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1 .TH LIBPNGPF 3 "September 10, 2009" |
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2 .SH NAME |
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3 libpng \- Portable Network Graphics (PNG) Reference Library 1.2.40 |
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4 (private functions) |
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5 .SH SYNOPSIS |
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6 \fB#include <png.h>\fP |
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7 |
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8 \fI\fB |
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9 |
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10 \fI\fB |
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11 |
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12 \fBvoid png_build_gamma_table (png_structp \fIpng_ptr\fP\fB);\fP |
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13 |
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14 \fI\fB |
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15 |
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16 \fI\fB |
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17 |
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18 \fBvoid png_build_grayscale_palette (int \fP\fIbit_depth\fP\fB, png_colorp \fIpalette\fP\fB);\fP |
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19 |
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20 \fI\fB |
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21 |
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22 \fI\fB |
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23 |
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24 \fBvoid png_calculate_crc (png_structp \fP\fIpng_ptr\fP\fB, png_bytep \fP\fIptr\fP\fB, png_size_t \fIlength\fP\fB);\fP |
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25 |
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26 \fI\fB |
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27 |
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28 \fI\fB |
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29 |
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30 \fBvoid png_check_chunk_name (png_structp \fP\fIpng_ptr\fP\fB, png_bytep \fIchunk_name\fP\fB);\fP |
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31 |
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32 \fI\fB |
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33 |
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34 \fI\fB |
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35 |
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36 \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 |
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37 |
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38 \fI\fB |
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39 |
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40 \fI\fB |
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41 |
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42 \fBvoid png_combine_row (png_structp \fP\fIpng_ptr\fP\fB, png_bytep \fP\fIrow\fP\fB, int \fImask\fP\fB);\fP |
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43 |
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44 \fI\fB |
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45 |
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46 \fI\fB |
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47 |
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48 \fBvoid png_correct_palette (png_structp \fP\fIpng_ptr\fP\fB, png_colorp \fP\fIpalette\fP\fB, int \fInum_palette\fP\fB);\fP |
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49 |
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50 \fI\fB |
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51 |
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52 \fI\fB |
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53 |
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54 \fBint png_crc_error (png_structp \fIpng_ptr\fP\fB);\fP |
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55 |
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56 \fI\fB |
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57 |
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58 \fI\fB |
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59 |
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60 \fBint png_crc_finish (png_structp \fP\fIpng_ptr\fP\fB, png_uint_32 \fIskip\fP\fB);\fP |
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61 |
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62 \fI\fB |
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63 |
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64 \fI\fB |
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65 |
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66 \fBvoid png_crc_read (png_structp \fP\fIpng_ptr\fP\fB, png_bytep \fP\fIbuf\fP\fB, png_size_t \fIlength\fP\fB);\fP |
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67 |
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68 \fI\fB |
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69 |
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70 \fI\fB |
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71 |
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72 \fBpng_voidp png_create_struct (int \fItype\fP\fB);\fP |
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73 |
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74 \fI\fB |
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75 |
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76 \fI\fB |
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77 |
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78 \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 |
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79 |
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80 \fI\fB |
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81 |
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82 \fI\fB |
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83 |
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84 \fBvoid 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 |
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85 |
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86 \fI\fB |
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87 |
