VirtualBox

source: vbox/trunk/src/VBox/Main/include/DisplayImpl.h@ 53847

Last change on this file since 53847 was 53847, checked in by vboxsync, 10 years ago

Host 3D: content scalling: export IDisplay interface and connect it to OpenGL HGCM service.
  • Property svn:eol-style set to native
  • Property svn:keywords set to Author Date Id Revision
File size: 22.9 KB
Line 
1/* $Id: DisplayImpl.h 53847 2015-01-16 08:53:12Z vboxsync $ */
2/** @file
3 * VirtualBox COM class implementation
4 */
5
6/*
7 * Copyright (C) 2006-2015 Oracle Corporation
8 *
9 * This file is part of VirtualBox Open Source Edition (OSE), as
10 * available from http://www.215389.xyz. This file is free software;
11 * you can redistribute it and/or modify it under the terms of the GNU
12 * General Public License (GPL) as published by the Free Software
13 * Foundation, in version 2 as it comes in the "COPYING" file of the
14 * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15 * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16 */
17
18#ifndef ____H_DISPLAYIMPL
19#define ____H_DISPLAYIMPL
20
21#include "SchemaDefs.h"
22
23#include <iprt/semaphore.h>
24#include <VBox/vmm/pdmdrv.h>
25#include <VBox/VMMDev.h>
26#include <VBox/VBoxVideo.h>
27#include <VBox/vmm/pdmifs.h>
28#include "DisplayWrap.h"
29
30#ifdef VBOX_WITH_CROGL
31# include <VBox/HostServices/VBoxCrOpenGLSvc.h>
32#endif
33
34#include "DisplaySourceBitmapWrap.h"
35
36class Console;
37struct VIDEORECCONTEXT;
38
39typedef struct _DISPLAYFBINFO
40{
41 /* The following 3 fields (u32Offset, u32MaxFramebufferSize and u32InformationSize)
42 * are not used by the current HGSMI. They are needed for backward compatibility with
43 * pre-HGSMI additions.
44 */
45 uint32_t u32Offset;
46 uint32_t u32MaxFramebufferSize;
47 uint32_t u32InformationSize;
48
49 ComPtr<IFramebuffer> pFramebuffer;
50 ComPtr<IDisplaySourceBitmap> pSourceBitmap;
51 bool fDisabled;
52
53 uint32_t u32Caps;
54
55 struct
56 {
57 ComPtr<IDisplaySourceBitmap> pSourceBitmap;
58 uint8_t *pu8Address;
59 uint32_t cbLine;
60 } updateImage;
61
62 LONG xOrigin;
63 LONG yOrigin;
64
65 ULONG w;
66 ULONG h;
67
68 uint16_t u16BitsPerPixel;
69 uint8_t *pu8FramebufferVRAM;
70 uint32_t u32LineSize;
71
72 uint16_t flags;
73
74 VBOXVIDEOINFOHOSTEVENTS *pHostEvents;
75
76 /** The framebuffer has default format and must be updates immediately. */
77 bool fDefaultFormat;
78
79#ifdef VBOX_WITH_HGSMI
80 bool fVBVAEnabled;
81 bool fVBVAForceResize;
82 bool fRenderThreadMode;
83 PVBVAHOSTFLAGS pVBVAHostFlags;
84#endif /* VBOX_WITH_HGSMI */
85
86#ifdef VBOX_WITH_CROGL
87 struct
88 {
89 bool fPending;
90 ULONG x;
91 ULONG y;
92 ULONG width;
93 ULONG height;
94 } pendingViewportInfo;
95#endif /* VBOX_WITH_CROGL */
96} DISPLAYFBINFO;
97
98/* The legacy VBVA (VideoAccel) data.
99 *
100 * Backward compatibility with the guest additions 3.x or older.
