#include "zlib.h"
#include "pngconf.h"

Include dependency graph for png.h:

This graph shows which files directly or indirectly include this file:

Classes
struct	png_color_16_struct

struct	png_color_8_struct

struct	png_color_struct

struct	png_info_struct

struct	png_row_info_struct

struct	png_sPLT_entry_struct

struct	png_sPLT_struct

struct	png_struct_def

struct	png_text_struct

struct	png_time_struct

struct	png_unknown_chunk_t

Macros
#define	int_p_NULL (int *)NULL

#define	PNG_AFTER_IDAT 0x08 /* Have complete zlib datastream */

#define	PNG_ALL_FILTERS

#define	PNG_ALL_MNG_FEATURES 0x05

#define	PNG_ASM_FLAG_MMX_READ_COMBINE_ROW 0x04

#define	PNG_ASM_FLAG_MMX_READ_FILTER_AVG 0x40

#define	PNG_ASM_FLAG_MMX_READ_FILTER_PAETH 0x80

#define	PNG_ASM_FLAG_MMX_READ_FILTER_SUB 0x10

#define	PNG_ASM_FLAG_MMX_READ_FILTER_UP 0x20

#define	PNG_ASM_FLAG_MMX_READ_INTERLACE 0x08

#define	PNG_ASM_FLAG_MMX_SUPPORT_COMPILED 0x01 /* not user-settable */

#define	PNG_ASM_FLAG_MMX_SUPPORT_IN_CPU 0x02 /* not user-settable */

#define	PNG_ASM_FLAGS_INITIALIZED 0x80000000 /* not user-settable */

#define	PNG_BACKGROUND_GAMMA_FILE 2

#define	PNG_BACKGROUND_GAMMA_SCREEN 1

#define	PNG_BACKGROUND_GAMMA_UNIQUE 3

#define	PNG_BACKGROUND_GAMMA_UNKNOWN 0

#define	png_bytep_NULL (png_bytep)NULL

#define	png_bytepp_NULL (png_bytepp)NULL

#define	PNG_CHUNK_NAME_LENGTH 5

#define	PNG_COLOR_MASK_ALPHA 4

#define	PNG_COLOR_MASK_COLOR 2

#define	PNG_COLOR_MASK_PALETTE 1

#define	PNG_COLOR_TYPE_GA PNG_COLOR_TYPE_GRAY_ALPHA

#define	PNG_COLOR_TYPE_GRAY 0

#define	PNG_COLOR_TYPE_GRAY_ALPHA (PNG_COLOR_MASK_ALPHA)

#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_RGBA PNG_COLOR_TYPE_RGB_ALPHA

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

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

#define	PNG_COMPRESSION_TYPE_BASE 0 /* Deflate method 8, 32K window */

#define	PNG_COMPRESSION_TYPE_DEFAULT PNG_COMPRESSION_TYPE_BASE

#define	PNG_CRC_DEFAULT 0 /* error/quit warn/discard data */

#define	PNG_CRC_ERROR_QUIT 1 /* error/quit error/quit */

#define	PNG_CRC_NO_CHANGE 5 /* use current value use current value */

#define	PNG_CRC_QUIET_USE 4 /* quiet/use data quiet/use data */

#define	PNG_CRC_WARN_DISCARD 2 /* (INVALID) warn/discard data */

#define	PNG_CRC_WARN_USE 3 /* warn/use data warn/use data */

#define	png_debug(l, m)

#define	png_debug1(l, m, p1)

#define	png_debug2(l, m, p1, p2)

#define	PNG_DESTROY_WILL_FREE_DATA 1

#define	png_doublep_NULL (png_doublep)NULL

#define	PNG_EQUATION_ARBITRARY 2 /* Arbitrary base exponential transform */

#define	PNG_EQUATION_BASE_E 1 /* Exponential base e transform */

#define	PNG_EQUATION_HYPERBOLIC 3 /* Hyperbolic sine transformation */

#define	PNG_EQUATION_LAST 4 /* Not a valid value */

#define	PNG_EQUATION_LINEAR 0 /* Linear transformation */

#define	png_error_ptr_NULL (png_error_ptr)NULL

#define	PNG_FILLER_AFTER 1

#define	PNG_FILLER_BEFORE 0

#define	PNG_FILTER_AVG 0x40

#define	PNG_FILTER_HEURISTIC_DEFAULT 0 /* Currently "UNWEIGHTED" */

#define	PNG_FILTER_HEURISTIC_LAST 3 /* Not a valid value */

#define	PNG_FILTER_HEURISTIC_UNWEIGHTED 1 /* Used by libpng < 0.95 */

#define	PNG_FILTER_HEURISTIC_WEIGHTED 2 /* Experimental feature */

#define	PNG_FILTER_NONE 0x08

#define	PNG_FILTER_PAETH 0x80

#define	PNG_FILTER_SUB 0x10

#define	PNG_FILTER_TYPE_BASE 0 /* Single row per-byte filtering */

#define	PNG_FILTER_TYPE_DEFAULT PNG_FILTER_TYPE_BASE

#define	PNG_FILTER_UP 0x20

#define	PNG_FILTER_VALUE_AVG 3

#define	PNG_FILTER_VALUE_LAST 5

#define	PNG_FILTER_VALUE_NONE 0

#define	PNG_FILTER_VALUE_PAETH 4

#define	PNG_FILTER_VALUE_SUB 1

#define	PNG_FILTER_VALUE_UP 2

#define	PNG_FLAG_MNG_EMPTY_PLTE 0x01

#define	PNG_FLAG_MNG_FILTER_64 0x04

#define	png_flush_ptr_NULL (png_flush_ptr)NULL

#define	PNG_FREE_ALL 0x7fff

#define	PNG_FREE_HIST 0x0008

#define	PNG_FREE_ICCP 0x0010

#define	PNG_FREE_LIST 0x0400

#define	PNG_FREE_MUL 0x4220 /* PNG_FREE_SPLT\|PNG_FREE_TEXT\|PNG_FREE_UNKN */

#define	PNG_FREE_PCAL 0x0080

#define	PNG_FREE_PLTE 0x1000

#define	png_free_ptr_NULL (png_free_ptr)NULL

#define	PNG_FREE_ROWS 0x0040

#define	PNG_FREE_SCAL 0x0100

#define	PNG_FREE_SPLT 0x0020

#define	PNG_FREE_TEXT 0x4000

#define	PNG_FREE_TRNS 0x2000

#define	PNG_FREE_UNKN 0x0200

#define	PNG_HANDLE_CHUNK_ALWAYS 3

#define	PNG_HANDLE_CHUNK_AS_DEFAULT 0

#define	PNG_HANDLE_CHUNK_IF_SAFE 2

#define	PNG_HANDLE_CHUNK_NEVER 1

#define	PNG_HAVE_IDAT 0x04

#define	PNG_HAVE_IEND 0x10

#define	PNG_HAVE_IHDR 0x01

#define	PNG_HAVE_PLTE 0x02

#define	PNG_HEADER_VERSION_STRING " libpng version 1.2.32 - September 18, 2008\n"

#define	PNG_INFO_bKGD 0x0020

#define	PNG_INFO_cHRM 0x0004

#define	PNG_INFO_gAMA 0x0001

#define	PNG_INFO_hIST 0x0040

#define	PNG_INFO_iCCP 0x1000 /* ESR, 1.0.6 */

#define	PNG_INFO_IDAT 0x8000L /* ESR, 1.0.6 */

#define	png_info_init(info_ptr)

#define	PNG_INFO_oFFs 0x0100

#define	PNG_INFO_pCAL 0x0400

#define	PNG_INFO_pHYs 0x0080

#define	PNG_INFO_PLTE 0x0008

#define	PNG_INFO_sBIT 0x0002

#define	PNG_INFO_sCAL 0x4000 /* ESR, 1.0.6 */

#define	PNG_INFO_sPLT 0x2000 /* ESR, 1.0.6 */

#define	PNG_INFO_sRGB 0x0800 /* GR-P, 0.96a */

#define	PNG_INFO_tIME 0x0200

#define	PNG_INFO_tRNS 0x0010

#define	png_infopp_NULL (png_infopp)NULL

#define	PNG_INTERLACE_ADAM7 1 /* Adam7 interlacing */

#define	PNG_INTERLACE_LAST 2 /* Not a valid value */

#define	PNG_INTERLACE_NONE 0 /* Non-interlaced image */

#define	PNG_INTRAPIXEL_DIFFERENCING 64 /* Used only in MNG datastreams */

#define	PNG_ITXT_COMPRESSION_NONE 1

#define	PNG_ITXT_COMPRESSION_zTXt 2

#define	PNG_KEYWORD_MAX_LENGTH 79

#define	PNG_LIBPNG_BUILD_ALPHA 1

#define	PNG_LIBPNG_BUILD_BASE_TYPE PNG_LIBPNG_BUILD_STABLE

#define	PNG_LIBPNG_BUILD_BETA 2

#define	PNG_LIBPNG_BUILD_PATCH

#define	PNG_LIBPNG_BUILD_PRIVATE

#define	PNG_LIBPNG_BUILD_RC 3

#define	PNG_LIBPNG_BUILD_RELEASE_STATUS_MASK 7

#define	PNG_LIBPNG_BUILD_SPECIAL

#define	PNG_LIBPNG_BUILD_STABLE 4

#define	PNG_LIBPNG_BUILD_TYPE (PNG_LIBPNG_BUILD_BASE_TYPE)

#define	PNG_LIBPNG_VER 10232 /* 1.2.32 */

#define	PNG_LIBPNG_VER_BUILD 0

#define	PNG_LIBPNG_VER_DLLNUM 13

#define	PNG_LIBPNG_VER_MAJOR 1

#define	PNG_LIBPNG_VER_MINOR 2

#define	PNG_LIBPNG_VER_RELEASE 32

#define	PNG_LIBPNG_VER_SONUM 0

#define	PNG_LIBPNG_VER_STRING "1.2.32"

#define	png_malloc_ptr_NULL (png_malloc_ptr)NULL

#define	PNG_MAX_PALETTE_LENGTH 256

#define	PNG_MAX_UINT PNG_UINT_31_MAX

#define	PNG_MMX_FLAGS

#define	PNG_MMX_READ_FLAGS

#define	PNG_MMX_WRITE_FLAGS ( 0 )

#define	PNG_NO_FILTERS 0x00

#define	PNG_OFFSET_LAST 2 /* Not a valid value */

#define	PNG_OFFSET_MICROMETER 1 /* Offset in micrometers (1/10^6 meter) */

#define	PNG_OFFSET_PIXEL 0 /* Offset in pixels */

#define	png_read_status_ptr_NULL (png_read_status_ptr)NULL

#define	PNG_RESOLUTION_LAST 2 /* Not a valid value */

#define	PNG_RESOLUTION_METER 1 /* pixels/meter */

#define	PNG_RESOLUTION_UNKNOWN 0 /* pixels/unknown unit (aspect ratio) */

#define	png_rw_ptr_NULL (png_rw_ptr)NULL

#define	PNG_SCALE_LAST 3 /* Not a valid value */

#define	PNG_SCALE_METER 1 /* meters per pixel */

#define	PNG_SCALE_RADIAN 2 /* radians per pixel */

#define	PNG_SCALE_UNKNOWN 0 /* unknown unit (image scale) */

#define	PNG_SELECT_READ 1

#define	PNG_SELECT_WRITE 2

#define	PNG_SET_WILL_FREE_DATA 1

#define	PNG_SIZE_MAX ((png_size_t)(-1))

#define	PNG_sRGB_INTENT_ABSOLUTE 3

#define	PNG_sRGB_INTENT_LAST 4 /* Not a valid value */

#define	PNG_sRGB_INTENT_PERCEPTUAL 0

#define	PNG_sRGB_INTENT_RELATIVE 1

#define	PNG_sRGB_INTENT_SATURATION 2

#define	png_structp_NULL (png_structp)NULL

#define	PNG_TEXT_COMPRESSION_LAST 3 /* Not a valid value */

#define	PNG_TEXT_COMPRESSION_NONE -1

#define	PNG_TEXT_COMPRESSION_NONE_WR -3

#define	PNG_TEXT_COMPRESSION_zTXt 0

#define	PNG_TEXT_COMPRESSION_zTXt_WR -2

#define	PNG_TRANSFORM_BGR 0x0080 /* read and write */

#define	PNG_TRANSFORM_EXPAND 0x0010 /* read only */

#define	PNG_TRANSFORM_IDENTITY 0x0000 /* read and write */

#define	PNG_TRANSFORM_INVERT_ALPHA 0x0400 /* read and write */

#define	PNG_TRANSFORM_INVERT_MONO 0x0020 /* read and write */

#define	PNG_TRANSFORM_PACKING 0x0004 /* read and write */

#define	PNG_TRANSFORM_PACKSWAP 0x0008 /* read and write */

#define	PNG_TRANSFORM_SHIFT 0x0040 /* read and write */

#define	PNG_TRANSFORM_STRIP_16 0x0001 /* read only */

#define	PNG_TRANSFORM_STRIP_ALPHA 0x0002 /* read only */

#define	PNG_TRANSFORM_STRIP_FILLER 0x0800 /* WRITE only */

#define	PNG_TRANSFORM_SWAP_ALPHA 0x0100 /* read and write */

#define	PNG_TRANSFORM_SWAP_ENDIAN 0x0200 /* read and write */

#define	png_uint_16p_NULL (png_uint_16p)NULL

#define	PNG_UINT_31_MAX ((png_uint_32)0x7fffffffL)

