diff options
Diffstat (limited to 'tests/src/com/android/gallery3d/exif/ExifXmlReader.java')
-rw-r--r-- | tests/src/com/android/gallery3d/exif/ExifXmlReader.java | 125 |
1 files changed, 0 insertions, 125 deletions
diff --git a/tests/src/com/android/gallery3d/exif/ExifXmlReader.java b/tests/src/com/android/gallery3d/exif/ExifXmlReader.java deleted file mode 100644 index 12e9cf77e..000000000 --- a/tests/src/com/android/gallery3d/exif/ExifXmlReader.java +++ /dev/null @@ -1,125 +0,0 @@ -/* - * Copyright (C) 2012 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -package com.android.gallery3d.exif; - -import org.xmlpull.v1.XmlPullParser; -import org.xmlpull.v1.XmlPullParserException; - -import java.io.IOException; -import java.util.ArrayList; -import java.util.HashMap; -import java.util.List; -import java.util.Map; - -public class ExifXmlReader { - private static final String TAG_EXIF = "exif"; - private static final String TAG_TAG = "tag"; - - private static final String IFD0 = "IFD0"; - private static final String EXIF_IFD = "ExifIFD"; - private static final String GPS_IFD = "GPS"; - private static final String IFD1 = "IFD1"; - private static final String INTEROP_IFD = "InteropIFD"; - - private static final String ATTR_ID = "id"; - private static final String ATTR_IFD = "ifd"; - - private static final String NO_VALUE = "NO_VALUE"; - - /** - * This function read the ground truth XML. - * - * @throws XmlPullParserException - * @throws IOException - */ - static public List<Map<Short, List<String>>> readXml(XmlPullParser parser) - throws XmlPullParserException, IOException { - - List<Map<Short, List<String>>> exifData = - new ArrayList<Map<Short, List<String>>>(IfdId.TYPE_IFD_COUNT); - for (int i = 0; i < IfdId.TYPE_IFD_COUNT; i++) { - exifData.add(new HashMap<Short, List<String>>()); - } - - while (parser.next() != XmlPullParser.END_DOCUMENT) { - if (parser.getEventType() == XmlPullParser.START_TAG) { - break; - } - } - parser.require(XmlPullParser.START_TAG, null, TAG_EXIF); - - while (parser.next() != XmlPullParser.END_TAG) { - if (parser.getEventType() != XmlPullParser.START_TAG) { - continue; - } - - parser.require(XmlPullParser.START_TAG, null, TAG_TAG); - - int ifdId = getIfdIdFromString(parser.getAttributeValue(null, ATTR_IFD)); - short id = Integer.decode(parser.getAttributeValue(null, ATTR_ID)).shortValue(); - - String value = ""; - if (parser.next() == XmlPullParser.TEXT) { - value = parser.getText(); - parser.next(); - } - - if (ifdId < 0) { - // TODO: the MarkerNote segment. - } else { - List<String> tagData = exifData.get(ifdId).get(id); - if (tagData == null) { - tagData = new ArrayList<String>(); - exifData.get(ifdId).put(id, tagData); - } - if (NO_VALUE.equals(value)) { - tagData.add(null); - } else { - tagData.add(value.trim()); - } - } - - parser.require(XmlPullParser.END_TAG, null, null); - } - return exifData; - } - - static private int getIfdIdFromString(String prefix) { - if (IFD0.equals(prefix)) { - return IfdId.TYPE_IFD_0; - } else if (EXIF_IFD.equals(prefix)) { - return IfdId.TYPE_IFD_EXIF; - } else if (GPS_IFD.equals(prefix)) { - return IfdId.TYPE_IFD_GPS; - } else if (IFD1.equals(prefix)) { - return IfdId.TYPE_IFD_1; - } else if (INTEROP_IFD.equals(prefix)) { - return IfdId.TYPE_IFD_INTEROPERABILITY; - } else { - assert (false); - return -1; - } - } - - static public int getTrueTagNumber(Map<Short, List<String>> ifdData) { - int size = 0; - for (List<String> tag : ifdData.values()) { - size += tag.size(); - } - return size; - } -} |