VirtualBox

source: vbox/trunk/src/VBox/Main/include/DisplayImpl.h@ 62485

Last change on this file since 62485 was 62485, checked in by vboxsync, 8 years ago

(C) 2016
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1/* $Id: DisplayImpl.h 62485 2016-07-22 18:36:43Z vboxsync $ */
2/** @file
3 * VirtualBox COM class implementation
4 */
5
6/*
7 * Copyright (C) 2006-2016 Oracle Corporation
8 *
9 * This file is part of VirtualBox Open Source Edition (OSE), as
10 * available from http://www.virtualbox.org. 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 com::Guid framebufferId;
51 ComPtr<IDisplaySourceBitmap> pSourceBitmap;
52 bool fDisabled;
53
54 uint32_t u32Caps;
55
56 struct
57 {
58 ComPtr<IDisplaySourceBitmap> pSourceBitmap;
59 uint8_t *pu8Address;
60 uint32_t cbLine;
61 } updateImage;
62
63 LONG xOrigin;
64 LONG yOrigin;
65
66 ULONG w;
67 ULONG h;
68
69 uint16_t u16BitsPerPixel;
70 uint8_t *pu8FramebufferVRAM;
71 uint32_t u32LineSize;
72
73 uint16_t flags;
74
75 VBOXVIDEOINFOHOSTEVENTS *pHostEvents;
76
77 /** The framebuffer has default format and must be updates immediately. */
78 bool fDefaultFormat;
79
80#ifdef VBOX_WITH_HGSMI
81 bool fVBVAEnabled;
82 bool fVBVAForceResize;
83 bool fRenderThreadMode;
84 PVBVAHOSTFLAGS pVBVAHostFlags;
85#endif /* VBOX_WITH_HGSMI */
86
87#ifdef VBOX_WITH_CROGL
88 struct
89 {
90 bool fPending;
91 ULONG x;
92 ULONG y;
93 ULONG width;
94 ULONG height;
95 } pendingViewportInfo;
96#endif /* VBOX_WITH_CROGL */
97
98#ifdef VBOX_WITH_VPX
99 struct
100 {
101 ComPtr<IDisplaySourceBitmap> pSourceBitmap;
102 } videoCapture;
103#endif
104} DISPLAYFBINFO;
105
106/* The legacy VBVA (VideoAccel) data.
107 *
108 * Backward compatibility with the guest additions 3.x or older.
109 */
110typedef struct VIDEOACCEL
111{
112 VBVAMEMORY *pVbvaMemory;
113 bool fVideoAccelEnabled;
114
115 uint8_t *pu8VbvaPartial;
116 uint32_t cbVbvaPartial;
117
118 /* Old guest additions (3.x and older) use both VMMDev and DevVGA refresh timer
119 * to process the VBVABUFFER memory. Therefore the legacy VBVA (VideoAccel) host
120 * code can be executed concurrently by VGA refresh timer and the guest VMMDev
121 * request in SMP VMs. The semaphore serialized this.
