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

Example 86 with ExifInterface

use of android.media.ExifInterface in project TakePhoto by crazycodeboy.

the class ImageRotateUtil method getBitmapDegree.

/**
     * 读取图片的旋转的角度
     *
     * @param path 图片绝对路径
     * @return 图片的旋转角度
     */
private int getBitmapDegree(String path) {
    int degree = 0;
    try {
        // 从指定路径下读取图片，并获取其EXIF信息
        ExifInterface exifInterface = new ExifInterface(path);
        // 获取图片的旋转信息
        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 87 with ExifInterface

use of android.media.ExifInterface in project actor-platform by actorapp.

the class FileSource method loadMetadata.

@Override
protected ImageMetadata loadMetadata() throws ImageLoadException {
    BitmapFactory.Options o = new BitmapFactory.Options();
    o.inJustDecodeBounds = true;
    o.inTempStorage = WorkCache.BITMAP_TMP.get();
    BitmapFactory.decodeFile(fileName, o);
    if (o.outWidth == 0 || o.outHeight == 0) {
        throw new ImageLoadException("BitmapFactory.decodeFile: unable to load file");
    }
    int w = o.outWidth;
    int h = o.outHeight;
    ExifInterface exif = null;
    int orientationTag = 0;
    try {
        exif = new ExifInterface(fileName);
        String exifOrientation = exif.getAttribute(ExifInterface.TAG_ORIENTATION);
        if (exifOrientation != null) {
            if (exifOrientation.equals("5") || exifOrientation.equals("6") || exifOrientation.equals("7") || exifOrientation.equals("8")) {
                w = o.outHeight;
                h = o.outWidth;
            }
            orientationTag = Integer.parseInt(exifOrientation);
        }
    } catch (IOException e) {
    // e.printStackTrace();
    }
    ImageFormat format = ImageFormat.UNKNOWN;
    if ("image/jpeg".equals(o.outMimeType) || "image/jpg".equals(o.outMimeType)) {
        format = ImageFormat.JPEG;
    } else if ("image/gif".equals(o.outMimeType)) {
        format = ImageFormat.GIF;
    } else if ("image/bmp".equals(o.outMimeType)) {
        format = ImageFormat.BMP;
    } else if ("image/webp".equals(o.outMimeType)) {
        format = ImageFormat.WEBP;
    }
    return new ImageMetadata(w, h, orientationTag, format);
}

Example 88 with ExifInterface

use of android.media.ExifInterface in project actor-platform by actorapp.

the class ImageHelper method loadOptimizedHQ.

public static Bitmap loadOptimizedHQ(String fileName) {
    int scale = getScaleFactor(getImageSize(fileName), MAX_PIXELS_HQ);
    BitmapFactory.Options o = new BitmapFactory.Options();
    o.inScaled = false;
    o.inSampleSize = scale;
    o.inPreferredConfig = Bitmap.Config.ARGB_8888;
    if (Build.VERSION.SDK_INT >= 10) {
        o.inPreferQualityOverSpeed = true;
    }
    if (Build.VERSION.SDK_INT >= 11) {
        o.inMutable = true;
    }
    if (!new File(fileName).exists()) {
        return null;
    }
    Bitmap res = BitmapFactory.decodeFile(fileName, o);
    if (res == null) {
        return null;
    }
    try {
        ExifInterface exif = new ExifInterface(fileName);
        String exifOrientation = exif.getAttribute(ExifInterface.TAG_ORIENTATION);
        int orientation = 0;
        if (exifOrientation != null) {
            orientation = Integer.parseInt(exifOrientation);
        }
        res = fixExif(res, orientation);
    } catch (IOException e) {
    // e.printStackTrace();
    }
    return res;
}

Example 89 with ExifInterface

use of android.media.ExifInterface in project Android-Universal-Image-Loader by nostra13.

the class BaseImageDecoder method defineExifOrientation.

protected ExifInfo defineExifOrientation(String imageUri) {
    int rotation = 0;
    boolean flip = false;
    try {
        ExifInterface exif = new ExifInterface(Scheme.FILE.crop(imageUri));
        int exifOrientation = exif.getAttributeInt(ExifInterface.TAG_ORIENTATION, ExifInterface.ORIENTATION_NORMAL);
        switch(exifOrientation) {
            case ExifInterface.ORIENTATION_FLIP_HORIZONTAL:
                flip = true;
            case ExifInterface.ORIENTATION_NORMAL:
                rotation = 0;
                break;
            case ExifInterface.ORIENTATION_TRANSVERSE:
                flip = true;
            case ExifInterface.ORIENTATION_ROTATE_90:
                rotation = 90;
                break;
            case ExifInterface.ORIENTATION_FLIP_VERTICAL:
                flip = true;
            case ExifInterface.ORIENTATION_ROTATE_180:
                rotation = 180;
                break;
            case ExifInterface.ORIENTATION_TRANSPOSE:
                flip = true;
            case ExifInterface.ORIENTATION_ROTATE_270:
                rotation = 270;
                break;
        }
    } catch (IOException e) {
        L.w("Can't read EXIF tags from file [%s]", imageUri);
    }
    return new ExifInfo(rotation, flip);
}

Example 90 with ExifInterface

use of android.media.ExifInterface in project Luban by Curzibn.

the class Luban method getImageSpinAngle.

/**
     * obtain the image rotation angle
     *
     * @param path path of target image
     */
private int getImageSpinAngle(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;
}