libvo/vo_xmga.c

   1
   2 //#define SHOW_TIME
   3
   4 /*
   5  *    vo_xmga.c
   6  *
   7  *      Copyright (C) Zoltan Ponekker - Jan 2001
   8  *
   9  */
  10
  11 #include <stdio.h>
  12 #include <stdlib.h>
  13 #include <string.h>
  14
  15 #include "config.h"
  16
  17 #include "video_out.h"
  18 #include "video_out_internal.h"
  19
  20
  21 #include <sys/ioctl.h>
  22 #include <unistd.h>
  23 #include <fcntl.h>
  24 #include <sys/mman.h>
  25
  26 #include "drivers/mga_vid.h"
  27
  28 #include <X11/Xlib.h>
  29 #include <X11/Xutil.h>
  30 #include <errno.h>
  31
  32 #ifdef CONFIG_XINERAMA
  33 #include <X11/extensions/Xinerama.h>
  34 #endif
  35
  36 #include "x11_common.h"
  37 #include "sub.h"
  38 #include "aspect.h"
  39
  40 #ifdef SHOW_TIME
  41 #include "osdep/timer.h"
  42 static unsigned int timer = 0;
  43 static unsigned int timerd = 0;
  44 #endif
  45
  46 #ifdef CONFIG_GUI
  47 #include "gui/interface.h"
  48 #endif
  49
  50 static const vo_info_t info = {
  51     "Matrox G200/G4x0/G550 overlay in X11 window (using /dev/mga_vid)",
  52     "xmga",
  53     "Zoltan Ponekker <pontscho@makacs.poliod.hu>",
  54     ""
  55 };
  56
  57 const LIBVO_EXTERN(xmga)
  58 static XGCValues wGCV;
  59
  60 static uint32_t mDepth;
  61 static XWindowAttributes attribs;
  62 static int colorkey;
  63
  64 static uint32_t mvHeight;
  65 static uint32_t mvWidth;
  66
  67 static Window mRoot;
  68
  69 static XSetWindowAttributes xWAttribs;
  70
  71 static int initialized = 0;
  72
  73 #define VO_XMGA
  74 #include "mga_common.c"
  75 #undef  VO_XMGA
  76
  77 static void mDrawColorKey(void)
  78 {
  79     XSetBackground(mDisplay, vo_gc, 0);
  80     XClearWindow(mDisplay, vo_window);
  81     XSetForeground(mDisplay, vo_gc, colorkey);
  82     XFillRectangle(mDisplay, vo_window, vo_gc, drwX, drwY, drwWidth,
  83                    (vo_fs ? drwHeight - 1 : drwHeight));
  84     XFlush(mDisplay);
  85 }
  86
  87 static void check_events(void)
  88 {
  89     int e = vo_x11_check_events(mDisplay);
  90
  91     if (!(e & VO_EVENT_RESIZE) && !(e & VO_EVENT_EXPOSE))
  92         return;
  93     set_window();
  94     mDrawColorKey();
  95     if (ioctl(f, MGA_VID_CONFIG, &mga_vid_config))
  96         mp_msg(MSGT_VO, MSGL_WARN,
  97                "Error in mga_vid_config ioctl (wrong mga_vid.o version?)");
  98 }
  99
 100 static void flip_page(void)
 101 {
 102 #ifdef SHOW_TIME
 103     unsigned int t;
 104
 105     t = GetTimer();
 106     mp_msg(MSGT_VO, MSGL_STATUS,
 107            "  [timer: %08X  diff: %6d  dd: %6d ]  \n", t, t - timer,
 108            (t - timer) - timerd);
 109     timerd = t - timer;
 110     timer = t;
 111 #endif
 112
 113     vo_mga_flip_page();
 114 }
 115
 116 static int config(uint32_t width, uint32_t height, uint32_t d_width,
 117                        uint32_t d_height, uint32_t flags, char *title,
 118                        uint32_t format)
 119 {
 120     XVisualInfo vinfo;
 121     unsigned long xswamask;
 122     int r, g, b;
 123
 124     if (mga_init(width, height, format))
 125         return -1;              // ioctl errors?
