Examples with HSLFSlideShow org.apache.poi.hslf.usermodel.HSLFSlideShow used on opensource projects

Example 61 with HSLFSlideShow

use of org.apache.poi.hslf.usermodel.HSLFSlideShow in project poi by apache.

the class ImageExtractor method main.

public static void main(String[] args) throws IOException {
    if (args.length < 1) {
        System.err.println("Usage:");
        System.err.println("\tImageExtractor <file>");
        return;
    }
    HSLFSlideShow ppt = new HSLFSlideShow(new HSLFSlideShowImpl(args[0]));
    //extract all pictures contained in the presentation
    int i = 0;
    for (HSLFPictureData pict : ppt.getPictureData()) {
        // picture data
        byte[] data = pict.getData();
        PictureType type = pict.getType();
        FileOutputStream out = new FileOutputStream("pict_" + i++ + type.extension);
        out.write(data);
        out.close();
    }
    ppt.close();
}

Example 62 with HSLFSlideShow

use of org.apache.poi.hslf.usermodel.HSLFSlideShow in project poi by apache.

the class MovieShape method getPath.

/**
     * @return UNC or local path to a video file
     */
@SuppressWarnings("resource")
public String getPath() {
    ExObjRefAtom oe = getClientDataRecord(RecordTypes.ExObjRefAtom.typeID);
    int idx = oe.getExObjIdRef();
    HSLFSlideShow ppt = getSheet().getSlideShow();
    ExObjList lst = (ExObjList) ppt.getDocumentRecord().findFirstOfType(RecordTypes.ExObjList.typeID);
    if (lst == null) {
        return null;
    }
    Record[] r = lst.getChildRecords();
    for (int i = 0; i < r.length; i++) {
        if (r[i] instanceof ExMCIMovie) {
            ExMCIMovie mci = (ExMCIMovie) r[i];
            ExVideoContainer exVideo = mci.getExVideo();
            int objectId = exVideo.getExMediaAtom().getObjectId();
            if (objectId == idx) {
                return exVideo.getPathAtom().getText();
            }
        }
    }
    return null;
}

Example 63 with HSLFSlideShow

use of org.apache.poi.hslf.usermodel.HSLFSlideShow in project poi by apache.

the class OLEShape method getObjectData.

/**
     * Returns unique identifier for the OLE object.
     *
     * @return the unique identifier for the OLE object
     */
@SuppressWarnings("resource")
public HSLFObjectData getObjectData() {
    HSLFSlideShow ppt = getSheet().getSlideShow();
    HSLFObjectData[] ole = ppt.getEmbeddedObjects();
    //persist reference
    ExEmbed exEmbed = getExEmbed();
    HSLFObjectData data = null;
    if (exEmbed != null) {
        int ref = exEmbed.getExOleObjAtom().getObjStgDataRef();
        for (int i = 0; i < ole.length; i++) {
            if (ole[i].getExOleObjStg().getPersistId() == ref) {
                data = ole[i];
            }
        }
    }
    if (data == null) {
        LOG.log(POILogger.WARN, "OLE data not found");
    }
    return data;
}

Example 64 with HSLFSlideShow

use of org.apache.poi.hslf.usermodel.HSLFSlideShow in project poi by apache.

the class OLEShape method getExEmbed.

/**
     * Return the record container for this embedded object.
     *
     * <p>
     * It contains:
     * 1. ExEmbedAtom.(4045)
     * 2. ExOleObjAtom (4035)
     * 3. CString (4026), Instance MenuName (1) used for menus and the Links dialog box.
     * 4. CString (4026), Instance ProgID (2) that stores the OLE Programmatic Identifier.
     *     A ProgID is a string that uniquely identifies a given object.
     * 5. CString (4026), Instance ClipboardName (3) that appears in the paste special dialog.
     * 6. MetaFile( 4033), optional
     * </p>
     */
@SuppressWarnings("resource")
public ExEmbed getExEmbed() {
    if (_exEmbed == null) {
        HSLFSlideShow ppt = getSheet().getSlideShow();
        ExObjList lst = ppt.getDocumentRecord().getExObjList(false);
        if (lst == null) {
            LOG.log(POILogger.WARN, "ExObjList not found");
            return null;
        }
        int id = getObjectID();
        Record[] ch = lst.getChildRecords();
        for (int i = 0; i < ch.length; i++) {
            if (ch[i] instanceof ExEmbed) {
                ExEmbed embd = (ExEmbed) ch[i];
                if (embd.getExOleObjAtom().getObjID() == id)
                    _exEmbed = embd;
            }
        }
    }
    return _exEmbed;
}

