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OpenSolaris 2009.06 - man page for libpngpf (opensolaris section 3)

libpngpf(3)							C Library Functions						       libpngpf(3)

NAME
libpng - Portable Network Graphics (PNG) Reference Library 1.0.12 (private functions)
SYNOPSIS
#include <png.h> cc [ flag ...] -I/usr/sfw/include file [ library ... ] - L/usr/sfw/lib -R/usr/sfw/lib -lpng void png_build_gamma_table (png_structp png_ptr); void png_build_grayscale_palette (int bit_depth, png_colorp palette); void png_calculate_crc (png_structp png_ptr, png_bytep ptr, png_size_t length); void png_check_chunk_name (png_structp png_ptr, png_bytep chunk_name); png_size_t png_check_keyword (png_structp png_ptr, png_charp key, png_charpp new_key); void png_combine_row (png_structp png_ptr, png_bytep row, int mask); void png_correct_palette (png_structp png_ptr, png_colorp palette, int num_palette); int png_crc_error (png_structp png_ptr); int png_crc_finish (png_structp png_ptr, png_uint_32 skip); void png_crc_read (png_structp png_ptr, png_bytep buf, png_size_t length); png_voidp png_create_struct (int type, png_malloc_ptr malloc_fn); png_voidp png_create_struct_2 (int type); png_charp png_decompress_chunk (png_structp png_ptr, int comp_type, png_charp chunkdata, png_size_t chunklength, png_size_t prefix_length, png_size_t *data_length); void png_destroy_struct (png_voidp struct_ptr); void png_destroy_struct_2 (png_voidp struct_ptr, png_free_ptr free_fn); void png_do_background (png_row_infop row_info, png_bytep row, png_color_16p trans_values, png_color_16p background, png_color_16p background_1, png_bytep gamma_table, png_bytep gamma_from_1, png_bytep gamma_to_1, png_uint_16pp gamma_16, png_uint_16pp gamma_16_from_1, png_uint_16pp gamma_16_to_1, int gamma_shift); void png_do_bgr (png_row_infop row_info, png_bytep row); void png_do_chop (png_row_infop row_info, png_bytep row); void png_do_dither (png_row_infop row_info, png_bytep row, png_bytep palette_lookup, png_bytep dither_lookup); void png_do_expand (png_row_infop row_info, png_bytep row, png_color_16p trans_value); void png_do_expand_palette (png_row_infop row_info, png_bytep row, png_colorp palette, png_bytep trans, int num_trans); void png_do_gamma (png_row_infop row_info, png_bytep row, png_bytep gamma_table, png_uint_16pp gamma_16_table, int gamma_shift); void png_do_gray_to_rgb (png_row_infop row_info, png_bytep row); void png_do_invert (png_row_infop row_info, png_bytep row); void png_do_pack (png_row_infop row_info, png_bytep row, png_uint_32 bit_depth); void png_do_packswap (png_row_infop row_info, png_bytep row); void png_do_read_filler (png_row_infop row_info, png_bytep row, png_uint_32 filler, png_uint_32 flags); void png_do_read_interlace (png_row_infop row_info, png_bytep row, int pass, png_uint_32 transformations); void png_do_read_invert_alpha (png_row_infop row_info, png_bytep row); void png_do_read_swap_alpha (png_row_infop row_info, png_bytep row); void png_do_read_transformations (png_structp png_ptr); int png_do_rgb_to_gray (png_row_infop row_info, png_bytep row); void png_do_shift (png_row_infop row_info, png_bytep row, png_color_8p bit_depth); void png_do_strip_filler (png_row_infop row_info, png_bytep row, png_uint_32 flags); void png_do_swap (png_row_infop row_info, png_bytep row); void png_do_unpack (png_row_infop row_info, png_bytep row); void png_do_unshift (png_row_infop row_info, png_bytep row, png_color_8p sig_bits); void png_do_write_interlace (png_row_infop row_info, png_bytep row, int pass); void png_do_write_invert_alpha (png_row_infop row_info, png_bytep row); void png_do_write_swap_alpha (png_row_infop row_info, png_bytep row); void png_do_write_transformations (png_structp png_ptr); void *png_far_to_near (png_structp png_ptr,png_voidp ptr, int check); void png_flush (png_structp png_ptr); png_int_32 png_get_int_32 (png_bytep buf); png_uint_16 png_get_uint_16 (png_bytep