+ better naming
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1 changed files with 5 additions and 5 deletions
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@ -42,7 +42,7 @@ template <typename T>
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class png_reader : public image_reader
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class png_reader : public image_reader
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{
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{
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typedef T source_type;
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typedef T source_type;
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typedef boost::iostreams::stream<source_type> ifstream;
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typedef boost::iostreams::stream<source_type> input_stream;
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struct png_struct_guard
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struct png_struct_guard
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{
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{
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@ -61,14 +61,14 @@ class png_reader : public image_reader
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private:
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private:
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source_type source_;
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source_type source_;
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ifstream stream_;
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input_stream stream_;
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unsigned width_;
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unsigned width_;
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unsigned height_;
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unsigned height_;
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int bit_depth_;
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int bit_depth_;
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int color_type_;
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int color_type_;
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public:
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public:
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explicit png_reader(std::string const& file_name);
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explicit png_reader(std::string const& file_name);
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explicit png_reader(char const* data, std::size_t size);
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png_reader(char const* data, std::size_t size);
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~png_reader();
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~png_reader();
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unsigned width() const;
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unsigned width() const;
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unsigned height() const;
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unsigned height() const;
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@ -110,7 +110,7 @@ void user_warning_fn(png_structp png_ptr, png_const_charp warning_msg)
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template <typename T>
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template <typename T>
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void png_reader<T>::png_read_data(png_structp png_ptr, png_bytep data, png_size_t length)
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void png_reader<T>::png_read_data(png_structp png_ptr, png_bytep data, png_size_t length)
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{
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{
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ifstream * fin = reinterpret_cast<ifstream*>(png_get_io_ptr(png_ptr));
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input_stream * fin = reinterpret_cast<input_stream*>(png_get_io_ptr(png_ptr));
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fin->read(reinterpret_cast<char*>(data), length);
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fin->read(reinterpret_cast<char*>(data), length);
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if (fin->gcount() != length)
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if (fin->gcount() != length)
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{
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{
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@ -128,7 +128,7 @@ png_reader<T>::png_reader(std::string const& file_name)
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color_type_(0)
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color_type_(0)
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{
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{
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if (!stream_) throw image_reader_exception("cannot open image file "+ file_name);
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if (!stream_) throw image_reader_exception("PNG reader: cannot open file "+ file_name);
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init();
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init();
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}
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}
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