28    png_debug(1, "in png_write_info_before_PLTE\n");  in png_write_info_before_PLTE()
102        png_debug(5, "writing extra chunks\n");  in png_write_info_before_PLTE()
131    png_debug(1, "in png_write_info\n");  in png_write_info()
269        png_debug(5, "writing extra chunks\n");  in png_write_info()
297    png_debug(1, "in png_write_end\n");  in png_write_end()
371        png_debug(5, "writing extra chunks\n");  in png_write_end()
402    png_debug(1, "in png_convert_from_struct_tm\n");  in png_convert_from_struct_tm()
416    png_debug(1, "in png_convert_from_time_t\n");  in png_convert_from_time_t()
447    png_debug(1, "in png_create_write_struct\n");  in png_create_write_struct_2()
650    png_debug(1, "in png_write_init_3\n");  in png_write_init_3()
712    png_debug(1, "in png_write_rows\n");  in png_write_rows()
737    png_debug(1, "in png_write_image\n");  in png_write_image()
937    png_debug(1, "in png_set_flush\n");  in png_set_flush()
949    png_debug(1, "in png_write_flush\n");  in png_write_flush()
1009    png_debug(1, "in png_destroy_write_struct\n");  in png_destroy_write_struct()
1072    png_debug(1, "in png_write_destroy\n");  in png_write_destroy()
1127    png_debug(1, "in png_set_filter\n");  in png_set_filter()
1250    png_debug(1, "in png_set_filter_heuristics\n");  in png_set_filter_heuristics()
1364    png_debug(1, "in png_set_compression_level\n");  in png_set_compression_level()
1374    png_debug(1, "in png_set_compression_mem_level\n");  in png_set_compression_mem_level()
1384    png_debug(1, "in png_set_compression_strategy\n");  in png_set_compression_strategy()
1415    png_debug(1, "in png_set_compression_method\n");  in png_set_compression_method()
1437    png_debug(1, "in png_set_write_user_transform_fn\n");  in png_set_write_user_transform_fn()