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

#define	PNG_USER_WILL_FREE_DATA 2

#define	png_voidp_NULL (png_voidp)NULL

#define	png_write_status_ptr_NULL (png_write_status_ptr)NULL

Typedefs
typedef struct png_color_struct	png_color

typedef struct png_color_16_struct	png_color_16

typedef png_color_16 FAR *	png_color_16p

typedef png_color_16 FAR FAR	png_color_16pp

typedef struct png_color_8_struct	png_color_8

typedef png_color_8 FAR *	png_color_8p

typedef png_color_8 FAR FAR	png_color_8pp

typedef png_color FAR *	png_colorp

typedef png_color FAR FAR	png_colorpp

typedef struct png_info_struct	png_info

typedef png_info FAR *	png_infop

typedef png_info FAR FAR	png_infopp

typedef struct png_row_info_struct	png_row_info

typedef png_row_info FAR *	png_row_infop

typedef png_row_info FAR FAR	png_row_infopp

typedef struct png_sPLT_entry_struct	png_sPLT_entry

typedef png_sPLT_entry FAR *	png_sPLT_entryp

typedef png_sPLT_entry FAR FAR	png_sPLT_entrypp

typedef struct png_sPLT_struct	png_sPLT_t

typedef png_sPLT_t FAR *	png_sPLT_tp

typedef png_sPLT_t FAR FAR	png_sPLT_tpp

typedef struct png_struct_def	png_struct

typedef png_struct FAR *	png_structp

typedef png_struct FAR FAR	png_structpp

typedef struct png_text_struct	png_text

typedef png_text FAR *	png_textp

typedef png_text FAR FAR	png_textpp

typedef struct png_time_struct	png_time

typedef png_time FAR *	png_timep

typedef png_time FAR FAR	png_timepp

typedef struct png_unknown_chunk_t	png_unknown_chunk

typedef png_unknown_chunk FAR *	png_unknown_chunkp

typedef png_unknown_chunk FAR FAR	png_unknown_chunkpp

typedef png_voidp png_malloc_ptr	PNGARG((png_structp, png_size_t))

typedef png_structp	version_1_2_32

Functions
typedef	int (PNGAPI *png_user_chunk_ptr) PNGARG((png_structp

	PNG_EXPORT (png_uint_32, png_access_version_number) PNGARG((void))

	PNG_EXPORT (void, png_set_sig_bytes) PNGARG((png_structp png_ptr

	PNG_EXPORT (int, png_sig_cmp) PNGARG((png_bytep sig

	PNG_EXPORT (int, png_check_sig) PNGARG((png_bytep sig

	PNG_EXPORT (png_structp, png_create_read_struct) PNGARG((png_const_charp user_png_ver

	PNG_EXPORT (png_structp, png_create_write_struct) PNGARG((png_const_charp user_png_ver

	PNG_EXPORT (png_uint_32, png_get_compression_buffer_size) PNGARG((png_structp png_ptr))

	PNG_EXPORT (void, png_set_compression_buffer_size) PNGARG((png_structp png_ptr

	PNG_EXPORT (int, png_reset_zstream) PNGARG((png_structp png_ptr))

	PNG_EXPORT (png_structp, png_create_read_struct_2) PNGARG((png_const_charp user_png_ver

	PNG_EXPORT (png_structp, png_create_write_struct_2) PNGARG((png_const_charp user_png_ver

	PNG_EXPORT (void, png_write_chunk) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_write_chunk_start) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_write_chunk_data) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_write_chunk_end) PNGARG((png_structp png_ptr))

	PNG_EXPORT (png_infop, png_create_info_struct) PNGARG((png_structp png_ptr))

	PNG_EXPORT (void, png_info_init) PNGARG((png_infop info_ptr))

	PNG_EXPORT (void, png_info_init_3) PNGARG((png_infopp info_ptr

	PNG_EXPORT (void, png_write_info_before_PLTE) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_write_info) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_read_info) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_charp, png_convert_to_rfc1123) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_convert_from_struct_tm) PNGARG((png_timep ptime

	PNG_EXPORT (void, png_convert_from_time_t) PNGARG((png_timep ptime

	PNG_EXPORT (void, png_set_expand) PNGARG((png_structp png_ptr))

	PNG_EXPORT (void, png_set_expand_gray_1_2_4_to_8) PNGARG((png_structp png_ptr))

	PNG_EXPORT (void, png_set_palette_to_rgb) PNGARG((png_structp png_ptr))

	PNG_EXPORT (void, png_set_tRNS_to_alpha) PNGARG((png_structp png_ptr))

	PNG_EXPORT (void, png_set_gray_1_2_4_to_8) PNGARG((png_structp png_ptr))

	PNG_EXPORT (void, png_set_bgr) PNGARG((png_structp png_ptr))

	PNG_EXPORT (void, png_set_gray_to_rgb) PNGARG((png_structp png_ptr))

	PNG_EXPORT (void, png_set_rgb_to_gray) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_set_rgb_to_gray_fixed) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_byte, png_get_rgb_to_gray_status) PNGARG((png_structp png_ptr))

	PNG_EXPORT (void, png_build_grayscale_palette) PNGARG((int bit_depth

	PNG_EXPORT (void, png_set_strip_alpha) PNGARG((png_structp png_ptr))

	PNG_EXPORT (void, png_set_swap_alpha) PNGARG((png_structp png_ptr))

	PNG_EXPORT (void, png_set_invert_alpha) PNGARG((png_structp png_ptr))

	PNG_EXPORT (void, png_set_filler) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_set_add_alpha) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_set_swap) PNGARG((png_structp png_ptr))

	PNG_EXPORT (void, png_set_packing) PNGARG((png_structp png_ptr))

	PNG_EXPORT (void, png_set_packswap) PNGARG((png_structp png_ptr))

	PNG_EXPORT (void, png_set_shift) PNGARG((png_structp png_ptr

	PNG_EXPORT (int, png_set_interlace_handling) PNGARG((png_structp png_ptr))

	PNG_EXPORT (void, png_set_invert_mono) PNGARG((png_structp png_ptr))

	PNG_EXPORT (void, png_set_background) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_set_strip_16) PNGARG((png_structp png_ptr))

	PNG_EXPORT (void, png_set_dither) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_set_gamma) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_permit_empty_plte) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_set_flush) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_write_flush) PNGARG((png_structp png_ptr))

	PNG_EXPORT (void, png_start_read_image) PNGARG((png_structp png_ptr))

	PNG_EXPORT (void, png_read_update_info) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_read_rows) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_read_row) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_read_image) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_write_row) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_write_rows) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_write_image) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_write_end) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_read_end) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_destroy_info_struct) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_destroy_read_struct) PNGARG((png_structpp png_ptr_ptr

	PNG_EXPORT (void, png_destroy_write_struct) PNGARG((png_structpp png_ptr_ptr

	PNG_EXPORT (void, png_set_crc_action) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_set_filter) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_set_filter_heuristics) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_set_compression_level) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_set_compression_mem_level) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_set_compression_strategy) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_set_compression_window_bits) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_set_compression_method) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_init_io) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_set_error_fn) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_voidp, png_get_error_ptr) PNGARG((png_structp png_ptr))

	PNG_EXPORT (void, png_set_write_fn) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_set_read_fn) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_voidp, png_get_io_ptr) PNGARG((png_structp png_ptr))

	PNG_EXPORT (void, png_set_read_status_fn) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_set_write_status_fn) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_set_mem_fn) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_voidp, png_get_mem_ptr) PNGARG((png_structp png_ptr))

	PNG_EXPORT (void, png_set_read_user_transform_fn) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_set_write_user_transform_fn) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_set_user_transform_info) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_voidp, png_get_user_transform_ptr) PNGARG((png_structp png_ptr))

	PNG_EXPORT (void, png_set_read_user_chunk_fn) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_voidp, png_get_user_chunk_ptr) PNGARG((png_structp png_ptr))

	PNG_EXPORT (void, png_set_progressive_read_fn) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_voidp, png_get_progressive_ptr) PNGARG((png_structp png_ptr))

	PNG_EXPORT (void, png_process_data) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_progressive_combine_row) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_voidp, png_malloc) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_voidp, png_malloc_warn) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_free) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_free_data) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_data_freer) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_voidp, png_malloc_default) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_free_default) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_voidp, png_memcpy_check) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_voidp, png_memset_check) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_error) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_chunk_error) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_warning) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_chunk_warning) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_uint_32, png_get_valid) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_uint_32, png_get_rowbytes) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_bytepp, png_get_rows) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_set_rows) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_byte, png_get_channels) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_uint_32, png_get_image_width) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_uint_32, png_get_image_height) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_byte, png_get_bit_depth) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_byte, png_get_color_type) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_byte, png_get_filter_type) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_byte, png_get_interlace_type) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_byte, png_get_compression_type) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_uint_32, png_get_pixels_per_meter) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_uint_32, png_get_x_pixels_per_meter) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_uint_32, png_get_y_pixels_per_meter) PNGARG((png_structp png_ptr

	PNG_EXPORT (float, png_get_pixel_aspect_ratio) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_int_32, png_get_x_offset_pixels) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_int_32, png_get_y_offset_pixels) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_int_32, png_get_x_offset_microns) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_int_32, png_get_y_offset_microns) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_bytep, png_get_signature) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_uint_32, png_get_bKGD) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_set_bKGD) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_uint_32, png_get_cHRM) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_uint_32, png_get_cHRM_fixed) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_set_cHRM) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_set_cHRM_fixed) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_uint_32, png_get_gAMA) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_uint_32, png_get_gAMA_fixed) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_set_gAMA) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_set_gAMA_fixed) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_uint_32, png_get_hIST) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_set_hIST) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_uint_32, png_get_IHDR) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_set_IHDR) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_uint_32, png_get_oFFs) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_set_oFFs) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_uint_32, png_get_pCAL) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_set_pCAL) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_uint_32, png_get_pHYs) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_set_pHYs) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_uint_32, png_get_PLTE) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_set_PLTE) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_uint_32, png_get_sBIT) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_set_sBIT) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_uint_32, png_get_sRGB) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_set_sRGB) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_set_sRGB_gAMA_and_cHRM) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_uint_32, png_get_iCCP) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_set_iCCP) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_uint_32, png_get_sPLT) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_set_sPLT) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_uint_32, png_get_text) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_set_text) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_uint_32, png_get_tIME) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_set_tIME) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_uint_32, png_get_tRNS) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_set_tRNS) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_uint_32, png_get_sCAL) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_set_sCAL) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_set_keep_unknown_chunks) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_set_unknown_chunks) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_set_unknown_chunk_location) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_uint_32, png_get_unknown_chunks) PNGARG((png_structp png_ptr

	PNG_EXPORT (int, png_handle_as_unknown) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_set_invalid) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_read_png) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_write_png) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_charp, png_get_copyright) PNGARG((png_structp png_ptr))

	PNG_EXPORT (png_charp, png_get_header_ver) PNGARG((png_structp png_ptr))

	PNG_EXPORT (png_charp, png_get_header_version) PNGARG((png_structp png_ptr))

	PNG_EXPORT (png_charp, png_get_libpng_ver) PNGARG((png_structp png_ptr))

	PNG_EXPORT (png_uint_32, png_permit_mng_features) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_uint_32, png_get_mmx_flagmask) PNGARG((int flag_select

	PNG_EXPORT (png_uint_32, png_get_asm_flagmask) PNGARG((int flag_select))

	PNG_EXPORT (png_uint_32, png_get_asm_flags) PNGARG((png_structp png_ptr))

	PNG_EXPORT (png_byte, png_get_mmx_bitdepth_threshold) PNGARG((png_structp png_ptr))

	PNG_EXPORT (png_uint_32, png_get_mmx_rowbytes_threshold) PNGARG((png_structp png_ptr))

	PNG_EXPORT (void, png_set_asm_flags) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_set_mmx_thresholds) PNGARG((png_structp png_ptr

	PNG_EXPORT (int, png_mmx_support) PNGARG((void))

	PNG_EXPORT (void, png_set_strip_error_numbers) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_set_user_limits) PNGARG((png_structp png_ptr

	PNG_EXPORT (png_uint_32, png_get_user_width_max) PNGARG((png_structp png_ptr))

	PNG_EXPORT (png_uint_32, png_get_user_height_max) PNGARG((png_structp png_ptr))

	PNG_EXPORT (png_uint_32, png_get_uint_32) PNGARG((png_bytep buf))

	PNG_EXPORT (png_uint_16, png_get_uint_16) PNGARG((png_bytep buf))

	PNG_EXPORT (png_int_32, png_get_int_32) PNGARG((png_bytep buf))

	PNG_EXPORT (png_uint_32, png_get_uint_31) PNGARG((png_structp png_ptr

	PNG_EXPORT (void, png_save_uint_32) PNGARG((png_bytep buf

	PNG_EXPORT (void, png_save_int_32) PNGARG((png_bytep buf

	PNG_EXPORT (void, png_save_uint_16) PNGARG((png_bytep buf

	PNG_EXPORT_VAR (PNG_CONST char) png_libpng_ver[18]

