libvo/vo_kva.c

   1 /*
   2  * OS/2 video output driver
   3  *
   4  * Copyright (c) 2007-2009 by KO Myung-Hun (komh@chollian.net)
   5  *
   6  * This file is part of MPlayer.
   7  *
   8  * MPlayer is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License as published by
  10  * the Free Software Foundation; either version 2 of the License, or
  11  * (at your option) any later version.
  12  *
  13  * MPlayer is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License along
  19  * with MPlayer; if not, write to the Free Software Foundation, Inc.,
  20  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  21  */
  22
  23 #define INCL_WIN
  24 #define INCL_GPI
  25 #define INCL_DOS
  26 #include <os2.h>
  27
  28 #include <mmioos2.h>
  29 #include <fourcc.h>
  30
  31 #include <stdio.h>
  32 #include <stdlib.h>
  33 #include <string.h>
  34 #include <float.h>
  35
  36 #include <kva.h>
  37
  38 #include "config.h"
  39 #include "mp_msg.h"
  40 #include "help_mp.h"
  41 #include "video_out.h"
  42 #include "video_out_internal.h"
  43 #include "aspect.h"
  44
  45 #include "fastmemcpy.h"
  46 #include "mp_fifo.h"
  47 #include "osdep/keycodes.h"
  48 #include "input/input.h"
  49 #include "input/mouse.h"
  50 #include "subopt-helper.h"
  51 #include "sub.h"
  52
  53 #include "cpudetect.h"
  54 #include "libswscale/swscale.h"
  55 #include "libmpcodecs/vf_scale.h"
  56
  57 static const vo_info_t info = {
  58     "SNAP/WarpOverlay!/DIVE video output",
  59     "kva",
  60     "KO Myung-Hun <komh@chollian.net>",
  61     ""
  62 };
  63
  64 LIBVO_EXTERN(kva)
  65
  66 #define WC_MPLAYER  "WC_MPLAYER"
  67
  68 #define SRC_WIDTH   m_int.kvas.szlSrcSize.cx
  69 #define SRC_HEIGHT  m_int.kvas.szlSrcSize.cy
  70
  71 #define HWNDFROMWINID(wid)    ((wid) + 0x80000000UL)
  72
  73 static const struct keymap m_vk_map[] = {
  74     {VK_NEWLINE, KEY_ENTER}, {VK_TAB, KEY_TAB}, {VK_SPACE, ' '},
  75
  76     // control keys
  77     {VK_CTRL,   KEY_CTRL},    {VK_BACKSPACE, KEY_BS},
  78     {VK_DELETE, KEY_DELETE},  {VK_INSERT,    KEY_INSERT},
  79     {VK_HOME,   KEY_HOME},    {VK_END,       KEY_END},
  80     {VK_PAGEUP, KEY_PAGE_UP}, {VK_PAGEDOWN,  KEY_PAGE_DOWN},
  81     {VK_ESC,    KEY_ESC},
  82
  83     // cursor keys
  84     {VK_RIGHT, KEY_RIGHT}, {VK_LEFT, KEY_LEFT},
  85     {VK_DOWN,  KEY_DOWN},  {VK_UP,   KEY_UP},
  86
  87     // function keys
  88     {VK_F1, KEY_F+1}, {VK_F2,  KEY_F+2},  {VK_F3,  KEY_F+3},  {VK_F4,  KEY_F+4},
  89     {VK_F5, KEY_F+5}, {VK_F6,  KEY_F+6},  {VK_F7,  KEY_F+7},  {VK_F8,  KEY_F+8},
  90     {VK_F9, KEY_F+9}, {VK_F10, KEY_F+10}, {VK_F11, KEY_F+11}, {VK_F12, KEY_F+12},
  91
  92     {0, 0}
  93 };
  94
  95 static const struct keymap m_keypad_map[] = {
  96     // keypad keys
  97     {0x52, KEY_KP0}, {0x4F, KEY_KP1}, {0x50, KEY_KP2},   {0x51, KEY_KP3},
  98     {0x4B, KEY_KP4}, {0x4C, KEY_KP5}, {0x4D, KEY_KP6},   {0x47, KEY_KP7},
  99     {0x48, KEY_KP8}, {0x49, KEY_KP9}, {0x53, KEY_KPDEC}, {0x5A, KEY_KPENTER},
 100
 101     {0, 0}
 102 };
 103
 104 static const struct keymap m_mouse_map[] = {
 105     {WM_BUTTON1DOWN,   MOUSE_BTN0},
 106     {WM_BUTTON3DOWN,   MOUSE_BTN1},
 107     {WM_BUTTON2DOWN,   MOUSE_BTN2},
 108     {WM_BUTTON1DBLCLK, MOUSE_BTN0_DBL},
 109     {WM_BUTTON3DBLCLK, MOUSE_BTN1_DBL},
 110     {WM_BUTTON2DBLCLK, MOUSE_BTN2_DBL},
 111
 112     {0, 0}
 113 };
 114
 115 struct {
 116     HAB         hab;
 117     HMQ         hmq;
 118     HWND        hwndFrame;
 119     HWND        hwndClient;
 120     HWND        hwndSysMenu;
 121     HWND        hwndTitleBar;
 122     HWND        hwndMinMax;
 123     FOURCC      fcc;
 124     int         iImageFormat;
 125     int         nChromaShift;
 126     KVASETUP    kvas;
 127     KVACAPS     kvac;
 128     RECTL       rclDst;
 129     int         bpp;
 130     LONG        lStride;
 131     PBYTE       pbImage;
 132     BOOL        fFixT23;
 133     PFNWP       pfnwpOldFrame;
 134     uint8_t    *planes[MP_MAX_PLANES];     // y = 0, u = 1, v = 2
 135     int         stride[MP_MAX_PLANES];
 136     BOOL        fHWAccel;
 137     RECTL       rclParent;
 138     struct SwsContext *sws;
 139 } m_int;
 140
 141 static inline void setAspectRatio(ULONG ulRatio)
 142 {
 143     m_int.kvas.ulRatio = ulRatio;
 144     kvaSetup(&m_int.kvas);
