Android rotate photo 90f.

camera.kt

  private val mPicture = Camera.PictureCallback { data, _ ->
    val myBitmap: Bitmap = BitmapFactory.decodeByteArray(data, 0, data.size)
    // Rotate image
    val matrix = Matrix()
    matrix.postRotate(90f)
    val rotatedBitmap = Bitmap.createBitmap(myBitmap, 0, 0, myBitmap.width, myBitmap.height, matrix, true)

    // Ready, but before please init var viewPhoto: ImageView
    // viewPhoto.setImageBitmap(rotatedBitmap)
  }