#include "pnglibconf.h"
#include "pngconf.h"

Classes
struct	png_color_struct
struct	png_color_16_struct
struct	png_color_8_struct
struct	png_sPLT_entry_struct
struct	png_sPLT_struct
struct	png_text_struct
struct	png_time_struct
struct	png_unknown_chunk_t
struct	png_row_info_struct
struct	png_image

Macros
#define	PNG_LIBPNG_VER_STRING "1.6.53"
#define	PNG_HEADER_VERSION_STRING " libpng version " PNG_LIBPNG_VER_STRING "\n"
#define	PNG_LIBPNG_VER_SHAREDLIB 16
#define	PNG_LIBPNG_VER_SONUM PNG_LIBPNG_VER_SHAREDLIB
#define	PNG_LIBPNG_VER_DLLNUM PNG_LIBPNG_VER_SHAREDLIB
#define	PNG_LIBPNG_VER_MAJOR 1
#define	PNG_LIBPNG_VER_MINOR 6
#define	PNG_LIBPNG_VER_RELEASE 53
#define	PNG_LIBPNG_VER_BUILD 0
#define	PNG_LIBPNG_BUILD_ALPHA 1
#define	PNG_LIBPNG_BUILD_BETA 2
#define	PNG_LIBPNG_BUILD_RC 3
#define	PNG_LIBPNG_BUILD_STABLE 4
#define	PNG_LIBPNG_BUILD_RELEASE_STATUS_MASK 7
#define	PNG_LIBPNG_BUILD_PATCH 8
#define	PNG_LIBPNG_BUILD_PRIVATE 16
#define	PNG_LIBPNG_BUILD_SPECIAL 32
#define	PNG_LIBPNG_BUILD_BASE_TYPE PNG_LIBPNG_BUILD_STABLE
#define	PNG_LIBPNG_VER 10653
#define	PNG_LIBPNG_BUILD_TYPE (PNG_LIBPNG_BUILD_BASE_TYPE)
#define	png_libpng_ver png_get_header_ver(NULL)
#define	PNG_TEXT_COMPRESSION_NONE_WR -3
#define	PNG_TEXT_COMPRESSION_zTXt_WR -2
#define	PNG_TEXT_COMPRESSION_NONE -1
#define	PNG_TEXT_COMPRESSION_zTXt 0
#define	PNG_ITXT_COMPRESSION_NONE 1
#define	PNG_ITXT_COMPRESSION_zTXt 2
#define	PNG_TEXT_COMPRESSION_LAST 3
#define	PNG_HAVE_IHDR 0x01
#define	PNG_HAVE_PLTE 0x02
#define	PNG_AFTER_IDAT 0x08
#define	PNG_UINT_31_MAX ((png_uint_32)0x7fffffffL)
#define	PNG_UINT_32_MAX ((png_uint_32)(-1))
#define	PNG_SIZE_MAX ((size_t)(-1))
#define	PNG_FP_1 100000
#define	PNG_FP_HALF 50000
#define	PNG_FP_MAX ((png_fixed_point)0x7fffffffL)
#define	PNG_FP_MIN (-PNG_FP_MAX)
#define	PNG_COLOR_MASK_PALETTE 1
#define	PNG_COLOR_MASK_COLOR 2
#define	PNG_COLOR_MASK_ALPHA 4
#define	PNG_COLOR_TYPE_GRAY 0
#define	PNG_COLOR_TYPE_PALETTE (PNG_COLOR_MASK_COLOR \| PNG_COLOR_MASK_PALETTE)
#define	PNG_COLOR_TYPE_RGB (PNG_COLOR_MASK_COLOR)
#define	PNG_COLOR_TYPE_RGB_ALPHA (PNG_COLOR_MASK_COLOR \| PNG_COLOR_MASK_ALPHA)
#define	PNG_COLOR_TYPE_GRAY_ALPHA (PNG_COLOR_MASK_ALPHA)
#define	PNG_COLOR_TYPE_RGBA PNG_COLOR_TYPE_RGB_ALPHA
#define	PNG_COLOR_TYPE_GA PNG_COLOR_TYPE_GRAY_ALPHA
#define	PNG_COMPRESSION_TYPE_BASE 0
#define	PNG_COMPRESSION_TYPE_DEFAULT PNG_COMPRESSION_TYPE_BASE
#define	PNG_FILTER_TYPE_BASE 0
#define	PNG_INTRAPIXEL_DIFFERENCING 64
#define	PNG_FILTER_TYPE_DEFAULT PNG_FILTER_TYPE_BASE
#define	PNG_INTERLACE_NONE 0
#define	PNG_INTERLACE_ADAM7 1
#define	PNG_INTERLACE_LAST 2
#define	PNG_OFFSET_PIXEL 0
#define	PNG_OFFSET_MICROMETER 1
#define	PNG_OFFSET_LAST 2
#define	PNG_EQUATION_LINEAR 0
#define	PNG_EQUATION_BASE_E 1
#define	PNG_EQUATION_ARBITRARY 2
#define	PNG_EQUATION_HYPERBOLIC 3
#define	PNG_EQUATION_LAST 4
#define	PNG_SCALE_UNKNOWN 0
#define	PNG_SCALE_METER 1
#define	PNG_SCALE_RADIAN 2
#define	PNG_SCALE_LAST 3
#define	PNG_RESOLUTION_UNKNOWN 0
#define	PNG_RESOLUTION_METER 1
#define	PNG_RESOLUTION_LAST 2
#define	PNG_sRGB_INTENT_PERCEPTUAL 0
#define	PNG_sRGB_INTENT_RELATIVE 1
#define	PNG_sRGB_INTENT_SATURATION 2
#define	PNG_sRGB_INTENT_ABSOLUTE 3
#define	PNG_sRGB_INTENT_LAST 4
#define	PNG_KEYWORD_MAX_LENGTH 79
#define	PNG_MAX_PALETTE_LENGTH 256
#define	PNG_INFO_gAMA 0x0001U
#define	PNG_INFO_sBIT 0x0002U
#define	PNG_INFO_cHRM 0x0004U
#define	PNG_INFO_PLTE 0x0008U
#define	PNG_INFO_tRNS 0x0010U
#define	PNG_INFO_bKGD 0x0020U
#define	PNG_INFO_hIST 0x0040U
#define	PNG_INFO_pHYs 0x0080U
#define	PNG_INFO_oFFs 0x0100U
#define	PNG_INFO_tIME 0x0200U
#define	PNG_INFO_pCAL 0x0400U
#define	PNG_INFO_sRGB 0x0800U
#define	PNG_INFO_iCCP 0x1000U
#define	PNG_INFO_sPLT 0x2000U
#define	PNG_INFO_sCAL 0x4000U
#define	PNG_INFO_IDAT 0x8000U
#define	PNG_INFO_eXIf 0x10000U
#define	PNG_INFO_cICP 0x20000U
#define	PNG_INFO_cLLI 0x40000U
#define	PNG_INFO_mDCV 0x80000U
#define	PNG_INFO_acTL 0x100000U
#define	PNG_INFO_fcTL 0x200000U
#define	PNG_INFO_fdAT 0x400000U
#define	PNG_TRANSFORM_IDENTITY 0x0000
#define	PNG_TRANSFORM_STRIP_16 0x0001
#define	PNG_TRANSFORM_STRIP_ALPHA 0x0002
#define	PNG_TRANSFORM_PACKING 0x0004
#define	PNG_TRANSFORM_PACKSWAP 0x0008
#define	PNG_TRANSFORM_EXPAND 0x0010
#define	PNG_TRANSFORM_INVERT_MONO 0x0020
#define	PNG_TRANSFORM_SHIFT 0x0040
#define	PNG_TRANSFORM_BGR 0x0080
#define	PNG_TRANSFORM_SWAP_ALPHA 0x0100
#define	PNG_TRANSFORM_SWAP_ENDIAN 0x0200
#define	PNG_TRANSFORM_INVERT_ALPHA 0x0400
#define	PNG_TRANSFORM_STRIP_FILLER 0x0800
#define	PNG_TRANSFORM_STRIP_FILLER_BEFORE PNG_TRANSFORM_STRIP_FILLER
#define	PNG_TRANSFORM_STRIP_FILLER_AFTER 0x1000
#define	PNG_TRANSFORM_GRAY_TO_RGB 0x2000
#define	PNG_TRANSFORM_EXPAND_16 0x4000
#define	PNG_FLAG_MNG_EMPTY_PLTE 0x01
#define	PNG_FLAG_MNG_FILTER_64 0x04
#define	PNG_ALL_MNG_FEATURES 0x05
#define	png_check_sig(sig, n)
#define	png_jmpbuf(png_ptr)
#define	PNG_ERROR_ACTION_NONE 1
#define	PNG_ERROR_ACTION_WARN 2
#define	PNG_ERROR_ACTION_ERROR 3
#define	PNG_RGB_TO_GRAY_DEFAULT (-1)
#define	PNG_ALPHA_PNG 0
#define	PNG_ALPHA_STANDARD 1
#define	PNG_ALPHA_ASSOCIATED 1
#define	PNG_ALPHA_PREMULTIPLIED 1
#define	PNG_ALPHA_OPTIMIZED 2
#define	PNG_ALPHA_BROKEN 3
#define	PNG_DEFAULT_sRGB -1
#define	PNG_GAMMA_MAC_18 -2
#define	PNG_GAMMA_sRGB 220000
#define	PNG_GAMMA_LINEAR PNG_FP_1
#define	PNG_FILLER_BEFORE 0
#define	PNG_FILLER_AFTER 1
#define	PNG_BACKGROUND_GAMMA_UNKNOWN 0
#define	PNG_BACKGROUND_GAMMA_SCREEN 1
#define	PNG_BACKGROUND_GAMMA_FILE 2
#define	PNG_BACKGROUND_GAMMA_UNIQUE 3
#define	PNG_READ_16_TO_8_SUPPORTED
#define	PNG_GAMMA_THRESHOLD (PNG_GAMMA_THRESHOLD_FIXED*.00001)
#define	PNG_CRC_DEFAULT 0
#define	PNG_CRC_ERROR_QUIT 1
#define	PNG_CRC_WARN_DISCARD 2
#define	PNG_CRC_WARN_USE 3
#define	PNG_CRC_QUIET_USE 4
#define	PNG_CRC_NO_CHANGE 5
#define	PNG_NO_FILTERS 0x00
#define	PNG_FILTER_NONE 0x08
#define	PNG_FILTER_SUB 0x10
#define	PNG_FILTER_UP 0x20
#define	PNG_FILTER_AVG 0x40
#define	PNG_FILTER_PAETH 0x80
#define	PNG_FAST_FILTERS (PNG_FILTER_NONE \| PNG_FILTER_SUB \| PNG_FILTER_UP)
#define	PNG_ALL_FILTERS (PNG_FAST_FILTERS \| PNG_FILTER_AVG \| PNG_FILTER_PAETH)
#define	PNG_FILTER_VALUE_NONE 0
#define	PNG_FILTER_VALUE_SUB 1
#define	PNG_FILTER_VALUE_UP 2
#define	PNG_FILTER_VALUE_AVG 3
#define	PNG_FILTER_VALUE_PAETH 4
#define	PNG_FILTER_VALUE_LAST 5
#define	PNG_FILTER_HEURISTIC_DEFAULT 0
#define	PNG_FILTER_HEURISTIC_UNWEIGHTED 1
#define	PNG_FILTER_HEURISTIC_WEIGHTED 2
#define	PNG_FILTER_HEURISTIC_LAST 3
#define	PNG_DESTROY_WILL_FREE_DATA 1
#define	PNG_SET_WILL_FREE_DATA 1
#define	PNG_USER_WILL_FREE_DATA 2
#define	PNG_FREE_HIST 0x0008U
#define	PNG_FREE_ICCP 0x0010U
#define	PNG_FREE_SPLT 0x0020U
#define	PNG_FREE_ROWS 0x0040U
#define	PNG_FREE_PCAL 0x0080U
#define	PNG_FREE_SCAL 0x0100U
#define	PNG_FREE_UNKN 0x0200U
#define	PNG_FREE_PLTE 0x1000U
#define	PNG_FREE_TRNS 0x2000U
#define	PNG_FREE_TEXT 0x4000U
#define	PNG_FREE_EXIF 0x8000U
#define	PNG_FREE_ALL 0xffffU
#define	PNG_FREE_MUL 0x4220U
#define	PNG_HANDLE_CHUNK_AS_DEFAULT 0
#define	PNG_HANDLE_CHUNK_NEVER 1
#define	PNG_HANDLE_CHUNK_IF_SAFE 2
#define	PNG_HANDLE_CHUNK_ALWAYS 3
#define	PNG_HANDLE_CHUNK_LAST 4
#define	PNG_IO_NONE 0x0000
#define	PNG_IO_READING 0x0001
#define	PNG_IO_WRITING 0x0002
#define	PNG_IO_SIGNATURE 0x0010
#define	PNG_IO_CHUNK_HDR 0x0020
#define	PNG_IO_CHUNK_DATA 0x0040
#define	PNG_IO_CHUNK_CRC 0x0080
#define	PNG_IO_MASK_OP 0x000f
#define	PNG_IO_MASK_LOC 0x00f0
#define	PNG_INTERLACE_ADAM7_PASSES 7
#define	PNG_PASS_START_ROW(pass)
#define	PNG_PASS_START_COL(pass)
#define	PNG_PASS_ROW_OFFSET(pass)
#define	PNG_PASS_COL_OFFSET(pass)
#define	PNG_PASS_ROW_SHIFT(pass)
#define	PNG_PASS_COL_SHIFT(pass)
#define	PNG_PASS_ROWS(height, pass)
#define	PNG_PASS_COLS(width, pass)
#define	PNG_ROW_FROM_PASS_ROW(y_in, pass)
#define	PNG_COL_FROM_PASS_COL(x_in, pass)
#define	PNG_PASS_MASK(pass, off)
#define	PNG_ROW_IN_INTERLACE_PASS(y, pass)
#define	PNG_COL_IN_INTERLACE_PASS(x, pass)
#define	png_composite(composite, fg, alpha, bg)
#define	png_composite_16(composite, fg, alpha, bg)
#define	PNG_get_uint_32(buf)
#define	PNG_get_uint_16(buf)
#define	PNG_get_int_32(buf)
#define	png_get_uint_32(buf)
#define	png_get_uint_16(buf)
#define	png_get_int_32(buf)
#define	PNG_IMAGE_VERSION 1
#define	PNG_IMAGE_WARNING 1
#define	PNG_IMAGE_ERROR 2
#define	PNG_IMAGE_FAILED(png_cntrl)
#define	PNG_FORMAT_FLAG_ALPHA 0x01U
#define	PNG_FORMAT_FLAG_COLOR 0x02U
#define	PNG_FORMAT_FLAG_LINEAR 0x04U
#define	PNG_FORMAT_FLAG_COLORMAP 0x08U
#define	PNG_FORMAT_FLAG_BGR 0x10U
#define	PNG_FORMAT_FLAG_AFIRST 0x20U
#define	PNG_FORMAT_FLAG_ASSOCIATED_ALPHA 0x40U
#define	PNG_FORMAT_GRAY 0
#define	PNG_FORMAT_GA PNG_FORMAT_FLAG_ALPHA
#define	PNG_FORMAT_AG (PNG_FORMAT_GA\|PNG_FORMAT_FLAG_AFIRST)
#define	PNG_FORMAT_RGB PNG_FORMAT_FLAG_COLOR
#define	PNG_FORMAT_BGR (PNG_FORMAT_FLAG_COLOR\|PNG_FORMAT_FLAG_BGR)
#define	PNG_FORMAT_RGBA (PNG_FORMAT_RGB\|PNG_FORMAT_FLAG_ALPHA)
#define	PNG_FORMAT_ARGB (PNG_FORMAT_RGBA\|PNG_FORMAT_FLAG_AFIRST)
#define	PNG_FORMAT_BGRA (PNG_FORMAT_BGR\|PNG_FORMAT_FLAG_ALPHA)
#define	PNG_FORMAT_ABGR (PNG_FORMAT_BGRA\|PNG_FORMAT_FLAG_AFIRST)
#define	PNG_FORMAT_LINEAR_Y PNG_FORMAT_FLAG_LINEAR
#define	PNG_FORMAT_LINEAR_Y_ALPHA (PNG_FORMAT_FLAG_LINEAR\|PNG_FORMAT_FLAG_ALPHA)
#define	PNG_FORMAT_LINEAR_RGB (PNG_FORMAT_FLAG_LINEAR\|PNG_FORMAT_FLAG_COLOR)
#define	PNG_FORMAT_LINEAR_RGB_ALPHA (PNG_FORMAT_FLAG_LINEAR\|PNG_FORMAT_FLAG_COLOR\|PNG_FORMAT_FLAG_ALPHA)
#define	PNG_FORMAT_RGB_COLORMAP (PNG_FORMAT_RGB\|PNG_FORMAT_FLAG_COLORMAP)
#define	PNG_FORMAT_BGR_COLORMAP (PNG_FORMAT_BGR\|PNG_FORMAT_FLAG_COLORMAP)
#define	PNG_FORMAT_RGBA_COLORMAP (PNG_FORMAT_RGBA\|PNG_FORMAT_FLAG_COLORMAP)
#define	PNG_FORMAT_ARGB_COLORMAP (PNG_FORMAT_ARGB\|PNG_FORMAT_FLAG_COLORMAP)
#define	PNG_FORMAT_BGRA_COLORMAP (PNG_FORMAT_BGRA\|PNG_FORMAT_FLAG_COLORMAP)
#define	PNG_FORMAT_ABGR_COLORMAP (PNG_FORMAT_ABGR\|PNG_FORMAT_FLAG_COLORMAP)
#define	PNG_IMAGE_SAMPLE_CHANNELS(fmt)
#define	PNG_IMAGE_SAMPLE_COMPONENT_SIZE(fmt)
#define	PNG_IMAGE_SAMPLE_SIZE(fmt)
#define	PNG_IMAGE_MAXIMUM_COLORMAP_COMPONENTS(fmt)
#define	PNG_IMAGE_PIXEL_(test, fmt)
#define	PNG_IMAGE_PIXEL_CHANNELS(fmt)
#define	PNG_IMAGE_PIXEL_COMPONENT_SIZE(fmt)
#define	PNG_IMAGE_PIXEL_SIZE(fmt)
#define	PNG_IMAGE_ROW_STRIDE(image)
#define	PNG_IMAGE_BUFFER_SIZE(image, row_stride)
#define	PNG_IMAGE_SIZE(image)
#define	PNG_IMAGE_COLORMAP_SIZE(image)
#define	PNG_IMAGE_FLAG_COLORSPACE_NOT_sRGB 0x01
#define	PNG_IMAGE_FLAG_FAST 0x02
#define	PNG_IMAGE_FLAG_16BIT_sRGB 0x04
#define	png_image_write_get_memory_size(image, size, convert_to_8_bit, buffer, row_stride, colormap)
#define	PNG_IMAGE_DATA_SIZE(image)
#define	PNG_ZLIB_MAX_SIZE(b)
#define	PNG_IMAGE_COMPRESSED_SIZE_MAX(image)
#define	PNG_IMAGE_PNG_SIZE_MAX_(image, image_size)
#define	PNG_IMAGE_PNG_SIZE_MAX(image)
#define	PNG_MAXIMUM_INFLATE_WINDOW 2
#define	PNG_SKIP_sRGB_CHECK_PROFILE 4
#define	PNG_OPTION_NEXT 16
#define	PNG_OPTION_UNSET 0
#define	PNG_OPTION_INVALID 1
#define	PNG_OPTION_OFF 2
#define	PNG_OPTION_ON 3

