| 1 | #pragma once
|
| 2 |
|
| 3 | #ifdef ERROR
|
| 4 | #define ERROR_ ERROR
|
| 5 | #undef ERROR
|
| 6 | #endif
|
| 7 |
|
| 8 | #include <stdint.h> // node < 7 uses libstdc++ on macOS which lacks complete c++11
|
| 9 | #include <string>
|
| 10 |
|
| 11 | namespace BMPParser{
|
| 12 | enum Status{
|
| 13 | EMPTY,
|
| 14 | OK,
|
| 15 | ERROR,
|
| 16 | };
|
| 17 |
|
| 18 | class Parser{
|
| 19 | public:
|
| 20 | Parser()=default;
|
| 21 | ~Parser();
|
| 22 | void parse(uint8_t *buf, int bufSize, uint8_t *format=nullptr);
|
| 23 | void clearImgd();
|
| 24 | int32_t getWidth() const;
|
| 25 | int32_t getHeight() const;
|
| 26 | uint8_t *getImgd() const;
|
| 27 | Status getStatus() const;
|
| 28 | std::string getErrMsg() const;
|
| 29 |
|
| 30 | private:
|
| 31 | Status status = Status::EMPTY;
|
| 32 | uint8_t *data = nullptr;
|
| 33 | uint8_t *ptr = nullptr;
|
| 34 | int len = 0;
|
| 35 | int32_t w = 0;
|
| 36 | int32_t h = 0;
|
| 37 | uint8_t *imgd = nullptr;
|
| 38 | std::string err = "";
|
| 39 | std::string op = "";
|
| 40 |
|
| 41 | template <typename T, bool check=true> inline T get();
|
| 42 | template <typename T, bool check=true> inline T get(uint8_t* pointer);
|
| 43 | std::string getStr(int len, bool reverse=false);
|
| 44 | inline void skip(int len);
|
| 45 | void calcMaskShift(uint32_t& shift, uint32_t& mask, double& multp);
|
| 46 |
|
| 47 | void setOp(std::string val);
|
| 48 | std::string getOp() const;
|
| 49 |
|
| 50 | void setErrUnsupported(std::string msg);
|
| 51 | void setErrUnknown(std::string msg);
|
| 52 | void setErr(std::string msg);
|
| 53 | std::string getErr() const;
|
| 54 | };
|
| 55 | }
|
| 56 |
|
| 57 | #ifdef ERROR_
|
| 58 | #define ERROR ERROR_
|
| 59 | #undef ERROR_
|
| 60 | #endif
|