	PNG_EXPORT_VAR (PNG_CONST int FARDATA) png_pass_start[7]

void png_read_destroy	PNGARG ((png_structp png_ptr, png_infop info_ptr, png_infop end_info_ptr))

void png_write_destroy	PNGARG ((png_structp png_ptr))

typedef	void (PNGAPI *png_error_ptr) PNGARG((png_structp

Variables
int int	ancil_action

png_uint_32	asm_flags

png_infop png_color_16p *	background

png_color_16p	background_color

png_color_16p int int double	background_gamma

png_color_16p int	background_gamma_code

png_infop png_uint_32 png_uint_32 int *	bit_depth

png_infop double double double double double double double *	blue_x

png_infop double double double double double double double double *	blue_y

png_bytep	buf

png_infop png_bytep	buffer

png_infop png_bytep png_size_t	buffer_size

png_infop int	chunk

int png_bytep	chunk_list

png_bytep	chunk_name

png_infop png_uint_32 png_uint_32 int int *	color_type

int *	compilerID

png_infop png_uint_32 png_uint_32 int int int int *	compression_method

png_infop png_charpp int *	compression_type

int	crit_action

png_bytep png_bytep	data

double double	default_file_gamma

png_bytepp png_bytepp	display_row

int	empty_plte_permitted

png_voidp png_progressive_info_ptr png_progressive_row_ptr png_progressive_end_ptr	end_fn

png_infopp png_infopp	end_info_ptr_ptr

png_infop png_sPLT_tpp	entries

int	error_action

png_voidp png_error_ptr	error_fn

png_const_charp	error_message

png_voidp	error_ptr

png_infop double *	file_gamma

png_uint_32	filler

int int png_doublep png_doublep	filter_costs

png_infop png_uint_32 png_uint_32 int int int int int *	filter_method

int int png_doublep	filter_weights

int int	filters

png_infop png_uint_32	flag

png_uint_32 int	flags

png_FILE_p	fp

png_voidp png_error_ptr png_error_ptr png_voidp png_malloc_ptr png_free_ptr	free_fn

png_infop png_uint_32	free_me

png_infop int	freer

png_colorp int int png_uint_16p int	full_dither

int double double	green

png_infop double double double double double *	green_x

png_infop double double double double double double *	green_y

png_infop png_uint_32 png_uint_32 *	height

int	heuristic_method

png_infop png_uint_16p *	hist

png_colorp int int png_uint_16p	histogram

png_uint_32	i

png_bytepp	image

png_voidp png_progressive_info_ptr	info_fn

png_infop	info_ptr

png_infopp	info_ptr_ptr

typedef	int

png_infop 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_infop 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_infop png_fixed_point *	int_file_gamma

png_infop png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point *	int_green_x

png_infop png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point *	int_green_y

png_infop png_fixed_point png_fixed_point png_fixed_point *	int_red_x

png_infop png_fixed_point png_fixed_point png_fixed_point png_fixed_point *	int_red_y

png_infop png_fixed_point *	int_white_x

png_infop png_fixed_point png_fixed_point *	int_white_y

png_infop int *	intent

png_infop png_uint_32 png_uint_32 int int int *	interlace_method

png_voidp	io_ptr

int	keep

png_bytep png_bytep png_size_t	length

int	level

png_infop int int	location

png_voidp png_error_ptr png_error_ptr png_voidp png_malloc_ptr	malloc_fn

png_infop int png_uint_32	mask

png_colorp int int	maximum_colors

int	mem_level

png_voidp png_error_ptr png_error_ptr png_voidp	mem_ptr

int	method

png_byte	mmx_bitdepth_threshold

png_byte png_uint_32	mmx_rowbytes_threshold

png_uint_32	mng_features_permitted

png_infop png_timep *	mod_time

png_infop png_charpp	name

png_color_16p int int	need_expand

png_infop png_sPLT_tp int	nentries

png_bytep png_bytep	new_row

png_infop png_charp png_int_32 png_int_32 int int *	nparams

int	nrows

int	num

int	num_bytes

int png_bytep int	num_chunks

png_colorp int	num_palette

png_bytepp png_bytepp png_uint_32	num_rows

png_infop png_textp int *	num_text

png_size_t png_size_t	num_to_check

png_infop png_bytep int *	num_trans

png_infop png_unknown_chunkp int	num_unknowns

int int	num_weights

png_infop png_int_32 *	offset_x

png_infop png_int_32 png_int_32 *	offset_y

png_bytep	old_row

png_voidp png_rw_ptr png_flush_ptr	output_flush_fn

png_colorp	palette

png_infop png_charp png_int_32 png_int_32 int int png_charp png_charpp *	params

typedef	png_bytep

typedef	png_const_charp

png_size_t	png_info_struct_size

typedef	png_size_t

typedef	png_uint_32

png_infop png_charpp int png_charpp	profile

png_infop png_charpp int png_charpp png_uint_32 *	proflen

png_voidp	progressive_ptr

png_timep	ptime

png_voidp	ptr

png_infop png_charp *	purpose

png_voidp png_rw_ptr	read_data_fn

png_read_status_ptr	read_row_fn

png_voidp png_user_chunk_ptr	read_user_chunk_fn

png_user_transform_ptr	read_user_transform_fn

int double	red

png_infop double double double *	red_x

png_infop double double double double *	red_y

png_infop png_uint_32 *	res_x

png_infop png_uint_32 png_uint_32 *	res_y

png_bytepp	row

png_voidp png_progressive_info_ptr png_progressive_row_ptr	row_fn

png_infop png_bytepp	row_pointers

png_voidp	s1

png_voidp png_voidp	s2

double	screen_gamma

png_infop png_color_8p *	sig_bit

png_uint_32	size

png_size_t	start

int	strategy

png_uint_32	strip_mode

png_infop png_textp *	text_ptr

png_infop png_bytep *	trans

png_infop png_bytep int png_color_16p *	trans_values

png_infop int	transforms

png_color_8p	true_bits

struct tm FAR *	ttime

png_infop png_charp png_int_32 png_int_32 int *	type

png_infop int *	unit

png_infop png_int_32 png_int_32 int *	unit_type

png_infop png_charp png_int_32 png_int_32 int int png_charp *	units

png_infop png_unknown_chunkp	unknowns

png_voidp	user_chunk_ptr

png_uint_32 png_uint_32	user_height_max

png_voidp int int	user_transform_channels

png_voidp int	user_transform_depth

png_voidp	user_transform_ptr

png_uint_32	user_width_max

png_voidp int	value

png_voidp png_error_ptr png_error_ptr	warn_fn

png_voidp png_error_ptr png_error_ptr	warning_fn

png_const_charp	warning_message

png_infop double *	white_x

png_infop double double *	white_y

png_infop png_uint_32 *	width

int	window_bits

png_voidp png_rw_ptr	write_data_fn

png_write_status_ptr	write_row_fn

png_user_transform_ptr	write_user_transform_fn

png_infop png_charp png_int_32 *	X0

png_infop png_charp png_int_32 png_int_32 *	X1

Macro Definition Documentation

◆ int_p_NULL

#define int_p_NULL (int *)NULL

Definition at line 500 of file png.h.

◆ PNG_AFTER_IDAT

#define PNG_AFTER_IDAT 0x08 /* Have complete zlib datastream */

Definition at line 2762 of file png.h.

◆ PNG_ALL_FILTERS

#define PNG_ALL_FILTERS

Value:

(PNG_FILTER_NONE | PNG_FILTER_SUB | PNG_FILTER_UP | \

PNG_FILTER_AVG | PNG_FILTER_PAETH)

PNG_FILTER_PAETH

#define PNG_FILTER_PAETH

Definition: png.h:1860

PNG_FILTER_SUB

#define PNG_FILTER_SUB

Definition: png.h:1857

PNG_FILTER_UP

#define PNG_FILTER_UP

Definition: png.h:1858

PNG_FILTER_NONE

#define PNG_FILTER_NONE

Definition: png.h:1856

Definition at line 1861 of file png.h.

◆ PNG_ALL_MNG_FEATURES

#define PNG_ALL_MNG_FEATURES 0x05

Definition at line 1157 of file png.h.

◆ PNG_ASM_FLAG_MMX_READ_COMBINE_ROW

#define PNG_ASM_FLAG_MMX_READ_COMBINE_ROW 0x04

Definition at line 2586 of file png.h.

◆ PNG_ASM_FLAG_MMX_READ_FILTER_AVG

#define PNG_ASM_FLAG_MMX_READ_FILTER_AVG 0x40

Definition at line 2590 of file png.h.

◆ PNG_ASM_FLAG_MMX_READ_FILTER_PAETH

#define PNG_ASM_FLAG_MMX_READ_FILTER_PAETH 0x80

Definition at line 2591 of file png.h.

◆ PNG_ASM_FLAG_MMX_READ_FILTER_SUB

#define PNG_ASM_FLAG_MMX_READ_FILTER_SUB 0x10

Definition at line 2588 of file png.h.

◆ PNG_ASM_FLAG_MMX_READ_FILTER_UP

#define PNG_ASM_FLAG_MMX_READ_FILTER_UP 0x20

Definition at line 2589 of file png.h.

◆ PNG_ASM_FLAG_MMX_READ_INTERLACE

#define PNG_ASM_FLAG_MMX_READ_INTERLACE 0x08

Definition at line 2587 of file png.h.

◆ PNG_ASM_FLAG_MMX_SUPPORT_COMPILED

#define PNG_ASM_FLAG_MMX_SUPPORT_COMPILED 0x01 /* not user-settable */

Definition at line 2584 of file png.h.

◆ PNG_ASM_FLAG_MMX_SUPPORT_IN_CPU

#define PNG_ASM_FLAG_MMX_SUPPORT_IN_CPU 0x02 /* not user-settable */

Definition at line 2585 of file png.h.

◆ PNG_ASM_FLAGS_INITIALIZED

#define PNG_ASM_FLAGS_INITIALIZED 0x80000000 /* not user-settable */

Definition at line 2592 of file png.h.

◆ PNG_BACKGROUND_GAMMA_FILE

#define PNG_BACKGROUND_GAMMA_FILE 2

Definition at line 1708 of file png.h.

◆ PNG_BACKGROUND_GAMMA_SCREEN

#define PNG_BACKGROUND_GAMMA_SCREEN 1

Definition at line 1707 of file png.h.

◆ PNG_BACKGROUND_GAMMA_UNIQUE

#define PNG_BACKGROUND_GAMMA_UNIQUE 3

Definition at line 1709 of file png.h.

◆ PNG_BACKGROUND_GAMMA_UNKNOWN

#define PNG_BACKGROUND_GAMMA_UNKNOWN 0

Definition at line 1706 of file png.h.

◆ png_bytep_NULL

#define png_bytep_NULL (png_bytep)NULL

Definition at line 501 of file png.h.

◆ png_bytepp_NULL

#define png_bytepp_NULL (png_bytepp)NULL

Definition at line 502 of file png.h.

◆ PNG_CHUNK_NAME_LENGTH

#define PNG_CHUNK_NAME_LENGTH 5

Definition at line 692 of file png.h.

◆ PNG_COLOR_MASK_ALPHA

#define PNG_COLOR_MASK_ALPHA 4

Definition at line 1000 of file png.h.

◆ PNG_COLOR_MASK_COLOR

#define PNG_COLOR_MASK_COLOR 2

Definition at line 999 of file png.h.

◆ PNG_COLOR_MASK_PALETTE

#define PNG_COLOR_MASK_PALETTE 1

Definition at line 998 of file png.h.

◆ PNG_COLOR_TYPE_GA

#define PNG_COLOR_TYPE_GA PNG_COLOR_TYPE_GRAY_ALPHA

Definition at line 1010 of file png.h.

◆ PNG_COLOR_TYPE_GRAY

#define PNG_COLOR_TYPE_GRAY 0

Definition at line 1003 of file png.h.

◆ PNG_COLOR_TYPE_GRAY_ALPHA

#define PNG_COLOR_TYPE_GRAY_ALPHA (PNG_COLOR_MASK_ALPHA)

Definition at line 1007 of file png.h.

◆ PNG_COLOR_TYPE_PALETTE

#define PNG_COLOR_TYPE_PALETTE (PNG_COLOR_MASK_COLOR | PNG_COLOR_MASK_PALETTE)

Definition at line 1004 of file png.h.

◆ PNG_COLOR_TYPE_RGB

#define PNG_COLOR_TYPE_RGB (PNG_COLOR_MASK_COLOR)

Definition at line 1005 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 1006 of file png.h.

◆ PNG_COLOR_TYPE_RGBA

#define PNG_COLOR_TYPE_RGBA PNG_COLOR_TYPE_RGB_ALPHA

Definition at line 1009 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)) + (png_uint_16)128);           \
       (composite) = (png_byte)((temp + (temp >> 8)) >> 8); }

Definition at line 2685 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)*(png_uint_32)(65535L -           \
                        (png_uint_32)(alpha)) + (png_uint_32)32768L);        \
       (composite) = (png_uint_16)((temp + (temp >> 16)) >> 16); }

Definition at line 2691 of file png.h.

◆ PNG_COMPRESSION_TYPE_BASE

#define PNG_COMPRESSION_TYPE_BASE 0 /* Deflate method 8, 32K window */

Definition at line 1013 of file png.h.

◆ PNG_COMPRESSION_TYPE_DEFAULT

#define PNG_COMPRESSION_TYPE_DEFAULT PNG_COMPRESSION_TYPE_BASE

Definition at line 1014 of file png.h.

◆ PNG_CRC_DEFAULT

#define PNG_CRC_DEFAULT 0 /* error/quit warn/discard data */

Definition at line 1829 of file png.h.

◆ PNG_CRC_ERROR_QUIT

#define PNG_CRC_ERROR_QUIT 1 /* error/quit error/quit */

Definition at line 1830 of file png.h.

◆ PNG_CRC_NO_CHANGE

#define PNG_CRC_NO_CHANGE 5 /* use current value use current value */

Definition at line 1834 of file png.h.

◆ PNG_CRC_QUIET_USE

#define PNG_CRC_QUIET_USE 4 /* quiet/use data quiet/use data */

Definition at line 1833 of file png.h.

◆ PNG_CRC_WARN_DISCARD

#define PNG_CRC_WARN_DISCARD 2 /* (INVALID) warn/discard data */

Definition at line 1831 of file png.h.

◆ PNG_CRC_WARN_USE

#define PNG_CRC_WARN_USE 3 /* warn/use data warn/use data */

Definition at line 1832 of file png.h.

◆ png_debug

#define png_debug	(	l,
		m
	)

Definition at line 2556 of file png.h.

◆ png_debug1

#define png_debug1	(	l,
		m,
		p1
	)

Definition at line 2559 of file png.h.

◆ png_debug2

#define png_debug2	(	l,
		m,
		p1,
		p2
	)

Definition at line 2562 of file png.h.

◆ PNG_DESTROY_WILL_FREE_DATA

#define PNG_DESTROY_WILL_FREE_DATA 1

Definition at line 2084 of file png.h.

◆ png_doublep_NULL

#define png_doublep_NULL (png_doublep)NULL

Definition at line 503 of file png.h.

◆ PNG_EQUATION_ARBITRARY

#define PNG_EQUATION_ARBITRARY 2 /* Arbitrary base exponential transform */

Definition at line 1034 of file png.h.

◆ PNG_EQUATION_BASE_E

#define PNG_EQUATION_BASE_E 1 /* Exponential base e transform */

Definition at line 1033 of file png.h.

