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3 | <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en"> |
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4 | <head> |
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5 | <title>saveimage.pro (SAXO Documentation Assistant)</title> |
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6 | </head> |
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8 | <body text="#000000" bgcolor="#FFFFFF"> |
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11 | <!-- Navbar template takes a structure with the following fields: |
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44 | |
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45 | <table border="0" cellpadding="0" cellspacing="0" width="98%" bgcolor="#F0F0FF" valign="bottom"> |
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46 | <tr> |
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47 | <td width="10%"> |
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48 | <a href="imdisp.html"><img src="./../prev.gif" border="0" alt="Previous"></a></td> |
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49 | <td width="80%" align="center" valign="center"> |
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50 | <font size=-1><i>SAXO Documentation Assistant</i>: <a href="./../home.html">Overview</a></font></td> |
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51 | <td width="10%" align="right"> |
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52 | <a href="showimage.html"><img src="./../next.gif" border="0" alt="Next"></a></td> |
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53 | </tr> |
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54 | </table> |
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55 | |
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56 | |
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57 | <h1><font size="-2">Picture/</font></h1> |
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58 | <h2>saveimage.pro</h2> |
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59 | |
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60 | <dl> |
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61 | </dl> |
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62 | |
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63 | |
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64 | Save the current graphics window to an output file (GIF by default). |
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65 | |
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66 | The output formats supported are: |
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67 | GIF 8-bit with color table, |
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68 | BMP 8-bit with color table, |
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69 | PNG 8-bit with color table, |
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70 | PICT 8-bit with color table, |
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71 | JPEG 24-bit true color, |
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72 | TIFF 24-bit true-color. |
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73 | |
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74 | Any conversions necessary to convert 8-bit or 24-bit images onscreen to |
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75 | 8-bit or 24-bit output files are done automatically. |
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76 | |
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77 | |
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78 | |
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79 | |
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80 | |
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81 | <a name="#_saveimage"></a> |
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82 | |
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83 | <h2>saveimage <font size="-1" color="#006633"> |
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84 | Input/Output |
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85 | </font></h2> |
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86 | |
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87 | <p><font face="Courier">saveimage<i>, <a href="#_saveimage_keyword_FILE">FILE</a></i>, <a href="#_saveimage_keyword_BMP">BMP</a>=<i>BMP</i>, <a href="#_saveimage_keyword_PNG">PNG</a>=<i>PNG</i>, <a href="#_saveimage_keyword_PICT">PICT</a>=<i>PICT</i>, <a href="#_saveimage_keyword_JPEG">JPEG</a>=<i>JPEG</i>, <a href="#_saveimage_keyword_TIFF">TIFF</a>=<i>TIFF</i>, <a href="#_saveimage_keyword_QUALITY">QUALITY</a>=<i>QUALITY</i>, <a href="#_saveimage_keyword_DITHER">DITHER</a>=<i>DITHER</i>, <a href="#_saveimage_keyword_CUBE">CUBE</a>=<i>CUBE</i>, <a href="#_saveimage_keyword_QUIET">QUIET</a>=<i>QUIET</i>, <a href="#_saveimage_keyword_MULTIPLE">MULTIPLE</a>=<i>MULTIPLE</i></font></p> |
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88 | |
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89 | |
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90 | |
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91 | |
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92 | |
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93 | |
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94 | |
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95 | <h3>Parameters</h3> |
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96 | |
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97 | |
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98 | <a name="#_saveimage_keyword_FILE"></a> |
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99 | <h4>FILE |
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100 | <font size="-1" color="#006633">in</font> |
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101 | |
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102 | |
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103 | <font size="-1" color="#006633">required</font> |
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104 | |
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105 | |
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106 | <font size="-1" color="#006633">default:</font> <font size="-1" color="#006633"><i>format GIF</i></font> |
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107 | |
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108 | </h4> |
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109 | |
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110 | |
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111 | Name of the output file |
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112 | |
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113 | |
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114 | |
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115 | |
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116 | |
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117 | <h3>Keywords</h3> |
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118 | |
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119 | |
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120 | <a name="#_saveimage_keyword_BMP"></a> |
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121 | <h4>BMP |
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122 | |
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123 | |
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124 | |
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125 | |
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126 | |
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127 | |
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128 | |
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129 | |
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130 | </h4> |
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131 | |
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132 | |
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133 | Set this keyword to create BMP format (8-bit with color table). |
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134 | |
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135 | |
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136 | <a name="#_saveimage_keyword_PNG"></a> |
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137 | <h4>PNG |
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138 | |
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139 | |
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140 | |
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141 | |
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142 | |
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143 | |
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144 | |
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145 | |
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146 | </h4> |
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147 | |
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148 | |
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149 | Set this keyword to create PNG format (8-bit with color table). |
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150 | |
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151 | |
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152 | <a name="#_saveimage_keyword_PICT"></a> |
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153 | <h4>PICT |
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154 | |
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155 | |
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156 | |
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157 | |
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158 | |
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159 | |
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160 | |
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161 | |
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162 | </h4> |
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163 | |
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164 | |
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165 | Set this keyword to create PICT format (8-bit with color table). |
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166 | |
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167 | |
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168 | <a name="#_saveimage_keyword_JPEG"></a> |
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169 | <h4>JPEG |
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170 | |
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171 | |
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172 | |
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173 | |
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174 | |
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175 | |
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176 | |
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177 | |
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178 | </h4> |
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179 | |
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180 | |
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181 | Set this keyword to create JPEG format (24-bit true color). |
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182 | |
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183 | |
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184 | <a name="#_saveimage_keyword_TIFF"></a> |
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185 | <h4>TIFF |
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186 | |
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187 | |
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188 | |
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189 | |
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190 | |
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191 | |
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192 | |