 145 }
 146
 147 static int query_format_info(int format, PBOOL pfHWAccel, PFOURCC pfcc,
 148                              int *pbpp, int *pnChromaShift)
 149 {
 150     BOOL    fHWAccel;
 151     FOURCC  fcc;
 152     INT     bpp;
 153     INT     nChromaShift;
 154
 155     switch (format) {
 156     case IMGFMT_YV12:
 157         fHWAccel        = m_int.kvac.ulInputFormatFlags & KVAF_YV12;
 158         fcc             = FOURCC_YV12;
 159         bpp             = 1;
 160         nChromaShift    = 1;
 161         break;
 162
 163     case IMGFMT_YUY2:
 164         fHWAccel        = m_int.kvac.ulInputFormatFlags & KVAF_YUY2;
 165         fcc             = FOURCC_Y422;
 166         bpp             = 2;
 167         nChromaShift    = 0;
 168         break;
 169
 170     case IMGFMT_YVU9:
 171         fHWAccel        = m_int.kvac.ulInputFormatFlags & KVAF_YVU9;
 172         fcc             = FOURCC_YVU9;
 173         bpp             = 1;
 174         nChromaShift    = 2;
 175         break;
 176
 177     case IMGFMT_BGR24:
 178         fHWAccel        = m_int.kvac.ulInputFormatFlags & KVAF_BGR24;
 179         fcc             = FOURCC_BGR3;
 180         bpp             = 3;
 181         nChromaShift    = 0;
 182         break;
 183
 184     case IMGFMT_BGR16:
 185         fHWAccel        = m_int.kvac.ulInputFormatFlags & KVAF_BGR16;
 186         fcc             = FOURCC_R565;
 187         bpp             = 2;
 188         nChromaShift    = 0;
 189         break;
 190
 191     case IMGFMT_BGR15:
 192         fHWAccel        = m_int.kvac.ulInputFormatFlags & KVAF_BGR15;
 193         fcc             = FOURCC_R555;
 194         bpp             = 2;
 195         nChromaShift    = 0;
 196         break;
 197
 198     default:
 199         return 1;
 200     }
 201
 202     if (pfHWAccel)
 203         *pfHWAccel = fHWAccel;
 204
 205     if (pfcc)
 206         *pfcc = fcc;
 207
 208     if (pbpp)
 209         *pbpp = bpp;
 210
 211     if (pnChromaShift)
 212         *pnChromaShift = nChromaShift;
 213
 214     return 0;
 215 }
 216
 217 static void imgCreate(void)
 218 {
 219     int size = SRC_HEIGHT * m_int.lStride;;
 220
 221     switch (m_int.iImageFormat) {
 222     case IMGFMT_YV12:
 223         size += size / 2;
 224         break;
 225
 226     case IMGFMT_YVU9:
 227         size += size / 8;
 228         break;
 229     }
 230
 231     m_int.pbImage = malloc(size);
 232
 233     memset(m_int.planes, 0, sizeof(m_int.planes));
 234     memset(m_int.stride, 0, sizeof(m_int.stride));
 235     m_int.planes[0] = m_int.pbImage;
 236     m_int.stride[0] = m_int.lStride;
 237
 238     // YV12 or YVU9 ?
 239     if (m_int.nChromaShift) {
 240         m_int.planes[1] = m_int.planes[0] + SRC_HEIGHT * m_int.stride[0];
 241         m_int.stride[1] = m_int.stride[0] >> m_int.nChromaShift;
 242
 243         m_int.planes[2] = m_int.planes[1] +
 244                           (SRC_HEIGHT >> m_int.nChromaShift) * m_int.stride[1];
 245         m_int.stride[2] = m_int.stride[1];
 246     }
 247 }
 248
 249 static void imgFree(void)
 250 {
 251     free(m_int.pbImage);
 252
 253     m_int.pbImage = NULL;
 254 }
 255
 256 static void imgDisplay(void)
 257 {
 258     PVOID pBuffer;
 259     ULONG ulBPL;
 260
 261     if (!kvaLockBuffer(&pBuffer, &ulBPL)) {
 262         uint8_t *dst[MP_MAX_PLANES] = {NULL};
 263         int      dstStride[MP_MAX_PLANES] = {0};
 264
 265         // Get packed or Y
 266         dst[0]       = pBuffer;
 267         dstStride[0] = ulBPL;
 268
 269         // YV12 or YVU9 ?
 270         if (m_int.nChromaShift) {
 271             // Get V
 272             dst[2]       = dst[0] + SRC_HEIGHT * dstStride[0];
 273             dstStride[2] = dstStride[0] >> m_int.nChromaShift;
 274
 275             // Get U
 276             dst[1]       = dst[2] +
 277                            (SRC_HEIGHT >> m_int.nChromaShift ) * dstStride[2];
 278             dstStride[1] = dstStride[2];
 279         }
 280
 281         if (m_int.fHWAccel) {
 282             int w, h;
 283
 284             w = m_int.stride[0];
 285             h = SRC_HEIGHT;
 286
 287             // Copy packed or Y
 288             mem2agpcpy_pic(dst[0], m_int.planes[0], w, h,
 289                            dstStride[0], m_int.stride[0]);
 290
 291             // YV12 or YVU9 ?