122 */
123 RTSEMXROADS hXRoadsVideoAccel;
124
125} VIDEOACCEL;
126
127class DisplayMouseInterface
128{
129public:
130 virtual HRESULT i_getScreenResolution(ULONG cScreen, ULONG *pcx,
131 ULONG *pcy, ULONG *pcBPP, LONG *pXOrigin, LONG *pYOrigin) = 0;
132 virtual void i_getFramebufferDimensions(int32_t *px1, int32_t *py1,
133 int32_t *px2, int32_t *py2) = 0;
134 virtual HRESULT i_reportHostCursorCapabilities(uint32_t fCapabilitiesAdded, uint32_t fCapabilitiesRemoved) = 0;
135 virtual HRESULT i_reportHostCursorPosition(int32_t x, int32_t y) = 0;
136 virtual bool i_isInputMappingSet(void) = 0;
137};
138
139class VMMDev;
140
141class ATL_NO_VTABLE Display :
142 public DisplayWrap,
143 public DisplayMouseInterface
144{
145public:
146
147 DECLARE_EMPTY_CTOR_DTOR(Display)
148
149 HRESULT FinalConstruct();
150 void FinalRelease();
151
152 // public initializer/uninitializer for internal purposes only
153 HRESULT init(Console *aParent);
154 void uninit();
155 int i_registerSSM(PUVM pUVM);
156
157 // public methods only for internal purposes
158 int i_handleDisplayResize(unsigned uScreenId, uint32_t bpp, void *pvVRAM, uint32_t cbLine,
159 uint32_t w, uint32_t h, uint16_t flags);
160 void i_handleDisplayUpdate(unsigned uScreenId, int x, int y, int w, int h);
161 void i_handleUpdateVMMDevSupportsGraphics(bool fSupportsGraphics);
162 void i_handleUpdateGuestVBVACapabilities(uint32_t fNewCapabilities);
163 void i_handleUpdateVBVAInputMapping(int32_t xOrigin, int32_t yOrigin, uint32_t cx, uint32_t cy);
164#ifdef VBOX_WITH_VIDEOHWACCEL
165 int i_handleVHWACommandProcess(PVBOXVHWACMD pCommand);
166#endif
167#ifdef VBOX_WITH_CRHGSMI
168 void i_handleCrHgsmiCommandCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam);
169 void i_handleCrHgsmiControlCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam);
170 void i_handleCrHgsmiCommandProcess(PVBOXVDMACMD_CHROMIUM_CMD pCmd, uint32_t cbCmd);
171 void i_handleCrHgsmiControlProcess(PVBOXVDMACMD_CHROMIUM_CTL pCtl, uint32_t cbCtl);
172#endif
173#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
174 int i_handleCrHgcmCtlSubmit(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd,
175 PFNCRCTLCOMPLETION pfnCompletion,
176 void *pvCompletion);
177 void i_handleCrVRecScreenshotPerform(uint32_t uScreen,
178 uint32_t x, uint32_t y, uint32_t uPixelFormat, uint32_t uBitsPerPixel,
179 uint32_t uBytesPerLine, uint32_t uGuestWidth, uint32_t uGuestHeight,
180 uint8_t *pu8BufferAddress, uint64_t u64TimeStamp);
181 bool i_handleCrVRecScreenshotBegin(uint32_t uScreen, uint64_t u64TimeStamp);
182 void i_handleCrVRecScreenshotEnd(uint32_t uScreen, uint64_t u64TimeStamp);
183 void i_handleVRecCompletion();
184#endif
185
186 int i_notifyCroglResize(const PVBVAINFOVIEW pView, const PVBVAINFOSCREEN pScreen, void *pvVRAM);
187
188 int i_saveVisibleRegion(uint32_t cRect, PRTRECT pRect);
189 int i_handleSetVisibleRegion(uint32_t cRect, PRTRECT pRect);
190 int i_handleQueryVisibleRegion(uint32_t *pcRect, PRTRECT pRect);
191
192 void i_VideoAccelVRDP(bool fEnable);
193
194 /* Legacy video acceleration requests coming from the VGA refresh timer. */
195 int VideoAccelEnableVGA(bool fEnable, VBVAMEMORY *pVbvaMemory);
196
197 /* Legacy video acceleration requests coming from VMMDev. */
