frame.h

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#pragma once
 
#include <vector>
#include <cstdint>
#include <cstddef>
 
namespace Bink {
 
class Video;
 
class Frame final {
  public:
    Frame();
    Frame(Frame&&) = default;
    Frame& operator = (Frame&&) = default;
 
    class Plane final {
      public:
        void getPixels8x8  (uint32_t rx, uint32_t ry, uint8_t* out) const;
 
        void getBlock8x8   (uint32_t x, uint32_t y, uint8_t* out) const;
        void putBlock8x8   (uint32_t x, uint32_t y, const uint8_t* in);
        void putScaledBlock(uint32_t x, uint32_t y, const uint8_t* in);
        void fill          (uint8_t v);
 
        uint8_t        at(uint32_t x, uint32_t y) const;
        uint32_t       stride() const { return strd; }
        const uint8_t* data() const { return dat.data(); }
 
      private:
        void setSize(uint32_t w, uint32_t h);
 
        std::vector<uint8_t> dat;
        uint32_t             w = 0;
        uint32_t             h = 0;
        uint32_t             strd = 0;
 
      friend class Frame;
      };
 
    class Audio final {
      public:
        std::vector<float> samples;
      };
 
    uint32_t width()  const { return planes[0].w; }
    uint32_t height() const { return planes[0].h; }
 
    const Plane& plane(uint8_t id) const { return planes[id]; }
    const Audio& audio(uint8_t id) const;
    size_t       audioCount()      const { return aud.size(); }
 
  private:
    Plane              planes[4];
    std::vector<Audio> aud;
 
    void  setSize(uint32_t w, uint32_t h);
    void  setAudioChannels(uint8_t count);
 
  friend class Video;
  };
 
}