns 3650 ns 191738 |
| #BM_ChannelMix_Stereo/11 4109 ns 4089 ns 171118 |
| #BM_ChannelMix_Stereo/12 1209 ns 1203 ns 581812 |
| #BM_ChannelMix_Stereo/13 1209 ns 1203 ns 581666 |
| #BM_ChannelMix_Stereo/14 4694 ns 4674 ns 149798 |
| #BM_ChannelMix_Stereo/15 1306 ns 1301 ns 537843 |
| #BM_ChannelMix_Stereo/16 1307 ns 1301 ns 537898 |
| #BM_ChannelMix_Stereo/17 2059 ns 2050 ns 341145 |
| #BM_ChannelMix_Stereo/18 2053 ns 2043 ns 342709 |
| #BM_ChannelMix_Stereo/19 2462 ns 2451 ns 285554 |
| #BM_ChannelMix_Stereo/20 7889 ns 7853 ns 89005 |
| #BM_ChannelMix_Stereo/21 6133 ns 6104 ns 114499 |
| #BM_ChannelMix_5Point1/0 1676 ns 1665 ns 420195 |
| #BM_ChannelMix_5Point1/1 1675 ns 1667 ns 419527 |
| #BM_ChannelMix_5Point1/2 537 ns 535 ns 1310551 |
| #BM_ChannelMix_5Point1/3 3039 ns 3024 ns 231306 |
| #BM_ChannelMix_5Point1/4 3763 ns 3744 ns 186929 |
| #BM_ChannelMix_5Point1/5 698 ns 695 ns 990457 |
| #BM_ChannelMix_5Point1/6 661 ns 657 ns 1058724 |
| #BM_ChannelMix_5Point1/7 3766 ns 3748 ns 186771 |
| #BM_ChannelMix_5Point1/8 4395 ns 4374 ns 159819 |
| #BM_ChannelMix_5Point1/9 4389 ns 4369 ns 160144 |
| #BM_ChannelMix_5Point1/10 4390 ns 4369 ns 160196 |
| #BM_ChannelMix_5Point1/11 5111 ns 5084 ns 137574 |
| #BM_ChannelMix_5Point1/12 652 ns 649 ns 1086857 |
| #BM_ChannelMix_5Point1/13 653 ns 649 ns 1072477 |
| #BM_ChannelMix_5Point1/14 5762 ns 5734 ns 122129 |
| #BM_ChannelMix_5Point1/15 778 ns 774 ns 903415 |
| #BM_ChannelMix_5Point1/16 778 ns 775 ns 903085 |
| #BM_ChannelMix_5Point1/17 1220 ns 1214 ns 575908 |
| #BM_ChannelMix_5Point1/18 1015 ns 1006 ns 694142 |
| #BM_ChannelMix_5Point1/19 1382 ns 1373 ns 509721 |
| #BM_ChannelMix_5Point1/20 10184 ns 10076 ns 69550 |
| #BM_ChannelMix_5Point1/21 5401 ns 5362 ns 130580 |
| #BM_ChannelMix_7Point1/0 1644 ns 1632 ns 428673 |
| #BM_ChannelMix_7Point1/1 1640 ns 1633 ns 428639 |
| #BM_ChannelMix_7Point1/2 722 ns 719 ns 973262 |
| #BM_ChannelMix_7Point1/3 3076 ns 3062 ns 228509 |
| #BM_ChannelMix_7Point1/4 3902 ns 3884 ns 180207 |
| #BM_ChannelMix_7Point1/5 727 ns 723 ns 968505 |
| #BM_ChannelMix_7Point1/6 3905 ns 3886 ns 180132 |
| #BM_ChannelMix_7Point1/7 3903 ns 3886 ns 180110 |
| #BM_ChannelMix_7Point1/8 4723 ns 4700 ns 148911 |
| #BM_ChannelMix_7Point1/9 4727 ns 4704 ns 148850 |
| #BM_ChannelMix_7Point1/10 4723 ns 4702 ns 148944 |
| #BM_ChannelMix_7Point1/11 5518 ns 5492 ns 127454 |
| #BM_ChannelMix_7Point1/12 723 ns 720 ns 971533 |
| #BM_ChannelMix_7Point1/13 5520 ns 5492 ns 127444 |
| #BM_ChannelMix_7Point1/14 6299 ns 6270 ns 111619 |
| #BM_ChannelMix_7Point1/15 561 ns 559 ns 1266804 |
| #BM_ChannelMix_7Point1/16 563 ns 559 ns 1254781 |
| #BM_ChannelMix_7Point1/17 1240 ns 1234 ns 561452 |
| #BM_ChannelMix_7Point1/18 1100 ns 1095 ns 638789 |
| #BM_ChannelMix_7Point1/19 1525 ns 1518 ns 460122 |
| #BM_ChannelMix_7Point1/20 10998 ns 10950 ns 63928 |
| #BM_ChannelMix_7Point1/21 4656 ns 4621 ns 151487 |
| #BM_ChannelMix_7Point1Point4/0 2301 ns 2290 ns 305500 |
| #BM_ChannelMix_7Point1Point4/1 2301 ns 2290 ns 305620 |
| #BM_ChannelMix_7Point1Point4/2 913 ns 908 ns 770049 |
| #BM_ChannelMix_7Point1Point4/3 4232 ns 4212 ns 166032 |
| #BM_ChannelMix_7Point1Point4/4 5241 ns 5216 ns 134179 |
| #BM_ChannelMix_7Point1Point4/5 1084 ns 1079 ns 648761 |