198 int VideoAccelEnableVMMDev(bool fEnable, VBVAMEMORY *pVbvaMemory);
199 void VideoAccelFlushVMMDev(void);
200
201 int i_VideoCaptureStart();
202 void i_VideoCaptureStop();
203 int i_VideoCaptureEnableScreens(ComSafeArrayIn(BOOL, aScreens));
204#ifdef VBOX_WITH_VPX
205 void videoCaptureScreenChanged(unsigned uScreenId);
206#endif
207
208 void i_notifyPowerDown(void);
209
210 // DisplayMouseInterface methods
211 virtual HRESULT i_getScreenResolution(ULONG cScreen, ULONG *pcx,
212 ULONG *pcy, ULONG *pcBPP, LONG *pXOrigin, LONG *pYOrigin)
213 {
214 return getScreenResolution(cScreen, pcx, pcy, pcBPP, pXOrigin, pYOrigin, NULL);
215 }
216 virtual void i_getFramebufferDimensions(int32_t *px1, int32_t *py1,
217 int32_t *px2, int32_t *py2);
218 virtual HRESULT i_reportHostCursorCapabilities(uint32_t fCapabilitiesAdded, uint32_t fCapabilitiesRemoved);
219 virtual HRESULT i_reportHostCursorPosition(int32_t x, int32_t y);
220 virtual bool i_isInputMappingSet(void)
221 {
222 return cxInputMapping != 0 && cyInputMapping != 0;
223 }
224
225 static const PDMDRVREG DrvReg;
226
227private:
228 // Wrapped IDisplay properties
229 virtual HRESULT getGuestScreenLayout(std::vector<ComPtr<IGuestScreenInfo> > &aGuestScreenLayout);
230
231 // Wrapped IDisplay methods
232 virtual HRESULT getScreenResolution(ULONG aScreenId,
233 ULONG *aWidth,
234 ULONG *aHeight,
235 ULONG *aBitsPerPixel,
236 LONG *aXOrigin,
237 LONG *aYOrigin,
238 GuestMonitorStatus_T *aGuestMonitorStatus);
239 virtual HRESULT attachFramebuffer(ULONG aScreenId,
240 const ComPtr<IFramebuffer> &aFramebuffer,
241 com::Guid &aId);
242 virtual HRESULT detachFramebuffer(ULONG aScreenId,
243 const com::Guid &aId);
244 virtual HRESULT queryFramebuffer(ULONG aScreenId,
245 ComPtr<IFramebuffer> &aFramebuffer);
246 virtual HRESULT setVideoModeHint(ULONG aDisplay,
247 BOOL aEnabled,
248 BOOL aChangeOrigin,
249 LONG aOriginX,
250 LONG aOriginY,
251 ULONG aWidth,
252 ULONG aHeight,
253 ULONG aBitsPerPixel);
254 virtual HRESULT setSeamlessMode(BOOL aEnabled);
255 virtual HRESULT takeScreenShot(ULONG aScreenId,
256 BYTE *aAddress,
257 ULONG aWidth,
258 ULONG aHeight,
259 BitmapFormat_T aBitmapFormat);
260 virtual HRESULT takeScreenShotToArray(ULONG aScreenId,
261 ULONG aWidth,
262 ULONG aHeight,
263 BitmapFormat_T aBitmapFormat,
264 std::vector<BYTE> &aScreenData);
265 virtual HRESULT drawToScreen(ULONG aScreenId,
266 BYTE *aAddress,
267 ULONG aX,
268 ULONG aY,
269 ULONG aWidth,
270 ULONG aHeight);
271 virtual HRESULT invalidateAndUpdate();
272 virtual HRESULT invalidateAndUpdateScreen(ULONG aScreenId);
273 virtual HRESULT completeVHWACommand(BYTE *aCommand);
274 virtual HRESULT viewportChanged(ULONG aScreenId,
275 ULONG aX,
276 ULONG aY,
277 ULONG aWidth,
278 ULONG aHeight);
279 virtual HRESULT querySourceBitmap(ULONG aScreenId,
280 ComPtr<IDisplaySourceBitmap> &aDisplaySourceBitmap);
281 virtual HRESULT notifyScaleFactorChange(ULONG aScreenId,
282 ULONG aScaleFactorWMultiplied,
283 ULONG aScaleFactorHMultiplied);
284 virtual HRESULT notifyHiDPIOutputPolicyChange(BOOL fUnscaledHiDPI);
285 virtual HRESULT setScreenLayout(ScreenLayoutMode_T aScreenLayoutMode,
286 const std::vector<ComPtr<IGuestScreenInfo> > &aGuestScreenInfo);
287