◆ PNG_EQUATION_HYPERBOLIC

#define PNG_EQUATION_HYPERBOLIC 3 /* Hyperbolic sine transformation */

Definition at line 1035 of file png.h.

◆ PNG_EQUATION_LAST

#define PNG_EQUATION_LAST 4 /* Not a valid value */

Definition at line 1036 of file png.h.

◆ PNG_EQUATION_LINEAR

#define PNG_EQUATION_LINEAR 0 /* Linear transformation */

Definition at line 1032 of file png.h.

◆ png_error_ptr_NULL

#define png_error_ptr_NULL (png_error_ptr)NULL

Definition at line 504 of file png.h.

◆ PNG_FILLER_AFTER

#define PNG_FILLER_AFTER 1

Definition at line 1659 of file png.h.

◆ PNG_FILLER_BEFORE

#define PNG_FILLER_BEFORE 0

Definition at line 1658 of file png.h.

◆ PNG_FILTER_AVG

#define PNG_FILTER_AVG 0x40

Definition at line 1859 of file png.h.

◆ PNG_FILTER_HEURISTIC_DEFAULT

#define PNG_FILTER_HEURISTIC_DEFAULT 0 /* Currently "UNWEIGHTED" */

Definition at line 1913 of file png.h.

◆ PNG_FILTER_HEURISTIC_LAST

#define PNG_FILTER_HEURISTIC_LAST 3 /* Not a valid value */

Definition at line 1916 of file png.h.

◆ PNG_FILTER_HEURISTIC_UNWEIGHTED

#define PNG_FILTER_HEURISTIC_UNWEIGHTED 1 /* Used by libpng < 0.95 */

Definition at line 1914 of file png.h.

◆ PNG_FILTER_HEURISTIC_WEIGHTED

#define PNG_FILTER_HEURISTIC_WEIGHTED 2 /* Experimental feature */

Definition at line 1915 of file png.h.

◆ PNG_FILTER_NONE

#define PNG_FILTER_NONE 0x08

Definition at line 1856 of file png.h.

◆ PNG_FILTER_PAETH

#define PNG_FILTER_PAETH 0x80

Definition at line 1860 of file png.h.

◆ PNG_FILTER_SUB

#define PNG_FILTER_SUB 0x10

Definition at line 1857 of file png.h.

◆ PNG_FILTER_TYPE_BASE

#define PNG_FILTER_TYPE_BASE 0 /* Single row per-byte filtering */

Definition at line 1017 of file png.h.

◆ PNG_FILTER_TYPE_DEFAULT

#define PNG_FILTER_TYPE_DEFAULT PNG_FILTER_TYPE_BASE

Definition at line 1019 of file png.h.

◆ PNG_FILTER_UP

#define PNG_FILTER_UP 0x20

Definition at line 1858 of file png.h.

◆ PNG_FILTER_VALUE_AVG

#define PNG_FILTER_VALUE_AVG 3

Definition at line 1870 of file png.h.

◆ PNG_FILTER_VALUE_LAST

#define PNG_FILTER_VALUE_LAST 5

Definition at line 1872 of file png.h.

◆ PNG_FILTER_VALUE_NONE

#define PNG_FILTER_VALUE_NONE 0

Definition at line 1867 of file png.h.

◆ PNG_FILTER_VALUE_PAETH

#define PNG_FILTER_VALUE_PAETH 4

Definition at line 1871 of file png.h.

◆ PNG_FILTER_VALUE_SUB

#define PNG_FILTER_VALUE_SUB 1

Definition at line 1868 of file png.h.

◆ PNG_FILTER_VALUE_UP

#define PNG_FILTER_VALUE_UP 2

Definition at line 1869 of file png.h.

◆ PNG_FLAG_MNG_EMPTY_PLTE

#define PNG_FLAG_MNG_EMPTY_PLTE 0x01

Definition at line 1155 of file png.h.

◆ PNG_FLAG_MNG_FILTER_64

#define PNG_FLAG_MNG_FILTER_64 0x04

Definition at line 1156 of file png.h.

◆ png_flush_ptr_NULL

#define png_flush_ptr_NULL (png_flush_ptr)NULL

Definition at line 505 of file png.h.

◆ PNG_FREE_ALL

#define PNG_FREE_ALL 0x7fff

Definition at line 2099 of file png.h.

◆ PNG_FREE_HIST

#define PNG_FREE_HIST 0x0008

Definition at line 2088 of file png.h.

◆ PNG_FREE_ICCP

#define PNG_FREE_ICCP 0x0010

Definition at line 2089 of file png.h.

◆ PNG_FREE_LIST

#define PNG_FREE_LIST 0x0400

Definition at line 2095 of file png.h.

◆ PNG_FREE_MUL

#define PNG_FREE_MUL 0x4220 /* PNG_FREE_SPLT|PNG_FREE_TEXT|PNG_FREE_UNKN */

Definition at line 2100 of file png.h.

◆ PNG_FREE_PCAL

#define PNG_FREE_PCAL 0x0080

Definition at line 2092 of file png.h.

◆ PNG_FREE_PLTE

#define PNG_FREE_PLTE 0x1000

Definition at line 2096 of file png.h.

◆ png_free_ptr_NULL

#define png_free_ptr_NULL (png_free_ptr)NULL

Definition at line 506 of file png.h.

◆ PNG_FREE_ROWS

#define PNG_FREE_ROWS 0x0040

Definition at line 2091 of file png.h.

◆ PNG_FREE_SCAL

#define PNG_FREE_SCAL 0x0100

Definition at line 2093 of file png.h.

◆ PNG_FREE_SPLT

#define PNG_FREE_SPLT 0x0020

Definition at line 2090 of file png.h.

◆ PNG_FREE_TEXT

#define PNG_FREE_TEXT 0x4000

Definition at line 2098 of file png.h.

◆ PNG_FREE_TRNS

#define PNG_FREE_TRNS 0x2000

Definition at line 2097 of file png.h.

◆ PNG_FREE_UNKN

#define PNG_FREE_UNKN 0x0200

Definition at line 2094 of file png.h.

◆ PNG_HANDLE_CHUNK_ALWAYS

#define PNG_HANDLE_CHUNK_ALWAYS 3

Definition at line 2579 of file png.h.

◆ PNG_HANDLE_CHUNK_AS_DEFAULT

#define PNG_HANDLE_CHUNK_AS_DEFAULT 0

Definition at line 2576 of file png.h.

◆ PNG_HANDLE_CHUNK_IF_SAFE

#define PNG_HANDLE_CHUNK_IF_SAFE 2

Definition at line 2578 of file png.h.

◆ PNG_HANDLE_CHUNK_NEVER

#define PNG_HANDLE_CHUNK_NEVER 1

Definition at line 2577 of file png.h.

◆ PNG_HAVE_IDAT

#define PNG_HAVE_IDAT 0x04

Definition at line 2761 of file png.h.

◆ PNG_HAVE_IEND

#define PNG_HAVE_IEND 0x10

Definition at line 2763 of file png.h.

◆ PNG_HAVE_IHDR

#define PNG_HAVE_IHDR 0x01

Definition at line 2759 of file png.h.

◆ PNG_HAVE_PLTE

#define PNG_HAVE_PLTE 0x02

Definition at line 2760 of file png.h.

◆ PNG_HEADER_VERSION_STRING

#define PNG_HEADER_VERSION_STRING " libpng version 1.2.32 - September 18, 2008\n"

Definition at line 414 of file png.h.

◆ PNG_INFO_bKGD

#define PNG_INFO_bKGD 0x0020

Definition at line 1072 of file png.h.

◆ PNG_INFO_cHRM

#define PNG_INFO_cHRM 0x0004

Definition at line 1069 of file png.h.

◆ PNG_INFO_gAMA

#define PNG_INFO_gAMA 0x0001

Definition at line 1067 of file png.h.

◆ PNG_INFO_hIST

#define PNG_INFO_hIST 0x0040

Definition at line 1073 of file png.h.

◆ PNG_INFO_iCCP

#define PNG_INFO_iCCP 0x1000 /* ESR, 1.0.6 */

Definition at line 1079 of file png.h.

◆ PNG_INFO_IDAT

#define PNG_INFO_IDAT 0x8000L /* ESR, 1.0.6 */

Definition at line 1082 of file png.h.

◆ png_info_init

#define png_info_init ( info_ptr )

Value:

png_info_init_3(&info_ptr,\

png_sizeof(png_info));

png_info_init_3

void PNGAPI png_info_init_3(png_infopp ptr_ptr, png_size_t png_info_struct_size)

Definition: png.c:301

png_info_struct

Definition: png.h:746

info_ptr

png_infop info_ptr

Definition: png.h:1571

png_sizeof

#define png_sizeof(x)

Definition: pngconf.h:1129

Definition at line 1562 of file png.h.

◆ PNG_INFO_oFFs

#define PNG_INFO_oFFs 0x0100

Definition at line 1075 of file png.h.

◆ PNG_INFO_pCAL

#define PNG_INFO_pCAL 0x0400

Definition at line 1077 of file png.h.

◆ PNG_INFO_pHYs

#define PNG_INFO_pHYs 0x0080

Definition at line 1074 of file png.h.

◆ PNG_INFO_PLTE

#define PNG_INFO_PLTE 0x0008

Definition at line 1070 of file png.h.

◆ PNG_INFO_sBIT

#define PNG_INFO_sBIT 0x0002

Definition at line 1068 of file png.h.

◆ PNG_INFO_sCAL

#define PNG_INFO_sCAL 0x4000 /* ESR, 1.0.6 */

Definition at line 1081 of file png.h.

◆ PNG_INFO_sPLT

#define PNG_INFO_sPLT 0x2000 /* ESR, 1.0.6 */

Definition at line 1080 of file png.h.

◆ PNG_INFO_sRGB

#define PNG_INFO_sRGB 0x0800 /* GR-P, 0.96a */

Definition at line 1078 of file png.h.

◆ PNG_INFO_tIME

#define PNG_INFO_tIME 0x0200

Definition at line 1076 of file png.h.

◆ PNG_INFO_tRNS

#define PNG_INFO_tRNS 0x0010

Definition at line 1071 of file png.h.

◆ png_infopp_NULL

#define png_infopp_NULL (png_infopp)NULL

Definition at line 507 of file png.h.

◆ PNG_INTERLACE_ADAM7

#define PNG_INTERLACE_ADAM7 1 /* Adam7 interlacing */

Definition at line 1023 of file png.h.

◆ PNG_INTERLACE_LAST

#define PNG_INTERLACE_LAST 2 /* Not a valid value */

Definition at line 1024 of file png.h.

◆ PNG_INTERLACE_NONE

#define PNG_INTERLACE_NONE 0 /* Non-interlaced image */

Definition at line 1022 of file png.h.

◆ PNG_INTRAPIXEL_DIFFERENCING

#define PNG_INTRAPIXEL_DIFFERENCING 64 /* Used only in MNG datastreams */

Definition at line 1018 of file png.h.

◆ PNG_ITXT_COMPRESSION_NONE

#define PNG_ITXT_COMPRESSION_NONE 1

Definition at line 664 of file png.h.

◆ PNG_ITXT_COMPRESSION_zTXt

#define PNG_ITXT_COMPRESSION_zTXt 2

Definition at line 665 of file png.h.

◆ PNG_KEYWORD_MAX_LENGTH

#define PNG_KEYWORD_MAX_LENGTH 79

Definition at line 1057 of file png.h.

◆ PNG_LIBPNG_BUILD_ALPHA

#define PNG_LIBPNG_BUILD_ALPHA 1

Definition at line 430 of file png.h.

◆ PNG_LIBPNG_BUILD_BASE_TYPE

#define PNG_LIBPNG_BUILD_BASE_TYPE PNG_LIBPNG_BUILD_STABLE

Definition at line 444 of file png.h.

◆ PNG_LIBPNG_BUILD_BETA

#define PNG_LIBPNG_BUILD_BETA 2

Definition at line 431 of file png.h.

◆ PNG_LIBPNG_BUILD_PATCH

#define PNG_LIBPNG_BUILD_PATCH

Value:

8 /* Can be OR'ed with

PNG_LIBPNG_BUILD_STABLE only */

Definition at line 437 of file png.h.

◆ PNG_LIBPNG_BUILD_PRIVATE

#define PNG_LIBPNG_BUILD_PRIVATE

Value:

16 /* Cannot be OR'ed with

PNG_LIBPNG_BUILD_SPECIAL */

Definition at line 439 of file png.h.

◆ PNG_LIBPNG_BUILD_RC

#define PNG_LIBPNG_BUILD_RC 3

Definition at line 432 of file png.h.

◆ PNG_LIBPNG_BUILD_RELEASE_STATUS_MASK

#define PNG_LIBPNG_BUILD_RELEASE_STATUS_MASK 7

Definition at line 434 of file png.h.

◆ PNG_LIBPNG_BUILD_SPECIAL

#define PNG_LIBPNG_BUILD_SPECIAL

Value:

32 /* Cannot be OR'ed with

PNG_LIBPNG_BUILD_PRIVATE */

Definition at line 441 of file png.h.

◆ PNG_LIBPNG_BUILD_STABLE

#define PNG_LIBPNG_BUILD_STABLE 4

Definition at line 433 of file png.h.

◆ PNG_LIBPNG_BUILD_TYPE

#define PNG_LIBPNG_BUILD_TYPE (PNG_LIBPNG_BUILD_BASE_TYPE)

Definition at line 482 of file png.h.

◆ PNG_LIBPNG_VER

#define PNG_LIBPNG_VER 10232 /* 1.2.32 */

Definition at line 451 of file png.h.

◆ PNG_LIBPNG_VER_BUILD

#define PNG_LIBPNG_VER_BUILD 0

Definition at line 427 of file png.h.

◆ PNG_LIBPNG_VER_DLLNUM

#define PNG_LIBPNG_VER_DLLNUM 13

Definition at line 418 of file png.h.

◆ PNG_LIBPNG_VER_MAJOR

#define PNG_LIBPNG_VER_MAJOR 1

Definition at line 421 of file png.h.

