Update libpng to 1.6.22

third_party/libpng/pngprefix.h

+/*
+ * Copyright 2016 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#ifndef PNGPREFIX_H
+#define PNGPREFIX_H
+
+/*
+ * This is necessary to build multiple copies of libpng.  We need this while pdfium has
+ * its own copy of libpng.
+ */
+
+#define png_sRGB_table wk_png_sRGB_table
+#define png_sRGB_base wk_png_sRGB_base
+#define png_sRGB_delta wk_png_sRGB_delta
+#define png_zstream_error wk_png_zstream_error
+#define png_free_buffer_list wk_png_free_buffer_list
+#define png_fixed wk_png_fixed
+#define png_user_version_check wk_png_user_version_check
+#define png_malloc_base wk_png_malloc_base
+#define png_malloc_array wk_png_malloc_array
+#define png_realloc_array wk_png_realloc_array
+#define png_create_png_struct wk_png_create_png_struct
+#define png_destroy_png_struct wk_png_destroy_png_struct
+#define png_free_jmpbuf wk_png_free_jmpbuf
+#define png_zalloc wk_png_zalloc
+#define png_zfree wk_png_zfree
+#define png_default_read_data wk_png_default_read_data
+#define png_push_fill_buffer wk_png_push_fill_buffer
+#define png_default_write_data wk_png_default_write_data
+#define png_default_flush wk_png_default_flush
+#define png_reset_crc wk_png_reset_crc
+#define png_write_data wk_png_write_data
+#define png_read_sig wk_png_read_sig
+#define png_read_chunk_header wk_png_read_chunk_header
+#define png_read_data wk_png_read_data
+#define png_crc_read wk_png_crc_read
+#define png_crc_finish wk_png_crc_finish
+#define png_crc_error wk_png_crc_error
+#define png_calculate_crc wk_png_calculate_crc
+#define png_flush wk_png_flush
+#define png_write_IHDR wk_png_write_IHDR
+#define png_write_PLTE wk_png_write_PLTE
+#define png_compress_IDAT wk_png_compress_IDAT
+#define png_write_IEND wk_png_write_IEND
+#define png_write_gAMA_fixed wk_png_write_gAMA_fixed
+#define png_write_sBIT wk_png_write_sBIT
+#define png_write_cHRM_fixed wk_png_write_cHRM_fixed
+#define png_write_sRGB wk_png_write_sRGB
+#define png_write_iCCP wk_png_write_iCCP
+#define png_write_sPLT wk_png_write_sPLT
+#define png_write_tRNS wk_png_write_tRNS
+#define png_write_bKGD wk_png_write_bKGD
+#define png_write_hIST wk_png_write_hIST
+#define png_write_tEXt wk_png_write_tEXt
+#define png_write_zTXt wk_png_write_zTXt
+#define png_write_iTXt wk_png_write_iTXt
+#define png_set_text_2 wk_png_set_text_2
+#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_tIME wk_png_write_tIME
+#define png_write_sCAL_s wk_png_write_sCAL_s
+#define png_write_finish_row wk_png_write_finish_row
+#define png_write_start_row wk_png_write_start_row
+#define png_combine_row wk_png_combine_row
+#define png_do_read_interlace wk_png_do_read_interlace
+#define png_do_write_interlace wk_png_do_write_interlace
+#define png_read_filter_row wk_png_read_filter_row
+#define png_read_filter_row_up_neon wk_png_read_filter_row_up_neon
+#define png_read_filter_row_sub3_neon wk_png_read_filter_row_sub3_neon
+#define png_read_filter_row_sub4_neon wk_png_read_filter_row_sub4_neon
+#define png_read_filter_row_avg3_neon wk_png_read_filter_row_avg3_neon
+#define png_read_filter_row_avg4_neon wk_png_read_filter_row_avg4_neon
+#define png_read_filter_row_paeth3_neon wk_png_read_filter_row_paeth3_neon
+#define png_read_filter_row_paeth4_neon wk_png_read_filter_row_paeth4_neon
+#define png_read_filter_row_sub3_sse2 wk_png_read_filter_row_sub3_sse2
+#define png_read_filter_row_sub4_sse2 wk_png_read_filter_row_sub4_sse2
+#define png_read_filter_row_avg3_sse2 wk_png_read_filter_row_avg3_sse2
+#define png_read_filter_row_avg4_sse2 wk_png_read_filter_row_avg4_sse2
+#define png_read_filter_row_paeth3_sse2 wk_png_read_filter_row_paeth3_sse2
+#define png_read_filter_row_paeth4_sse2 wk_png_read_filter_row_paeth4_sse2
+#define png_write_find_filter wk_png_write_find_filter
+#define png_read_IDAT_data wk_png_read_IDAT_data
+#define png_read_finish_IDAT wk_png_read_finish_IDAT
