libvo/vo_xmga.c

   1 /*
   2  * copyright (C) 2001 Zoltan Ponekker
   3  *
   4  * This file is part of MPlayer.
   5  *
   6  * MPlayer is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * MPlayer is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License along
  17  * with MPlayer; if not, write to the Free Software Foundation, Inc.,
  18  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  19  */
  20
  21 //#define SHOW_TIME
  22
  23 #include <stdio.h>
  24 #include <stdlib.h>
  25 #include <string.h>
  26
  27 #include "config.h"
  28
  29 #include "video_out.h"
  30 #include "video_out_internal.h"
  31
  32
  33 #include <sys/ioctl.h>
  34 #include <unistd.h>
  35 #include <fcntl.h>
  36 #include <sys/mman.h>
  37
  38 #include "drivers/mga_vid.h"
  39
  40 #include <X11/Xlib.h>
  41 #include <X11/Xutil.h>
  42 #include <errno.h>
  43
  44 #ifdef CONFIG_XINERAMA
  45 #include <X11/extensions/Xinerama.h>
  46 #endif
  47
  48 #include "x11_common.h"
  49 #include "sub.h"
  50 #include "aspect.h"
  51
  52 #ifdef SHOW_TIME
  53 #include "osdep/timer.h"
  54 static unsigned int timer = 0;
  55 static unsigned int timerd = 0;
  56 #endif
  57
  58 #ifdef CONFIG_GUI
  59 #include "gui/interface.h"
  60 #endif
  61
  62 static const vo_info_t info = {
  63     "Matrox G200/G4x0/G550 overlay in X11 window (using /dev/mga_vid)",
  64     "xmga",
  65     "Zoltan Ponekker <pontscho@makacs.poliod.hu>",
  66     ""
  67 };
  68
  69 const LIBVO_EXTERN(xmga)
  70
  71 static uint32_t mDepth;
  72 static XWindowAttributes attribs;
  73 static int colorkey;
  74
  75 static uint32_t mvHeight;
  76 static uint32_t mvWidth;
  77
  78 static Window mRoot;
  79
  80 static XSetWindowAttributes xWAttribs;
  81
  82 static int initialized = 0;
  83
  84 #define VO_XMGA
  85 #include "mga_common.c"
  86 #undef  VO_XMGA
  87
  88 static void mDrawColorKey(void)
  89 {
  90     XSetBackground(mDisplay, vo_gc, 0);
  91     XClearWindow(mDisplay, vo_window);
  92     XSetForeground(mDisplay, vo_gc, colorkey);
  93     XFillRectangle(mDisplay, vo_window, vo_gc, drwX, drwY, drwWidth,
  94                    (vo_fs ? drwHeight - 1 : drwHeight));
  95     XFlush(mDisplay);
  96 }
  97
  98 static void check_events(void)
  99 {
 100     int e = vo_x11_check_events(mDisplay);
 101
 102     if (!(e & VO_EVENT_RESIZE) && !(e & VO_EVENT_EXPOSE))
 103         return;
 104     set_window();
 105     mDrawColorKey();
 106     if (ioctl(f, MGA_VID_CONFIG, &mga_vid_config))
 107         mp_msg(MSGT_VO, MSGL_WARN,
 108                "Error in mga_vid_config ioctl (wrong mga_vid.o version?)");
 109 }
 110
 111 static void flip_page(void)
 112 {
 113 #ifdef SHOW_TIME
 114     unsigned int t;
 115
 116     t = GetTimer();
 117     mp_msg(MSGT_VO, MSGL_STATUS,
 118            "  [timer: %08X  diff: %6d  dd: %6d ]  \n", t, t - timer,
 119            (t - timer) - timerd);
 120     timerd = t - timer;
 121     timer = t;
 122 #endif
 123
 124     vo_mga_flip_page();
 125 }
 126
 127 static int config(uint32_t width, uint32_t height, uint32_t d_width,
 128                        uint32_t d_height, uint32_t flags, char *title,
 129                        uint32_t format)
 130 {
 131     XVisualInfo vinfo;
 132     unsigned long xswamask;
 133     int r, g, b;
 134
 135     if (mga_init(width, height, format))
 136         return -1;              // ioctl errors?