 292             if (m_int.nChromaShift) {
 293                 w >>= m_int.nChromaShift; h >>= m_int.nChromaShift;
 294
 295                 // Copy U
 296                 mem2agpcpy_pic(dst[1], m_int.planes[1], w, h,
 297                                dstStride[1], m_int.stride[1]);
 298
 299                 // Copy V
 300                 mem2agpcpy_pic(dst[2], m_int.planes[2], w, h,
 301                                dstStride[2], m_int.stride[2]);
 302             }
 303         } else {
 304             sws_scale(m_int.sws, m_int.planes, m_int.stride, 0, SRC_HEIGHT,
 305                       dst, dstStride);
 306         }
 307
 308         kvaUnlockBuffer();
 309     }
 310 }
 311
 312 // Frame window procedure to work around T23 laptop with S3 video card,
 313 // which supports upscaling only.
 314 static MRESULT EXPENTRY NewFrameWndProc(HWND hwnd, ULONG msg, MPARAM mp1,
 315                                         MPARAM mp2)
 316 {
 317     switch (msg) {
 318     case WM_QUERYTRACKINFO:
 319         {
 320         PTRACKINFO  pti = (PTRACKINFO)mp2;
 321         RECTL       rcl;
 322
 323         if (vo_fs)
 324             break;
 325
 326         m_int.pfnwpOldFrame(hwnd, msg, mp1, mp2);
 327
 328         rcl.xLeft   = 0;
 329         rcl.yBottom = 0;
 330         rcl.xRight  = SRC_WIDTH  + 1;
 331         rcl.yTop    = SRC_HEIGHT + 1;
 332
 333         WinCalcFrameRect(hwnd, &rcl, FALSE);
 334
 335         pti->ptlMinTrackSize.x = rcl.xRight - rcl.xLeft;
 336         pti->ptlMinTrackSize.y = rcl.yTop   - rcl.yBottom;
 337
 338         pti->ptlMaxTrackSize.x = vo_screenwidth;
 339         pti->ptlMaxTrackSize.y = vo_screenheight;
 340
 341         return (MRESULT)TRUE;
 342         }
 343
 344     case WM_ADJUSTWINDOWPOS:
 345         {
 346         PSWP    pswp = (PSWP)mp1;
 347         RECTL   rcl;
 348
 349         if (vo_fs)
 350             break;
 351
 352         if (pswp->fl & SWP_SIZE) {
 353             rcl.xLeft   = pswp->x;
 354             rcl.yBottom = pswp->y;
 355             rcl.xRight  = rcl.xLeft   + pswp->cx;
 356             rcl.yTop    = rcl.yBottom + pswp->cy;
 357
 358             WinCalcFrameRect(hwnd, &rcl, TRUE);
 359
 360             if (rcl.xRight - rcl.xLeft <= SRC_WIDTH)
 361                 rcl.xRight = rcl.xLeft + (SRC_WIDTH + 1);
 362
 363             if (rcl.yTop - rcl.yBottom <= SRC_HEIGHT)
 364                 rcl.yTop = rcl.yBottom + (SRC_HEIGHT + 1);
 365
 366             WinCalcFrameRect(hwnd, &rcl, FALSE);
 367
 368             if (rcl.xRight - rcl.xLeft > vo_screenwidth) {
 369                 rcl.xLeft  = 0;
 370                 rcl.xRight = vo_screenwidth;
 371             }
 372
 373             if (rcl.yTop - rcl.yBottom > vo_screenheight) {
 374                 rcl.yBottom = 0;
 375                 rcl.yTop    = vo_screenheight;
 376             }
 377
 378             pswp->fl |= SWP_MOVE;
 379             pswp->x   = rcl.xLeft;
 380             pswp->y   = rcl.yBottom;
 381             pswp->cx  = rcl.xRight - rcl.xLeft;
 382             pswp->cy  = rcl.yTop   - rcl.yBottom;
 383         }
 384         break;
 385         }
 386     }
 387
 388     return m_int.pfnwpOldFrame(hwnd, msg, mp1, mp2);
 389 }
 390
 391 static MRESULT EXPENTRY WndProc(HWND hwnd, ULONG msg, MPARAM mp1, MPARAM mp2)
 392 {
 393     // if slave mode, ignore mouse events and deliver them to a parent window
 394     if (WinID != -1 &&
 395         ((msg >= WM_MOUSEFIRST    && msg <= WM_MOUSELAST) ||
 396          (msg >= WM_EXTMOUSEFIRST && msg <= WM_EXTMOUSELAST))) {
 397         WinPostMsg(HWNDFROMWINID(WinID), msg, mp1, mp2);
 398
 399         return (MRESULT)TRUE;
 400     }
 401
 402     switch (msg) {
 403     case WM_CLOSE:
 404         mplayer_put_key(KEY_CLOSE_WIN);
 405
 406         return 0;
 407
 408     case WM_CHAR:
 409         {
 410         USHORT fsFlags = SHORT1FROMMP(mp1);
 411         UCHAR  uchScan =  CHAR4FROMMP(mp1);
 412         USHORT usCh    = SHORT1FROMMP(mp2);
 413         USHORT usVk    = SHORT2FROMMP(mp2);
 414         int    mpkey;
 415
 416         if (fsFlags & KC_KEYUP)
 417             break;
 418
 419         if (fsFlags & KC_SCANCODE) {
 420             mpkey = lookup_keymap_table(m_keypad_map, uchScan);
 421             if (mpkey) {
 422                 // distinguish KEY_KP0 and KEY_KPINS
 423                 if (mpkey == KEY_KP0 && usCh != '0')
 424                     mpkey = KEY_KPINS;
 425
 426                 // distinguish KEY_KPDEC and KEY_KPDEL
 427                 if (mpkey == KEY_KPDEC && usCh != '.')