+#define png_read_finish_row wk_png_read_finish_row
+#define png_read_start_row wk_png_read_start_row
+#define png_read_transform_info wk_png_read_transform_info
+#define png_do_read_filler wk_png_do_read_filler
+#define png_do_read_swap_alpha wk_png_do_read_swap_alpha
+#define png_do_write_swap_alpha wk_png_do_write_swap_alpha
+#define png_do_read_invert_alpha wk_png_do_read_invert_alpha
+#define png_do_write_invert_alpha wk_png_do_write_invert_alpha
+#define png_do_strip_channel wk_png_do_strip_channel
+#define png_do_swap wk_png_do_swap
+#define png_do_packswap wk_png_do_packswap
+#define png_do_rgb_to_gray wk_png_do_rgb_to_gray
+#define png_do_gray_to_rgb wk_png_do_gray_to_rgb
+#define png_do_unpack wk_png_do_unpack
+#define png_do_unshift wk_png_do_unshift
+#define png_do_invert wk_png_do_invert
+#define png_do_scale_16_to_8 wk_png_do_scale_16_to_8
+#define png_do_chop wk_png_do_chop
+#define png_do_quantize wk_png_do_quantize
+#define png_do_bgr wk_png_do_bgr
+#define png_do_pack wk_png_do_pack
+#define png_do_shift wk_png_do_shift
+#define png_do_compose wk_png_do_compose
+#define png_do_gamma wk_png_do_gamma
+#define png_do_encode_alpha wk_png_do_encode_alpha
+#define png_do_expand_palette wk_png_do_expand_palette
+#define png_do_expand wk_png_do_expand
+#define png_do_expand_16 wk_png_do_expand_16
+#define png_handle_IHDR wk_png_handle_IHDR
+#define png_handle_PLTE wk_png_handle_PLTE
+#define png_handle_IEND wk_png_handle_IEND
+#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_zTXt wk_png_handle_zTXt
+#define png_check_chunk_name wk_png_check_chunk_name
+#define png_handle_unknown wk_png_handle_unknown
+#define png_chunk_unknown_handling wk_png_chunk_unknown_handling
+#define png_do_read_transformations wk_png_do_read_transformations
+#define png_do_write_transformations wk_png_do_write_transformations
+#define png_init_read_transformations wk_png_init_read_transformations
+#define png_push_read_chunk wk_png_push_read_chunk
+#define png_push_read_sig wk_png_push_read_sig
+#define png_push_check_crc wk_png_push_check_crc
+#define png_push_crc_skip wk_png_push_crc_skip
+#define png_push_crc_finish wk_png_push_crc_finish
+#define png_push_save_buffer wk_png_push_save_buffer
+#define png_push_restore_buffer wk_png_push_restore_buffer
+#define png_push_read_IDAT wk_png_push_read_IDAT
+#define png_process_IDAT_data wk_png_process_IDAT_data
+#define png_push_process_row wk_png_push_process_row
+#define png_push_handle_unknown wk_png_push_handle_unknown
+#define png_push_have_info wk_png_push_have_info
+#define png_push_have_end wk_png_push_have_end
+#define png_push_have_row wk_png_push_have_row
+#define png_push_read_end wk_png_push_read_end
+#define png_process_some_data wk_png_process_some_data
+#define png_read_push_finish_row wk_png_read_push_finish_row
+#define png_push_handle_tEXt wk_png_push_handle_tEXt
+#define png_push_read_tEXt wk_png_push_read_tEXt
+#define png_push_handle_zTXt wk_png_push_handle_zTXt
+#define png_push_read_zTXt wk_png_push_read_zTXt
+#define png_push_handle_iTXt wk_png_push_handle_iTXt
+#define png_push_read_iTXt wk_png_push_read_iTXt
+#define png_do_read_intrapixel wk_png_do_read_intrapixel
+#define png_do_write_intrapixel wk_png_do_write_intrapixel
+#define png_colorspace_set_gamma wk_png_colorspace_set_gamma
+#define png_colorspace_sync_info wk_png_colorspace_sync_info
+#define png_colorspace_sync wk_png_colorspace_sync
+#define png_colorspace_set_chromaticities wk_png_colorspace_set_chromaticities
+#define png_colorspace_set_endpoints wk_png_colorspace_set_endpoints
+#define png_colorspace_set_sRGB wk_png_colorspace_set_sRGB
+#define png_colorspace_set_ICC wk_png_colorspace_set_ICC
+#define png_icc_check_length wk_png_icc_check_length
+#define png_icc_check_header wk_png_icc_check_header
+#define png_icc_check_tag_table wk_png_icc_check_tag_table
