Example usage for android.media ExifInterface ExifInterface

Introduction

In this page you can find the example usage for android.media ExifInterface ExifInterface.

Prototype

public ExifInterface(InputStream inputStream) throws IOException 

Source Link

Document

Reads Exif tags from the specified image input stream.

Usage

From source file:Main.java

/**
 * Store the exif attributes in the passed image file using the TAGS stored in the passed bundle
 *
 * @param filepath//w  ww.j  av a  2s. c  o m
 * @param bundle
 * @return true if success
 */
public static boolean saveAttributes(final String filepath, Bundle bundle) {
    ExifInterface exif;
    try {
        exif = new ExifInterface(filepath);
    } catch (IOException e) {
        e.printStackTrace();
        return false;
    }

    for (String tag : EXIF_TAGS) {
        if (bundle.containsKey(tag)) {
            exif.setAttribute(tag, bundle.getString(tag));
        }
    }
    try {
        exif.saveAttributes();
    } catch (IOException e) {
        e.printStackTrace();
        return false;
    }
    return true;
}

---

From source file:Main.java

public static Bitmap createCorrectlyRotatedBitmapIfNeeded(Bitmap bitmap, String jpegPath, float scale) {
    // Rotate the image if necessary; all images are shot in LANDSCAPE mode
    try {/*  w  w  w  .j a va  2 s  . co m*/
        ExifInterface exif = new ExifInterface(jpegPath);

        int orientation = exif.getAttributeInt(ExifInterface.TAG_ORIENTATION, 1);
        Log.d("CashLensUtils", "image has orientation " + Integer.toString(orientation) + ", width "
                + Integer.toString(bitmap.getWidth()) + ", height " + Integer.toString(bitmap.getHeight()));

        Matrix matrix = new Matrix();

        if (scale != 1.0f)
            matrix.preScale(scale, scale);

        // From http://sylvana.net/jpegcrop/exif_orientation.html
        // For convenience, here is what the letter F would look like if it were tagged correctly 
        // and displayed by a program that ignores the orientation tag (thus showing the stored image):
        //   (1)       2      (3)      4         5          (6)          7         (8)
        //
        //   888888  888888      88  88      8888888888  88                  88  8888888888
        //   88          88      88  88      88  88      88  88          88  88      88  88
        //   8888      8888    8888  8888    88          8888888888  8888888888          88
        //   88          88      88  88
        //   88          88  888888  888888

        if (orientation == 3)
            matrix.postRotate(180);
        else if (orientation == 6)
            matrix.postRotate(90);
        else if (orientation == 8)
            matrix.postRotate(-90);

        if (orientation != 1 || scale != 1.0f) {
            // Create a new image with the correct (maybe rotated) width/height
            Bitmap newImage = Bitmap.createBitmap(bitmap, 0, 0, bitmap.getWidth(), bitmap.getHeight(), matrix,
                    true);

            Log.d("CashLensUtils", "created a new image with width " + Integer.toString(newImage.getWidth())
                    + ", height " + Integer.toString(newImage.getHeight()));

            // Replace original image
            return newImage;
        }
    } catch (IOException e) {
        e.printStackTrace();
    }

    return bitmap;
}

---

From source file:Main.java

/**
 * To avoid problems with rotated videos retrieved from camera
 * @param bitmap//w w w  .j  av a  2  s .c  o  m
 * @param filePath
 * @return
 */
public static Bitmap rotateImage(Bitmap bitmap, String filePath) {
    Bitmap resultBitmap = bitmap;

    try {
        ExifInterface exifInterface = new ExifInterface(filePath);
        int orientation = exifInterface.getAttributeInt(ExifInterface.TAG_ORIENTATION, 1);

        Matrix matrix = new Matrix();

        if (orientation == ExifInterface.ORIENTATION_ROTATE_90) {
            matrix.postRotate(ExifInterface.ORIENTATION_ROTATE_90);
        } else if (orientation == ExifInterface.ORIENTATION_ROTATE_180) {
            matrix.postRotate(ExifInterface.ORIENTATION_ROTATE_180);
        } else if (orientation == ExifInterface.ORIENTATION_ROTATE_270) {
            matrix.postRotate(ExifInterface.ORIENTATION_ROTATE_270);
        }