 428                     mpkey = KEY_KPDEL;
 429
 430                 mplayer_put_key(mpkey);
 431
 432                 return (MRESULT)TRUE;
 433             }
 434         }
 435
 436         if (fsFlags & KC_VIRTUALKEY) {
 437             mpkey = lookup_keymap_table(m_vk_map, usVk);
 438             if (mpkey) {
 439                 mplayer_put_key(mpkey);
 440
 441                 return (MRESULT)TRUE;
 442             }
 443         }
 444
 445         if ((fsFlags & KC_CHAR) && !HIBYTE(usCh))
 446             mplayer_put_key(usCh);
 447
 448         return (MRESULT)TRUE;
 449         }
 450
 451     case WM_BUTTON1DOWN:
 452     case WM_BUTTON3DOWN:
 453     case WM_BUTTON2DOWN:
 454     case WM_BUTTON1DBLCLK:
 455     case WM_BUTTON3DBLCLK:
 456     case WM_BUTTON2DBLCLK:
 457         if (WinQueryFocus(HWND_DESKTOP) != hwnd)
 458             WinSetFocus(HWND_DESKTOP, hwnd);
 459         else if (!vo_nomouse_input)
 460             mplayer_put_key(lookup_keymap_table(m_mouse_map, msg));
 461
 462         return (MRESULT)TRUE;
 463
 464     case WM_PAINT:
 465         {
 466         HPS     hps;
 467         RECTL   rcl, rclDst;
 468         PRECTL  prcl = NULL;
 469         HRGN    hrgn, hrgnDst;
 470         RGNRECT rgnCtl;
 471
 472         // get a current movie area
 473         kvaAdjustDstRect(&m_int.kvas.rclSrcRect, &rclDst);
 474
 475         // get a current invalidated area
 476         hps = WinBeginPaint(hwnd, NULLHANDLE, &rcl);
 477
 478         // create a region for an invalidated area
 479         hrgn    = GpiCreateRegion(hps, 1, &rcl);
 480         // create a region for a movie area
 481         hrgnDst = GpiCreateRegion(hps, 1, &rclDst);
 482
 483         // exclude a movie area from an invalidated area
 484         GpiCombineRegion(hps, hrgn, hrgn, hrgnDst, CRGN_DIFF);
 485
 486         // get rectangles from the region
 487         rgnCtl.ircStart     = 1;
 488         rgnCtl.ulDirection  = RECTDIR_LFRT_TOPBOT;
 489         GpiQueryRegionRects(hps, hrgn, NULL, &rgnCtl, NULL);
 490
 491         if (rgnCtl.crcReturned > 0) {
 492             rgnCtl.crc = rgnCtl.crcReturned;
 493             prcl       = malloc(sizeof(RECTL) * rgnCtl.crcReturned);
 494         }
 495
 496         // draw black bar if needed
 497         if (prcl && GpiQueryRegionRects(hps, hrgn, NULL, &rgnCtl, prcl)) {
 498             int i;
 499
 500             for (i = 0; i < rgnCtl.crcReturned; i++)
 501                 WinFillRect(hps, &prcl[i], CLR_BLACK);
 502         }
 503
 504         free(prcl);
 505
 506         GpiDestroyRegion(hps, hrgnDst);
 507         GpiDestroyRegion(hps, hrgn);
 508
 509         WinEndPaint(hps);
 510
 511         return 0;
 512         }
 513     }
 514
 515     return WinDefWindowProc(hwnd, msg, mp1, mp2);
 516 }
 517
 518 // Change process type from VIO to PM to use PM APIs.