+#define png_icc_set_sRGB wk_png_icc_set_sRGB
+#define png_colorspace_set_rgb_coefficients wk_png_colorspace_set_rgb_coefficients
+#define png_check_IHDR wk_png_check_IHDR
+#define png_do_check_palette_indexes wk_png_do_check_palette_indexes
+#define png_fixed_error wk_png_fixed_error
+#define png_safecat wk_png_safecat
+#define png_format_number wk_png_format_number
+#define png_warning_parameter wk_png_warning_parameter
+#define png_warning_parameter_unsigned wk_png_warning_parameter_unsigned
+#define png_warning_parameter_signed wk_png_warning_parameter_signed
+#define png_formatted_warning wk_png_formatted_warning
+#define png_app_warning wk_png_app_warning
+#define png_app_error wk_png_app_error
+#define png_chunk_report wk_png_chunk_report
+#define png_ascii_from_fp wk_png_ascii_from_fp
+#define png_ascii_from_fixed wk_png_ascii_from_fixed
+#define png_check_fp_number wk_png_check_fp_number
+#define png_check_fp_string wk_png_check_fp_string
+#define png_muldiv wk_png_muldiv
+#define png_muldiv_warn wk_png_muldiv_warn
+#define png_reciprocal wk_png_reciprocal
+#define png_reciprocal2 wk_png_reciprocal2
+#define png_gamma_significant wk_png_gamma_significant
+#define png_gamma_correct wk_png_gamma_correct
+#define png_gamma_16bit_correct wk_png_gamma_16bit_correct
+#define png_gamma_8bit_correct wk_png_gamma_8bit_correct
+#define png_destroy_gamma_table wk_png_destroy_gamma_table
+#define png_build_gamma_table wk_png_build_gamma_table
+#define png_safe_error wk_png_safe_error
+#define png_safe_warning wk_png_safe_warning
+#define png_safe_execute wk_png_safe_execute
+#define png_image_error wk_png_image_error
+#define png_access_version_number wk_png_access_version_number
+#define png_build_grayscale_palette wk_png_build_grayscale_palette
+#define png_convert_to_rfc1123 wk_png_convert_to_rfc1123
+#define png_convert_to_rfc1123_buffer wk_png_convert_to_rfc1123_buffer
+#define png_create_info_struct wk_png_create_info_struct
+#define png_data_freer wk_png_data_freer
+#define png_destroy_info_struct wk_png_destroy_info_struct
+#define png_free_data wk_png_free_data
+#define png_get_copyright wk_png_get_copyright
+#define png_get_header_ver wk_png_get_header_ver
+#define png_get_header_version wk_png_get_header_version
+#define png_get_io_ptr wk_png_get_io_ptr
+#define png_get_libpng_ver wk_png_get_libpng_ver
+#define png_handle_as_unknown wk_png_handle_as_unknown
+#define png_image_free wk_png_image_free
+#define png_info_init_3 wk_png_info_init_3
+#define png_init_io wk_png_init_io
+#define png_reset_zstream wk_png_reset_zstream
+#define png_save_int_32 wk_png_save_int_32
+#define png_set_option wk_png_set_option
+#define png_set_sig_bytes wk_png_set_sig_bytes
+#define png_sig_cmp wk_png_sig_cmp
+#define png_benign_error wk_png_benign_error
+#define png_chunk_benign_error wk_png_chunk_benign_error
+#define png_chunk_error wk_png_chunk_error
+#define png_chunk_warning wk_png_chunk_warning
+#define png_error wk_png_error
+#define png_get_error_ptr wk_png_get_error_ptr
+#define png_longjmp wk_png_longjmp
+#define png_set_error_fn wk_png_set_error_fn
+#define png_set_longjmp_fn wk_png_set_longjmp_fn
+#define png_warning wk_png_warning
+#define png_get_bit_depth wk_png_get_bit_depth
+#define png_get_bKGD wk_png_get_bKGD
+#define png_get_channels wk_png_get_channels
+#define png_get_cHRM wk_png_get_cHRM
+#define png_get_cHRM_fixed wk_png_get_cHRM_fixed
+#define png_get_cHRM_XYZ wk_png_get_cHRM_XYZ
+#define png_get_cHRM_XYZ_fixed wk_png_get_cHRM_XYZ_fixed
+#define png_get_chunk_cache_max wk_png_get_chunk_cache_max
+#define png_get_chunk_malloc_max wk_png_get_chunk_malloc_max
+#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_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_iCCP wk_png_get_iCCP
+#define png_get_IHDR wk_png_get_IHDR
+#define png_get_image_height wk_png_get_image_height