288 // Wrapped IEventListener properties
289
290 // Wrapped IEventListener methods
291 virtual HRESULT handleEvent(const ComPtr<IEvent> &aEvent);
292
293 // other internal methods
294 HRESULT takeScreenShotWorker(ULONG aScreenId,
295 BYTE *aAddress,
296 ULONG aWidth,
297 ULONG aHeight,
298 BitmapFormat_T aBitmapFormat,
299 ULONG *pcbOut);
300
301#ifdef VBOX_WITH_CRHGSMI
302 void i_setupCrHgsmiData(void);
303 void i_destructCrHgsmiData(void);
304#endif
305
306#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
307 int i_crViewportNotify(ULONG aScreenId, ULONG x, ULONG y, ULONG width, ULONG height);
308#endif
309
310 static DECLCALLBACK(void*) i_drvQueryInterface(PPDMIBASE pInterface, const char *pszIID);
311 static DECLCALLBACK(int) i_drvConstruct(PPDMDRVINS pDrvIns, PCFGMNODE pCfg, uint32_t fFlags);
312 static DECLCALLBACK(void) i_drvDestruct(PPDMDRVINS pDrvIns);
313 static DECLCALLBACK(int) i_displayResizeCallback(PPDMIDISPLAYCONNECTOR pInterface, uint32_t bpp, void *pvVRAM,
314 uint32_t cbLine, uint32_t cx, uint32_t cy);
315 static DECLCALLBACK(void) i_displayUpdateCallback(PPDMIDISPLAYCONNECTOR pInterface,
316 uint32_t x, uint32_t y, uint32_t cx, uint32_t cy);
317 static DECLCALLBACK(void) i_displayRefreshCallback(PPDMIDISPLAYCONNECTOR pInterface);
318 static DECLCALLBACK(void) i_displayResetCallback(PPDMIDISPLAYCONNECTOR pInterface);
319 static DECLCALLBACK(void) i_displayLFBModeChangeCallback(PPDMIDISPLAYCONNECTOR pInterface, bool fEnabled);
320 static DECLCALLBACK(void) i_displayProcessAdapterDataCallback(PPDMIDISPLAYCONNECTOR pInterface,
321 void *pvVRAM, uint32_t u32VRAMSize);
322 static DECLCALLBACK(void) i_displayProcessDisplayDataCallback(PPDMIDISPLAYCONNECTOR pInterface,
323 void *pvVRAM, unsigned uScreenId);
324
325#ifdef VBOX_WITH_VIDEOHWACCEL
326 static DECLCALLBACK(int) i_displayVHWACommandProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVHWACMD pCommand);
327#endif
328
329#ifdef VBOX_WITH_CRHGSMI
330 static DECLCALLBACK(void) i_displayCrHgsmiCommandProcess(PPDMIDISPLAYCONNECTOR pInterface,
331 PVBOXVDMACMD_CHROMIUM_CMD pCmd, uint32_t cbCmd);
332 static DECLCALLBACK(void) i_displayCrHgsmiControlProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVDMACMD_CHROMIUM_CTL pCtl,
333 uint32_t cbCtl);
334
335 static DECLCALLBACK(void) i_displayCrHgsmiCommandCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
336 void *pvContext);
337 static DECLCALLBACK(void) i_displayCrHgsmiControlCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
338 void *pvContext);
339#endif
340#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
341 static DECLCALLBACK(int) i_displayCrHgcmCtlSubmit(PPDMIDISPLAYCONNECTOR pInterface,
342 struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd,
343 PFNCRCTLCOMPLETION pfnCompletion,
344 void *pvCompletion);
345 static DECLCALLBACK(void) i_displayCrHgcmCtlSubmitCompletion(int32_t result, uint32_t u32Function, PVBOXHGCMSVCPARM pParam,
346 void *pvContext);
347#endif
348#ifdef VBOX_WITH_HGSMI
349 static DECLCALLBACK(int) i_displayVBVAEnable(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId,
350 PVBVAHOSTFLAGS pHostFlags, bool fRenderThreadMode);
351 static DECLCALLBACK(void) i_displayVBVADisable(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId);