 519 static void morphToPM(void)
 520 {
 521     PPIB pib;
 522
 523     DosGetInfoBlocks(NULL, &pib);
 524
 525     // Change flag from VIO to PM:
 526     if (pib->pib_ultype == 2)
 527         pib->pib_ultype = 3;
 528 }
 529
 530 static int preinit(const char *arg)
 531 {
 532     HWND    hwndParent;
 533     ULONG   flFrameFlags;
 534     ULONG   kvaMode = 0;
 535
 536     int     fUseSnap = 0;
 537     int     fUseWO   = 0;
 538     int     fUseDive = 0;
 539     int     fFixT23  = 0;
 540
 541     const opt_t subopts[] = {
 542         {"snap", OPT_ARG_BOOL, &fUseSnap, NULL},
 543         {"wo",   OPT_ARG_BOOL, &fUseWO,   NULL},
 544         {"dive", OPT_ARG_BOOL, &fUseDive, NULL},
 545         {"t23",  OPT_ARG_BOOL, &fFixT23,  NULL},
 546         {NULL,              0, NULL,      NULL}
 547     };
 548
 549     PCSZ pcszVideoModeStr[3] = {"DIVE", "WarpOverlay!", "SNAP"};
 550
 551     if (subopt_parse(arg, subopts) != 0)
 552         return -1;
 553
 554     morphToPM();
 555
 556     memset(&m_int, 0, sizeof(m_int));
 557
 558     m_int.hab = WinInitialize(0);
 559     m_int.hmq = WinCreateMsgQueue(m_int.hab, 0);
 560
 561     WinRegisterClass(m_int.hab,
 562                      WC_MPLAYER,
 563                      WndProc,
 564                      CS_SIZEREDRAW | CS_MOVENOTIFY,
 565                      sizeof(PVOID));
 566
 567     if (WinID == -1) {
 568         hwndParent   = HWND_DESKTOP;
 569         flFrameFlags = FCF_SYSMENU    | FCF_TITLEBAR | FCF_MINMAX |
 570                        FCF_SIZEBORDER | FCF_TASKLIST;
 571     } else {
 572         hwndParent   = HWNDFROMWINID(WinID);
 573         flFrameFlags = 0;
 574     }
 575
 576     m_int.hwndFrame =
 577         WinCreateStdWindow(hwndParent,          // parent window handle
 578                            WS_VISIBLE,          // frame window style
 579                            &flFrameFlags,       // window style
 580                            WC_MPLAYER,          // class name
 581                            "",                  // window title
 582                            0L,                  // default client style
 583                            NULLHANDLE,          // resource in exe file
 584                            1,                   // frame window id
 585                            &m_int.hwndClient);  // client window handle
 586
 587     if (m_int.hwndFrame == NULLHANDLE)
 588         return -1;
 589
 590     m_int.hwndSysMenu  = WinWindowFromID(m_int.hwndFrame, FID_SYSMENU);
 591     m_int.hwndTitleBar = WinWindowFromID(m_int.hwndFrame, FID_TITLEBAR);
 592     m_int.hwndMinMax   = WinWindowFromID(m_int.hwndFrame, FID_MINMAX);
 593
 594     m_int.fFixT23 = fFixT23;
 595
 596     if (m_int.fFixT23)
 597         m_int.pfnwpOldFrame = WinSubclassWindow(m_int.hwndFrame,
 598                                                 NewFrameWndProc);
 599
 600     if (!!fUseSnap + !!fUseWO + !!fUseDive > 1)
 601         mp_msg(MSGT_VO, MSGL_WARN,"KVA: Multiple mode specified!!!\n");
 602
 603     if (fUseSnap)
 604         kvaMode = KVAM_SNAP;
 605     else if (fUseWO)
 606         kvaMode = KVAM_WO;
 607     else if (fUseDive)
 608         kvaMode = KVAM_DIVE;
 609     else
 610         kvaMode = KVAM_AUTO;
 611
 612     if (kvaInit(kvaMode, m_int.hwndClient, vo_colorkey)) {
 613         mp_msg(MSGT_VO, MSGL_ERR, "KVA: Init failed!!!\n");
 614
 615         return -1;
 616     }
 617
 618     kvaCaps(&m_int.kvac);
 619
 620     mp_msg(MSGT_VO, MSGL_V, "KVA: Selected video mode = %s\n",
 621            pcszVideoModeStr[m_int.kvac.ulMode - 1]);
 622
 623     kvaDisableScreenSaver();
 624
 625     // Might cause PM DLLs to be loaded which incorrectly enable SIG_FPE,
 626     // so mask off all floating-point exceptions.
 627     _control87(MCW_EM, MCW_EM);
 628
 629     return 0;
 630 }
 631
 632 static void uninit(void)
 633 {
 634     kvaEnableScreenSaver();
 635
 636     imgFree();
 637
 638     sws_freeContext(m_int.sws);
 639
 640     if (m_int.hwndFrame != NULLHANDLE) {
 641         kvaResetAttr();
 642         kvaDone();
 643
 644         if (m_int.fFixT23)
 645             WinSubclassWindow(m_int.hwndFrame, m_int.pfnwpOldFrame);
 646
 647         WinDestroyWindow(m_int.hwndFrame);
 648     }
 649
 650     WinDestroyMsgQueue(m_int.hmq);
 651     WinTerminate(m_int.hab);
 652 }
 653
 654 static int config(uint32_t width, uint32_t height,
 655                   uint32_t d_width, uint32_t d_height,
 656                   uint32_t flags, char *title, uint32_t format)
 657 {
 658     RECTL   rcl;
