colourspace_cpu.h

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//
// Copyright (c) 2025, Astute Systems PTY LTD
//
// This file is part of the VivoeX project developed by Astute Systems.
//
// Licensed under the Attribution-NonCommercial 4.0 International (CC BY-NC 4.0)
// License. See the LICENSE file in the project root for full license details.
//
 
#ifndef UTILS_COLOURSPACE_CPU_H_
#define UTILS_COLOURSPACE_CPU_H_
 
#include <stdint.h>
 
#include "rtp/rtp_types.h"
#include "utils/colourspace.h"
 
extern "C" {
#include "libswscale/swscale.h"
}
namespace mediax::video {
 
class ColourSpaceCpu : public ColourSpace {
 public:
  ColourSpaceCpu() = default;
 
  ~ColourSpaceCpu() final = default;
 
  int Convert(mediax::rtp::Resolution res, uint8_t *in, AVPixelFormat in_format, uint8_t in_bytes, uint8_t *out,
              AVPixelFormat out_format, uint8_t out_bytes) const;
 
  int RgbToYuv(uint32_t height, uint32_t width, uint8_t *rgb, uint8_t *yuv) const final;
 
  int RgbToMono8(uint32_t height, uint32_t width, uint8_t *rgb, uint8_t *mono8) const final;
 
  int RgbToMono16(uint32_t height, uint32_t width, uint8_t *rgb, uint8_t *mono16) const final;
 
  int RgbaToYuv(uint32_t width, uint32_t height, uint8_t *rgba, uint8_t *yuv) const final;
 
  int RgbaToRgb(uint32_t width, uint32_t height, uint8_t *rgba, uint8_t *rgb) const final;
 
  int RgbaToBgra(uint32_t width, uint32_t height, uint8_t *rgba, uint8_t *bgra) const final;
 
  int RgbToBgra(uint32_t width, uint32_t height, uint8_t *rgb, uint8_t *bgra) const final;
 
  int YuvToBgra(uint32_t height, uint32_t width, uint8_t *yuv, uint8_t *bgra) const final;
 
  int Mono8ToBgra(uint32_t width, uint32_t height, uint8_t *mono8, uint8_t *bgra) const final;
 
  int Mono16ToBgra(uint32_t width, uint32_t height, uint8_t *mono16, uint8_t *bgra) const final;
 
  int Nv12ToBgra(uint32_t height, uint32_t width, uint8_t *nv12, uint8_t *bgra) const;
 
  int Nv12ToRgb(uint32_t height, uint32_t width, uint8_t *nv12, uint8_t *rgb) const;
 
  int RgbToRgba(uint32_t width, uint32_t height, uint8_t *rgb, uint8_t *rgba) const final;
 
  int Yuv422ToRgba(uint32_t height, uint32_t width, uint8_t *yuv422, uint8_t *rgba) const final;
 
  int Yuv420ToRgba(uint32_t height, uint32_t width, uint8_t *yuv420, uint8_t *rgba) const final;
 
  int Mono8ToRgba(uint32_t width, uint32_t height, uint8_t *mono8, uint8_t *rgba) const final;
 
  int Mono8ToRgb(uint32_t width, uint32_t height, uint8_t *mono8, uint8_t *rgb) const final;
 
  int Mono16ToRgba(uint32_t width, uint32_t height, uint8_t *mono16, uint8_t *rgba) const final;
 
  int Mono16ToRgb(uint32_t width, uint32_t height, uint8_t *mono16, uint8_t *rgb) const final;
 
  int YuvToArgb(uint32_t height, uint32_t width, uint8_t *yuv, uint8_t *argb) const;
 
  int YuvToRgb(uint32_t height, uint32_t width, uint8_t *yuv, uint8_t *rgb) const final;
 
  int Yuv420pToRgb(uint32_t height, uint32_t width, uint8_t *yuv, uint8_t *rgb) const final;
 
  int ScaleToSizeRgb(uint32_t source_height, uint32_t source_width, uint8_t *source_rgb_buffer, uint32_t target_height,
                     uint32_t target_width, uint8_t *target_rgb_buffer) const final;
 
  int ScaleToSizeRgba(uint32_t source_height, uint32_t source_width, uint8_t *source_rgb_buffer, uint32_t target_height,
                      uint32_t target_width, uint8_t *target_rgba_buffer) const final;
 
  int ScaleToSizeBgra(uint32_t source_height, uint32_t source_width, uint8_t *source_rgb_buffer, uint32_t target_height,
                      uint32_t target_width, uint8_t *target_bgra_buffer) const;
};
 
}  // namespace mediax::video
 
#endif  // UTILS_COLOURSPACE_CPU_H_