39 lines
1.6 KiB
C++
39 lines
1.6 KiB
C++
/*
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* Copyright (C) 2023 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#pragma once
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#include <aidl/android/media/audio/common/AudioChannelLayout.h>
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#include <aidl/android/media/audio/common/AudioFormatDescription.h>
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extern "C" {
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#include <tinyalsa/pcm.h>
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}
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namespace aidl::android::hardware::audio::core::usb {
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::aidl::android::media::audio::common::AudioChannelLayout getChannelLayoutMaskFromChannelCount(
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unsigned int channelCount, int isInput);
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::aidl::android::media::audio::common::AudioChannelLayout getChannelIndexMaskFromChannelCount(
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unsigned int channelCount);
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unsigned int getChannelCountFromChannelMask(
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const ::aidl::android::media::audio::common::AudioChannelLayout& channelMask, bool isInput);
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::aidl::android::media::audio::common::AudioFormatDescription
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legacy2aidl_pcm_format_AudioFormatDescription(enum pcm_format legacy);
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pcm_format aidl2legacy_AudioFormatDescription_pcm_format(
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const ::aidl::android::media::audio::common::AudioFormatDescription& aidl);
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} // namespace aidl::android::hardware::audio::core::usb
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