int xf_ResetGraphics(RdpgfxClientContext* context, RDPGFX_RESET_GRAPHICS_PDU* resetGraphics)
{
int count;
int index;
xfGfxSurface* surface;
UINT16* pSurfaceIds = NULL;
xfContext* xfc = (xfContext*) context->custom;
freerdp_client_codecs_reset(xfc->codecs, FREERDP_CODEC_ALL);
count = context->GetSurfaceIds(context, &pSurfaceIds);
for (index = 0; index < count; index++)
{
surface = (xfGfxSurface*) context->GetSurfaceData(context, pSurfaceIds[index]);
if (!surface || !surface->outputMapped)
continue;
region16_clear(&surface->invalidRegion);
}
free(pSurfaceIds);
xfc->graphicsReset = TRUE;
return 1;
}
static int test_r1_r3(void)
{
REGION16 region;
int retCode = -1;
const RECTANGLE_16* rects;
UINT32 nbRects;
RECTANGLE_16 r1 = { 0, 101, 200, 201};
RECTANGLE_16 r3 = {150, 151, 250, 251};
RECTANGLE_16 r1_r3[] =
{
{ 0, 101, 200, 151},
{ 0, 151, 250, 201},
{150, 201, 250, 251}
};
region16_init(®ion);
/*
* +===============================================================
* |
* |+-----+ +-----+
* || r1 | | |
* || +-+------+ +-----+--------+
* || | r3 | | |
* |+---+ | ====> +-----+--------+
* | | | | |
* | +--------+ +--------+
*/
/* R1 + R3 */
if (!region16_union_rect(®ion, ®ion, &r1))
goto out;
if (!region16_union_rect(®ion, ®ion, &r3))
goto out;
rects = region16_rects(®ion, &nbRects);
if (!rects || nbRects != 3 || !compareRectangles(rects, r1_r3, nbRects))
goto out;
/* R3 + R1 */
region16_clear(®ion);
if (!region16_union_rect(®ion, ®ion, &r3))
goto out;
if (!region16_union_rect(®ion, ®ion, &r1))
goto out;
rects = region16_rects(®ion, &nbRects);
if (!rects || nbRects != 3 || !compareRectangles(rects, r1_r3, nbRects))
goto out;
retCode = 0;
out:
region16_uninit(®ion);
return retCode;
}
int gdi_OutputUpdate(rdpGdi* gdi)
{
int nDstStep;
BYTE* pDstData;
int nXDst, nYDst;
int nXSrc, nYSrc;
int nWidth, nHeight;
gdiGfxSurface* surface;
RECTANGLE_16 surfaceRect;
const RECTANGLE_16* extents;
rdpUpdate* update = gdi->context->update;
if (!gdi->graphicsReset)
return 1;
pDstData = gdi->primary_buffer;
nDstStep = gdi->bytesPerPixel * gdi->width;
surface = (gdiGfxSurface*) gdi->gfx->GetSurfaceData(gdi->gfx, gdi->outputSurfaceId);
if (!surface)
return -1;
surfaceRect.left = 0;
surfaceRect.top = 0;
surfaceRect.right = gdi->width;
surfaceRect.bottom = gdi->height;
region16_intersect_rect(&(gdi->invalidRegion), &(gdi->invalidRegion), &surfaceRect);
if (!region16_is_empty(&(gdi->invalidRegion)))
{
extents = region16_extents(&(gdi->invalidRegion));
nXDst = extents->left;
nYDst = extents->top;
nXSrc = extents->left;
nYSrc = extents->top;
nWidth = extents->right - extents->left;
nHeight = extents->bottom - extents->top;
update->BeginPaint(gdi->context);
freerdp_image_copy(pDstData, gdi->format, nDstStep, nXDst, nYDst, nWidth, nHeight,
surface->data, surface->format, surface->scanline, nXSrc, nYSrc, NULL);
gdi_InvalidateRegion(gdi->primary->hdc, nXDst, nYDst, nWidth, nHeight);
update->EndPaint(gdi->context);
}
region16_clear(&(gdi->invalidRegion));
return 1;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT gdi_ResetGraphics(RdpgfxClientContext* context,
const RDPGFX_RESET_GRAPHICS_PDU* resetGraphics)
{
UINT32 index;
UINT16 count;
UINT32 DesktopWidth;
UINT32 DesktopHeight;
gdiGfxSurface* surface;
UINT16* pSurfaceIds = NULL;
rdpGdi* gdi = (rdpGdi*) context->custom;
rdpUpdate* update = gdi->context->update;
rdpSettings* settings = gdi->context->settings;