 659
 660     mp_msg(MSGT_VO, MSGL_V,
 661            "KVA: Using 0x%X (%s) image format, vo_config_count = %d\n",
 662            format, vo_format_name(format), vo_config_count);
 663
 664     imgFree();
 665
 666     if (query_format_info(format, &m_int.fHWAccel, &m_int.fcc, &m_int.bpp,
 667                           &m_int.nChromaShift))
 668         return 1;
 669
 670     m_int.iImageFormat = format;
 671
 672     // if there is no hw accel for given format,
 673     // try any format supported by hw accel
 674     if (!m_int.fHWAccel) {
 675         int dstFormat = 0;
 676
 677         sws_freeContext(m_int.sws);
 678
 679         if (m_int.kvac.ulInputFormatFlags & KVAF_YV12)
 680             dstFormat = IMGFMT_YV12;
 681         else if (m_int.kvac.ulInputFormatFlags & KVAF_YUY2)
 682             dstFormat = IMGFMT_YUY2;
 683         else if (m_int.kvac.ulInputFormatFlags & KVAF_YVU9)
 684             dstFormat = IMGFMT_YVU9;
 685         else if (m_int.kvac.ulInputFormatFlags & KVAF_BGR24)
 686             dstFormat = IMGFMT_BGR24;
 687         else if (m_int.kvac.ulInputFormatFlags & KVAF_BGR16)
 688             dstFormat = IMGFMT_BGR16;
 689         else if (m_int.kvac.ulInputFormatFlags & KVAF_BGR15)
 690             dstFormat = IMGFMT_BGR15;
 691
 692         if (query_format_info(dstFormat, NULL, &m_int.fcc, NULL, NULL))
 693             return 1;
 694
 695         m_int.sws = sws_getContextFromCmdLine(width, height, format,
 696                                               width, height, dstFormat);
 697     }
 698
 699     mp_msg(MSGT_VO, MSGL_V, "KVA: Selected FOURCC = %.4s\n", (char *)&m_int.fcc);
 700
 701     m_int.kvas.ulLength           = sizeof(KVASETUP);
 702     m_int.kvas.szlSrcSize.cx      = width;
 703     m_int.kvas.szlSrcSize.cy      = height;
 704     m_int.kvas.rclSrcRect.xLeft   = 0;
 705     m_int.kvas.rclSrcRect.yTop    = 0;
 706     m_int.kvas.rclSrcRect.xRight  = width;
 707     m_int.kvas.rclSrcRect.yBottom = height;
 708     m_int.kvas.ulRatio            = vo_keepaspect ? KVAR_FORCEANY : KVAR_NONE;
 709     m_int.kvas.ulAspectWidth      = d_width;
 710     m_int.kvas.ulAspectHeight     = d_height;
 711     m_int.kvas.fccSrcColor        = m_int.fcc;
 712     m_int.kvas.fDither            = TRUE;
 713
 714     if (kvaSetup(&m_int.kvas)) {
 715         mp_msg(MSGT_VO, MSGL_ERR, "KVA: Setup failed!!!\n");
 716
 717         return 1;
 718     }
 719
 720     m_int.lStride = width * m_int.bpp;
 721
 722     imgCreate();
 723
 724     if (WinID == -1) {
 725         WinSetWindowText(m_int.hwndFrame, title);
 726
 727         // initialize 'vo_fs' only once at first config() call
 728         if (vo_config_count == 0)
 729             vo_fs = flags & VOFLAG_FULLSCREEN;
 730
 731         // workaround for T23 laptop with S3 Video by Franz Bakan
 732         if (!vo_fs && m_int.fFixT23) {
 733             d_width++;
 734             d_height++;
 735         }
 736
 737         m_int.rclDst.xLeft   = ((LONG)vo_screenwidth  - (LONG)d_width)  / 2;
 738         m_int.rclDst.yBottom = ((LONG)vo_screenheight - (LONG)d_height) / 2;
 739         m_int.rclDst.xRight  = m_int.rclDst.xLeft   + d_width;
 740         m_int.rclDst.yTop    = m_int.rclDst.yBottom + d_height;
 741
 742         if (vo_fs) {
 743             d_width  = vo_screenwidth;
 744             d_height = vo_screenheight;
 745
 746             // when -fs option is used without this, title bar is not highlighted
 747             WinSetActiveWindow(HWND_DESKTOP, m_int.hwndFrame);
 748
 749             WinSetParent(m_int.hwndSysMenu,  HWND_OBJECT, FALSE);
 750             WinSetParent(m_int.hwndTitleBar, HWND_OBJECT, FALSE);
 751             WinSetParent(m_int.hwndMinMax,   HWND_OBJECT, FALSE);
 752
 753             setAspectRatio(KVAR_FORCEANY);
 754         }
 755
 756         rcl.xLeft   = ((LONG)vo_screenwidth  - (LONG)d_width) / 2;
 757         rcl.yBottom = ((LONG)vo_screenheight - (LONG)d_height) /2 ;
 758         rcl.xRight  = rcl.xLeft              + d_width;
 759         rcl.yTop    = rcl.yBottom            + d_height;
 760     } else {
 761         vo_fs = 0;
 762
 763         WinQueryWindowRect(HWNDFROMWINID(WinID), &m_int.rclDst);
 764         rcl = m_int.rclDst;
 765     }
 766
 767     WinCalcFrameRect(m_int.hwndFrame, &rcl, FALSE);
 768
 769     WinSetWindowPos(m_int.hwndFrame, HWND_TOP,
 770                     rcl.xLeft, rcl.yBottom,
 771                     rcl.xRight - rcl.xLeft, rcl.yTop - rcl.yBottom,
 772                     SWP_SIZE | SWP_MOVE | SWP_ZORDER | SWP_SHOW |
