/* ***** BEGIN LICENSE BLOCK ***** * Version: MPL 1.1/GPL 2.0/LGPL 2.1 * * The contents of this file are subject to the Mozilla Public License Version * 1.1 (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * http://www.mozilla.org/MPL/ * * Software distributed under the License is distributed on an "AS IS" basis, * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License * for the specific language governing rights and limitations under the * License. * * The Original Code is mozilla libpng configuration. * * The Initial Developer of the Original Code is * Tim Rowley. * Portions created by the Initial Developer are Copyright (C) 2003 * the Initial Developer. All Rights Reserved. * * Contributor(s): Tim Rowley , Apple Computer * * Alternatively, the contents of this file may be used under the terms of * either the GNU General Public License Version 2 or later (the "GPL"), or * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), * in which case the provisions of the GPL or the LGPL are applicable instead * of those above. If you wish to allow use of your version of this file only * under the terms of either the GPL or the LGPL, and not to allow others to * use your version of this file under the terms of the MPL, indicate your * decision by deleting the provisions above and replace them with the notice * and other provisions required by the GPL or the LGPL. If you do not delete * the provisions above, a recipient may use your version of this file under * the terms of any one of the MPL, the GPL or the LGPL. * * ***** END LICENSE BLOCK ***** */ #ifndef CHROME_THIRD_PARTY_LIBPNG_PNGUSR_H__ #define CHROME_THIRD_PARTY_LIBPNG_PNGUSR_H__ #define PNG_NO_GLOBAL_ARRAYS #undef PNG_NO_INFO_IMAGE #define PNG_NO_READ_BACKGROUND #define PNG_NO_READ_DITHER #define PNG_NO_READ_INVERT #define PNG_NO_READ_SHIFT #if defined(CHROME_PNG_READ_PACK_SUPPORT) #undef PNG_NO_READ_PACK // Required by freetype to support png glyphs. #else #define PNG_NO_READ_PACK #endif #define PNG_NO_READ_PACKSWAP #undef PNG_NO_READ_FILLER #define PNG_NO_READ_SWAP #define PNG_NO_READ_SWAP_ALPHA #define PNG_NO_READ_INVERT_ALPHA #define PNG_NO_READ_RGB_TO_GRAY #define PNG_NO_READ_bKGD #undef PNG_NO_READ_cHRM #undef PNG_NO_READ_gAMA #define PNG_NO_READ_hIST #undef PNG_NO_READ_iCCP #define PNG_NO_READ_oFFs #define PNG_NO_READ_pCAL #define PNG_NO_READ_pHYs #define PNG_NO_READ_sBIT #define PNG_NO_READ_sCAL #define PNG_NO_READ_sPLT #undef PNG_NO_READ_sRGB #define PNG_NO_READ_TEXT #define PNG_NO_READ_tIME #define PNG_NO_READ_UNKNOWN_CHUNKS #define PNG_NO_READ_USER_CHUNKS #define PNG_NO_READ_EMPTY_PLTE #define PNG_NO_READ_OPT_PLTE #ifdef CHROME_PNG_WRITE_SUPPORT #define PNG_NO_WRITE_BACKGROUND #define PNG_NO_WRITE_DITHER #define PNG_NO_WRITE_INVERT #define PNG_NO_WRITE_SHIFT #define PNG_NO_WRITE_PACK #define PNG_NO_WRITE_PACKSWAP #undef PNG_NO_WRITE_FILLER #define PNG_NO_WRITE_SWAP #define PNG_NO_WRITE_SWAP_ALPHA #define PNG_NO_WRITE_INVERT_ALPHA #define PNG_NO_WRITE_RGB_TO_GRAY #define PNG_NO_WRITE_USER_TRANSFORM #define PNG_NO_WRITE_bKGD #define PNG_NO_WRITE_cHRM #define PNG_NO_WRITE_gAMA #define PNG_NO_WRITE_hIST #define PNG_NO_WRITE_iCCP #define PNG_NO_WRITE_oFFs #define PNG_NO_WRITE_pCAL #define PNG_NO_WRITE_pHYs #define PNG_NO_WRITE_sBIT #define PNG_NO_WRITE_sCAL #define PNG_NO_WRITE_sPLT #define PNG_NO_WRITE_sRGB #define PNG_NO_WRITE_tIME #define PNG_NO_WRITE_UNKNOWN_CHUNKS #define PNG_NO_WRITE_USER_CHUNKS #define PNG_NO_WRITE_EMPTY_PLTE #define PNG_NO_WRITE_OPT_PLTE #else #define PNG_NO_WRITE_SUPPORTED #endif #define PNG_NO_USER_MEM #define PNG_NO_FIXED_POINT_SUPPORTED #define PNG_NO_MNG_FEATURES #define PNG_NO_HANDLE_AS_UNKNOWN #define PNG_NO_CONSOLE_IO #define PNG_NO_ZALLOC_ZERO #define PNG_NO_ERROR_NUMBERS #undef PNG_NO_EASY_ACCESS /* Set recommended chunk limits: see https://crbug.com/117369 */ #undef PNG_NO_USER_LIMITS #undef PNG_NO_SET_USER_LIMITS #define PNG_USER_CHUNK_CACHE_MAX 128 #define PNG_USER_CHUNK_MALLOC_MAX 4000000L #define PNG_NO_TIME_RFC1123 #undef PNG_NO_INFO_IMAGE #undef PNG_NO_PROGRESSIVE_READ #undef PNG_NO_SEQUENTIAL_READ /* Mangle names of exported libpng functions so different libpng versions can coexist. It is recommended that if you do this, you give your library a different name such as "libwkpng" instead of "libpng". */ #define png_64bit_product wk_png_64bit_product #define png_access_version_number wk_png_access_version_number #undef png_benign_error #define png_build_gamma_table wk_png_build_gamma_table #define png_build_grayscale_palette wk_png_build_grayscale_palette #define png_calculate_crc wk_png_calculate_crc #define png_calloc wk_png_calloc #define png_check_IHDR wk_png_check_IHDR #define png_check_cHRM_fixed wk_png_check_cHRM_fixed #define png_check_chunk_name wk_png_check_chunk_name #define png_check_keyword wk_png_check_keyword #define png_check_sig wk_png_check_sig #undef png_chunk_benign_error #define png_chunk_error wk_png_chunk_error #define png_chunk_warning wk_png_chunk_warning #define png_combine_row wk_png_combine_row #define png_convert_from_struct_tm wk_png_convert_from_struct_tm #define png_convert_from_time_t wk_png_convert_from_time_t #define png_convert_size wk_png_convert_size #define png_convert_to_rfc1123 wk_png_convert_to_rfc1123 #define png_correct_palette wk_png_correct_palette #define png_crc_error wk_png_crc_error #define png_crc_finish wk_png_crc_finish #define png_crc_read wk_png_crc_read #define png_create_info_struct wk_png_create_info_struct #define png_create_read_struct wk_png_create_read_struct #define png_create_read_struct_2 wk_png_create_read_struct_2 #define png_create_struct wk_png_create_struct #define png_create_struct_2 wk_png_create_struct_2 #define png_create_write_struct wk_png_create_write_struct #define png_create_write_struct_2 wk_png_create_write_struct_2 #define png_data_freer wk_png_data_freer #define png_decompress_chunk wk_png_decompress_chunk #define png_default_error wk_png_default_error #define png_default_flush wk_png_default_flush #define png_default_read_data wk_png_default_read_data #define png_default_warning wk_png_default_warning #define png_default_write_data wk_png_default_write_data #define png_destroy_info_struct wk_png_destroy_info_struct #define png_destroy_read_struct wk_png_destroy_read_struct #define png_destroy_struct wk_png_destroy_struct #define png_destroy_struct_2 wk_png_destroy_struct_2 #define png_destroy_write_struct wk_png_destroy_write_struct #define png_do_background wk_png_do_background #define png_do_bgr wk_png_do_bgr #define png_do_chop wk_png_do_chop #define png_do_dither wk_png_do_dither #define png_do_expand wk_png_do_expand #define png_do_expand_palette wk_png_do_expand_palette #define png_do_gamma wk_png_do_gamma #define png_do_gray_to_rgb wk_png_do_gray_to_rgb #define png_do_invert wk_png_do_invert #define png_do_pack wk_png_do_pack #define png_do_packswap wk_png_do_packswap #define png_do_read_filler wk_png_do_read_filler #define png_do_read_interlace wk_png_do_read_interlace #define png_do_read_intrapixel wk_png_do_read_intrapixel #define png_do_read_invert_alpha wk_png_do_read_invert_alpha #define png_do_read_swap_alpha wk_png_do_read_swap_alpha #define png_do_read_transformations