◆ PNG_LIBPNG_VER_MINOR

#define PNG_LIBPNG_VER_MINOR 2

Definition at line 422 of file png.h.

◆ PNG_LIBPNG_VER_RELEASE

#define PNG_LIBPNG_VER_RELEASE 32

Definition at line 423 of file png.h.

◆ PNG_LIBPNG_VER_SONUM

#define PNG_LIBPNG_VER_SONUM 0

Definition at line 417 of file png.h.

◆ PNG_LIBPNG_VER_STRING

#define PNG_LIBPNG_VER_STRING "1.2.32"

Definition at line 413 of file png.h.

◆ png_malloc_ptr_NULL

#define png_malloc_ptr_NULL (png_malloc_ptr)NULL

Definition at line 508 of file png.h.

◆ PNG_MAX_PALETTE_LENGTH

#define PNG_MAX_PALETTE_LENGTH 256

Definition at line 1060 of file png.h.

◆ PNG_MAX_UINT

#define PNG_MAX_UINT PNG_UINT_31_MAX

Definition at line 993 of file png.h.

◆ PNG_MMX_FLAGS

#define PNG_MMX_FLAGS

Value:

( PNG_ASM_FLAG_MMX_SUPPORT_COMPILED \
                      | PNG_ASM_FLAG_MMX_SUPPORT_IN_CPU   \
                      | PNG_MMX_READ_FLAGS                \
                      | PNG_MMX_WRITE_FLAGS )

Definition at line 2602 of file png.h.

◆ PNG_MMX_READ_FLAGS

#define PNG_MMX_READ_FLAGS

Value:

( PNG_ASM_FLAG_MMX_READ_COMBINE_ROW  \
                           | PNG_ASM_FLAG_MMX_READ_INTERLACE    \
                           | PNG_ASM_FLAG_MMX_READ_FILTER_SUB   \
                           | PNG_ASM_FLAG_MMX_READ_FILTER_UP    \
                           | PNG_ASM_FLAG_MMX_READ_FILTER_AVG   \
                           | PNG_ASM_FLAG_MMX_READ_FILTER_PAETH )

Definition at line 2594 of file png.h.

◆ PNG_MMX_WRITE_FLAGS

#define PNG_MMX_WRITE_FLAGS ( 0 )

Definition at line 2600 of file png.h.

◆ PNG_NO_FILTERS

#define PNG_NO_FILTERS 0x00

Definition at line 1855 of file png.h.

◆ PNG_OFFSET_LAST

#define PNG_OFFSET_LAST 2 /* Not a valid value */

Definition at line 1029 of file png.h.

◆ PNG_OFFSET_MICROMETER

#define PNG_OFFSET_MICROMETER 1 /* Offset in micrometers (1/10^6 meter) */

Definition at line 1028 of file png.h.

◆ PNG_OFFSET_PIXEL

#define PNG_OFFSET_PIXEL 0 /* Offset in pixels */

Definition at line 1027 of file png.h.

◆ png_read_status_ptr_NULL

#define png_read_status_ptr_NULL (png_read_status_ptr)NULL

Definition at line 509 of file png.h.

◆ PNG_RESOLUTION_LAST

#define PNG_RESOLUTION_LAST 2 /* Not a valid value */

Definition at line 1047 of file png.h.

◆ PNG_RESOLUTION_METER

#define PNG_RESOLUTION_METER 1 /* pixels/meter */

Definition at line 1046 of file png.h.

◆ PNG_RESOLUTION_UNKNOWN

#define PNG_RESOLUTION_UNKNOWN 0 /* pixels/unknown unit (aspect ratio) */

Definition at line 1045 of file png.h.

◆ png_rw_ptr_NULL

#define png_rw_ptr_NULL (png_rw_ptr)NULL

Definition at line 510 of file png.h.

◆ PNG_SCALE_LAST

#define PNG_SCALE_LAST 3 /* Not a valid value */

Definition at line 1042 of file png.h.

◆ PNG_SCALE_METER

#define PNG_SCALE_METER 1 /* meters per pixel */

Definition at line 1040 of file png.h.

◆ PNG_SCALE_RADIAN

#define PNG_SCALE_RADIAN 2 /* radians per pixel */

Definition at line 1041 of file png.h.

◆ PNG_SCALE_UNKNOWN

#define PNG_SCALE_UNKNOWN 0 /* unknown unit (image scale) */

Definition at line 1039 of file png.h.

◆ PNG_SELECT_READ

#define PNG_SELECT_READ 1

Definition at line 2607 of file png.h.

◆ PNG_SELECT_WRITE

#define PNG_SELECT_WRITE 2

Definition at line 2608 of file png.h.

◆ PNG_SET_WILL_FREE_DATA

#define PNG_SET_WILL_FREE_DATA 1

Definition at line 2085 of file png.h.

◆ PNG_SIZE_MAX

#define PNG_SIZE_MAX ((png_size_t)(-1))

Definition at line 990 of file png.h.

◆ PNG_sRGB_INTENT_ABSOLUTE

#define PNG_sRGB_INTENT_ABSOLUTE 3

Definition at line 1053 of file png.h.

◆ PNG_sRGB_INTENT_LAST

#define PNG_sRGB_INTENT_LAST 4 /* Not a valid value */

Definition at line 1054 of file png.h.

◆ PNG_sRGB_INTENT_PERCEPTUAL

#define PNG_sRGB_INTENT_PERCEPTUAL 0

Definition at line 1050 of file png.h.

◆ PNG_sRGB_INTENT_RELATIVE

#define PNG_sRGB_INTENT_RELATIVE 1

Definition at line 1051 of file png.h.

◆ PNG_sRGB_INTENT_SATURATION

#define PNG_sRGB_INTENT_SATURATION 2

Definition at line 1052 of file png.h.

◆ png_structp_NULL

#define png_structp_NULL (png_structp)NULL

Definition at line 511 of file png.h.

◆ PNG_TEXT_COMPRESSION_LAST

#define PNG_TEXT_COMPRESSION_LAST 3 /* Not a valid value */

Definition at line 666 of file png.h.

◆ PNG_TEXT_COMPRESSION_NONE

#define PNG_TEXT_COMPRESSION_NONE -1

Definition at line 662 of file png.h.

◆ PNG_TEXT_COMPRESSION_NONE_WR

#define PNG_TEXT_COMPRESSION_NONE_WR -3

Definition at line 660 of file png.h.

◆ PNG_TEXT_COMPRESSION_zTXt

#define PNG_TEXT_COMPRESSION_zTXt 0

Definition at line 663 of file png.h.

◆ PNG_TEXT_COMPRESSION_zTXt_WR

#define PNG_TEXT_COMPRESSION_zTXt_WR -2

Definition at line 661 of file png.h.

◆ PNG_TRANSFORM_BGR

#define PNG_TRANSFORM_BGR 0x0080 /* read and write */

Definition at line 1148 of file png.h.

◆ PNG_TRANSFORM_EXPAND

#define PNG_TRANSFORM_EXPAND 0x0010 /* read only */

Definition at line 1145 of file png.h.

◆ PNG_TRANSFORM_IDENTITY

#define PNG_TRANSFORM_IDENTITY 0x0000 /* read and write */

Definition at line 1140 of file png.h.

◆ PNG_TRANSFORM_INVERT_ALPHA

#define PNG_TRANSFORM_INVERT_ALPHA 0x0400 /* read and write */

Definition at line 1151 of file png.h.

◆ PNG_TRANSFORM_INVERT_MONO

#define PNG_TRANSFORM_INVERT_MONO 0x0020 /* read and write */

Definition at line 1146 of file png.h.

◆ PNG_TRANSFORM_PACKING

#define PNG_TRANSFORM_PACKING 0x0004 /* read and write */

Definition at line 1143 of file png.h.

◆ PNG_TRANSFORM_PACKSWAP

#define PNG_TRANSFORM_PACKSWAP 0x0008 /* read and write */

Definition at line 1144 of file png.h.

◆ PNG_TRANSFORM_SHIFT

#define PNG_TRANSFORM_SHIFT 0x0040 /* read and write */

Definition at line 1147 of file png.h.

◆ PNG_TRANSFORM_STRIP_16

#define PNG_TRANSFORM_STRIP_16 0x0001 /* read only */

Definition at line 1141 of file png.h.

◆ PNG_TRANSFORM_STRIP_ALPHA

#define PNG_TRANSFORM_STRIP_ALPHA 0x0002 /* read only */

Definition at line 1142 of file png.h.

◆ PNG_TRANSFORM_STRIP_FILLER

#define PNG_TRANSFORM_STRIP_FILLER 0x0800 /* WRITE only */

Definition at line 1152 of file png.h.

◆ PNG_TRANSFORM_SWAP_ALPHA

#define PNG_TRANSFORM_SWAP_ALPHA 0x0100 /* read and write */

Definition at line 1149 of file png.h.

◆ PNG_TRANSFORM_SWAP_ENDIAN

#define PNG_TRANSFORM_SWAP_ENDIAN 0x0200 /* read and write */

Definition at line 1150 of file png.h.

◆ png_uint_16p_NULL

#define png_uint_16p_NULL (png_uint_16p)NULL

Definition at line 512 of file png.h.

◆ PNG_UINT_31_MAX

#define PNG_UINT_31_MAX ((png_uint_32)0x7fffffffL)

Definition at line 988 of file png.h.

◆ PNG_UINT_32_MAX

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

Definition at line 989 of file png.h.

◆ PNG_USER_WILL_FREE_DATA

#define PNG_USER_WILL_FREE_DATA 2

Definition at line 2086 of file png.h.

◆ png_voidp_NULL

#define png_voidp_NULL (png_voidp)NULL

Definition at line 513 of file png.h.

◆ png_write_status_ptr_NULL

#define png_write_status_ptr_NULL (png_write_status_ptr)NULL

Definition at line 514 of file png.h.

Typedef Documentation

◆ png_color

typedef struct png_color_struct png_color

◆ png_color_16

typedef struct png_color_16_struct png_color_16

◆ png_color_16p

typedef png_color_16 FAR* png_color_16p

Definition at line 582 of file png.h.

◆ png_color_16pp

typedef png_color_16 FAR* FAR* png_color_16pp

Definition at line 583 of file png.h.

◆ png_color_8

typedef struct png_color_8_struct png_color_8

◆ png_color_8p

typedef png_color_8 FAR* png_color_8p

Definition at line 593 of file png.h.

◆ png_color_8pp

typedef png_color_8 FAR* FAR* png_color_8pp

Definition at line 594 of file png.h.

◆ png_colorp

typedef png_color FAR* png_colorp

Definition at line 571 of file png.h.

◆ png_colorpp

typedef png_color FAR* FAR* png_colorpp

Definition at line 572 of file png.h.

◆ png_info

typedef struct png_info_struct png_info

◆ png_infop

typedef png_infop

Definition at line 984 of file png.h.

◆ png_infopp

typedef png_info FAR* FAR* png_infopp

Definition at line 985 of file png.h.

◆ png_row_info

typedef struct png_row_info_struct png_row_info

◆ png_row_infop

typedef png_row_infop

Definition at line 1098 of file png.h.

◆ png_row_infopp

typedef png_row_info FAR* FAR* png_row_infopp

Definition at line 1099 of file png.h.

◆ png_sPLT_entry

typedef struct png_sPLT_entry_struct png_sPLT_entry

◆ png_sPLT_entryp

typedef png_sPLT_entry FAR* png_sPLT_entryp

Definition at line 608 of file png.h.

◆ png_sPLT_entrypp

typedef png_sPLT_entry FAR* FAR* png_sPLT_entrypp

Definition at line 609 of file png.h.

◆ png_sPLT_t

typedef struct png_sPLT_struct png_sPLT_t

◆ png_sPLT_tp

typedef png_sPLT_t FAR* png_sPLT_tp

Definition at line 623 of file png.h.

◆ png_sPLT_tpp

typedef png_sPLT_t FAR* FAR* png_sPLT_tpp

Definition at line 624 of file png.h.

◆ png_struct

typedef struct png_struct_def png_struct

Definition at line 1107 of file png.h.

◆ png_structp

typedef png_struct FAR* png_structp

Definition at line 1108 of file png.h.

◆ png_structpp

typedef png_struct FAR* FAR* png_structpp

Definition at line 1474 of file png.h.

◆ png_text

typedef struct png_text_struct png_text

◆ png_textp

typedef png_text FAR* png_textp

Definition at line 654 of file png.h.

◆ png_textpp

typedef png_text FAR* FAR* png_textpp

Definition at line 655 of file png.h.

◆ png_time

typedef struct png_time_struct png_time

◆ png_timep

typedef png_time FAR* png_timep

Definition at line 683 of file png.h.

◆ png_timepp

typedef png_time FAR* FAR* png_timepp

Definition at line 684 of file png.h.

◆ png_unknown_chunk

typedef struct png_unknown_chunk_t png_unknown_chunk

◆ png_unknown_chunkp

typedef png_unknown_chunkp

Definition at line 703 of file png.h.

◆ png_unknown_chunkpp

typedef png_unknown_chunk FAR* FAR* png_unknown_chunkpp

Definition at line 704 of file png.h.

◆ PNGARG

typedef void png_free_ptr PNGARG((png_structp, png_voidp))

Definition at line 1159 of file png.h.

◆ version_1_2_32

typedef png_structp version_1_2_32

Definition at line 1472 of file png.h.

