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Commit | Line | Data |
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2b5f62a0 | 1 | .TH LIBPNGPF 3 "September 18, 2002" |
75b6e0a0 | 2 | .SH NAME |
2b5f62a0 | 3 | libpng \- Portable Network Graphics (PNG) Reference Library 1.2.5rc3 |
75b6e0a0 GD |
4 | (private functions) |
5 | .SH SYNOPSIS | |
4946a942 | 6 | \fB#include <png.h>\fP |
75b6e0a0 | 7 | |
4946a942 | 8 | \fI\fB |
75b6e0a0 | 9 | |
4946a942 | 10 | \fBvoid png_build_gamma_table (png_structp \fIpng_ptr\fP\fB);\fP |
75b6e0a0 | 11 | |
4946a942 | 12 | \fI\fB |
75b6e0a0 | 13 | |
4946a942 | 14 | \fBvoid png_build_grayscale_palette (int \fP\fIbit_depth\fP\fB, png_colorp \fIpalette\fP\fB);\fP |
75b6e0a0 | 15 | |
4946a942 | 16 | \fI\fB |
75b6e0a0 | 17 | |
4946a942 | 18 | \fBvoid png_calculate_crc (png_structp \fP\fIpng_ptr\fP\fB, png_bytep \fP\fIptr\fP\fB, png_size_t \fIlength\fP\fB);\fP |
75b6e0a0 | 19 | |
4946a942 | 20 | \fI\fB |
75b6e0a0 | 21 | |
4946a942 | 22 | \fBvoid png_check_chunk_name (png_structp \fP\fIpng_ptr\fP\fB, png_bytep \fIchunk_name\fP\fB);\fP |
75b6e0a0 | 23 | |
4946a942 | 24 | \fI\fB |
75b6e0a0 | 25 | |
4946a942 | 26 | \fBpng_size_t png_check_keyword (png_structp \fP\fIpng_ptr\fP\fB, png_charp \fP\fIkey\fP\fB, png_charpp \fInew_key\fP\fB);\fP |
75b6e0a0 | 27 | |
4946a942 | 28 | \fI\fB |
75b6e0a0 | 29 | |
4946a942 | 30 | \fBvoid png_combine_row (png_structp \fP\fIpng_ptr\fP\fB, png_bytep \fP\fIrow\fP\fB, int \fImask\fP\fB);\fP |
75b6e0a0 | 31 | |
4946a942 | 32 | \fI\fB |
75b6e0a0 | 33 | |
4946a942 | 34 | \fBvoid png_correct_palette (png_structp \fP\fIpng_ptr\fP\fB, png_colorp \fP\fIpalette\fP\fB, int \fInum_palette\fP\fB);\fP |
75b6e0a0 | 35 | |
4946a942 | 36 | \fI\fB |
75b6e0a0 | 37 | |
4946a942 | 38 | \fBint png_crc_error (png_structp \fIpng_ptr\fP\fB);\fP |
75b6e0a0 | 39 | |
4946a942 | 40 | \fI\fB |
75b6e0a0 | 41 | |
4946a942 | 42 | \fBint png_crc_finish (png_structp \fP\fIpng_ptr\fP\fB, png_uint_32 \fIskip\fP\fB);\fP |
75b6e0a0 | 43 | |
4946a942 | 44 | \fI\fB |
75b6e0a0 | 45 | |
4946a942 | 46 | \fBvoid png_crc_read (png_structp \fP\fIpng_ptr\fP\fB, png_bytep \fP\fIbuf\fP\fB, png_size_t \fIlength\fP\fB);\fP |
75b6e0a0 | 47 | |
4946a942 | 48 | \fI\fB |
75b6e0a0 | 49 | |
4946a942 | 50 | \fBpng_voidp png_create_struct (int \fItype\fP\fB);\fP |
75b6e0a0 | 51 | |
4946a942 | 52 | \fI\fB |
75b6e0a0 | 53 | |
4946a942 | 54 | \fBpng_voidp png_create_struct_2 (int \fP\fItype\fP\fB, png_malloc_ptr \fP\fImalloc_fn\fP\fB, png_voidp \fImem_ptr\fP\fB);\fP |
75b6e0a0 | 55 | |
4946a942 | 56 | \fI\fB |
75b6e0a0 | 57 | |
4946a942 | 58 | \fBpng_charp png_decompress_chunk (png_structp \fP\fIpng_ptr\fP\fB, int \fP\fIcomp_type\fP\fB, png_charp \fP\fIchunkdata\fP\fB, png_size_t \fP\fIchunklength\fP\fB, png_size_t \fP\fIprefix_length\fP\fB, png_size_t \fI*data_length\fP\fB);\fP |
75b6e0a0 | 59 | |
4946a942 | 60 | \fI\fB |
75b6e0a0 | 61 | |
4946a942 | 62 | \fBvoid png_destroy_struct (png_voidp \fIstruct_ptr\fP\fB);\fP |
75b6e0a0 | 63 | |
4946a942 | 64 | \fI\fB |
75b6e0a0 | 65 | |
