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b61cc19c | 1 | .TH LIBPNGPF 3 "September 23, 2010" |
0272a10d | 2 | .SH NAME |
b61cc19c | 3 | libpng \- Portable Network Graphics (PNG) Reference Library 1.4.4 |
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4 | (private functions) |
5 | .SH SYNOPSIS | |
6 | \fB#include <png.h>\fP | |
7 | ||
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8 | \fB#include \fI"pngpriv.h" |
9 | ||
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10 | \fI\fB |
11 | ||
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12 | \fBvoid png_64bit_product (long \fP\fIv1\fP\fB, long \fP\fIv2\fP\fB, unsigned long \fI*hi_product, |
13 | ||
14 | \fBunsigned long \fI*lo_product\fP\fB);\fP | |
15 | ||
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16 | \fI\fB |
17 | ||
b61cc19c | 18 | \fBvoid png_build_gamma_table (png_structp \fP\fIpng_ptr\fP\fB, png_byte \fIbit_depth\fP\fB);\fP |
0272a10d | 19 | |
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20 | \fI\fB |
21 | ||
22 | \fI\fB | |
23 | ||
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24 | \fBvoid png_build_grayscale_palette (int \fP\fIbit_depth\fP\fB, png_colorp \fIpalette\fP\fB);\fP |
25 | ||
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26 | \fI\fB |
27 | ||
28 | \fI\fB | |
29 | ||
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30 | \fBvoid png_calculate_crc (png_structp \fP\fIpng_ptr\fP\fB, png_bytep \fP\fIptr\fP\fB, png_size_t \fIlength\fP\fB);\fP |
31 | ||
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32 | \fI\fB |
33 | ||
34 | \fI\fB | |
35 | ||
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36 | \fBint png_check_cHRM_fixed (png_structp \fP\fIpng_ptr\fP\fB, png_fixed_point \fP\fIint_white_x\fP\fB, png_fixed_point \fP\fIint_white_y\fP\fB, png_fixed_point \fP\fIint_red_x\fP\fB, png_fixed_point \fP\fIint_red_y\fP\fB, png_fixed_point \fP\fIint_green_x\fP\fB, png_fixed_point \fP\fIint_green_y\fP\fB, png_fixed_point \fP\fIint_blue_x\fP\fB, png_fixed_point \fIint_blue_y\fP\fB);\fP |
37 | ||
38 | \fI\fB | |
39 | ||
40 | \fI\fB | |
41 | ||
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42 | \fBvoid png_check_chunk_name (png_structp \fP\fIpng_ptr\fP\fB, png_bytep \fIchunk_name\fP\fB);\fP |
43 | ||
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44 | \fI\fB |
45 | ||
46 | \fI\fB | |
47 | ||
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48 | \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 |
49 | ||
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50 | \fI\fB |
51 | ||
52 | \fI\fB | |
53 | ||
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54 | \fBvoid png_check_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\fIinterlace_type\fP\fB, int \fP\fIcompression_type\fP\fB, int \fIfilter_type\fP\fB);\fP |
55 | ||
56 | \fI\fB | |
57 | ||
58 | \fI\fB | |
59 | ||
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60 | \fBvoid png_combine_row (png_structp \fP\fIpng_ptr\fP\fB, png_bytep \fP\fIrow\fP\fB, int \fImask\fP\fB);\fP |
61 | ||
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62 | \fI\fB |
63 | ||
64 | \fI\fB | |
65 | ||
