Program Listing for File turbojpeg_compressed_common.hpp

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// Copyright 2022 Daisuke Nishimatsu
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#ifndef TURBOJPEG_COMPRESSED_IMAGE_TRANSPORT__TURBOJPEG_COMPRESSED_COMMON_HPP_
#define TURBOJPEG_COMPRESSED_IMAGE_TRANSPORT__TURBOJPEG_COMPRESSED_COMMON_HPP_

#include <turbojpeg.h>

#include <memory>

namespace turbojpeg_compressed_image_transport
{

constexpr int DEFAULT_JPEG_QUALITY = 95;

struct TjhandleDeleter
{
  void operator()(tjhandle * handle)
  {
    if (handle) {
      tjDestroy(*handle);
      delete handle;
    }
  }
};

using TjhandleUniquePtr = std::unique_ptr<tjhandle, TjhandleDeleter>;

inline TjhandleUniquePtr makeTjhandleUniquePtr()
{
  TjhandleUniquePtr ptr(new tjhandle, TjhandleDeleter());
  *ptr = tjInitCompress();
  return ptr;
}

}  // namespace turbojpeg_compressed_image_transport

#endif  // TURBOJPEG_COMPRESSED_IMAGE_TRANSPORT__TURBOJPEG_COMPRESSED_COMMON_HPP_