 773                     (WinID == -1 ? SWP_ACTIVATE : 0));
 774
 775     WinInvalidateRect(m_int.hwndFrame, NULL, TRUE);
 776
 777     return 0;
 778 }
 779
 780 static uint32_t get_image(mp_image_t *mpi)
 781 {
 782     if (m_int.iImageFormat != mpi->imgfmt)
 783         return VO_FALSE;
 784
 785     if (mpi->type == MP_IMGTYPE_STATIC || mpi->type == MP_IMGTYPE_TEMP) {
 786         if (mpi->flags & MP_IMGFLAG_PLANAR) {
 787             mpi->planes[1] = m_int.planes[1];
 788             mpi->planes[2] = m_int.planes[2];
 789
 790             mpi->stride[1] = m_int.stride[1];
 791             mpi->stride[2] = m_int.stride[2];
 792         }
 793
 794         mpi->planes[0] = m_int.planes[0];
 795         mpi->stride[0] = m_int.stride[0];
 796         mpi->flags    |= MP_IMGFLAG_DIRECT;
 797
 798         return VO_TRUE;
 799     }
 800
 801     return VO_FALSE;
 802 }
 803
 804 static uint32_t draw_image(mp_image_t *mpi)
 805 {
 806     // if -dr or -slices then do nothing:
 807     if (mpi->flags & (MP_IMGFLAG_DIRECT | MP_IMGFLAG_DRAW_CALLBACK))
 808         return VO_TRUE;
 809
 810     draw_slice(mpi->planes, mpi->stride, mpi->w, mpi->h, mpi->x, mpi->y);
 811
 812     return VO_TRUE;
 813 }
 814
 815 static int query_format(uint32_t format)
 816 {
 817     BOOL fHWAccel;
 818     int  res;
 819
 820     if (query_format_info(format, &fHWAccel, NULL, NULL, NULL))
 821         return 0;
 822
 823     res = VFCAP_CSP_SUPPORTED | VFCAP_OSD;
 824     if (fHWAccel) {
 825         res |= VFCAP_CSP_SUPPORTED_BY_HW | VFCAP_HWSCALE_UP;
 826
 827         if (!m_int.fFixT23)
 828             res |= VFCAP_HWSCALE_DOWN;
 829     }
 830
 831     return res;
 832 }
 833
 834 static int fs_toggle(void)
 835 {
 836     RECTL   rcl;
 837
 838     vo_fs = !vo_fs;
 839
 840     if (vo_fs) {
 841         SWP swp;
 842
 843         WinQueryWindowPos(m_int.hwndFrame, &swp);
 844         m_int.rclDst.xLeft   = swp.x;
 845         m_int.rclDst.yBottom = swp.y;
 846         m_int.rclDst.xRight  = m_int.rclDst.xLeft   + swp.cx;
 847         m_int.rclDst.yTop    = m_int.rclDst.yBottom + swp.cy;
 848         WinCalcFrameRect(m_int.hwndFrame, &m_int.rclDst, TRUE);
 849
 850         if (WinID != -1)
 851             WinSetParent(m_int.hwndFrame, HWND_DESKTOP, FALSE);
 852
 853         WinSetParent(m_int.hwndSysMenu,  HWND_OBJECT, FALSE);
 854         WinSetParent(m_int.hwndTitleBar, HWND_OBJECT, FALSE);
 855         WinSetParent(m_int.hwndMinMax,   HWND_OBJECT, FALSE);
 856
 857         rcl.xLeft   = 0;
 858         rcl.yBottom = 0;
 859         rcl.xRight  = vo_screenwidth;
 860         rcl.yTop    = vo_screenheight;
 861
 862         setAspectRatio(KVAR_FORCEANY);
 863     } else {
 864         if (WinID != -1)
 865             WinSetParent(m_int.hwndFrame, HWNDFROMWINID(WinID), TRUE);
 866
 867         WinSetParent(m_int.hwndSysMenu,  m_int.hwndFrame, FALSE);
 868         WinSetParent(m_int.hwndTitleBar, m_int.hwndFrame, FALSE);
 869         WinSetParent(m_int.hwndMinMax,   m_int.hwndFrame, FALSE);
 870
 871         rcl = m_int.rclDst;
 872
 873         setAspectRatio(vo_keepaspect ? KVAR_FORCEANY : KVAR_NONE);
 874     }
 875
 876     WinCalcFrameRect(m_int.hwndFrame, &rcl, FALSE);
 877
 878     WinSetWindowPos(m_int.hwndFrame, HWND_TOP,
 879                     rcl.xLeft, rcl.yBottom,
 880                     rcl.xRight - rcl.xLeft, rcl.yTop - rcl.yBottom,
 881                     SWP_SIZE | SWP_MOVE | SWP_ZORDER | SWP_SHOW |
 882                     (WinID == -1 ? SWP_ACTIVATE : 0));
 883
 884     return VO_TRUE;
 885 }
 886
 887 static int color_ctrl_set(char *what, int value)
 888 {
 889     ULONG   ulAttr;
 890     ULONG   ulValue;
 891
 892     if (!strcmp(what, "brightness"))
 893         ulAttr = KVAA_BRIGHTNESS;
 894     else if (!strcmp(what, "contrast"))
 895         ulAttr = KVAA_CONTRAST;
 896     else if (!strcmp(what, "hue"))
 897         ulAttr = KVAA_HUE;
 898     else if (!strcmp(what, "saturation"))
 899         ulAttr = KVAA_SATURATION;
 900     else
 901         return VO_NOTIMPL;
 902
 903     ulValue = (value + 100) * 255 / 200;
 904
 905     if (kvaSetAttr(ulAttr, &ulValue))
 906         return VO_NOTIMPL;
 907
 908     return VO_TRUE;
 909 }
 910
 911 static int color_ctrl_get(char *what, int *value)
 912 {
 913     ULONG   ulAttr;
 914     ULONG   ulValue;
 915
 916     if (!strcmp(what, "brightness"))
 917         ulAttr = KVAA_BRIGHTNESS;
 918     else if (!strcmp(what, "contrast"))
 919         ulAttr = KVAA_CONTRAST;
 920     else if (!strcmp(what, "hue"))
 921         ulAttr = KVAA_HUE;