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66 | \fBvoid png_correct_palette (png_structp \fP\fIpng_ptr\fP\fB, png_colorp \fP\fIpalette\fP\fB, int \fInum_palette\fP\fB);\fP |
67 | ||
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68 | \fI\fB |
69 | ||
70 | \fI\fB | |
71 | ||
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72 | \fBint png_crc_error (png_structp \fIpng_ptr\fP\fB);\fP |
73 | ||
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74 | \fI\fB |
75 | ||
76 | \fI\fB | |
77 | ||
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78 | \fBint png_crc_finish (png_structp \fP\fIpng_ptr\fP\fB, png_uint_32 \fIskip\fP\fB);\fP |
79 | ||
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80 | \fI\fB |
81 | ||
82 | \fI\fB | |
83 | ||
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84 | \fBvoid png_crc_read (png_structp \fP\fIpng_ptr\fP\fB, png_bytep \fP\fIbuf\fP\fB, png_size_t \fIlength\fP\fB);\fP |
85 | ||
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86 | \fI\fB |
87 | ||
88 | \fI\fB | |
89 | ||
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90 | \fBpng_voidp png_create_struct (int \fItype\fP\fB);\fP |
91 | ||
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92 | \fI\fB |
93 | ||
94 | \fI\fB | |
95 | ||
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96 | \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 |
97 | ||
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98 | \fI\fB |
99 | ||
100 | \fI\fB | |
101 | ||
b61cc19c | 102 | \fBint png_debug(int \fP\fIlevel\fP\fB, png_const_charp \fImessage\fP\fB);\fP |
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103 | |
104 | \fI\fB | |
105 | ||
b61cc19c | 106 | \fBint png_debug1(int \fP\fIlevel\fP\fB, png_const_charp \fP\fImessage\fP\fB, \fIp1\fP\fB);\fP |
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107 | |
108 | \fI\fB | |
109 | ||
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110 | \fBint png_debug2(int \fP\fIlevel\fP\fB, png_const_charp \fP\fImessage\fP\fB, \fP\fIp1\fP\fB, \fIp2\fP\fB);\fP |
111 | ||
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112 | \fI\fB |
113 | ||
b61cc19c | 114 | \fBvoid png_decompress_chunk (png_structp \fP\fIpng_ptr\fP\fB, int \fP\fIcomp_type\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 |
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115 | |
116 | \fI\fB | |
117 | ||
118 | \fI\fB | |
119 | ||
b61cc19c | 120 | \fBvoid png_destroy_struct (png_voidp \fIstruct_ptr\fP\fB);\fP |
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121 | |
122 | \fI\fB | |
123 | ||
124 | \fI\fB | |
125 | ||
b61cc19c | 126 | \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 |
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127 | |
128 | \fI\fB | |
129 | ||
130 | \fI\fB | |
131 | ||
b61cc19c | 132 | \fBvoid png_do_background (png_row_infop \fP\fIrow_info\fP\fB, png_bytep \fP\fIrow\fP\fB, png_color_16p \fP\fItrans_color\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 |
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133 | |
134 | \fI\fB | |
135 | ||
136 | \fI\fB | |
137 | ||
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138 | \fBvoid png_do_bgr (png_row_infop \fP\fIrow_info\fP\fB, png_bytep \fIrow\fP\fB);\fP |
