66 lines
1.4 KiB
C++
66 lines
1.4 KiB
C++
#ifndef DPX_HPP
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#define DPX_HPP
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#include <opencv2/opencv.hpp>
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#include <string>
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#include <fstream>
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#include <vector>
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#include <stdexcept>
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using namespace std;
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using namespace cv;
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class DPX {
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public:
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DPX();
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bool read(const string& filename);
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Mat getMat() const;
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Mat getMatBitDepth(int targetBitDepth) const;
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int getWidth() const;
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int getHeight() const;
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int getBitDepth() const;
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private:
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struct DPXHeader {
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uint32_t magic; // Magic number (0x53445058 "SDPX" or 0x58504453 "XPDS")
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uint32_t imageOffset; // Offset to image data
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uint16_t width;
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uint16_t height;
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uint8_t descriptor; // Image descriptor
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uint8_t bitDepth; // Bits per component
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uint8_t imageElements; // Number of image elements
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bool isBigEndian; // File endianness
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};
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DPXHeader header;
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Mat image;
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bool readHeader(ifstream& file);
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void readImageData(ifstream& file);
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uint32_t swapEndian(uint32_t value);
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uint16_t swapEndian(uint16_t value);
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};
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#endif
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/* Example usage
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int main() {
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try {
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DPX dpx;
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dpx.read("image.dpx");
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// Get the original 16-bit Mat
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Mat mat16 = dpx.getMat();
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// Get 8-bit version
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Mat mat8 = dpx.getMatBitDepth(8);
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return 0;
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}
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catch (const exception& e) {
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cerr << "Error: " << e.what() << endl;
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return 1;
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}
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}*/ |