4946a942 | 66 | \fBvoid png_destroy_struct_2 (png_voidp \fP\fIstruct_ptr\fP\fB, png_free_ptr \fP\fIfree_fn\fP\fB, png_voidp \fImem_ptr\fP\fB);\fP |
75b6e0a0 | 67 | |
4946a942 | 68 | \fI\fB |
75b6e0a0 | 69 | |
4946a942 | 70 | \fBvoid png_do_background (png_row_infop \fP\fIrow_info\fP\fB, png_bytep \fP\fIrow\fP\fB, png_color_16p \fP\fItrans_values\fP\fB, png_color_16p \fP\fIbackground\fP\fB, png_color_16p \fP\fIbackground_1\fP\fB, png_bytep \fP\fIgamma_table\fP\fB, png_bytep \fP\fIgamma_from_1\fP\fB, png_bytep \fP\fIgamma_to_1\fP\fB, png_uint_16pp \fP\fIgamma_16\fP\fB, png_uint_16pp \fP\fIgamma_16_from_1\fP\fB, png_uint_16pp \fP\fIgamma_16_to_1\fP\fB, int \fIgamma_shift\fP\fB);\fP |
75b6e0a0 | 71 | |
4946a942 | 72 | \fI\fB |
75b6e0a0 | 73 | |
4946a942 | 74 | \fBvoid png_do_bgr (png_row_infop \fP\fIrow_info\fP\fB, png_bytep \fIrow\fP\fB);\fP |
75b6e0a0 | 75 | |
4946a942 | 76 | \fI\fB |
75b6e0a0 | 77 | |
4946a942 | 78 | \fBvoid png_do_chop (png_row_infop \fP\fIrow_info\fP\fB, png_bytep \fIrow\fP\fB);\fP |
75b6e0a0 | 79 | |
4946a942 | 80 | \fI\fB |
75b6e0a0 | 81 | |
4946a942 | 82 | \fBvoid png_do_dither (png_row_infop \fP\fIrow_info\fP\fB, png_bytep \fP\fIrow\fP\fB, png_bytep \fP\fIpalette_lookup\fP\fB, png_bytep \fIdither_lookup\fP\fB);\fP |
75b6e0a0 | 83 | |
4946a942 | 84 | \fI\fB |
75b6e0a0 | 85 | |
4946a942 | 86 | \fBvoid png_do_expand (png_row_infop \fP\fIrow_info\fP\fB, png_bytep \fP\fIrow\fP\fB, png_color_16p \fItrans_value\fP\fB);\fP |
75b6e0a0 | 87 | |
4946a942 | 88 | \fI\fB |
75b6e0a0 | 89 | |
4946a942 | 90 | \fBvoid png_do_expand_palette (png_row_infop \fP\fIrow_info\fP\fB, png_bytep \fP\fIrow\fP\fB, png_colorp \fP\fIpalette\fP\fB, png_bytep \fP\fItrans\fP\fB, int \fInum_trans\fP\fB);\fP |
75b6e0a0 | 91 | |
4946a942 | 92 | \fI\fB |
75b6e0a0 | 93 | |
4946a942 | 94 | \fBvoid png_do_gamma (png_row_infop \fP\fIrow_info\fP\fB, png_bytep \fP\fIrow\fP\fB, png_bytep \fP\fIgamma_table\fP\fB, png_uint_16pp \fP\fIgamma_16_table\fP\fB, int \fIgamma_shift\fP\fB);\fP |
75b6e0a0 | 95 | |
4946a942 | 96 | \fI\fB |
75b6e0a0 | 97 | |
4946a942 | 98 | \fBvoid png_do_gray_to_rgb (png_row_infop \fP\fIrow_info\fP\fB, png_bytep \fIrow\fP\fB);\fP |
75b6e0a0 | 99 | |
4946a942 | 100 | \fI\fB |
75b6e0a0 | 101 | |
4946a942 | 102 | \fBvoid png_do_invert (png_row_infop \fP\fIrow_info\fP\fB, png_bytep \fIrow\fP\fB);\fP |
75b6e0a0 | 103 | |
4946a942 | 104 | \fI\fB |
75b6e0a0 | 105 | |
4946a942 | 106 | \fBvoid png_do_pack (png_row_infop \fP\fIrow_info\fP\fB, png_bytep \fP\fIrow\fP\fB, png_uint_32 \fIbit_depth\fP\fB);\fP |
75b6e0a0 | 107 | |
4946a942 | 108 | \fI\fB |
75b6e0a0 | 109 | |
4946a942 | 110 | \fBvoid png_do_packswap (png_row_infop \fP\fIrow_info\fP\fB, png_bytep \fIrow\fP\fB);\fP |
75b6e0a0 | 111 | |
4946a942 | 112 | \fI\fB |
75b6e0a0 | 113 | |
4946a942 | 114 | \fBvoid png_do_read_filler (png_row_infop \fP\fIrow_info\fP\fB, png_bytep \fP\fIrow\fP\fB, png_uint_32 \fP\fIfiller\fP\fB, png_uint_32 \fIflags\fP\fB);\fP |
75b6e0a0 | 115 | |
4946a942 | 116 | \fI\fB |
75b6e0a0 | 117 | |
4946a942 | 118 | \fBvoid png_do_read_interlace (png_row_infop \fP\fIrow_info\fP\fB, png_bytep \fP\fIrow\fP\fB, int \fP\fIpass\fP\fB, png_uint_32 \fItransformations\fP\fB);\fP |