139 | ||
140 | \fI\fB | |
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141 | |
142 | \fI\fB | |
143 | ||
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144 | \fBvoid png_do_chop (png_row_infop \fP\fIrow_info\fP\fB, png_bytep \fIrow\fP\fB);\fP |
145 | ||
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146 | \fI\fB |
147 | ||
148 | \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 | |
149 | ||
150 | \fI\fB | |
151 | ||
152 | \fI\fB | |
153 | ||
154 | \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 | |
155 | ||
156 | \fI\fB | |
157 | ||
158 | \fI\fB | |
159 | ||
160 | \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 | |
161 | ||
162 | \fI\fB | |
163 | ||
164 | \fI\fB | |
165 | ||
166 | \fBvoid png_do_gray_to_rgb (png_row_infop \fP\fIrow_info\fP\fB, png_bytep \fIrow\fP\fB);\fP | |
167 | ||
168 | \fI\fB | |
169 | ||
170 | \fI\fB | |
171 | ||
172 | \fBvoid png_do_invert (png_row_infop \fP\fIrow_info\fP\fB, png_bytep \fIrow\fP\fB);\fP | |
173 | ||
174 | \fI\fB | |
175 | ||
176 | \fI\fB | |
177 | ||
178 | \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 | |
179 | ||
180 | \fI\fB | |
181 | ||
182 | \fI\fB | |
183 | ||
184 | \fBvoid png_do_packswap (png_row_infop \fP\fIrow_info\fP\fB, png_bytep \fIrow\fP\fB);\fP | |
185 | ||
186 | \fI\fB | |
187 | ||
188 | \fI\fB | |
189 | ||
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190 | \fBvoid png_do_quantize (png_row_infop \fP\fIrow_info\fP\fB, png_bytep \fP\fIrow\fP\fB, png_bytep \fP\fIpalette_lookup\fP\fB, png_bytep \fIquantize_lookup\fP\fB);\fP |
191 | ||
192 | \fI\fB | |
193 | ||
194 | \fI\fB | |
195 | ||
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196 | \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 |
197 | ||
198 | \fI\fB | |
199 | ||
200 | \fI\fB | |
201 | ||
202 | \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 | |
203 | ||
204 | \fI\fB | |
205 | ||
206 | \fI\fB | |
207 | ||
208 | \fBvoid png_do_read_invert_alpha (png_row_infop \fP\fIrow_info\fP\fB, png_bytep \fIrow\fP\fB);\fP | |
209 | ||
210 | \fI\fB | |
211 | ||
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212 | \fBvoid png_do_read_swap_alpha (png_row_infop \fP\fIrow_info\fP\fB, png_bytep \fIrow\fP\fB);\fP |
213 | ||
214 | \fI\fB | |
215 | ||
216 | \fI\fB | |
217 | ||
218 | \fBvoid png_do_read_transformations (png_structp \fIpng_ptr\fP\fB);\fP | |
219 | ||
220 | \fI\fB | |
221 | ||
222 | \fI\fB | |
223 | ||
224 | \fBint png_do_rgb_to_gray (png_row_infop \fP\fIrow_info\fP\fB, png_bytep \fIrow\fP\fB);\fP | |
225 | ||
226 | \fI\fB | |
227 | ||
228 | \fI\fB | |
229 | ||
230 | \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 | |
231 | ||
232 | \fI\fB | |
233 | ||
234 | \fI\fB | |
235 | ||
236 | \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 | |
237 | ||
238 | \fI\fB | |
239 | ||
240 | \fI\fB | |
241 | ||
242 | \fBvoid png_do_swap (png_row_infop \fP\fIrow_info\fP\fB, png_bytep \fIrow\fP\fB);\fP | |
243 | ||
244 | \fI\fB | |
245 | ||
246 | \fI\fB | |
247 | ||
248 | \fBvoid png_do_unpack (png_row_infop \fP\fIrow_info\fP\fB, png_bytep \fIrow\fP\fB);\fP | |
249 | ||
250 | \fI\fB | |
251 | ||