        // Rotate the bitmap
        resultBitmap = Bitmap.createBitmap(bitmap, 0, 0, bitmap.getWidth(), bitmap.getHeight(), matrix, true);
    } catch (Exception exception) {
        Log.d("AndroidTouchGallery", "Could not rotate the image");
    }
    return resultBitmap;
}

---

From source file:Main.java

public static void fixBitmapRotationExif(String filePath, Activity activityForScreenOrientation) {
    try {/*from   ww  w .j  a va  2s  .  c  o  m*/
        ExifInterface exif = new ExifInterface(filePath);

        int exifOrientation = exif.getAttributeInt(ExifInterface.TAG_ORIENTATION,
                ExifInterface.ORIENTATION_NORMAL);

        if (exifOrientation == ExifInterface.ORIENTATION_UNDEFINED
                && Build.MANUFACTURER.toLowerCase(Locale.ENGLISH).contains("htc"))
            return;

        boolean flippedHorizontally = false, flippedVertically = false;

        int angle = 0;

        if (exifOrientation == ExifInterface.ORIENTATION_ROTATE_90) {
            angle += 90;
        } else if (exifOrientation == ExifInterface.ORIENTATION_ROTATE_180) {
            angle += 180;
        } else if (exifOrientation == ExifInterface.ORIENTATION_ROTATE_270) {
            angle += 270;
        } else if (exifOrientation == ExifInterface.ORIENTATION_FLIP_HORIZONTAL) {
            flippedHorizontally = true;
        } else if (exifOrientation == ExifInterface.ORIENTATION_FLIP_VERTICAL) {
            flippedVertically = true;
        } else if (exifOrientation == ExifInterface.ORIENTATION_TRANSPOSE) {
            angle += 90;
            flippedVertically = true;
        } else if (exifOrientation == ExifInterface.ORIENTATION_TRANSVERSE) {
            angle -= 90;
            flippedVertically = true;
        }

        int orientation;

        if (activityForScreenOrientation != null) {
            orientation = getScreenOrientation(activityForScreenOrientation);
            if (orientation == ActivityInfo.SCREEN_ORIENTATION_PORTRAIT) {
                angle += 90;
            } else if (orientation == ActivityInfo.SCREEN_ORIENTATION_REVERSE_LANDSCAPE) {
                angle += 180;
            } else if (orientation == ActivityInfo.SCREEN_ORIENTATION_REVERSE_PORTRAIT) {
                angle += 270;
            }
        }

        orientation = 0;
        angle = angle % 360;

        if (angle == -90 && flippedVertically && !flippedHorizontally) {
            orientation = ExifInterface.ORIENTATION_TRANSVERSE;
        } else if (angle == -270 && flippedVertically && !flippedHorizontally) {
            orientation = ExifInterface.ORIENTATION_TRANSPOSE;
        } else if (angle == -90 && !flippedVertically && flippedHorizontally) {
            orientation = ExifInterface.ORIENTATION_TRANSPOSE;
        } else if (angle == -270 && !flippedVertically && flippedHorizontally) {
            orientation = ExifInterface.ORIENTATION_TRANSVERSE;
        } else {
            while (angle < 0) {
                angle += 360;
            }
            switch (angle) {
            case 0:
                if (flippedHorizontally) {
                    orientation = ExifInterface.ORIENTATION_FLIP_HORIZONTAL;
                } else if (flippedVertically) {
                    orientation = ExifInterface.ORIENTATION_FLIP_VERTICAL;
                }
                break;
            case 90:
                orientation = ExifInterface.ORIENTATION_ROTATE_90;
                break;
            case 180:
                orientation = ExifInterface.ORIENTATION_ROTATE_180;
                break;
            case 270:
                orientation = ExifInterface.ORIENTATION_ROTATE_270;
                break;
            }
        }

        if (orientation != exifOrientation) {
            exif.setAttribute(ExifInterface.TAG_ORIENTATION, ((Integer) orientation).toString());
            exif.saveAttributes();
        }
    } catch (IOException e) {
        Log.w("TAG", "-- Error in setting image");
    }
}

---

From source file:Main.java

public static Date getExifDate(File imgFile) throws IOException {
    ExifInterface imgFileExif = new ExifInterface(imgFile.getCanonicalPath());

    if (imgFileExif.getAttribute(ExifInterface.TAG_DATETIME) != null) {
        String imgDateTime = imgFileExif.getAttribute(ExifInterface.TAG_DATETIME);
        SimpleDateFormat simpleDateFormat = new SimpleDateFormat("yyyy:MM:dd HH:mm:ss", Locale.US);

        try {/*w  w w .  j av a  2  s  .  c o m*/
            return simpleDateFormat.parse(imgDateTime);

