const correctness, validPixel test.

- made width(), height() const member functions.
- added validPixel() which returns true if pixel is in the allowed range.
- now testing validPixel in get/setPixelValue

Change-Id: I1dee5060bd4f8dcbdcd542ec4647ea328f0185c3
2 files changed
tree: 02b56aae713d49ee6305b4445a81adb563732d1b
  1. camera/
  2. cmds/
  3. include/
  4. media/
  5. services/