1147     CvMat** pyramid;  in cvReleasePyramid()  local
1153     pyramid = *_pyramid;  in cvReleasePyramid()
1155     if( pyramid )  in cvReleasePyramid()
1158             cvReleaseMat( &pyramid[i] );  in cvReleasePyramid()
1172     CvMat** pyramid = 0;  in cvCreatePyramid()  local
1218     CV_CALL( pyramid = (CvMat**)cvAlloc( (extra_layers+1)*sizeof(pyramid[0]) ));  in cvCreatePyramid()
1219     memset( pyramid, 0, (extra_layers+1)*sizeof(pyramid[0]) );  in cvCreatePyramid()
1221     pyramid[0] = cvCreateMatHeader( size.height, size.width, src->type );  in cvCreatePyramid()
1222     cvSetData( pyramid[0], src->data.ptr, src->step );  in cvCreatePyramid()
1237             pyramid[i] = cvCreateMatHeader( layer_size.height, layer_size.width, src->type );  in cvCreatePyramid()
1239             cvSetData( pyramid[i], ptr, layer_step );  in cvCreatePyramid()
1243             pyramid[i] = cvCreateMat( layer_size.height, layer_size.width, src->type );  in cvCreatePyramid()
1246             cvPyrDown( pyramid[i-1], pyramid[i], filter );  in cvCreatePyramid()
1253         cvReleasePyramid( &pyramid, extra_layers );  in cvCreatePyramid()
1255     return pyramid;  in cvCreatePyramid()