101 */
102typedef struct VIDEOACCEL
103{
104 VBVAMEMORY *pVbvaMemory;
105 bool fVideoAccelEnabled;
106
107 uint8_t *pu8VbvaPartial;
108 uint32_t cbVbvaPartial;
109
110 /* Old guest additions (3.x and older) use both VMMDev and DevVGA refresh timer
111 * to process the VBVABUFFER memory. Therefore the legacy VBVA (VideoAccel) host
112 * code can be executed concurrently by VGA refresh timer and the guest VMMDev
113 * request in SMP VMs. The semaphore serialized this.
114 */
115 RTSEMXROADS hXRoadsVideoAccel;
116
117} VIDEOACCEL;
118
119class DisplayMouseInterface
120{
121public:
122 virtual HRESULT i_getScreenResolution(ULONG cScreen, ULONG *pcx,
123 ULONG *pcy, ULONG *pcBPP, LONG *pXOrigin, LONG *pYOrigin) = 0;
124 virtual void i_getFramebufferDimensions(int32_t *px1, int32_t *py1,
125 int32_t *px2, int32_t *py2) = 0;
126};
127
128class VMMDev;
129
130class ATL_NO_VTABLE Display :
131 public DisplayWrap,
132 public DisplayMouseInterface
133{
134public:
135
136 DECLARE_EMPTY_CTOR_DTOR(Display)
137
138 HRESULT FinalConstruct();
139 void FinalRelease();
140
141 // public initializer/uninitializer for internal purposes only
142 HRESULT init(Console *aParent);
143 void uninit();
144 int i_registerSSM(PUVM pUVM);
145
146 // public methods only for internal purposes
147 int i_handleDisplayResize(unsigned uScreenId, uint32_t bpp, void *pvVRAM, uint32_t cbLine,
148 uint32_t w, uint32_t h, uint16_t flags);
149 void i_handleDisplayUpdate(unsigned uScreenId, int x, int y, int w, int h);
150 void i_handleUpdateVMMDevSupportsGraphics(bool fSupportsGraphics);
151 void i_handleUpdateGuestVBVACapabilities(uint32_t fNewCapabilities);
152#ifdef VBOX_WITH_VIDEOHWACCEL
153 int i_handleVHWACommandProcess(PVBOXVHWACMD pCommand);
154#endif
155#ifdef VBOX_WITH_CRHGSMI
156 void i_handleCrHgsmiCommandCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam);
157 void i_handleCrHgsmiControlCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam);
158 void i_handleCrHgsmiCommandProcess(PVBOXVDMACMD_CHROMIUM_CMD pCmd, uint32_t cbCmd);
159 void i_handleCrHgsmiControlProcess(PVBOXVDMACMD_CHROMIUM_CTL pCtl, uint32_t cbCtl);
160#endif
161#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
162 int i_handleCrHgcmCtlSubmit(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd,
163 PFNCRCTLCOMPLETION pfnCompletion,
164 void *pvCompletion);
165 void i_handleCrVRecScreenshotPerform(uint32_t uScreen,
166 uint32_t x, uint32_t y, uint32_t uPixelFormat, uint32_t uBitsPerPixel,
167 uint32_t uBytesPerLine, uint32_t uGuestWidth, uint32_t uGuestHeight,
168 uint8_t *pu8BufferAddress, uint64_t u64TimeStamp);
169 bool i_handleCrVRecScreenshotBegin(uint32_t uScreen, uint64_t u64TimeStamp);
170 void i_handleCrVRecScreenshotEnd(uint32_t uScreen, uint64_t u64TimeStamp);
171 void i_handleVRecCompletion();
172 HRESULT notifyScaleFactorChange(uint32_t uScreen, uint32_t u32ScaleFactorWMultiplied, uint32_t u32ScaleFactorHMultiplied);
173#endif
174