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88 \fI\fB |
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89 |
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90 \fBvoid png_destroy_struct (png_voidp \fIstruct_ptr\fP\fB);\fP |
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91 |
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92 \fI\fB |
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93 |
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94 \fI\fB |
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95 |
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96 \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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97 |
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98 \fI\fB |
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99 |
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100 \fI\fB |
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101 |
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102 \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 |
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103 |
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104 \fI\fB |
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105 |
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106 \fI\fB |
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107 |
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108 \fBvoid png_do_bgr (png_row_infop \fP\fIrow_info\fP\fB, png_bytep \fIrow\fP\fB);\fP |
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109 |
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110 \fI\fB |
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111 |
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112 \fI\fB |
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113 |
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114 \fBvoid png_do_chop (png_row_infop \fP\fIrow_info\fP\fB, png_bytep \fIrow\fP\fB);\fP |
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115 |
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116 \fI\fB |
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117 |
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118 \fI\fB |
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119 |
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120 \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 |
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121 |
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122 \fI\fB |
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123 |
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124 \fI\fB |
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125 |
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126 \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 |
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127 |
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128 \fI\fB |
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129 |
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130 \fI\fB |
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131 |
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132 \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 |
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133 |
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134 \fI\fB |
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135 |
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136 \fI\fB |
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137 |
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138 \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 |
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139 |
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140 \fI\fB |
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141 |
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142 \fI\fB |
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143 |
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144 \fBvoid png_do_gray_to_rgb (png_row_infop \fP\fIrow_info\fP\fB, png_bytep \fIrow\fP\fB);\fP |
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145 |
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146 \fI\fB |
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147 |
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148 \fI\fB |
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149 |
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150 \fBvoid png_do_invert (png_row_infop \fP\fIrow_info\fP\fB, png_bytep \fIrow\fP\fB);\fP |
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151 |
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152 \fI\fB |
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153 |
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154 \fI\fB |
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155 |
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156 \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 |
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157 |
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158 \fI\fB |
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159 |
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160 \fI\fB |
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161 |
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162 \fBvoid png_do_packswap (png_row_infop \fP\fIrow_info\fP\fB, png_bytep \fIrow\fP\fB);\fP |
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163 |
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164 \fI\fB |
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165 |
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166 \fI\fB |
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167 |
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168 \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 |
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169 |
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170 \fI\fB |
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171 |
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172 \fI\fB |
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173 |
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174 \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 |
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175 |
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176 \fI\fB |
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177 |
