| /* |
| * Copyright (C) 2022 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 <cstdint> |
| #include <limits> |
| #include <type_traits> |
| #include <utility> |
| #include <vector> |
| |
| #include <Utils.h> |
| |
| #include <gtest/gtest.h> |
| #define LOG_TAG "Utils_Test" |
| #include <log/log.h> |
| |
| using aidl::android::media::audio::common::AudioChannelLayout; |
| using aidl::android::media::audio::common::AudioFormatDescription; |
| using aidl::android::media::audio::common::AudioFormatType; |
| using aidl::android::media::audio::common::PcmType; |
| using android::hardware::audio::common::getChannelCount; |
| using android::hardware::audio::common::getFrameSizeInBytes; |
| using android::hardware::audio::common::getPcmSampleSizeInBytes; |
| |
| TEST(UtilsTest, ChannelCountOddCases) { |
| using Tag = AudioChannelLayout::Tag; |
| EXPECT_EQ(0UL, getChannelCount(AudioChannelLayout{})); |
| EXPECT_EQ(0UL, getChannelCount(AudioChannelLayout::make<Tag::invalid>(0))); |
| EXPECT_EQ(0UL, getChannelCount(AudioChannelLayout::make<Tag::invalid>(-1))); |
| } |
| |
| TEST(UtilsTest, ChannelCountForIndexMask) { |
| using Tag = AudioChannelLayout::Tag; |
| EXPECT_EQ(0UL, getChannelCount(AudioChannelLayout::make<Tag::indexMask>(0))); |
| #define VERIFY_INDEX_MASK(N) \ |
| { \ |
| const auto l = \ |
| AudioChannelLayout::make<Tag::indexMask>(AudioChannelLayout::INDEX_MASK_##N); \ |
| EXPECT_EQ(N##UL, getChannelCount(l)) << l.toString(); \ |
| } |
| VERIFY_INDEX_MASK(1); |
| VERIFY_INDEX_MASK(2); |
| VERIFY_INDEX_MASK(3); |
| VERIFY_INDEX_MASK(4); |
| VERIFY_INDEX_MASK(5); |
| VERIFY_INDEX_MASK(6); |
| VERIFY_INDEX_MASK(7); |
| VERIFY_INDEX_MASK(8); |
| VERIFY_INDEX_MASK(9); |
| VERIFY_INDEX_MASK(10); |
| VERIFY_INDEX_MASK(11); |
| VERIFY_INDEX_MASK(12); |
| VERIFY_INDEX_MASK(13); |
| VERIFY_INDEX_MASK(14); |
| VERIFY_INDEX_MASK(15); |
| VERIFY_INDEX_MASK(16); |
| VERIFY_INDEX_MASK(17); |
| VERIFY_INDEX_MASK(18); |
| VERIFY_INDEX_MASK(19); |
| VERIFY_INDEX_MASK(20); |
| VERIFY_INDEX_MASK(21); |
| VERIFY_INDEX_MASK(22); |
| VERIFY_INDEX_MASK(23); |
| VERIFY_INDEX_MASK(24); |
| #undef VERIFY_INDEX_MASK |
| } |
| |
| TEST(UtilsTest, ChannelCountForLayoutMask) { |
| using Tag = AudioChannelLayout::Tag; |
| const std::vector<std::pair<size_t, int32_t>> kTestLayouts = { |
| std::make_pair(0UL, 0), |
| std::make_pair(1UL, AudioChannelLayout::LAYOUT_MONO), |
| std::make_pair(2UL, AudioChannelLayout::LAYOUT_STEREO), |
| std::make_pair(6UL, AudioChannelLayout::LAYOUT_5POINT1), |
| std::make_pair(8UL, AudioChannelLayout::LAYOUT_7POINT1), |
| std::make_pair(16UL, AudioChannelLayout::LAYOUT_9POINT1POINT6), |
| std::make_pair(13UL, AudioChannelLayout::LAYOUT_13POINT_360RA), |
| std::make_pair(24UL, AudioChannelLayout::LAYOUT_22POINT2), |
| std::make_pair(3UL, AudioChannelLayout::LAYOUT_STEREO_HAPTIC_A), |
| std::make_pair(4UL, AudioChannelLayout::LAYOUT_STEREO_HAPTIC_AB)}; |
| for (const auto& [expected_count, layout] : kTestLayouts) { |
| const auto l = AudioChannelLayout::make<Tag::layoutMask>(layout); |
| EXPECT_EQ(expected_count, getChannelCount(l)) << l.toString(); |
| } |
| } |
| |
| TEST(UtilsTest, ChannelCountForVoiceMask) { |
| using Tag = AudioChannelLayout::Tag; |
| // clang-format off |
| const std::vector<std::pair<size_t, int32_t>> kTestLayouts = { |
| std::make_pair(0UL, 0), |
| std::make_pair(1UL, AudioChannelLayout::VOICE_UPLINK_MONO), |
| std::make_pair(1UL, AudioChannelLayout::VOICE_DNLINK_MONO), |
| std::make_pair(2UL, AudioChannelLayout::VOICE_CALL_MONO)}; |
| // clang-format on |
