Fixed 2 new Android build warnings

modules/highgui/src/grfmt_jpeg.cpp

@@ -382,12 +382,11 @@ bool  JpegDecoder::readData( Mat& img )
     bool result = false;
     int step = (int)img.step;
     bool color = img.channels() > 1;
-    JpegState* state = (JpegState*)m_state;
 
-    if( state && m_width && m_height )
+    if( m_state && m_width && m_height )
     {
-        jpeg_decompress_struct* cinfo = &state->cinfo;
-        JpegErrorMgr* jerr = &state->jerr;
+        jpeg_decompress_struct* cinfo = &((JpegState*)m_state)->cinfo;
+        JpegErrorMgr* jerr = &((JpegState*)m_state)->jerr;
         JSAMPARRAY buffer = 0;
 
         if( setjmp( jerr->setjmp_buffer ) == 0 )

modules/video/src/camshift.cpp

@@ -300,6 +300,10 @@ cv::RotatedRect cv::CamShift( InputArray _probImage, Rect& window,
 {
     CvConnectedComp comp;
     CvBox2D box;
+
+    box.center.x = box.center.y = 0; box.angle = 0; box.size.width = box.size.height = 0;
+    comp.rect.x = comp.rect.y = comp.rect.width = comp.rect.height = 0;
+
     Mat probImage = _probImage.getMat();
     CvMat c_probImage = probImage;
     cvCamShift(&c_probImage, window, (CvTermCriteria)criteria, &comp, &box);