175 int i_notifyCroglResize(const PVBVAINFOVIEW pView, const PVBVAINFOSCREEN pScreen, void *pvVRAM);
176
177 int i_handleSetVisibleRegion(uint32_t cRect, PRTRECT pRect);
178 int i_handleQueryVisibleRegion(uint32_t *pcRect, PRTRECT pRect);
179
180 void i_VideoAccelVRDP(bool fEnable);
181
182 /* Legacy video acceleration requests coming from the VGA refresh timer. */
183 int VideoAccelEnableVGA(bool fEnable, VBVAMEMORY *pVbvaMemory);
184
185 /* Legacy video acceleration requests coming from VMMDev. */
186 int VideoAccelEnableVMMDev(bool fEnable, VBVAMEMORY *pVbvaMemory);
187 void VideoAccelFlushVMMDev(void);
188
189 int i_VideoCaptureStart();
190 void i_VideoCaptureStop();
191 int i_VideoCaptureEnableScreens(ComSafeArrayIn(BOOL, aScreens));
192
193 void i_notifyPowerDown(void);
194
195 // DisplayMouseInterface methods
196 virtual HRESULT i_getScreenResolution(ULONG cScreen, ULONG *pcx,
197 ULONG *pcy, ULONG *pcBPP, LONG *pXOrigin, LONG *pYOrigin)
198 {
199 return getScreenResolution(cScreen, pcx, pcy, pcBPP, pXOrigin, pYOrigin, NULL);
200 }
201 virtual void i_getFramebufferDimensions(int32_t *px1, int32_t *py1,
202 int32_t *px2, int32_t *py2);
203
204 static const PDMDRVREG DrvReg;
205
206private:
207 // Wrapped IDisplay properties
208
209 // Wrapped IDisplay methods
210 virtual HRESULT getScreenResolution(ULONG aScreenId,
211 ULONG *aWidth,
212 ULONG *aHeight,
213 ULONG *aBitsPerPixel,
214 LONG *aXOrigin,
215 LONG *aYOrigin,
216 GuestMonitorStatus_T *aGuestMonitorStatus);
217 virtual HRESULT attachFramebuffer(ULONG aScreenId,
218 const ComPtr<IFramebuffer> &aFramebuffer);
219 virtual HRESULT detachFramebuffer(ULONG aScreenId);
220 virtual HRESULT queryFramebuffer(ULONG aScreenId,
221 ComPtr<IFramebuffer> &aFramebuffer);
222 virtual HRESULT setVideoModeHint(ULONG aDisplay,
223 BOOL aEnabled,
224 BOOL aChangeOrigin,
225 LONG aOriginX,
226 LONG aOriginY,
227 ULONG aWidth,
228 ULONG aHeight,
229 ULONG aBitsPerPixel);
230 virtual HRESULT setSeamlessMode(BOOL aEnabled);
231 virtual HRESULT takeScreenShot(ULONG aScreenId,
232 BYTE *aAddress,
233 ULONG aWidth,
234 ULONG aHeight,
235 BitmapFormat_T aBitmapFormat);
236 virtual HRESULT takeScreenShotToArray(ULONG aScreenId,
237 ULONG aWidth,
238 ULONG aHeight,
239 BitmapFormat_T aBitmapFormat,
240 std::vector<BYTE> &aScreenData);
241 virtual HRESULT drawToScreen(ULONG aScreenId,
242 BYTE *aAddress,
243 ULONG aX,
244 ULONG aY,
245 ULONG aWidth,
246 ULONG aHeight);
247 virtual HRESULT invalidateAndUpdate();
248 virtual HRESULT invalidateAndUpdateScreen(ULONG aScreenId);
249 virtual HRESULT completeVHWACommand(BYTE *aCommand);
250 virtual HRESULT viewportChanged(ULONG aScreenId,
251 ULONG aX,
252 ULONG aY,
253 ULONG aWidth,
254 ULONG aHeight);
255 virtual HRESULT querySourceBitmap(ULONG aScreenId,
256 ComPtr<IDisplaySourceBitmap> &aDisplaySourceBitmap);
257
258 // Wrapped IEventListener properties
259
260 // Wrapped IEventListener methods
261 virtual HRESULT handleEvent(const ComPtr<IEvent> &aEvent);