| for (const auto& [expected_count, layout] : kTestLayouts) { |
| const auto l = AudioChannelLayout::make<Tag::voiceMask>(layout); |
| EXPECT_EQ(expected_count, getChannelCount(l)) << l.toString(); |
| } |
| } |
| |
| namespace { |
| |
| AudioChannelLayout make_AudioChannelLayout_Mono() { |
| return AudioChannelLayout::make<AudioChannelLayout::Tag::layoutMask>( |
| AudioChannelLayout::LAYOUT_MONO); |
| } |
| |
| AudioChannelLayout make_AudioChannelLayout_Stereo() { |
| return AudioChannelLayout::make<AudioChannelLayout::Tag::layoutMask>( |
| AudioChannelLayout::LAYOUT_STEREO); |
| } |
| |
| AudioFormatDescription make_AudioFormatDescription(AudioFormatType type) { |
| AudioFormatDescription result; |
| result.type = type; |
| return result; |
| } |
| |
| AudioFormatDescription make_AudioFormatDescription(PcmType pcm) { |
| auto result = make_AudioFormatDescription(AudioFormatType::PCM); |
| result.pcm = pcm; |
| return result; |
| } |
| |
| AudioFormatDescription make_AudioFormatDescription(const std::string& encoding) { |
| AudioFormatDescription result; |
| result.encoding = encoding; |
| return result; |
| } |
| |
| AudioFormatDescription make_AudioFormatDescription(PcmType transport, const std::string& encoding) { |
| auto result = make_AudioFormatDescription(encoding); |
| result.pcm = transport; |
| return result; |
| } |
| |
| } // namespace |
| |
| TEST(UtilsTest, FrameSize) { |
| EXPECT_EQ(0UL, getFrameSizeInBytes(AudioFormatDescription{}, AudioChannelLayout{})); |
| EXPECT_EQ(sizeof(int16_t), getFrameSizeInBytes(make_AudioFormatDescription(PcmType::INT_16_BIT), |
| make_AudioChannelLayout_Mono())); |
| EXPECT_EQ(2 * sizeof(int16_t), |
| getFrameSizeInBytes(make_AudioFormatDescription(PcmType::INT_16_BIT), |
| make_AudioChannelLayout_Stereo())); |
| EXPECT_EQ(sizeof(int32_t), getFrameSizeInBytes(make_AudioFormatDescription(PcmType::INT_32_BIT), |
| make_AudioChannelLayout_Mono())); |
| EXPECT_EQ(2 * sizeof(int32_t), |
| getFrameSizeInBytes(make_AudioFormatDescription(PcmType::INT_32_BIT), |
| make_AudioChannelLayout_Stereo())); |
| EXPECT_EQ(sizeof(float), getFrameSizeInBytes(make_AudioFormatDescription(PcmType::FLOAT_32_BIT), |
| make_AudioChannelLayout_Mono())); |
| EXPECT_EQ(2 * sizeof(float), |
| getFrameSizeInBytes(make_AudioFormatDescription(PcmType::FLOAT_32_BIT), |
| make_AudioChannelLayout_Stereo())); |
| EXPECT_EQ(sizeof(uint8_t), |
| getFrameSizeInBytes(make_AudioFormatDescription("bitstream"), AudioChannelLayout{})); |
| EXPECT_EQ(sizeof(int16_t), |
| getFrameSizeInBytes(make_AudioFormatDescription(PcmType::INT_16_BIT, "encapsulated"), |
| AudioChannelLayout{})); |
| } |
| |
| TEST(UtilsTest, PcmSampleSize) { |
| EXPECT_EQ(1UL, getPcmSampleSizeInBytes(PcmType{})); |
| EXPECT_EQ(sizeof(uint8_t), getPcmSampleSizeInBytes(PcmType::UINT_8_BIT)); |
| EXPECT_EQ(sizeof(int16_t), getPcmSampleSizeInBytes(PcmType::INT_16_BIT)); |
| EXPECT_EQ(sizeof(int32_t), getPcmSampleSizeInBytes(PcmType::INT_32_BIT)); |
| EXPECT_EQ(sizeof(int32_t), getPcmSampleSizeInBytes(PcmType::FIXED_Q_8_24)); |
| EXPECT_EQ(sizeof(float), getPcmSampleSizeInBytes(PcmType::FLOAT_32_BIT)); |
| EXPECT_EQ(3UL, getPcmSampleSizeInBytes(PcmType::INT_24_BIT)); |
| EXPECT_EQ(0UL, getPcmSampleSizeInBytes(PcmType(-1))); |
| using PcmTypeUnderlyingType = std::underlying_type_t<PcmType>; |
| EXPECT_EQ(0UL, |
| getPcmSampleSizeInBytes(PcmType(std::numeric_limits<PcmTypeUnderlyingType>::min()))); |
| EXPECT_EQ(0UL, |
| getPcmSampleSizeInBytes(PcmType(std::numeric_limits<PcmTypeUnderlyingType>::max()))); |
| } |