        } catch (ParseException e) {
            e.printStackTrace();
        }
    }

    return null;
}

---

From source file:Main.java

public static int getCameraPhotoOrientation(Uri imageUri) {
    int rotate = 0;
    try {//  w ww.  j av a  2  s. com
        File imageFile = new File(imageUri.getPath());
        ExifInterface exif = new ExifInterface(imageFile.getAbsolutePath());
        int orientation = exif.getAttributeInt(ExifInterface.TAG_ORIENTATION, ExifInterface.ORIENTATION_NORMAL);
        switch (orientation) {
        case ExifInterface.ORIENTATION_ROTATE_270:
            rotate = 270;
            break;
        case ExifInterface.ORIENTATION_ROTATE_180:
            rotate = 180;
            break;
        case ExifInterface.ORIENTATION_ROTATE_90:
            rotate = 90;
            break;
        }
    } catch (Exception e) {
        e.printStackTrace();
    }
    return rotate;
}

---

From source file:Main.java

private static int getPhotoRotationDegree(String imagePath) {
    int rotate = 0;
    try {/* w  ww  .  j av  a  2 s.co m*/
        File imageFile = new File(imagePath);
        ExifInterface exifDataReader = new ExifInterface(imageFile.getAbsolutePath());
        int orientation = exifDataReader.getAttributeInt(ExifInterface.TAG_ORIENTATION,
                ExifInterface.ORIENTATION_NORMAL);

        switch (orientation) {
        case ExifInterface.ORIENTATION_ROTATE_270:
            rotate = 270;
            break;
        case ExifInterface.ORIENTATION_ROTATE_180:
            rotate = 180;
            break;
        case ExifInterface.ORIENTATION_ROTATE_90:
            rotate = 90;
            break;
        }
    } catch (IOException e) {
        Log.e("CATROID", "Could not find file to initialize ExifInterface.", e);
    }
    return rotate;
}

---

From source file:Main.java

public static void copyExifData(File srcImgFile, File dstImgFile) throws IOException {
    ExifInterface srcExif = new ExifInterface(srcImgFile.getCanonicalPath());
    ExifInterface dstExif = new ExifInterface(dstImgFile.getCanonicalPath());

    int buildSDKVersion = Build.VERSION.SDK_INT;

    // From API 11
    if (buildSDKVersion >= Build.VERSION_CODES.HONEYCOMB) {
        if (srcExif.getAttribute(ExifInterface.TAG_APERTURE) != null) {
            dstExif.setAttribute(ExifInterface.TAG_APERTURE, srcExif.getAttribute(ExifInterface.TAG_APERTURE));
        }//from  w w w.ja  v a  2s  .  c  om
        if (srcExif.getAttribute(ExifInterface.TAG_EXPOSURE_TIME) != null) {
            dstExif.setAttribute(ExifInterface.TAG_EXPOSURE_TIME,
                    srcExif.getAttribute(ExifInterface.TAG_EXPOSURE_TIME));
        }
        if (srcExif.getAttribute(ExifInterface.TAG_ISO) != null) {
            dstExif.setAttribute(ExifInterface.TAG_ISO, srcExif.getAttribute(ExifInterface.TAG_ISO));
        }
    }

    // From API 9
    if (buildSDKVersion >= Build.VERSION_CODES.GINGERBREAD) {
        if (srcExif.getAttribute(ExifInterface.TAG_GPS_ALTITUDE) != null) {
            dstExif.setAttribute(ExifInterface.TAG_GPS_ALTITUDE,
                    srcExif.getAttribute(ExifInterface.TAG_GPS_ALTITUDE));
        }
        if (srcExif.getAttribute(ExifInterface.TAG_GPS_ALTITUDE_REF) != null) {
            dstExif.setAttribute(ExifInterface.TAG_GPS_ALTITUDE_REF,
                    srcExif.getAttribute(ExifInterface.TAG_GPS_ALTITUDE_REF));
        }
    }