252 | \fI\fB | |
253 | ||
254 | \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 | |
255 | ||
256 | \fI\fB | |
257 | ||
258 | \fI\fB | |
259 | ||
260 | \fBvoid png_do_write_interlace (png_row_infop \fP\fIrow_info\fP\fB, png_bytep \fP\fIrow\fP\fB, int \fIpass\fP\fB);\fP | |
261 | ||
262 | \fI\fB | |
263 | ||
264 | \fI\fB | |
265 | ||
266 | \fBvoid png_do_write_invert_alpha (png_row_infop \fP\fIrow_info\fP\fB, png_bytep \fIrow\fP\fB);\fP | |
267 | ||
268 | \fI\fB | |
269 | ||
270 | \fI\fB | |
271 | ||
272 | \fBvoid png_do_write_swap_alpha (png_row_infop \fP\fIrow_info\fP\fB, png_bytep \fIrow\fP\fB);\fP | |
273 | ||
274 | \fI\fB | |
275 | ||
276 | \fI\fB | |
277 | ||
278 | \fBvoid png_do_write_transformations (png_structp \fIpng_ptr\fP\fB);\fP | |
279 | ||
280 | \fI\fB | |
281 | ||
282 | \fI\fB | |
283 | ||
284 | \fBvoid *png_far_to_near (png_structp png_ptr,png_voidp \fP\fIptr\fP\fB, int \fIcheck\fP\fB);\fP | |
285 | ||
286 | \fI\fB | |
287 | ||
288 | \fI\fB | |
289 | ||
290 | \fBvoid png_flush (png_structp \fIpng_ptr\fP\fB);\fP | |
291 | ||
292 | \fI\fB | |
293 | ||
294 | \fI\fB | |
295 | ||
296 | \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 | |
297 | ||
298 | \fI\fB | |
299 | ||
300 | \fI\fB | |
301 | ||
302 | \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 | |
303 | ||
304 | \fI\fB | |
305 | ||
306 | \fI\fB | |
307 | ||
308 | \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 | |
309 | ||
310 | \fI\fB | |
311 | ||
312 | \fI\fB | |
313 | ||
314 | \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 | |
315 | ||
316 | \fI\fB | |
317 | ||
318 | \fI\fB | |
319 | ||
320 | \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 | |
321 | ||
322 | \fI\fB | |
323 | ||
324 | \fI\fB | |
325 | ||
326 | \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 | |
327 | ||
328 | \fI\fB | |
329 | ||
330 | \fI\fB | |
331 | ||
332 | \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 | |
333 | ||
334 | \fI\fB | |
335 | ||
336 | \fI\fB | |
337 | ||
338 | \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 | |
339 | ||
340 | \fI\fB | |
341 | ||
342 | \fI\fB | |
343 | ||
344 | \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 | |
345 | ||
346 | \fI\fB | |
347 | ||
348 | \fI\fB | |
349 | ||
350 | \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 | |
351 | ||
352 | \fI\fB | |
353 | ||
354 | \fI\fB | |
355 | ||
356 | \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 | |
357 | ||
358 | \fI\fB | |
359 | ||
360 | \fI\fB | |
361 | ||
362 | \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 | |
363 | ||
364 | \fI\fB | |
365 | ||
366 | \fI\fB | |
367 | ||
368 | \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 | |
369 | ||
370 | \fI\fB | |
371 | ||
372 | \fI\fB | |
373 | ||
374 | \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 | |
375 | ||
376 | \fI\fB | |
377 | ||
378 | \fI\fB | |
379 | ||
380 | \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 | |
381 | ||
382 | \fI\fB | |
383 | ||
384 | \fI\fB | |
385 | ||
386 | \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 | |
387 | ||
388 | \fI\fB | |
389 | ||
390 | \fI\fB | |
391 | ||
392 | \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 | |
