166     m_info = png_create_info_struct(m_png);  in ReadImage()
167     if (!m_info)  in ReadImage()
176     png_read_png(m_png, m_info, PNG_TRANSFORM_IDENTITY, NULL);  in ReadImage()
177     png_info_ptr = m_info;  in ReadImage()
182     if (png_get_IHDR(m_png, m_info, &width, &height, NULL, NULL, NULL, NULL, NULL) != 0)  in ReadImage()
184         mpRowPointers = png_get_rows(m_png, m_info);  in ReadImage()
192                 png_destroy_read_struct(&m_png, &m_info, NULL);  in ReadImage()
199     png_destroy_read_struct(&m_png, &m_info, NULL);  in ReadImage()
225     m_info = png_create_info_struct(m_png);  in ReadImage()
226     if (!m_info)  in ReadImage()
236     png_read_png(m_png, m_info, PNG_TRANSFORM_IDENTITY, NULL);  in ReadImage()
237     png_info_ptr = m_info;  in ReadImage()
242     if (png_get_IHDR(m_png, m_info, &width, &height, NULL, NULL, NULL, NULL, NULL) != 0)  in ReadImage()
244         mpRowPointers = png_get_rows(m_png, m_info);  in ReadImage()
252                 png_destroy_read_struct(&m_png, &m_info, NULL);  in ReadImage()
258     png_destroy_read_struct(&m_png, &m_info, NULL);  in ReadImage()
749     if (png_get_IHDR(m_png, m_info, NULL, NULL, &bit_depth, &color_type, NULL, NULL, NULL) == 0)  in ConfigureInternalFormat()
755     if (png_get_tRNS(m_png, m_info, NULL, &num_trans, NULL) == 0)  in ConfigureInternalFormat()