83 lines
1.7 KiB
C++
83 lines
1.7 KiB
C++
#ifndef WC3RE_MVEDECODER_HH__
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#define WC3RE_MVEDECODER_HH__
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#include <vector>
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#include <array>
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#include "IffFile.hh"
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class MveDecoder {
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public:
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MveDecoder(std::string const& path);
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MveDecoder(IffFile::Handle iff);
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size_t numBranches() const {
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return branches_.size();
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}
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using Frame = std::vector<uint8_t>;
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using Audio = std::vector<int16_t>;
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using Palette = std::array<uint8_t, 768>;
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private:
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using AUDIVec = std::vector<IffFile::Object const*>;
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using VGAVec = std::vector<IffFile::Object const*>;
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struct Shot {
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Palette const& palt;
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AUDIVec AUDIs;
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VGAVec VGAs;
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};
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public:
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class Movie {
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public:
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bool hasNext() const;
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std::tuple<Frame const&, Palette const&> decodeNext();
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~Movie();
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bool hasAudio() const;
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Audio getNextAudio();
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unsigned getWidth() const;
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unsigned getHeight() const;
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private:
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Movie(std::vector<Shot>::const_iterator shotIt,
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std::vector<Shot>::const_iterator shotEnd,
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MveDecoder const& mve);
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void parseVGA(IffFile::Object const& vga);
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std::vector<Shot>::const_iterator shotIt_, shotEnd_;
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VGAVec::const_iterator frameIt_;
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AUDIVec::const_iterator audioIt_;
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Frame frame_;
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MveDecoder const& mve_;
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// Buffers for frame decoding
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std::vector<uint8_t> pixelBuf_;
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Frame frameBuf_;
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std::vector<char> commandBuf_;
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// Buffer usage stats
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size_t maxPixel_, maxCommand_;
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friend class MveDecoder;
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};
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Movie open(size_t branch) const;
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private:
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IffFile::Handle iff_;
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unsigned width_, height_;
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std::vector<Palette> palts_;
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std::vector<std::vector<Shot> > branches_;
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friend struct AudioCBData;
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};
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#endif
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