    // From API 8
    if (buildSDKVersion >= Build.VERSION_CODES.FROYO) {
        if (srcExif.getAttribute(ExifInterface.TAG_FOCAL_LENGTH) != null) {
            dstExif.setAttribute(ExifInterface.TAG_FOCAL_LENGTH,
                    srcExif.getAttribute(ExifInterface.TAG_FOCAL_LENGTH));
        }
        if (srcExif.getAttribute(ExifInterface.TAG_GPS_DATESTAMP) != null) {
            dstExif.setAttribute(ExifInterface.TAG_GPS_DATESTAMP,
                    srcExif.getAttribute(ExifInterface.TAG_GPS_DATESTAMP));
        }
        if (srcExif.getAttribute(ExifInterface.TAG_GPS_PROCESSING_METHOD) != null) {
            dstExif.setAttribute(ExifInterface.TAG_GPS_PROCESSING_METHOD,
                    srcExif.getAttribute(ExifInterface.TAG_GPS_PROCESSING_METHOD));
        }
        if (srcExif.getAttribute(ExifInterface.TAG_GPS_TIMESTAMP) != null) {
            dstExif.setAttribute(ExifInterface.TAG_GPS_TIMESTAMP,
                    srcExif.getAttribute(ExifInterface.TAG_GPS_TIMESTAMP));
        }
    }

    if (srcExif.getAttribute(ExifInterface.TAG_DATETIME) != null) {
        dstExif.setAttribute(ExifInterface.TAG_DATETIME, srcExif.getAttribute(ExifInterface.TAG_DATETIME));
    }
    if (srcExif.getAttribute(ExifInterface.TAG_FLASH) != null) {
        dstExif.setAttribute(ExifInterface.TAG_FLASH, srcExif.getAttribute(ExifInterface.TAG_FLASH));
    }
    if (srcExif.getAttribute(ExifInterface.TAG_GPS_LATITUDE) != null) {
        dstExif.setAttribute(ExifInterface.TAG_GPS_LATITUDE,
                srcExif.getAttribute(ExifInterface.TAG_GPS_LATITUDE));
    }
    if (srcExif.getAttribute(ExifInterface.TAG_GPS_LATITUDE_REF) != null) {
        dstExif.setAttribute(ExifInterface.TAG_GPS_LATITUDE_REF,
                srcExif.getAttribute(ExifInterface.TAG_GPS_LATITUDE_REF));
    }
    if (srcExif.getAttribute(ExifInterface.TAG_GPS_LONGITUDE) != null) {
        dstExif.setAttribute(ExifInterface.TAG_GPS_LONGITUDE,
                srcExif.getAttribute(ExifInterface.TAG_GPS_LONGITUDE));
    }
    if (srcExif.getAttribute(ExifInterface.TAG_GPS_LONGITUDE_REF) != null) {
        dstExif.setAttribute(ExifInterface.TAG_GPS_LONGITUDE_REF,
                srcExif.getAttribute(ExifInterface.TAG_GPS_LONGITUDE_REF));
    }
    if (srcExif.getAttribute(ExifInterface.TAG_IMAGE_LENGTH) != null) {
        dstExif.setAttribute(ExifInterface.TAG_IMAGE_LENGTH,
                srcExif.getAttribute(ExifInterface.TAG_IMAGE_LENGTH));
    }
    if (srcExif.getAttribute(ExifInterface.TAG_IMAGE_WIDTH) != null) {
        dstExif.setAttribute(ExifInterface.TAG_IMAGE_WIDTH,
                srcExif.getAttribute(ExifInterface.TAG_IMAGE_WIDTH));
    }
    if (srcExif.getAttribute(ExifInterface.TAG_MAKE) != null) {
        dstExif.setAttribute(ExifInterface.TAG_MAKE, srcExif.getAttribute(ExifInterface.TAG_MAKE));
    }
    if (srcExif.getAttribute(ExifInterface.TAG_MODEL) != null) {
        dstExif.setAttribute(ExifInterface.TAG_MODEL, srcExif.getAttribute(ExifInterface.TAG_MODEL));
    }
    if (srcExif.getAttribute(ExifInterface.TAG_ORIENTATION) != null) {
        dstExif.setAttribute(ExifInterface.TAG_ORIENTATION,
                srcExif.getAttribute(ExifInterface.TAG_ORIENTATION));
    }
    if (srcExif.getAttribute(ExifInterface.TAG_WHITE_BALANCE) != null) {
        dstExif.setAttribute(ExifInterface.TAG_WHITE_BALANCE,
                srcExif.getAttribute(ExifInterface.TAG_WHITE_BALANCE));
    }

    dstExif.saveAttributes();
}

---

From source file:Main.java

public static Bitmap downSampleBitmap(Uri uri, Activity act, Boolean needRotate) {
    DisplayMetrics displaymetrics = new DisplayMetrics();
    act.getWindowManager().getDefaultDisplay().getMetrics(displaymetrics);
    Resources r = act.getResources();
    int px = (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, 50, r.getDisplayMetrics()); // 50: magic num
    int targetWidth = displaymetrics.heightPixels;
    int targetHeight = displaymetrics.widthPixels - px;

