video_colorspace.h

Go to the documentation of this file.

 
#pragma once
 
extern "C" {
#include <libavutil/pixfmt.h>
}
 
namespace video {
 
  enum class colorspace_e {
    rec601,  
    rec709,  
    bt2020sdr,  
    bt2020,  
  };
 
  struct sunshine_colorspace_t {
    colorspace_e colorspace;
    bool full_range;
    unsigned bit_depth;
  };
 
  bool
  colorspace_is_hdr(const sunshine_colorspace_t &colorspace);
 
  // Declared in video.h
  struct config_t;
 
  sunshine_colorspace_t
  colorspace_from_client_config(const config_t &config, bool hdr_display);
 
  struct avcodec_colorspace_t {
    AVColorPrimaries primaries;
    AVColorTransferCharacteristic transfer_function;
    AVColorSpace matrix;
    AVColorRange range;
    int software_format;
  };
 
  avcodec_colorspace_t
  avcodec_colorspace_from_sunshine_colorspace(const sunshine_colorspace_t &sunshine_colorspace);
 
  struct alignas(16) color_t {
    float color_vec_y[4];
    float color_vec_u[4];
    float color_vec_v[4];
    float range_y[2];
    float range_uv[2];
  };
 
  const color_t *
  color_vectors_from_colorspace(const sunshine_colorspace_t &colorspace);
 
  const color_t *
  color_vectors_from_colorspace(colorspace_e colorspace, bool full_range);
 
  const color_t *
  new_color_vectors_from_colorspace(const sunshine_colorspace_t &colorspace);
}  // namespace video