buf); png_uint_32 png_get_uint_32 (png_bytep buf); int png_handle_as_unknown (png_structp png_ptr, png_bytep chunk_name); void png_handle_bKGD (png_structp png_ptr, png_infop info_ptr, png_uint_32 length); void png_handle_cHRM (png_structp png_ptr, png_infop info_ptr, png_uint_32 length); void png_handle_gAMA (png_structp png_ptr, png_infop info_ptr, png_uint_32 length); void png_handle_hIST (png_structp png_ptr, png_infop info_ptr, png_uint_32 length); void png_handle_IEND (png_structp png_ptr, png_infop info_ptr, png_uint_32 length); void png_handle_IHDR (png_structp png_ptr, png_infop info_ptr, png_uint_32 length); void png_handle_iCCP (png_structp png_ptr, png_infop info_ptr, png_uint_32 length); void png_handle_iTXt (png_structp png_ptr, png_infop info_ptr, png_uint_32 length); void png_handle_oFFs (png_structp png_ptr, png_infop info_ptr, png_uint_32 length); void png_handle_pCAL (png_structp png_ptr, png_infop info_ptr, png_uint_32 length); void png_handle_pHYs (png_structp png_ptr, png_infop info_ptr, png_uint_32 length); void png_handle_PLTE (png_structp png_ptr, png_infop info_ptr, png_uint_32 length); void png_handle_sBIT (png_structp png_ptr, png_infop info_ptr, png_uint_32 length); void png_handle_sCAL (png_structp png_ptr, png_infop info_ptr, png_uint_32 length); void png_handle_sPLT (png_structp png_ptr, png_infop info_ptr, png_uint_32 length); void png_handle_sRGB (png_structp png_ptr, png_infop info_ptr, png_uint_32 length); void png_handle_tEXt (png_structp png_ptr, png_infop info_ptr, png_uint_32 length); void png_handle_tIME (png_structp png_ptr, png_infop info_ptr, png_uint_32 length); void png_handle_tRNS (png_structp png_ptr, png_infop info_ptr, png_uint_32 length); void png_handle_unknown (png_structp png_ptr, png_infop info_ptr, png_uint_32 length); void png_handle_zTXt (png_structp png_ptr, png_infop info_ptr, png_uint_32 length); void png_info_destroy (png_structp png_ptr, png_infop info_ptr); void png_init_read_transformations (png_structp png_ptr); void png_process_IDAT_data (png_structp png_ptr, png_bytep buffer, png_size_t buffer_length); void png_process_some_data (png_structp png_ptr, png_infop info_ptr); void png_push_check_crc (png_structp png_ptr); void png_push_crc_finish (png_structp png_ptr); void png_push_crc_skip (png_structp png_ptr, png_uint_32 length); void png_push_fill_buffer (png_structp png_ptr, png_bytep buffer, png_size_t length); void png_push_handle_tEXt (png_structp png_ptr, png_infop info_ptr, png_uint_32 length); void png_push_handle_unknown (png_structp png_ptr, png_infop info_ptr, png_uint_32 length); void png_push_handle_zTXt (png_structp png_ptr, png_infop info_ptr, png_uint_32 length); void png_push_have_end (png_structp png_ptr, png_infop info_ptr); void png_push_have_info (png_structp png_ptr, png_infop info_ptr); void png_push_have_row (png_structp png_ptr, png_bytep row); void png_push_process_row (png_structp png_ptr); void png_push_read_chunk (png_structp png_ptr, png_infop info_ptr); void png_push_read_end (png_structp png_ptr, png_infop info_ptr); void png_push_read_IDAT (png_structp png_ptr); void png_push_read_sig (png_structp png_ptr, png_infop info_ptr); void png_push_read_tEXt (png_structp png_ptr, png_infop info_ptr); void png_push_read_zTXt (png_structp png_ptr, png_infop info_ptr); void png_push_restore_buffer (png_structp png_ptr, png_bytep buffer, png_size_t buffer_length); void png_push_save_buffer (png_structp png_ptr); void png_read_data (png_structp png_ptr, png_bytep data, png_size_t length); void png_read_filter_row (png_structp png_ptr, png_row_infop row_info, png_bytep row, png_bytep prev_row, int filter); void png_read_finish_row (png_structp png_ptr); void png_read_push_finish_row (png_structp png_ptr); void png_read_start_row (png_structp png_ptr); void png_read_transform_info (png_structp png_ptr, png_infop info_ptr); void png_reset_crc (png_structp png_ptr); void