* Copyright (c) 2022 Huawei Device Co., Ltd.
* 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.
*/
#ifndef OHOS_DAUDIO_HANDLER_H
#define OHOS_DAUDIO_HANDLER_H
#include <set>
#include "cJSON.h"
#include "ihardware_handler.h"
#include "dhfwk_single_instance.h"
#include "audio_param.h"
#include "audio_capturer.h"
#include "audio_info.h"
#include "audio_renderer.h"
namespace OHOS {
namespace DistributedHardware {
typedef struct {
std::vector<AudioStandard::AudioSamplingRate> sampleRates;
std::vector<AudioStandard::AudioChannel> channels;
std::vector<AudioStandard::AudioSampleFormat> formats;
} AudioInfo;
class DAudioHandler : public IHardwareHandler {
FWK_DECLARE_SINGLE_INSTANCE_BASE(DAudioHandler);
public:
int32_t Initialize() override;
std::vector<DHItem> QueryMeta() override;
std::vector<DHItem> Query() override;
std::map<std::string, std::string> QueryExtraInfo() override;
bool IsSupportPlugin() override;
void RegisterPluginListener(std::shared_ptr<PluginListener> listener) override;
void UnRegisterPluginListener() override;
std::vector<DHItem> ablityForDump();
std::vector<DHItem> ablityForDumpVec_;
private:
DAudioHandler();
~DAudioHandler();
int32_t QueryAudioInfo();
bool AddItemsToObject(DHItem &dhItem, cJSON *infoJson, const int32_t &dhId);
bool AddParamsToJson(DHItem &dhItem, cJSON* infoJson, const std::string &subtype, const AudioInfo &infos);
std::vector<DHItem> RealQuery(const std::string &dataType);
bool IsMimeSupported(const std::string &coder);
void AddToVec(std::vector<std::string> &container, const std::string &value);
private:
AudioInfo spkInfos_;
AudioInfo micInfos_;
std::vector<std::string> supportedStream_;
std::vector<std::string> codec_;
std::shared_ptr<PluginListener> listener_ = nullptr;
};
#ifdef __cplusplus
extern "C" {
#endif
__attribute__((visibility("default"))) IHardwareHandler *GetHardwareHandler();
#ifdef __cplusplus
}
#endif
}
}
#endif