262
263 // other internal methods
264 HRESULT takeScreenShotWorker(ULONG aScreenId,
265 BYTE *aAddress,
266 ULONG aWidth,
267 ULONG aHeight,
268 BitmapFormat_T aBitmapFormat,
269 ULONG *pcbOut);
270
271#ifdef VBOX_WITH_CRHGSMI
272 void i_setupCrHgsmiData(void);
273 void i_destructCrHgsmiData(void);
274#endif
275
276#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
277 int i_crViewportNotify(ULONG aScreenId, ULONG x, ULONG y, ULONG width, ULONG height);
278#endif
279
280 static DECLCALLBACK(void*) i_drvQueryInterface(PPDMIBASE pInterface, const char *pszIID);
281 static DECLCALLBACK(int) i_drvConstruct(PPDMDRVINS pDrvIns, PCFGMNODE pCfg, uint32_t fFlags);
282 static DECLCALLBACK(void) i_drvDestruct(PPDMDRVINS pDrvIns);
283 static DECLCALLBACK(int) i_displayResizeCallback(PPDMIDISPLAYCONNECTOR pInterface, uint32_t bpp, void *pvVRAM,
284 uint32_t cbLine, uint32_t cx, uint32_t cy);
285 static DECLCALLBACK(void) i_displayUpdateCallback(PPDMIDISPLAYCONNECTOR pInterface,
286 uint32_t x, uint32_t y, uint32_t cx, uint32_t cy);
287 static DECLCALLBACK(void) i_displayRefreshCallback(PPDMIDISPLAYCONNECTOR pInterface);
288 static DECLCALLBACK(void) i_displayResetCallback(PPDMIDISPLAYCONNECTOR pInterface);
289 static DECLCALLBACK(void) i_displayLFBModeChangeCallback(PPDMIDISPLAYCONNECTOR pInterface, bool fEnabled);
290 static DECLCALLBACK(void) i_displayProcessAdapterDataCallback(PPDMIDISPLAYCONNECTOR pInterface,
291 void *pvVRAM, uint32_t u32VRAMSize);
292 static DECLCALLBACK(void) i_displayProcessDisplayDataCallback(PPDMIDISPLAYCONNECTOR pInterface,
293 void *pvVRAM, unsigned uScreenId);
294
295#ifdef VBOX_WITH_VIDEOHWACCEL
296 static DECLCALLBACK(int) i_displayVHWACommandProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVHWACMD pCommand);
297#endif
298
299#ifdef VBOX_WITH_CRHGSMI
300 static DECLCALLBACK(void) i_displayCrHgsmiCommandProcess(PPDMIDISPLAYCONNECTOR pInterface,
301 PVBOXVDMACMD_CHROMIUM_CMD pCmd, uint32_t cbCmd);
302 static DECLCALLBACK(void) i_displayCrHgsmiControlProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVDMACMD_CHROMIUM_CTL pCtl,
303 uint32_t cbCtl);
304
305 static DECLCALLBACK(void) i_displayCrHgsmiCommandCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
306 void *pvContext);
307 static DECLCALLBACK(void) i_displayCrHgsmiControlCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
308 void *pvContext);
309#endif
310#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
311 static DECLCALLBACK(int) i_displayCrHgcmCtlSubmit(PPDMIDISPLAYCONNECTOR pInterface,
312 struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd,
313 PFNCRCTLCOMPLETION pfnCompletion,
314 void *pvCompletion);
315 static DECLCALLBACK(void) i_displayCrHgcmCtlSubmitCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
316 void *pvContext);
317#endif
318#ifdef VBOX_WITH_HGSMI
319 static DECLCALLBACK(int) i_displayVBVAEnable(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId,