Typedefs
typedef char *	png_libpng_version_1_6_53
typedef struct png_struct_def	png_struct
typedef const png_struct *	png_const_structp
typedef png_struct *	png_structp
typedef png_struct **	png_structpp
typedef struct png_info_def	png_info
typedef png_info *	png_infop
typedef const png_info *	png_const_infop
typedef png_info **	png_infopp
typedef png_struct *PNG_RESTRICT	png_structrp
typedef const png_struct *PNG_RESTRICT	png_const_structrp
typedef png_info *PNG_RESTRICT	png_inforp
typedef const png_info *PNG_RESTRICT	png_const_inforp
typedef struct png_color_struct	png_color
typedef png_color *	png_colorp
typedef const png_color *	png_const_colorp
typedef png_color **	png_colorpp
typedef struct png_color_16_struct	png_color_16
typedef png_color_16 *	png_color_16p
typedef const png_color_16 *	png_const_color_16p
typedef png_color_16 **	png_color_16pp
typedef struct png_color_8_struct	png_color_8
typedef png_color_8 *	png_color_8p
typedef const png_color_8 *	png_const_color_8p
typedef png_color_8 **	png_color_8pp
typedef struct png_sPLT_entry_struct	png_sPLT_entry
typedef png_sPLT_entry *	png_sPLT_entryp
typedef const png_sPLT_entry *	png_const_sPLT_entryp
typedef png_sPLT_entry **	png_sPLT_entrypp
typedef struct png_sPLT_struct	png_sPLT_t
typedef png_sPLT_t *	png_sPLT_tp
typedef const png_sPLT_t *	png_const_sPLT_tp
typedef png_sPLT_t **	png_sPLT_tpp
typedef struct png_text_struct	png_text
typedef png_text *	png_textp
typedef const png_text *	png_const_textp
typedef png_text **	png_textpp
typedef struct png_time_struct	png_time
typedef png_time *	png_timep
typedef const png_time *	png_const_timep
typedef png_time **	png_timepp
typedef struct png_unknown_chunk_t	png_unknown_chunk
typedef png_unknown_chunk *	png_unknown_chunkp
typedef const png_unknown_chunk *	png_const_unknown_chunkp
typedef png_unknown_chunk **	png_unknown_chunkpp
typedef struct png_row_info_struct	png_row_info
typedef png_row_info *	png_row_infop
typedef png_row_info **	png_row_infopp
typedef struct png_control *	png_controlp
typedef struct png_image *	png_imagep

