1 | #ifndef ENCODER_H |
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2 | #define ENCODER_H |
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3 | |
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4 | |
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5 | struct dvbdev* encoderopen(int flag) |
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6 | { |
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7 | int fd = -1; |
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8 | struct dvbdev* node = dvbdev; |
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9 | |
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10 | while(node != NULL) |
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11 | { |
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12 | if(node->fd == -1 && node->type == ENCODERDEV) |
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13 | break; |
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14 | node = node->next; |
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15 | } |
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16 | |
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17 | if(node != NULL) |
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18 | { |
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19 | if(flag == 0) return node; |
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20 | if((fd = open(node->dev, O_RDONLY)) < 0) |
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21 | { |
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22 | debug(200, "open encoder failed %s", node->dev); |
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23 | node = NULL; |
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24 | } |
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25 | else |
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26 | { |
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27 | node->fd = fd; |
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28 | closeonexec(fd); |
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29 | } |
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30 | } |
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31 | return node; |
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32 | } |
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33 | |
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34 | |
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35 | int encoderopendirect(char* encoderdev) |
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36 | { |
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37 | int fd = -1; |
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38 | |
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39 | if((fd = open(encoderdev, O_RDONLY)) < 0) |
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40 | { |
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41 | debug(200, "open encoder failed %s", encoderdev); |
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42 | } |
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43 | |
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44 | closeonexec(fd); |
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45 | return fd; |
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46 | } |
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47 | |
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48 | void encoderclose(struct dvbdev* node, int fd) |
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49 | { |
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50 | if(node != NULL) |
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51 | { |
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52 | close(node->fd); |
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53 | node->fd = -1; |
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54 | } |
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55 | else |
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56 | close(fd); |
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57 | } |
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58 | |
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59 | |
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60 | int encodergetdev() |
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61 | { |
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62 | int i, y, fd = -1, count = 0; |
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63 | char *buf = NULL, *encoderdev = NULL; |
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64 | |
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65 | encoderdev = getconfig("encoderdev", NULL); |
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66 | if(encoderdev == NULL) |
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67 | { |
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68 | err("NULL detect"); |
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69 | return count; |
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70 | } |
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71 | |
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72 | buf = malloc(MINMALLOC); |
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73 | if(buf == NULL) |
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74 | { |
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75 | err("no memory"); |
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76 | return count; |
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77 | } |
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78 | |
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79 | i = 0; |
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80 | for(y = 0; y < MAXENCODERDEV; y++) |
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81 | { |
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82 | sprintf(buf, encoderdev, y); |
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83 | fd = file_exist(buf); |
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84 | if(fd > 0) |
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85 | { |
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86 | count++; |
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87 | adddvbdev(buf, i, y, -1, ENCODERDEV, NULL, NULL, NULL, 0); |
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88 | } |
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89 | } |
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90 | free(buf); |
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91 | return count; |
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92 | } |
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93 | |
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94 | int encodernextdev(int flag) |
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95 | { |
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96 | int ret = 0; |
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97 | struct dvbdev* node = encoderopen(flag); |
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98 | if(node == NULL) |
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99 | ret = -1; |
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100 | else |
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101 | { |
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102 | ret = node->devnr; |
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103 | if(flag == 1) |
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104 | encoderclose(node, 0); |
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105 | } |
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106 | return ret; |
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107 | } |
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108 | |
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109 | int encoderset(int dev, int flag, int bitrate, int width, int height, int framerate, int interlaced, int aspectratio) |
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110 | { |
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111 | char *buf = NULL, *encoderdev = NULL; |
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112 | int nextdev = dev; |
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113 | if (nextdev < 0) |
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114 | { |
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115 | nextdev = encodernextdev(0); |
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116 | if(nextdev < 0) |
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117 | return -1; |
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118 | } |
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119 | encoderdev = getconfig("enc_all", NULL); |
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120 | if(encoderdev == NULL) |
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121 | { |
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122 | err("NULL detect"); |
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123 | return -1; |
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124 | } |
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125 | buf = malloc(MINMALLOC); |
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126 | if(buf == NULL) |
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127 | { |
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128 | err("no memory"); |
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129 | return -1; |
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130 | } |
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131 | sprintf(buf, encoderdev, nextdev, "bitrate"); |
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132 | writesysint(buf, bitrate, 1); |
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133 | sprintf(buf, encoderdev, nextdev, "width"); |
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134 | writesysint(buf, width, 1); |
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135 | sprintf(buf, encoderdev, nextdev, "height"); |
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136 | writesysint(buf, height, 1); |
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137 | sprintf(buf, encoderdev, nextdev, "framerate"); |
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138 | writesysint(buf, framerate, 1); |
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139 | sprintf(buf, encoderdev, nextdev, "interlaced"); |
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140 | writesysint(buf, interlaced, 1); |
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141 | sprintf(buf, encoderdev, nextdev, "aspectratio"); |
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142 | writesysint(buf, aspectratio, 1); |
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143 | if(flag == 1) |
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144 | { |
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145 | sprintf(buf, encoderdev, nextdev, "apply"); |
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146 | writesysint(buf, 1, 1); |
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147 | } |
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148 | free(buf); buf=NULL; |
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149 | return 0; |
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150 | } |
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151 | int encodersetweb(int dev, int flag) |
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152 | { |
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153 | int bitrate = 1024*1024; |
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154 | int width = 360; |
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155 | int height = 280; |
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156 | int framerate = 25000; |
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157 | int interlaced = 0; |
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158 | int aspectratio = 0; |
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159 | int help = 0; |
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160 | int ret; |
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161 | |
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162 | help = getconfigint("web_trans_bitrate", NULL); |
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163 | if(help != 0) |
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164 | bitrate = help; |
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165 | |
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166 | help = getconfigint("web_trans_resolution", NULL); |
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167 | if(help == 0) |
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168 | { |
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169 | width = 640; |
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170 | height = 480; |
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171 | } |
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172 | else if(help == 1) |
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173 | { |
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174 | width = 720; |
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175 | height = 576; |
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176 | } |
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177 | else if(help == 2) |
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178 | { |
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179 | width = 1280; |
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180 | height = 720; |
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181 | } |
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182 | else if(help == 3) |
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183 | { |
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184 | width = 320; |
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185 | height = 240; |
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186 | } |
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187 | else if(help == 4) |
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188 | { |
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189 | width = 160; |
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190 | height = 120; |
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191 | } |
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192 | |
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193 | aspectratio = getconfigint("web_trans_aspectratio", NULL); |
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194 | |
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195 | ret = encoderset(dev, flag, bitrate, width, height, framerate, interlaced, aspectratio); |
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196 | return ret; |
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197 | } |
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198 | |
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199 | #endif |
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