320 PVBVAHOSTFLAGS pHostFlags, bool fRenderThreadMode);
321 static DECLCALLBACK(void) i_displayVBVADisable(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId);
322 static DECLCALLBACK(void) i_displayVBVAUpdateBegin(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId);
323 static DECLCALLBACK(void) i_displayVBVAUpdateProcess(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId,
324 const PVBVACMDHDR pCmd, size_t cbCmd);
325 static DECLCALLBACK(void) i_displayVBVAUpdateEnd(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId, int32_t x, int32_t y,
326 uint32_t cx, uint32_t cy);
327 static DECLCALLBACK(int) i_displayVBVAResize(PPDMIDISPLAYCONNECTOR pInterface, const PVBVAINFOVIEW pView,
328 const PVBVAINFOSCREEN pScreen, void *pvVRAM);
329 static DECLCALLBACK(int) i_displayVBVAMousePointerShape(PPDMIDISPLAYCONNECTOR pInterface, bool fVisible, bool fAlpha,
330 uint32_t xHot, uint32_t yHot, uint32_t cx, uint32_t cy,
331 const void *pvShape);
332 static DECLCALLBACK(void) i_displayVBVAGuestCapabilityUpdate(PPDMIDISPLAYCONNECTOR pInterface, uint32_t fCapabilities);
333#endif
334
335#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
336 static DECLCALLBACK(void) i_displayCrVRecScreenshotPerform(void *pvCtx, uint32_t uScreen,
337 uint32_t x, uint32_t y,
338 uint32_t uBitsPerPixel, uint32_t uBytesPerLine,
339 uint32_t uGuestWidth, uint32_t uGuestHeight,
340 uint8_t *pu8BufferAddress, uint64_t u64TimeStamp);
341 static DECLCALLBACK(bool) i_displayCrVRecScreenshotBegin(void *pvCtx, uint32_t uScreen, uint64_t u64TimeStamp);
342 static DECLCALLBACK(void) i_displayCrVRecScreenshotEnd(void *pvCtx, uint32_t uScreen, uint64_t u64TimeStamp);
343
344 static DECLCALLBACK(void) i_displayVRecCompletion(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd, int rc, void *pvCompletion);
345#endif
346 static DECLCALLBACK(void) i_displayCrCmdFree(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd, int rc, void *pvCompletion);
347
348 static DECLCALLBACK(void) i_displaySSMSaveScreenshot(PSSMHANDLE pSSM, void *pvUser);
349 static DECLCALLBACK(int) i_displaySSMLoadScreenshot(PSSMHANDLE pSSM, void *pvUser, uint32_t uVersion, uint32_t uPass);
350 static DECLCALLBACK(void) i_displaySSMSave(PSSMHANDLE pSSM, void *pvUser);
351 static DECLCALLBACK(int) i_displaySSMLoad(PSSMHANDLE pSSM, void *pvUser, uint32_t uVersion, uint32_t uPass);
352
353 Console * const mParent;
354 /** Pointer to the associated display driver. */
355 struct DRVMAINDISPLAY *mpDrv;
356 /** Pointer to the device instance for the VMM Device. */
357 PPDMDEVINS mpVMMDev;
358 /** Set after the first attempt to find the VMM Device. */
359 bool mfVMMDevInited;
360
361 unsigned mcMonitors;
362 DISPLAYFBINFO maFramebuffers[SchemaDefs::MaxGuestMonitors];
363 /** Does the VMM device have the "supports graphics" capability set?
364 * Does not go into the saved state as it is refreshed on restore. */
365 bool mfVMMDevSupportsGraphics;
366 /** Mirror of the current guest VBVA capabilities.