Functions
typedef	PNG_CALLBACK (void, *png_error_ptr,(png_structp, png_const_charp))
typedef	PNG_CALLBACK (void, *png_rw_ptr,(png_structp, png_bytep, size_t))
typedef	PNG_CALLBACK (void, *png_flush_ptr,(png_structp))
typedef	PNG_CALLBACK (void, *png_read_status_ptr,(png_structp, png_uint_32, int))
typedef	PNG_CALLBACK (void, *png_progressive_info_ptr,(png_structp, png_infop))
typedef	PNG_CALLBACK (void, *png_progressive_row_ptr,(png_structp, png_bytep, png_uint_32, int))
typedef	PNG_CALLBACK (void, *png_user_transform_ptr,(png_structp, png_row_infop, png_bytep))
typedef	PNG_CALLBACK (int, *png_user_chunk_ptr,(png_structp, png_unknown_chunkp))
	PNG_FUNCTION (void,(PNGCAPI *png_longjmp_ptr),(jmp_buf, int), typedef)
typedef	PNG_CALLBACK (png_voidp, *png_malloc_ptr,(png_structp, png_alloc_size_t))
typedef	PNG_CALLBACK (void, *png_free_ptr,(png_structp, png_voidp))
	PNG_EXPORT (1, png_uint_32, png_access_version_number,(void))
	PNG_EXPORT (2, void, png_set_sig_bytes,(png_structrp png_ptr, int num_bytes))
	PNG_EXPORT (3, int, png_sig_cmp,(png_const_bytep sig, size_t start, size_t num_to_check))
	PNG_EXPORTA (4, png_structp, png_create_read_struct,(png_const_charp user_png_ver, png_voidp error_ptr, png_error_ptr error_fn, png_error_ptr warn_fn), PNG_ALLOCATED)
	PNG_EXPORTA (5, png_structp, png_create_write_struct,(png_const_charp user_png_ver, png_voidp error_ptr, png_error_ptr error_fn, png_error_ptr warn_fn), PNG_ALLOCATED)
	PNG_EXPORT (6, size_t, png_get_compression_buffer_size,(png_const_structrp png_ptr))
	PNG_EXPORT (7, void, png_set_compression_buffer_size,(png_structrp png_ptr, size_t size))
	PNG_EXPORT (8, jmp_buf *, png_set_longjmp_fn,(png_structrp png_ptr, png_longjmp_ptr longjmp_fn, size_t jmp_buf_size))
	PNG_EXPORTA (9, void, png_longjmp,(png_const_structrp png_ptr, int val), PNG_NORETURN)
	PNG_EXPORTA (10, int, png_reset_zstream,(png_structrp png_ptr), PNG_DEPRECATED)
	PNG_EXPORTA (11, png_structp, png_create_read_struct_2,(png_const_charp user_png_ver, png_voidp error_ptr, png_error_ptr error_fn, png_error_ptr warn_fn, png_voidp mem_ptr, png_malloc_ptr malloc_fn, png_free_ptr free_fn), PNG_ALLOCATED)
	PNG_EXPORTA (12, png_structp, png_create_write_struct_2,(png_const_charp user_png_ver, png_voidp error_ptr, png_error_ptr error_fn, png_error_ptr warn_fn, png_voidp mem_ptr, png_malloc_ptr malloc_fn, png_free_ptr free_fn), PNG_ALLOCATED)
	PNG_EXPORT (13, void, png_write_sig,(png_structrp png_ptr))
	PNG_EXPORT (14, void, png_write_chunk,(png_structrp png_ptr, png_const_bytep chunk_name, png_const_bytep data, size_t length))
	PNG_EXPORT (15, void, png_write_chunk_start,(png_structrp png_ptr, png_const_bytep chunk_name, png_uint_32 length))
	PNG_EXPORT (16, void, png_write_chunk_data,(png_structrp png_ptr, png_const_bytep data, size_t length))
	PNG_EXPORT (17, void, png_write_chunk_end,(png_structrp png_ptr))
	PNG_EXPORTA (18, png_infop, png_create_info_struct,(png_const_structrp png_ptr), PNG_ALLOCATED)
	PNG_EXPORTA (19, void, png_info_init_3,(png_infopp info_ptr, size_t png_info_struct_size), PNG_DEPRECATED)
	PNG_EXPORT (20, void, png_write_info_before_PLTE,(png_structrp png_ptr, png_const_inforp info_ptr))
	PNG_EXPORT (21, void, png_write_info,(png_structrp png_ptr, png_const_inforp info_ptr))
	PNG_EXPORT (22, void, png_read_info,(png_structrp png_ptr, png_inforp info_ptr))
	PNG_EXPORTA (23, png_const_charp, png_convert_to_rfc1123,(png_structrp png_ptr, png_const_timep ptime), PNG_DEPRECATED)
	PNG_EXPORT (241, int, png_convert_to_rfc1123_buffer,(char out[29], png_const_timep ptime))
	PNG_EXPORT (24, void, png_convert_from_struct_tm,(png_timep ptime, const struct tm *ttime))
	PNG_EXPORT (25, void, png_convert_from_time_t,(png_timep ptime, time_t ttime))
	PNG_EXPORT (26, void, png_set_expand,(png_structrp png_ptr))
	PNG_EXPORT (27, void, png_set_expand_gray_1_2_4_to_8,(png_structrp png_ptr))
	PNG_EXPORT (28, void, png_set_palette_to_rgb,(png_structrp png_ptr))
	PNG_EXPORT (29, void, png_set_tRNS_to_alpha,(png_structrp png_ptr))
	PNG_EXPORT (221, void, png_set_expand_16,(png_structrp png_ptr))
	PNG_EXPORT (30, void, png_set_bgr,(png_structrp png_ptr))
	PNG_EXPORT (31, void, png_set_gray_to_rgb,(png_structrp png_ptr))
	PNG_FP_EXPORT (32, void, png_set_rgb_to_gray,(png_structrp png_ptr, int error_action, double red, double green)) PNG_FIXED_EXPORT(33
png_structrp int png_fixed_point png_fixed_point green	PNG_EXPORT (34, png_byte, png_get_rgb_to_gray_status,(png_const_structrp png_ptr))
	PNG_EXPORT (35, void, png_build_grayscale_palette,(int bit_depth, png_colorp palette))
	PNG_FP_EXPORT (227, void, png_set_alpha_mode,(png_structrp png_ptr, int mode, double output_gamma)) PNG_FIXED_EXPORT(228
	PNG_EXPORT (36, void, png_set_strip_alpha,(png_structrp png_ptr))
	PNG_EXPORT (37, void, png_set_swap_alpha,(png_structrp png_ptr))
	PNG_EXPORT (38, void, png_set_invert_alpha,(png_structrp png_ptr))
	PNG_EXPORT (39, void, png_set_filler,(png_structrp png_ptr, png_uint_32 filler, int flags))
	PNG_EXPORT (40, void, png_set_add_alpha,(png_structrp png_ptr, png_uint_32 filler, int flags))
	PNG_EXPORT (41, void, png_set_swap,(png_structrp png_ptr))
	PNG_EXPORT (42, void, png_set_packing,(png_structrp png_ptr))
	PNG_EXPORT (43, void, png_set_packswap,(png_structrp png_ptr))
	PNG_EXPORT (44, void, png_set_shift,(png_structrp png_ptr, png_const_color_8p true_bits))
	PNG_EXPORT (45, int, png_set_interlace_handling,(png_structrp png_ptr))
	PNG_EXPORT (46, void, png_set_invert_mono,(png_structrp png_ptr))
	PNG_FP_EXPORT (47, void, png_set_background,(png_structrp png_ptr, png_const_color_16p background_color, int background_gamma_code, int need_expand, double background_gamma)) PNG_FIXED_EXPORT(215
	PNG_EXPORT (229, void, png_set_scale_16,(png_structrp png_ptr))
	PNG_EXPORT (48, void, png_set_strip_16,(png_structrp png_ptr))
	PNG_EXPORT (49, void, png_set_quantize,(png_structrp png_ptr, png_colorp palette, int num_palette, int maximum_colors, png_const_uint_16p histogram, int full_quantize))
	PNG_FP_EXPORT (50, void, png_set_gamma,(png_structrp png_ptr, double screen_gamma, double override_file_gamma)) PNG_FIXED_EXPORT(208
png_structrp png_fixed_point png_fixed_point override_file_gamma	PNG_EXPORT (51, void, png_set_flush,(png_structrp png_ptr, int nrows))
	PNG_EXPORT (52, void, png_write_flush,(png_structrp png_ptr))
	PNG_EXPORT (53, void, png_start_read_image,(png_structrp png_ptr))
	PNG_EXPORT (54, void, png_read_update_info,(png_structrp png_ptr, png_inforp info_ptr))
	PNG_EXPORT (55, void, png_read_rows,(png_structrp png_ptr, png_bytepp row, png_bytepp display_row, png_uint_32 num_rows))
	PNG_EXPORT (56, void, png_read_row,(png_structrp png_ptr, png_bytep row, png_bytep display_row))
	PNG_EXPORT (57, void, png_read_image,(png_structrp png_ptr, png_bytepp image))
	PNG_EXPORT (58, void, png_write_row,(png_structrp png_ptr, png_const_bytep row))
	PNG_EXPORT (59, void, png_write_rows,(png_structrp png_ptr, png_bytepp row, png_uint_32 num_rows))
	PNG_EXPORT (60, void, png_write_image,(png_structrp png_ptr, png_bytepp image))
	PNG_EXPORT (61, void, png_write_end,(png_structrp png_ptr, png_inforp info_ptr))
	PNG_EXPORT (62, void, png_read_end,(png_structrp png_ptr, png_inforp info_ptr))
	PNG_EXPORT (63, void, png_destroy_info_struct,(png_const_structrp png_ptr, png_infopp info_ptr_ptr))
	PNG_EXPORT (64, void, png_destroy_read_struct,(png_structpp png_ptr_ptr, png_infopp info_ptr_ptr, png_infopp end_info_ptr_ptr))
	PNG_EXPORT (65, void, png_destroy_write_struct,(png_structpp png_ptr_ptr, png_infopp info_ptr_ptr))
	PNG_EXPORT (66, void, png_set_crc_action,(png_structrp png_ptr, int crit_action, int ancil_action))
	PNG_EXPORT (67, void, png_set_filter,(png_structrp png_ptr, int method, int filters))
	PNG_FP_EXPORT (68, void, png_set_filter_heuristics,(png_structrp png_ptr, int heuristic_method, int num_weights, png_const_doublep filter_weights, png_const_doublep filter_costs)) PNG_FIXED_EXPORT(209
	PNG_EXPORT (69, void, png_set_compression_level,(png_structrp png_ptr, int level))
	PNG_EXPORT (70, void, png_set_compression_mem_level,(png_structrp png_ptr, int mem_level))
	PNG_EXPORT (71, void, png_set_compression_strategy,(png_structrp png_ptr, int strategy))
	PNG_EXPORT (72, void, png_set_compression_window_bits,(png_structrp png_ptr, int window_bits))
	PNG_EXPORT (73, void, png_set_compression_method,(png_structrp png_ptr, int method))
	PNG_EXPORT (222, void, png_set_text_compression_level,(png_structrp png_ptr, int level))
	PNG_EXPORT (223, void, png_set_text_compression_mem_level,(png_structrp png_ptr, int mem_level))
	PNG_EXPORT (224, void, png_set_text_compression_strategy,(png_structrp png_ptr, int strategy))
	PNG_EXPORT (225, void, png_set_text_compression_window_bits,(png_structrp png_ptr, int window_bits))
	PNG_EXPORT (226, void, png_set_text_compression_method,(png_structrp png_ptr, int method))
	PNG_EXPORT (74, void, png_init_io,(png_structrp png_ptr, FILE *fp))
	PNG_EXPORT (75, void, png_set_error_fn,(png_structrp png_ptr, png_voidp error_ptr, png_error_ptr error_fn, png_error_ptr warning_fn))
	PNG_EXPORT (76, png_voidp, png_get_error_ptr,(png_const_structrp png_ptr))
	PNG_EXPORT (77, void, png_set_write_fn,(png_structrp png_ptr, png_voidp io_ptr, png_rw_ptr write_data_fn, png_flush_ptr output_flush_fn))
	PNG_EXPORT (78, void, png_set_read_fn,(png_structrp png_ptr, png_voidp io_ptr, png_rw_ptr read_data_fn))
	PNG_EXPORT (79, png_voidp, png_get_io_ptr,(png_const_structrp png_ptr))
	PNG_EXPORT (80, void, png_set_read_status_fn,(png_structrp png_ptr, png_read_status_ptr read_row_fn))
	PNG_EXPORT (81, void, png_set_write_status_fn,(png_structrp png_ptr, png_write_status_ptr write_row_fn))
	PNG_EXPORT (82, void, png_set_mem_fn,(png_structrp png_ptr, png_voidp mem_ptr, png_malloc_ptr malloc_fn, png_free_ptr free_fn))
	PNG_EXPORT (83, png_voidp, png_get_mem_ptr,(png_const_structrp png_ptr))
	PNG_EXPORT (84, void, png_set_read_user_transform_fn,(png_structrp png_ptr, png_user_transform_ptr read_user_transform_fn))
	PNG_EXPORT (85, void, png_set_write_user_transform_fn,(png_structrp png_ptr, png_user_transform_ptr write_user_transform_fn))
	PNG_EXPORT (86, void, png_set_user_transform_info,(png_structrp png_ptr, png_voidp user_transform_ptr, int user_transform_depth, int user_transform_channels))
	PNG_EXPORT (87, png_voidp, png_get_user_transform_ptr,(png_const_structrp png_ptr))
	PNG_EXPORT (217, png_uint_32, png_get_current_row_number,(png_const_structrp))
	PNG_EXPORT (218, png_byte, png_get_current_pass_number,(png_const_structrp))
	PNG_EXPORT (88, void, png_set_read_user_chunk_fn,(png_structrp png_ptr, png_voidp user_chunk_ptr, png_user_chunk_ptr read_user_chunk_fn))
	PNG_EXPORT (89, png_voidp, png_get_user_chunk_ptr,(png_const_structrp png_ptr))
	PNG_EXPORT (90, void, png_set_progressive_read_fn,(png_structrp png_ptr, png_voidp progressive_ptr, png_progressive_info_ptr info_fn, png_progressive_row_ptr row_fn, png_progressive_end_ptr end_fn))
	PNG_EXPORT (91, png_voidp, png_get_progressive_ptr,(png_const_structrp png_ptr))
	PNG_EXPORT (92, void, png_process_data,(png_structrp png_ptr, png_inforp info_ptr, png_bytep buffer, size_t buffer_size))
	PNG_EXPORT (219, size_t, png_process_data_pause,(png_structrp, int save))
	PNG_EXPORT (220, png_uint_32, png_process_data_skip,(png_structrp))
	PNG_EXPORT (93, void, png_progressive_combine_row,(png_const_structrp png_ptr, png_bytep old_row, png_const_bytep new_row))
	PNG_EXPORTA (94, png_voidp, png_malloc,(png_const_structrp png_ptr, png_alloc_size_t size), PNG_ALLOCATED)
	PNG_EXPORTA (95, png_voidp, png_calloc,(png_const_structrp png_ptr, png_alloc_size_t size), PNG_ALLOCATED)
	PNG_EXPORTA (96, png_voidp, png_malloc_warn,(png_const_structrp png_ptr, png_alloc_size_t size), PNG_ALLOCATED)
	PNG_EXPORT (97, void, png_free,(png_const_structrp png_ptr, png_voidp ptr))
	PNG_EXPORT (98, void, png_free_data,(png_const_structrp png_ptr, png_inforp info_ptr, png_uint_32 free_me, int num))
	PNG_EXPORT (99, void, png_data_freer,(png_const_structrp png_ptr, png_inforp info_ptr, int freer, png_uint_32 mask))
	PNG_EXPORTA (100, png_voidp, png_malloc_default,(png_const_structrp png_ptr, png_alloc_size_t size), PNG_ALLOCATED PNG_DEPRECATED)
	PNG_EXPORTA (101, void, png_free_default,(png_const_structrp png_ptr, png_voidp ptr), PNG_DEPRECATED)
	PNG_EXPORTA (102, void, png_error,(png_const_structrp png_ptr, png_const_charp error_message), PNG_NORETURN)
	PNG_EXPORTA (103, void, png_chunk_error,(png_const_structrp png_ptr, png_const_charp error_message), PNG_NORETURN)
	PNG_EXPORT (105, void, png_warning,(png_const_structrp png_ptr, png_const_charp warning_message))
	PNG_EXPORT (106, void, png_chunk_warning,(png_const_structrp png_ptr, png_const_charp warning_message))
	PNG_EXPORT (107, void, png_benign_error,(png_const_structrp png_ptr, png_const_charp warning_message))
	PNG_EXPORT (108, void, png_chunk_benign_error,(png_const_structrp png_ptr, png_const_charp warning_message))
	PNG_EXPORT (109, void, png_set_benign_errors,(png_structrp png_ptr, int allowed))
	PNG_EXPORT (110, png_uint_32, png_get_valid,(png_const_structrp png_ptr, png_const_inforp info_ptr, png_uint_32 flag))
	PNG_EXPORT (111, size_t, png_get_rowbytes,(png_const_structrp png_ptr, png_const_inforp info_ptr))
	PNG_EXPORT (112, png_bytepp, png_get_rows,(png_const_structrp png_ptr, png_const_inforp info_ptr))
	PNG_EXPORT (113, void, png_set_rows,(png_const_structrp png_ptr, png_inforp info_ptr, png_bytepp row_pointers))
	PNG_EXPORT (114, png_byte, png_get_channels,(png_const_structrp png_ptr, png_const_inforp info_ptr))
	PNG_EXPORT (115, png_uint_32, png_get_image_width,(png_const_structrp png_ptr, png_const_inforp info_ptr))
	PNG_EXPORT (116, png_uint_32, png_get_image_height,(png_const_structrp png_ptr, png_const_inforp info_ptr))
	PNG_EXPORT (117, png_byte, png_get_bit_depth,(png_const_structrp png_ptr, png_const_inforp info_ptr))
	PNG_EXPORT (118, png_byte, png_get_color_type,(png_const_structrp png_ptr, png_const_inforp info_ptr))
	PNG_EXPORT (119, png_byte, png_get_filter_type,(png_const_structrp png_ptr, png_const_inforp info_ptr))
	PNG_EXPORT (120, png_byte, png_get_interlace_type,(png_const_structrp png_ptr, png_const_inforp info_ptr))
	PNG_EXPORT (121, png_byte, png_get_compression_type,(png_const_structrp png_ptr, png_const_inforp info_ptr))
	PNG_EXPORT (122, png_uint_32, png_get_pixels_per_meter,(png_const_structrp png_ptr, png_const_inforp info_ptr))
	PNG_EXPORT (123, png_uint_32, png_get_x_pixels_per_meter,(png_const_structrp png_ptr, png_const_inforp info_ptr))
	PNG_EXPORT (124, png_uint_32, png_get_y_pixels_per_meter,(png_const_structrp png_ptr, png_const_inforp info_ptr))
	PNG_FP_EXPORT (125, float, png_get_pixel_aspect_ratio,(png_const_structrp png_ptr, png_const_inforp info_ptr)) PNG_FIXED_EXPORT(210
png_const_structrp png_const_inforp info_ptr	PNG_EXPORT (126, png_int_32, png_get_x_offset_pixels,(png_const_structrp png_ptr, png_const_inforp info_ptr))
	PNG_EXPORT (127, png_int_32, png_get_y_offset_pixels,(png_const_structrp png_ptr, png_const_inforp info_ptr))
	PNG_EXPORT (128, png_int_32, png_get_x_offset_microns,(png_const_structrp png_ptr, png_const_inforp info_ptr))
	PNG_EXPORT (129, png_int_32, png_get_y_offset_microns,(png_const_structrp png_ptr, png_const_inforp info_ptr))
	PNG_EXPORT (130, png_const_bytep, png_get_signature,(png_const_structrp png_ptr, png_const_inforp info_ptr))
	PNG_EXPORT (131, png_uint_32, png_get_bKGD,(png_const_structrp png_ptr, png_inforp info_ptr, png_color_16p *background))
	PNG_EXPORT (132, void, png_set_bKGD,(png_const_structrp png_ptr, png_inforp info_ptr, png_const_color_16p background))
	PNG_FP_EXPORT (133, png_uint_32, png_get_cHRM,(png_const_structrp png_ptr, png_const_inforp info_ptr, double white_x, double white_y, double red_x, double red_y, double green_x, double green_y, double blue_x, double blue_y)) PNG_FP_EXPORT(230
png_const_structrp png_const_inforp double double double double double double double double double *blue_Z	PNG_FIXED_EXPORT (134, png_uint_32, png_get_cHRM_fixed,(png_const_structrp png_ptr, png_const_inforp info_ptr, png_fixed_point int_white_x, png_fixed_point int_white_y, png_fixed_point int_red_x, png_fixed_point int_red_y, png_fixed_point int_green_x, png_fixed_point int_green_y, png_fixed_point int_blue_x, png_fixed_point int_blue_y)) PNG_FIXED_EXPORT(231
png_const_structrp png_const_inforp double double double double double double double double double blue_Z png_const_structrp png_const_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point int_blue_Z	PNG_FP_EXPORT (135, void, png_set_cHRM,(png_const_structrp png_ptr, png_inforp info_ptr, double white_x, double white_y, double red_x, double red_y, double green_x, double green_y, double blue_x, double blue_y)) PNG_FP_EXPORT(232
png_const_structrp png_const_inforp double double double double double double double double double blue_Z png_const_structrp png_const_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point int_blue_Z png_const_structrp png_inforp double double double double double double double double double blue_Z	PNG_FIXED_EXPORT (136, void, png_set_cHRM_fixed,(png_const_structrp png_ptr, png_inforp info_ptr, png_fixed_point int_white_x, png_fixed_point int_white_y, png_fixed_point int_red_x, png_fixed_point int_red_y, png_fixed_point int_green_x, png_fixed_point int_green_y, png_fixed_point int_blue_x, png_fixed_point int_blue_y)) PNG_FIXED_EXPORT(233
png_const_structrp png_const_inforp double double double double double double double double double blue_Z png_const_structrp png_const_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point int_blue_Z png_const_structrp png_inforp double double double double double double double double double blue_Z png_const_structrp png_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point int_blue_Z	PNG_EXPORT (250, png_uint_32, png_get_cICP,(png_const_structrp png_ptr, png_const_inforp info_ptr, png_bytep colour_primaries, png_bytep transfer_function, png_bytep matrix_coefficients, png_bytep video_full_range_flag))
	PNG_EXPORT (251, void, png_set_cICP,(png_const_structrp png_ptr, png_inforp info_ptr, png_byte colour_primaries, png_byte transfer_function, png_byte matrix_coefficients, png_byte video_full_range_flag))
	PNG_FP_EXPORT (252, png_uint_32, png_get_cLLI,(png_const_structrp png_ptr, png_const_inforp info_ptr, double maximum_content_light_level, double maximum_frame_average_light_level)) PNG_FIXED_EXPORT(253
png_const_structrp png_const_inforp png_uint_32p png_uint_32p maximum_frame_average_light_level_scaled_by_10000	PNG_FP_EXPORT (254, void, png_set_cLLI,(png_const_structrp png_ptr, png_inforp info_ptr, double maximum_content_light_level, double maximum_frame_average_light_level)) PNG_FIXED_EXPORT(255
png_const_structrp png_const_inforp png_uint_32p png_uint_32p maximum_frame_average_light_level_scaled_by_10000 png_const_structrp png_inforp png_uint_32 png_uint_32 maximum_frame_average_light_level_scaled_by_10000	PNG_EXPORT (246, png_uint_32, png_get_eXIf,(png_const_structrp png_ptr, png_inforp info_ptr, png_bytep *exif))
	PNG_EXPORT (247, void, png_set_eXIf,(png_const_structrp png_ptr, png_inforp info_ptr, png_bytep exif))
	PNG_EXPORT (248, png_uint_32, png_get_eXIf_1,(png_const_structrp png_ptr, png_const_inforp info_ptr, png_uint_32 num_exif, png_bytep exif))
	PNG_EXPORT (249, void, png_set_eXIf_1,(png_const_structrp png_ptr, png_inforp info_ptr, png_uint_32 num_exif, png_bytep exif))
	PNG_FP_EXPORT (137, png_uint_32, png_get_gAMA,(png_const_structrp png_ptr, png_const_inforp info_ptr, double *file_gamma)) PNG_FIXED_EXPORT(138
png_const_structrp png_const_inforp png_fixed_point *int_file_gamma	PNG_FP_EXPORT (139, void, png_set_gAMA,(png_const_structrp png_ptr, png_inforp info_ptr, double file_gamma)) PNG_FIXED_EXPORT(140
png_const_structrp png_const_inforp png_fixed_point *int_file_gamma png_const_structrp png_inforp png_fixed_point int_file_gamma	PNG_EXPORT (141, png_uint_32, png_get_hIST,(png_const_structrp png_ptr, png_inforp info_ptr, png_uint_16p *hist))
	PNG_EXPORT (142, void, png_set_hIST,(png_const_structrp png_ptr, png_inforp info_ptr, png_const_uint_16p hist))
	PNG_EXPORT (143, png_uint_32, png_get_IHDR,(png_const_structrp png_ptr, png_const_inforp info_ptr, png_uint_32 width, png_uint_32 height, int bit_depth, int color_type, int interlace_method, int compression_method, int *filter_method))
	PNG_EXPORT (144, void, png_set_IHDR,(png_const_structrp png_ptr, png_inforp info_ptr, png_uint_32 width, png_uint_32 height, int bit_depth, int color_type, int interlace_method, int compression_method, int filter_method))
	PNG_FP_EXPORT (256, png_uint_32, png_get_mDCV,(png_const_structrp png_ptr, png_const_inforp info_ptr, double white_x, double white_y, double red_x, double red_y, double green_x, double green_y, double blue_x, double blue_y, double mastering_display_maximum_luminance, double mastering_display_minimum_luminance)) PNG_FIXED_EXPORT(257
png_const_structrp png_const_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_uint_32p png_uint_32p mastering_display_minimum_luminance_scaled_by_10000	PNG_FP_EXPORT (258, void, png_set_mDCV,(png_const_structrp png_ptr, png_inforp info_ptr, double white_x, double white_y, double red_x, double red_y, double green_x, double green_y, double blue_x, double blue_y, double mastering_display_maximum_luminance, double mastering_display_minimum_luminance)) PNG_FIXED_EXPORT(259
png_const_structrp png_const_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_uint_32p png_uint_32p mastering_display_minimum_luminance_scaled_by_10000 png_const_structrp png_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_uint_32 png_uint_32 mastering_display_minimum_luminance_scaled_by_10000	PNG_EXPORT (145, png_uint_32, png_get_oFFs,(png_const_structrp png_ptr, png_const_inforp info_ptr, png_int_32 offset_x, png_int_32 offset_y, int *unit_type))
	PNG_EXPORT (146, void, png_set_oFFs,(png_const_structrp png_ptr, png_inforp info_ptr, png_int_32 offset_x, png_int_32 offset_y, int unit_type))
	PNG_EXPORT (147, png_uint_32, png_get_pCAL,(png_const_structrp png_ptr, png_inforp info_ptr, png_charp purpose, png_int_32 X0, png_int_32 X1, int type, int nparams, png_charp units, png_charpp *params))
	PNG_EXPORT (148, void, png_set_pCAL,(png_const_structrp png_ptr, png_inforp info_ptr, png_const_charp purpose, png_int_32 X0, png_int_32 X1, int type, int nparams, png_const_charp units, png_charpp params))
	PNG_EXPORT (149, png_uint_32, png_get_pHYs,(png_const_structrp png_ptr, png_const_inforp info_ptr, png_uint_32 res_x, png_uint_32 res_y, int *unit_type))
	PNG_EXPORT (150, void, png_set_pHYs,(png_const_structrp png_ptr, png_inforp info_ptr, png_uint_32 res_x, png_uint_32 res_y, int unit_type))
	PNG_EXPORT (151, png_uint_32, png_get_PLTE,(png_const_structrp png_ptr, png_inforp info_ptr, png_colorp palette, int num_palette))
	PNG_EXPORT (152, void, png_set_PLTE,(png_structrp png_ptr, png_inforp info_ptr, png_const_colorp palette, int num_palette))
	PNG_EXPORT (153, png_uint_32, png_get_sBIT,(png_const_structrp png_ptr, png_inforp info_ptr, png_color_8p *sig_bit))
	PNG_EXPORT (154, void, png_set_sBIT,(png_const_structrp png_ptr, png_inforp info_ptr, png_const_color_8p sig_bit))
	PNG_EXPORT (155, png_uint_32, png_get_sRGB,(png_const_structrp png_ptr, png_const_inforp info_ptr, int *file_srgb_intent))
	PNG_EXPORT (156, void, png_set_sRGB,(png_const_structrp png_ptr, png_inforp info_ptr, int srgb_intent))
	PNG_EXPORT (157, void, png_set_sRGB_gAMA_and_cHRM,(png_const_structrp png_ptr, png_inforp info_ptr, int srgb_intent))
	PNG_EXPORT (158, png_uint_32, png_get_iCCP,(png_const_structrp png_ptr, png_inforp info_ptr, png_charpp name, int compression_type, png_bytepp profile, png_uint_32 proflen))
	PNG_EXPORT (159, void, png_set_iCCP,(png_const_structrp png_ptr, png_inforp info_ptr, png_const_charp name, int compression_type, png_const_bytep profile, png_uint_32 proflen))
	PNG_EXPORT (160, int, png_get_sPLT,(png_const_structrp png_ptr, png_inforp info_ptr, png_sPLT_tpp entries))
	PNG_EXPORT (161, void, png_set_sPLT,(png_const_structrp png_ptr, png_inforp info_ptr, png_const_sPLT_tp entries, int nentries))
	PNG_EXPORT (162, int, png_get_text,(png_const_structrp png_ptr, png_inforp info_ptr, png_textp text_ptr, int num_text))
	PNG_EXPORT (163, void, png_set_text,(png_const_structrp png_ptr, png_inforp info_ptr, png_const_textp text_ptr, int num_text))
	PNG_EXPORT (164, png_uint_32, png_get_tIME,(png_const_structrp png_ptr, png_inforp info_ptr, png_timep *mod_time))
	PNG_EXPORT (165, void, png_set_tIME,(png_const_structrp png_ptr, png_inforp info_ptr, png_const_timep mod_time))
	PNG_EXPORT (166, png_uint_32, png_get_tRNS,(png_const_structrp png_ptr, png_inforp info_ptr, png_bytep trans_alpha, int num_trans, png_color_16p *trans_color))
	PNG_EXPORT (167, void, png_set_tRNS,(png_structrp png_ptr, png_inforp info_ptr, png_const_bytep trans_alpha, int num_trans, png_const_color_16p trans_color))
	PNG_FP_EXPORT (168, png_uint_32, png_get_sCAL,(png_const_structrp png_ptr, png_const_inforp info_ptr, int unit, double width, double *height)) PNG_FIXED_EXPORT(214
png_const_structrp png_const_inforp int png_fixed_point png_fixed_point *height	PNG_EXPORT (169, png_uint_32, png_get_sCAL_s,(png_const_structrp png_ptr, png_const_inforp info_ptr, int *unit, png_charpp swidth, png_charpp sheight))
	PNG_FP_EXPORT (170, void, png_set_sCAL,(png_const_structrp png_ptr, png_inforp info_ptr, int unit, double width, double height)) PNG_FIXED_EXPORT(213
png_const_structrp png_inforp int png_fixed_point png_fixed_point height	PNG_EXPORT (171, void, png_set_sCAL_s,(png_const_structrp png_ptr, png_inforp info_ptr, int unit, png_const_charp swidth, png_const_charp sheight))
	PNG_EXPORT (172, void, png_set_keep_unknown_chunks,(png_structrp png_ptr, int keep, png_const_bytep chunk_list, int num_chunks))
	PNG_EXPORT (173, int, png_handle_as_unknown,(png_const_structrp png_ptr, png_const_bytep chunk_name))
	PNG_EXPORT (174, void, png_set_unknown_chunks,(png_const_structrp png_ptr, png_inforp info_ptr, png_const_unknown_chunkp unknowns, int num_unknowns))
	PNG_EXPORT (175, void, png_set_unknown_chunk_location,(png_const_structrp png_ptr, png_inforp info_ptr, int chunk, int location))
	PNG_EXPORT (176, int, png_get_unknown_chunks,(png_const_structrp png_ptr, png_inforp info_ptr, png_unknown_chunkpp entries))
	PNG_EXPORT (177, void, png_set_invalid,(png_const_structrp png_ptr, png_inforp info_ptr, int mask))
	PNG_EXPORT (178, void, png_read_png,(png_structrp png_ptr, png_inforp info_ptr, int transforms, png_voidp params))
	PNG_EXPORT (179, void, png_write_png,(png_structrp png_ptr, png_inforp info_ptr, int transforms, png_voidp params))
	PNG_EXPORT (180, png_const_charp, png_get_copyright,(png_const_structrp png_ptr))
	PNG_EXPORT (181, png_const_charp, png_get_header_ver,(png_const_structrp png_ptr))
	PNG_EXPORT (182, png_const_charp, png_get_header_version,(png_const_structrp png_ptr))
	PNG_EXPORT (183, png_const_charp, png_get_libpng_ver,(png_const_structrp png_ptr))
	PNG_EXPORT (184, png_uint_32, png_permit_mng_features,(png_structrp png_ptr, png_uint_32 mng_features_permitted))
	PNG_EXPORT (186, void, png_set_user_limits,(png_structrp png_ptr, png_uint_32 user_width_max, png_uint_32 user_height_max))
	PNG_EXPORT (187, png_uint_32, png_get_user_width_max,(png_const_structrp png_ptr))
	PNG_EXPORT (188, png_uint_32, png_get_user_height_max,(png_const_structrp png_ptr))
	PNG_EXPORT (189, void, png_set_chunk_cache_max,(png_structrp png_ptr, png_uint_32 user_chunk_cache_max))
	PNG_EXPORT (190, png_uint_32, png_get_chunk_cache_max,(png_const_structrp png_ptr))
	PNG_EXPORT (191, void, png_set_chunk_malloc_max,(png_structrp png_ptr, png_alloc_size_t user_chunk_cache_max))
	PNG_EXPORT (192, png_alloc_size_t, png_get_chunk_malloc_max,(png_const_structrp png_ptr))
	PNG_EXPORT (193, png_uint_32, png_get_pixels_per_inch,(png_const_structrp png_ptr, png_const_inforp info_ptr))
	PNG_EXPORT (194, png_uint_32, png_get_x_pixels_per_inch,(png_const_structrp png_ptr, png_const_inforp info_ptr))
	PNG_EXPORT (195, png_uint_32, png_get_y_pixels_per_inch,(png_const_structrp png_ptr, png_const_inforp info_ptr))
	PNG_FP_EXPORT (196, float, png_get_x_offset_inches,(png_const_structrp png_ptr, png_const_inforp info_ptr)) PNG_FIXED_EXPORT(211
png_const_structrp png_const_inforp info_ptr	PNG_FP_EXPORT (197, float, png_get_y_offset_inches,(png_const_structrp png_ptr, png_const_inforp info_ptr)) PNG_FIXED_EXPORT(212
png_const_structrp png_const_inforp info_ptr png_const_structrp png_const_inforp info_ptr	PNG_EXPORT (198, png_uint_32, png_get_pHYs_dpi,(png_const_structrp png_ptr, png_const_inforp info_ptr, png_uint_32 res_x, png_uint_32 res_y, int *unit_type))
	PNG_EXPORT (199, png_uint_32, png_get_io_state,(png_const_structrp png_ptr))
	PNG_REMOVED (200, png_const_bytep, png_get_io_chunk_name,(png_structrp png_ptr), PNG_DEPRECATED) PNG_EXPORT(216
	PNG_EXPORT (201, png_uint_32, png_get_uint_32,(png_const_bytep buf))
	PNG_EXPORT (202, png_uint_16, png_get_uint_16,(png_const_bytep buf))
	PNG_EXPORT (203, png_int_32, png_get_int_32,(png_const_bytep buf))
	PNG_EXPORT (204, png_uint_32, png_get_uint_31,(png_const_structrp png_ptr, png_const_bytep buf))
	PNG_EXPORT (205, void, png_save_uint_32,(png_bytep buf, png_uint_32 i))
	PNG_EXPORT (206, void, png_save_int_32,(png_bytep buf, png_int_32 i))
	PNG_EXPORT (207, void, png_save_uint_16,(png_bytep buf, unsigned int i))
	PNG_EXPORT (242, void, png_set_check_for_invalid_index,(png_structrp png_ptr, int allowed))
	PNG_EXPORT (243, int, png_get_palette_max,(png_const_structp png_ptr, png_const_infop info_ptr))
	PNG_EXPORT (234, int, png_image_begin_read_from_file,(png_imagep image, const char *file_name))
	PNG_EXPORT (235, int, png_image_begin_read_from_stdio,(png_imagep image, FILE *file))
	PNG_EXPORT (236, int, png_image_begin_read_from_memory,(png_imagep image, png_const_voidp memory, size_t size))
	PNG_EXPORT (237, int, png_image_finish_read,(png_imagep image, png_const_colorp background, void buffer, png_int_32 row_stride, void colormap))
	PNG_EXPORT (238, void, png_image_free,(png_imagep image))
	PNG_EXPORT (239, int, png_image_write_to_file,(png_imagep image, const char file, int convert_to_8bit, const void buffer, png_int_32 row_stride, const void *colormap))
	PNG_EXPORT (240, int, png_image_write_to_stdio,(png_imagep image, FILE file, int convert_to_8_bit, const void buffer, png_int_32 row_stride, const void *colormap))
	PNG_EXPORT (245, int, png_image_write_to_memory,(png_imagep image, void memory, png_alloc_size_t PNG_RESTRICT memory_bytes, int convert_to_8_bit, const void buffer, png_int_32 row_stride, const void colormap))
	PNG_EXPORT (244, int, png_set_option,(png_structrp png_ptr, int option, int onoff))