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178 \fI\fB |
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179 |
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180 \fBvoid png_do_read_invert_alpha (png_row_infop \fP\fIrow_info\fP\fB, png_bytep \fIrow\fP\fB);\fP |
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181 |
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182 \fI\fB |
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183 |
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184 \fI\fB |
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185 |
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186 \fBvoid png_do_read_swap_alpha (png_row_infop \fP\fIrow_info\fP\fB, png_bytep \fIrow\fP\fB);\fP |
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187 |
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188 \fI\fB |
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189 |
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190 \fI\fB |
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191 |
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192 \fBvoid png_do_read_transformations (png_structp \fIpng_ptr\fP\fB);\fP |
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193 |
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194 \fI\fB |
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195 |
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196 \fI\fB |
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197 |
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198 \fBint png_do_rgb_to_gray (png_row_infop \fP\fIrow_info\fP\fB, png_bytep \fIrow\fP\fB);\fP |
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199 |
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200 \fI\fB |
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201 |
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202 \fI\fB |
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203 |
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204 \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 |
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205 |
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206 \fI\fB |
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207 |
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208 \fI\fB |
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209 |
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210 \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 |
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211 |
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212 \fI\fB |
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213 |
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214 \fI\fB |
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215 |
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216 \fBvoid png_do_swap (png_row_infop \fP\fIrow_info\fP\fB, png_bytep \fIrow\fP\fB);\fP |
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217 |
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218 \fI\fB |
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219 |
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220 \fI\fB |
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221 |
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222 \fBvoid png_do_unpack (png_row_infop \fP\fIrow_info\fP\fB, png_bytep \fIrow\fP\fB);\fP |
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223 |
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224 \fI\fB |
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225 |
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226 \fI\fB |
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227 |
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228 \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 |
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229 |
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230 \fI\fB |
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231 |
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232 \fI\fB |
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233 |
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234 \fBvoid png_do_write_interlace (png_row_infop \fP\fIrow_info\fP\fB, png_bytep \fP\fIrow\fP\fB, int \fIpass\fP\fB);\fP |
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235 |
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236 \fI\fB |
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237 |
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238 \fI\fB |
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239 |
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240 \fBvoid png_do_write_invert_alpha (png_row_infop \fP\fIrow_info\fP\fB, png_bytep \fIrow\fP\fB);\fP |
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241 |
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242 \fI\fB |
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243 |
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244 \fI\fB |
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245 |
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246 \fBvoid png_do_write_swap_alpha (png_row_infop \fP\fIrow_info\fP\fB, png_bytep \fIrow\fP\fB);\fP |
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247 |
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248 \fI\fB |
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249 |
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250 \fI\fB |
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251 |
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252 \fBvoid png_do_write_transformations (png_structp \fIpng_ptr\fP\fB);\fP |
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253 |
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254 \fI\fB |
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255 |
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256 \fI\fB |
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257 |
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258 \fBvoid *png_far_to_near (png_structp png_ptr,png_voidp \fP\fIptr\fP\fB, int \fIcheck\fP\fB);\fP |
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259 |
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260 \fI\fB |
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261 |
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262 \fI\fB |
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263 |