75b6e0a0 | 119 | |
4946a942 | 120 | \fI\fB |
75b6e0a0 | 121 | |
4946a942 | 122 | \fBvoid png_do_read_invert_alpha (png_row_infop \fP\fIrow_info\fP\fB, png_bytep \fIrow\fP\fB);\fP |
75b6e0a0 | 123 | |
4946a942 | 124 | \fI\fB |
75b6e0a0 | 125 | |
4946a942 | 126 | \fBvoid png_do_read_swap_alpha (png_row_infop \fP\fIrow_info\fP\fB, png_bytep \fIrow\fP\fB);\fP |
75b6e0a0 | 127 | |
4946a942 | 128 | \fI\fB |
75b6e0a0 | 129 | |
4946a942 | 130 | \fBvoid png_do_read_transformations (png_structp \fIpng_ptr\fP\fB);\fP |
75b6e0a0 | 131 | |
4946a942 | 132 | \fI\fB |
75b6e0a0 | 133 | |
4946a942 | 134 | \fBint png_do_rgb_to_gray (png_row_infop \fP\fIrow_info\fP\fB, png_bytep \fIrow\fP\fB);\fP |
75b6e0a0 | 135 | |
4946a942 | 136 | \fI\fB |
75b6e0a0 | 137 | |
4946a942 | 138 | \fBvoid png_do_shift (png_row_infop \fP\fIrow_info\fP\fB, png_bytep \fP\fIrow\fP\fB, png_color_8p \fIbit_depth\fP\fB);\fP |
75b6e0a0 | 139 | |
4946a942 | 140 | \fI\fB |
75b6e0a0 | 141 | |
4946a942 | 142 | \fBvoid png_do_strip_filler (png_row_infop \fP\fIrow_info\fP\fB, png_bytep \fP\fIrow\fP\fB, png_uint_32 \fIflags\fP\fB);\fP |
75b6e0a0 | 143 | |
4946a942 | 144 | \fI\fB |
75b6e0a0 | 145 | |
4946a942 | 146 | \fBvoid png_do_swap (png_row_infop \fP\fIrow_info\fP\fB, png_bytep \fIrow\fP\fB);\fP |
75b6e0a0 | 147 | |
4946a942 | 148 | \fI\fB |
75b6e0a0 | 149 | |
4946a942 | 150 | \fBvoid png_do_unpack (png_row_infop \fP\fIrow_info\fP\fB, png_bytep \fIrow\fP\fB);\fP |
75b6e0a0 | 151 | |
4946a942 | 152 | \fI\fB |
75b6e0a0 | 153 | |
4946a942 | 154 | \fBvoid png_do_unshift (png_row_infop \fP\fIrow_info\fP\fB, png_bytep \fP\fIrow\fP\fB, png_color_8p \fIsig_bits\fP\fB);\fP |
75b6e0a0 | 155 | |
4946a942 | 156 | \fI\fB |
75b6e0a0 | 157 | |
4946a942 | 158 | \fBvoid png_do_write_interlace (png_row_infop \fP\fIrow_info\fP\fB, png_bytep \fP\fIrow\fP\fB, int \fIpass\fP\fB);\fP |
75b6e0a0 | 159 | |
4946a942 | 160 | \fI\fB |
75b6e0a0 | 161 | |
4946a942 | 162 | \fBvoid png_do_write_invert_alpha (png_row_infop \fP\fIrow_info\fP\fB, png_bytep \fIrow\fP\fB);\fP |
75b6e0a0 | 163 | |
4946a942 | 164 | \fI\fB |
75b6e0a0 | 165 | |
4946a942 | 166 | \fBvoid png_do_write_swap_alpha (png_row_infop \fP\fIrow_info\fP\fB, png_bytep \fIrow\fP\fB);\fP |
75b6e0a0 | 167 | |
4946a942 | 168 | \fI\fB |
75b6e0a0 | 169 | |
4946a942 | 170 | \fBvoid png_do_write_transformations (png_structp \fIpng_ptr\fP\fB);\fP |
75b6e0a0 | 171 | |
4946a942 | 172 | \fI\fB |
75b6e0a0 | 173 | |
4946a942 | 174 | \fBvoid *png_far_to_near (png_structp png_ptr,png_voidp \fP\fIptr\fP\fB, int \fIcheck\fP\fB);\fP |
75b6e0a0 | 175 | |
4946a942 | 176 | \fI\fB |
75b6e0a0 | 177 | |
4946a942 | 178 | \fBvoid png_flush (png_structp \fIpng_ptr\fP\fB);\fP |
75b6e0a0 | 179 | |
4946a942 | 180 | \fI\fB |
75b6e0a0 | 181 | |
4946a942 | 182 | \fBpng_int_32 png_get_int_32 (png_bytep \fIbuf\fP\fB);\fP |
75b6e0a0 | 183 | |
4946a942 | 184 | \fI\fB |
75b6e0a0 | 185 | |
4946a942 | 186 | \fBpng_uint_16 png_get_uint_16 (png_bytep \fIbuf\fP\fB);\fP |
75b6e0a0 | 187 | |
4946a942 | 188 | \fI\fB |
75b6e0a0 | 189 | |
4946a942 | 190 | \fBpng_uint_32 png_get_uint_32 (png_bytep \fIbuf\fP\fB);\fP |