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193 | |
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194 | </h4> |
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195 | |
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196 | |
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197 | Set this keyword to create TIFF format (24-bit true color). |
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198 | |
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199 | |
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200 | <a name="#_saveimage_keyword_QUALITY"></a> |
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201 | <h4>QUALITY |
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202 | |
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203 | |
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204 | |
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205 | |
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206 | |
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207 | |
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208 | <font size="-1" color="#006633">default:</font> <font size="-1" color="#006633"><i>75</i></font> |
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209 | |
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210 | </h4> |
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211 | |
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212 | |
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213 | If set to a named variable, specifies the quality for |
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214 | JPEG output. Ranges from 0 ("terrible") to |
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215 | 100 ("excellent"). Smaller quality values yield higher |
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216 | compression ratios and smaller output files. |
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217 | |
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218 | |
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219 | <a name="#_saveimage_keyword_DITHER"></a> |
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220 | <h4>DITHER |
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221 | |
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222 | |
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223 | |
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224 | |
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225 | |
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226 | |
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227 | <font size="-1" color="#006633">default:</font> <font size="-1" color="#006633"><i>no dithering</i></font> |
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228 | |
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229 | </h4> |
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230 | |
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231 | |
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232 | If set, dither the output image when creating 8-bit output |
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233 | which is read from a 24-bit display. |
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234 | |
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235 | |
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236 | <a name="#_saveimage_keyword_CUBE"></a> |
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237 | <h4>CUBE |
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238 | |
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239 | |
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240 | |
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241 | |
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242 | |
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243 | |
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244 | |
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245 | |
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246 | </h4> |
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247 | |
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248 | {default=to use statistical method) |
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249 | If set, use the color cube method to quantize colors when |
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250 | creating 8-bit output which is read from a 24-bit display. |
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251 | This may improve the accuracy of colors in the output image, |
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252 | especially white. |
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253 | |
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254 | |
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255 | <a name="#_saveimage_keyword_QUIET"></a> |
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256 | <h4>QUIET |
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257 | |
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258 | |
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259 | |
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260 | |
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261 | |
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262 | |
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263 | <font size="-1" color="#006633">default:</font> <font size="-1" color="#006633"><i>to print an information message</i></font> |
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264 | |
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265 | </h4> |
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266 | |
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267 | |
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268 | Set this keyword to suppress the information message. |
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269 | |
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270 | |
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271 | <a name="#_saveimage_keyword_MULTIPLE"></a> |
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272 | <h4>MULTIPLE |
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273 | |
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274 | |
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275 | |
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276 | |
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277 | |
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278 | |
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279 | |
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280 | |
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281 | </h4> |
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282 | |
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283 | |
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284 | |
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285 | |
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286 | |
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287 | <h3>Examples</h3><pre> |
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288 | |
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289 | IDL> openr, lun, filepath('hurric.dat', subdir='examples/data'), /get_lun |
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290 | IDL> image = bytarr(440, 330) |
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291 | IDL> readu, lun, image |
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292 | IDL> free_lun, lun |
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293 | IDL> loadct, 13 |
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294 | IDL> tvscl, image |
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295 | IDL> saveimage, 'hurric.gif' |
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296 | |
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297 | </pre><h3>Version history</h3> |
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298 | |
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299 | <h4>Version</h4> |
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300 | $Id: saveimage.pro 327 2007-12-13 16:22:35Z pinsard $ |
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301 | |
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302 | <h4>History</h4> |
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303 | Liam.Gumley@ssec.wisc.edu |
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304 | <a href="http://cimss.ssec.wisc.edu/~gumley/"/> |
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305 | |
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306 | This program is free software; you can redistribute it and/or |
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307 | modify it under the terms of the GNU General Public License |
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308 | as published by the Free Software Foundation; either version 2 |
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309 | of the License, or (at your option) any later version. |
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310 | |
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311 | This program is distributed in the hope that it will be useful, |
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312 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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313 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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314 | GNU General Public License for more details. |
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315 | |
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316 | You should have received a copy of the GNU General Public License |
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317 | along with this program; if not, write to the Free Software |
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318 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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319 | |
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320 | |
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321 | |
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322 | <h3>Known issues</h3> |
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323 | |
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324 | |
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325 | |
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326 | <h4>Restrictions</h4> |
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327 | The output file is overwritten if it exists. |
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328 | |
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329 | requires IDL 5.0 or higher (square bracket array syntax). |
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330 | |
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331 | |
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332 | |
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333 | |
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334 | |
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335 | |
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336 | |
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337 | |
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338 | |
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339 | |
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340 | <font size="-3"><p> </p></font> |
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341 | <hr size="1" color="#CCCCCC"/> |
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342 | |
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343 | |
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344 | |
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345 | |
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346 | <p><font color="gray" size="-3"> Produced by IDLdoc 2.0.</font></p> |
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347 | |
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348 | </body> |
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349 | </html> |
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