DesktopWidth = resetGraphics->width;
DesktopHeight = resetGraphics->height;
if ((DesktopWidth != settings->DesktopWidth)
|| (DesktopHeight != settings->DesktopHeight))
{
settings->DesktopWidth = DesktopWidth;
settings->DesktopHeight = DesktopHeight;
if (update)
update->DesktopResize(gdi->context);
}
context->GetSurfaceIds(context, &pSurfaceIds, &count);
for (index = 0; index < count; index++)
{
surface = (gdiGfxSurface*) context->GetSurfaceData(context, pSurfaceIds[index]);
if (!surface || !surface->outputMapped)
continue;
if (!freerdp_client_codecs_reset(surface->codecs, FREERDP_CODEC_ALL,
surface->width, surface->height))
{
free(pSurfaceIds);
return ERROR_INTERNAL_ERROR;
}
region16_clear(&surface->invalidRegion);
}
free(pSurfaceIds);
if (!freerdp_client_codecs_reset(gdi->context->codecs, FREERDP_CODEC_ALL,
gdi->width, gdi->height))
return ERROR_INTERNAL_ERROR;
gdi->graphicsReset = TRUE;
return CHANNEL_RC_OK;
}
int gdi_OutputUpdate(rdpGdi* gdi, gdiGfxSurface* surface)
{
int nDstStep;
BYTE* pDstData;
int nXDst, nYDst;
int nXSrc, nYSrc;
UINT16 width, height;
UINT32 surfaceX, surfaceY;
RECTANGLE_16 surfaceRect;
const RECTANGLE_16* extents;
rdpUpdate* update = gdi->context->update;
pDstData = gdi->primary_buffer;
nDstStep = gdi->bytesPerPixel * gdi->width;
surfaceX = surface->outputOriginX;
surfaceY = surface->outputOriginY;
surfaceRect.left = 0;
surfaceRect.top = 0;
surfaceRect.right = surface->width;
surfaceRect.bottom = surface->height;
region16_intersect_rect(&(surface->invalidRegion), &(surface->invalidRegion), &surfaceRect);
if (!region16_is_empty(&(surface->invalidRegion)))
{
extents = region16_extents(&(surface->invalidRegion));
nXSrc = extents->left;
nYSrc = extents->top;
nXDst = surfaceX + extents->left;
nYDst = surfaceY + extents->top;
width = extents->right - extents->left;
height = extents->bottom - extents->top;
update->BeginPaint(gdi->context);
freerdp_image_copy(pDstData, gdi->format, nDstStep, nXDst, nYDst,
width, height, surface->data, surface->format,
surface->scanline, nXSrc, nYSrc, NULL);
gdi_InvalidateRegion(gdi->primary->hdc, nXDst, nYDst, width, height);
update->EndPaint(gdi->context);
}
region16_clear(&(surface->invalidRegion));
return 1;
}
int xf_OutputUpdate(xfContext* xfc)
{
UINT16 width, height;
xfGfxSurface* surface;
RECTANGLE_16 surfaceRect;
const RECTANGLE_16* extents;
if (!xfc->graphicsReset)
return 1;
surface = (xfGfxSurface*) xfc->gfx->GetSurfaceData(xfc->gfx, xfc->outputSurfaceId);
if (!surface)
return -1;
surfaceRect.left = 0;
surfaceRect.top = 0;
surfaceRect.right = xfc->width;
surfaceRect.bottom = xfc->height;
region16_intersect_rect(&(xfc->invalidRegion), &(xfc->invalidRegion), &surfaceRect);
XSetClipMask(xfc->display, xfc->gc, None);
XSetFunction(xfc->display, xfc->gc, GXcopy);
XSetFillStyle(xfc->display, xfc->gc, FillSolid);
if (!region16_is_empty(&(xfc->invalidRegion)))
{
extents = region16_extents(&(xfc->invalidRegion));
width = extents->right - extents->left;
height = extents->bottom - extents->top;
if (width > xfc->width)
width = xfc->width;
if (height > xfc->height)
height = xfc->height;
XPutImage(xfc->display, xfc->drawable, xfc->gc, surface->image,
extents->left, extents->top,
extents->left, extents->top, width, height);
}
region16_clear(&(xfc->invalidRegion));
XSetClipMask(xfc->display, xfc->gc, None);
XSync(xfc->display, True);