png_save_int_32 (png_bytep buf, png_int_32 i); void png_save_uint_16 (png_bytep buf, unsigned int i); void png_save_uint_32 (png_bytep buf, png_uint_32 i); void png_write_bKGD (png_structp png_ptr, png_color_16p values, int color_type); void png_write_cHRM (png_structp png_ptr, double white_x, double white_y, double red_x, double red_y, double green_x, double green_y, double blue_x, double blue_y); void png_write_cHRM_fixed (png_structp png_ptr, png_uint_32 white_x, png_uint_32 white_y, png_uint_32 red_x, png_uint_32 red_y, png_uint_32 green_x, png_uint_32 green_y, png_uint_32 blue_x, png_uint_32 blue_y); void png_write_data (png_structp png_ptr, png_bytep data, png_size_t length); void png_write_filtered_row (png_structp png_ptr, png_bytep filtered_row); void png_write_find_filter (png_structp png_ptr, png_row_infop row_info); void png_write_finish_row (png_structp png_ptr); void png_write_gAMA (png_structp png_ptr, double file_gamma); void png_write_gAMA_fixed (png_structp png_ptr, png_uint_32 int_file_gamma); void png_write_hIST (png_structp png_ptr, png_uint_16p hist, int num_hist); void png_write_iCCP (png_structp png_ptr, png_charp name, int compression_type, png_charp profile, int proflen); void png_write_IDAT (png_structp png_ptr, png_bytep data, png_size_t length); void png_write_IEND (png_structp png_ptr); void png_write_IHDR (png_structp png_ptr, png_uint_32 width, png_uint_32 height, int bit_depth, int color_type, int compression_type, int filter_type, int interlace_type); void png_write_iTXt (png_structp png_ptr, int compression, png_charp key, png_charp lang, png_charp translated_key, png_charp text)); void png_write_oFFs (png_structp png_ptr, png_uint_32 x_offset, png_uint_32 y_offset, int unit_type); void png_write_pCAL (png_structp png_ptr, png_charp purpose, png_int_32 X0, png_int_32 X1, int type, int nparams, png_charp units, png_charpp params); void png_write_pHYs (png_structp png_ptr, png_uint_32 x_pixels_per_unit, png_uint_32 y_pixels_per_unit, int unit_type); void png_write_PLTE (png_structp png_ptr, png_colorp palette, png_uint_32 num_pal); void png_write_sBIT (png_structp png_ptr, png_color_8p sbit, int color_type); void png_write_sCAL (png_structp png_ptr, png_charp unit, double width, double height); void png_write_sCAL_s (png_structp png_ptr, png_charp unit, png_charp width, png_charp height); void png_write_sig (png_structp png_ptr); void png_write_sRGB (png_structp png_ptr, int intent); void png_write_sPLT (png_structp png_ptr, png_spalette_p palette); void png_write_start_row (png_structp png_ptr); void png_write_tEXt (png_structp png_ptr, png_charp key, png_charp text, png_size_t text_len); void png_write_tIME (png_structp png_ptr, png_timep mod_time); void png_write_tRNS (png_structp png_ptr, png_bytep trans, png_color_16p values, int number, int color_type); void png_write_zTXt (png_structp png_ptr, png_charp key, png_charp text, png_size_t text_len, int compression); voidpf png_zalloc (voidpf png_ptr, uInt items, uInt size); void png_zfree (voidpf png_ptr, voidpf ptr);
DESCRIPTION
The functions listed above are used privately by libpng and are not recommended for use by applications. The functions are listed alphabet- ically here as an aid to libpng maintainers. See png.h for more information about these functions.
ATTRIBUTES
See attributes(5) for descriptions of the following attributes: +-----------------------------+-----------------------------+ | ATTRIBUTE TYPE | ATTRIBUTE VALUE | +-----------------------------+-----------------------------+ |Availability |SUNWpng | +-----------------------------+-----------------------------+ |Interface stability |Uncommitted | +-----------------------------+-----------------------------+
SEE ALSO
libpng(3), png(4), attributes(5)
NOTES
This man page was originally written by Glenn Randers-Pehrson. Updated by Breda McColgan, Sun Microsystems Inc., 2004. SunOS 5.11 26 Mar 2004 libpngpf(3)