    Bitmap resizedBitmap = decodeSampledBitmap(uri, targetWidth, targetHeight, act);
    Bitmap returnBitmap = null;//from   w  w  w .java2  s .co m
    ExifInterface exif;
    try {
        float degree = 0;
        exif = new ExifInterface(uri.toString());
        int orient = exif.getAttributeInt(ExifInterface.TAG_ORIENTATION, ExifInterface.ORIENTATION_NORMAL);
        if (resizedBitmap != null && needRotate) {
            degree = getDegree(orient);
            if (degree != 0) {
                returnBitmap = createRotatedBitmap(resizedBitmap, degree);
            }
            returnBitmap = returnBitmap == null ? resizedBitmap : returnBitmap;
        }
    } catch (IOException e) {
        Log.v(TAG, "not found file at downsample");
        e.printStackTrace();
    }
    return returnBitmap;
}

---

From source file:Main.java

public static Bitmap getBitmapByFixingRotationForFile(String filePath, Bitmap sourceBitmap,
        Activity activityForScreenOrientation, boolean freeSourceBitmap) {
    try {/*ww  w.  ja va 2s.c o  m*/
        ExifInterface exif = new ExifInterface(filePath);
        int orientation = exif.getAttributeInt(ExifInterface.TAG_ORIENTATION, ExifInterface.ORIENTATION_NORMAL);

        if (orientation == ExifInterface.ORIENTATION_UNDEFINED
                && Build.MANUFACTURER.toLowerCase(Locale.ENGLISH).contains("htc"))
            return null;

        boolean flippedHorizontally = false, flippedVertically = false;

        int angle = 0;

        if (orientation == ExifInterface.ORIENTATION_ROTATE_90) {
            angle += 90;
        } else if (orientation == ExifInterface.ORIENTATION_ROTATE_180) {
            angle += 180;
        } else if (orientation == ExifInterface.ORIENTATION_ROTATE_270) {
            angle += 270;
        } else if (orientation == ExifInterface.ORIENTATION_FLIP_HORIZONTAL) {
            flippedHorizontally = true;
        } else if (orientation == ExifInterface.ORIENTATION_FLIP_VERTICAL) {
            flippedVertically = true;
        } else if (orientation == ExifInterface.ORIENTATION_TRANSPOSE) {
            angle += 90;
            flippedVertically = true;
        } else if (orientation == ExifInterface.ORIENTATION_TRANSVERSE) {
            angle -= 90;
            flippedVertically = true;
        }

        if (activityForScreenOrientation != null) {
            orientation = getScreenOrientation(activityForScreenOrientation);
            if (orientation == ActivityInfo.SCREEN_ORIENTATION_PORTRAIT) {
                angle += 90;
            } else if (orientation == ActivityInfo.SCREEN_ORIENTATION_REVERSE_LANDSCAPE) {
                angle += 180;
            } else if (orientation == ActivityInfo.SCREEN_ORIENTATION_REVERSE_PORTRAIT) {
                angle += 270;
            }
        }

        Bitmap bmp = sourceBitmap;
        if (bmp == null) {
            bmp = BitmapFactory.decodeFile(filePath, null);
        }
        if (angle != 0) {
            Matrix mat = new Matrix();
            mat.postRotate(angle);

            if (flippedHorizontally) {
                mat.postScale(-1.f, 1.f);
            }
            if (flippedVertically) {
                mat.postScale(1.f, -1.f);
            }

            Bitmap rotated = Bitmap.createBitmap(bmp, 0, 0, bmp.getWidth(), bmp.getHeight(), mat, true);
            if (freeSourceBitmap || bmp != sourceBitmap) {
                bmp.recycle();
            }
            bmp = rotated;
        }

        return bmp;

    } catch (IOException e) {
        Log.w("TAG", "-- Error in setting image");
    } catch (OutOfMemoryError oom) {
        Log.w("TAG", "-- OOM Error in setting image");
    }

    return null;
}

---

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