wk_png_do_read_transformations #define png_do_rgb_to_gray wk_png_do_rgb_to_gray #define png_do_shift wk_png_do_shift #define png_do_strip_filler wk_png_do_strip_filler #define png_do_swap wk_png_do_swap #define png_do_unpack wk_png_do_unpack #define png_do_unshift wk_png_do_unshift #define png_do_write_interlace wk_png_do_write_interlace #define png_do_write_intrapixel wk_png_do_write_intrapixel #define png_do_write_invert_alpha wk_png_do_write_invert_alpha #define png_do_write_swap_alpha wk_png_do_write_swap_alpha #define png_do_write_transformations wk_png_do_write_transformations #define png_dummy_mmx_support wk_png_dummy_mmx_support #define png_err wk_png_err #define png_error wk_png_error #define png_flush wk_png_flush #define png_format_buffer wk_png_format_buffer #define png_free wk_png_free #define png_free_data wk_png_free_data #define png_free_default wk_png_free_default #define png_get_IHDR wk_png_get_IHDR #define png_get_PLTE wk_png_get_PLTE #define png_get_asm_flagmask wk_png_get_asm_flagmask #define png_get_asm_flags wk_png_get_asm_flags #define png_get_bKGD wk_png_get_bKGD #define png_get_bit_depth wk_png_get_bit_depth #define png_get_cHRM wk_png_get_cHRM #define png_get_cHRM_fixed wk_png_get_cHRM_fixed #define png_get_channels wk_png_get_channels #define png_get_color_type wk_png_get_color_type #define png_get_compression_buffer_size wk_png_get_compression_buffer_size #define png_get_compression_type wk_png_get_compression_type #define png_get_copyright wk_png_get_copyright #define png_get_error_ptr wk_png_get_error_ptr #define png_get_filter_type wk_png_get_filter_type #define png_get_gAMA wk_png_get_gAMA #define png_get_gAMA_fixed wk_png_get_gAMA_fixed #define png_get_hIST wk_png_get_hIST #define png_get_header_ver wk_png_get_header_ver #define png_get_header_version wk_png_get_header_version #define png_get_iCCP wk_png_get_iCCP #define png_get_image_height wk_png_get_image_height #define png_get_image_width wk_png_get_image_width #undef png_get_int_32 #define png_get_interlace_type wk_png_get_interlace_type #define png_get_io_ptr wk_png_get_io_ptr #define png_get_libpng_ver wk_png_get_libpng_ver #define png_get_mem_ptr wk_png_get_mem_ptr #define png_get_mmx_bitdepth_threshold wk_png_get_mmx_bitdepth_threshold #define png_get_mmx_flagmask wk_png_get_mmx_flagmask #define png_get_mmx_rowbytes_threshold wk_png_get_mmx_rowbytes_threshold #define png_get_oFFs wk_png_get_oFFs #define png_get_pCAL wk_png_get_pCAL #define png_get_pHYs wk_png_get_pHYs #define png_get_pHYs_dpi wk_png_get_pHYs_dpi #define png_get_pixel_aspect_ratio wk_png_get_pixel_aspect_ratio #define png_get_pixels_per_inch wk_png_get_pixels_per_inch #define png_get_pixels_per_meter wk_png_get_pixels_per_meter #define png_get_progressive_ptr wk_png_get_progressive_ptr #define png_get_rgb_to_gray_status wk_png_get_rgb_to_gray_status #define png_get_rowbytes wk_png_get_rowbytes #define png_get_rows wk_png_get_rows #define png_get_sBIT wk_png_get_sBIT #define png_get_sCAL wk_png_get_sCAL #define png_get_sCAL_s wk_png_get_sCAL_s #define png_get_sPLT wk_png_get_sPLT #define png_get_sRGB wk_png_get_sRGB #define png_get_signature wk_png_get_signature #define png_get_tIME wk_png_get_tIME #define png_get_tRNS wk_png_get_tRNS #define png_get_text wk_png_get_text #undef png_get_uint_16 #define png_get_uint_31 wk_png_get_uint_31 #undef png_get_uint_32 #define png_get_unknown_chunks wk_png_get_unknown_chunks #define png_get_user_chunk_ptr wk_png_get_user_chunk_ptr #define png_get_user_height_max wk_png_get_user_height_max #define png_get_user_transform_ptr