Variables
	void
	png_set_rgb_to_gray_fixed
png_structrp	png_ptr
png_structrp int	error_action
png_structrp int png_fixed_point	red
	png_set_alpha_mode_fixed
png_structrp int	mode
	png_set_background_fixed
png_structrp png_const_color_16p	background_color
png_structrp png_const_color_16p int	background_gamma_code
png_structrp png_const_color_16p int int	need_expand
	png_set_gamma_fixed
png_structrp png_fixed_point	screen_gamma
	png_set_filter_heuristics_fixed
png_structrp int	heuristic_method
png_structrp int int	num_weights
png_structrp int int png_const_fixed_point_p	filter_weights
	png_fixed_point
	png_get_pixel_aspect_ratio_fixed
	png_uint_32
	png_get_cHRM_XYZ
png_const_structrp png_const_inforp	info_ptr
png_const_structrp png_const_inforp double *	red_X
png_const_structrp png_const_inforp double double *	red_Y
png_const_structrp png_const_inforp double double double *	red_Z
png_const_structrp png_const_inforp double double double double *	green_X
png_const_structrp png_const_inforp double double double double double *	green_Y
png_const_structrp png_const_inforp double double double double double double *	green_Z
png_const_structrp png_const_inforp double double double double double double double *	blue_X
png_const_structrp png_const_inforp double double double double double double double double *	blue_Y
png_const_structrp png_const_inforp double double double double double double double double double *blue_Z	png_get_cHRM_XYZ_fixed
png_const_structrp png_const_inforp double double double double double double double double double blue_Z png_const_structrp png_const_inforp png_fixed_point	int_red_X
png_const_structrp png_const_inforp double double double double double double double double double blue_Z png_const_structrp png_const_inforp png_fixed_point png_fixed_point	int_red_Y
png_const_structrp png_const_inforp double double double double double double double double double blue_Z png_const_structrp png_const_inforp png_fixed_point png_fixed_point png_fixed_point	int_red_Z
png_const_structrp png_const_inforp double double double double double double double double double blue_Z png_const_structrp png_const_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point	int_green_X
png_const_structrp png_const_inforp double double double double double double double double double blue_Z png_const_structrp png_const_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point	int_green_Y
png_const_structrp png_const_inforp double double double double double double double double double blue_Z png_const_structrp png_const_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point	int_green_Z
png_const_structrp png_const_inforp double double double double double double double double double blue_Z png_const_structrp png_const_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point	int_blue_X
png_const_structrp png_const_inforp double double double double double double double double double blue_Z png_const_structrp png_const_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point	int_blue_Y
png_const_structrp png_const_inforp double double double double double double double double double blue_Z png_const_structrp png_const_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point int_blue_Z	png_set_cHRM_XYZ
png_const_structrp png_const_inforp double double double double double double double double double blue_Z png_const_structrp png_const_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point int_blue_Z png_const_structrp png_inforp double double double double double double double double double blue_Z	png_set_cHRM_XYZ_fixed
	png_get_cLLI_fixed
png_const_structrp png_const_inforp png_uint_32p	maximum_content_light_level_scaled_by_10000
png_const_structrp png_const_inforp png_uint_32p png_uint_32p maximum_frame_average_light_level_scaled_by_10000	png_set_cLLI_fixed
	png_get_gAMA_fixed
png_const_structrp png_const_inforp png_fixed_point *int_file_gamma	png_set_gAMA_fixed
	png_get_mDCV_fixed
png_const_structrp png_const_inforp png_fixed_point *	int_white_x
png_const_structrp png_const_inforp png_fixed_point png_fixed_point *	int_white_y
png_const_structrp png_const_inforp png_fixed_point png_fixed_point png_fixed_point *	int_red_x
png_const_structrp png_const_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point *	int_red_y
png_const_structrp png_const_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point *	int_green_x
png_const_structrp png_const_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point *	int_green_y
png_const_structrp png_const_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point *	int_blue_x
png_const_structrp png_const_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point *	int_blue_y
png_const_structrp png_const_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_uint_32p	mastering_display_maximum_luminance_scaled_by_10000
png_const_structrp png_const_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_uint_32p png_uint_32p mastering_display_minimum_luminance_scaled_by_10000	png_set_mDCV_fixed
	png_get_sCAL_fixed
png_const_structrp png_const_inforp int *	unit
png_const_structrp png_const_inforp int png_fixed_point *	width
	png_set_sCAL_fixed
	png_get_x_offset_inches_fixed
png_const_structrp png_const_inforp info_ptr	png_get_y_offset_inches_fixed
	png_get_io_chunk_type

Macro Definition Documentation

◆ PNG_AFTER_IDAT

#define PNG_AFTER_IDAT 0x08

Definition at line 648 of file png.h.

◆ PNG_ALL_FILTERS

#define PNG_ALL_FILTERS (PNG_FAST_FILTERS | PNG_FILTER_AVG | PNG_FILTER_PAETH)

Definition at line 1488 of file png.h.

◆ PNG_ALL_MNG_FEATURES

#define PNG_ALL_MNG_FEATURES 0x05

Definition at line 876 of file png.h.

◆ PNG_ALPHA_ASSOCIATED

#define PNG_ALPHA_ASSOCIATED 1

Definition at line 1149 of file png.h.

◆ PNG_ALPHA_BROKEN

#define PNG_ALPHA_BROKEN 3

Definition at line 1152 of file png.h.

◆ PNG_ALPHA_OPTIMIZED

#define PNG_ALPHA_OPTIMIZED 2

Definition at line 1151 of file png.h.

◆ PNG_ALPHA_PNG

#define PNG_ALPHA_PNG 0

Definition at line 1147 of file png.h.

◆ PNG_ALPHA_PREMULTIPLIED

#define PNG_ALPHA_PREMULTIPLIED 1

Definition at line 1150 of file png.h.

◆ PNG_ALPHA_STANDARD

#define PNG_ALPHA_STANDARD 1

Definition at line 1148 of file png.h.

◆ PNG_BACKGROUND_GAMMA_FILE

#define PNG_BACKGROUND_GAMMA_FILE 2

Definition at line 1326 of file png.h.

◆ PNG_BACKGROUND_GAMMA_SCREEN

#define PNG_BACKGROUND_GAMMA_SCREEN 1

Definition at line 1325 of file png.h.

◆ PNG_BACKGROUND_GAMMA_UNIQUE

#define PNG_BACKGROUND_GAMMA_UNIQUE 3

Definition at line 1327 of file png.h.

◆ PNG_BACKGROUND_GAMMA_UNKNOWN

#define PNG_BACKGROUND_GAMMA_UNKNOWN 0

Definition at line 1324 of file png.h.