75b6e0a0 | 191 | |
4946a942 | 192 | \fI\fB |
75b6e0a0 | 193 | |
4946a942 | 194 | \fBvoid png_handle_bKGD (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fP\fIinfo_ptr\fP\fB, png_uint_32 \fIlength\fP\fB);\fP |
75b6e0a0 | 195 | |
4946a942 | 196 | \fI\fB |
75b6e0a0 | 197 | |
4946a942 | 198 | \fBvoid png_handle_cHRM (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fP\fIinfo_ptr\fP\fB, png_uint_32 \fIlength\fP\fB);\fP |
75b6e0a0 | 199 | |
4946a942 | 200 | \fI\fB |
75b6e0a0 | 201 | |
4946a942 | 202 | \fBvoid png_handle_gAMA (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fP\fIinfo_ptr\fP\fB, png_uint_32 \fIlength\fP\fB);\fP |
75b6e0a0 | 203 | |
4946a942 | 204 | \fI\fB |
75b6e0a0 | 205 | |
4946a942 | 206 | \fBvoid png_handle_hIST (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fP\fIinfo_ptr\fP\fB, png_uint_32 \fIlength\fP\fB);\fP |
75b6e0a0 | 207 | |
4946a942 | 208 | \fI\fB |
75b6e0a0 | 209 | |
4946a942 | 210 | \fBvoid png_handle_IEND (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fP\fIinfo_ptr\fP\fB, png_uint_32 \fIlength\fP\fB);\fP |
75b6e0a0 | 211 | |
4946a942 | 212 | \fI\fB |
75b6e0a0 | 213 | |
4946a942 | 214 | \fBvoid png_handle_IHDR (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fP\fIinfo_ptr\fP\fB, png_uint_32 \fIlength\fP\fB);\fP |
75b6e0a0 | 215 | |
4946a942 | 216 | \fI\fB |
75b6e0a0 | 217 | |
4946a942 | 218 | \fBvoid png_handle_iCCP (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fP\fIinfo_ptr\fP\fB, png_uint_32 \fIlength\fP\fB);\fP |
75b6e0a0 | 219 | |
4946a942 | 220 | \fI\fB |
75b6e0a0 | 221 | |
4946a942 | 222 | \fBvoid png_handle_iTXt (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fP\fIinfo_ptr\fP\fB, png_uint_32 \fIlength\fP\fB);\fP |
75b6e0a0 | 223 | |
4946a942 | 224 | \fI\fB |
75b6e0a0 | 225 | |
4946a942 | 226 | \fBvoid png_handle_oFFs (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fP\fIinfo_ptr\fP\fB, png_uint_32 \fIlength\fP\fB);\fP |
75b6e0a0 | 227 | |
4946a942 | 228 | \fI\fB |
75b6e0a0 | 229 | |
4946a942 | 230 | \fBvoid png_handle_pCAL (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fP\fIinfo_ptr\fP\fB, png_uint_32 \fIlength\fP\fB);\fP |
75b6e0a0 | 231 | |
4946a942 | 232 | \fI\fB |
75b6e0a0 | 233 | |
4946a942 | 234 | \fBvoid png_handle_pHYs (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fP\fIinfo_ptr\fP\fB, png_uint_32 \fIlength\fP\fB);\fP |
75b6e0a0 | 235 | |
4946a942 | 236 | \fI\fB |
75b6e0a0 | 237 | |
4946a942 | 238 | \fBvoid png_handle_PLTE (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fP\fIinfo_ptr\fP\fB, png_uint_32 \fIlength\fP\fB);\fP |
75b6e0a0 | 239 | |
4946a942 | 240 | \fI\fB |
75b6e0a0 | 241 | |
4946a942 | 242 | \fBvoid png_handle_sBIT (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fP\fIinfo_ptr\fP\fB, png_uint_32 \fIlength\fP\fB);\fP |
75b6e0a0 | 243 | |
4946a942 | 244 | \fI\fB |
75b6e0a0 | 245 | |
4946a942 GD |
246 | \fBvoid png_handle_sCAL (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fP\fIinfo_ptr\fP\fB, png_uint_32 \fIlength\fP\fB);\fP |
247 | ||
248 | \fI\fB | |
249 | ||
