1 // Copyright (C) 2020 The Android Open Source Project 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 #include "HidlTypeUtil.h" 16 17 #include <error.h> 18 19 using ::android::hardware::hidl_bitfield; 20 21 namespace audio_proxy { 22 namespace CPP_VERSION { 23 toResult(int res)24Result toResult(int res) { 25 switch (res) { 26 case 0: 27 return Result::OK; 28 case EINVAL: 29 return Result::INVALID_ARGUMENTS; 30 case ENOSYS: 31 return Result::NOT_SUPPORTED; 32 default: 33 return Result::INVALID_STATE; 34 } 35 } 36 toHidlAudioConfig(const audio_proxy_config_t & config)37AudioConfig toHidlAudioConfig(const audio_proxy_config_t& config) { 38 AudioConfig hidlConfig; 39 hidlConfig.sampleRateHz = config.sample_rate; 40 hidlConfig.channelMask = hidl_bitfield<AudioChannelMask>(config.channel_mask); 41 hidlConfig.format = AudioFormat(config.format); 42 hidlConfig.frameCount = config.frame_count; 43 return hidlConfig; 44 } 45 toAudioProxyConfig(const AudioConfig & hidlConfig)46audio_proxy_config_t toAudioProxyConfig(const AudioConfig& hidlConfig) { 47 audio_proxy_config_t config = {}; 48 config.sample_rate = hidlConfig.sampleRateHz; 49 config.channel_mask = 50 static_cast<audio_proxy_channel_mask_t>(hidlConfig.channelMask); 51 config.format = static_cast<audio_proxy_format_t>(hidlConfig.format); 52 config.frame_count = hidlConfig.frameCount; 53 return config; 54 } 55 56 } // namespace CPP_VERSION 57 } // namespace audio_proxy