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264 \fBvoid png_flush (png_structp \fIpng_ptr\fP\fB);\fP |
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265 |
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266 \fI\fB |
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267 |
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268 \fI\fB |
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269 |
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270 \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 |
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271 |
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272 \fI\fB |
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273 |
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274 \fI\fB |
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275 |
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276 \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 |
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277 |
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278 \fI\fB |
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279 |
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280 \fI\fB |
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281 |
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282 \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 |
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283 |
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284 \fI\fB |
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285 |
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286 \fI\fB |
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287 |
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288 \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 |
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289 |
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290 \fI\fB |
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291 |
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292 \fI\fB |
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293 |
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294 \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 |
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295 |
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296 \fI\fB |
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297 |
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298 \fI\fB |
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299 |
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300 \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 |
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301 |
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302 \fI\fB |
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303 |
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304 \fI\fB |
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305 |
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306 \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 |
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307 |
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308 \fI\fB |
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309 |
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310 \fI\fB |
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311 |
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312 \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 |
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313 |
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314 \fI\fB |
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315 |
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316 \fI\fB |
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317 |
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318 \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 |
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319 |
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320 \fI\fB |
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321 |
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322 \fI\fB |
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323 |
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324 \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 |
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325 |
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326 \fI\fB |
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327 |
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328 \fI\fB |
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329 |
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330 \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 |
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331 |
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332 \fI\fB |
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333 |
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334 \fI\fB |
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335 |
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336 \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 |
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337 |
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338 \fI\fB |
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339 |
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340 \fI\fB |
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341 |
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342 \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 |
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343 |
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344 \fI\fB |
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345 |
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346 \fI\fB |
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347 |
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348 \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 |
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349 |
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350 \fI\fB |
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351 |
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352 \fI\fB |
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353 |
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354 \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 |
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355 |
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356 \fI\fB |