250 | \fBvoid png_handle_sPLT (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fP\fIinfo_ptr\fP\fB, png_uint_32 \fIlength\fP\fB);\fP | |
251 | ||
252 | \fI\fB | |
253 | ||
254 | \fBvoid png_handle_sRGB (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fP\fIinfo_ptr\fP\fB, png_uint_32 \fIlength\fP\fB);\fP | |
255 | ||
256 | \fI\fB | |
257 | ||
258 | \fBvoid png_handle_tEXt (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fP\fIinfo_ptr\fP\fB, png_uint_32 \fIlength\fP\fB);\fP | |
259 | ||
260 | \fI\fB | |
261 | ||
262 | \fBvoid png_handle_tIME (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fP\fIinfo_ptr\fP\fB, png_uint_32 \fIlength\fP\fB);\fP | |
263 | ||
264 | \fI\fB | |
265 | ||
266 | \fBvoid png_handle_tRNS (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fP\fIinfo_ptr\fP\fB, png_uint_32 \fIlength\fP\fB);\fP | |
267 | ||
268 | \fI\fB | |
269 | ||
270 | \fBvoid png_handle_unknown (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fP\fIinfo_ptr\fP\fB, png_uint_32 \fIlength\fP\fB);\fP | |
271 | ||
272 | \fI\fB | |
273 | ||
274 | \fBvoid png_handle_zTXt (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fP\fIinfo_ptr\fP\fB, png_uint_32 \fIlength\fP\fB);\fP | |
275 | ||
276 | \fI\fB | |
277 | ||
278 | \fBvoid png_info_destroy (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fIinfo_ptr\fP\fB);\fP | |
279 | ||
280 | \fI\fB | |
281 | ||
282 | \fBvoid png_init_mmx_flags (png_structp \fIpng_ptr\fP\fB);\fP | |
283 | ||
284 | \fI\fB | |
285 | ||
286 | \fBvoid png_init_read_transformations (png_structp \fIpng_ptr\fP\fB);\fP | |
287 | ||
288 | \fI\fB | |
289 | ||
290 | \fBvoid png_process_IDAT_data (png_structp \fP\fIpng_ptr\fP\fB, png_bytep \fP\fIbuffer\fP\fB, png_size_t \fIbuffer_length\fP\fB);\fP | |
291 | ||
292 | \fI\fB | |
293 | ||
294 | \fBvoid png_process_some_data (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fIinfo_ptr\fP\fB);\fP | |
295 | ||
296 | \fI\fB | |
297 | ||
298 | \fBvoid png_push_check_crc (png_structp \fIpng_ptr\fP\fB);\fP | |
299 | ||
300 | \fI\fB | |
301 | ||
302 | \fBvoid png_push_crc_finish (png_structp \fIpng_ptr\fP\fB);\fP | |
303 | ||
304 | \fI\fB | |
305 | ||
306 | \fBvoid png_push_crc_skip (png_structp \fP\fIpng_ptr\fP\fB, png_uint_32 \fIlength\fP\fB);\fP | |
307 | ||
308 | \fI\fB | |
309 | ||
310 | \fBvoid png_push_fill_buffer (png_structp \fP\fIpng_ptr\fP\fB, png_bytep \fP\fIbuffer\fP\fB, png_size_t \fIlength\fP\fB);\fP | |
311 | ||
312 | \fI\fB | |
313 | ||
314 | \fBvoid png_push_handle_tEXt (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fP\fIinfo_ptr\fP\fB, png_uint_32 \fIlength\fP\fB);\fP | |
315 | ||
316 | \fI\fB | |
317 | ||
318 | \fBvoid png_push_handle_unknown (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fP\fIinfo_ptr\fP\fB, png_uint_32 \fIlength\fP\fB);\fP | |
319 | ||
320 | \fI\fB | |
321 | ||
322 | \fBvoid png_push_handle_zTXt (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fP\fIinfo_ptr\fP\fB, png_uint_32 \fIlength\fP\fB);\fP | |
323 | ||
324 | \fI\fB | |
325 | ||
326 | \fBvoid png_push_have_end (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fIinfo_ptr\fP\fB);\fP | |