| #BM_ChannelMix_7Point1Point4/6 5243 ns 5219 ns 134126 |
| #BM_ChannelMix_7Point1Point4/7 5250 ns 5226 ns 133968 |
| #BM_ChannelMix_7Point1Point4/8 6225 ns 6194 ns 112973 |
| #BM_ChannelMix_7Point1Point4/9 6223 ns 6193 ns 112985 |
| #BM_ChannelMix_7Point1Point4/10 6223 ns 6193 ns 113047 |
| #BM_ChannelMix_7Point1Point4/11 7416 ns 7380 ns 94840 |
| #BM_ChannelMix_7Point1Point4/12 903 ns 899 ns 778228 |
| #BM_ChannelMix_7Point1Point4/13 7414 ns 7380 ns 94835 |
| #BM_ChannelMix_7Point1Point4/14 8354 ns 8314 ns 84219 |
| #BM_ChannelMix_7Point1Point4/15 818 ns 815 ns 865119 |
| #BM_ChannelMix_7Point1Point4/16 820 ns 816 ns 854456 |
| #BM_ChannelMix_7Point1Point4/17 1106 ns 1100 ns 636240 |
| #BM_ChannelMix_7Point1Point4/18 1104 ns 1099 ns 636313 |
| #BM_ChannelMix_7Point1Point4/19 1151 ns 1145 ns 611497 |
| #BM_ChannelMix_7Point1Point4/20 14454 ns 14385 ns 48561 |
| #BM_ChannelMix_7Point1Point4/21 5982 ns 5954 ns 117562 |
| */ |
| |
| template<audio_channel_mask_t OUTPUT_CHANNEL_MASK> |
| static void BenchmarkChannelMix(benchmark::State& state) { |
| const audio_channel_mask_t channelMask = kChannelPositionMasks[state.range(0)]; |
| using namespace ::android::audio_utils::channels; |
| ChannelMix<OUTPUT_CHANNEL_MASK> channelMix(channelMask); |
| const size_t outChannels = audio_channel_count_from_out_mask(OUTPUT_CHANNEL_MASK); |
| constexpr size_t frameCount = 1024; |
| size_t inChannels = audio_channel_count_from_out_mask(channelMask); |
| std::vector<float> input(inChannels * frameCount); |
| std::vector<float> output(outChannels * frameCount); |
| constexpr float amplitude = 0.01f; |
| |
| std::minstd_rand gen(channelMask); |
| std::uniform_real_distribution<> dis(-amplitude, amplitude); |
| for (auto& in : input) { |
| in = dis(gen); |
| } |
| |
| assert(channelMix.getInputChannelMask() != AUDIO_CHANNEL_NONE); |
| // Run the test |
| for (auto _ : state) { |
| benchmark::DoNotOptimize(input.data()); |
| benchmark::DoNotOptimize(output.data()); |
| channelMix.process(input.data(), output.data(), frameCount, false /* accumulate */); |
| benchmark::ClobberMemory(); |
| } |
| |
| state.SetComplexityN(inChannels); |
| state.SetLabel(audio_channel_out_mask_to_string(channelMask)); |
| } |
| |
| static void BM_ChannelMix_Stereo(benchmark::State& state) { |
| BenchmarkChannelMix<AUDIO_CHANNEL_OUT_STEREO>(state); |
| } |
| |
| static void BM_ChannelMix_5Point1(benchmark::State& state) { |
| BenchmarkChannelMix<AUDIO_CHANNEL_OUT_5POINT1>(state); |
| } |
| |
| static void BM_ChannelMix_7Point1(benchmark::State& state) { |
| BenchmarkChannelMix<AUDIO_CHANNEL_OUT_7POINT1>(state); |
| } |
| |
| static void BM_ChannelMix_7Point1Point4(benchmark::State& state) { |
| BenchmarkChannelMix<AUDIO_CHANNEL_OUT_7POINT1POINT4>(state); |
| } |
| |
| static void ChannelMixArgs(benchmark::internal::Benchmark* b) { |
| for (int i = 0; i < (int)std::size(kChannelPositionMasks); i++) { |
| b->Args({i}); |
| } |
| } |
| |
| BENCHMARK(BM_ChannelMix_Stereo)->Apply(ChannelMixArgs); |
| |
| BENCHMARK(BM_ChannelMix_5Point1)->Apply(ChannelMixArgs); |
| |
| BENCHMARK(BM_ChannelMix_7Point1)->Apply(ChannelMixArgs); |
| |
| BENCHMARK(BM_ChannelMix_7Point1Point4)->Apply(ChannelMixArgs); |
| |
| BENCHMARK_MAIN(); |
