* Copyright (c) 2022-2023 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_UTILS_H
#define OHOS_DAUDIO_UTILS_H
#include <fstream>
#include <map>
#include <sched.h>
#include <string>
#include "cJSON.h"
#define AUDIO_MS_PER_SECOND 1000
#define AUDIO_US_PER_SECOND 1000000
#define AUDIO_NS_PER_SECOND ((int64_t)1000000000)
#define AUDIO_MMAP_NOIRQ_INTERVAL 5
#define AUDIO_MMAP_VOIP_INTERVAL 20
#define AUDIO_NORMAL_INTERVAL 20
namespace OHOS {
namespace DistributedHardware {
const std::string DUMP_SERVER_PARA = "sys.daudio_host.dump.write.enable";
const std::string DUMP_SERVICE_DIR = "/data/local/tmp/";
std::string GetAnonyString(const std::string &value);
std::string GetChangeDevIdMap(int32_t devId);
int32_t GetAudioParamStr(const std::string ¶ms, const std::string &key, std::string &value);
int32_t GetAudioParamInt(const std::string ¶ms, const std::string &key, int32_t &value);
int32_t GetAudioParamUInt(const std::string ¶ms, const std::string &key, uint32_t &value);
int32_t GetAudioParamBool(const std::string ¶ms, const std::string &key, bool &value);
int32_t SetAudioParamStr(std::string ¶ms, const std::string &key, const std::string &value);
int32_t GetDevTypeByDHId(int32_t dhId);
int64_t GetNowTimeUs();
uint32_t CalculateFrameSize(uint32_t sampleRate, uint32_t channelCount,
int32_t format, uint32_t timeInterval, bool isMMAP);
int32_t CalculateSampleNum(uint32_t sampleRate, uint32_t timems);
int64_t GetCurNano();
int32_t AbsoluteSleep(int64_t nanoTime);
int64_t CalculateOffset(const int64_t frameindex, const int64_t framePeriodNs, const int64_t startTime);
int64_t UpdateTimeOffset(const int64_t frameIndex, const int64_t framePeriodNs, int64_t &startTime);
bool IsOutDurationRange(int64_t startTime, int64_t endTime, int64_t lastStartTime);
void SaveFile(std::string fileName, uint8_t *audioData, int32_t size);
int32_t WrapCJsonItem(const std::initializer_list<std::pair<std::string, std::string>> &keys, std::string &content);
bool CJsonParamCheck(const cJSON *jsonObj, const std::initializer_list<std::string> &keys);
std::string ParseStringFromArgs(const std::string &args, const char *key);
bool CheckIsNum(const std::string &jsonString);
int32_t SetThreadPriority(int32_t priority);
template <typename T>
bool GetSysPara(const char *key, T &value);
bool IsParamEnabled(const std::string &key, bool &isEnabled);
class DumpFileUtil {
public:
static void OpenDumpFile(const std::string ¶, const std::string &fileName, FILE **file);
static void CloseDumpFile(FILE **dumpFile);
static void WriteDumpFile(FILE *dumpFile, void *buffer, size_t bufferSize);
static std::map<std::string, std::string> g_lastPara;
private:
static FILE *OpenDumpFileInner(const std::string ¶, const std::string &fileName);
static void ChangeDumpFileState(const std::string ¶, FILE **dumpFile, const std::string &fileName);
};
}
}
#endif