327 | ||
328 | \fI\fB | |
329 | ||
330 | \fBvoid png_push_have_info (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fIinfo_ptr\fP\fB);\fP | |
331 | ||
332 | \fI\fB | |
333 | ||
334 | \fBvoid png_push_have_row (png_structp \fP\fIpng_ptr\fP\fB, png_bytep \fIrow\fP\fB);\fP | |
335 | ||
336 | \fI\fB | |
337 | ||
338 | \fBvoid png_push_process_row (png_structp \fIpng_ptr\fP\fB);\fP | |
339 | ||
340 | \fI\fB | |
341 | ||
342 | \fBvoid png_push_read_chunk (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fIinfo_ptr\fP\fB);\fP | |
343 | ||
344 | \fI\fB | |
345 | ||
346 | \fBvoid png_push_read_end (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fIinfo_ptr\fP\fB);\fP | |
347 | ||
348 | \fI\fB | |
349 | ||
350 | \fBvoid png_push_read_IDAT (png_structp \fIpng_ptr\fP\fB);\fP | |
351 | ||
352 | \fI\fB | |
353 | ||
354 | \fBvoid png_push_read_sig (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fIinfo_ptr\fP\fB);\fP | |
355 | ||
356 | \fI\fB | |
357 | ||
358 | \fBvoid png_push_read_tEXt (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fIinfo_ptr\fP\fB);\fP | |
359 | ||
360 | \fI\fB | |
361 | ||
362 | \fBvoid png_push_read_zTXt (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fIinfo_ptr\fP\fB);\fP | |
363 | ||
364 | \fI\fB | |
365 | ||
366 | \fBvoid png_push_restore_buffer (png_structp \fP\fIpng_ptr\fP\fB, png_bytep \fP\fIbuffer\fP\fB, png_size_t \fIbuffer_length\fP\fB);\fP | |
367 | ||
368 | \fI\fB | |
369 | ||
370 | \fBvoid png_push_save_buffer (png_structp \fIpng_ptr\fP\fB);\fP | |
371 | ||
372 | \fI\fB | |
373 | ||
374 | \fBvoid png_read_data (png_structp \fP\fIpng_ptr\fP\fB, png_bytep \fP\fIdata\fP\fB, png_size_t \fIlength\fP\fB);\fP | |
375 | ||
376 | \fI\fB | |
377 | ||
378 | \fBvoid png_read_filter_row (png_structp \fP\fIpng_ptr\fP\fB, png_row_infop \fP\fIrow_info\fP\fB, png_bytep \fP\fIrow\fP\fB, png_bytep \fP\fIprev_row\fP\fB, int \fIfilter\fP\fB);\fP | |
379 | ||
380 | \fI\fB | |
381 | ||
382 | \fBvoid png_read_finish_row (png_structp \fIpng_ptr\fP\fB);\fP | |
383 | ||
384 | \fI\fB | |
385 | ||
386 | \fBvoid png_read_push_finish_row (png_structp \fIpng_ptr\fP\fB);\fP | |
387 | ||
388 | \fI\fB | |
389 | ||
390 | \fBvoid png_read_start_row (png_structp \fIpng_ptr\fP\fB);\fP | |
391 | ||
392 | \fI\fB | |
393 | ||
394 | \fBvoid png_read_transform_info (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fIinfo_ptr\fP\fB);\fP | |
395 | ||
396 | \fI\fB | |
397 | ||
398 | \fBvoid png_reset_crc (png_structp \fIpng_ptr\fP\fB);\fP | |
399 | ||
400 | \fI\fB | |
401 | ||
402 | \fBvoid png_save_int_32 (png_bytep \fP\fIbuf\fP\fB, png_int_32 \fIi\fP\fB);\fP | |
403 | ||
404 | \fI\fB | |
405 | ||
406 | \fBvoid png_save_uint_16 (png_bytep \fP\fIbuf\fP\fB, unsigned int \fIi\fP\fB);\fP | |
407 | ||
408 | \fI\fB | |
409 | ||
410 | \fBvoid png_save_uint_32 (png_bytep \fP\fIbuf\fP\fB, png_uint_32 \fIi\fP\fB);\fP | |
411 | ||
412 | \fI\fB | |
413 | ||
414 | \fBint png_set_text_2 (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fP\fIinfo_ptr\fP\fB, png_textp \fP\fItext_ptr\fP\fB, int \fInum_text)\fP\fB);\fP | |
415 | ||