Example 65 with HSLFSlideShow

use of org.apache.poi.hslf.usermodel.HSLFSlideShow in project poi by apache.

the class SlideIdListing method main.

public static void main(String[] args) throws IOException {
    if (args.length < 1) {
        System.err.println("Need to give a filename");
        System.exit(1);
    }
    // Create the slideshow object, for normal working with
    HSLFSlideShowImpl hss = new HSLFSlideShowImpl(args[0]);
    HSLFSlideShow ss = new HSLFSlideShow(hss);
    // Grab the base contents
    fileContents = hss.getUnderlyingBytes();
    Record[] records = hss.getRecords();
    Record[] latestRecords = ss.getMostRecentCoreRecords();
    // Grab any records that interest us
    Document document = null;
    for (int i = 0; i < latestRecords.length; i++) {
        if (latestRecords[i] instanceof Document) {
            document = (Document) latestRecords[i];
        }
    }
    System.out.println("");
    // Look for SlidePersistAtoms, and report what they have to
    //  say about possible slide IDs
    SlideListWithText[] slwts = document.getSlideListWithTexts();
    for (int i = 0; i < slwts.length; i++) {
        Record[] cr = slwts[i].getChildRecords();
        for (int j = 0; j < cr.length; j++) {
            if (cr[j] instanceof SlidePersistAtom) {
                SlidePersistAtom spa = (SlidePersistAtom) cr[j];
                System.out.println("SlidePersistAtom knows about slide:");
                System.out.println("\t" + spa.getRefID());
                System.out.println("\t" + spa.getSlideIdentifier());
            }
        }
    }
    System.out.println("");
    // Look for latest core records that are slides or notes
    for (int i = 0; i < latestRecords.length; i++) {
        if (latestRecords[i] instanceof Slide) {
            Slide s = (Slide) latestRecords[i];
            SlideAtom sa = s.getSlideAtom();
            System.out.println("Found the latest version of a slide record:");
            System.out.println("\tCore ID is " + s.getSheetId());
            System.out.println("\t(Core Records count is " + i + ")");
            System.out.println("\tDisk Position is " + s.getLastOnDiskOffset());
            System.out.println("\tMaster ID is " + sa.getMasterID());
            System.out.println("\tNotes ID is " + sa.getNotesID());
        }
    }
    System.out.println("");
    for (int i = 0; i < latestRecords.length; i++) {
        if (latestRecords[i] instanceof Notes) {
            Notes n = (Notes) latestRecords[i];
            NotesAtom na = n.getNotesAtom();
            System.out.println("Found the latest version of a notes record:");
            System.out.println("\tCore ID is " + n.getSheetId());
            System.out.println("\t(Core Records count is " + i + ")");
            System.out.println("\tDisk Position is " + n.getLastOnDiskOffset());
            System.out.println("\tMatching slide is " + na.getSlideID());
        }
    }
    System.out.println("");
    // Find any persist ones first
    int pos = 0;
    for (int i = 0; i < records.length; i++) {
        Record r = records[i];
        if (r.getRecordType() == 6001l) {
            // PersistPtrFullBlock
            System.out.println("Found PersistPtrFullBlock at " + pos + " (" + Integer.toHexString(pos) + ")");
        }
        if (r.getRecordType() == 6002l) {
            // PersistPtrIncrementalBlock
            System.out.println("Found PersistPtrIncrementalBlock at " + pos + " (" + Integer.toHexString(pos) + ")");
            PersistPtrHolder pph = (PersistPtrHolder) r;
            // Check the sheet offsets
            int[] sheetIDs = pph.getKnownSlideIDs();
            Map<Integer, Integer> sheetOffsets = pph.getSlideLocationsLookup();
            for (int j = 0; j < sheetIDs.length; j++) {
                Integer id = sheetIDs[j];
                Integer offset = sheetOffsets.get(id);
                System.out.println("  Knows about sheet " + id);
                System.out.println("    That sheet lives at " + offset);
                Record atPos = findRecordAtPos(offset.intValue());
                System.out.println("    The record at that pos is of type " + atPos.getRecordType());
                System.out.println("    The record at that pos has class " + atPos.getClass().getName());
                if (!(atPos instanceof PositionDependentRecord)) {
                    System.out.println("    ** The record class isn't position aware! **");
                }
            }
        }
        // Increase the position by the on disk size
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        r.writeOut(baos);
        pos += baos.size();
    }
    ss.close();
    System.out.println("");
}