Fix 1860351: Put datetime in jpeg exif to datetaken field. (099397cb) · Commits · e / os / android_frameworks_base

media/java/android/media/ExifInterface.java

+26 −1

Original line number	Diff line number	Diff line
		@@ -18,6 +18,9 @@ package android.media;

		import android.util.Log;

		import java.text.ParsePosition;
		import java.text.SimpleDateFormat;
		import java.util.Date;
		import java.util.HashMap;
		import java.util.Map;

		@@ -59,7 +62,7 @@ public class ExifInterface {
		// The Exif tag names
		public static final String TAG_ORIENTATION = "Orientation";

		public static final String TAG_DATE_TIME_ORIGINAL = "DateTimeOriginal";
		public static final String TAG_DATETIME = "DateTime";
		public static final String TAG_MAKE = "Make";
		public static final String TAG_MODEL = "Model";
		public static final String TAG_FLASH = "Flash";
		@@ -321,6 +324,28 @@ public class ExifInterface {
		return latlng;
		}

		private static SimpleDateFormat sFormatter =
		new SimpleDateFormat("yyyy:MM:dd HH:mm:ss");

		// Returns number of milliseconds since Jan. 1, 1970, midnight GMT.
		// Returns -1 if the date time information if not available.
		public static long getDateTime(HashMap<String, String> exifData) {
		if (exifData == null) {
		return -1;
		}

		String dateTimeString = exifData.get(ExifInterface.TAG_DATETIME);
		if (dateTimeString == null) return -1;

		ParsePosition pos = new ParsePosition(0);
		try {
		Date date = sFormatter.parse(dateTimeString, pos);
		return date.getTime();
		} catch (IllegalArgumentException ex) {
		return -1;
		}
		}

		public static float convertRationalLatLonToFloat(
		String rationalString, String ref) {
		try {

+5 −0

Original line number	Diff line number	Diff line
		@@ -720,6 +720,11 @@ public class MediaScanner
		values.put(Images.Media.LATITUDE, latlng[0]);
		values.put(Images.Media.LONGITUDE, latlng[1]);
		}

		long time = ExifInterface.getDateTime(exifData);
		if (time != -1) {
		values.put(Images.Media.DATE_TAKEN, time);
		}
		}
		}