◆ png_check_sig

#define png_check_sig	(		sig,
			n )

Value:

(png_sig_cmp((sig), 0, (n)) == 0)

Definition at line 936 of file png.h.

◆ PNG_COL_FROM_PASS_COL

#define PNG_COL_FROM_PASS_COL	(		x_in,
			pass )

Value:

(((x_in)<<PNG_PASS_COL_SHIFT(pass))+PNG_PASS_START_COL(pass))

Definition at line 2585 of file png.h.

◆ PNG_COL_IN_INTERLACE_PASS

#define PNG_COL_IN_INTERLACE_PASS	(		x,
			pass )

Value:

((PNG_PASS_MASK(pass,1) >> ((x)&7)) & 1)

Definition at line 2600 of file png.h.

◆ PNG_COLOR_MASK_ALPHA

#define PNG_COLOR_MASK_ALPHA 4

Definition at line 667 of file png.h.

◆ PNG_COLOR_MASK_COLOR

#define PNG_COLOR_MASK_COLOR 2

Definition at line 666 of file png.h.

◆ PNG_COLOR_MASK_PALETTE

#define PNG_COLOR_MASK_PALETTE 1

Definition at line 665 of file png.h.

◆ PNG_COLOR_TYPE_GA

#define PNG_COLOR_TYPE_GA PNG_COLOR_TYPE_GRAY_ALPHA

Definition at line 677 of file png.h.

◆ PNG_COLOR_TYPE_GRAY

#define PNG_COLOR_TYPE_GRAY 0

Definition at line 670 of file png.h.

◆ PNG_COLOR_TYPE_GRAY_ALPHA

#define PNG_COLOR_TYPE_GRAY_ALPHA (PNG_COLOR_MASK_ALPHA)

Definition at line 674 of file png.h.

◆ PNG_COLOR_TYPE_PALETTE

#define PNG_COLOR_TYPE_PALETTE (PNG_COLOR_MASK_COLOR | PNG_COLOR_MASK_PALETTE)

Definition at line 671 of file png.h.

◆ PNG_COLOR_TYPE_RGB

#define PNG_COLOR_TYPE_RGB (PNG_COLOR_MASK_COLOR)

Definition at line 672 of file png.h.

◆ PNG_COLOR_TYPE_RGB_ALPHA

#define PNG_COLOR_TYPE_RGB_ALPHA (PNG_COLOR_MASK_COLOR | PNG_COLOR_MASK_ALPHA)

Definition at line 673 of file png.h.

◆ PNG_COLOR_TYPE_RGBA

#define PNG_COLOR_TYPE_RGBA PNG_COLOR_TYPE_RGB_ALPHA

Definition at line 676 of file png.h.

◆ png_composite

#define png_composite	(	composite,
		fg,
		alpha,
		bg )

Value:

{                                                     \
   png_uint_16 temp = (png_uint_16)((png_uint_16)(fg) \
       * (png_uint_16)(alpha)                         \
       + (png_uint_16)(bg)*(png_uint_16)(255          \
       - (png_uint_16)(alpha)) + 128);                \
   (composite) = (png_byte)(((temp + (temp >> 8)) >> 8) & 0xff); \
}

Definition at line 2618 of file png.h.

◆ png_composite_16

#define png_composite_16	(	composite,
		fg,
		alpha,
		bg )

Value:

{                                                     \
   png_uint_32 temp = (png_uint_32)((png_uint_32)(fg) \
       * (png_uint_32)(alpha)                         \
       + (png_uint_32)(bg)*(65535                     \
       - (png_uint_32)(alpha)) + 32768);              \
   (composite) = (png_uint_16)(0xffff & ((temp + (temp >> 16)) >> 16)); \
}

Definition at line 2627 of file png.h.

◆ PNG_COMPRESSION_TYPE_BASE

#define PNG_COMPRESSION_TYPE_BASE 0

Definition at line 680 of file png.h.

◆ PNG_COMPRESSION_TYPE_DEFAULT

#define PNG_COMPRESSION_TYPE_DEFAULT PNG_COMPRESSION_TYPE_BASE

Definition at line 681 of file png.h.

◆ PNG_CRC_DEFAULT

#define PNG_CRC_DEFAULT 0

Definition at line 1453 of file png.h.

◆ PNG_CRC_ERROR_QUIT

#define PNG_CRC_ERROR_QUIT 1

Definition at line 1454 of file png.h.

◆ PNG_CRC_NO_CHANGE

#define PNG_CRC_NO_CHANGE 5

Definition at line 1458 of file png.h.

◆ PNG_CRC_QUIET_USE

#define PNG_CRC_QUIET_USE 4

Definition at line 1457 of file png.h.

◆ PNG_CRC_WARN_DISCARD

#define PNG_CRC_WARN_DISCARD 2

Definition at line 1455 of file png.h.

◆ PNG_CRC_WARN_USE

#define PNG_CRC_WARN_USE 3

Definition at line 1456 of file png.h.

◆ PNG_DEFAULT_sRGB

#define PNG_DEFAULT_sRGB -1

Definition at line 1164 of file png.h.

◆ PNG_DESTROY_WILL_FREE_DATA

#define PNG_DESTROY_WILL_FREE_DATA 1

Definition at line 1758 of file png.h.

◆ PNG_EQUATION_ARBITRARY

#define PNG_EQUATION_ARBITRARY 2

Definition at line 701 of file png.h.

◆ PNG_EQUATION_BASE_E

#define PNG_EQUATION_BASE_E 1

Definition at line 700 of file png.h.

◆ PNG_EQUATION_HYPERBOLIC

#define PNG_EQUATION_HYPERBOLIC 3

Definition at line 702 of file png.h.

◆ PNG_EQUATION_LAST

#define PNG_EQUATION_LAST 4

Definition at line 703 of file png.h.

◆ PNG_EQUATION_LINEAR

#define PNG_EQUATION_LINEAR 0

Definition at line 699 of file png.h.

◆ PNG_ERROR_ACTION_ERROR

#define PNG_ERROR_ACTION_ERROR 3

Definition at line 1095 of file png.h.

◆ PNG_ERROR_ACTION_NONE

#define PNG_ERROR_ACTION_NONE 1

Definition at line 1093 of file png.h.

◆ PNG_ERROR_ACTION_WARN

#define PNG_ERROR_ACTION_WARN 2

Definition at line 1094 of file png.h.

◆ PNG_FAST_FILTERS

#define PNG_FAST_FILTERS (PNG_FILTER_NONE | PNG_FILTER_SUB | PNG_FILTER_UP)

Definition at line 1487 of file png.h.

◆ PNG_FILLER_AFTER

#define PNG_FILLER_AFTER 1

Definition at line 1266 of file png.h.

◆ PNG_FILLER_BEFORE

#define PNG_FILLER_BEFORE 0

Definition at line 1265 of file png.h.

◆ PNG_FILTER_AVG

#define PNG_FILTER_AVG 0x40

Definition at line 1485 of file png.h.

◆ PNG_FILTER_HEURISTIC_DEFAULT

#define PNG_FILTER_HEURISTIC_DEFAULT 0

Definition at line 1512 of file png.h.

◆ PNG_FILTER_HEURISTIC_LAST

#define PNG_FILTER_HEURISTIC_LAST 3

Definition at line 1515 of file png.h.

◆ PNG_FILTER_HEURISTIC_UNWEIGHTED

#define PNG_FILTER_HEURISTIC_UNWEIGHTED 1

Definition at line 1513 of file png.h.

◆ PNG_FILTER_HEURISTIC_WEIGHTED

#define PNG_FILTER_HEURISTIC_WEIGHTED 2

Definition at line 1514 of file png.h.

◆ PNG_FILTER_NONE

#define PNG_FILTER_NONE 0x08

Definition at line 1482 of file png.h.

◆ PNG_FILTER_PAETH

#define PNG_FILTER_PAETH 0x80

Definition at line 1486 of file png.h.

◆ PNG_FILTER_SUB

#define PNG_FILTER_SUB 0x10

Definition at line 1483 of file png.h.

◆ PNG_FILTER_TYPE_BASE

#define PNG_FILTER_TYPE_BASE 0

Definition at line 684 of file png.h.

◆ PNG_FILTER_TYPE_DEFAULT

#define PNG_FILTER_TYPE_DEFAULT PNG_FILTER_TYPE_BASE

Definition at line 686 of file png.h.

◆ PNG_FILTER_UP

#define PNG_FILTER_UP 0x20

Definition at line 1484 of file png.h.

◆ PNG_FILTER_VALUE_AVG

#define PNG_FILTER_VALUE_AVG 3

Definition at line 1496 of file png.h.

◆ PNG_FILTER_VALUE_LAST

#define PNG_FILTER_VALUE_LAST 5

Definition at line 1498 of file png.h.

◆ PNG_FILTER_VALUE_NONE

#define PNG_FILTER_VALUE_NONE 0

Definition at line 1493 of file png.h.

◆ PNG_FILTER_VALUE_PAETH

#define PNG_FILTER_VALUE_PAETH 4

Definition at line 1497 of file png.h.

◆ PNG_FILTER_VALUE_SUB

#define PNG_FILTER_VALUE_SUB 1

Definition at line 1494 of file png.h.

◆ PNG_FILTER_VALUE_UP

#define PNG_FILTER_VALUE_UP 2

Definition at line 1495 of file png.h.

◆ PNG_FLAG_MNG_EMPTY_PLTE

#define PNG_FLAG_MNG_EMPTY_PLTE 0x01

Definition at line 874 of file png.h.

◆ PNG_FLAG_MNG_FILTER_64

#define PNG_FLAG_MNG_FILTER_64 0x04

Definition at line 875 of file png.h.

◆ PNG_FORMAT_ABGR

#define PNG_FORMAT_ABGR (PNG_FORMAT_BGRA|PNG_FORMAT_FLAG_AFIRST)

Definition at line 2913 of file png.h.

◆ PNG_FORMAT_ABGR_COLORMAP

#define PNG_FORMAT_ABGR_COLORMAP (PNG_FORMAT_ABGR|PNG_FORMAT_FLAG_COLORMAP)

Definition at line 2934 of file png.h.

◆ PNG_FORMAT_AG

#define PNG_FORMAT_AG (PNG_FORMAT_GA|PNG_FORMAT_FLAG_AFIRST)

Definition at line 2907 of file png.h.

◆ PNG_FORMAT_ARGB

#define PNG_FORMAT_ARGB (PNG_FORMAT_RGBA|PNG_FORMAT_FLAG_AFIRST)

Definition at line 2911 of file png.h.

◆ PNG_FORMAT_ARGB_COLORMAP

#define PNG_FORMAT_ARGB_COLORMAP (PNG_FORMAT_ARGB|PNG_FORMAT_FLAG_COLORMAP)

Definition at line 2932 of file png.h.

◆ PNG_FORMAT_BGR

#define PNG_FORMAT_BGR (PNG_FORMAT_FLAG_COLOR|PNG_FORMAT_FLAG_BGR)

Definition at line 2909 of file png.h.

◆ PNG_FORMAT_BGR_COLORMAP

#define PNG_FORMAT_BGR_COLORMAP (PNG_FORMAT_BGR|PNG_FORMAT_FLAG_COLORMAP)

Definition at line 2930 of file png.h.

◆ PNG_FORMAT_BGRA

#define PNG_FORMAT_BGRA (PNG_FORMAT_BGR|PNG_FORMAT_FLAG_ALPHA)

Definition at line 2912 of file png.h.

◆ PNG_FORMAT_BGRA_COLORMAP

#define PNG_FORMAT_BGRA_COLORMAP (PNG_FORMAT_BGRA|PNG_FORMAT_FLAG_COLORMAP)

Definition at line 2933 of file png.h.

◆ PNG_FORMAT_FLAG_AFIRST

#define PNG_FORMAT_FLAG_AFIRST 0x20U

Definition at line 2896 of file png.h.

◆ PNG_FORMAT_FLAG_ALPHA

#define PNG_FORMAT_FLAG_ALPHA 0x01U

Definition at line 2886 of file png.h.

◆ PNG_FORMAT_FLAG_ASSOCIATED_ALPHA

#define PNG_FORMAT_FLAG_ASSOCIATED_ALPHA 0x40U

Definition at line 2899 of file png.h.

◆ PNG_FORMAT_FLAG_BGR

#define PNG_FORMAT_FLAG_BGR 0x10U

Definition at line 2892 of file png.h.

◆ PNG_FORMAT_FLAG_COLOR

#define PNG_FORMAT_FLAG_COLOR 0x02U

Definition at line 2887 of file png.h.

◆ PNG_FORMAT_FLAG_COLORMAP

#define PNG_FORMAT_FLAG_COLORMAP 0x08U

Definition at line 2889 of file png.h.

◆ PNG_FORMAT_FLAG_LINEAR

#define PNG_FORMAT_FLAG_LINEAR 0x04U

Definition at line 2888 of file png.h.

◆ PNG_FORMAT_GA

#define PNG_FORMAT_GA PNG_FORMAT_FLAG_ALPHA

Definition at line 2906 of file png.h.

◆ PNG_FORMAT_GRAY

#define PNG_FORMAT_GRAY 0

Definition at line 2905 of file png.h.

◆ PNG_FORMAT_LINEAR_RGB

#define PNG_FORMAT_LINEAR_RGB (PNG_FORMAT_FLAG_LINEAR|PNG_FORMAT_FLAG_COLOR)

Definition at line 2920 of file png.h.

◆ PNG_FORMAT_LINEAR_RGB_ALPHA

#define PNG_FORMAT_LINEAR_RGB_ALPHA (PNG_FORMAT_FLAG_LINEAR|PNG_FORMAT_FLAG_COLOR|PNG_FORMAT_FLAG_ALPHA)

Definition at line 2921 of file png.h.

◆ PNG_FORMAT_LINEAR_Y

#define PNG_FORMAT_LINEAR_Y PNG_FORMAT_FLAG_LINEAR

Definition at line 2918 of file png.h.

◆ PNG_FORMAT_LINEAR_Y_ALPHA

#define PNG_FORMAT_LINEAR_Y_ALPHA (PNG_FORMAT_FLAG_LINEAR|PNG_FORMAT_FLAG_ALPHA)

Definition at line 2919 of file png.h.

◆ PNG_FORMAT_RGB

#define PNG_FORMAT_RGB PNG_FORMAT_FLAG_COLOR

Definition at line 2908 of file png.h.

◆ PNG_FORMAT_RGB_COLORMAP

#define PNG_FORMAT_RGB_COLORMAP (PNG_FORMAT_RGB|PNG_FORMAT_FLAG_COLORMAP)

Definition at line 2929 of file png.h.

◆ PNG_FORMAT_RGBA

#define PNG_FORMAT_RGBA (PNG_FORMAT_RGB|PNG_FORMAT_FLAG_ALPHA)

Definition at line 2910 of file png.h.

◆ PNG_FORMAT_RGBA_COLORMAP

#define PNG_FORMAT_RGBA_COLORMAP (PNG_FORMAT_RGBA|PNG_FORMAT_FLAG_COLORMAP)

Definition at line 2931 of file png.h.

◆ PNG_FP_1

#define PNG_FP_1 100000

Definition at line 658 of file png.h.

◆ PNG_FP_HALF

#define PNG_FP_HALF 50000

Definition at line 659 of file png.h.

◆ PNG_FP_MAX

#define PNG_FP_MAX ((png_fixed_point)0x7fffffffL)

Definition at line 660 of file png.h.

◆ PNG_FP_MIN

#define PNG_FP_MIN (-PNG_FP_MAX)

Definition at line 661 of file png.h.

◆ PNG_FREE_ALL

#define PNG_FREE_ALL 0xffffU

Definition at line 1776 of file png.h.

◆ PNG_FREE_EXIF

#define PNG_FREE_EXIF 0x8000U

Definition at line 1775 of file png.h.

◆ PNG_FREE_HIST

#define PNG_FREE_HIST 0x0008U

Definition at line 1762 of file png.h.

◆ PNG_FREE_ICCP

#define PNG_FREE_ICCP 0x0010U

Definition at line 1763 of file png.h.

◆ PNG_FREE_MUL

#define PNG_FREE_MUL 0x4220U

Definition at line 1777 of file png.h.

◆ PNG_FREE_PCAL

#define PNG_FREE_PCAL 0x0080U

Definition at line 1766 of file png.h.

◆ PNG_FREE_PLTE

#define PNG_FREE_PLTE 0x1000U

Definition at line 1772 of file png.h.

◆ PNG_FREE_ROWS

#define PNG_FREE_ROWS 0x0040U

Definition at line 1765 of file png.h.

◆ PNG_FREE_SCAL

#define PNG_FREE_SCAL 0x0100U

Definition at line 1767 of file png.h.

◆ PNG_FREE_SPLT

#define PNG_FREE_SPLT 0x0020U

Definition at line 1764 of file png.h.

