RIFF.h

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#pragma once
 
#include <filesystem>
#include <span>
#include <utility>
#include <vector>
 
#include <sourcepp/parser/Binary.h>
 
namespace sndpp {
 
constexpr auto RIFF_SIGNATURE = sourcepp::parser::binary::makeFourCC("RIFF");
constexpr auto RIFX_SIGNATURE = sourcepp::parser::binary::makeFourCC("RIFX");
constexpr auto FFIR_SIGNATURE = sourcepp::parser::binary::makeFourCC("FFIR");
 
class RIFF {
public:
    explicit RIFF(uint32_t type, uint32_t signature = RIFF_SIGNATURE);
 
    explicit RIFF(std::vector<std::byte>&& riffData, uint32_t type_);
 
    explicit RIFF(std::span<const std::byte> riffData, uint32_t type_);
 
    explicit RIFF(const std::filesystem::path& riffPath, uint32_t type_);
 
    [[nodiscard]] explicit operator bool() const;
 
    [[nodiscard]] uint32_t getSignature() const;
 
    [[nodiscard]] bool isBigEndian() const;
 
    [[nodiscard]] const std::vector<std::pair<uint32_t, std::span<std::byte>>>& getChunks() const;
 
    [[nodiscard]] bool hasChunk(uint32_t chunkType) const;
 
    [[nodiscard]] std::vector<std::byte> getFirstChunk(uint32_t chunkType) const;
 
    [[nodiscard]] bool hasNthChunk(uint32_t chunkType, uint32_t n) const;
 
    [[nodiscard]] std::vector<std::byte> getNthChunk(uint32_t chunkType, uint32_t n) const;
 
protected:
    uint32_t signature;
    uint32_t type;
    std::vector<std::pair<uint32_t, std::span<std::byte>>> chunks;
 
    std::vector<std::byte> data;
};
 
} // namespace sndpp