media/libaudioclient/AudioAttributes.cpp

/*
 * Copyright (C) 2018 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.
 */

#define LOG_TAG "AudioAttributes"
//#define LOG_NDEBUG 0
#include <utils/Log.h>

#include <binder/Parcel.h>

#include <media/AidlConversion.h>
#include <media/AudioAttributes.h>
#include <media/PolicyAidlConversion.h>

#define RETURN_STATUS_IF_ERROR(x) \
    { auto _tmp = (x); if (_tmp != OK) return _tmp; }

namespace android {

status_t AudioAttributes::readFromParcel(const Parcel* parcel) {
    media::AudioAttributesEx aidl;
    RETURN_STATUS_IF_ERROR(aidl.readFromParcel(parcel));
    *this = VALUE_OR_RETURN_STATUS(aidl2legacy_AudioAttributesEx_AudioAttributes(aidl));
    return OK;
}

status_t AudioAttributes::writeToParcel(Parcel* parcel) const {
    media::AudioAttributesEx aidl = VALUE_OR_RETURN_STATUS(
            legacy2aidl_AudioAttributes_AudioAttributesEx(*this));
    return aidl.writeToParcel(parcel);
}

ConversionResult<media::AudioAttributesEx>
legacy2aidl_AudioAttributes_AudioAttributesEx(const AudioAttributes& legacy) {
    media::AudioAttributesEx aidl;
    aidl.attributes = VALUE_OR_RETURN(
            legacy2aidl_audio_attributes_t_AudioAttributesInternal(legacy.getAttributes()));
    aidl.streamType = VALUE_OR_RETURN(
            legacy2aidl_audio_stream_type_t_AudioStreamType(legacy.getStreamType()));
    aidl.groupId = VALUE_OR_RETURN(legacy2aidl_volume_group_t_int32_t(legacy.getGroupId()));
    return aidl;
}

ConversionResult<AudioAttributes>
aidl2legacy_AudioAttributesEx_AudioAttributes(const media::AudioAttributesEx& aidl) {
    return AudioAttributes(VALUE_OR_RETURN(aidl2legacy_int32_t_volume_group_t(aidl.groupId)),
                           VALUE_OR_RETURN(aidl2legacy_AudioStreamType_audio_stream_type_t(
                                   aidl.streamType)),
                           VALUE_OR_RETURN(aidl2legacy_AudioAttributesInternal_audio_attributes_t(
                                   aidl.attributes)));
}

} // namespace android