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@ -30,7 +30,7 @@ target_link_libraries(cordiceps PUBLIC raylib_static) |
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#include "raylib.h"
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#include "raylib.h"
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std::string slurp(const char* filename) { |
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std::string slurp(const char* filename) { |
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std::ifstream file{filename}; |
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std::ifstream file{filename, std::ios_base::binary}; |
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std::stringstream data; |
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std::stringstream data; |
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file >> data.rdbuf(); |
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file >> data.rdbuf(); |
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return data.str(); |
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return data.str(); |
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@ -57,7 +57,7 @@ std::string from_bits(std::vector data) { |
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for(int idx = 0; idx < 32; ++idx) size_bits[idx] = data[idx]; |
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for(int idx = 0; idx < 32; ++idx) size_bits[idx] = data[idx]; |
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uint32_t size = size_bits.to_ulong(); |
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uint32_t size = size_bits.to_ulong(); |
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if(std::endian::native == std::endian::little) size = std::byteswap(size); |
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if(std::endian::native == std::endian::little) size = std::byteswap(size); |
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std::cerr << "Decoded expected " << size << " bytes" << std::endl; |
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for(auto composite : data | std::views::drop(32) | std::views::chunk(8)) { |
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for(auto composite : data | std::views::drop(32) | std::views::chunk(8)) { |
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char c = 0; |
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char c = 0; |
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for(auto b : composite) { |
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for(auto b : composite) { |
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@ -75,6 +75,7 @@ void encode(const char* pic, const char* data_source) { |
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auto image = LoadImage(pic); |
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auto image = LoadImage(pic); |
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auto raw_data = slurp(data_source); |
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auto raw_data = slurp(data_source); |
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uint32_t size = raw_data.size(); |
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uint32_t size = raw_data.size(); |
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std::cerr << "Writing expected " << size << " bytes" << std::endl; |
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if(std::endian::native == std::endian::little) size = std::byteswap(size); |
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if(std::endian::native == std::endian::little) size = std::byteswap(size); |
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std::bitset<32> size_bits; |
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std::bitset<32> size_bits; |
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size_bits = size; |
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size_bits = size; |
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@ -121,10 +122,19 @@ void decode(const char* pic) { |
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} |
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} |
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} |
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} |
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UnloadImage(image); |
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UnloadImage(image); |
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std::cout << from_bits(raw_bits); |
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auto data = from_bits(raw_bits); |
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std::cerr << "Printing expected " << data.size() << " bytes" << std::endl; |
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std::ofstream{"cordiceps.out", std::ios_base::binary} << data; |
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} |
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void CustomLog(int msgType, const char *text, va_list args) |
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{ |
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fprintf(stderr, text, args); |
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} |
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} |
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int main(int argc, char** argv) { |
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int main(int argc, char** argv) { |
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SetTraceLogLevel(LOG_ERROR); |
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SetTraceLogCallback(CustomLog); |
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if(argc <= 1) { |
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if(argc <= 1) { |
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perror("arguments missing, expected: picture then datafile for coding, picture for decoding"); |
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perror("arguments missing, expected: picture then datafile for coding, picture for decoding"); |
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} |
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} |
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