393 | ||
394 | \fI\fB | |
395 | ||
396 | \fI\fB | |
397 | ||
398 | \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 | |
399 | ||
400 | \fI\fB | |
401 | ||
402 | \fI\fB | |
403 | ||
404 | \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 | |
405 | ||
406 | \fI\fB | |
407 | ||
408 | \fI\fB | |
409 | ||
410 | \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 | |
411 | ||
412 | \fI\fB | |
413 | ||
414 | \fI\fB | |
415 | ||
416 | \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 | |
417 | ||
418 | \fI\fB | |
419 | ||
420 | \fI\fB | |
421 | ||
422 | \fBvoid png_info_destroy (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fIinfo_ptr\fP\fB);\fP | |
423 | ||
424 | \fI\fB | |
425 | ||
426 | \fI\fB | |
427 | ||
428 | \fBvoid png_init_mmx_flags (png_structp \fIpng_ptr\fP\fB);\fP | |
429 | ||
430 | \fI\fB | |
431 | ||
432 | \fI\fB | |
433 | ||
434 | \fBvoid png_init_read_transformations (png_structp \fIpng_ptr\fP\fB);\fP | |
435 | ||
436 | \fI\fB | |
437 | ||
438 | \fI\fB | |
439 | ||
440 | \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 | |
441 | ||
442 | \fI\fB | |
443 | ||
444 | \fI\fB | |
445 | ||
446 | \fBvoid png_process_some_data (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fIinfo_ptr\fP\fB);\fP | |
447 | ||
448 | \fI\fB | |
449 | ||
450 | \fI\fB | |
451 | ||
452 | \fBvoid png_push_check_crc (png_structp \fIpng_ptr\fP\fB);\fP | |
453 | ||
454 | \fI\fB | |
455 | ||
456 | \fI\fB | |
457 | ||
458 | \fBvoid png_push_crc_finish (png_structp \fIpng_ptr\fP\fB);\fP | |
459 | ||
460 | \fI\fB | |
461 | ||
462 | \fI\fB | |
463 | ||
464 | \fBvoid png_push_crc_skip (png_structp \fP\fIpng_ptr\fP\fB, png_uint_32 \fIlength\fP\fB);\fP | |
465 | ||
466 | \fI\fB | |
467 | ||
468 | \fI\fB | |
469 | ||
470 | \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 | |
471 | ||
472 | \fI\fB | |
473 | ||
474 | \fI\fB | |
475 | ||
476 | \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 | |
477 | ||
478 | \fI\fB | |
479 | ||
480 | \fI\fB | |
481 | ||
482 | \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 | |
483 | ||
484 | \fI\fB | |
485 | ||
486 | \fI\fB | |
487 | ||
488 | \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 | |
489 | ||
490 | \fI\fB | |
491 | ||
492 | \fI\fB | |
493 | ||
494 | \fBvoid png_push_have_end (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fIinfo_ptr\fP\fB);\fP | |
495 | ||
496 | \fI\fB | |
497 | ||
498 | \fI\fB | |
499 | ||
500 | \fBvoid png_push_have_info (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fIinfo_ptr\fP\fB);\fP | |
501 | ||
502 | \fI\fB | |
503 | ||
504 | \fI\fB | |
505 | ||
506 | \fBvoid png_push_have_row (png_structp \fP\fIpng_ptr\fP\fB, png_bytep \fIrow\fP\fB);\fP | |
507 | ||
508 | \fI\fB | |
509 | ||
510 | \fI\fB | |
511 | ||
512 | \fBvoid png_push_process_row (png_structp \fIpng_ptr\fP\fB);\fP | |
513 | ||
514 | \fI\fB | |
515 | ||
516 | \fI\fB | |
0272a10d | 517 | |
970f6abe | 518 | \fBvoid png_push_read_chunk (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fIinfo_ptr\fP\fB);\fP |
0272a10d | 519 | |
970f6abe | 520 | \fI\fB |
0272a10d | 521 | |
970f6abe | 522 | \fI\fB |
0272a10d | 523 | |