367 * Does not go into the saved state as it is refreshed on restore. */
368 uint32_t mfGuestVBVACapabilities;
369
370 bool mfSourceBitmapEnabled;
371 bool volatile fVGAResizing;
372
373 bool mfVideoAccelVRDP;
374 uint32_t mfu32SupportedOrders;
375 int32_t volatile mcVideoAccelVRDPRefs;
376
377 /** Accelerate3DEnabled = true && GraphicsControllerType == VBoxVGA. */
378 bool mfIsCr3DEnabled;
379
380#ifdef VBOX_WITH_CROGL
381 bool mfCrOglDataHidden;
382#endif
383
384#ifdef VBOX_WITH_CRHGSMI
385 /* for fast host hgcm calls */
386 HGCMCVSHANDLE mhCrOglSvc;
387 RTCRITSECTRW mCrOglLock;
388#endif
389#ifdef VBOX_WITH_CROGL
390 CR_MAIN_INTERFACE mCrOglCallbacks;
391 volatile uint32_t mfCrOglVideoRecState;
392 CRVBOXHGCMTAKESCREENSHOT mCrOglScreenshotData;
393 VBOXCRCMDCTL_HGCM mCrOglScreenshotCtl;
394#endif
395
396 /* The legacy VBVA data and methods. */
397 VIDEOACCEL mVideoAccelLegacy;
398
399 int i_VideoAccelEnable(bool fEnable, VBVAMEMORY *pVbvaMemory, PPDMIDISPLAYPORT pUpPort);
400 void i_VideoAccelFlush(PPDMIDISPLAYPORT pUpPort);
401 bool i_VideoAccelAllowed(void);
402
403 int i_videoAccelRefreshProcess(PPDMIDISPLAYPORT pUpPort);
404 int i_videoAccelEnable(bool fEnable, VBVAMEMORY *pVbvaMemory, PPDMIDISPLAYPORT pUpPort);
405 int i_videoAccelFlush(PPDMIDISPLAYPORT pUpPort);
406
407 /* Legacy pre-HGSMI handlers. */
408 void processAdapterData(void *pvVRAM, uint32_t u32VRAMSize);
409 void processDisplayData(void *pvVRAM, unsigned uScreenId);
410
411 /* Serializes access to mVideoAccelLegacy and mfVideoAccelVRDP, etc between VRDP and Display. */
412 RTCRITSECT mVideoAccelLock;
413
414public:
415
416 static int i_displayTakeScreenshotEMT(Display *pDisplay, ULONG aScreenId, uint8_t **ppu8Data, size_t *pcbData,
417 uint32_t *pu32Width, uint32_t *pu32Height);
418
419#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
420 static BOOL i_displayCheckTakeScreenshotCrOgl(Display *pDisplay, ULONG aScreenId, uint8_t *pu8Data,
421 uint32_t u32Width, uint32_t u32Height);
422 int i_crCtlSubmit(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd, PFNCRCTLCOMPLETION pfnCompletion, void *pvCompletion);
423 int i_crCtlSubmitSync(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd);
424 /* copies the given command and submits it asynchronously,
425 * i.e. the pCmd data may be discarded right after the call returns */
426 int i_crCtlSubmitAsyncCmdCopy(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd);
427 /* performs synchronous request processing if 3D backend has something to display
428 * this is primarily to work-around 3d<->main thread deadlocks on OSX
429 * in case of async completion, the command is coppied to the allocated buffer,
430 * freeded on command completion
431 * can be used for "notification" commands, when client is not interested in command result,
432 * that must synchronize with 3D backend only when some 3D data is displayed.