return 1;
}
int xf_MapSurfaceToOutput(RdpgfxClientContext* context, RDPGFX_MAP_SURFACE_TO_OUTPUT_PDU* surfaceToOutput)
{
xfGfxSurface* surface;
surface = (xfGfxSurface*) context->GetSurfaceData(context, surfaceToOutput->surfaceId);
surface->outputMapped = TRUE;
surface->outputOriginX = surfaceToOutput->outputOriginX;
surface->outputOriginY = surfaceToOutput->outputOriginY;
region16_clear(&surface->invalidRegion);
return 1;
}
void xf_rail_invalidate_region(xfContext* xfc, REGION16* invalidRegion)
{
int index;
int count;
RECTANGLE_16 updateRect;
RECTANGLE_16 windowRect;
ULONG_PTR* pKeys = NULL;
xfAppWindow* appWindow;
const RECTANGLE_16* extents;
REGION16 windowInvalidRegion;
region16_init(&windowInvalidRegion);
count = HashTable_GetKeys(xfc->railWindows, &pKeys);
for (index = 0; index < count; index++)
{
appWindow = (xfAppWindow*) HashTable_GetItemValue(xfc->railWindows, (void*) pKeys[index]);
if (appWindow)
{
windowRect.left = MAX(appWindow->x, 0);
windowRect.top = MAX(appWindow->y, 0);
windowRect.right = MAX(appWindow->x + appWindow->width, 0);
windowRect.bottom = MAX(appWindow->y + appWindow->height, 0);
region16_clear(&windowInvalidRegion);
region16_intersect_rect(&windowInvalidRegion, invalidRegion, &windowRect);
if (!region16_is_empty(&windowInvalidRegion))
{
extents = region16_extents(&windowInvalidRegion);
updateRect.left = extents->left - appWindow->x;
updateRect.top = extents->top - appWindow->y;
updateRect.right = extents->right - appWindow->x;
updateRect.bottom = extents->bottom - appWindow->y;
if (appWindow)
{
xf_UpdateWindowArea(xfc, appWindow, updateRect.left, updateRect.top,
updateRect.right - updateRect.left,
updateRect.bottom - updateRect.top);
}
}
}
}
region16_uninit(&windowInvalidRegion);
}
static UINT gdi_OutputUpdate(rdpGdi* gdi, gdiGfxSurface* surface)
{
UINT32 nXDst, nYDst;
UINT32 nXSrc, nYSrc;
UINT16 width, height;
UINT32 surfaceX, surfaceY;
RECTANGLE_16 surfaceRect;
const RECTANGLE_16* rects;
UINT32 i, nbRects;
rdpUpdate* update = gdi->context->update;
surfaceX = surface->outputOriginX;
surfaceY = surface->outputOriginY;
surfaceRect.left = 0;
surfaceRect.top = 0;
surfaceRect.right = surface->width;
surfaceRect.bottom = surface->height;
region16_intersect_rect(&(surface->invalidRegion),
&(surface->invalidRegion), &surfaceRect);
if (!(rects = region16_rects(&surface->invalidRegion, &nbRects)) || !nbRects)
return CHANNEL_RC_OK;
update->BeginPaint(gdi->context);
for (i = 0; i < nbRects; i++)
{
nXSrc = rects[i].left;
nYSrc = rects[i].top;
nXDst = surfaceX + nXSrc;
nYDst = surfaceY + nYSrc;
width = rects[i].right - rects[i].left;
height = rects[i].bottom - rects[i].top;
if (!freerdp_image_copy(gdi->primary_buffer, gdi->primary->hdc->format,
gdi->stride,
nXDst, nYDst, width, height,
surface->data, surface->format,
surface->scanline, nXSrc, nYSrc, NULL, FREERDP_FLIP_NONE))
return CHANNEL_RC_NULL_DATA;
gdi_InvalidateRegion(gdi->primary->hdc, nXDst, nYDst, width, height);
}
update->EndPaint(gdi->context);
region16_clear(&(surface->invalidRegion));
return CHANNEL_RC_OK;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT gdi_MapSurfaceToOutput(RdpgfxClientContext* context,
const RDPGFX_MAP_SURFACE_TO_OUTPUT_PDU* surfaceToOutput)
{
gdiGfxSurface* surface;
surface = (gdiGfxSurface*) context->GetSurfaceData(context,
surfaceToOutput->surfaceId);
if (!surface)
return ERROR_INTERNAL_ERROR;