 137
 138     aspect_save_orig(width, height);
 139     aspect_save_prescale(d_width, d_height);
 140     update_xinerama_info();
 141
 142     mvWidth = width;
 143     mvHeight = height;
 144
 145     vo_panscan_x = vo_panscan_y = vo_panscan_amount = 0;
 146
 147     aspect(&d_width, &d_height, A_NOZOOM);
 148     vo_dx = (vo_screenwidth - d_width) / 2;
 149     vo_dy = (vo_screenheight - d_height) / 2;
 150     geometry(&vo_dx, &vo_dy, &d_width, &d_height, vo_screenwidth,
 151              vo_screenheight);
 152     vo_dx += xinerama_x;
 153     vo_dy += xinerama_y;
 154     vo_dwidth = d_width;
 155     vo_dheight = d_height;
 156
 157     r = (vo_colorkey & 0x00ff0000) >> 16;
 158     g = (vo_colorkey & 0x0000ff00) >> 8;
 159     b = vo_colorkey & 0x000000ff;
 160     switch (vo_depthonscreen)
 161     {
 162         case 32:
 163             colorkey = vo_colorkey;
 164             break;
 165         case 24:
 166             colorkey = vo_colorkey & 0x00ffffff;
 167             break;
 168         case 16:
 169             colorkey = ((r >> 3) << 11) | ((g >> 2) << 5) | (b >> 3);
 170             break;
 171         case 15:
 172             colorkey = ((r >> 3) << 10) | ((g >> 3) << 5) | (b >> 3);
 173             break;
 174         default:
 175             mp_msg(MSGT_VO, MSGL_ERR,
 176                    "Sorry, this (%d) color depth not supported.\n",
 177                    vo_depthonscreen);
 178             return -1;
 179     }
 180     mp_msg(MSGT_VO, MSGL_V, "Using colorkey: %x\n", colorkey);
 181
 182     initialized = 1;
 183
 184 #ifdef CONFIG_GUI
 185     if (use_gui)
 186         guiGetEvent(guiSetShVideo, 0);  // the GUI will set up / resize the window
 187     else
 188 #endif
 189     {
 190         if (flags & VOFLAG_FULLSCREEN)
 191             aspect(&dwidth, &dheight, A_ZOOM);
 192
 193         XGetWindowAttributes(mDisplay, mRootWin, &attribs);
 194         mDepth = attribs.depth;
 195         if (mDepth != 15 && mDepth != 16 && mDepth != 24 && mDepth != 32)
 196             mDepth = 24;
 197         XMatchVisualInfo(mDisplay, mScreen, mDepth, TrueColor, &vinfo);
 198         xWAttribs.colormap =
 199             XCreateColormap(mDisplay, mRootWin, vinfo.visual, AllocNone);
 200         xWAttribs.background_pixel = 0;
 201         xWAttribs.border_pixel = 0;
 202         xswamask = CWBackPixel | CWBorderPixel | CWColormap;
 203
 204             vo_x11_create_vo_window(&vinfo, vo_dx, vo_dy, d_width, d_height,
 205                     flags, xWAttribs.colormap, "xmga", title);
 206             XChangeWindowAttributes(mDisplay, vo_window, xswamask, &xWAttribs);
 207
 208     }                           // !GUI
 209
 210     if ((flags & VOFLAG_FULLSCREEN) && (!WinID))
 211     {
 212         vo_dx = 0;
 213         vo_dy = 0;
 214         vo_dwidth = vo_screenwidth;
 215         vo_dheight = vo_screenheight;
 216         vo_fs = 1;
 217     }
 218
 219     panscan_calc();
 220
 221     mga_vid_config.colkey_on = 1;
 222     mga_vid_config.colkey_red = r;
 223     mga_vid_config.colkey_green = g;
 224     mga_vid_config.colkey_blue = b;
 225
 226     set_window();               // set up mga_vid_config.dest_width etc
 227
 228     XSync(mDisplay, False);
 229
 230     ioctl(f, MGA_VID_ON, 0);
 231
 232     return 0;
 233 }
 234
 235 static void uninit(void)
 236 {
 237     mp_msg(MSGT_VO, MSGL_V, "vo: uninit!\n");
 238     mga_uninit();
 239     if (!initialized)
 240         return;                 // no window?
 241     initialized = 0;
 242     vo_x11_uninit();            // destroy the window
 243 }