Examples with ExifInterface android.media.ExifInterface used on opensource projects

Example 36 with ExifInterface

use of android.media.ExifInterface in project weiui by kuaifan.

the class SubsamplingScaleImageView method getExifOrientation.

/**
 * Helper method for load tasks. Examines the EXIF info on the image file to determine the orientation.
 * This will only work for external files, not assets, resources or other URIs.
 */
@AnyThread
private int getExifOrientation(Context context, String sourceUri) {
    int exifOrientation = ORIENTATION_0;
    if (sourceUri.startsWith(ContentResolver.SCHEME_CONTENT)) {
        Cursor cursor = null;
        try {
            String[] columns = { MediaStore.Images.Media.ORIENTATION };
            cursor = context.getContentResolver().query(Uri.parse(sourceUri), columns, null, null, null);
            if (cursor != null) {
                if (cursor.moveToFirst()) {
                    int orientation = cursor.getInt(0);
                    if (VALID_ORIENTATIONS.contains(orientation) && orientation != ORIENTATION_USE_EXIF) {
                        exifOrientation = orientation;
                    } else {
                        Log.w(TAG, "Unsupported orientation: " + orientation);
                    }
                }
            }
        } catch (Exception e) {
            Log.w(TAG, "Could not get orientation of image from media store");
        } finally {
            if (cursor != null) {
                cursor.close();
            }
        }
    } else if (sourceUri.startsWith(ImageSource.FILE_SCHEME) && !sourceUri.startsWith(ImageSource.ASSET_SCHEME)) {
        try {
            ExifInterface exifInterface = new ExifInterface(sourceUri.substring(ImageSource.FILE_SCHEME.length() - 1));
            int orientationAttr = exifInterface.getAttributeInt(ExifInterface.TAG_ORIENTATION, ExifInterface.ORIENTATION_NORMAL);
            if (orientationAttr == ExifInterface.ORIENTATION_NORMAL || orientationAttr == ExifInterface.ORIENTATION_UNDEFINED) {
                exifOrientation = ORIENTATION_0;
            } else if (orientationAttr == ExifInterface.ORIENTATION_ROTATE_90) {
                exifOrientation = ORIENTATION_90;
            } else if (orientationAttr == ExifInterface.ORIENTATION_ROTATE_180) {
                exifOrientation = ORIENTATION_180;
            } else if (orientationAttr == ExifInterface.ORIENTATION_ROTATE_270) {
                exifOrientation = ORIENTATION_270;
            } else {
                Log.w(TAG, "Unsupported EXIF orientation: " + orientationAttr);
            }
        } catch (Exception e) {
            Log.w(TAG, "Could not get EXIF orientation of image");
        }
    }
    return exifOrientation;
}

Example 37 with ExifInterface

use of android.media.ExifInterface in project weiui by kuaifan.

the class PictureFileUtils method readPictureDegree.

/**
 * 读取图片属性：旋转的角度
 *
 * @param path 图片绝对路径
 * @return degree旋转的角度
 */
public static int readPictureDegree(String path) {
    int degree = 0;
    try {
        ExifInterface exifInterface = new ExifInterface(path);
        int orientation = exifInterface.getAttributeInt(ExifInterface.TAG_ORIENTATION, ExifInterface.ORIENTATION_NORMAL);
        switch(orientation) {
            case ExifInterface.ORIENTATION_ROTATE_90:
                degree = 90;
                break;
            case ExifInterface.ORIENTATION_ROTATE_180:
                degree = 180;
                break;
            case ExifInterface.ORIENTATION_ROTATE_270:
                degree = 270;
                break;
        }
    } catch (IOException e) {
        e.printStackTrace();
    }
    return degree;
}

Example 38 with ExifInterface

use of android.media.ExifInterface in project weiui by kuaifan.

the class ImageHeaderParser method copyExif.

