anonymous_namespace{tiffsource.cc} Namespace Reference

Typedefs
using	TagInfo = std::pair< ttag_t, std::string >

Functions
template<typename T >
T	TIFFGetFieldChecked (const TIFFPtr &file, const TagInfo &tag)
template<typename T >
T	TIFFGetFieldCheckedOr (const TIFFPtr &file, const TagInfo &tag, T default_value)
bool	approx (const BitmapMetaData &left, const BitmapMetaData &right)
void	TIFFCloseUnlessNull (TIFF *tif)

Typedef Documentation

TagInfo

using anonymous_namespace{tiffsource.cc}::TagInfo = typedef std::pair<ttag_t, std::string>

Function Documentation

approx()

bool anonymous_namespace{tiffsource.cc}::approx	(	const BitmapMetaData &	left,
		const BitmapMetaData &	right
	)

  {
    return left.type == right.type && left.bitsPerSample == right.bitsPerSample && left.samplesPerPixel == right.samplesPerPixel
           && left.rect == right.rect && static_cast<bool>(left.colormapHelper) == static_cast<bool>(right.colormapHelper);
  }

Referenced by Scroom::Tiff::Source::reset().

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TIFFCloseUnlessNull()

void anonymous_namespace{tiffsource.cc}::TIFFCloseUnlessNull

(

TIFF *

tif

)

  {
    if(tif)
    {
      TIFFClose(tif);
    }
  }

Referenced by Scroom::Tiff::open().

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TIFFGetFieldChecked()

template<typename T >

T anonymous_namespace{tiffsource.cc}::TIFFGetFieldChecked	(	const TIFFPtr &	file,
		const TagInfo &	tag
	)

  {
    T result{};
 
    if(1 != TIFFGetField(file.get(), tag.first, &result))
    {
      throw std::invalid_argument("Field not present in tiff file: " + std::string(tag.second));
    }
 
    return result;
  }

TIFFGetFieldCheckedOr()

template<typename T >

T anonymous_namespace{tiffsource.cc}::TIFFGetFieldCheckedOr	(	const TIFFPtr &	file,
		const TagInfo &	tag,
		T	default_value
	)

  {
    T result{};
 
    if(1 != TIFFGetField(file.get(), tag.first, &result))
    {
      return default_value;
    }
 
    return result;
  }