Function Documentation

◆ int()

typedef int ( PNGAPI * png_user_chunk_ptr )

◆ PNG_EXPORT() [1/199]

PNG_EXPORT	(	png_uint_32	,
		png_access_version_number
	)

◆ PNG_EXPORT() [2/199]

PNG_EXPORT	(	void	,
		png_set_sig_bytes
	)

◆ PNG_EXPORT() [3/199]

PNG_EXPORT	(	int	,
		png_sig_cmp
	)

◆ PNG_EXPORT() [4/199]

PNG_EXPORT	(	int	,
		png_check_sig
	)

◆ PNG_EXPORT() [5/199]

PNG_EXPORT	(	png_structp	,
		png_create_read_struct
	)

◆ PNG_EXPORT() [6/199]

PNG_EXPORT	(	png_structp	,
		png_create_write_struct
	)

◆ PNG_EXPORT() [7/199]

PNG_EXPORT	(	png_uint_32	,
		png_get_compression_buffer_size
	)

◆ PNG_EXPORT() [8/199]

PNG_EXPORT	(	void	,
		png_set_compression_buffer_size
	)

◆ PNG_EXPORT() [9/199]

PNG_EXPORT	(	int	,
		png_reset_zstream
	)

◆ PNG_EXPORT() [10/199]

PNG_EXPORT	(	png_structp	,
		png_create_read_struct_2
	)

◆ PNG_EXPORT() [11/199]

PNG_EXPORT	(	png_structp	,
		png_create_write_struct_2
	)

◆ PNG_EXPORT() [12/199]

PNG_EXPORT	(	void	,
		png_write_chunk
	)

◆ PNG_EXPORT() [13/199]

PNG_EXPORT	(	void	,
		png_write_chunk_start
	)

◆ PNG_EXPORT() [14/199]

PNG_EXPORT	(	void	,
		png_write_chunk_data
	)

◆ PNG_EXPORT() [15/199]

PNG_EXPORT	(	void	,
		png_write_chunk_end
	)

◆ PNG_EXPORT() [16/199]

PNG_EXPORT	(	png_infop	,
		png_create_info_struct
	)

◆ PNG_EXPORT() [17/199]

PNG_EXPORT	(	void	,
		png_info_init
	)

◆ PNG_EXPORT() [18/199]

PNG_EXPORT	(	void	,
		png_info_init_3
	)

◆ PNG_EXPORT() [19/199]

PNG_EXPORT	(	void	,
		png_write_info_before_PLTE
	)

◆ PNG_EXPORT() [20/199]

PNG_EXPORT	(	void	,
		png_write_info
	)

◆ PNG_EXPORT() [21/199]

PNG_EXPORT	(	void	,
		png_read_info
	)

◆ PNG_EXPORT() [22/199]

PNG_EXPORT	(	png_charp	,
		png_convert_to_rfc1123
	)

◆ PNG_EXPORT() [23/199]

PNG_EXPORT	(	void	,
		png_convert_from_struct_tm
	)

◆ PNG_EXPORT() [24/199]

PNG_EXPORT	(	void	,
		png_convert_from_time_t
	)

◆ PNG_EXPORT() [25/199]

PNG_EXPORT	(	void	,
		png_set_expand
	)

◆ PNG_EXPORT() [26/199]

PNG_EXPORT	(	void	,
		png_set_expand_gray_1_2_4_to_8
	)

◆ PNG_EXPORT() [27/199]

PNG_EXPORT	(	void	,
		png_set_palette_to_rgb
	)

◆ PNG_EXPORT() [28/199]

PNG_EXPORT	(	void	,
		png_set_tRNS_to_alpha
	)

◆ PNG_EXPORT() [29/199]

PNG_EXPORT	(	void	,
		png_set_gray_1_2_4_to_8
	)

◆ PNG_EXPORT() [30/199]

PNG_EXPORT	(	void	,
		png_set_bgr
	)

◆ PNG_EXPORT() [31/199]

PNG_EXPORT	(	void	,
		png_set_gray_to_rgb
	)

◆ PNG_EXPORT() [32/199]

PNG_EXPORT	(	void	,
		png_set_rgb_to_gray
	)

◆ PNG_EXPORT() [33/199]

PNG_EXPORT	(	void	,
		png_set_rgb_to_gray_fixed
	)

◆ PNG_EXPORT() [34/199]

PNG_EXPORT	(	png_byte	,
		png_get_rgb_to_gray_status
	)

◆ PNG_EXPORT() [35/199]

PNG_EXPORT	(	void	,
		png_build_grayscale_palette
	)

◆ PNG_EXPORT() [36/199]

PNG_EXPORT	(	void	,
		png_set_strip_alpha
	)

◆ PNG_EXPORT() [37/199]

PNG_EXPORT	(	void	,
		png_set_swap_alpha
	)

◆ PNG_EXPORT() [38/199]

PNG_EXPORT	(	void	,
		png_set_invert_alpha
	)

◆ PNG_EXPORT() [39/199]

PNG_EXPORT	(	void	,
		png_set_filler
	)

◆ PNG_EXPORT() [40/199]

PNG_EXPORT	(	void	,
		png_set_add_alpha
	)

◆ PNG_EXPORT() [41/199]

PNG_EXPORT	(	void	,
		png_set_swap
	)

◆ PNG_EXPORT() [42/199]

PNG_EXPORT	(	void	,
		png_set_packing
	)

◆ PNG_EXPORT() [43/199]

PNG_EXPORT	(	void	,
		png_set_packswap
	)

◆ PNG_EXPORT() [44/199]

PNG_EXPORT	(	void	,
		png_set_shift
	)

◆ PNG_EXPORT() [45/199]

PNG_EXPORT	(	int	,
		png_set_interlace_handling
	)

◆ PNG_EXPORT() [46/199]

PNG_EXPORT	(	void	,
		png_set_invert_mono
	)

◆ PNG_EXPORT() [47/199]

PNG_EXPORT	(	void	,
		png_set_background
	)

◆ PNG_EXPORT() [48/199]

PNG_EXPORT	(	void	,
		png_set_strip_16
	)

◆ PNG_EXPORT() [49/199]

PNG_EXPORT	(	void	,
		png_set_dither
	)

◆ PNG_EXPORT() [50/199]

PNG_EXPORT	(	void	,
		png_set_gamma
	)

◆ PNG_EXPORT() [51/199]

PNG_EXPORT	(	void	,
		png_permit_empty_plte
	)

◆ PNG_EXPORT() [52/199]

PNG_EXPORT	(	void	,
		png_set_flush
	)

◆ PNG_EXPORT() [53/199]

PNG_EXPORT	(	void	,
		png_write_flush
	)

◆ PNG_EXPORT() [54/199]

PNG_EXPORT	(	void	,
		png_start_read_image
	)

◆ PNG_EXPORT() [55/199]

PNG_EXPORT	(	void	,
		png_read_update_info
	)

◆ PNG_EXPORT() [56/199]

PNG_EXPORT	(	void	,
		png_read_rows
	)

◆ PNG_EXPORT() [57/199]

PNG_EXPORT	(	void	,
		png_read_row
	)

◆ PNG_EXPORT() [58/199]

PNG_EXPORT	(	void	,
		png_read_image
	)

◆ PNG_EXPORT() [59/199]

PNG_EXPORT	(	void	,
		png_write_row
	)

◆ PNG_EXPORT() [60/199]

PNG_EXPORT	(	void	,
		png_write_rows
	)

◆ PNG_EXPORT() [61/199]

PNG_EXPORT	(	void	,
		png_write_image
	)

◆ PNG_EXPORT() [62/199]

PNG_EXPORT	(	void	,
		png_write_end
	)

◆ PNG_EXPORT() [63/199]

PNG_EXPORT	(	void	,
		png_read_end
	)

◆ PNG_EXPORT() [64/199]

PNG_EXPORT	(	void	,
		png_destroy_info_struct
	)

◆ PNG_EXPORT() [65/199]

PNG_EXPORT	(	void	,
		png_destroy_read_struct
	)

◆ PNG_EXPORT() [66/199]

PNG_EXPORT	(	void	,
		png_destroy_write_struct
	)

◆ PNG_EXPORT() [67/199]

PNG_EXPORT	(	void	,
		png_set_crc_action
	)

◆ PNG_EXPORT() [68/199]

PNG_EXPORT	(	void	,
		png_set_filter
	)

◆ PNG_EXPORT() [69/199]

PNG_EXPORT	(	void	,
		png_set_filter_heuristics
	)

◆ PNG_EXPORT() [70/199]

PNG_EXPORT	(	void	,
		png_set_compression_level
	)

◆ PNG_EXPORT() [71/199]

PNG_EXPORT	(	void	,
		png_set_compression_mem_level
	)

◆ PNG_EXPORT() [72/199]

PNG_EXPORT	(	void	,
		png_set_compression_strategy
	)

◆ PNG_EXPORT() [73/199]

PNG_EXPORT	(	void	,
		png_set_compression_window_bits
	)

◆ PNG_EXPORT() [74/199]

PNG_EXPORT	(	void	,
		png_set_compression_method
	)

◆ PNG_EXPORT() [75/199]

PNG_EXPORT	(	void	,
		png_init_io
	)

◆ PNG_EXPORT() [76/199]

PNG_EXPORT	(	void	,
		png_set_error_fn
	)

◆ PNG_EXPORT() [77/199]

PNG_EXPORT	(	png_voidp	,
		png_get_error_ptr
	)

◆ PNG_EXPORT() [78/199]

PNG_EXPORT	(	void	,
		png_set_write_fn
	)

◆ PNG_EXPORT() [79/199]

PNG_EXPORT	(	void	,
		png_set_read_fn
	)

◆ PNG_EXPORT() [80/199]

PNG_EXPORT	(	png_voidp	,
		png_get_io_ptr
	)

◆ PNG_EXPORT() [81/199]

PNG_EXPORT	(	void	,
		png_set_read_status_fn
	)

◆ PNG_EXPORT() [82/199]

PNG_EXPORT	(	void	,
		png_set_write_status_fn
	)

◆ PNG_EXPORT() [83/199]

PNG_EXPORT	(	void	,
		png_set_mem_fn
	)

◆ PNG_EXPORT() [84/199]

PNG_EXPORT	(	png_voidp	,
		png_get_mem_ptr
	)

◆ PNG_EXPORT() [85/199]

PNG_EXPORT	(	void	,
		png_set_read_user_transform_fn
	)

◆ PNG_EXPORT() [86/199]

PNG_EXPORT	(	void	,
		png_set_write_user_transform_fn
	)

◆ PNG_EXPORT() [87/199]

PNG_EXPORT	(	void	,
		png_set_user_transform_info
	)

◆ PNG_EXPORT() [88/199]

PNG_EXPORT	(	png_voidp	,
		png_get_user_transform_ptr
	)

◆ PNG_EXPORT() [89/199]

PNG_EXPORT	(	void	,
		png_set_read_user_chunk_fn
	)

◆ PNG_EXPORT() [90/199]

PNG_EXPORT	(	png_voidp	,
		png_get_user_chunk_ptr
	)

◆ PNG_EXPORT() [91/199]

PNG_EXPORT	(	void	,
		png_set_progressive_read_fn
	)

◆ PNG_EXPORT() [92/199]

PNG_EXPORT	(	png_voidp	,
		png_get_progressive_ptr
	)

◆ PNG_EXPORT() [93/199]

PNG_EXPORT	(	void	,
		png_process_data
	)

◆ PNG_EXPORT() [94/199]

PNG_EXPORT	(	void	,
		png_progressive_combine_row
	)

◆ PNG_EXPORT() [95/199]

PNG_EXPORT	(	png_voidp	,
		png_malloc
	)

◆ PNG_EXPORT() [96/199]

PNG_EXPORT	(	png_voidp	,
		png_malloc_warn
	)

◆ PNG_EXPORT() [97/199]

PNG_EXPORT	(	void	,
		png_free
	)

◆ PNG_EXPORT() [98/199]

PNG_EXPORT	(	void	,
		png_free_data
	)

◆ PNG_EXPORT() [99/199]

PNG_EXPORT	(	void	,
		png_data_freer
	)

◆ PNG_EXPORT() [100/199]

PNG_EXPORT	(	png_voidp	,
		png_malloc_default
	)

◆ PNG_EXPORT() [101/199]

PNG_EXPORT	(	void	,
		png_free_default
	)

◆ PNG_EXPORT() [102/199]

PNG_EXPORT	(	png_voidp	,
		png_memcpy_check
	)

◆ PNG_EXPORT() [103/199]

PNG_EXPORT	(	png_voidp	,
		png_memset_check
	)

◆ PNG_EXPORT() [104/199]

PNG_EXPORT	(	void	,
		png_error
	)

◆ PNG_EXPORT() [105/199]

PNG_EXPORT	(	void	,
		png_chunk_error
	)

◆ PNG_EXPORT() [106/199]

PNG_EXPORT	(	void	,
		png_warning
	)

◆ PNG_EXPORT() [107/199]

PNG_EXPORT	(	void	,
		png_chunk_warning
	)

◆ PNG_EXPORT() [108/199]

PNG_EXPORT	(	png_uint_32	,
		png_get_valid
	)

◆ PNG_EXPORT() [109/199]

PNG_EXPORT	(	png_uint_32	,
		png_get_rowbytes
	)

◆ PNG_EXPORT() [110/199]

PNG_EXPORT	(	png_bytepp	,
		png_get_rows
	)

◆ PNG_EXPORT() [111/199]

PNG_EXPORT	(	void	,
		png_set_rows
	)

◆ PNG_EXPORT() [112/199]

PNG_EXPORT	(	png_byte	,
		png_get_channels
	)

◆ PNG_EXPORT() [113/199]

PNG_EXPORT	(	png_uint_32	,
		png_get_image_width
	)

◆ PNG_EXPORT() [114/199]

PNG_EXPORT	(	png_uint_32	,
		png_get_image_height
	)

◆ PNG_EXPORT() [115/199]

PNG_EXPORT	(	png_byte	,
		png_get_bit_depth
	)

◆ PNG_EXPORT() [116/199]

PNG_EXPORT	(	png_byte	,
		png_get_color_type
	)

◆ PNG_EXPORT() [117/199]

PNG_EXPORT	(	png_byte	,
		png_get_filter_type
	)

◆ PNG_EXPORT() [118/199]

PNG_EXPORT	(	png_byte	,
		png_get_interlace_type
	)

◆ PNG_EXPORT() [119/199]

PNG_EXPORT	(	png_byte	,
		png_get_compression_type
	)

◆ PNG_EXPORT() [120/199]

PNG_EXPORT	(	png_uint_32	,
		png_get_pixels_per_meter
	)

◆ PNG_EXPORT() [121/199]

