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176 <p class="navigation-index">[<a href="#BlobToImage">BlobToImage</a> • <a href="#FileToImage">FileToImage</a> • <a href="#GetBlobProperties">GetBlobProperties</a> • <a href="#ImageToBlob">ImageToBlob</a> • <a href="#ImageToFile">ImageToFile</a> • <a href="#ImagesToBlob">ImagesToBlob</a> • <a href="#InjectImageBlob">InjectImageBlob</a>]</p>
178 <h2><a href="http://www.imagemagick.org/api/MagickCore/blob
179 _8c.html" target="source" name="BlobToImage">BlobToImage</a></h2>
180 <div class="doc-section">
182 <p>BlobToImage() implements direct to memory image formats. It returns the blob as an image.</p></ol>
184 <p>The format of the BlobToImage method is:</p>
187 Image *BlobToImage(const ImageInfo *image_info,const void *blob,
188 const size_t length,ExceptionInfo *exception)
191 <p>A description of each parameter follows:</p></ol>
194 <ol><p>the image info.</p></ol>
197 <ol><p>the address of a character stream in one of the image formats understood by ImageMagick.</p></ol>
200 <ol><p>This size_t integer reflects the length in bytes of the blob.</p></ol>
203 <ol><p>return any errors or warnings in this structure.</p></ol>
206 <h2><a href="http://www.imagemagick.org/api/MagickCore/blob
207 _8c.html" target="source" name="FileToImage">FileToImage</a></h2>
208 <div class="doc-section">
210 <p>FileToImage() write the contents of a file to an image.</p></ol>
212 <p>The format of the FileToImage method is:</p>
215 MagickBooleanType FileToImage(Image *,const char *filename)
218 <p>A description of each parameter follows:</p></ol>
221 <ol><p>the image.</p></ol>
224 <ol><p>the filename.</p></ol>
227 <h2><a href="http://www.imagemagick.org/api/MagickCore/blob
228 _8c.html" target="source" name="GetBlobProperties">GetBlobProperties</a></h2>
229 <div class="doc-section">
231 <p>GetBlobProperties() returns information about an image blob.</p></ol>
233 <p>The format of the GetBlobProperties method is:</p>
236 const struct stat *GetBlobProperties(const Image *image)
239 <p>A description of each parameter follows:</p></ol>
242 <ol><p>the image.</p></ol>
245 <h2><a href="http://www.imagemagick.org/api/MagickCore/blob
246 _8c.html" target="source" name="ImageToBlob">ImageToBlob</a></h2>
247 <div class="doc-section">
249 <p>ImageToBlob() implements direct to memory image formats. It returns the image as a blob and its length. The magick member of the ImageInfo structure determines the format of the returned blob (GIF, JPEG, PNG, etc.)</p></ol>
251 <p>The format of the ImageToBlob method is:</p>
254 unsigned char *ImageToBlob(const ImageInfo *image_info,Image *image,
255 size_t *length,ExceptionInfo *exception)
258 <p>A description of each parameter follows:</p></ol>
261 <ol><p>the image info.</p></ol>
264 <ol><p>the image.</p></ol>
267 <ol><p>This pointer to a size_t integer sets the initial length of the blob. On return, it reflects the actual length of the blob.</p></ol>
270 <ol><p>return any errors or warnings in this structure.</p></ol>
273 <h2><a href="http://www.imagemagick.org/api/MagickCore/blob
274 _8c.html" target="source" name="ImageToFile">ImageToFile</a></h2>
275 <div class="doc-section">
277 <p>ImageToFile() writes an image to a file. It returns MagickFalse if an error occurs otherwise MagickTrue.</p></ol>
279 <p>The format of the ImageToFile method is:</p>
282 MagickBooleanType ImageToFile(Image *image,char *filename,
283 ExceptionInfo *exception)
286 <p>A description of each parameter follows:</p></ol>
289 <ol><p>the image.</p></ol>
292 <ol><p>Write the image to this file.</p></ol>
295 <ol><p>return any errors or warnings in this structure.</p></ol>
298 <h2><a href="http://www.imagemagick.org/api/MagickCore/blob
299 _8c.html" target="source" name="ImagesToBlob">ImagesToBlob</a></h2>
300 <div class="doc-section">
302 <p>ImagesToBlob() implements direct to memory image formats. It returns the image sequence as a blob and its length. The magick member of the ImageInfo structure determines the format of the returned blob (GIF, JPEG, PNG, etc.)</p></ol>
304 <p>Note, some image formats do not permit multiple images to the same image stream (e.g. JPEG). in this instance, just the first image of the sequence is returned as a blob.</p></ol>
306 <p>The format of the ImagesToBlob method is:</p>
309 unsigned char *ImagesToBlob(const ImageInfo *image_info,Image *images,
310 size_t *length,ExceptionInfo *exception)
313 <p>A description of each parameter follows:</p></ol>
316 <ol><p>the image info.</p></ol>
319 <ol><p>the image list.</p></ol>
322 <ol><p>This pointer to a size_t integer sets the initial length of the blob. On return, it reflects the actual length of the blob.</p></ol>
325 <ol><p>return any errors or warnings in this structure.</p></ol>
328 <h2><a href="http://www.imagemagick.org/api/MagickCore/blob
329 _8c.html" target="source" name="InjectImageBlob">InjectImageBlob</a></h2>
330 <div class="doc-section">
332 <p>InjectImageBlob() injects the image with a copy of itself in the specified format (e.g. inject JPEG into a PDF image).</p></ol>
334 <p>The format of the InjectImageBlob method is:</p>
337 MagickBooleanType InjectImageBlob(const ImageInfo *image_info,
338 Image *image,Image *inject_image,const char *format,
339 ExceptionInfo *exception)
342 <p>A description of each parameter follows:</p></ol>
345 <ol><p>the image info..</p></ol>
348 <ol><p>the image.</p></ol>
350 <h5>inject_image</h5>
351 <ol><p>inject into the image stream.</p></ol>
354 <ol><p>the image format.</p></ol>
357 <ol><p>return any errors or warnings in this structure.</p></ol>
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