Package org.lwjgl.util.spng

@NullMarked package org.lwjgl.util.spng

Contains bindings to libspbg (simple png), a C library for reading and writing Portable Network Graphics (PNG) format files with a focus on security and easy of use.

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Class	Description
SPNG
spng_alloc	struct spng_alloc { {@link spng_malloc_fnI spng_malloc_fn} * malloc_fn; {@link spng_realloc_fnI spng_realloc_fn} * realloc_fn; {@link spng_calloc_fnI spng_calloc_fn} * calloc_fn; {@link spng_free_fnI spng_free_fn} * free_fn; }
spng_alloc.Buffer	An array of spng_alloc structs.
spng_bkgd	struct spng_bkgd { uint16_t gray; uint16_t red; uint16_t green; uint16_t blue; uint16_t plte_index; }
spng_bkgd.Buffer	An array of spng_bkgd structs.
spng_calloc_fn	Callback function: spng_calloc_fn
spng_calloc_fnI	Callback function: spng_calloc_fn
spng_chrm	struct spng_chrm { double white_point_x; double white_point_y; double red_x; double red_y; double green_x; double green_y; double blue_x; double blue_y; }
spng_chrm_int	struct spng_chrm_int { uint32_t white_point_x; uint32_t white_point_y; uint32_t red_x; uint32_t red_y; uint32_t green_x; uint32_t green_y; uint32_t blue_x; uint32_t blue_y; }
spng_chrm_int.Buffer	An array of spng_chrm_int structs.
spng_chrm.Buffer	An array of spng_chrm structs.
spng_chunk	struct spng_chunk { size_t offset; uint32_t length; uint8_t type[4]; uint32_t crc; }
spng_chunk.Buffer	An array of spng_chunk structs.
spng_exif	struct spng_exif { size_t length; char * data; }
spng_exif.Buffer	An array of spng_exif structs.
spng_free_fn	Callback function: spng_free_fn
spng_free_fnI	Callback function: spng_free_fn
spng_hist	struct spng_hist { uint16_t frequency[256]; }
spng_hist.Buffer	An array of spng_hist structs.
spng_iccp	struct spng_iccp { char profile_name[80]; size_t profile_len; char * profile; }
spng_iccp.Buffer	An array of spng_iccp structs.
spng_ihdr	struct spng_ihdr { uint32_t width; uint32_t height; uint8_t bit_depth; uint8_t color_type; uint8_t compression_method; uint8_t filter_method; uint8_t interlace_method; }
spng_ihdr.Buffer	An array of spng_ihdr structs.
spng_malloc_fn	Callback function: spng_malloc_fn
spng_malloc_fnI	Callback function: spng_malloc_fn
spng_offs	struct spng_offs { int32_t x; int32_t y; uint8_t unit_specifier; }
spng_offs.Buffer	An array of spng_offs structs.
spng_phys	struct spng_phys { uint32_t ppu_x; uint32_t ppu_y; uint8_t unit_specifier; }
spng_phys.Buffer	An array of spng_phys structs.
spng_plte	struct spng_plte { uint32_t n_entries; {@link spng_plte_entry struct spng_plte_entry} entries[256]; }
spng_plte_entry	struct spng_plte_entry { uint8_t red; uint8_t green; uint8_t blue; uint8_t alpha; }
spng_plte_entry.Buffer	An array of spng_plte_entry structs.
spng_plte.Buffer	An array of spng_plte structs.
spng_realloc_fn	Callback function: spng_realloc_fn
spng_realloc_fnI	Callback function: spng_realloc_fn
spng_row_info	struct spng_row_info { uint32_t scanline_idx; uint32_t row_num; int pass; uint8_t filter; }
spng_row_info.Buffer	An array of spng_row_info structs.
spng_rw_fn	Callback function: spng_rw_fn *
spng_rw_fnI	Callback function: spng_rw_fn *
spng_sbit	struct spng_sbit { uint8_t grayscale_bits; uint8_t red_bits; uint8_t green_bits; uint8_t blue_bits; uint8_t alpha_bits; }
spng_sbit.Buffer	An array of spng_sbit structs.
spng_splt	struct spng_splt { char name[80]; uint8_t sample_depth; uint32_t n_entries; {@link spng_splt_entry struct spng_splt_entry} * entries; }
spng_splt_entry	struct spng_splt_entry { uint16_t red; uint16_t green; uint16_t blue; uint16_t alpha; uint16_t frequency; }
spng_splt_entry.Buffer	An array of spng_splt_entry structs.
spng_splt.Buffer	An array of spng_splt structs.
spng_text	struct spng_text { char keyword[80]; int type; size_t length; char * text; uint8_t compression_flag; uint8_t compression_method; char * language_tag; char * translated_keyword; }
spng_text.Buffer	An array of spng_text structs.
spng_time	struct spng_time { uint16_t year; uint8_t month; uint8_t day; uint8_t hour; uint8_t minute; uint8_t second; }
spng_time.Buffer	An array of spng_time structs.
spng_trns	struct spng_trns { uint16_t gray; uint16_t red; uint16_t green; uint16_t blue; uint32_t n_type3_entries; uint8_t type3_alpha[256]; }
spng_trns.Buffer	An array of spng_trns structs.
spng_unknown_chunk	struct spng_unknown_chunk { uint8_t type[4]; size_t length; void * data; spng_location location; }
spng_unknown_chunk.Buffer	An array of spng_unknown_chunk structs.