970f6abe | 524 | \fBvoid png_push_read_end (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fIinfo_ptr\fP\fB);\fP |
0272a10d | 525 | |
970f6abe | 526 | \fI\fB |
0272a10d | 527 | |
970f6abe | 528 | \fI\fB |
0272a10d | 529 | |
970f6abe | 530 | \fBvoid png_push_read_IDAT (png_structp \fIpng_ptr\fP\fB);\fP |
0272a10d | 531 | |
970f6abe | 532 | \fI\fB |
0272a10d | 533 | |
970f6abe | 534 | \fI\fB |
0272a10d | 535 | |
970f6abe | 536 | \fBvoid png_push_read_sig (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fIinfo_ptr\fP\fB);\fP |
0272a10d | 537 | |
970f6abe | 538 | \fI\fB |
0272a10d | 539 | |
970f6abe | 540 | \fI\fB |
0272a10d | 541 | |
970f6abe | 542 | \fBvoid png_push_read_tEXt (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fIinfo_ptr\fP\fB);\fP |
0272a10d | 543 | |
970f6abe | 544 | \fI\fB |
0272a10d | 545 | |
970f6abe | 546 | \fI\fB |
0272a10d | 547 | |
970f6abe | 548 | \fBvoid png_push_read_zTXt (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fIinfo_ptr\fP\fB);\fP |
0272a10d | 549 | |
970f6abe | 550 | \fI\fB |
0272a10d | 551 | |
970f6abe | 552 | \fI\fB |
0272a10d | 553 | |
970f6abe | 554 | \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 |
0272a10d | 555 | |
970f6abe | 556 | \fI\fB |
0272a10d | 557 | |
970f6abe | 558 | \fI\fB |
0272a10d | 559 | |
970f6abe | 560 | \fBvoid png_push_save_buffer (png_structp \fIpng_ptr\fP\fB);\fP |
0272a10d | 561 | |
970f6abe | 562 | \fI\fB |
0272a10d | 563 | |
970f6abe | 564 | \fI\fB |
0272a10d | 565 | |
970f6abe | 566 | \fBvoid png_read_data (png_structp \fP\fIpng_ptr\fP\fB, png_bytep \fP\fIdata\fP\fB, png_size_t \fIlength\fP\fB);\fP |
0272a10d | 567 | |
970f6abe | 568 | \fI\fB |
0272a10d | 569 | |
b61cc19c PC |
570 | \fBvoid png_read_destroy (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fP\fIinfo_ptr\fP\fB, png_infop \fIend_info_ptr\fP\fB);\fP |
571 | ||
970f6abe | 572 | \fI\fB |
0272a10d | 573 | |
970f6abe | 574 | \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 |
0272a10d | 575 | |
970f6abe | 576 | \fI\fB |
0272a10d | 577 | |
970f6abe | 578 | \fI\fB |
0272a10d | 579 | |
970f6abe | 580 | \fBvoid png_read_finish_row (png_structp \fIpng_ptr\fP\fB);\fP |
0272a10d | 581 | |
970f6abe | 582 | \fI\fB |
0272a10d | 583 | |
970f6abe | 584 | \fI\fB |
0272a10d | 585 | |
970f6abe | 586 | \fBvoid png_read_push_finish_row (png_structp \fIpng_ptr\fP\fB);\fP |
0272a10d | 587 | |
970f6abe | 588 | \fI\fB |
0272a10d | 589 | |
970f6abe | 590 | \fI\fB |
0272a10d | 591 | |
970f6abe | 592 | \fBvoid png_read_start_row (png_structp \fIpng_ptr\fP\fB);\fP |
0272a10d | 593 | |
970f6abe | 594 | \fI\fB |
0272a10d | 595 | |
970f6abe | 596 | \fI\fB |
0272a10d | 597 | |
970f6abe | 598 | \fBvoid png_read_transform_info (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fIinfo_ptr\fP\fB);\fP |
0272a10d | 599 | |
970f6abe | 600 | \fI\fB |
0272a10d | 601 | |
970f6abe | 602 | \fI\fB |
0272a10d | 603 | |
970f6abe | 604 | \fBvoid png_reset_crc (png_structp \fIpng_ptr\fP\fB);\fP |
0272a10d | 605 | |
970f6abe | 606 | \fI\fB |
0272a10d | 607 | |
970f6abe | 608 | \fI\fB |
0272a10d | 609 | |
970f6abe | 610 | \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 |
0272a10d | 611 | |
970f6abe | 612 | \fI\fB |