PNG_EXPORT	(	png_uint_32	,
		png_get_x_pixels_per_meter
	)

◆ PNG_EXPORT() [122/199]

PNG_EXPORT	(	png_uint_32	,
		png_get_y_pixels_per_meter
	)

◆ PNG_EXPORT() [123/199]

PNG_EXPORT	(	float	,
		png_get_pixel_aspect_ratio
	)

◆ PNG_EXPORT() [124/199]

PNG_EXPORT	(	png_int_32	,
		png_get_x_offset_pixels
	)

◆ PNG_EXPORT() [125/199]

PNG_EXPORT	(	png_int_32	,
		png_get_y_offset_pixels
	)

◆ PNG_EXPORT() [126/199]

PNG_EXPORT	(	png_int_32	,
		png_get_x_offset_microns
	)

◆ PNG_EXPORT() [127/199]

PNG_EXPORT	(	png_int_32	,
		png_get_y_offset_microns
	)

◆ PNG_EXPORT() [128/199]

PNG_EXPORT	(	png_bytep	,
		png_get_signature
	)

◆ PNG_EXPORT() [129/199]

PNG_EXPORT	(	png_uint_32	,
		png_get_bKGD
	)

◆ PNG_EXPORT() [130/199]

PNG_EXPORT	(	void	,
		png_set_bKGD
	)

◆ PNG_EXPORT() [131/199]

PNG_EXPORT	(	png_uint_32	,
		png_get_cHRM
	)

◆ PNG_EXPORT() [132/199]

PNG_EXPORT	(	png_uint_32	,
		png_get_cHRM_fixed
	)

◆ PNG_EXPORT() [133/199]

PNG_EXPORT	(	void	,
		png_set_cHRM
	)

◆ PNG_EXPORT() [134/199]

PNG_EXPORT	(	void	,
		png_set_cHRM_fixed
	)

◆ PNG_EXPORT() [135/199]

PNG_EXPORT	(	png_uint_32	,
		png_get_gAMA
	)

◆ PNG_EXPORT() [136/199]

PNG_EXPORT	(	png_uint_32	,
		png_get_gAMA_fixed
	)

◆ PNG_EXPORT() [137/199]

PNG_EXPORT	(	void	,
		png_set_gAMA
	)

◆ PNG_EXPORT() [138/199]

PNG_EXPORT	(	void	,
		png_set_gAMA_fixed
	)

◆ PNG_EXPORT() [139/199]

PNG_EXPORT	(	png_uint_32	,
		png_get_hIST
	)

◆ PNG_EXPORT() [140/199]

PNG_EXPORT	(	void	,
		png_set_hIST
	)

◆ PNG_EXPORT() [141/199]

PNG_EXPORT	(	png_uint_32	,
		png_get_IHDR
	)

◆ PNG_EXPORT() [142/199]

PNG_EXPORT	(	void	,
		png_set_IHDR
	)

◆ PNG_EXPORT() [143/199]

PNG_EXPORT	(	png_uint_32	,
		png_get_oFFs
	)

◆ PNG_EXPORT() [144/199]

PNG_EXPORT	(	void	,
		png_set_oFFs
	)

◆ PNG_EXPORT() [145/199]

PNG_EXPORT	(	png_uint_32	,
		png_get_pCAL
	)

◆ PNG_EXPORT() [146/199]

PNG_EXPORT	(	void	,
		png_set_pCAL
	)

◆ PNG_EXPORT() [147/199]

PNG_EXPORT	(	png_uint_32	,
		png_get_pHYs
	)

◆ PNG_EXPORT() [148/199]

PNG_EXPORT	(	void	,
		png_set_pHYs
	)

◆ PNG_EXPORT() [149/199]

PNG_EXPORT	(	png_uint_32	,
		png_get_PLTE
	)

◆ PNG_EXPORT() [150/199]

PNG_EXPORT	(	void	,
		png_set_PLTE
	)

◆ PNG_EXPORT() [151/199]

PNG_EXPORT	(	png_uint_32	,
		png_get_sBIT
	)

◆ PNG_EXPORT() [152/199]

PNG_EXPORT	(	void	,
		png_set_sBIT
	)

◆ PNG_EXPORT() [153/199]

PNG_EXPORT	(	png_uint_32	,
		png_get_sRGB
	)

◆ PNG_EXPORT() [154/199]

PNG_EXPORT	(	void	,
		png_set_sRGB
	)

◆ PNG_EXPORT() [155/199]

PNG_EXPORT	(	void	,
		png_set_sRGB_gAMA_and_cHRM
	)

◆ PNG_EXPORT() [156/199]

PNG_EXPORT	(	png_uint_32	,
		png_get_iCCP
	)

◆ PNG_EXPORT() [157/199]

PNG_EXPORT	(	void	,
		png_set_iCCP
	)

◆ PNG_EXPORT() [158/199]

PNG_EXPORT	(	png_uint_32	,
		png_get_sPLT
	)

◆ PNG_EXPORT() [159/199]

PNG_EXPORT	(	void	,
		png_set_sPLT
	)

◆ PNG_EXPORT() [160/199]

PNG_EXPORT	(	png_uint_32	,
		png_get_text
	)

◆ PNG_EXPORT() [161/199]

PNG_EXPORT	(	void	,
		png_set_text
	)

◆ PNG_EXPORT() [162/199]

PNG_EXPORT	(	png_uint_32	,
		png_get_tIME
	)

◆ PNG_EXPORT() [163/199]

PNG_EXPORT	(	void	,
		png_set_tIME
	)

◆ PNG_EXPORT() [164/199]

PNG_EXPORT	(	png_uint_32	,
		png_get_tRNS
	)

◆ PNG_EXPORT() [165/199]

PNG_EXPORT	(	void	,
		png_set_tRNS
	)

◆ PNG_EXPORT() [166/199]

PNG_EXPORT	(	png_uint_32	,
		png_get_sCAL
	)

◆ PNG_EXPORT() [167/199]

PNG_EXPORT	(	void	,
		png_set_sCAL
	)

◆ PNG_EXPORT() [168/199]

PNG_EXPORT	(	void	,
		png_set_keep_unknown_chunks
	)

◆ PNG_EXPORT() [169/199]

PNG_EXPORT	(	void	,
		png_set_unknown_chunks
	)

◆ PNG_EXPORT() [170/199]

PNG_EXPORT	(	void	,
		png_set_unknown_chunk_location
	)

◆ PNG_EXPORT() [171/199]

PNG_EXPORT	(	png_uint_32	,
		png_get_unknown_chunks
	)

◆ PNG_EXPORT() [172/199]

PNG_EXPORT	(	int	,
		png_handle_as_unknown
	)

◆ PNG_EXPORT() [173/199]

PNG_EXPORT	(	void	,
		png_set_invalid
	)

◆ PNG_EXPORT() [174/199]

PNG_EXPORT	(	void	,
		png_read_png
	)

◆ PNG_EXPORT() [175/199]

PNG_EXPORT	(	void	,
		png_write_png
	)

◆ PNG_EXPORT() [176/199]

PNG_EXPORT	(	png_charp	,
		png_get_copyright
	)

◆ PNG_EXPORT() [177/199]

PNG_EXPORT	(	png_charp	,
		png_get_header_ver
	)

◆ PNG_EXPORT() [178/199]

PNG_EXPORT	(	png_charp	,
		png_get_header_version
	)

◆ PNG_EXPORT() [179/199]

PNG_EXPORT	(	png_charp	,
		png_get_libpng_ver
	)

◆ PNG_EXPORT() [180/199]

PNG_EXPORT	(	png_uint_32	,
		png_permit_mng_features
	)

◆ PNG_EXPORT() [181/199]

PNG_EXPORT	(	png_uint_32	,
		png_get_mmx_flagmask
	)

◆ PNG_EXPORT() [182/199]

PNG_EXPORT	(	png_uint_32	,
		png_get_asm_flagmask
	)

◆ PNG_EXPORT() [183/199]

PNG_EXPORT	(	png_uint_32	,
		png_get_asm_flags
	)

◆ PNG_EXPORT() [184/199]

PNG_EXPORT	(	png_byte	,
		png_get_mmx_bitdepth_threshold
	)

◆ PNG_EXPORT() [185/199]

PNG_EXPORT	(	png_uint_32	,
		png_get_mmx_rowbytes_threshold
	)

◆ PNG_EXPORT() [186/199]

PNG_EXPORT	(	void	,
		png_set_asm_flags
	)

◆ PNG_EXPORT() [187/199]

PNG_EXPORT	(	void	,
		png_set_mmx_thresholds
	)

◆ PNG_EXPORT() [188/199]

PNG_EXPORT	(	int	,
		png_mmx_support
	)

◆ PNG_EXPORT() [189/199]

PNG_EXPORT	(	void	,
		png_set_strip_error_numbers
	)

◆ PNG_EXPORT() [190/199]

PNG_EXPORT	(	void	,
		png_set_user_limits
	)

◆ PNG_EXPORT() [191/199]

PNG_EXPORT	(	png_uint_32	,
		png_get_user_width_max
	)

◆ PNG_EXPORT() [192/199]

PNG_EXPORT	(	png_uint_32	,
		png_get_user_height_max
	)

◆ PNG_EXPORT() [193/199]

PNG_EXPORT	(	png_uint_32	,
		png_get_uint_32
	)

◆ PNG_EXPORT() [194/199]

PNG_EXPORT	(	png_uint_16	,
		png_get_uint_16
	)

◆ PNG_EXPORT() [195/199]

PNG_EXPORT	(	png_int_32	,
		png_get_int_32
	)

◆ PNG_EXPORT() [196/199]

PNG_EXPORT	(	png_uint_32	,
		png_get_uint_31
	)

◆ PNG_EXPORT() [197/199]

PNG_EXPORT	(	void	,
		png_save_uint_32
	)

◆ PNG_EXPORT() [198/199]

PNG_EXPORT	(	void	,
		png_save_int_32
	)

◆ PNG_EXPORT() [199/199]

PNG_EXPORT	(	void	,
		png_save_uint_16
	)

◆ PNG_EXPORT_VAR() [1/2]

PNG_EXPORT_VAR ( PNG_CONST char )

◆ PNG_EXPORT_VAR() [2/2]

PNG_EXPORT_VAR ( PNG_CONST int FARDATA )

◆ PNGARG() [1/2]

void png_read_destroy PNGARG ( (png_structp png_ptr, png_infop info_ptr, png_infop end_info_ptr) )

◆ PNGARG() [2/2]

void png_write_destroy PNGARG ( (png_structp png_ptr) )

◆ void()

typedef void ( PNGAPI * png_error_ptr )

Variable Documentation

◆ ancil_action

int int ancil_action

Definition at line 1818 of file png.h.

◆ asm_flags

png_uint_32 asm_flags

Definition at line 2634 of file png.h.

◆ background

png_infop png_color_16p background

Definition at line 2241 of file png.h.

◆ background_color

png_color_16p background_color

Definition at line 1703 of file png.h.

◆ background_gamma

png_color_16p int int double background_gamma

Definition at line 1703 of file png.h.

◆ background_gamma_code

png_color_16p int background_gamma_code

Definition at line 1703 of file png.h.

◆ bit_depth

png_infop png_uint_32 png_uint_32 int bit_depth

Definition at line 2309 of file png.h.

◆ blue_x

png_infop double double double double double double double blue_x

Definition at line 2252 of file png.h.

◆ blue_y

png_infop double double double double double double double double blue_y

Definition at line 2252 of file png.h.

◆ buf

png_bytep buf

Definition at line 2729 of file png.h.

◆ buffer

png_infop png_bytep buffer

Definition at line 2042 of file png.h.

◆ buffer_size

png_infop png_bytep png_size_t buffer_size

Definition at line 2042 of file png.h.

◆ chunk

png_infop int chunk

Definition at line 2487 of file png.h.

◆ chunk_list

int png_bytep chunk_list

Definition at line 2483 of file png.h.

◆ chunk_name

png_bytep chunk_name

Definition at line 1541 of file png.h.

◆ color_type

png_infop png_uint_32 png_uint_32 int int color_type

Definition at line 2309 of file png.h.

◆ compilerID

int* compilerID

Definition at line 2614 of file png.h.

◆ compression_method

png_infop png_uint_32 png_uint_32 int int int int compression_method

Definition at line 2309 of file png.h.

◆ compression_type

png_infop png_charp int compression_type

Definition at line 2382 of file png.h.

◆ crit_action

int crit_action

Definition at line 1818 of file png.h.

◆ data

png_bytep data

Definition at line 1541 of file png.h.

◆ default_file_gamma

double double default_file_gamma

Definition at line 1728 of file png.h.

◆ display_row

png_bytep png_bytep display_row

Definition at line 1759 of file png.h.

◆ empty_plte_permitted

int empty_plte_permitted

Definition at line 1738 of file png.h.

◆ end_fn

png_voidp png_progressive_info_ptr png_progressive_row_ptr png_progressive_end_ptr end_fn

Definition at line 2032 of file png.h.

◆ end_info_ptr_ptr

png_infopp png_infopp end_info_ptr_ptr

Definition at line 1803 of file png.h.

◆ entries

png_infop png_unknown_chunkpp entries

Definition at line 2396 of file png.h.

◆ error_action

int error_action

Definition at line 1628 of file png.h.

◆ error_fn

png_voidp png_error_ptr error_fn

Definition at line 1506 of file png.h.

◆ error_message

png_const_charp error_message

Definition at line 2123 of file png.h.

◆ error_ptr

png_voidp error_ptr

Definition at line 1506 of file png.h.

◆ file_gamma

png_infop double file_gamma

Definition at line 2283 of file png.h.

◆ filler

png_uint_32 filler

Definition at line 1656 of file png.h.

◆ filter_costs

int int png_doublep png_doublep filter_costs

Definition at line 1905 of file png.h.

◆ filter_method

png_infop png_uint_32 png_uint_32 int int int int int filter_method

Definition at line 2309 of file png.h.

◆ filter_weights

int int png_doublep filter_weights

Definition at line 1905 of file png.h.