+#define png_get_image_width wk_png_get_image_width
+#define png_get_interlace_type wk_png_get_interlace_type
+#define png_get_io_chunk_type wk_png_get_io_chunk_type
+#define png_get_io_state wk_png_get_io_state
+#define png_get_oFFs wk_png_get_oFFs
+#define png_get_palette_max wk_png_get_palette_max
+#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_pixel_aspect_ratio_fixed wk_png_get_pixel_aspect_ratio_fixed
+#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_PLTE wk_png_get_PLTE
+#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_fixed wk_png_get_sCAL_fixed
+#define png_get_sCAL_s wk_png_get_sCAL_s
+#define png_get_signature wk_png_get_signature
+#define png_get_sPLT wk_png_get_sPLT
+#define png_get_sRGB wk_png_get_sRGB
+#define png_get_text wk_png_get_text
+#define png_get_tIME wk_png_get_tIME
+#define png_get_tRNS wk_png_get_tRNS
+#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_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_inches_fixed wk_png_get_x_offset_inches_fixed
+#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_inches_fixed wk_png_get_y_offset_inches_fixed
+#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_calloc wk_png_calloc
+#define png_free wk_png_free
+#define png_free_default wk_png_free_default
+#define png_get_mem_ptr wk_png_get_mem_ptr
+#define png_malloc wk_png_malloc
+#define png_malloc_default wk_png_malloc_default
+#define png_malloc_warn wk_png_malloc_warn
+#define png_set_mem_fn wk_png_set_mem_fn
+#define png_get_progressive_ptr wk_png_get_progressive_ptr
+#define png_process_data wk_png_process_data
+#define png_process_data_pause wk_png_process_data_pause
+#define png_process_data_skip wk_png_process_data_skip
+#define png_progressive_combine_row wk_png_progressive_combine_row
+#define png_set_progressive_read_fn wk_png_set_progressive_read_fn
+#define png_create_read_struct wk_png_create_read_struct
+#define png_create_read_struct_2 wk_png_create_read_struct_2
+#define png_destroy_read_struct wk_png_destroy_read_struct
+#define png_image_begin_read_from_file wk_png_image_begin_read_from_file
+#define png_image_begin_read_from_memory wk_png_image_begin_read_from_memory
+#define png_image_begin_read_from_stdio wk_png_image_begin_read_from_stdio
+#define png_image_finish_read wk_png_image_finish_read
+#define png_read_end wk_png_read_end
+#define png_read_image wk_png_read_image
+#define png_read_info wk_png_read_info
+#define png_read_png wk_png_read_png
+#define png_read_row wk_png_read_row
+#define png_read_rows wk_png_read_rows
+#define png_read_update_info wk_png_read_update_info
+#define png_set_read_status_fn wk_png_set_read_status_fn
+#define png_start_read_image wk_png_start_read_image
+#define png_set_read_fn wk_png_set_read_fn
+#define png_set_alpha_mode wk_png_set_alpha_mode
+#define png_set_alpha_mode_fixed wk_png_set_alpha_mode_fixed
+#define png_set_background wk_png_set_background
+#define png_set_background_fixed wk_png_set_background_fixed
+#define png_set_crc_action wk_png_set_crc_action
+#define png_set_expand wk_png_set_expand
+#define png_set_expand_16 wk_png_set_expand_16
+#define png_set_expand_gray_1_2_4_to_8 wk_png_set_expand_gray_1_2_4_to_8
+#define png_set_gamma wk_png_set_gamma
+#define png_set_gamma_fixed wk_png_set_gamma_fixed
+#define png_set_gray_to_rgb wk_png_set_gray_to_rgb
+#define png_set_palette_to_rgb wk_png_set_palette_to_rgb
+#define png_set_quantize wk_png_set_quantize
+#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_scale_16 wk_png_set_scale_16
+#define png_set_strip_16 wk_png_set_strip_16
+#define png_set_strip_alpha wk_png_set_strip_alpha
+#define png_set_tRNS_to_alpha wk_png_set_tRNS_to_alpha
+#define png_get_int_32 wk_png_get_int_32
+#define png_get_uint_16 wk_png_get_uint_16
+#define png_get_uint_31 wk_png_get_uint_31
+#define png_get_uint_32 wk_png_get_uint_32
+#define png_permit_mng_features wk_png_permit_mng_features
