如何从设备或SD卡中存储的图片获取经纬度信息?
我找到了一个非常简单的解决方案......所以我把它发在这里来帮助像我一样有问题的朋友从图片中获取地理位置。
Bundle bundle = getIntent().getExtras();
if(null != bundle)
{
String filepath = bundle.getString(FILE_PATH_KEY);
try
{
ExifInterface exif = new ExifInterface(filepath);
StringBuilder builder = new StringBuilder();
builder.append("Date & Time: " + getExifTag(exif,ExifInterface.TAG_DATETIME) + "\n\n");
builder.append("Flash: " + getExifTag(exif,ExifInterface.TAG_FLASH) + "\n");
builder.append("Focal Length: " + getExifTag(exif,ExifInterface.TAG_FOCAL_LENGTH) + "\n\n");
builder.append("GPS Datestamp: " + getExifTag(exif,ExifInterface.TAG_FLASH) + "\n");
builder.append("GPS Latitude: " + getExifTag(exif,ExifInterface.TAG_GPS_LATITUDE) + "\n");
builder.append("GPS Latitude Ref: " + getExifTag(exif,ExifInterface.TAG_GPS_LATITUDE_REF) + "\n");
builder.append("GPS Longitude: " + getExifTag(exif,ExifInterface.TAG_GPS_LONGITUDE) + "\n");
builder.append("GPS Longitude Ref: " + getExifTag(exif,ExifInterface.TAG_GPS_LONGITUDE_REF) + "\n");
builder.append("GPS Processing Method: " + getExifTag(exif,ExifInterface.TAG_GPS_PROCESSING_METHOD) + "\n");
builder.append("GPS Timestamp: " + getExifTag(exif,ExifInterface.TAG_GPS_TIMESTAMP) + "\n\n");
builder.append("Image Length: " + getExifTag(exif,ExifInterface.TAG_IMAGE_LENGTH) + "\n");
builder.append("Image Width: " + getExifTag(exif,ExifInterface.TAG_IMAGE_WIDTH) + "\n\n");
builder.append("Camera Make: " + getExifTag(exif,ExifInterface.TAG_MAKE) + "\n");
builder.append("Camera Model: " + getExifTag(exif,ExifInterface.TAG_MODEL) + "\n");
builder.append("Camera Orientation: " + getExifTag(exif,ExifInterface.TAG_ORIENTATION) + "\n");
builder.append("Camera White Balance: " + getExifTag(exif,ExifInterface.TAG_WHITE_BALANCE) + "\n");
builder = null;
}
catch (IOException e)
{
e.printStackTrace();
}
}
我们可以通过一个构建器字符串获取图片中的所有Exif标签信息。
http://developer.android.com/reference/android/media/ExifInterface.html