0272a10d | 613 | |
970f6abe | 614 | \fI\fB |
0272a10d | 615 | |
970f6abe | 616 | \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 |
0272a10d | 617 | |
970f6abe | 618 | \fI\fB |
0272a10d | 619 | |
970f6abe | 620 | \fI\fB |
0272a10d | 621 | |
970f6abe | 622 | \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 |
0272a10d | 623 | |
970f6abe | 624 | \fI\fB |
0272a10d | 625 | |
970f6abe | 626 | \fI\fB |
0272a10d | 627 | |
970f6abe | 628 | \fBvoid png_write_data (png_structp \fP\fIpng_ptr\fP\fB, png_bytep \fP\fIdata\fP\fB, png_size_t \fIlength\fP\fB);\fP |
0272a10d | 629 | |
970f6abe | 630 | \fI\fB |
0272a10d | 631 | |
b61cc19c PC |
632 | \fBvoid png_write_destroy (png_structp \fIpng_ptr\fP\fB);\fP |
633 | ||
970f6abe | 634 | \fI\fB |
0272a10d | 635 | |
970f6abe | 636 | \fBvoid png_write_filtered_row (png_structp \fP\fIpng_ptr\fP\fB, png_bytep \fIfiltered_row\fP\fB);\fP |
0272a10d | 637 | |
970f6abe | 638 | \fI\fB |
0272a10d | 639 | |
970f6abe | 640 | \fI\fB |
0272a10d | 641 | |
970f6abe | 642 | \fBvoid png_write_find_filter (png_structp \fP\fIpng_ptr\fP\fB, png_row_infop \fIrow_info\fP\fB);\fP |
0272a10d | 643 | |
970f6abe | 644 | \fI\fB |
0272a10d | 645 | |
970f6abe | 646 | \fI\fB |
0272a10d | 647 | |
970f6abe | 648 | \fBvoid png_write_finish_row (png_structp \fIpng_ptr\fP\fB);\fP |
0272a10d | 649 | |
970f6abe | 650 | \fI\fB |
0272a10d | 651 | |
970f6abe | 652 | \fI\fB |
0272a10d | 653 | |
970f6abe | 654 | \fBvoid png_write_gAMA (png_structp \fP\fIpng_ptr\fP\fB, double \fIfile_gamma\fP\fB);\fP |
0272a10d | 655 | |
970f6abe | 656 | \fI\fB |
0272a10d | 657 | |
970f6abe | 658 | \fI\fB |
0272a10d | 659 | |
970f6abe | 660 | \fBvoid png_write_gAMA_fixed (png_structp \fP\fIpng_ptr\fP\fB, png_uint_32 \fIint_file_gamma\fP\fB);\fP |
0272a10d | 661 | |
970f6abe | 662 | \fI\fB |
0272a10d | 663 | |
970f6abe | 664 | \fI\fB |
0272a10d | 665 | |
970f6abe | 666 | \fBvoid png_write_hIST (png_structp \fP\fIpng_ptr\fP\fB, png_uint_16p \fP\fIhist\fP\fB, int \fInum_hist\fP\fB);\fP |
0272a10d | 667 | |
970f6abe | 668 | \fI\fB |
0272a10d | 669 | |
970f6abe | 670 | \fI\fB |
0272a10d | 671 | |
970f6abe | 672 | \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 |
0272a10d | 673 | |
970f6abe | 674 | \fI\fB |
0272a10d | 675 | |
970f6abe | 676 | \fI\fB |
0272a10d | 677 | |
970f6abe | 678 | \fBvoid png_write_IDAT (png_structp \fP\fIpng_ptr\fP\fB, png_bytep \fP\fIdata\fP\fB, png_size_t \fIlength\fP\fB);\fP |
0272a10d | 679 | |
970f6abe | 680 | \fI\fB |
0272a10d | 681 | |
970f6abe | 682 | \fI\fB |
0272a10d | 683 | |
970f6abe | 684 | \fBvoid png_write_IEND (png_structp \fIpng_ptr\fP\fB);\fP |
0272a10d | 685 | |
970f6abe | 686 | \fI\fB |
0272a10d | 687 | |
970f6abe | 688 | \fI\fB |
0272a10d | 689 | |
970f6abe | 690 | \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 |
0272a10d | 691 | |
970f6abe | 692 | \fI\fB |
0272a10d | 693 | |
970f6abe | 694 | \fI\fB |
0272a10d | 695 | |
970f6abe | 696 | \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 |
0272a10d | 697 | |
970f6abe | 698 | \fI\fB |
0272a10d | 699 | |
970f6abe | 700 | \fI\fB |
0272a10d | 701 | |
970f6abe | 702 | \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 |