surface->outputMapped = TRUE;
surface->outputOriginX = surfaceToOutput->outputOriginX;
surface->outputOriginY = surfaceToOutput->outputOriginY;
region16_clear(&surface->invalidRegion);
return CHANNEL_RC_OK;
}
static int test_basic(void)
{
REGION16 region;
int retCode = -1;
const RECTANGLE_16* rects;
UINT32 nbRects;
/* R1 + R2 ==> disjointed rects */
RECTANGLE_16 r1 = { 0, 101, 200, 201};
RECTANGLE_16 r2 = {150, 301, 250, 401};
RECTANGLE_16 r1_r2[] =
{
{0, 101, 200, 201},
{150, 301, 250, 401}
};
/* r1 */
region16_init(®ion);
if (!region16_union_rect(®ion, ®ion, &r1))
goto out;
rects = region16_rects(®ion, &nbRects);
if (!rects || nbRects != 1 || memcmp(rects, &r1, sizeof(RECTANGLE_16)))
goto out;
/* r1 + r2 */
if (!region16_union_rect(®ion, ®ion, &r2))
goto out;
rects = region16_rects(®ion, &nbRects);
if (!rects || nbRects != 2 || !compareRectangles(rects, r1_r2, nbRects))
goto out;
/* clear region */
region16_clear(®ion);
region16_rects(®ion, &nbRects);
if (nbRects)
goto out;
retCode = 0;
out:
region16_uninit(®ion);
return retCode;
}
/**
* Function description
* Notify client for resize. The new desktop width/height
* should have already been updated in rdpSettings.
*
* @return TRUE on success
*/
static BOOL shadow_client_send_resize(rdpShadowClient* client, SHADOW_GFX_STATUS* pStatus)
{
rdpContext* context;
rdpSettings* settings;
rdpShadowServer* server;
freerdp_peer* peer;
server = client->server;
context = (rdpContext*) client;
peer = context->peer;
settings = context->settings;
/**
* Unset client activated flag to avoid sending update message during
* resize. DesktopResize will reactive the client and
* shadow_client_activate would be invoked later.
*/
client->activated = FALSE;
/* Close Gfx surfaces */
if (pStatus->gfxSurfaceCreated)
{
if (!shadow_client_rdpgfx_release_surface(client))
return FALSE;
pStatus->gfxSurfaceCreated = FALSE;
}
/* Send Resize */
if (!peer->update->DesktopResize(peer->update->context))
{
WLog_ERR(TAG, "DesktopResize failed");
return FALSE;
}
/* Clear my invalidRegion. shadow_client_activate refreshes fullscreen */
EnterCriticalSection(&(client->lock));
region16_clear(&(client->invalidRegion));
LeaveCriticalSection(&(client->lock));
WLog_INFO(TAG, "Client from %s is resized (%dx%d@%d)",
peer->hostname, settings->DesktopWidth, settings->DesktopHeight, settings->ColorDepth);
return TRUE;
}
void wf_rail_invalidate_region(wfContext* wfc, REGION16* invalidRegion)
{
int index;
int count;
RECT updateRect;
RECTANGLE_16 windowRect;
ULONG_PTR* pKeys = NULL;
wfRailWindow* railWindow;
const RECTANGLE_16* extents;
REGION16 windowInvalidRegion;
region16_init(&windowInvalidRegion);
count = HashTable_GetKeys(wfc->railWindows, &pKeys);
for (index = 0; index < count; index++)
{
railWindow = (wfRailWindow*) HashTable_GetItemValue(wfc->railWindows, (void*) pKeys[index]);
if (railWindow)
{
windowRect.left = railWindow->x;
windowRect.top = railWindow->y;
windowRect.right = railWindow->x + railWindow->width;
windowRect.bottom = railWindow->y + railWindow->height;
region16_clear(&windowInvalidRegion);
region16_intersect_rect(&windowInvalidRegion, invalidRegion, &windowRect);
if (!region16_is_empty(&windowInvalidRegion))
{
extents = region16_extents(&windowInvalidRegion);
updateRect.left = extents->left - railWindow->x;
updateRect.top = extents->top - railWindow->y;
updateRect.right = extents->right - railWindow->x;