 922     else if (!strcmp(what, "saturation"))
 923         ulAttr = KVAA_SATURATION;
 924     else
 925         return VO_NOTIMPL;
 926
 927     if (kvaQueryAttr(ulAttr, &ulValue))
 928         return VO_NOTIMPL;
 929
 930     // add 1 to adjust range
 931     *value = ((ulValue + 1) * 200 / 255) - 100;
 932
 933     return VO_TRUE;
 934 }
 935
 936 static int control(uint32_t request, void *data)
 937 {
 938     switch (request) {
 939     case VOCTRL_GET_IMAGE:
 940         return get_image(data);
 941
 942     case VOCTRL_DRAW_IMAGE:
 943         return draw_image(data);
 944
 945     case VOCTRL_QUERY_FORMAT:
 946         return query_format(*(uint32_t *)data);
 947
 948     case VOCTRL_FULLSCREEN:
 949         return fs_toggle();
 950
 951     case VOCTRL_SET_EQUALIZER:
 952         {
 953             struct voctrl_set_equalizer_args *args = data;
 954             color_ctrl_set(args->name, args->value);
 955         }
 956
 957     case VOCTRL_GET_EQUALIZER:
 958         {
 959             struct voctrl_get_equalizer_args *args = data;
 960             return color_ctrl_get(args->name, args->valueptr);
 961         }
 962
 963     case VOCTRL_UPDATE_SCREENINFO:
 964         vo_screenwidth  = m_int.kvac.cxScreen;
 965         vo_screenheight = m_int.kvac.cyScreen;
 966
 967         aspect_save_screenres(vo_screenwidth, vo_screenheight);
 968
 969         return VO_TRUE;
 970     }
 971
 972     return VO_NOTIMPL;
 973 }
 974
 975 static int draw_frame(uint8_t *src[])
 976 {
 977     return VO_ERROR;
 978 }
 979
 980 static int draw_slice(uint8_t *src[], int stride[], int w, int h, int x, int y)
 981 {
 982     uint8_t *s;
 983     uint8_t *d;
 984
 985     // copy packed or Y
 986     d = m_int.planes[0] + m_int.stride[0] * y + x;
 987     s = src[0];
 988     mem2agpcpy_pic(d, s, w * m_int.bpp, h, m_int.stride[0], stride[0]);
 989
 990     // YV12 or YVU9
 991     if (m_int.nChromaShift) {
 992         w >>= m_int.nChromaShift; h >>= m_int.nChromaShift;
 993         x >>= m_int.nChromaShift; y >>= m_int.nChromaShift;
 994
 995         // copy U
 996         d = m_int.planes[1] + m_int.stride[1] * y + x;
 997         s = src[1];
 998         mem2agpcpy_pic(d, s, w, h, m_int.stride[1], stride[1]);
 999
1000         // copy V
1001         d = m_int.planes[2] + m_int.stride[2] * y + x;
1002         s = src[2];
1003         mem2agpcpy_pic(d, s, w, h, m_int.stride[2], stride[2]);
1004     }
1005
1006     return 0;
1007 }
1008
1009 #define vo_draw_alpha(imgfmt) \
1010     vo_draw_alpha_##imgfmt(w, h, src, srca, stride, \
1011                            m_int.planes[0] + m_int.stride[0] * y0 + m_int.bpp * x0, \
1012                            m_int.stride[0])
1013
1014 static void draw_alpha(int x0, int y0, int w, int h,
1015                        unsigned char *src, unsigned char *srca, int stride)
1016 {
1017     switch (m_int.iImageFormat) {
1018     case IMGFMT_YV12:
1019     case IMGFMT_YVU9:
1020         vo_draw_alpha(yv12);
1021         break;
1022
1023     case IMGFMT_YUY2:
1024         vo_draw_alpha(yuy2);
1025         break;
1026
1027     case IMGFMT_BGR24:
1028         vo_draw_alpha(rgb24);
1029         break;
1030
1031     case IMGFMT_BGR16:
1032         vo_draw_alpha(rgb16);
1033         break;
1034
1035     case IMGFMT_BGR15:
1036         vo_draw_alpha(rgb15);
1037         break;
1038     }
1039 }
1040
1041 static void draw_osd(void)
1042 {
1043     vo_draw_text(SRC_WIDTH, SRC_HEIGHT, draw_alpha);
1044 }
1045
1046 static void flip_page(void)
1047 {
1048     imgDisplay();
1049 }
1050
1051 static void check_events(void)
1052 {
1053     QMSG    qm;
1054
1055     // On slave mode, we need to change our window size according to a
1056     // parent window size
1057     if (WinID != -1) {
1058         RECTL rcl;
1059
1060         WinQueryWindowRect(HWNDFROMWINID(WinID), &rcl);
1061
1062         if (rcl.xLeft   != m_int.rclParent.xLeft   ||
1063             rcl.yBottom != m_int.rclParent.yBottom ||
1064             rcl.xRight  != m_int.rclParent.xRight  ||
1065             rcl.yTop    != m_int.rclParent.yTop) {
1066             WinSetWindowPos(m_int.hwndFrame, NULLHANDLE,
1067                             rcl.xLeft, rcl.yBottom,
1068                             rcl.xRight - rcl.xLeft, rcl.yTop - rcl.yBottom,
1069                             SWP_SIZE | SWP_MOVE);
1070
1071             m_int.rclParent = rcl;
1072         }
1073     }
1074
1075     while (WinPeekMsg(m_int.hab, &qm, NULLHANDLE, 0, 0, PM_REMOVE))
1076         WinDispatchMsg(m_int.hab, &qm);
1077 }