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Delete Wav.hpp

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Ναρουσέ·μ·γιουμεμί·Χινακάννα 2023-05-18 13:16:35 +08:00 committed by GitHub
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commit 842629a5cc
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1 changed files with 0 additions and 99 deletions
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CppDataProcess/Wav.hpp
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@ -1,99 +0,0 @@
class Wav {
public:
struct WAV_HEADER {
char RIFF[4] = { 'R','I','F','F' }; //RIFF<46><46>ʶ
unsigned long ChunkSize; //<2F>ļ<EFBFBD><C4BC><EFBFBD>С-8
char WAVE[4] = { 'W','A','V','E' }; //WAVE<56><45>
char fmt[4] = { 'f','m','t',' ' }; //fmt<6D><74>
unsigned long Subchunk1Size; //fmt<6D><74><EFBFBD>С
unsigned short AudioFormat; //<2F><><EFBFBD><EFBFBD><EFBFBD>ʽ
unsigned short NumOfChan; //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
unsigned long SamplesPerSec; //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
unsigned long bytesPerSec; //ÿ<><C3BF><EFBFBD><EFBFBD><EFBFBD>ֽ<EFBFBD><D6BD><EFBFBD>
unsigned short blockAlign; //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֽ<EFBFBD>
unsigned short bitsPerSample; //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ<EFBFBD><CEBB>
char Subchunk2ID[4] = { 'd','a','t','a' }; //<2F><><EFBFBD>ݿ<EFBFBD>
unsigned long Subchunk2Size; //<2F><><EFBFBD>ݿ<EFBFBD><DDBF>С
WAV_HEADER(unsigned long cs = 36, unsigned long sc1s = 16, unsigned short af = 1, unsigned short nc = 1, unsigned long sr = 22050, unsigned long bps = 44100, unsigned short ba = 2, unsigned short bips = 16, unsigned long sc2s = 0) :ChunkSize(cs), Subchunk1Size(sc1s), AudioFormat(af), NumOfChan(nc), SamplesPerSec(sr), bytesPerSec(bps), blockAlign(ba), bitsPerSample(bips), Subchunk2Size(sc2s) {}
};
using iterator = int16_t*;
Wav(unsigned long cs = 36, unsigned long sc1s = 16, unsigned short af = 1, unsigned short nc = 1, unsigned long sr = 22050, unsigned long bps = 44100, unsigned short ba = 2, unsigned short bips = 16, unsigned long sc2s = 0) :header({
cs,
sc1s,
af,
nc,
sr,
bps,
ba,
bips,
sc2s
}), Data(nullptr), StartPos(44) {
dataSize = 0;
SData = nullptr;
}
Wav(unsigned long sr, unsigned long length, const void* data) :header({
36,
16,
1,
1,
sr,
sr * 2,
2,
16,
length
}), Data(new char[length + 1]), StartPos(44)
{
header.ChunkSize = 36 + length;
memcpy(Data, data, length);
SData = reinterpret_cast<int16_t*>(Data);
dataSize = length / 2;
}
Wav(const wchar_t* Path);
Wav(const Wav& input);
Wav(Wav&& input) noexcept;
Wav& operator=(const Wav& input) = delete;
Wav& operator=(Wav&& input) noexcept;
~Wav() { destory(); }
Wav& cat(const Wav& input);
bool isEmpty() const { return this->header.Subchunk2Size == 0; }
const char* getData() const { return Data; }
char* getData() { return Data; }
WAV_HEADER getHeader() const { return header; }
WAV_HEADER& Header() { return header; }
void destory() const { delete[] Data; }
void changeData(const void* indata,long length,int sr)
{
delete[] Data;
Data = new char[length];
memcpy(Data, indata, length);
header.ChunkSize = 36 + length;
header.Subchunk2Size = length;
header.SamplesPerSec = sr;
header.bytesPerSec = 2 * sr;
}
int16_t& operator[](const size_t index) const
{
if (index < dataSize)
return *(SData + index);
return *(SData + dataSize - 1);
}
iterator begin() const
{
return reinterpret_cast<int16_t*>(Data);
}
iterator end() const
{
return reinterpret_cast<int16_t*>(Data + header.Subchunk2Size);
}
int64_t getDataLen()const
{
return static_cast<int64_t>(dataSize);
}
private:
WAV_HEADER header;
char* Data;
int16_t* SData;
size_t dataSize;
int StartPos;
};