416 | \fI\fB | |
417 | ||
418 | \fBvoid png_write_cHRM (png_structp \fP\fIpng_ptr\fP\fB, double \fP\fIwhite_x\fP\fB, double \fP\fIwhite_y\fP\fB, double \fP\fIred_x\fP\fB, double \fP\fIred_y\fP\fB, double \fP\fIgreen_x\fP\fB, double \fP\fIgreen_y\fP\fB, double \fP\fIblue_x\fP\fB, double \fIblue_y\fP\fB);\fP | |
419 | ||
420 | \fI\fB | |
421 | ||
422 | \fBvoid png_write_cHRM_fixed (png_structp \fP\fIpng_ptr\fP\fB, png_uint_32 \fP\fIwhite_x\fP\fB, png_uint_32 \fP\fIwhite_y\fP\fB, png_uint_32 \fP\fIred_x\fP\fB, png_uint_32 \fP\fIred_y\fP\fB, png_uint_32 \fP\fIgreen_x\fP\fB, png_uint_32 \fP\fIgreen_y\fP\fB, png_uint_32 \fP\fIblue_x\fP\fB, png_uint_32 \fIblue_y\fP\fB);\fP | |
423 | ||
424 | \fI\fB | |
425 | ||
426 | \fBvoid png_write_data (png_structp \fP\fIpng_ptr\fP\fB, png_bytep \fP\fIdata\fP\fB, png_size_t \fIlength\fP\fB);\fP | |
427 | ||
428 | \fI\fB | |
429 | ||
430 | \fBvoid png_write_filtered_row (png_structp \fP\fIpng_ptr\fP\fB, png_bytep \fIfiltered_row\fP\fB);\fP | |
431 | ||
432 | \fI\fB | |
433 | ||
434 | \fBvoid png_write_find_filter (png_structp \fP\fIpng_ptr\fP\fB, png_row_infop \fIrow_info\fP\fB);\fP | |
435 | ||
436 | \fI\fB | |
437 | ||
438 | \fBvoid png_write_finish_row (png_structp \fIpng_ptr\fP\fB);\fP | |
439 | ||
440 | \fI\fB | |
441 | ||
442 | \fBvoid png_write_gAMA (png_structp \fP\fIpng_ptr\fP\fB, double \fIfile_gamma\fP\fB);\fP | |
443 | ||
444 | \fI\fB | |
445 | ||
446 | \fBvoid png_write_gAMA_fixed (png_structp \fP\fIpng_ptr\fP\fB, png_uint_32 \fIint_file_gamma\fP\fB);\fP | |
447 | ||
448 | \fI\fB | |
449 | ||
450 | \fBvoid png_write_hIST (png_structp \fP\fIpng_ptr\fP\fB, png_uint_16p \fP\fIhist\fP\fB, int \fInum_hist\fP\fB);\fP | |
451 | ||
452 | \fI\fB | |
453 | ||
454 | \fBvoid png_write_iCCP (png_structp \fP\fIpng_ptr\fP\fB, png_charp \fP\fIname\fP\fB, int \fP\fIcompression_type\fP\fB, png_charp \fP\fIprofile\fP\fB, int \fIproflen\fP\fB);\fP | |
455 | ||
456 | \fI\fB | |
457 | ||
458 | \fBvoid png_write_IDAT (png_structp \fP\fIpng_ptr\fP\fB, png_bytep \fP\fIdata\fP\fB, png_size_t \fIlength\fP\fB);\fP | |
459 | ||
460 | \fI\fB | |
461 | ||
462 | \fBvoid png_write_IEND (png_structp \fIpng_ptr\fP\fB);\fP | |
463 | ||
464 | \fI\fB | |
465 | ||
466 | \fBvoid png_write_IHDR (png_structp \fP\fIpng_ptr\fP\fB, png_uint_32 \fP\fIwidth\fP\fB, png_uint_32 \fP\fIheight\fP\fB, int \fP\fIbit_depth\fP\fB, int \fP\fIcolor_type\fP\fB, int \fP\fIcompression_type\fP\fB, int \fP\fIfilter_type\fP\fB, int \fIinterlace_type\fP\fB);\fP | |
467 | ||
468 | \fI\fB | |
469 | ||
470 | \fBvoid png_write_iTXt (png_structp \fP\fIpng_ptr\fP\fB, int \fP\fIcompression\fP\fB, png_charp \fP\fIkey\fP\fB, png_charp \fP\fIlang\fP\fB, png_charp \fP\fItranslated_key\fP\fB, png_charp \fItext)\fP\fB);\fP | |
471 | ||
472 | \fI\fB | |
473 | ||
474 | \fBvoid png_write_oFFs (png_structp \fP\fIpng_ptr\fP\fB, png_uint_32 \fP\fIx_offset\fP\fB, png_uint_32 \fP\fIy_offset\fP\fB, int \fIunit_type\fP\fB);\fP | |
475 | ||
476 | \fI\fB | |
477 | ||
