TB9.2 Example Applications: examples/PIPS/antiword/src/imgtrans.c Source File

00001 /*
-00002  * imgtrans.c
-00003  * Copyright (C) 2000-2002 A.J. van Os; Released under GPL
-00004  *
-00005  * Description:
-00006  * Generic functions to translate Word images
-00007  */
-00008 
-00009 #include <stdio.h>
-00010 #include "antiword.h"
-00011 
-00012 
-00013 /*
-00014  * bTranslateImage - translate the image
-00015  *
-00016  * This function reads the type of the given image and and gets it translated.
-00017  *
-00018  * return TRUE when sucessful, otherwise FALSE
-00019  */
-00020 BOOL
-00021 bTranslateImage(diagram_type *pDiag, FILE *pFile, BOOL bMinimalInformation,
-00022         ULONG ulFileOffsetImage, const imagedata_type *pImg)
-00023 {
-00024         options_type    tOptions;
-00025 
-00026         DBG_MSG("bTranslateImage");
-00027 
-00028         fail(pDiag == NULL);
-00029         fail(pFile == NULL);
-00030         fail(ulFileOffsetImage == FC_INVALID);
-00031         fail(pImg == NULL);
-00032         fail(pImg->iHorSizeScaled <= 0);
-00033         fail(pImg->iVerSizeScaled <= 0);
-00034 
-00035         vGetOptions(&tOptions);
-00036         fail(tOptions.eImageLevel == level_no_images);
-00037 
-00038         if (bMinimalInformation) {
-00039                 return bAddDummyImage(pDiag, pImg);
-00040         }
-00041 
-00042         switch (pImg->eImageType) {
-00043         case imagetype_is_dib:
-00044                 return bTranslateDIB(pDiag, pFile,
-00045                                 ulFileOffsetImage + pImg->tPosition,
-00046                                 pImg);
-00047         case imagetype_is_jpeg:
-00048                 return bTranslateJPEG(pDiag, pFile,
-00049                                 ulFileOffsetImage + pImg->tPosition,
-00050                                 pImg->tLength - pImg->tPosition,
-00051                                 pImg);
-00052         case imagetype_is_png:
-00053                 if (tOptions.eImageLevel == level_ps_2) {
-00054                         return bAddDummyImage(pDiag, pImg);
-00055                 }
-00056                 return bTranslatePNG(pDiag, pFile,
-00057                                 ulFileOffsetImage + pImg->tPosition,
-00058                                 pImg->tLength - pImg->tPosition,
-00059                                 pImg);
-00060         case imagetype_is_emf:
-00061         case imagetype_is_wmf:
-00062         case imagetype_is_pict:
-00063         case imagetype_is_external:
-00064                 /* FIXME */
-00065                 return bAddDummyImage(pDiag, pImg);
-00066         case imagetype_is_unknown:
-00067         default:
-00068                 DBG_DEC(pImg->eImageType);
-00069                 return bAddDummyImage(pDiag, pImg);
-00070         }
-00071 } /* end of bTranslateImage */
-