433 * The routine does NOT provide any info on whether command is processed asynchronously or not */
434 int i_crCtlSubmitSyncIfHasDataForScreen(uint32_t u32ScreenID, struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd);
435#endif
436
437private:
438 static int i_InvalidateAndUpdateEMT(Display *pDisplay, unsigned uId, bool fUpdateAll);
439 static int i_drawToScreenEMT(Display *pDisplay, ULONG aScreenId, BYTE *address, ULONG x, ULONG y, ULONG width, ULONG height);
440
441 void i_updateGuestGraphicsFacility(void);
442
443#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
444 int i_crOglWindowsShow(bool fShow);
445#endif
446
447#ifdef VBOX_WITH_HGSMI
448 volatile uint32_t mu32UpdateVBVAFlags;
449#endif
450
451#ifdef VBOX_WITH_VPX
452 VIDEORECCONTEXT *mpVideoRecCtx;
453 bool maVideoRecEnabled[SchemaDefs::MaxGuestMonitors];
454#endif
455};
456
457/* The legacy VBVA helpers. */
458int videoAccelConstruct(VIDEOACCEL *pVideoAccel);
459void videoAccelDestroy(VIDEOACCEL *pVideoAccel);
460void i_vbvaSetMemoryFlags(VBVAMEMORY *pVbvaMemory,
461 bool fVideoAccelEnabled,
462 bool fVideoAccelVRDP,
463 uint32_t fu32SupportedOrders,
464 DISPLAYFBINFO *paFBInfos,
465 unsigned cFBInfos);
466int videoAccelEnterVGA(VIDEOACCEL *pVideoAccel);
467void videoAccelLeaveVGA(VIDEOACCEL *pVideoAccel);
468int videoAccelEnterVMMDev(VIDEOACCEL *pVideoAccel);
469void videoAccelLeaveVMMDev(VIDEOACCEL *pVideoAccel);
470
471
472/* helper function, code in DisplayResampleImage.cpp */
473void gdImageCopyResampled(uint8_t *dst, uint8_t *src,
474 int dstX, int dstY, int srcX, int srcY,
475 int dstW, int dstH, int srcW, int srcH);
476
477void BitmapScale32(uint8_t *dst, int dstW, int dstH,
478 const uint8_t *src, int iDeltaLine, int srcW, int srcH);
479
480/* helper function, code in DisplayPNGUtul.cpp */
481int DisplayMakePNG(uint8_t *pu8Data, uint32_t cx, uint32_t cy,
482 uint8_t **ppu8PNG, uint32_t *pcbPNG, uint32_t *pcxPNG, uint32_t *pcyPNG,
483 uint8_t fLimitSize);
484
485class ATL_NO_VTABLE DisplaySourceBitmap:
486 public DisplaySourceBitmapWrap
487{
488public:
489
490 DECLARE_EMPTY_CTOR_DTOR(DisplaySourceBitmap)
491
492 HRESULT FinalConstruct();
493 void FinalRelease();
494
495 /* Public initializer/uninitializer for internal purposes only. */
496 HRESULT init(ComObjPtr<Display> pDisplay, unsigned uScreenId, DISPLAYFBINFO *pFBInfo);
497 void uninit();
498
499 bool i_usesVRAM(void) { return m.pu8Allocated == NULL; }
500
501private:
502 // wrapped IDisplaySourceBitmap properties
503 virtual HRESULT getScreenId(ULONG *aScreenId);
504
505 // wrapped IDisplaySourceBitmap methods
506 virtual HRESULT queryBitmapInfo(BYTE **aAddress,
507 ULONG *aWidth,
508 ULONG *aHeight,
509 ULONG *aBitsPerPixel,
510 ULONG *aBytesPerLine,
511 ULONG *aPixelFormat);
512
513 int initSourceBitmap(unsigned aScreenId, DISPLAYFBINFO *pFBInfo);
514
515 struct Data
516 {
517 ComObjPtr<Display> pDisplay;
518 unsigned uScreenId;
519 DISPLAYFBINFO *pFBInfo;
520
521 uint8_t *pu8Allocated;
522
523 uint8_t *pu8Address;
524 ULONG ulWidth;
525 ULONG ulHeight;
526 ULONG ulBitsPerPixel;
527 ULONG ulBytesPerLine;
528 ULONG ulPixelFormat;
529 };
530
531 Data m;
532};
533
534#endif // ____H_DISPLAYIMPL
535/* vi: set tabstop=4 shiftwidth=4 expandtab: */
Note: See TracBrowser for help on using the repository browser.

© 2025 Oracle Support Privacy / Do Not Sell My Info Terms of Use Trademark Policy Automated Access Etiquette