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357 |
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358 \fI\fB |
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359 |
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360 \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 |
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361 |
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362 \fI\fB |
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363 |
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364 \fI\fB |
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365 |
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366 \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 |
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367 |
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368 \fI\fB |
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369 |
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370 \fI\fB |
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371 |
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372 \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 |
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373 |
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374 \fI\fB |
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375 |
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376 \fI\fB |
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377 |
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378 \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 |
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379 |
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380 \fI\fB |
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381 |
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382 \fI\fB |
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383 |
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384 \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 |
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385 |
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386 \fI\fB |
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387 |
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388 \fI\fB |
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389 |
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390 \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 |
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391 |
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392 \fI\fB |
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393 |
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394 \fI\fB |
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395 |
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396 \fBvoid png_info_destroy (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fIinfo_ptr\fP\fB);\fP |
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397 |
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398 \fI\fB |
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399 |
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400 \fI\fB |
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401 |
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402 \fBvoid png_init_mmx_flags (png_structp \fIpng_ptr\fP\fB);\fP |
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403 |
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404 \fI\fB |
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405 |
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406 \fI\fB |
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407 |
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408 \fBvoid png_init_read_transformations (png_structp \fIpng_ptr\fP\fB);\fP |
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409 |
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410 \fI\fB |
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411 |
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412 \fI\fB |
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413 |
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414 \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 |
|
415 |
|
416 \fI\fB |
|
417 |
|
418 \fI\fB |
|
419 |
|
420 \fBvoid png_process_some_data (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fIinfo_ptr\fP\fB);\fP |
|
421 |
|
422 \fI\fB |
|
423 |
|
424 \fI\fB |
|
425 |
|
426 \fBvoid png_push_check_crc (png_structp \fIpng_ptr\fP\fB);\fP |
|
427 |
|
428 \fI\fB |
|
429 |
|
430 \fI\fB |
|
431 |
|
432 \fBvoid png_push_crc_finish (png_structp \fIpng_ptr\fP\fB);\fP |
|
433 |
|
434 \fI\fB |
|
435 |
|
436 \fI\fB |
|
437 |
|
438 \fBvoid png_push_crc_skip (png_structp \fP\fIpng_ptr\fP\fB, png_uint_32 \fIlength\fP\fB);\fP |
|
439 |
|
440 \fI\fB |
|
441 |
|
442 \fI\fB |
|
443 |
|
444 \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 |
|
445 |
|
446 \fI\fB |
|
447 |
|
448 \fI\fB |
|
449 |
|
450 \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 |
|
451 |
|
452 \fI\fB |
|
453 |
|
454 \fI\fB |
|
455 |
|
456 \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 |
|
457 |
|
458 \fI\fB |
|
459 |
|
460 \fI\fB |
|
461 |
|
462 \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 |
|
463 |
|
464 \fI\fB |
|
465 |
|
466 \fI\fB |
|
467 |
|
468 \fBvoid png_push_have_end (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fIinfo_ptr\fP\fB);\fP |
|
469 |
|
470 \fI\fB |
|
471 |
|
472 \fI\fB |
|
473 |
|
474 \fBvoid png_push_have_info (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fIinfo_ptr\fP\fB);\fP |
|
475 |
|
476 \fI\fB |
|
477 |
|
478 \fI\fB |
|
479 |
|
480 \fBvoid png_push_have_row (png_structp \fP\fIpng_ptr\fP\fB, png_bytep \fIrow\fP\fB);\fP |
|
481 |
|
482 \fI\fB |
|
483 |
|
484 \fI\fB |
|
485 |
|
486 \fBvoid png_push_process_row (png_structp \fIpng_ptr\fP\fB);\fP |
|
487 |
|
488 \fI\fB |
|
489 |
|
490 \fI\fB |
|
491 |
|
492 \fBvoid png_push_read_chunk (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fIinfo_ptr\fP\fB);\fP |
|
493 |
|
494 \fI\fB |
|
495 |
|
496 \fI\fB |
|
497 |
|
498 \fBvoid png_push_read_end (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fIinfo_ptr\fP\fB);\fP |
|
499 |
|
500 \fI\fB |
|
501 |
|
502 \fI\fB |
|
503 |
|
504 \fBvoid png_push_read_IDAT (png_structp \fIpng_ptr\fP\fB);\fP |
|
505 |
|
506 \fI\fB |
|
507 |
|
508 \fI\fB |
|
509 |
|
510 \fBvoid png_push_read_sig (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fIinfo_ptr\fP\fB);\fP |
|
511 |
|
512 \fI\fB |
|
513 |