+#define png_set_benign_errors wk_png_set_benign_errors
+#define png_set_bKGD wk_png_set_bKGD
+#define png_set_check_for_invalid_index wk_png_set_check_for_invalid_index
+#define png_set_cHRM wk_png_set_cHRM
+#define png_set_cHRM_fixed wk_png_set_cHRM_fixed
+#define png_set_cHRM_XYZ wk_png_set_cHRM_XYZ
+#define png_set_cHRM_XYZ_fixed wk_png_set_cHRM_XYZ_fixed
+#define png_set_chunk_cache_max wk_png_set_chunk_cache_max
+#define png_set_chunk_malloc_max wk_png_set_chunk_malloc_max
+#define png_set_compression_buffer_size wk_png_set_compression_buffer_size
+#define png_set_gAMA wk_png_set_gAMA
+#define png_set_gAMA_fixed wk_png_set_gAMA_fixed
+#define png_set_hIST wk_png_set_hIST
+#define png_set_iCCP wk_png_set_iCCP
+#define png_set_IHDR wk_png_set_IHDR
+#define png_set_invalid wk_png_set_invalid
+#define png_set_keep_unknown_chunks wk_png_set_keep_unknown_chunks
+#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_PLTE wk_png_set_PLTE
+#define png_set_read_user_chunk_fn wk_png_set_read_user_chunk_fn
+#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_fixed wk_png_set_sCAL_fixed
+#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_text wk_png_set_text
+#define png_set_tIME wk_png_set_tIME
+#define png_set_tRNS wk_png_set_tRNS
+#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_get_current_pass_number wk_png_get_current_pass_number
+#define png_get_current_row_number wk_png_get_current_row_number
+#define png_get_user_transform_ptr wk_png_get_user_transform_ptr
+#define png_set_add_alpha wk_png_set_add_alpha
+#define png_set_bgr wk_png_set_bgr
+#define png_set_filler wk_png_set_filler
+#define png_set_interlace_handling wk_png_set_interlace_handling
+#define png_set_invert_alpha wk_png_set_invert_alpha
+#define png_set_invert_mono wk_png_set_invert_mono
+#define png_set_packing wk_png_set_packing
+#define png_set_packswap wk_png_set_packswap
+#define png_set_shift wk_png_set_shift
+#define png_set_swap wk_png_set_swap
+#define png_set_swap_alpha wk_png_set_swap_alpha
+#define png_set_user_transform_info wk_png_set_user_transform_info
+#define png_set_write_fn wk_png_set_write_fn
+#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_create_write_struct wk_png_create_write_struct
+#define png_create_write_struct_2 wk_png_create_write_struct_2
+#define png_destroy_write_struct wk_png_destroy_write_struct
+#define png_image_write_to_file wk_png_image_write_to_file
+#define png_image_write_to_stdio wk_png_image_write_to_stdio
+#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_filter wk_png_set_filter
+#define png_set_filter_heuristics wk_png_set_filter_heuristics
+#define png_set_filter_heuristics_fixed wk_png_set_filter_heuristics_fixed
+#define png_set_flush wk_png_set_flush
+#define png_set_text_compression_level wk_png_set_text_compression_level
+#define png_set_text_compression_mem_level wk_png_set_text_compression_mem_level
+#define png_set_text_compression_method wk_png_set_text_compression_method
+#define png_set_text_compression_strategy wk_png_set_text_compression_strategy
+#define png_set_text_compression_window_bits wk_png_set_text_compression_window_bits
+#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_write_end wk_png_write_end
+#define png_write_flush wk_png_write_flush
+#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
+#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_save_uint_16 wk_png_save_uint_16
+#define png_save_uint_32 wk_png_save_uint_32
+#define png_write_chunk wk_png_write_chunk
+#define png_write_chunk_data wk_png_write_chunk_data
+#define png_write_chunk_start wk_png_write_chunk_start
+#define png_write_chunk_end wk_png_write_chunk_end
+#define png_write_sig wk_png_write_sig
+#define png_init_filter_functions_neon wk_png_init_filter_functions_neon
+#define png_init_filter_functions_sse2 wk_png_init_filter_functions_sse2
+
+#endif  // PNGPREFIX_H