478 | \fBvoid png_write_pCAL (png_structp \fP\fIpng_ptr\fP\fB, png_charp \fP\fIpurpose\fP\fB, png_int_32 \fP\fIX0\fP\fB, png_int_32 \fP\fIX1\fP\fB, int \fP\fItype\fP\fB, int \fP\fInparams\fP\fB, png_charp \fP\fIunits\fP\fB, png_charpp \fIparams\fP\fB);\fP | |
479 | ||
480 | \fI\fB | |
481 | ||
482 | \fBvoid png_write_pHYs (png_structp \fP\fIpng_ptr\fP\fB, png_uint_32 \fP\fIx_pixels_per_unit\fP\fB, png_uint_32 \fP\fIy_pixels_per_unit\fP\fB, int \fIunit_type\fP\fB);\fP | |
483 | ||
484 | \fI\fB | |
485 | ||
486 | \fBvoid png_write_PLTE (png_structp \fP\fIpng_ptr\fP\fB, png_colorp \fP\fIpalette\fP\fB, png_uint_32 \fInum_pal\fP\fB);\fP | |
487 | ||
488 | \fI\fB | |
489 | ||
490 | \fBvoid png_write_sBIT (png_structp \fP\fIpng_ptr\fP\fB, png_color_8p \fP\fIsbit\fP\fB, int \fIcolor_type\fP\fB);\fP | |
491 | ||
492 | \fI\fB | |
493 | ||
494 | \fBvoid png_write_sCAL (png_structp \fP\fIpng_ptr\fP\fB, png_charp \fP\fIunit\fP\fB, double \fP\fIwidth\fP\fB, double \fIheight\fP\fB);\fP | |
495 | ||
496 | \fI\fB | |
497 | ||
498 | \fBvoid png_write_sCAL_s (png_structp \fP\fIpng_ptr\fP\fB, png_charp \fP\fIunit\fP\fB, png_charp \fP\fIwidth\fP\fB, png_charp \fIheight\fP\fB);\fP | |
499 | ||
500 | \fI\fB | |
501 | ||
502 | \fBvoid png_write_sig (png_structp \fIpng_ptr\fP\fB);\fP | |
503 | ||
504 | \fI\fB | |
505 | ||
506 | \fBvoid png_write_sRGB (png_structp \fP\fIpng_ptr\fP\fB, int \fIintent\fP\fB);\fP | |
507 | ||
508 | \fI\fB | |
509 | ||
510 | \fBvoid png_write_sPLT (png_structp \fP\fIpng_ptr\fP\fB, png_spalette_p \fIpalette\fP\fB);\fP | |
511 | ||
512 | \fI\fB | |
513 | ||
514 | \fBvoid png_write_start_row (png_structp \fIpng_ptr\fP\fB);\fP | |
515 | ||
516 | \fI\fB | |
517 | ||
518 | \fBvoid png_write_tEXt (png_structp \fP\fIpng_ptr\fP\fB, png_charp \fP\fIkey\fP\fB, png_charp \fP\fItext\fP\fB, png_size_t \fItext_len\fP\fB);\fP | |
519 | ||
520 | \fI\fB | |
521 | ||
522 | \fBvoid png_write_tIME (png_structp \fP\fIpng_ptr\fP\fB, png_timep \fImod_time\fP\fB);\fP | |
523 | ||
524 | \fI\fB | |
525 | ||
526 | \fBvoid png_write_tRNS (png_structp \fP\fIpng_ptr\fP\fB, png_bytep \fP\fItrans\fP\fB, png_color_16p \fP\fIvalues\fP\fB, int \fP\fInumber\fP\fB, int \fIcolor_type\fP\fB);\fP | |
527 | ||
528 | \fI\fB | |
529 | ||
530 | \fBvoid png_write_zTXt (png_structp \fP\fIpng_ptr\fP\fB, png_charp \fP\fIkey\fP\fB, png_charp \fP\fItext\fP\fB, png_size_t \fP\fItext_len\fP\fB, int \fIcompression\fP\fB);\fP | |
531 | ||
532 | \fI\fB | |
533 | ||
534 | \fBvoidpf png_zalloc (voidpf \fP\fIpng_ptr\fP\fB, uInt \fP\fIitems\fP\fB, uInt \fIsize\fP\fB);\fP | |
535 | ||
536 | \fI\fB | |
537 | ||
538 | \fBvoid png_zfree (voidpf \fP\fIpng_ptr\fP\fB, voidpf \fIptr\fP\fB);\fP | |
539 | ||
540 | \fI\fB | |
75b6e0a0 GD |
541 | |
542 | .SH DESCRIPTION | |
543 | The functions listed above are used privately by libpng | |
4946a942 GD |
544 | and are not recommended for use by applications. They are |
545 | not "exported" to applications using shared libraries. They | |
75b6e0a0 GD |
546 | are listed alphabetically here as an aid to libpng maintainers. |
547 | See png.h for more information on these functions. | |
548 | ||
549 | .SH SEE ALSO | |
550 | libpng(3), png(5) | |
551 | .SH AUTHOR | |
552 | Glenn Randers-Pehrson |