wk_png_get_user_transform_ptr #define png_get_user_width_max wk_png_get_user_width_max #define png_get_valid wk_png_get_valid #define png_get_x_offset_inches wk_png_get_x_offset_inches #define png_get_x_offset_microns wk_png_get_x_offset_microns #define png_get_x_offset_pixels wk_png_get_x_offset_pixels #define png_get_x_pixels_per_inch wk_png_get_x_pixels_per_inch #define png_get_x_pixels_per_meter wk_png_get_x_pixels_per_meter #define png_get_y_offset_inches wk_png_get_y_offset_inches #define png_get_y_offset_microns wk_png_get_y_offset_microns #define png_get_y_offset_pixels wk_png_get_y_offset_pixels #define png_get_y_pixels_per_inch wk_png_get_y_pixels_per_inch #define png_get_y_pixels_per_meter wk_png_get_y_pixels_per_meter #define png_handle_IEND wk_png_handle_IEND #define png_handle_IHDR wk_png_handle_IHDR #define png_handle_PLTE wk_png_handle_PLTE #define png_handle_as_unknown wk_png_handle_as_unknown #define png_handle_bKGD wk_png_handle_bKGD #define png_handle_cHRM wk_png_handle_cHRM #define png_handle_gAMA wk_png_handle_gAMA #define png_handle_hIST wk_png_handle_hIST #define png_handle_iCCP wk_png_handle_iCCP #define png_handle_iTXt wk_png_handle_iTXt #define png_handle_oFFs wk_png_handle_oFFs #define png_handle_pCAL wk_png_handle_pCAL #define png_handle_pHYs wk_png_handle_pHYs #define png_handle_sBIT wk_png_handle_sBIT #define png_handle_sCAL wk_png_handle_sCAL #define png_handle_sPLT wk_png_handle_sPLT #define png_handle_sRGB wk_png_handle_sRGB #define png_handle_tEXt wk_png_handle_tEXt #define png_handle_tIME wk_png_handle_tIME #define png_handle_tRNS wk_png_handle_tRNS #define png_handle_unknown wk_png_handle_unknown #define png_handle_zTXt wk_png_handle_zTXt #define png_inflate wk_png_inflate #define png_info_destroy wk_png_info_destroy #undef png_info_init #define png_info_init_3 wk_png_info_init_3 #define png_init_io wk_png_init_io #define png_init_read_transformations wk_png_init_read_transformations #define png_malloc wk_png_malloc #define png_malloc_default wk_png_malloc_default #define png_malloc_warn wk_png_malloc_warn #define png_memcpy_check wk_png_memcpy_check #define png_memset_check wk_png_memset_check #define png_mmx_support wk_png_mmx_support #define png_permit_empty_plte wk_png_permit_empty_plte #define png_permit_mng_features wk_png_permit_mng_features #define png_process_IDAT_data wk_png_process_IDAT_data #define png_process_data wk_png_process_data #define png_process_some_data wk_png_process_some_data #define png_progressive_combine_row wk_png_progressive_combine_row #define png_push_crc_finish wk_png_push_crc_finish #define png_push_crc_skip wk_png_push_crc_skip #define png_push_fill_buffer wk_png_push_fill_buffer #define png_push_handle_iTXt wk_png_push_handle_iTXt #define png_push_handle_tEXt wk_png_push_handle_tEXt #define png_push_handle_unknown wk_png_push_handle_unknown #define png_push_handle_zTXt wk_png_push_handle_zTXt #define png_push_have_end wk_png_push_have_end #define png_push_have_info wk_png_push_have_info #define png_push_have_row wk_png_push_have_row #define png_push_process_row wk_png_push_process_row #define png_push_read_IDAT wk_png_push_read_IDAT #define png_push_read_chunk wk_png_push_read_chunk #define png_push_read_iTXt wk_png_push_read_iTXt #define png_push_read_sig wk_png_push_read_sig #define png_push_read_tEXt wk_png_push_read_tEXt #define png_push_read_zTXt wk_png_push_read_zTXt #define png_push_restore_buffer wk_png_push_restore_buffer #define png_push_save_buffer wk_png_push_save_buffer #define png_read_chunk_header wk_png_read_chunk_header #define png_read_data wk_png_read_data #define png_read_destroy wk_png_read_destroy #define png_read_end wk_png_read_end #define png_read_filter_row wk_png_read_filter_row #define png_read_finish_row wk_png_read_finish_row #define png_read_image wk_png_read_image #define png_read_info wk_png_read_info #undef png_read_init #define png_read_init_2 wk_png_read_init_2 #define png_read_init_3 wk_png_read_init_3 #define png_read_png wk_png_read_png #define png_read_push_finish_row wk_png_read_push_finish_row #define png_read_row wk_png_read_row #define png_read_rows wk_png_read_rows #define png_read_start_row wk_png_read_start_row #define png_read_transform_info wk_png_read_transform_info #define png_read_update_info wk_png_read_update_info #define png_reset_crc wk_png_reset_crc #define png_reset_zstream wk_png_reset_zstream #define png_save_int_32 wk_png_save_int_32 #define png_save_uint_16 wk_png_save_uint_16 #define png_save_uint_32 wk_png_save_uint_32 #define png_set_IHDR wk_png_set_IHDR #define png_set_PLTE wk_png_set_PLTE #define png_set_add_alpha wk_png_set_add_alpha #define png_set_asm_flags wk_png_set_asm_flags #define png_set_bKGD wk_png_set_bKGD #define png_set_background wk_png_set_background #define png_set_benign_errors wk_png_set_benign_errors #define png_set_bgr wk_png_set_bgr #define png_set_cHRM wk_png_set_cHRM #define png_set_cHRM_fixed wk_png_set_cHRM_fixed #define png_set_compression_buffer_size wk_png_set_compression_buffer_size #define png_set_compression_level wk_png_set_compression_level #define png_set_compression_mem_level wk_png_set_compression_mem_level #define png_set_compression_method wk_png_set_compression_method #define png_set_compression_strategy wk_png_set_compression_strategy #define png_set_compression_window_bits wk_png_set_compression_window_bits #define png_set_crc_action wk_png_set_crc_action #define png_set_dither wk_png_set_dither #define png_set_error_fn wk_png_set_error_fn #define png_set_expand wk_png_set_expand #define png_set_expand_gray_1_2_4_to_8 wk_png_set_expand_gray_1_2_4_to_8 #define png_set_filler wk_png_set_filler #define png_set_filter wk_png_set_filter #define png_set_filter_heuristics wk_png_set_filter_heuristics #define png_set_flush wk_png_set_flush #define png_set_gAMA wk_png_set_gAMA #define png_set_gAMA_fixed wk_png_set_gAMA_fixed #define png_set_gamma wk_png_set_gamma #define png_set_gray_1_2_4_to_8 wk_png_set_gray_1_2_4_to_8 #define png_set_gray_to_rgb wk_png_set_gray_to_rgb #define png_set_hIST wk_png_set_hIST #define png_set_iCCP wk_png_set_iCCP #define png_set_interlace_handling wk_png_set_interlace_handling #define png_set_invalid wk_png_set_invalid #define png_set_invert_alpha wk_png_set_invert_alpha #define png_set_invert_mono wk_png_set_invert_mono #define png_set_keep_unknown_chunks wk_png_set_keep_unknown_chunks #define png_set_mem_fn wk_png_set_mem_fn #define png_set_mmx_thresholds wk_png_set_mmx_thresholds #define png_set_oFFs wk_png_set_oFFs #define png_set_pCAL wk_png_set_pCAL #define png_set_pHYs wk_png_set_pHYs #define png_set_packing wk_png_set_packing #define png_set_packswap wk_png_set_packswap #define png_set_palette_to_rgb wk_png_set_palette_to_rgb #define png_set_progressive_read_fn wk_png_set_progressive_read_fn #define png_set_read_fn wk_png_set_read_fn #define png_set_read_status_fn wk_png_set_read_status_fn #define png_set_read_user_chunk_fn wk_png_set_read_user_chunk_fn #define png_set_read_user_transform_fn wk_png_set_read_user_transform_fn #define png_set_rgb_to_gray wk_png_set_rgb_to_gray #define png_set_rgb_to_gray_fixed wk_png_set_rgb_to_gray_fixed #define png_set_rows wk_png_set_rows #define png_set_sBIT wk_png_set_sBIT #define png_set_sCAL wk_png_set_sCAL #define png_set_sCAL_s wk_png_set_sCAL_s #define png_set_sPLT wk_png_set_sPLT #define png_set_sRGB wk_png_set_sRGB #define png_set_sRGB_gAMA_and_cHRM wk_png_set_sRGB_gAMA_and_cHRM #define png_set_shift wk_png_set_shift #define png_set_sig_bytes wk_png_set_sig_bytes #define png_set_strip_16 wk_png_set_strip_16 #define png_set_strip_alpha wk_png_set_strip_alpha #define png_set_strip_error_numbers wk_png_set_strip_error_numbers #define png_set_swap wk_png_set_swap #define png_set_swap_alpha wk_png_set_swap_alpha #define png_set_tIME wk_png_set_tIME #define png_set_tRNS wk_png_set_tRNS #define png_set_tRNS_to_alpha wk_png_set_tRNS_to_alpha #define png_set_text wk_png_set_text #define png_set_text_2 wk_png_set_text_2 #define png_set_unknown_chunk_location wk_png_set_unknown_chunk_location #define png_set_unknown_chunks wk_png_set_unknown_chunks #define png_set_user_limits wk_png_set_user_limits #define png_set_user_transform_info wk_png_set_user_transform_info #define png_set_write_fn wk_png_set_write_fn #define png_set_write_status_fn wk_png_set_write_status_fn #define png_set_write_user_transform_fn wk_png_set_write_user_transform_fn #define png_sig_cmp wk_png_sig_cmp #define png_start_read_image wk_png_start_read_image #define png_text_compress wk_png_text_compress #define png_warning wk_png_warning #define png_write_IDAT wk_png_write_IDAT #define png_write_IEND wk_png_write_IEND #define png_write_IHDR wk_png_write_IHDR #define png_write_PLTE wk_png_write_PLTE #define png_write_bKGD wk_png_write_bKGD #define png_write_cHRM wk_png_write_cHRM #define png_write_cHRM_fixed wk_png_write_cHRM_fixed #define png_write_chunk wk_png_write_chunk #define png_write_chunk_data wk_png_write_chunk_data #define png_write_chunk_end wk_png_write_chunk_end #define png_write_chunk_start wk_png_write_chunk_start #define png_write_compressed_data_out wk_png_write_compressed_data_out #define png_write_data wk_png_write_data #define png_write_destroy wk_png_write_destroy #define png_write_end wk_png_write_end #define png_write_filtered_row wk_png_write_filtered_row #define png_write_find_filter wk_png_write_find_filter #define png_write_finish_row wk_png_write_finish_row #define png_write_flush wk_png_write_flush #define png_write_gAMA wk_png_write_gAMA #define png_write_gAMA_fixed wk_png_write_gAMA_fixed #define png_write_hIST wk_png_write_hIST #define png_write_iCCP wk_png_write_iCCP #define png_write_iTXt wk_png_write_iTXt #define png_write_image wk_png_write_image #define png_write_info wk_png_write_info #define png_write_info_before_PLTE wk_png_write_info_before_PLTE #undef png_write_init #define png_write_init_2 wk_png_write_init_2 #define png_write_init_3 wk_png_write_init_3 #define png_write_oFFs wk_png_write_oFFs #define png_write_pCAL wk_png_write_pCAL #define png_write_pHYs wk_png_write_pHYs #define png_write_png wk_png_write_png #define png_write_row wk_png_write_row #define png_write_rows wk_png_write_rows #define png_write_sBIT wk_png_write_sBIT #define png_write_sCAL wk_png_write_sCAL #define png_write_sCAL_s wk_png_write_sCAL_s #define png_write_sPLT wk_png_write_sPLT #define png_write_sRGB wk_png_write_sRGB #define png_write_sig wk_png_write_sig #define png_write_start_row wk_png_write_start_row #define png_write_tEXt wk_png_write_tEXt #define png_write_tIME wk_png_write_tIME #define png_write_tRNS wk_png_write_tRNS #define png_write_zTXt wk_png_write_zTXt #define png_zalloc wk_png_zalloc #define png_zfree wk_png_zfree #endif // CHROME_THIRD_PARTY_LIBPNG_PNGUSR_H__