352 static DECLCALLBACK(void) i_displayVBVAUpdateBegin(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId);
353 static DECLCALLBACK(void) i_displayVBVAUpdateProcess(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId,
354 const PVBVACMDHDR pCmd, size_t cbCmd);
355 static DECLCALLBACK(void) i_displayVBVAUpdateEnd(PPDMIDISPLAYCONNECTOR pInterface, unsigned uScreenId, int32_t x, int32_t y,
356 uint32_t cx, uint32_t cy);
357 static DECLCALLBACK(int) i_displayVBVAResize(PPDMIDISPLAYCONNECTOR pInterface, const PVBVAINFOVIEW pView,
358 const PVBVAINFOSCREEN pScreen, void *pvVRAM,
359 bool fResetInputMapping);
360 static DECLCALLBACK(int) i_displayVBVAMousePointerShape(PPDMIDISPLAYCONNECTOR pInterface, bool fVisible, bool fAlpha,
361 uint32_t xHot, uint32_t yHot, uint32_t cx, uint32_t cy,
362 const void *pvShape);
363 static DECLCALLBACK(void) i_displayVBVAGuestCapabilityUpdate(PPDMIDISPLAYCONNECTOR pInterface, uint32_t fCapabilities);
364
365 static DECLCALLBACK(void) i_displayVBVAInputMappingUpdate(PPDMIDISPLAYCONNECTOR pInterface, int32_t xOrigin, int32_t yOrigin,
366 uint32_t cx, uint32_t cy);
367#endif
368
369#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
370 static DECLCALLBACK(void) i_displayCrVRecScreenshotPerform(void *pvCtx, uint32_t uScreen,
371 uint32_t x, uint32_t y,
372 uint32_t uBitsPerPixel, uint32_t uBytesPerLine,
373 uint32_t uGuestWidth, uint32_t uGuestHeight,
374 uint8_t *pu8BufferAddress, uint64_t u64TimeStamp);
375 static DECLCALLBACK(bool) i_displayCrVRecScreenshotBegin(void *pvCtx, uint32_t uScreen, uint64_t u64TimeStamp);
376 static DECLCALLBACK(void) i_displayCrVRecScreenshotEnd(void *pvCtx, uint32_t uScreen, uint64_t u64TimeStamp);
377
378 static DECLCALLBACK(void) i_displayVRecCompletion(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd, int rc, void *pvCompletion);
379#endif
380 static DECLCALLBACK(void) i_displayCrCmdFree(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd, int rc, void *pvCompletion);
381
382 static DECLCALLBACK(void) i_displaySSMSaveScreenshot(PSSMHANDLE pSSM, void *pvUser);
383 static DECLCALLBACK(int) i_displaySSMLoadScreenshot(PSSMHANDLE pSSM, void *pvUser, uint32_t uVersion, uint32_t uPass);
384 static DECLCALLBACK(void) i_displaySSMSave(PSSMHANDLE pSSM, void *pvUser);
385 static DECLCALLBACK(int) i_displaySSMLoad(PSSMHANDLE pSSM, void *pvUser, uint32_t uVersion, uint32_t uPass);
386
387 Console * const mParent;
388 /** Pointer to the associated display driver. */
389 struct DRVMAINDISPLAY *mpDrv;
390 /** Pointer to the device instance for the VMM Device. */
391 PPDMDEVINS mpVMMDev;
392 /** Set after the first attempt to find the VMM Device. */
393 bool mfVMMDevInited;
394
395 unsigned mcMonitors;
396 /** Input mapping rectangle top left X relative to the first screen. */
397 int32_t xInputMappingOrigin;
398 /** Input mapping rectangle top left Y relative to the first screen. */
399 int32_t yInputMappingOrigin;
400 uint32_t cxInputMapping; /**< Input mapping rectangle width. */
401 uint32_t cyInputMapping; /**< Input mapping rectangle height. */
402 DISPLAYFBINFO maFramebuffers[SchemaDefs::MaxGuestMonitors];
403 /** Does the VMM device have the "supports graphics" capability set?
