1 /* 2 * Perform motion estimation 3 * Zachary K Drew, Copyright 2004 4 * 5 * This program is free software; you can redistribute it and/or modify 6 * it under the terms of the GNU General Public License as published by 7 * the Free Software Foundation; either version 2 of the License, or 8 * (at your option) any later version. 9 * 10 * This program is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 * GNU General Public License for more details. 14 * 15 * You should have received a copy of the GNU General Public License 16 * along with this program; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. 18 */ 19 20 #ifndef _FILTER_MOTION_EST_H_ 21 #define _FILTER_MOTION_EST_H_ 22 23 #include <framework/mlt_filter.h> 24 25 extern mlt_filter filter_motion_est_init( mlt_profile profile, mlt_service_type type, const char *id, char *arg ); 26 27 #define MAX_MSAD 0xffff 28 29 struct motion_vector_s 30 { 31 int msad; //<! Sum of Absolute Differences for this vector 32 int dx; //<! integer X displacement 33 int dy; //<! integer Y displacement 34 int vert_dev; //<! a measure of vertical color deviation 35 int horiz_dev; //<! a measure of horizontal color deviation 36 int valid; 37 int quality; 38 uint8_t color; //<! The color 39 }; 40 41 typedef struct motion_vector_s motion_vector; 42 #endif 43