0272a10d | 703 | |
970f6abe | 704 | \fI\fB |
0272a10d | 705 | |
970f6abe | 706 | \fI\fB |
0272a10d | 707 | |
970f6abe | 708 | \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 |
0272a10d | 709 | |
970f6abe | 710 | \fI\fB |
0272a10d | 711 | |
970f6abe | 712 | \fI\fB |
0272a10d VZ |
713 | |
714 | \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 | |
715 | ||
970f6abe VZ |
716 | \fI\fB |
717 | ||
718 | \fI\fB | |
719 | ||
0272a10d VZ |
720 | \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 |
721 | ||
970f6abe VZ |
722 | \fI\fB |
723 | ||
724 | \fI\fB | |
725 | ||
0272a10d VZ |
726 | \fBvoid png_write_sBIT (png_structp \fP\fIpng_ptr\fP\fB, png_color_8p \fP\fIsbit\fP\fB, int \fIcolor_type\fP\fB);\fP |
727 | ||
970f6abe VZ |
728 | \fI\fB |
729 | ||
730 | \fI\fB | |
731 | ||
0272a10d VZ |
732 | \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 |
733 | ||
970f6abe VZ |
734 | \fI\fB |
735 | ||
736 | \fI\fB | |
737 | ||
0272a10d VZ |
738 | \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 |
739 | ||
970f6abe VZ |
740 | \fI\fB |
741 | ||
742 | \fI\fB | |
743 | ||
0272a10d VZ |
744 | \fBvoid png_write_sRGB (png_structp \fP\fIpng_ptr\fP\fB, int \fIintent\fP\fB);\fP |
745 | ||
970f6abe VZ |
746 | \fI\fB |
747 | ||
748 | \fI\fB | |
749 | ||
0272a10d VZ |
750 | \fBvoid png_write_sPLT (png_structp \fP\fIpng_ptr\fP\fB, png_spalette_p \fIpalette\fP\fB);\fP |
751 | ||
970f6abe VZ |
752 | \fI\fB |
753 | ||
754 | \fI\fB | |
755 | ||
0272a10d VZ |
756 | \fBvoid png_write_start_row (png_structp \fIpng_ptr\fP\fB);\fP |
757 | ||
970f6abe VZ |
758 | \fI\fB |
759 | ||
760 | \fI\fB | |
761 | ||
0272a10d VZ |
762 | \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 |
763 | ||
970f6abe VZ |
764 | \fI\fB |
765 | ||
766 | \fI\fB | |
767 | ||
0272a10d VZ |
768 | \fBvoid png_write_tIME (png_structp \fP\fIpng_ptr\fP\fB, png_timep \fImod_time\fP\fB);\fP |
769 | ||
970f6abe VZ |
770 | \fI\fB |
771 | ||
772 | \fI\fB | |
773 | ||
0272a10d VZ |
774 | \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 |
775 | ||
970f6abe VZ |
776 | \fI\fB |
777 | ||
778 | \fI\fB | |
779 | ||
0272a10d VZ |
780 | \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 |
781 | ||
970f6abe VZ |
782 | \fI\fB |
783 | ||
784 | \fI\fB | |
785 | ||
0272a10d VZ |
786 | \fBvoidpf png_zalloc (voidpf \fP\fIpng_ptr\fP\fB, uInt \fP\fIitems\fP\fB, uInt \fIsize\fP\fB);\fP |
787 | ||
970f6abe VZ |
788 | \fI\fB |
789 | ||
790 | \fI\fB | |
791 | ||
0272a10d VZ |
792 | \fBvoid png_zfree (voidpf \fP\fIpng_ptr\fP\fB, voidpf \fIptr\fP\fB);\fP |
793 | ||
794 | \fI\fB | |
795 | ||
970f6abe VZ |
796 | \fI\fB |
797 | ||
0272a10d VZ |
798 | .SH DESCRIPTION |
799 | The functions listed above are used privately by libpng | |
800 | and are not recommended for use by applications. They are | |
801 | not "exported" to applications using shared libraries. They | |
802 | are listed alphabetically here as an aid to libpng maintainers. | |
803 | See png.h for more information on these functions. | |
804 | ||
805 | .SH SEE ALSO | |
b61cc19c | 806 | .BR "png"(5), " libpng"(3), " zlib"(3), " deflate"(5), " " and " zlib"(5) |
0272a10d VZ |
807 | .SH AUTHOR |
808 | Glenn Randers-Pehrson |