◆ PNG_FREE_TEXT

#define PNG_FREE_TEXT 0x4000U

Definition at line 1774 of file png.h.

◆ PNG_FREE_TRNS

#define PNG_FREE_TRNS 0x2000U

Definition at line 1773 of file png.h.

◆ PNG_FREE_UNKN

#define PNG_FREE_UNKN 0x0200U

Definition at line 1769 of file png.h.

◆ PNG_GAMMA_LINEAR

#define PNG_GAMMA_LINEAR PNG_FP_1

Definition at line 1167 of file png.h.

◆ PNG_GAMMA_MAC_18

#define PNG_GAMMA_MAC_18 -2

Definition at line 1165 of file png.h.

◆ PNG_GAMMA_sRGB

#define PNG_GAMMA_sRGB 220000

Definition at line 1166 of file png.h.

◆ PNG_GAMMA_THRESHOLD

#define PNG_GAMMA_THRESHOLD (PNG_GAMMA_THRESHOLD_FIXED*.00001)

Definition at line 1354 of file png.h.

◆ PNG_get_int_32

#define PNG_get_int_32 ( buf )

Value:

((png_int_32)((*(buf) & 0x80) \
 ? -((png_int_32)(((png_get_uint_32(buf)^0xffffffffU)+1U)&0x7fffffffU)) \
 : (png_int_32)png_get_uint_32(buf)))

Definition at line 2697 of file png.h.

◆ png_get_int_32

#define png_get_int_32 ( buf )

Value:

PNG_get_int_32(buf)

Definition at line 2708 of file png.h.

◆ PNG_get_uint_16

#define PNG_get_uint_16 ( buf )

Value:

((png_uint_16) \
 (((unsigned int)(*(buf)) << 8) + \
 ((unsigned int)(*((buf) + 1)))))

Definition at line 2692 of file png.h.

◆ png_get_uint_16

#define png_get_uint_16 ( buf )

Value:

PNG_get_uint_16(buf)

Definition at line 2707 of file png.h.

◆ PNG_get_uint_32

#define PNG_get_uint_32 ( buf )

Value:

(((png_uint_32)(*(buf)) << 24) + \
 ((png_uint_32)(*((buf) + 1)) << 16) + \
 ((png_uint_32)(*((buf) + 2)) << 8) + \
 ((png_uint_32)(*((buf) + 3))))

Definition at line 2683 of file png.h.

◆ png_get_uint_32

#define png_get_uint_32 ( buf )

Value:

PNG_get_uint_32(buf)

Definition at line 2706 of file png.h.

◆ PNG_HANDLE_CHUNK_ALWAYS

#define PNG_HANDLE_CHUNK_ALWAYS 3

Definition at line 2456 of file png.h.

◆ PNG_HANDLE_CHUNK_AS_DEFAULT

#define PNG_HANDLE_CHUNK_AS_DEFAULT 0

Definition at line 2453 of file png.h.

◆ PNG_HANDLE_CHUNK_IF_SAFE

#define PNG_HANDLE_CHUNK_IF_SAFE 2

Definition at line 2455 of file png.h.

◆ PNG_HANDLE_CHUNK_LAST

#define PNG_HANDLE_CHUNK_LAST 4

Definition at line 2457 of file png.h.

◆ PNG_HANDLE_CHUNK_NEVER

#define PNG_HANDLE_CHUNK_NEVER 1

Definition at line 2454 of file png.h.

◆ PNG_HAVE_IHDR

#define PNG_HAVE_IHDR 0x01

Definition at line 646 of file png.h.

◆ PNG_HAVE_PLTE

#define PNG_HAVE_PLTE 0x02

Definition at line 647 of file png.h.

◆ PNG_HEADER_VERSION_STRING

#define PNG_HEADER_VERSION_STRING " libpng version " PNG_LIBPNG_VER_STRING "\n"

Definition at line 282 of file png.h.

◆ PNG_IMAGE_BUFFER_SIZE

#define PNG_IMAGE_BUFFER_SIZE	(		image,
			row_stride )

Value:

(PNG_IMAGE_PIXEL_COMPONENT_SIZE((image).format)*(image).height*(row_stride))

Definition at line 3018 of file png.h.

◆ PNG_IMAGE_COLORMAP_SIZE

#define PNG_IMAGE_COLORMAP_SIZE ( image )

Value:

(PNG_IMAGE_SAMPLE_SIZE((image).format) * (image).colormap_entries)

Definition at line 3033 of file png.h.

◆ PNG_IMAGE_COMPRESSED_SIZE_MAX

#define PNG_IMAGE_COMPRESSED_SIZE_MAX ( image )

Value:

PNG_ZLIB_MAX_SIZE((png_alloc_size_t)PNG_IMAGE_DATA_SIZE(image))

Definition at line 3258 of file png.h.

◆ PNG_IMAGE_DATA_SIZE

#define PNG_IMAGE_DATA_SIZE ( image )

Value:

(PNG_IMAGE_SIZE(image)+(image).height)

Definition at line 3238 of file png.h.

◆ PNG_IMAGE_ERROR

#define PNG_IMAGE_ERROR 2

Definition at line 2801 of file png.h.

◆ PNG_IMAGE_FAILED

#define PNG_IMAGE_FAILED ( png_cntrl )

Value:

((((png_cntrl).warning_or_error)&0x03)>1)

Definition at line 2811 of file png.h.

◆ PNG_IMAGE_FLAG_16BIT_sRGB

#define PNG_IMAGE_FLAG_16BIT_sRGB 0x04

Definition at line 3062 of file png.h.

◆ PNG_IMAGE_FLAG_COLORSPACE_NOT_sRGB

#define PNG_IMAGE_FLAG_COLORSPACE_NOT_sRGB 0x01

Definition at line 3046 of file png.h.

◆ PNG_IMAGE_FLAG_FAST

#define PNG_IMAGE_FLAG_FAST 0x02

Definition at line 3051 of file png.h.

◆ PNG_IMAGE_MAXIMUM_COLORMAP_COMPONENTS

#define PNG_IMAGE_MAXIMUM_COLORMAP_COMPONENTS ( fmt )

Value:

(PNG_IMAGE_SAMPLE_CHANNELS(fmt) * 256)

Definition at line 2971 of file png.h.

◆ PNG_IMAGE_PIXEL_

#define PNG_IMAGE_PIXEL_	(		test,
			fmt )

Value:

(((fmt)&PNG_FORMAT_FLAG_COLORMAP)?1:test(fmt))

Definition at line 2987 of file png.h.

◆ PNG_IMAGE_PIXEL_CHANNELS

#define PNG_IMAGE_PIXEL_CHANNELS ( fmt )

Value:

PNG_IMAGE_PIXEL_(PNG_IMAGE_SAMPLE_CHANNELS,fmt)

Definition at line 2990 of file png.h.

◆ PNG_IMAGE_PIXEL_COMPONENT_SIZE

#define PNG_IMAGE_PIXEL_COMPONENT_SIZE ( fmt )

Value:

PNG_IMAGE_PIXEL_(PNG_IMAGE_SAMPLE_COMPONENT_SIZE,fmt)

Definition at line 2996 of file png.h.

◆ PNG_IMAGE_PIXEL_SIZE

#define PNG_IMAGE_PIXEL_SIZE ( fmt )

Value:

PNG_IMAGE_PIXEL_(PNG_IMAGE_SAMPLE_SIZE,fmt)

Definition at line 3002 of file png.h.

◆ PNG_IMAGE_PNG_SIZE_MAX

#define PNG_IMAGE_PNG_SIZE_MAX ( image )

Value:

PNG_IMAGE_PNG_SIZE_MAX_(image, PNG_IMAGE_COMPRESSED_SIZE_MAX(image))

Definition at line 3275 of file png.h.

◆ PNG_IMAGE_PNG_SIZE_MAX_

#define PNG_IMAGE_PNG_SIZE_MAX_	(		image,
			image_size )

Value:

((8U +25U +16U +44U +12U +\
 (((image).format&PNG_FORMAT_FLAG_COLORMAP)? \
 12U+3U*(image).colormap_entries +\
 (((image).format&PNG_FORMAT_FLAG_ALPHA)?\
 12U +(image).colormap_entries:0U):0U)+\
 12U)+(12U*((image_size)/PNG_ZBUF_SIZE)) +(image_size))

Definition at line 3262 of file png.h.

◆ PNG_IMAGE_ROW_STRIDE

#define PNG_IMAGE_ROW_STRIDE ( image )

Value:

(PNG_IMAGE_PIXEL_CHANNELS((image).format) * (image).width)

Definition at line 3006 of file png.h.

◆ PNG_IMAGE_SAMPLE_CHANNELS

#define PNG_IMAGE_SAMPLE_CHANNELS ( fmt )

Value:

(((fmt)&(PNG_FORMAT_FLAG_COLOR|PNG_FORMAT_FLAG_ALPHA))+1)

Definition at line 2954 of file png.h.

◆ PNG_IMAGE_SAMPLE_COMPONENT_SIZE

#define PNG_IMAGE_SAMPLE_COMPONENT_SIZE ( fmt )

Value:

((((fmt) & PNG_FORMAT_FLAG_LINEAR) >> 2)+1)

Definition at line 2958 of file png.h.

◆ PNG_IMAGE_SAMPLE_SIZE

#define PNG_IMAGE_SAMPLE_SIZE ( fmt )

Value:

(PNG_IMAGE_SAMPLE_CHANNELS(fmt) * PNG_IMAGE_SAMPLE_COMPONENT_SIZE(fmt))

Definition at line 2964 of file png.h.

◆ PNG_IMAGE_SIZE

#define PNG_IMAGE_SIZE ( image )

Value:

PNG_IMAGE_BUFFER_SIZE(image, PNG_IMAGE_ROW_STRIDE(image))

Definition at line 3027 of file png.h.

◆ PNG_IMAGE_VERSION

#define PNG_IMAGE_VERSION 1

Definition at line 2777 of file png.h.

◆ PNG_IMAGE_WARNING

#define PNG_IMAGE_WARNING 1

Definition at line 2800 of file png.h.

◆ png_image_write_get_memory_size

#define png_image_write_get_memory_size	(	image,
		size,
		convert_to_8_bit,
		buffer,
		row_stride,
		colormap )

Value:

png_image_write_to_memory(&(image), 0, &(size), convert_to_8_bit, buffer,\

row_stride, colormap)

Definition at line 3219 of file png.h.

◆ PNG_INFO_acTL

#define PNG_INFO_acTL 0x100000U

Definition at line 763 of file png.h.

◆ PNG_INFO_bKGD

#define PNG_INFO_bKGD 0x0020U

Definition at line 739 of file png.h.

◆ PNG_INFO_cHRM

#define PNG_INFO_cHRM 0x0004U

Definition at line 736 of file png.h.

◆ PNG_INFO_cICP

#define PNG_INFO_cICP 0x20000U

Definition at line 751 of file png.h.

◆ PNG_INFO_cLLI

#define PNG_INFO_cLLI 0x40000U

Definition at line 752 of file png.h.

◆ PNG_INFO_eXIf

#define PNG_INFO_eXIf 0x10000U

Definition at line 750 of file png.h.

◆ PNG_INFO_fcTL

#define PNG_INFO_fcTL 0x200000U

Definition at line 764 of file png.h.

◆ PNG_INFO_fdAT

#define PNG_INFO_fdAT 0x400000U

Definition at line 765 of file png.h.

◆ PNG_INFO_gAMA

#define PNG_INFO_gAMA 0x0001U

Definition at line 734 of file png.h.

◆ PNG_INFO_hIST

#define PNG_INFO_hIST 0x0040U

Definition at line 740 of file png.h.

◆ PNG_INFO_iCCP

#define PNG_INFO_iCCP 0x1000U

Definition at line 746 of file png.h.

◆ PNG_INFO_IDAT

#define PNG_INFO_IDAT 0x8000U

Definition at line 749 of file png.h.

◆ PNG_INFO_mDCV

#define PNG_INFO_mDCV 0x80000U

Definition at line 753 of file png.h.

◆ PNG_INFO_oFFs

#define PNG_INFO_oFFs 0x0100U

Definition at line 742 of file png.h.

◆ PNG_INFO_pCAL

#define PNG_INFO_pCAL 0x0400U

Definition at line 744 of file png.h.

◆ PNG_INFO_pHYs

#define PNG_INFO_pHYs 0x0080U

Definition at line 741 of file png.h.

◆ PNG_INFO_PLTE

#define PNG_INFO_PLTE 0x0008U

Definition at line 737 of file png.h.

◆ PNG_INFO_sBIT

#define PNG_INFO_sBIT 0x0002U

Definition at line 735 of file png.h.

◆ PNG_INFO_sCAL

#define PNG_INFO_sCAL 0x4000U

Definition at line 748 of file png.h.

◆ PNG_INFO_sPLT

#define PNG_INFO_sPLT 0x2000U

Definition at line 747 of file png.h.

◆ PNG_INFO_sRGB

#define PNG_INFO_sRGB 0x0800U

Definition at line 745 of file png.h.

◆ PNG_INFO_tIME

#define PNG_INFO_tIME 0x0200U

Definition at line 743 of file png.h.

◆ PNG_INFO_tRNS

#define PNG_INFO_tRNS 0x0010U

Definition at line 738 of file png.h.

◆ PNG_INTERLACE_ADAM7

#define PNG_INTERLACE_ADAM7 1

Definition at line 690 of file png.h.

◆ PNG_INTERLACE_ADAM7_PASSES

#define PNG_INTERLACE_ADAM7_PASSES 7

Definition at line 2545 of file png.h.

◆ PNG_INTERLACE_LAST

#define PNG_INTERLACE_LAST 2

Definition at line 691 of file png.h.

◆ PNG_INTERLACE_NONE

#define PNG_INTERLACE_NONE 0

Definition at line 689 of file png.h.

◆ PNG_INTRAPIXEL_DIFFERENCING

#define PNG_INTRAPIXEL_DIFFERENCING 64

Definition at line 685 of file png.h.

◆ PNG_IO_CHUNK_CRC

#define PNG_IO_CHUNK_CRC 0x0080

Definition at line 2536 of file png.h.

◆ PNG_IO_CHUNK_DATA

#define PNG_IO_CHUNK_DATA 0x0040

Definition at line 2535 of file png.h.

◆ PNG_IO_CHUNK_HDR

#define PNG_IO_CHUNK_HDR 0x0020

Definition at line 2534 of file png.h.

◆ PNG_IO_MASK_LOC

#define PNG_IO_MASK_LOC 0x00f0

Definition at line 2538 of file png.h.

◆ PNG_IO_MASK_OP

#define PNG_IO_MASK_OP 0x000f

Definition at line 2537 of file png.h.

◆ PNG_IO_NONE

#define PNG_IO_NONE 0x0000

Definition at line 2530 of file png.h.

◆ PNG_IO_READING

#define PNG_IO_READING 0x0001

Definition at line 2531 of file png.h.

◆ PNG_IO_SIGNATURE

#define PNG_IO_SIGNATURE 0x0010

Definition at line 2533 of file png.h.

◆ PNG_IO_WRITING

#define PNG_IO_WRITING 0x0002

Definition at line 2532 of file png.h.

◆ PNG_ITXT_COMPRESSION_NONE

#define PNG_ITXT_COMPRESSION_NONE 1

Definition at line 592 of file png.h.

◆ PNG_ITXT_COMPRESSION_zTXt

#define PNG_ITXT_COMPRESSION_zTXt 2

Definition at line 593 of file png.h.

◆ png_jmpbuf

#define png_jmpbuf ( png_ptr )

Value:

(*png_set_longjmp_fn((png_ptr), longjmp, (sizeof (jmp_buf))))

Definition at line 969 of file png.h.

◆ PNG_KEYWORD_MAX_LENGTH

#define PNG_KEYWORD_MAX_LENGTH 79

Definition at line 724 of file png.h.

◆ PNG_LIBPNG_BUILD_ALPHA

#define PNG_LIBPNG_BUILD_ALPHA 1

Definition at line 300 of file png.h.

◆ PNG_LIBPNG_BUILD_BASE_TYPE

#define PNG_LIBPNG_BUILD_BASE_TYPE PNG_LIBPNG_BUILD_STABLE

Definition at line 314 of file png.h.

◆ PNG_LIBPNG_BUILD_BETA

#define PNG_LIBPNG_BUILD_BETA 2

Definition at line 301 of file png.h.

◆ PNG_LIBPNG_BUILD_PATCH

#define PNG_LIBPNG_BUILD_PATCH 8

Definition at line 307 of file png.h.

◆ PNG_LIBPNG_BUILD_PRIVATE

#define PNG_LIBPNG_BUILD_PRIVATE 16

Definition at line 309 of file png.h.

