libvo/aspect.h

   1 /*
   2  * This file is part of MPlayer.
   3  *
   4  * MPlayer is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * MPlayer is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License along
  15  * with MPlayer; if not, write to the Free Software Foundation, Inc.,
  16  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  17  */
  18
  19 #ifndef MPLAYER_ASPECT_H
  20 #define MPLAYER_ASPECT_H
  21 /* Stuff for correct aspect scaling. */
  22
  23 extern int vo_panscan_x;
  24 extern int vo_panscan_y;
  25 extern float vo_panscan_amount;
  26
  27 void panscan_init(void);
  28 void panscan_calc(void);
  29
  30 void aspect_save_orig(int orgw, int orgh);
  31
  32 void aspect_save_prescale(int prew, int preh);
  33
  34 void aspect_save_screenres(int scrw, int scrh);
  35
  36 #define A_ZOOM 1
  37 #define A_NOZOOM 0
  38
  39 void aspect(int *srcw, int *srch, int zoom);
  40 void aspect_fit(int *srcw, int *srch, int fitw, int fith);
  41
  42 #endif /* MPLAYER_ASPECT_H */