|
514 \fI\fB |
|
515 |
|
516 \fBvoid png_push_read_tEXt (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fIinfo_ptr\fP\fB);\fP |
|
517 |
|
518 \fI\fB |
|
519 |
|
520 \fI\fB |
|
521 |
|
522 \fBvoid png_push_read_zTXt (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fIinfo_ptr\fP\fB);\fP |
|
523 |
|
524 \fI\fB |
|
525 |
|
526 \fI\fB |
|
527 |
|
528 \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 |
|
529 |
|
530 \fI\fB |
|
531 |
|
532 \fI\fB |
|
533 |
|
534 \fBvoid png_push_save_buffer (png_structp \fIpng_ptr\fP\fB);\fP |
|
535 |
|
536 \fI\fB |
|
537 |
|
538 \fI\fB |
|
539 |
|
540 \fBpng_uint_32 png_read_chunk_header (png_structp \fIpng_ptr\fP\fB);\fP |
|
541 |
|
542 \fI\fB |
|
543 |
|
544 \fI\fB |
|
545 |
|
546 \fBvoid png_read_data (png_structp \fP\fIpng_ptr\fP\fB, png_bytep \fP\fIdata\fP\fB, png_size_t \fIlength\fP\fB);\fP |
|
547 |
|
548 \fI\fB |
|
549 |
|
550 \fI\fB |
|
551 |
|
552 \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 |
|
553 |
|
554 \fI\fB |
|
555 |
|
556 \fI\fB |
|
557 |
|
558 \fBvoid png_read_finish_row (png_structp \fIpng_ptr\fP\fB);\fP |
|
559 |
|
560 \fI\fB |
|
561 |
|
562 \fI\fB |
|
563 |
|
564 \fBvoid png_read_push_finish_row (png_structp \fIpng_ptr\fP\fB);\fP |
|
565 |
|
566 \fI\fB |
|
567 |
|
568 \fI\fB |
|
569 |
|
570 \fBvoid png_read_start_row (png_structp \fIpng_ptr\fP\fB);\fP |
|
571 |
|
572 \fI\fB |
|
573 |
|
574 \fI\fB |
|
575 |
|
576 \fBvoid png_read_transform_info (png_structp \fP\fIpng_ptr\fP\fB, png_infop \fIinfo_ptr\fP\fB);\fP |
|
577 |
|
578 \fI\fB |
|
579 |
|
580 \fI\fB |
|
581 |
|
582 \fBvoid png_reset_crc (png_structp \fIpng_ptr\fP\fB);\fP |
|
583 |
|
584 \fI\fB |
|
585 |
|
586 \fI\fB |
|
587 |
|
588 \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 |
|
589 |
|
590 \fI\fB |
|
591 |
|
592 \fI\fB |
|
593 |
|
594 \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 |
|
595 |
|
596 \fI\fB |
|
597 |
|
598 \fI\fB |
|
599 |
|
600 \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 |
|
601 |
|
602 \fI\fB |
|
603 |
|
604 \fI\fB |
|
605 |
|
606 \fBvoid png_write_data (png_structp \fP\fIpng_ptr\fP\fB, png_bytep \fP\fIdata\fP\fB, png_size_t \fIlength\fP\fB);\fP |
|
607 |
|
608 \fI\fB |
|
609 |
|
610 \fI\fB |
|
611 |
|
612 \fBvoid png_write_filtered_row (png_structp \fP\fIpng_ptr\fP\fB, png_bytep \fIfiltered_row\fP\fB);\fP |
|
613 |
|
614 \fI\fB |
|
615 |
|
616 \fI\fB |
|
617 |
|
618 \fBvoid png_write_find_filter (png_structp \fP\fIpng_ptr\fP\fB, png_row_infop \fIrow_info\fP\fB);\fP |
|
619 |
|
620 \fI\fB |
|
621 |
|
622 \fI\fB |
|
623 |
|
624 \fBvoid png_write_finish_row (png_structp \fIpng_ptr\fP\fB);\fP |
|
625 |
|
626 \fI\fB |
|
627 |
|
628 \fI\fB |
|
629 |
|
630 \fBvoid png_write_gAMA (png_structp \fP\fIpng_ptr\fP\fB, double \fIfile_gamma\fP\fB);\fP |
|
631 |
|
632 \fI\fB |
|
633 |
|
634 \fI\fB |
|
635 |
|
636 \fBvoid png_write_gAMA_fixed (png_structp \fP\fIpng_ptr\fP\fB, png_uint_32 \fIint_file_gamma\fP\fB);\fP |
|
637 |
|
638 \fI\fB |
|
639 |
|
640 \fI\fB |
|
641 |
|
642 \fBvoid png_write_hIST (png_structp \fP\fIpng_ptr\fP\fB, png_uint_16p \fP\fIhist\fP\fB, int \fInum_hist\fP\fB);\fP |
|
643 |
|
644 \fI\fB |
|
645 |
|
646 \fI\fB |
|
647 |
|
648 \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 |
|
649 |
|
650 \fI\fB |
|
651 |
|
652 \fI\fB |
|
653 |
|
654 \fBvoid png_write_IDAT (png_structp \fP\fIpng_ptr\fP\fB, png_bytep \fP\fIdata\fP\fB, png_size_t \fIlength\fP\fB);\fP |
|
655 |
|
656 \fI\fB |
|
657 |
|
658 \fI\fB |
|
659 |
|
660 \fBvoid png_write_IEND (png_structp \fIpng_ptr\fP\fB);\fP |
|
661 |
|
662 \fI\fB |
|
663 |
|
664 \fI\fB |
|
665 |
|
666 \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 |
|
667 |
|
668 \fI\fB |
|
669 |
|
670 \fI\fB |
|
671 |
|
672 \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 |
|
673 |
|
674 \fI\fB |
|
675 |
|
676 \fI\fB |
|
677 |
|
678 \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 |
|
679 |
|
680 \fI\fB |
|
681 |
|
682 \fI\fB |
|
683 |
|
684 \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 |
|
685 |
|
686 \fI\fB |
|
687 |
|
688 \fI\fB |
|
689 |
|
690 \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 |
|
691 |
|
692 \fI\fB |
|
693 |
|
694 \fI\fB |
|
695 |
|
696 \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 |
|
697 |
|
698 \fI\fB |
|
699 |
|
700 \fI\fB |
|
701 |
|
702 \fBvoid png_write_sBIT (png_structp \fP\fIpng_ptr\fP\fB, png_color_8p \fP\fIsbit\fP\fB, int \fIcolor_type\fP\fB);\fP |
|
703 |
|
704 \fI\fB |
|
705 |
|
706 \fI\fB |
|
707 |
|
708 \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 |
|
709 |
|
710 \fI\fB |
|
711 |
|
712 \fI\fB |
|
713 |
|
714 \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 |
|
715 |
|
716 \fI\fB |
|
717 |
|
718 \fI\fB |
|
719 |
|
720 \fBvoid png_write_sig (png_structp \fIpng_ptr\fP\fB);\fP |
|
721 |
|
722 \fI\fB |
|
723 |
|
724 \fI\fB |
|
725 |
|
726 \fBvoid png_write_sRGB (png_structp \fP\fIpng_ptr\fP\fB, int \fIintent\fP\fB);\fP |
|
727 |
|
728 \fI\fB |
|
729 |
|
730 \fI\fB |
|
731 |
|
732 \fBvoid png_write_sPLT (png_structp \fP\fIpng_ptr\fP\fB, png_spalette_p \fIpalette\fP\fB);\fP |
|
733 |
|
734 \fI\fB |
|
735 |
|
736 \fI\fB |
|
737 |
|
738 \fBvoid png_write_start_row (png_structp \fIpng_ptr\fP\fB);\fP |
|
739 |
|
740 \fI\fB |
|
741 |
|
742 \fI\fB |
|
743 |
|
744 \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 |
|
745 |
|
746 \fI\fB |
|
747 |
|
748 \fI\fB |
|
749 |
|
750 \fBvoid png_write_tIME (png_structp \fP\fIpng_ptr\fP\fB, png_timep \fImod_time\fP\fB);\fP |
|
751 |
|
752 \fI\fB |
|
753 |
|
754 \fI\fB |
|
755 |
|
756 \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 |
|
757 |
|
758 \fI\fB |
|
759 |
|
760 \fI\fB |
|
761 |
|
762 \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 |
|
763 |
|
764 \fI\fB |
|
765 |
|
766 \fI\fB |
|
767 |
|
768 \fBvoidpf png_zalloc (voidpf \fP\fIpng_ptr\fP\fB, uInt \fP\fIitems\fP\fB, uInt \fIsize\fP\fB);\fP |
|
769 |
|
770 \fI\fB |
|
771 |
|
772 \fI\fB |
|
773 |
|
774 \fBvoid png_zfree (voidpf \fP\fIpng_ptr\fP\fB, voidpf \fIptr\fP\fB);\fP |
|
775 |
|
776 \fI\fB |
|
777 |
|
778 \fI\fB |
|
779 |
|
780 .SH DESCRIPTION |
|
781 The functions listed above are used privately by libpng |
|
782 and are not recommended for use by applications. They are |
|
783 not "exported" to applications using shared libraries. They |
|
784 are listed alphabetically here as an aid to libpng maintainers. |
|
785 See png.h for more information on these functions. |
|
786 |
|
787 .SH SEE ALSO |
|
788 .IR libpng(3) ", " png(5) |
|
789 .SH AUTHOR |
|
790 Glenn Randers-Pehrson |