cr_png_access_version_number, ,cr_png_benign_error, ,cr_png_calloc, ,cr_png_chunk_benign_error, ,cr_png_chunk_error, ,cr_png_chunk_warning, ,cr_png_create_info_struct, ,cr_png_create_read_struct, ,cr_png_create_read_struct_2, ,cr_png_create_write_struct, ,cr_png_create_write_struct_2, ,cr_png_data_freer, ,cr_png_destroy_info_struct, ,cr_png_destroy_read_struct, ,cr_png_destroy_write_struct, ,cr_png_error, ,cr_png_free, ,cr_png_free_data, ,cr_png_free_default, ,cr_png_get_bit_depth, ,cr_png_get_channels, ,cr_png_get_cHRM, ,cr_png_get_cHRM_fixed, ,cr_png_get_cHRM_XYZ, ,cr_png_get_cHRM_XYZ_fixed, ,cr_png_get_chunk_cache_max, ,cr_png_get_chunk_malloc_max, ,cr_png_get_color_type, ,cr_png_get_compression_buffer_size, ,cr_png_get_compression_type, ,cr_png_get_copyright, ,cr_png_get_current_pass_number, ,cr_png_get_current_row_number, ,cr_png_get_error_ptr, ,cr_png_get_filter_type, ,cr_png_get_gAMA, ,cr_png_get_gAMA_fixed, ,cr_png_get_header_ver, ,cr_png_get_header_version, ,cr_png_get_iCCP, ,cr_png_get_IHDR, ,cr_png_get_image_height, ,cr_png_get_image_width, ,cr_png_get_int_32, ,cr_png_get_interlace_type, ,cr_png_get_io_ptr, ,cr_png_get_libpng_ver, ,cr_png_get_mem_ptr, ,cr_png_get_pixel_aspect_ratio, ,cr_png_get_pixel_aspect_ratio_fixed, ,cr_png_get_pixels_per_meter, ,cr_png_get_PLTE, ,cr_png_get_progressive_ptr, ,cr_png_get_rgb_to_gray_status, ,cr_png_get_rowbytes, ,cr_png_get_rows, ,cr_png_get_sBIT, ,cr_png_get_signature, ,cr_png_get_sRGB, ,cr_png_get_text, ,cr_png_get_tRNS, ,cr_png_get_uint_16, ,cr_png_get_uint_31, ,cr_png_get_uint_32, ,cr_png_get_unknown_chunks, ,cr_png_get_user_chunk_ptr, ,cr_png_get_user_height_max, ,cr_png_get_user_transform_ptr, ,cr_png_get_user_width_max, ,cr_png_get_valid, ,cr_png_get_x_offset_microns, ,cr_png_get_x_offset_pixels, ,cr_png_get_x_pixels_per_meter, ,cr_png_get_y_offset_microns, ,cr_png_get_y_offset_pixels, ,cr_png_get_y_pixels_per_meter, ,cr_png_handle_as_unknown, ,cr_png_image_begin_read_from_file, ,cr_png_image_begin_read_from_memory, ,cr_png_image_begin_read_from_stdio, ,cr_png_image_finish_read, ,cr_png_image_free, ,cr_png_image_write_to_file, ,cr_png_image_write_to_memory, ,cr_png_image_write_to_stdio, ,cr_png_info_init_3, ,cr_png_init_io, ,cr_png_longjmp, ,cr_png_malloc, ,cr_png_malloc_default, ,cr_png_malloc_warn, ,cr_png_process_data, ,cr_png_process_data_pause, ,cr_png_process_data_skip, ,cr_png_progressive_combine_row, ,cr_png_read_end, ,cr_png_read_image, ,cr_png_read_info, ,cr_png_read_png, ,cr_png_read_row, ,cr_png_read_rows, ,cr_png_read_update_info, ,cr_png_reset_zstream, ,cr_png_save_int_32, ,cr_png_save_uint_16, ,cr_png_save_uint_32, ,cr_png_set_add_alpha, ,cr_png_set_alpha_mode, ,cr_png_set_alpha_mode_fixed, ,cr_png_set_background, ,cr_png_set_background_fixed, ,cr_png_set_benign_errors, ,cr_png_set_bgr, ,cr_png_set_cHRM, ,cr_png_set_cHRM_fixed, ,cr_png_set_cHRM_XYZ, ,cr_png_set_cHRM_XYZ_fixed, ,cr_png_set_chunk_cache_max, ,cr_png_set_chunk_malloc_max, ,cr_png_set_compression_buffer_size, ,cr_png_set_compression_level, ,cr_png_set_compression_mem_level, ,cr_png_set_compression_method, ,cr_png_set_compression_strategy, ,cr_png_set_compression_window_bits, ,cr_png_set_crc_action, ,cr_png_set_error_fn, ,cr_png_set_expand, ,cr_png_set_expand_16, ,cr_png_set_expand_gray_1_2_4_to_8, ,cr_png_set_filler, ,cr_png_set_filter, ,cr_png_set_filter_heuristics, ,cr_png_set_filter_heuristics_fixed, ,cr_png_set_flush, ,cr_png_set_gAMA, ,cr_png_set_gAMA_fixed, ,cr_png_set_gamma, ,cr_png_set_gamma_fixed, ,cr_png_set_gray_to_rgb, ,cr_png_set_iCCP, ,cr_png_set_IHDR, ,cr_png_set_interlace_handling, ,cr_png_set_invalid, ,cr_png_set_keep_unknown_chunks, ,cr_png_set_longjmp_fn, ,cr_png_set_mem_fn, ,cr_png_set_packing, ,cr_png_set_packswap, ,cr_png_set_palette_to_rgb, ,cr_png_set_PLTE, ,cr_png_set_progressive_read_fn, ,cr_png_set_read_fn, ,cr_png_set_read_status_fn, ,cr_png_set_read_user_chunk_fn, ,cr_png_set_read_user_transform_fn, ,cr_png_set_rgb_to_gray, ,cr_png_set_rgb_to_gray_fixed, ,cr_png_set_rows, ,cr_png_set_sBIT, ,cr_png_set_scale_16, ,cr_png_set_shift, ,cr_png_set_sig_bytes, ,cr_png_set_sRGB, ,cr_png_set_sRGB_gAMA_and_cHRM, ,cr_png_set_strip_16, ,cr_png_set_strip_alpha, ,cr_png_set_swap, ,cr_png_set_swap_alpha, ,cr_png_set_text, ,cr_png_set_text_compression_level, ,cr_png_set_text_compression_mem_level, ,cr_png_set_text_compression_method, ,cr_png_set_text_compression_strategy, ,cr_png_set_text_compression_window_bits, ,cr_png_set_tRNS, ,cr_png_set_tRNS_to_alpha, ,cr_png_set_unknown_chunk_location, ,cr_png_set_unknown_chunks, ,cr_png_set_user_limits, ,cr_png_set_user_transform_info, ,cr_png_set_write_fn, ,cr_png_set_write_status_fn, ,cr_png_set_write_user_transform_fn, ,cr_png_sig_cmp, ,cr_png_start_read_image, ,cr_png_warning, ,cr_png_write_chunk, ,cr_png_write_chunk_data, ,cr_png_write_chunk_end, ,cr_png_write_chunk_start, ,cr_png_write_end, ,cr_png_write_flush, ,cr_png_write_image, ,cr_png_write_info, ,cr_png_write_info_before_PLTE, ,cr_png_write_png, ,cr_png_write_row, ,cr_png_write_rows, ,cr_png_write_sig.