updateRect.bottom = extents->bottom - railWindow->y;
InvalidateRect(railWindow->hWnd, &updateRect, FALSE);
}
}
}
region16_uninit(&windowInvalidRegion);
}
static UINT gdi_OutputUpdate(rdpGdi* gdi, gdiGfxSurface* surface)
{
UINT32 nXDst, nYDst;
UINT32 nXSrc, nYSrc;
UINT16 width, height;
UINT32 surfaceX, surfaceY;
RECTANGLE_16 surfaceRect;
const RECTANGLE_16* extents;
rdpUpdate* update = gdi->context->update;
surfaceX = surface->outputOriginX;
surfaceY = surface->outputOriginY;
surfaceRect.left = 0;
surfaceRect.top = 0;
surfaceRect.right = surface->width;
surfaceRect.bottom = surface->height;
region16_intersect_rect(&(surface->invalidRegion),
&(surface->invalidRegion), &surfaceRect);
if (!region16_is_empty(&(surface->invalidRegion)))
{
extents = region16_extents(&(surface->invalidRegion));
nXSrc = extents->left;
nYSrc = extents->top;
nXDst = surfaceX + extents->left;
nYDst = surfaceY + extents->top;
width = extents->right - extents->left;
height = extents->bottom - extents->top;
update->BeginPaint(gdi->context);
if (!freerdp_image_copy(gdi->primary_buffer, gdi->primary->hdc->format,
gdi->stride,
nXDst, nYDst, width, height,
surface->data, surface->format,
surface->scanline, nXSrc, nYSrc, NULL, FREERDP_FLIP_NONE))
return CHANNEL_RC_NULL_DATA;
gdi_InvalidateRegion(gdi->primary->hdc, nXDst, nYDst, width, height);
update->EndPaint(gdi->context);
}
region16_clear(&(surface->invalidRegion));
return CHANNEL_RC_OK;
}
static int test_r1_r6(void)
{
REGION16 region;
int retCode = -1;
const RECTANGLE_16* rects;
UINT32 nbRects;
RECTANGLE_16 r1 = { 0, 101, 200, 201};
RECTANGLE_16 r6 = {150, 121, 170, 131};
region16_init(®ion);
/*
* +===============================================================
* |
* |+--------+ +--------+
* || r1 | | |
* || +--+ | | |
* || |r6| | =====> | |
* || +--+ | | |
* || | | |
* |+--------+ +--------+
* |
*/
region16_clear(®ion);
if (!region16_union_rect(®ion, ®ion, &r1))
goto out;
if (!region16_union_rect(®ion, ®ion, &r6))
goto out;
rects = region16_rects(®ion, &nbRects);
if (!rects || nbRects != 1 || !compareRectangles(rects, &r1, nbRects))
goto out;
retCode = 0;
out:
region16_uninit(®ion);
return retCode;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT xf_ResetGraphics(RdpgfxClientContext* context, RDPGFX_RESET_GRAPHICS_PDU* resetGraphics)
{
int index;
UINT16 count;
xfGfxSurface* surface;
UINT16* pSurfaceIds = NULL;
xfContext* xfc = (xfContext*) context->custom;
context->GetSurfaceIds(context, &pSurfaceIds, &count);
for (index = 0; index < count; index++)
{
surface = (xfGfxSurface*) context->GetSurfaceData(context, pSurfaceIds[index]);
if (!surface || !surface->outputMapped)
continue;
if (!freerdp_client_codecs_reset(surface->codecs, FREERDP_CODEC_ALL,
surface->width, surface->height))
{
free(pSurfaceIds);
return ERROR_INTERNAL_ERROR;
}
region16_clear(&surface->invalidRegion);
}
free(pSurfaceIds);
if (!freerdp_client_codecs_reset(xfc->codecs, FREERDP_CODEC_ALL,
xfc->settings->DesktopWidth,
xfc->settings->DesktopHeight))
return ERROR_INTERNAL_ERROR;
xfc->graphicsReset = TRUE;
return CHANNEL_RC_OK;
}
static void UwacSubmitBufferPtr(UwacWindow* window, UwacBuffer* buffer)
{
UINT32 nrects, i;
#ifdef HAVE_PIXMAN_REGION
const pixman_box32_t* box;
#else
const RECTANGLE_16* box;
#endif
wl_surface_attach(window->surface, buffer->wayland_buffer, 0, 0);
#ifdef HAVE_PIXMAN_REGION
