atlas_context.hpp

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#pragma once
 
 
#include "utils/parameters.hpp"
#include "utils/types.hpp"
#include "v3cbitstream.hpp"
 
/* Atlas context is used to hold the atlas data (inside V3C_AD unit) of a single GOF */
class atlas_context : public uvgv3cbitstream::AtlasContext {
   public:
    /* Fill data structures with encoded data from gofUVG and sequence parameters from p_ */
    void initialize_atlas_context(const std::shared_ptr<uvgvpcc_enc::GOF>& gofUVG);
 
   private:
    // -------------- Functions to fill data structure values --------------
    static uvgv3cbitstream::atlas_sequence_parameter_set create_atlas_sequence_parameter_set(const std::shared_ptr<uvgvpcc_enc::GOF>& gofUVG);
    uvgv3cbitstream::atlas_frame_parameter_set create_atlas_frame_parameter_set();
    uvgv3cbitstream::atlas_frame_tile_information create_atlas_frame_tile_information() const;
    uvgv3cbitstream::atlas_tile_header create_atlas_tile_header(size_t frameIndex, size_t tileIndex) const;
    uvgv3cbitstream::atlas_tile_data_unit create_atlas_tile_data_unit(const std::shared_ptr<uvgvpcc_enc::FrameContext>& frameUVG,
                                                                      uvgv3cbitstream::atlas_tile_header& ath) const;
    uvgv3cbitstream::atlas_tile_layer_rbsp create_atlas_tile_layer_rbsp(size_t frameIndex, size_t tileIndex,
                                                                        const std::shared_ptr<uvgvpcc_enc::FrameContext>& frameUVG);
};