404 * Does not go into the saved state as it is refreshed on restore. */
405 bool mfVMMDevSupportsGraphics;
406 /** Mirror of the current guest VBVA capabilities. */
407 uint32_t mfGuestVBVACapabilities;
408 /** Mirror of the current host cursor capabilities. */
409 uint32_t mfHostCursorCapabilities;
410
411 bool mfSourceBitmapEnabled;
412 bool volatile fVGAResizing;
413
414 /** Are we in seamless mode? Not saved, as we exit seamless on saving. */
415 bool mfSeamlessEnabled;
416 /** Last set seamless visible region, number of rectangles. */
417 uint32_t mcRectVisibleRegion;
418 /** Last set seamless visible region, data. Freed on final clean-up. */
419 PRTRECT mpRectVisibleRegion;
420
421 bool mfVideoAccelVRDP;
422 uint32_t mfu32SupportedOrders;
423 int32_t volatile mcVideoAccelVRDPRefs;
424
425 /** Accelerate3DEnabled = true && GraphicsControllerType == VBoxVGA. */
426 bool mfIsCr3DEnabled;
427
428#ifdef VBOX_WITH_CROGL
429 bool mfCrOglDataHidden;
430#endif
431
432#ifdef VBOX_WITH_CRHGSMI
433 /* for fast host hgcm calls */
434 HGCMCVSHANDLE mhCrOglSvc;
435 RTCRITSECTRW mCrOglLock;
436#endif
437#ifdef VBOX_WITH_CROGL
438 CR_MAIN_INTERFACE mCrOglCallbacks;
439 volatile uint32_t mfCrOglVideoRecState;
440 CRVBOXHGCMTAKESCREENSHOT mCrOglScreenshotData;
441 VBOXCRCMDCTL_HGCM mCrOglScreenshotCtl;
442#endif
443
444 /* The legacy VBVA data and methods. */
445 VIDEOACCEL mVideoAccelLegacy;
446
447 int i_VideoAccelEnable(bool fEnable, VBVAMEMORY *pVbvaMemory, PPDMIDISPLAYPORT pUpPort);
448 void i_VideoAccelFlush(PPDMIDISPLAYPORT pUpPort);
449 bool i_VideoAccelAllowed(void);
450
451 int i_videoAccelRefreshProcess(PPDMIDISPLAYPORT pUpPort);
452 int i_videoAccelEnable(bool fEnable, VBVAMEMORY *pVbvaMemory, PPDMIDISPLAYPORT pUpPort);
453 int i_videoAccelFlush(PPDMIDISPLAYPORT pUpPort);
454
455 /* Legacy pre-HGSMI handlers. */
456 void processAdapterData(void *pvVRAM, uint32_t u32VRAMSize);
457 void processDisplayData(void *pvVRAM, unsigned uScreenId);
458
459 /* Serializes access to mVideoAccelLegacy and mfVideoAccelVRDP, etc between VRDP and Display. */
460 RTCRITSECT mVideoAccelLock;
461#ifdef VBOX_WITH_VPX
462 /* Serializes access to video capture source bitmaps. */
463 RTCRITSECT mVideoCaptureLock;
464#endif
465
466public:
467
468 static int i_displayTakeScreenshotEMT(Display *pDisplay, ULONG aScreenId, uint8_t **ppbData, size_t *pcbData,
469 uint32_t *pcx, uint32_t *pcy, bool *pfMemFree);
470#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
471 static BOOL i_displayCheckTakeScreenshotCrOgl(Display *pDisplay, ULONG aScreenId, uint8_t *pbData,
472 uint32_t u32Width, uint32_t u32Height);
473 int i_crCtlSubmit(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd, PFNCRCTLCOMPLETION pfnCompletion, void *pvCompletion);
474 int i_crCtlSubmitSync(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd);
475 /* copies the given command and submits it asynchronously,
476 * i.e. the pCmd data may be discarded right after the call returns */
477 int i_crCtlSubmitAsyncCmdCopy(struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd);
478 /* performs synchronous request processing if 3D backend has something to display
479 * this is primarily to work-around 3d<->main thread deadlocks on OSX
480 * in case of async completion, the command is coppied to the allocated buffer,
481 * freeded on command completion
482 * can be used for "notification" commands, when client is not interested in command result,
483 * that must synchronize with 3D backend only when some 3D data is displayed.
