1068                       png_structp write_ptr, png_infop write_info,  in write_png()  argument
1135     png_set_IHDR(write_ptr, write_info, imageInfo.width, imageInfo.height,  in write_png()
1140         png_set_PLTE(write_ptr, write_info, rgbPalette, paletteEntries);  in write_png()
1142             png_set_tRNS(write_ptr, write_info, alphaPalette, paletteEntries, (png_color_16p) 0);  in write_png()
1193         png_set_unknown_chunks(write_ptr, write_info, unknowns, chunk_count);  in write_png()
1196         png_set_unknown_chunk_location(write_ptr, write_info, 0, PNG_HAVE_PLTE);  in write_png()
1198             png_set_unknown_chunk_location(write_ptr, write_info, 1, PNG_HAVE_PLTE);  in write_png()
1204     png_write_info(write_ptr, write_info);  in write_png()
1220     png_write_end(write_ptr, write_info);  in write_png()
1230     png_get_IHDR(write_ptr, write_info, &width, &height,  in write_png()
1266     png_infop write_info = NULL;  in preProcessImage()  local
1313     write_info = png_create_info_struct(write_ptr);  in preProcessImage()
1314     if (!write_info)  in preProcessImage()
1327     write_png(printableName.string(), write_ptr, write_info, imageInfo,  in preProcessImage()
1349         png_destroy_write_struct(&write_ptr, &write_info);  in preProcessImage()
1369     png_infop write_info = NULL;  in preProcessImageToCache()  local
1432         png_destroy_write_struct(&write_ptr, &write_info);  in preProcessImageToCache()
1438     write_info = png_create_info_struct(write_ptr);  in preProcessImageToCache()
1439     if (!write_info) {  in preProcessImageToCache()
1440         png_destroy_write_struct(&write_ptr, &write_info);  in preProcessImageToCache()
1448         png_destroy_write_struct(&write_ptr, &write_info);  in preProcessImageToCache()
1458         png_destroy_write_struct(&write_ptr, &write_info);  in preProcessImageToCache()
1463     write_png(dest.string(), write_ptr, write_info, imageInfo,  in preProcessImageToCache()
1481     png_destroy_write_struct(&write_ptr, &write_info);  in preProcessImageToCache()