85 lines
3.5 KiB
C++
85 lines
3.5 KiB
C++
/*
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* Copyright (C) 2018 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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#define LOG_TAG "AudioProductStrategy"
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//#define LOG_NDEBUG 0
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#include <utils/Log.h>
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#include <media/AudioProductStrategy.h>
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#include <media/AudioAttributes.h>
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#include <media/PolicyAidlConversion.h>
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namespace android {
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status_t AudioProductStrategy::readFromParcel(const Parcel* parcel) {
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media::AudioProductStrategy aidl;
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RETURN_STATUS_IF_ERROR(aidl.readFromParcel(parcel));
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*this = VALUE_OR_RETURN_STATUS(aidl2legacy_AudioProductStrategy(aidl));
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return OK;
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}
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status_t AudioProductStrategy::writeToParcel(Parcel* parcel) const {
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media::AudioProductStrategy aidl = VALUE_OR_RETURN_STATUS(
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legacy2aidl_AudioProductStrategy(*this));
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return aidl.writeToParcel(parcel);
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}
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ConversionResult<media::AudioProductStrategy>
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legacy2aidl_AudioProductStrategy(const AudioProductStrategy& legacy) {
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media::AudioProductStrategy aidl;
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aidl.name = legacy.getName();
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aidl.audioAttributes = VALUE_OR_RETURN(
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convertContainer<std::vector<media::AudioAttributesEx>>(
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legacy.getAudioAttributes(),
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legacy2aidl_AudioAttributes_AudioAttributesEx));
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aidl.id = VALUE_OR_RETURN(legacy2aidl_product_strategy_t_int32_t(legacy.getId()));
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return aidl;
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}
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ConversionResult<AudioProductStrategy>
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aidl2legacy_AudioProductStrategy(const media::AudioProductStrategy& aidl) {
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return AudioProductStrategy(
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aidl.name,
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VALUE_OR_RETURN(
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convertContainer<std::vector<AudioAttributes>>(
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aidl.audioAttributes,
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aidl2legacy_AudioAttributesEx_AudioAttributes)),
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VALUE_OR_RETURN(aidl2legacy_int32_t_product_strategy_t(aidl.id)));
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}
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// Keep in sync with android/media/audiopolicy/AudioProductStrategy#attributeMatches
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bool AudioProductStrategy::attributesMatches(const audio_attributes_t refAttributes,
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const audio_attributes_t clientAttritubes)
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{
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if (refAttributes == AUDIO_ATTRIBUTES_INITIALIZER) {
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// The default product strategy is the strategy that holds default attributes by convention.
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// All attributes that fail to match will follow the default strategy for routing.
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// Choosing the default must be done as a fallback, the attributes match shall not
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// select the default.
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return false;
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}
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return ((refAttributes.usage == AUDIO_USAGE_UNKNOWN) ||
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(clientAttritubes.usage == refAttributes.usage)) &&
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((refAttributes.content_type == AUDIO_CONTENT_TYPE_UNKNOWN) ||
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(clientAttritubes.content_type == refAttributes.content_type)) &&
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((refAttributes.flags == AUDIO_FLAG_NONE) ||
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(clientAttritubes.flags != AUDIO_FLAG_NONE &&
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(clientAttritubes.flags & refAttributes.flags) == refAttributes.flags)) &&
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((strlen(refAttributes.tags) == 0) ||
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(std::strcmp(clientAttritubes.tags, refAttributes.tags) == 0));
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}
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} // namespace android
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