◆ PNG_LIBPNG_BUILD_RC

#define PNG_LIBPNG_BUILD_RC 3

Definition at line 302 of file png.h.

◆ PNG_LIBPNG_BUILD_RELEASE_STATUS_MASK

#define PNG_LIBPNG_BUILD_RELEASE_STATUS_MASK 7

Definition at line 304 of file png.h.

◆ PNG_LIBPNG_BUILD_SPECIAL

#define PNG_LIBPNG_BUILD_SPECIAL 32

Definition at line 311 of file png.h.

◆ PNG_LIBPNG_BUILD_STABLE

#define PNG_LIBPNG_BUILD_STABLE 4

Definition at line 303 of file png.h.

◆ PNG_LIBPNG_BUILD_TYPE

#define PNG_LIBPNG_BUILD_TYPE (PNG_LIBPNG_BUILD_BASE_TYPE)

Definition at line 362 of file png.h.

◆ PNG_LIBPNG_VER

#define PNG_LIBPNG_VER 10653

Definition at line 323 of file png.h.

◆ png_libpng_ver

#define png_libpng_ver png_get_header_ver(NULL)

Definition at line 376 of file png.h.

◆ PNG_LIBPNG_VER_BUILD

#define PNG_LIBPNG_VER_BUILD 0

Definition at line 297 of file png.h.

◆ PNG_LIBPNG_VER_DLLNUM

#define PNG_LIBPNG_VER_DLLNUM PNG_LIBPNG_VER_SHAREDLIB

Definition at line 287 of file png.h.

◆ PNG_LIBPNG_VER_MAJOR

#define PNG_LIBPNG_VER_MAJOR 1

Definition at line 290 of file png.h.

◆ PNG_LIBPNG_VER_MINOR

#define PNG_LIBPNG_VER_MINOR 6

Definition at line 291 of file png.h.

◆ PNG_LIBPNG_VER_RELEASE

#define PNG_LIBPNG_VER_RELEASE 53

Definition at line 292 of file png.h.

◆ PNG_LIBPNG_VER_SHAREDLIB

#define PNG_LIBPNG_VER_SHAREDLIB 16

Definition at line 285 of file png.h.

◆ PNG_LIBPNG_VER_SONUM

#define PNG_LIBPNG_VER_SONUM PNG_LIBPNG_VER_SHAREDLIB

Definition at line 286 of file png.h.

◆ PNG_LIBPNG_VER_STRING

#define PNG_LIBPNG_VER_STRING "1.6.53"

Definition at line 281 of file png.h.

◆ PNG_MAX_PALETTE_LENGTH

#define PNG_MAX_PALETTE_LENGTH 256

Definition at line 727 of file png.h.

◆ PNG_MAXIMUM_INFLATE_WINDOW

#define PNG_MAXIMUM_INFLATE_WINDOW 2

Definition at line 3317 of file png.h.

◆ PNG_NO_FILTERS

#define PNG_NO_FILTERS 0x00

Definition at line 1481 of file png.h.

◆ PNG_OFFSET_LAST

#define PNG_OFFSET_LAST 2

Definition at line 696 of file png.h.

◆ PNG_OFFSET_MICROMETER

#define PNG_OFFSET_MICROMETER 1

Definition at line 695 of file png.h.

◆ PNG_OFFSET_PIXEL

#define PNG_OFFSET_PIXEL 0

Definition at line 694 of file png.h.

◆ PNG_OPTION_INVALID

#define PNG_OPTION_INVALID 1

Definition at line 3352 of file png.h.

◆ PNG_OPTION_NEXT

#define PNG_OPTION_NEXT 16

Definition at line 3348 of file png.h.

◆ PNG_OPTION_OFF

#define PNG_OPTION_OFF 2

Definition at line 3353 of file png.h.

◆ PNG_OPTION_ON

#define PNG_OPTION_ON 3

Definition at line 3354 of file png.h.

◆ PNG_OPTION_UNSET

#define PNG_OPTION_UNSET 0

Definition at line 3351 of file png.h.

◆ PNG_PASS_COL_OFFSET

#define PNG_PASS_COL_OFFSET ( pass )

Value:

(1<<((7-(pass))>>1))

Definition at line 2560 of file png.h.

◆ PNG_PASS_COL_SHIFT

#define PNG_PASS_COL_SHIFT ( pass )

Value:

((pass)>1?(7-(pass))>>1:3)

Definition at line 2567 of file png.h.

◆ PNG_PASS_COLS

#define PNG_PASS_COLS	(		width,
			pass )

Value:

(((width)+(((1<<PNG_PASS_COL_SHIFT(pass))\

-1)-PNG_PASS_START_COL(pass)))>>PNG_PASS_COL_SHIFT(pass))

Definition at line 2576 of file png.h.

◆ PNG_PASS_MASK

#define PNG_PASS_MASK	(		pass,
			off )

Value:

( \
((0x110145AF>>(((7-(off))-(pass))<<2)) & 0xF) | \
((0x01145AF0>>(((7-(off))-(pass))<<2)) & 0xF0))

Definition at line 2594 of file png.h.

◆ PNG_PASS_ROW_OFFSET

#define PNG_PASS_ROW_OFFSET ( pass )

Value:

((pass)>2?(8>>(((pass)-1)>>1)):8)

Definition at line 2559 of file png.h.

◆ PNG_PASS_ROW_SHIFT

#define PNG_PASS_ROW_SHIFT ( pass )

Value:

((pass)>2?(8-(pass))>>1:3)

Definition at line 2566 of file png.h.

◆ PNG_PASS_ROWS

#define PNG_PASS_ROWS	(		height,
			pass )

Value:

(((height)+(((1<<PNG_PASS_ROW_SHIFT(pass))\

-1)-PNG_PASS_START_ROW(pass)))>>PNG_PASS_ROW_SHIFT(pass))

Definition at line 2574 of file png.h.

◆ PNG_PASS_START_COL

#define PNG_PASS_START_COL ( pass )

Value:

(((1& (pass))<<(3-(((pass)+1)>>1)))&7)

Definition at line 2552 of file png.h.

◆ PNG_PASS_START_ROW

#define PNG_PASS_START_ROW ( pass )

Value:

(((1&~(pass))<<(3-((pass)>>1)))&7)

Definition at line 2551 of file png.h.

◆ PNG_READ_16_TO_8_SUPPORTED

#define PNG_READ_16_TO_8_SUPPORTED

Definition at line 1336 of file png.h.

◆ PNG_RESOLUTION_LAST

#define PNG_RESOLUTION_LAST 2

Definition at line 714 of file png.h.

◆ PNG_RESOLUTION_METER

#define PNG_RESOLUTION_METER 1

Definition at line 713 of file png.h.

◆ PNG_RESOLUTION_UNKNOWN

#define PNG_RESOLUTION_UNKNOWN 0

Definition at line 712 of file png.h.

◆ PNG_RGB_TO_GRAY_DEFAULT

#define PNG_RGB_TO_GRAY_DEFAULT (-1)

Definition at line 1096 of file png.h.

◆ PNG_ROW_FROM_PASS_ROW

#define PNG_ROW_FROM_PASS_ROW	(		y_in,
			pass )

Value:

(((y_in)<<PNG_PASS_ROW_SHIFT(pass))+PNG_PASS_START_ROW(pass))

Definition at line 2583 of file png.h.

◆ PNG_ROW_IN_INTERLACE_PASS

#define PNG_ROW_IN_INTERLACE_PASS	(		y,
			pass )

Value:

((PNG_PASS_MASK(pass,0) >> ((y)&7)) & 1)

Definition at line 2598 of file png.h.

◆ PNG_SCALE_LAST

#define PNG_SCALE_LAST 3

Definition at line 709 of file png.h.

◆ PNG_SCALE_METER

#define PNG_SCALE_METER 1

Definition at line 707 of file png.h.

◆ PNG_SCALE_RADIAN

#define PNG_SCALE_RADIAN 2

Definition at line 708 of file png.h.

◆ PNG_SCALE_UNKNOWN

#define PNG_SCALE_UNKNOWN 0

Definition at line 706 of file png.h.

◆ PNG_SET_WILL_FREE_DATA

#define PNG_SET_WILL_FREE_DATA 1

Definition at line 1759 of file png.h.

◆ PNG_SIZE_MAX

#define PNG_SIZE_MAX ((size_t)(-1))

Definition at line 653 of file png.h.

◆ PNG_SKIP_sRGB_CHECK_PROFILE

#define PNG_SKIP_sRGB_CHECK_PROFILE 4

Definition at line 3320 of file png.h.

◆ PNG_sRGB_INTENT_ABSOLUTE

#define PNG_sRGB_INTENT_ABSOLUTE 3

Definition at line 720 of file png.h.

◆ PNG_sRGB_INTENT_LAST

#define PNG_sRGB_INTENT_LAST 4

Definition at line 721 of file png.h.

◆ PNG_sRGB_INTENT_PERCEPTUAL

#define PNG_sRGB_INTENT_PERCEPTUAL 0

Definition at line 717 of file png.h.

◆ PNG_sRGB_INTENT_RELATIVE

#define PNG_sRGB_INTENT_RELATIVE 1

Definition at line 718 of file png.h.

◆ PNG_sRGB_INTENT_SATURATION

#define PNG_sRGB_INTENT_SATURATION 2

Definition at line 719 of file png.h.

◆ PNG_TEXT_COMPRESSION_LAST

#define PNG_TEXT_COMPRESSION_LAST 3

Definition at line 594 of file png.h.

◆ PNG_TEXT_COMPRESSION_NONE

#define PNG_TEXT_COMPRESSION_NONE -1

Definition at line 590 of file png.h.

◆ PNG_TEXT_COMPRESSION_NONE_WR

#define PNG_TEXT_COMPRESSION_NONE_WR -3

Definition at line 588 of file png.h.

◆ PNG_TEXT_COMPRESSION_zTXt

#define PNG_TEXT_COMPRESSION_zTXt 0

Definition at line 591 of file png.h.

◆ PNG_TEXT_COMPRESSION_zTXt_WR

#define PNG_TEXT_COMPRESSION_zTXt_WR -2

Definition at line 589 of file png.h.

◆ PNG_TRANSFORM_BGR

#define PNG_TRANSFORM_BGR 0x0080

Definition at line 857 of file png.h.

◆ PNG_TRANSFORM_EXPAND

#define PNG_TRANSFORM_EXPAND 0x0010

Definition at line 854 of file png.h.

◆ PNG_TRANSFORM_EXPAND_16

#define PNG_TRANSFORM_EXPAND_16 0x4000

Definition at line 868 of file png.h.

◆ PNG_TRANSFORM_GRAY_TO_RGB

#define PNG_TRANSFORM_GRAY_TO_RGB 0x2000

Definition at line 866 of file png.h.

◆ PNG_TRANSFORM_IDENTITY

#define PNG_TRANSFORM_IDENTITY 0x0000

Definition at line 849 of file png.h.

◆ PNG_TRANSFORM_INVERT_ALPHA

#define PNG_TRANSFORM_INVERT_ALPHA 0x0400

Definition at line 860 of file png.h.

◆ PNG_TRANSFORM_INVERT_MONO

#define PNG_TRANSFORM_INVERT_MONO 0x0020

Definition at line 855 of file png.h.

◆ PNG_TRANSFORM_PACKING

#define PNG_TRANSFORM_PACKING 0x0004

Definition at line 852 of file png.h.

◆ PNG_TRANSFORM_PACKSWAP

#define PNG_TRANSFORM_PACKSWAP 0x0008

Definition at line 853 of file png.h.

◆ PNG_TRANSFORM_SHIFT

#define PNG_TRANSFORM_SHIFT 0x0040

Definition at line 856 of file png.h.

◆ PNG_TRANSFORM_STRIP_16

#define PNG_TRANSFORM_STRIP_16 0x0001

Definition at line 850 of file png.h.

◆ PNG_TRANSFORM_STRIP_ALPHA

#define PNG_TRANSFORM_STRIP_ALPHA 0x0002

Definition at line 851 of file png.h.

◆ PNG_TRANSFORM_STRIP_FILLER

#define PNG_TRANSFORM_STRIP_FILLER 0x0800

Definition at line 861 of file png.h.

◆ PNG_TRANSFORM_STRIP_FILLER_AFTER

#define PNG_TRANSFORM_STRIP_FILLER_AFTER 0x1000

Definition at line 864 of file png.h.

◆ PNG_TRANSFORM_STRIP_FILLER_BEFORE

#define PNG_TRANSFORM_STRIP_FILLER_BEFORE PNG_TRANSFORM_STRIP_FILLER

Definition at line 863 of file png.h.

◆ PNG_TRANSFORM_SWAP_ALPHA

#define PNG_TRANSFORM_SWAP_ALPHA 0x0100

Definition at line 858 of file png.h.

◆ PNG_TRANSFORM_SWAP_ENDIAN

#define PNG_TRANSFORM_SWAP_ENDIAN 0x0200

Definition at line 859 of file png.h.

◆ PNG_UINT_31_MAX

#define PNG_UINT_31_MAX ((png_uint_32)0x7fffffffL)

Definition at line 651 of file png.h.

◆ PNG_UINT_32_MAX

#define PNG_UINT_32_MAX ((png_uint_32)(-1))

Definition at line 652 of file png.h.

◆ PNG_USER_WILL_FREE_DATA

#define PNG_USER_WILL_FREE_DATA 2

Definition at line 1760 of file png.h.

◆ PNG_ZLIB_MAX_SIZE

#define PNG_ZLIB_MAX_SIZE ( b )

Value:

((b)+(((b)+7U)>>3)+(((b)+63U)>>6)+11U)

Definition at line 3249 of file png.h.

Typedef Documentation

◆ png_color_16p

typedef png_color_16* png_color_16p

Definition at line 498 of file png.h.

◆ png_color_16pp

typedef png_color_16* * png_color_16pp

Definition at line 500 of file png.h.

◆ png_color_8p

typedef png_color_8* png_color_8p

Definition at line 510 of file png.h.

◆ png_color_8pp

typedef png_color_8* * png_color_8pp

Definition at line 512 of file png.h.

◆ png_colorp

typedef png_color* png_colorp

Definition at line 486 of file png.h.

◆ png_colorpp

typedef png_color* * png_colorpp

Definition at line 488 of file png.h.

◆ png_const_color_16p

typedef const png_color_16* png_const_color_16p

Definition at line 499 of file png.h.

◆ png_const_color_8p

typedef const png_color_8* png_const_color_8p

Definition at line 511 of file png.h.

◆ png_const_colorp

typedef const png_color* png_const_colorp

Definition at line 487 of file png.h.

◆ png_const_infop

typedef const png_info* png_const_infop

Definition at line 457 of file png.h.

◆ png_const_inforp

typedef const png_info* PNG_RESTRICT png_const_inforp

Definition at line 474 of file png.h.

◆ png_const_sPLT_entryp

typedef const png_sPLT_entry* png_const_sPLT_entryp

Definition at line 527 of file png.h.

◆ png_const_sPLT_tp

typedef const png_sPLT_t* png_const_sPLT_tp

Definition at line 543 of file png.h.

◆ png_const_structp

typedef const png_struct* png_const_structp

Definition at line 442 of file png.h.

◆ png_const_structrp

typedef const png_struct* PNG_RESTRICT png_const_structrp

Definition at line 472 of file png.h.

◆ png_const_textp

typedef const png_text* png_const_textp

Definition at line 582 of file png.h.

◆ png_const_timep

typedef const png_time* png_const_timep

Definition at line 612 of file png.h.

◆ png_const_unknown_chunkp

typedef const png_unknown_chunk* png_const_unknown_chunkp

Definition at line 641 of file png.h.

◆ png_controlp

typedef struct png_control* png_controlp

Definition at line 2779 of file png.h.

◆ png_info

typedef struct png_info_def png_info

Definition at line 455 of file png.h.

◆ png_infop

typedef png_info* png_infop

Definition at line 456 of file png.h.

◆ png_infopp

typedef png_info* * png_infopp

Definition at line 458 of file png.h.

◆ png_inforp

typedef png_info* PNG_RESTRICT png_inforp

Definition at line 473 of file png.h.

◆ png_libpng_version_1_6_53

typedef char* png_libpng_version_1_6_53

Definition at line 433 of file png.h.

◆ png_row_infop

typedef png_row_info* png_row_infop

Definition at line 781 of file png.h.

◆ png_row_infopp

typedef png_row_info* * png_row_infopp

Definition at line 782 of file png.h.

◆ png_sPLT_entryp

typedef png_sPLT_entry* png_sPLT_entryp

Definition at line 526 of file png.h.

◆ png_sPLT_entrypp

typedef png_sPLT_entry* * png_sPLT_entrypp

Definition at line 528 of file png.h.

◆ png_sPLT_tp

typedef png_sPLT_t* png_sPLT_tp

Definition at line 542 of file png.h.