public static void copyExif(ExifInterface originalExif, int width, int height, String imageOutputPath) {
    String[] attributes = new String[] { ExifInterface.TAG_APERTURE, ExifInterface.TAG_DATETIME, ExifInterface.TAG_DATETIME_DIGITIZED, ExifInterface.TAG_EXPOSURE_TIME, ExifInterface.TAG_FLASH, ExifInterface.TAG_FOCAL_LENGTH, ExifInterface.TAG_GPS_ALTITUDE, ExifInterface.TAG_GPS_ALTITUDE_REF, ExifInterface.TAG_GPS_DATESTAMP, ExifInterface.TAG_GPS_LATITUDE, ExifInterface.TAG_GPS_LATITUDE_REF, ExifInterface.TAG_GPS_LONGITUDE, ExifInterface.TAG_GPS_LONGITUDE_REF, ExifInterface.TAG_GPS_PROCESSING_METHOD, ExifInterface.TAG_GPS_TIMESTAMP, ExifInterface.TAG_ISO, ExifInterface.TAG_MAKE, ExifInterface.TAG_MODEL, ExifInterface.TAG_SUBSEC_TIME, ExifInterface.TAG_SUBSEC_TIME_DIG, ExifInterface.TAG_SUBSEC_TIME_ORIG, ExifInterface.TAG_WHITE_BALANCE };
    try {
        ExifInterface newExif = new ExifInterface(imageOutputPath);
        String value;
        for (String attribute : attributes) {
            value = originalExif.getAttribute(attribute);
            if (!TextUtils.isEmpty(value)) {
                newExif.setAttribute(attribute, value);
            }
        }
        newExif.setAttribute(ExifInterface.TAG_IMAGE_WIDTH, String.valueOf(width));
        newExif.setAttribute(ExifInterface.TAG_IMAGE_LENGTH, String.valueOf(height));
        newExif.setAttribute(ExifInterface.TAG_ORIENTATION, "0");
        newExif.saveAttributes();
    } catch (IOException e) {
        Log.d(TAG, e.getMessage());
    }
}

Example 39 with ExifInterface

use of android.media.ExifInterface in project Rocket by mozilla-tw.

the class SubsamplingScaleImageView method getExifOrientation.

/**
 * Helper method for load tasks. Examines the EXIF info on the image file to determine the orientation.
 * This will only work for external files, not assets, resources or other URIs.
 */
@AnyThread
private int getExifOrientation(Context context, String sourceUri) {
    int exifOrientation = ORIENTATION_0;
    if (sourceUri.startsWith(ContentResolver.SCHEME_CONTENT)) {
        Cursor cursor = null;
        try {
            String[] columns = { MediaStore.Images.Media.ORIENTATION };
            cursor = context.getContentResolver().query(Uri.parse(sourceUri), columns, null, null, null);
            if (cursor != null) {
                if (cursor.moveToFirst()) {
                    int orientation = cursor.getInt(0);
                    if (VALID_ORIENTATIONS.contains(orientation) && orientation != ORIENTATION_USE_EXIF) {
                        exifOrientation = orientation;
                    } else {
                        Log.w(TAG, "Unsupported orientation: " + orientation);
                    }
                }
            }
        } catch (Exception e) {
            Log.w(TAG, "Could not get orientation of image from media store");
        } finally {
            if (cursor != null) {
                cursor.close();
            }
        }
    } else if (sourceUri.startsWith(ImageSource.FILE_SCHEME) && !sourceUri.startsWith(ImageSource.ASSET_SCHEME)) {
        try {
            ExifInterface exifInterface = new ExifInterface(sourceUri.substring(ImageSource.FILE_SCHEME.length() - 1));
            int orientationAttr = exifInterface.getAttributeInt(ExifInterface.TAG_ORIENTATION, ExifInterface.ORIENTATION_NORMAL);
            if (orientationAttr == ExifInterface.ORIENTATION_NORMAL || orientationAttr == ExifInterface.ORIENTATION_UNDEFINED) {
                exifOrientation = ORIENTATION_0;
            } else if (orientationAttr == ExifInterface.ORIENTATION_ROTATE_90) {
                exifOrientation = ORIENTATION_90;
            } else if (orientationAttr == ExifInterface.ORIENTATION_ROTATE_180) {
                exifOrientation = ORIENTATION_180;
            } else if (orientationAttr == ExifInterface.ORIENTATION_ROTATE_270) {
                exifOrientation = ORIENTATION_270;
            } else {
                Log.w(TAG, "Unsupported EXIF orientation: " + orientationAttr);
            }
        } catch (Exception e) {
            Log.w(TAG, "Could not get EXIF orientation of image");
        }
    }
    return exifOrientation;
}

Example 40 with ExifInterface

use of android.media.ExifInterface in project WordPress-Utils-Android by wordpress-mobile.

the class ImageUtils method getExifOrientation.

private static int getExifOrientation(String path) {
    if (TextUtils.isEmpty(path)) {
        AppLog.w(AppLog.T.UTILS, "Can't read EXIF orientation. Passed path is empty.");
        return 0;
    }
    ExifInterface exif;
    try {
        exif = new ExifInterface(path);
    } catch (IOException e) {
        AppLog.e(AppLog.T.UTILS, "Can't read EXIF orientation.", e);
        return 0;
    }
    int exifOrientation = exif.getAttributeInt(ExifInterface.TAG_ORIENTATION, 0);
    switch(exifOrientation) {
        case ExifInterface.ORIENTATION_NORMAL:
            return 0;
        case ExifInterface.ORIENTATION_ROTATE_90:
            return 90;
        case ExifInterface.ORIENTATION_ROTATE_180:
            return 180;
        case ExifInterface.ORIENTATION_ROTATE_270:
            return 270;
        default:
            return 0;
    }
}