X-Git-Url: http://gitweb.fperrin.net/?a=blobdiff_plain;f=tim%2Fprune%2Fjpeg%2Fdrew%2FExifTiffHandler.java;fp=tim%2Fprune%2Fjpeg%2Fdrew%2FExifTiffHandler.java;h=0000000000000000000000000000000000000000;hb=ce6f2161b8596f7018d6a76bff79bc9e571f35fd;hp=a98e720328939c27dcc13666938333200247b602;hpb=2d8cb72e84d5cc1089ce77baf1e34ea3ea2f8465;p=GpsPrune.git

diff --git a/tim/prune/jpeg/drew/ExifTiffHandler.java b/tim/prune/jpeg/drew/ExifTiffHandler.java
deleted file mode 100644
index a98e720..0000000
--- a/tim/prune/jpeg/drew/ExifTiffHandler.java
+++ /dev/null
@@ -1,171 +0,0 @@
-/*
- * Copyright 2002-2015 Drew Noakes
- *
- * More information about this project is available at:
- *
- *    https://drewnoakes.com/code/exif/
- *    https://github.com/drewnoakes/metadata-extractor
- */
-package tim.prune.jpeg.drew;
-
-import tim.prune.jpeg.JpegData;
-
-/**
- * Implementation of TiffHandler used for handling TIFF tags according to the Exif standard.
- *
- * @author Drew Noakes https://drewnoakes.com
- */
-public class ExifTiffHandler
-{
-	private JpegData _jpegData = null;
-	private long _thumbnailOffset = -1L, _thumbnailLength = -1L;
-
-	/** This tag is a pointer to the Exif SubIFD. */
-	final int DIR_EXIF_SUB_IFD_OFFSET = 0x8769;
-	/** This tag is a pointer to the Exif GPS IFD. */
-	final int DIR_GPS_INFO_OFFSET = 0x8825;
-
-	private static final int TAG_GPS_LATITUDE_REF  = 0x0001;
-	private static final int TAG_GPS_LATITUDE      = 0x0002;
-	private static final int TAG_GPS_LONGITUDE_REF = 0x0003;
-	private static final int TAG_GPS_LONGITUDE     = 0x0004;
-	private static final int TAG_GPS_ALTITUDE      = 0x0006;
-	private static final int TAG_GPS_BEARING       = 0x0011;
-
-	private static final int TAG_ORIENTATION       = 0x0112;
-	private static final int TAG_THUMBNAIL_OFFSET  = 0x0201;
-	private static final int TAG_THUMBNAIL_LENGTH  = 0x0202;
-
-	private static final int TAG_SUB_ORITIME       = 0x9003;
-	private static final int TAG_SUB_DIGITIME      = 0x9004;
-
-
-	/**
-	 * Constructor
-	 * @param jpegData data object to populate with received results
-	 */
-	public ExifTiffHandler(JpegData jpegData)
-	{
-		_jpegData = jpegData;
-		_thumbnailOffset = _thumbnailLength = -1L;
-	}
-
-	public boolean isTagIfdPointer(int tagType)
-	{
-		if (tagType == DIR_EXIF_SUB_IFD_OFFSET) {
-			return true;
-		} else if (tagType == DIR_GPS_INFO_OFFSET) {
-			return true;
-		}
-
-		return false;
-	}
-
-	public void completed(final ByteArrayReader reader, final int tiffHeaderOffset)
-	{
-		// after the extraction process, if we have the correct tags, we may be able to store thumbnail information
-		if (_thumbnailOffset >= 0L && _thumbnailLength > 0L)
-		{
-			try {
-				byte[] thumbData = reader.getBytes(tiffHeaderOffset + (int) _thumbnailOffset, (int) _thumbnailLength);
-				if (thumbData != null)
-				{
-					byte[] thumbCopy = new byte[thumbData.length];
-					System.arraycopy(thumbData, 0, thumbCopy, 0, thumbData.length);
-					_jpegData.setThumbnailImage(thumbCopy);
-				}
-			} catch (ExifException ex) {}
-		}
-	}
-
-	public void setRationalArray(int tagId, Rational[] array)
-	{
-		switch (tagId)
-		{
-			case TAG_GPS_LATITUDE:
-				_jpegData.setLatitude(new double[] {array[0].doubleValue(), array[1].doubleValue(),
-					array[2].convertToPositiveValue()});
-				break;
-			case TAG_GPS_LONGITUDE:
-				_jpegData.setLongitude(new double[] {array[0].doubleValue(), array[1].doubleValue(),
-					array[2].convertToPositiveValue()});
-				break;
-		}
-	}
-
-	public void setRational(int tagId, Rational rational)
-	{
-		switch (tagId)
-		{
-			case TAG_GPS_ALTITUDE:
-				_jpegData.setAltitude(rational.intValue());
-				return;
-			case TAG_GPS_BEARING:
-				_jpegData.setBearing(rational.doubleValue());
-				return;
-		}
-		// maybe it was an integer passed as a rational?
-		if (rational.getDenominator() == 1L) {
-			setIntegerValue(tagId, rational.intValue());
-		}
-	}
-
-	public void setString(int tagId, String string)
-	{
-		switch (tagId)
-		{
-			case TAG_SUB_ORITIME:
-				_jpegData.setOriginalTimestamp(string);
-				break;
-			case TAG_SUB_DIGITIME:
-				_jpegData.setDigitizedTimestamp(string);
-				break;
-			case TAG_GPS_LATITUDE_REF:
-				_jpegData.setLatitudeRef(string);
-				break;
-			case TAG_GPS_LONGITUDE_REF:
-				_jpegData.setLongitudeRef(string);
-				break;
-		}
-	}
-
-	public void setIntegerValue(int tagId, int intVal)
-	{
-		switch (tagId)
-		{
-			case TAG_ORIENTATION:
-				_jpegData.setOrientationCode(intVal);
-				break;
-			case TAG_THUMBNAIL_OFFSET:
-				_thumbnailOffset = intVal;
-				break;
-			case TAG_THUMBNAIL_LENGTH:
-				_thumbnailLength = intVal;
-				break;
-		}
-	}
-
-
-	/**
-	 * Decide, based on the directory id and the tag id, if we want to parse and process it
-	 * @param inDirectoryId
-	 * @param childTagId
-	 * @return true if the tag should be parsed
-	 */
-	public boolean isInterestingTag(int inDirectoryId, int childTagId)
-	{
-		switch (inDirectoryId)
-		{
-			case DIR_GPS_INFO_OFFSET:
-				return true;
-			case DIR_EXIF_SUB_IFD_OFFSET:
-				return childTagId == TAG_SUB_ORITIME
-					|| childTagId == TAG_SUB_DIGITIME;
-			case 0:
-				return childTagId == TAG_THUMBNAIL_OFFSET
-					|| childTagId == TAG_THUMBNAIL_LENGTH
-					|| childTagId == TAG_ORIENTATION;
-		}
-		return false;
-	}
-}