◆ png_sPLT_tpp

typedef png_sPLT_t* * png_sPLT_tpp

Definition at line 544 of file png.h.

◆ png_struct

typedef struct png_struct_def png_struct

Definition at line 441 of file png.h.

◆ png_structp

typedef png_struct* png_structp

Definition at line 443 of file png.h.

◆ png_structpp

typedef png_struct* * png_structpp

Definition at line 444 of file png.h.

◆ png_structrp

typedef png_struct* PNG_RESTRICT png_structrp

Definition at line 471 of file png.h.

◆ png_textp

typedef png_text* png_textp

Definition at line 581 of file png.h.

◆ png_textpp

typedef png_text* * png_textpp

Definition at line 583 of file png.h.

◆ png_timep

typedef png_time* png_timep

Definition at line 611 of file png.h.

◆ png_timepp

typedef png_time* * png_timepp

Definition at line 613 of file png.h.

◆ png_unknown_chunkp

typedef png_unknown_chunk* png_unknown_chunkp

Definition at line 640 of file png.h.

◆ png_unknown_chunkpp

typedef png_unknown_chunk* * png_unknown_chunkpp

Definition at line 642 of file png.h.

Variable Documentation

◆ background_color

png_structrp png_const_color_16p background_color

Definition at line 1320 of file png.h.

◆ background_gamma_code

png_structrp png_const_color_16p int background_gamma_code

Definition at line 1320 of file png.h.

◆ blue_X

png_const_structrp png_const_inforp double double double double double double double double double *blue_Z png_const_structrp png_const_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point *int_blue_Z png_const_structrp png_inforp double double double double double double double blue_X

Definition at line 1955 of file png.h.

◆ blue_Y

png_const_structrp png_const_inforp double double double double double double double double double *blue_Z png_const_structrp png_const_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point *int_blue_Z png_const_structrp png_inforp double double double double double double double double blue_Y

Definition at line 1956 of file png.h.

◆ error_action

png_structrp int error_action

Definition at line 1101 of file png.h.

◆ filter_weights

png_structrp int int png_const_fixed_point_p filter_weights

Definition at line 1507 of file png.h.

◆ green_X

png_const_structrp png_const_inforp double double double double double double double double double *blue_Z png_const_structrp png_const_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point *int_blue_Z png_const_structrp png_inforp double double double double green_X

Definition at line 1955 of file png.h.

◆ green_Y

png_const_structrp png_const_inforp double double double double double double double double double *blue_Z png_const_structrp png_const_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point *int_blue_Z png_const_structrp png_inforp double double double double double green_Y

Definition at line 1955 of file png.h.

◆ green_Z

png_const_structrp png_const_inforp double double double double double double double double double *blue_Z png_const_structrp png_const_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point *int_blue_Z png_const_structrp png_inforp double double double double double double green_Z

Definition at line 1955 of file png.h.

◆ heuristic_method

png_structrp int heuristic_method

Definition at line 1506 of file png.h.

◆ info_ptr

png_const_structrp png_inforp info_ptr

Definition at line 1954 of file png.h.

◆ int_blue_X

png_const_structrp png_const_inforp double double double double double double double double double *blue_Z png_const_structrp png_const_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point *int_blue_Z png_const_structrp png_inforp double double double double double double double double double blue_Z png_const_structrp png_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point int_blue_X

Definition at line 1968 of file png.h.

◆ int_blue_x

png_const_structrp png_const_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_uint_32p png_uint_32p mastering_display_minimum_luminance_scaled_by_10000 png_const_structrp png_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point int_blue_x

Definition at line 2097 of file png.h.

◆ int_blue_Y

png_const_structrp png_const_inforp double double double double double double double double double *blue_Z png_const_structrp png_const_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point *int_blue_Z png_const_structrp png_inforp double double double double double double double double double blue_Z png_const_structrp png_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point int_blue_Y

Definition at line 1968 of file png.h.

◆ int_blue_y

png_const_structrp png_const_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_uint_32p png_uint_32p mastering_display_minimum_luminance_scaled_by_10000 png_const_structrp png_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point int_blue_y

Definition at line 2097 of file png.h.

◆ int_green_X

png_const_structrp png_const_inforp double double double double double double double double double *blue_Z png_const_structrp png_const_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point *int_blue_Z png_const_structrp png_inforp double double double double double double double double double blue_Z png_const_structrp png_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point int_green_X

Definition at line 1966 of file png.h.

◆ int_green_x

png_const_structrp png_const_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_uint_32p png_uint_32p mastering_display_minimum_luminance_scaled_by_10000 png_const_structrp png_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point int_green_x

Definition at line 2096 of file png.h.

◆ int_green_Y

png_const_structrp png_const_inforp double double double double double double double double double *blue_Z png_const_structrp png_const_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point *int_blue_Z png_const_structrp png_inforp double double double double double double double double double blue_Z png_const_structrp png_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point int_green_Y

Definition at line 1967 of file png.h.

◆ int_green_y

png_const_structrp png_const_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_uint_32p png_uint_32p mastering_display_minimum_luminance_scaled_by_10000 png_const_structrp png_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point int_green_y

Definition at line 2096 of file png.h.

◆ int_green_Z

png_const_structrp png_const_inforp double double double double double double double double double *blue_Z png_const_structrp png_const_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point *int_blue_Z png_const_structrp png_inforp double double double double double double double double double blue_Z png_const_structrp png_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point int_green_Z

Definition at line 1967 of file png.h.

◆ int_red_X

png_const_structrp png_const_inforp double double double double double double double double double *blue_Z png_const_structrp png_const_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point *int_blue_Z png_const_structrp png_inforp double double double double double double double double double blue_Z png_const_structrp png_inforp png_fixed_point int_red_X

Definition at line 1965 of file png.h.

◆ int_red_x

png_const_structrp png_const_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_uint_32p png_uint_32p mastering_display_minimum_luminance_scaled_by_10000 png_const_structrp png_inforp png_fixed_point png_fixed_point png_fixed_point int_red_x

Definition at line 2095 of file png.h.

◆ int_red_Y

png_const_structrp png_const_inforp double double double double double double double double double *blue_Z png_const_structrp png_const_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point *int_blue_Z png_const_structrp png_inforp double double double double double double double double double blue_Z png_const_structrp png_inforp png_fixed_point png_fixed_point int_red_Y

Definition at line 1965 of file png.h.

◆ int_red_y

png_const_structrp png_const_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_uint_32p png_uint_32p mastering_display_minimum_luminance_scaled_by_10000 png_const_structrp png_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point int_red_y

Definition at line 2095 of file png.h.

◆ int_red_Z

png_const_structrp png_const_inforp double double double double double double double double double *blue_Z png_const_structrp png_const_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point *int_blue_Z png_const_structrp png_inforp double double double double double double double double double blue_Z png_const_structrp png_inforp png_fixed_point png_fixed_point png_fixed_point int_red_Z

Definition at line 1966 of file png.h.

◆ int_white_x

png_const_structrp png_const_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_uint_32p png_uint_32p mastering_display_minimum_luminance_scaled_by_10000 png_const_structrp png_inforp png_fixed_point int_white_x

Definition at line 2094 of file png.h.

◆ int_white_y

png_const_structrp png_const_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_uint_32p png_uint_32p mastering_display_minimum_luminance_scaled_by_10000 png_const_structrp png_inforp png_fixed_point png_fixed_point int_white_y

Definition at line 2094 of file png.h.

◆ mastering_display_maximum_luminance_scaled_by_10000

png_const_structrp png_const_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_uint_32p png_uint_32p mastering_display_minimum_luminance_scaled_by_10000 png_const_structrp png_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_uint_32 mastering_display_maximum_luminance_scaled_by_10000

Definition at line 2101 of file png.h.

◆ maximum_content_light_level_scaled_by_10000

png_const_structrp png_const_inforp png_uint_32p png_uint_32p maximum_frame_average_light_level_scaled_by_10000 png_const_structrp png_inforp png_uint_32 maximum_content_light_level_scaled_by_10000

Definition at line 2018 of file png.h.

◆ mode

png_structrp int mode

Definition at line 1157 of file png.h.

◆ need_expand

png_structrp png_const_color_16p int int need_expand

Definition at line 1321 of file png.h.

◆ num_weights

png_structrp int int num_weights

Definition at line 1506 of file png.h.

◆ png_fixed_point

png_const_structrp png_const_inforp info_ptr png_fixed_point

Definition at line 1917 of file png.h.

◆ png_get_cHRM_XYZ

png_get_cHRM_XYZ

Definition at line 1953 of file png.h.

◆ png_get_cHRM_XYZ_fixed

png_const_structrp png_const_inforp double double double double double double double double double *blue_Z png_get_cHRM_XYZ_fixed

Definition at line 1963 of file png.h.

◆ png_get_cLLI_fixed

png_get_cLLI_fixed

Definition at line 2013 of file png.h.

◆ png_get_gAMA_fixed

png_get_gAMA_fixed

Definition at line 2050 of file png.h.

◆ png_get_io_chunk_type

png_get_io_chunk_type

Definition at line 2526 of file png.h.

◆ png_get_mDCV_fixed

png_get_mDCV_fixed

Definition at line 2092 of file png.h.

◆ png_get_pixel_aspect_ratio_fixed

png_get_pixel_aspect_ratio_fixed

Definition at line 1917 of file png.h.

◆ png_get_sCAL_fixed

png_get_sCAL_fixed

Definition at line 2269 of file png.h.

◆ png_get_x_offset_inches_fixed

png_get_x_offset_inches_fixed

Definition at line 2500 of file png.h.

◆ png_get_y_offset_inches_fixed

png_const_structrp png_const_inforp info_ptr png_get_y_offset_inches_fixed

Definition at line 2507 of file png.h.

◆ png_ptr

png_const_structrp png_ptr

Definition at line 1100 of file png.h.

◆ png_set_alpha_mode_fixed

png_set_alpha_mode_fixed

Definition at line 1156 of file png.h.

◆ png_set_background_fixed

png_set_background_fixed

Definition at line 1319 of file png.h.

◆ png_set_cHRM_XYZ

png_const_structrp png_const_inforp double double double double double double double double double *blue_Z png_const_structrp png_const_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point *int_blue_Z png_set_cHRM_XYZ

Definition at line 1977 of file png.h.

◆ png_set_cHRM_XYZ_fixed

png_const_structrp png_const_inforp double double double double double double double double double *blue_Z png_const_structrp png_const_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point *int_blue_Z png_const_structrp png_inforp double double double double double double double double double blue_Z png_set_cHRM_XYZ_fixed

Definition at line 1987 of file png.h.

◆ png_set_cLLI_fixed

png_const_structrp png_const_inforp png_uint_32p png_uint_32p maximum_frame_average_light_level_scaled_by_10000 png_set_cLLI_fixed

Definition at line 2026 of file png.h.

◆ png_set_filter_heuristics_fixed

png_set_filter_heuristics_fixed

Definition at line 1505 of file png.h.

◆ png_set_gAMA_fixed

png_const_structrp png_const_inforp png_fixed_point *int_file_gamma png_set_gAMA_fixed

Definition at line 2058 of file png.h.

◆ png_set_gamma_fixed

png_set_gamma_fixed

Definition at line 1369 of file png.h.

◆ png_set_mDCV_fixed

png_const_structrp png_const_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_uint_32p png_uint_32p mastering_display_minimum_luminance_scaled_by_10000 png_set_mDCV_fixed

Definition at line 2117 of file png.h.

◆ png_set_rgb_to_gray_fixed

png_set_rgb_to_gray_fixed

Definition at line 1100 of file png.h.

◆ png_set_sCAL_fixed

png_set_sCAL_fixed

Definition at line 2279 of file png.h.

◆ png_uint_32

png_const_structrp png_const_inforp double double double double double double double double double *blue_Z png_uint_32

Definition at line 1953 of file png.h.

◆ red

png_structrp int png_fixed_point red

Definition at line 1101 of file png.h.

◆ red_X

png_const_structrp png_const_inforp double double double double double double double double double *blue_Z png_const_structrp png_const_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point *int_blue_Z png_const_structrp png_inforp double red_X

Definition at line 1954 of file png.h.

◆ red_Y

png_const_structrp png_const_inforp double double double double double double double double double *blue_Z png_const_structrp png_const_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point *int_blue_Z png_const_structrp png_inforp double double red_Y

Definition at line 1954 of file png.h.

◆ red_Z

png_const_structrp png_const_inforp double double double double double double double double double *blue_Z png_const_structrp png_const_inforp png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point *int_blue_Z png_const_structrp png_inforp double double double red_Z

Definition at line 1954 of file png.h.

◆ screen_gamma

png_structrp png_fixed_point screen_gamma

Definition at line 1370 of file png.h.

◆ unit

png_const_structrp png_inforp int unit

Definition at line 2270 of file png.h.

◆ void

void

Definition at line 1100 of file png.h.

◆ width

png_const_structrp png_inforp int png_fixed_point width

Definition at line 2271 of file png.h.

Classes

Macros

Typedefs

Functions

Variables

Macro Definition Documentation

◆ PNG_AFTER_IDAT

◆ PNG_ALL_FILTERS

◆ PNG_ALL_MNG_FEATURES

◆ PNG_ALPHA_ASSOCIATED

◆ PNG_ALPHA_BROKEN

◆ PNG_ALPHA_OPTIMIZED

◆ PNG_ALPHA_PNG

◆ PNG_ALPHA_PREMULTIPLIED

◆ PNG_ALPHA_STANDARD

◆ PNG_BACKGROUND_GAMMA_FILE

◆ PNG_BACKGROUND_GAMMA_SCREEN

◆ PNG_BACKGROUND_GAMMA_UNIQUE

◆ PNG_BACKGROUND_GAMMA_UNKNOWN

◆ png_check_sig

◆ PNG_COL_FROM_PASS_COL

◆ PNG_COL_IN_INTERLACE_PASS

◆ PNG_COLOR_MASK_ALPHA

◆ PNG_COLOR_MASK_COLOR

◆ PNG_COLOR_MASK_PALETTE

◆ PNG_COLOR_TYPE_GA

◆ PNG_COLOR_TYPE_GRAY

◆ PNG_COLOR_TYPE_GRAY_ALPHA

◆ PNG_COLOR_TYPE_PALETTE

◆ PNG_COLOR_TYPE_RGB

◆ PNG_COLOR_TYPE_RGB_ALPHA

◆ PNG_COLOR_TYPE_RGBA

◆ png_composite

◆ png_composite_16

◆ PNG_COMPRESSION_TYPE_BASE

◆ PNG_COMPRESSION_TYPE_DEFAULT

◆ PNG_CRC_DEFAULT

◆ PNG_CRC_ERROR_QUIT

◆ PNG_CRC_NO_CHANGE

◆ PNG_CRC_QUIET_USE

◆ PNG_CRC_WARN_DISCARD

◆ PNG_CRC_WARN_USE

◆ PNG_DEFAULT_sRGB

◆ PNG_DESTROY_WILL_FREE_DATA

◆ PNG_EQUATION_ARBITRARY

◆ PNG_EQUATION_BASE_E

◆ PNG_EQUATION_HYPERBOLIC

◆ PNG_EQUATION_LAST

◆ PNG_EQUATION_LINEAR

◆ PNG_ERROR_ACTION_ERROR

◆ PNG_ERROR_ACTION_NONE

◆ PNG_ERROR_ACTION_WARN

◆ PNG_FAST_FILTERS

◆ PNG_FILLER_AFTER

◆ PNG_FILLER_BEFORE

◆ PNG_FILTER_AVG

◆ PNG_FILTER_HEURISTIC_DEFAULT

◆ PNG_FILTER_HEURISTIC_LAST

◆ PNG_FILTER_HEURISTIC_UNWEIGHTED

◆ PNG_FILTER_HEURISTIC_WEIGHTED

◆ PNG_FILTER_NONE

◆ PNG_FILTER_PAETH

◆ PNG_FILTER_SUB

◆ PNG_FILTER_TYPE_BASE

◆ PNG_FILTER_TYPE_DEFAULT

◆ PNG_FILTER_UP

◆ PNG_FILTER_VALUE_AVG

◆ PNG_FILTER_VALUE_LAST

◆ PNG_FILTER_VALUE_NONE

◆ PNG_FILTER_VALUE_PAETH

◆ PNG_FILTER_VALUE_SUB

◆ PNG_FILTER_VALUE_UP

◆ PNG_FLAG_MNG_EMPTY_PLTE

◆ PNG_FLAG_MNG_FILTER_64

◆ PNG_FORMAT_ABGR

◆ PNG_FORMAT_ABGR_COLORMAP

◆ PNG_FORMAT_AG

◆ PNG_FORMAT_ARGB

◆ PNG_FORMAT_ARGB_COLORMAP

◆ PNG_FORMAT_BGR