Enhance the libmix test tool.

BZ: 94345

Add the picture encoding in the libmix test tool and refine the
reconstructure frame setting.

Change-Id: I8dc564943cd1251fcef34f71fb8d5530b3ddd56a
Signed-off-by: jiguoliang <guoliang.ji@intel.com>
Signed-off-by: pingshix <pingx.shi@intel.com>
Reviewed-on: http://android.intel.com:8080/106712
Reviewed-by: cactus <cactus@intel.com>
Reviewed-by: buildbot <buildbot@intel.com>
Tested-by: buildbot <buildbot@intel.com>
4 files changed