◆ filters

int int filters

Definition at line 1847 of file png.h.

◆ flag

png_infop png_uint_32 flag

Definition at line 2159 of file png.h.

◆ flags

png_uint_32 int flags

Definition at line 1656 of file png.h.

◆ fp

png_FILE_p fp

Definition at line 1951 of file png.h.

◆ free_fn

png_voidp png_malloc_ptr png_free_ptr free_fn

Definition at line 1530 of file png.h.

◆ free_me

png_infop png_uint_32 free_me

Definition at line 2076 of file png.h.

◆ freer

png_infop int freer

Definition at line 2081 of file png.h.

◆ full_dither

png_colorp int int png_uint_16p int full_dither

Definition at line 1720 of file png.h.

◆ green

int png_fixed_point png_fixed_point green

Definition at line 1628 of file png.h.

◆ green_x

png_infop double double double double double green_x

Definition at line 2252 of file png.h.

◆ green_y

png_infop double double double double double double green_y

Definition at line 2252 of file png.h.

◆ height

png_infop int double double height

Definition at line 2309 of file png.h.

◆ heuristic_method

int heuristic_method

Definition at line 1905 of file png.h.

◆ hist

png_infop png_uint_16p hist

Definition at line 2300 of file png.h.

◆ histogram

png_colorp int int png_uint_16p histogram

Definition at line 1720 of file png.h.

◆ i

unsigned int i

Definition at line 2735 of file png.h.

◆ image

png_bytepp image

Definition at line 1772 of file png.h.

◆ info_fn

png_voidp png_progressive_info_ptr info_fn

Definition at line 2032 of file png.h.

◆ info_ptr

png_infop info_ptr

Definition at line 1571 of file png.h.

◆ info_ptr_ptr

png_infopp info_ptr_ptr

Definition at line 1799 of file png.h.

◆ int

typedef int

Definition at line 1113 of file png.h.

◆ int_blue_x

png_infop 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 2258 of file png.h.

◆ int_blue_y

png_infop 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 2258 of file png.h.

◆ int_file_gamma

png_infop png_fixed_point int_file_gamma

Definition at line 2286 of file png.h.

◆ int_green_x

png_infop png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point int_green_x

Definition at line 2258 of file png.h.

◆ int_green_y

png_infop png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point png_fixed_point int_green_y

Definition at line 2258 of file png.h.

◆ int_red_x

png_infop png_fixed_point png_fixed_point png_fixed_point int_red_x

Definition at line 2258 of file png.h.

◆ int_red_y

png_infop png_fixed_point png_fixed_point png_fixed_point png_fixed_point int_red_y

Definition at line 2258 of file png.h.

◆ int_white_x

png_infop png_fixed_point int_white_x

Definition at line 2258 of file png.h.

◆ int_white_y

png_infop png_fixed_point png_fixed_point int_white_y

Definition at line 2258 of file png.h.

◆ intent

png_infop int intent

Definition at line 2370 of file png.h.

◆ interlace_method

png_infop png_uint_32 png_uint_32 int int int interlace_method

Definition at line 2309 of file png.h.

◆ io_ptr

png_voidp io_ptr

Definition at line 1974 of file png.h.

◆ keep

int keep

Definition at line 2483 of file png.h.

◆ length

png_bytep png_size_t length

Definition at line 1541 of file png.h.

◆ level

int level

Definition at line 1926 of file png.h.

◆ location

png_infop int int location

Definition at line 2487 of file png.h.

◆ malloc_fn

png_voidp png_malloc_ptr malloc_fn

Definition at line 1530 of file png.h.

◆ mask

png_infop int mask

Definition at line 2081 of file png.h.

◆ maximum_colors

png_colorp int int maximum_colors

Definition at line 1720 of file png.h.

◆ mem_level

int mem_level

Definition at line 1929 of file png.h.

◆ mem_ptr

png_voidp mem_ptr

Definition at line 1530 of file png.h.

◆ method

int method

Definition at line 1847 of file png.h.

◆ mmx_bitdepth_threshold

png_byte mmx_bitdepth_threshold

Definition at line 2638 of file png.h.

◆ mmx_rowbytes_threshold

png_byte png_uint_32 mmx_rowbytes_threshold

Definition at line 2638 of file png.h.

◆ mng_features_permitted

png_uint_32 mng_features_permitted

Definition at line 2572 of file png.h.

◆ mod_time

png_infop png_timep mod_time

Definition at line 2425 of file png.h.

◆ name

png_infop png_charp name

Definition at line 2382 of file png.h.

◆ need_expand

png_color_16p int int need_expand

Definition at line 1703 of file png.h.

◆ nentries

png_infop png_sPLT_tp int nentries

Definition at line 2401 of file png.h.

◆ new_row

png_bytep png_bytep new_row

Definition at line 2048 of file png.h.

◆ nparams

png_infop png_charp png_int_32 png_int_32 int int nparams

Definition at line 2332 of file png.h.

◆ nrows

int nrows

Definition at line 1744 of file png.h.

◆ num

png_infop png_uint_32 int num

Definition at line 1502 of file png.h.

◆ num_bytes

int num_bytes

Definition at line 1489 of file png.h.

◆ num_chunks

int png_bytep int num_chunks

Definition at line 2483 of file png.h.

◆ num_palette

png_infop png_colorp int num_palette

Definition at line 1720 of file png.h.

◆ num_rows

png_bytepp png_uint_32 num_rows

Definition at line 1759 of file png.h.

◆ num_text

png_infop png_textp int num_text

Definition at line 2407 of file png.h.

◆ num_to_check

png_size_t png_size_t num_to_check

Definition at line 1496 of file png.h.

◆ num_trans

png_infop png_bytep int num_trans

Definition at line 2435 of file png.h.

◆ num_unknowns

png_infop png_unknown_chunkp int num_unknowns

Definition at line 2485 of file png.h.

◆ num_weights

int int num_weights

Definition at line 1905 of file png.h.

◆ offset_x

png_infop png_int_32 offset_x

Definition at line 2320 of file png.h.

◆ offset_y

png_infop png_int_32 png_int_32 offset_y

Definition at line 2320 of file png.h.

◆ old_row

png_bytep old_row

Definition at line 2048 of file png.h.

◆ output_flush_fn

png_voidp png_rw_ptr png_flush_ptr output_flush_fn

Definition at line 1974 of file png.h.

◆ palette

png_infop png_colorp palette

Definition at line 1637 of file png.h.

◆ params

png_infop int png_voidp params

Definition at line 2332 of file png.h.

◆ png_bytep

typedef png_bytep

Definition at line 1111 of file png.h.

◆ png_const_charp

typedef png_const_charp

Definition at line 1110 of file png.h.

◆ png_info_struct_size

png_size_t png_info_struct_size

Definition at line 1567 of file png.h.

◆ png_size_t

typedef png_size_t

Definition at line 1111 of file png.h.

◆ png_uint_32

typedef png_uint_32

Definition at line 1113 of file png.h.

◆ profile

png_infop png_charp int png_charp profile

Definition at line 2382 of file png.h.

◆ proflen

png_infop png_charp int png_charp png_uint_32 proflen

Definition at line 2382 of file png.h.

◆ progressive_ptr

png_voidp progressive_ptr

Definition at line 2032 of file png.h.

◆ ptime

png_timep ptime

Definition at line 1583 of file png.h.

◆ ptr

png_voidp ptr

Definition at line 2063 of file png.h.

◆ purpose

png_infop png_charp purpose

Definition at line 2332 of file png.h.

◆ read_data_fn

png_voidp png_rw_ptr read_data_fn

Definition at line 1978 of file png.h.

◆ read_row_fn

png_read_status_ptr read_row_fn

Definition at line 1984 of file png.h.

◆ read_user_chunk_fn

png_voidp png_user_chunk_ptr read_user_chunk_fn

Definition at line 2022 of file png.h.

◆ read_user_transform_fn

png_user_transform_ptr read_user_transform_fn

Definition at line 2000 of file png.h.

◆ red

int png_fixed_point red

Definition at line 1628 of file png.h.

◆ red_x

png_infop double double double red_x

Definition at line 2252 of file png.h.

◆ red_y

png_infop double double double double red_y

Definition at line 2252 of file png.h.

◆ res_x

png_infop png_uint_32 res_x

Definition at line 2344 of file png.h.

◆ res_y

png_infop png_uint_32 png_uint_32 res_y

Definition at line 2344 of file png.h.

◆ row

png_bytepp row

Definition at line 1759 of file png.h.

◆ row_fn

png_voidp png_progressive_info_ptr png_progressive_row_ptr row_fn

Definition at line 2032 of file png.h.

◆ row_pointers

png_infop png_bytepp row_pointers

Definition at line 2173 of file png.h.

◆ s1

png_voidp s1

Definition at line 2110 of file png.h.

◆ s2

png_voidp png_voidp s2

Definition at line 2110 of file png.h.

◆ screen_gamma

double screen_gamma

Definition at line 1728 of file png.h.

◆ sig_bit

png_infop png_color_8p sig_bit

Definition at line 2360 of file png.h.

◆ size

png_voidp int png_uint_32 size

Definition at line 1521 of file png.h.

◆ start

png_size_t start

Definition at line 1496 of file png.h.

◆ strategy

int strategy

Definition at line 1932 of file png.h.

◆ strip_mode

png_uint_32 strip_mode

Definition at line 2652 of file png.h.

◆ text_ptr

png_infop png_textp text_ptr

Definition at line 2407 of file png.h.

◆ trans

png_infop png_bytep trans

Definition at line 2435 of file png.h.

◆ trans_values

png_infop png_bytep int png_color_16p trans_values

Definition at line 2435 of file png.h.

◆ transforms

png_infop int transforms

Definition at line 2505 of file png.h.

◆ true_bits

png_color_8p true_bits

Definition at line 1685 of file png.h.

◆ ttime

time_t ttime

Definition at line 1591 of file png.h.

◆ type

png_infop png_charp png_int_32 png_int_32 int type

Definition at line 2332 of file png.h.

◆ unit

png_infop int unit

Definition at line 2451 of file png.h.

◆ unit_type

png_infop png_uint_32 png_uint_32 int unit_type

Definition at line 2320 of file png.h.

◆ units

png_infop png_charp png_int_32 png_int_32 int int png_charp units

Definition at line 2332 of file png.h.

◆ unknowns

png_infop png_unknown_chunkp unknowns

Definition at line 2485 of file png.h.

◆ user_chunk_ptr

png_voidp user_chunk_ptr

Definition at line 2022 of file png.h.

◆ user_height_max

png_uint_32 png_uint_32 user_height_max

Definition at line 2660 of file png.h.

◆ user_transform_channels

png_voidp int int user_transform_channels

Definition at line 2013 of file png.h.

◆ user_transform_depth

png_voidp int user_transform_depth

Definition at line 2013 of file png.h.

◆ user_transform_ptr

png_voidp user_transform_ptr

Definition at line 2013 of file png.h.

◆ user_width_max

png_uint_32 user_width_max

Definition at line 2660 of file png.h.

◆ value

png_voidp int value

Definition at line 2113 of file png.h.

◆ warn_fn

png_voidp png_error_ptr png_error_ptr warn_fn

Definition at line 1506 of file png.h.

◆ warning_fn

png_voidp png_error_ptr png_error_ptr warning_fn

Definition at line 1963 of file png.h.

◆ warning_message

png_const_charp warning_message

Definition at line 2136 of file png.h.

◆ white_x

png_infop double white_x

Definition at line 2252 of file png.h.

◆ white_y

png_infop double double white_y

Definition at line 2252 of file png.h.

◆ width

png_infop int double width

Definition at line 2309 of file png.h.

◆ window_bits

int window_bits

Definition at line 1935 of file png.h.

◆ write_data_fn

png_voidp png_rw_ptr write_data_fn

Definition at line 1974 of file png.h.

◆ write_row_fn

png_write_status_ptr write_row_fn

Definition at line 1987 of file png.h.

◆ write_user_transform_fn

png_user_transform_ptr write_user_transform_fn

Definition at line 2006 of file png.h.

◆ X0

png_infop png_charp png_int_32 X0

Definition at line 2332 of file png.h.

◆ X1

png_infop png_charp png_int_32 png_int_32 X1

Definition at line 2332 of file png.h.

Classes

Macros

Typedefs

Functions

Variables

Macro Definition Documentation

◆ int_p_NULL

◆ PNG_AFTER_IDAT

◆ PNG_ALL_FILTERS

◆ PNG_ALL_MNG_FEATURES

◆ PNG_ASM_FLAG_MMX_READ_COMBINE_ROW

◆ PNG_ASM_FLAG_MMX_READ_FILTER_AVG

◆ PNG_ASM_FLAG_MMX_READ_FILTER_PAETH

◆ PNG_ASM_FLAG_MMX_READ_FILTER_SUB

◆ PNG_ASM_FLAG_MMX_READ_FILTER_UP

◆ PNG_ASM_FLAG_MMX_READ_INTERLACE

◆ PNG_ASM_FLAG_MMX_SUPPORT_COMPILED

◆ PNG_ASM_FLAG_MMX_SUPPORT_IN_CPU

◆ PNG_ASM_FLAGS_INITIALIZED

◆ PNG_BACKGROUND_GAMMA_FILE

◆ PNG_BACKGROUND_GAMMA_SCREEN

◆ PNG_BACKGROUND_GAMMA_UNIQUE

◆ PNG_BACKGROUND_GAMMA_UNKNOWN

◆ png_bytep_NULL

◆ png_bytepp_NULL

◆ PNG_CHUNK_NAME_LENGTH

◆ 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_debug

◆ png_debug1

◆ png_debug2

◆ PNG_DESTROY_WILL_FREE_DATA

◆ png_doublep_NULL

◆ PNG_EQUATION_ARBITRARY

◆ PNG_EQUATION_BASE_E

◆ PNG_EQUATION_HYPERBOLIC

◆ PNG_EQUATION_LAST

◆ PNG_EQUATION_LINEAR

◆ png_error_ptr_NULL

◆ 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_flush_ptr_NULL

◆ PNG_FREE_ALL