484 * The routine does NOT provide any info on whether command is processed asynchronously or not */
485 int i_crCtlSubmitSyncIfHasDataForScreen(uint32_t u32ScreenID, struct VBOXCRCMDCTL* pCmd, uint32_t cbCmd);
486#endif
487
488private:
489 static int i_InvalidateAndUpdateEMT(Display *pDisplay, unsigned uId, bool fUpdateAll);
490 static int i_drawToScreenEMT(Display *pDisplay, ULONG aScreenId, BYTE *address, ULONG x, ULONG y, ULONG width, ULONG height);
491
492 void i_updateGuestGraphicsFacility(void);
493
494#if defined(VBOX_WITH_HGCM) && defined(VBOX_WITH_CROGL)
495 int i_crOglWindowsShow(bool fShow);
496#endif
497
498#ifdef VBOX_WITH_HGSMI
499 volatile uint32_t mu32UpdateVBVAFlags;
500#endif
501
502#ifdef VBOX_WITH_VPX
503 VIDEORECCONTEXT *mpVideoRecCtx;
504 bool maVideoRecEnabled[SchemaDefs::MaxGuestMonitors];
505#endif
506};
507
508/* The legacy VBVA helpers. */
509int videoAccelConstruct(VIDEOACCEL *pVideoAccel);
510void videoAccelDestroy(VIDEOACCEL *pVideoAccel);
511void i_vbvaSetMemoryFlags(VBVAMEMORY *pVbvaMemory,
512 bool fVideoAccelEnabled,
513 bool fVideoAccelVRDP,
514 uint32_t fu32SupportedOrders,
515 DISPLAYFBINFO *paFBInfos,
516 unsigned cFBInfos);
517int videoAccelEnterVGA(VIDEOACCEL *pVideoAccel);
518void videoAccelLeaveVGA(VIDEOACCEL *pVideoAccel);
519int videoAccelEnterVMMDev(VIDEOACCEL *pVideoAccel);
520void videoAccelLeaveVMMDev(VIDEOACCEL *pVideoAccel);
521
522
523/* helper function, code in DisplayResampleImage.cpp */
524void gdImageCopyResampled(uint8_t *dst, uint8_t *src,
525 int dstX, int dstY, int srcX, int srcY,
526 int dstW, int dstH, int srcW, int srcH);
527
528void BitmapScale32(uint8_t *dst, int dstW, int dstH,
529 const uint8_t *src, int iDeltaLine, int srcW, int srcH);
530
531/* helper function, code in DisplayPNGUtul.cpp */
532int DisplayMakePNG(uint8_t *pbData, uint32_t cx, uint32_t cy,
533 uint8_t **ppu8PNG, uint32_t *pcbPNG, uint32_t *pcxPNG, uint32_t *pcyPNG,
534 uint8_t fLimitSize);
535
536class ATL_NO_VTABLE DisplaySourceBitmap:
537 public DisplaySourceBitmapWrap
538{
539public:
540
541 DECLARE_EMPTY_CTOR_DTOR(DisplaySourceBitmap)
542
543 HRESULT FinalConstruct();
544 void FinalRelease();
545
546 /* Public initializer/uninitializer for internal purposes only. */
547 HRESULT init(ComObjPtr<Display> pDisplay, unsigned uScreenId, DISPLAYFBINFO *pFBInfo);
548 void uninit();
549
550 bool i_usesVRAM(void) { return m.pu8Allocated == NULL; }
551
552private:
553 // wrapped IDisplaySourceBitmap properties
554 virtual HRESULT getScreenId(ULONG *aScreenId);
555
556 // wrapped IDisplaySourceBitmap methods
557 virtual HRESULT queryBitmapInfo(BYTE **aAddress,
558 ULONG *aWidth,
559 ULONG *aHeight,
560 ULONG *aBitsPerPixel,
561 ULONG *aBytesPerLine,
562 BitmapFormat_T *aBitmapFormat);
563
564 int initSourceBitmap(unsigned aScreenId, DISPLAYFBINFO *pFBInfo);
565
566 struct Data
567 {
568 ComObjPtr<Display> pDisplay;
569 unsigned uScreenId;
570 DISPLAYFBINFO *pFBInfo;
571
572 uint8_t *pu8Allocated;
573
574 uint8_t *pu8Address;
575 ULONG ulWidth;
576 ULONG ulHeight;
577 ULONG ulBitsPerPixel;
578 ULONG ulBytesPerLine;
579 BitmapFormat_T bitmapFormat;
580 };
581
582 Data m;
583};
584
585#endif // ____H_DISPLAYIMPL
586/* vi: set tabstop=4 shiftwidth=4 expandtab: */
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