 126
 127     aspect_save_orig(width, height);
 128     aspect_save_prescale(d_width, d_height);
 129     update_xinerama_info();
 130
 131     mvWidth = width;
 132     mvHeight = height;
 133
 134     vo_panscan_x = vo_panscan_y = vo_panscan_amount = 0;
 135
 136     aspect(&d_width, &d_height, A_NOZOOM);
 137     vo_dx = (vo_screenwidth - d_width) / 2;
 138     vo_dy = (vo_screenheight - d_height) / 2;
 139     geometry(&vo_dx, &vo_dy, &d_width, &d_height, vo_screenwidth,
 140              vo_screenheight);
 141     vo_dx += xinerama_x;
 142     vo_dy += xinerama_y;
 143     vo_dwidth = d_width;
 144     vo_dheight = d_height;
 145     vo_mouse_autohide = 1;
 146
 147     r = (vo_colorkey & 0x00ff0000) >> 16;
 148     g = (vo_colorkey & 0x0000ff00) >> 8;
 149     b = vo_colorkey & 0x000000ff;
 150     switch (vo_depthonscreen)
 151     {
 152         case 32:
 153             colorkey = vo_colorkey;
 154             break;
 155         case 24:
 156             colorkey = vo_colorkey & 0x00ffffff;
 157             break;
 158         case 16:
 159             colorkey = ((r >> 3) << 11) | ((g >> 2) << 5) | (b >> 3);
 160             break;
 161         case 15:
 162             colorkey = ((r >> 3) << 10) | ((g >> 3) << 5) | (b >> 3);
 163             break;
 164         default:
 165             mp_msg(MSGT_VO, MSGL_ERR,
 166                    "Sorry, this (%d) color depth not supported.\n",
 167                    vo_depthonscreen);
 168             return -1;
 169     }
 170     mp_msg(MSGT_VO, MSGL_V, "Using colorkey: %x\n", colorkey);
 171
 172     initialized = 1;
 173
 174 #ifdef CONFIG_GUI
 175     if (use_gui)
 176         guiGetEvent(guiSetShVideo, 0);  // the GUI will set up / resize the window
 177     else
 178 #endif
 179     {
 180         if (flags & VOFLAG_FULLSCREEN)
 181             aspect(&dwidth, &dheight, A_ZOOM);
 182
 183         XGetWindowAttributes(mDisplay, mRootWin, &attribs);
 184         mDepth = attribs.depth;
 185         if (mDepth != 15 && mDepth != 16 && mDepth != 24 && mDepth != 32)
 186             mDepth = 24;
 187         XMatchVisualInfo(mDisplay, mScreen, mDepth, TrueColor, &vinfo);
 188         xWAttribs.colormap =
 189             XCreateColormap(mDisplay, mRootWin, vinfo.visual, AllocNone);
 190         xWAttribs.background_pixel = 0;
 191         xWAttribs.border_pixel = 0;
 192         xWAttribs.event_mask =
 193             StructureNotifyMask | ExposureMask | KeyPressMask |
 194             ((WinID ==
 195               0) ? 0 : (ButtonPressMask | ButtonReleaseMask |
 196                         PointerMotionMask | PropertyChangeMask));
 197         xswamask = CWBackPixel | CWBorderPixel | CWColormap | CWEventMask;
 198
 199         if (WinID >= 0)
 200         {
 201
 202             vo_window = WinID ? ((Window) WinID) : mRootWin;
 203             if (WinID)
 204             {
 205                 XUnmapWindow(mDisplay, vo_window);
 206                 XChangeWindowAttributes(mDisplay, vo_window, xswamask,
 207                                         &xWAttribs);
 208                 vo_x11_selectinput_witherr(mDisplay, vo_window,
 209                                            StructureNotifyMask |
 210                                            KeyPressMask |
 211                                            PropertyChangeMask |
 212                                            PointerMotionMask |
 213                                            ButtonPressMask |
 214                                            ButtonReleaseMask |
 215                                            ExposureMask);
 216                 XMapWindow(mDisplay, vo_window);
 217             } else
 218                 XSelectInput(mDisplay, vo_window, ExposureMask);
 219
 220         } else
 221         {
 222             vo_x11_create_vo_window(&vinfo, vo_dx, vo_dy, d_width, d_height,
 223                     flags, xWAttribs.colormap, "xmga", title);
 224             XChangeWindowAttributes(mDisplay, vo_window, xswamask, &xWAttribs);
 225         }
 226
 227         if (vo_gc != None)
 228             XFreeGC(mDisplay, vo_gc);
 229         vo_gc = XCreateGC(mDisplay, vo_window, GCForeground, &wGCV);
 230
 231     }                           // !GUI
 232
 233     if ((flags & VOFLAG_FULLSCREEN) && (!WinID))
 234     {
 235         vo_dx = 0;
 236         vo_dy = 0;
 237         vo_dwidth = vo_screenwidth;
 238         vo_dheight = vo_screenheight;
 239         vo_fs = 1;
 240     }
 241
 242     panscan_calc();
 243
 244     mga_vid_config.colkey_on = 1;
 245     mga_vid_config.colkey_red = r;
 246     mga_vid_config.colkey_green = g;
 247     mga_vid_config.colkey_blue = b;
 248
 249     set_window();               // set up mga_vid_config.dest_width etc
 250
 251     if (vo_ontop)
 252         vo_x11_setlayer(mDisplay, vo_window, vo_ontop);
 253
 254     XSync(mDisplay, False);
 255
 256     ioctl(f, MGA_VID_ON, 0);
 257
 258     return 0;
 259 }
 260
 261 static void uninit(void)
 262 {
 263     mp_msg(MSGT_VO, MSGL_V, "vo: uninit!\n");
 264     mga_uninit();
 265     if (!initialized)
 266         return;                 // no window?
 267     initialized = 0;
 268     vo_x11_uninit();            // destroy the window
 269 }