box = pixman_region32_rectangles(&buffer->damage, &nrects);
for (i = 0; i < nrects; i++, box++)
wl_surface_damage(window->surface, box->x1, box->y1, (box->x2 - box->x1), (box->y2 - box->y1));
#else
box = region16_rects(&buffer->damage, &nrects);
for (i = 0; i < nrects; i++, box++)
wl_surface_damage(window->surface, box->left, box->top, (box->right - box->left),
(box->bottom - box->top));
#endif
if (window->frame_callback)
wl_callback_destroy(window->frame_callback);
window->frame_callback = wl_surface_frame(window->surface);
wl_callback_add_listener(window->frame_callback, &frame_listener, window);
wl_surface_commit(window->surface);
#ifdef HAVE_PIXMAN_REGION
pixman_region32_clear(&buffer->damage);
#else
region16_clear(&buffer->damage);
#endif
}
static UINT xf_OutputUpdate(xfContext* xfc, xfGfxSurface* surface)
{
UINT rc = ERROR_INTERNAL_ERROR;
UINT32 surfaceX, surfaceY;
RECTANGLE_16 surfaceRect;
rdpGdi* gdi;
UINT32 nbRects, x;
const RECTANGLE_16* rects;
gdi = xfc->context.gdi;
surfaceX = surface->gdi.outputOriginX;
surfaceY = surface->gdi.outputOriginY;
surfaceRect.left = 0;
surfaceRect.top = 0;
surfaceRect.right = surface->gdi.width;
surfaceRect.bottom = surface->gdi.height;
XSetClipMask(xfc->display, xfc->gc, None);
XSetFunction(xfc->display, xfc->gc, GXcopy);
XSetFillStyle(xfc->display, xfc->gc, FillSolid);
region16_intersect_rect(&(surface->gdi.invalidRegion),
&(surface->gdi.invalidRegion), &surfaceRect);
if (!(rects = region16_rects(&surface->gdi.invalidRegion, &nbRects)))
return CHANNEL_RC_OK;
for (x = 0; x < nbRects; x++)
{
const UINT32 nXSrc = rects[x].left;
const UINT32 nYSrc = rects[x].top;
const UINT32 width = rects[x].right - nXSrc;
const UINT32 height = rects[x].bottom - nYSrc;
const UINT32 nXDst = surfaceX + nXSrc;
const UINT32 nYDst = surfaceY + nYSrc;
if (surface->stage)
{
if (!freerdp_image_copy(surface->stage, gdi->dstFormat,
surface->stageScanline, nXSrc, nYSrc,
width, height,
surface->gdi.data, surface->gdi.format,
surface->gdi.scanline, nXSrc, nYSrc,
NULL, FREERDP_FLIP_NONE))
goto fail;
}
if (xfc->remote_app)
{
XPutImage(xfc->display, xfc->primary, xfc->gc,
surface->image, nXSrc, nYSrc,
nXDst, nYDst, width, height);
xf_lock_x11(xfc, FALSE);
xf_rail_paint(xfc, nXDst, nYDst, nXDst + width, nYDst + height);
xf_unlock_x11(xfc, FALSE);
}
else
#ifdef WITH_XRENDER
if (xfc->context.settings->SmartSizing
|| xfc->context.settings->MultiTouchGestures)
{
XPutImage(xfc->display, xfc->primary, xfc->gc, surface->image,
nXSrc, nYSrc, nXDst, nYDst, width, height);
xf_draw_screen(xfc, nXDst, nYDst, width, height);
}
else
#endif
{
XPutImage(xfc->display, xfc->drawable, xfc->gc,
surface->image, nXSrc, nYSrc,
nXDst, nYDst, width, height);
}
}
rc = CHANNEL_RC_OK;
fail:
region16_clear(&surface->gdi.invalidRegion);
XSetClipMask(xfc->display, xfc->gc, None);
XSync(xfc->display, False);
return rc;
}
int x11_shadow_screen_grab(x11ShadowSubsystem* subsystem)
{
int count;
int status;
int x, y;
int width, height;
XImage* image;
rdpShadowScreen* screen;
rdpShadowServer* server;
rdpShadowSurface* surface;
RECTANGLE_16 invalidRect;
server = subsystem->server;
surface = server->surface;
screen = server->screen;
count = ArrayList_Count(server->clients);
if (count < 1)
return 1;
if (subsystem->use_xshm)
{
XLockDisplay(subsystem->display);
XCopyArea(subsystem->display, subsystem->root_window, subsystem->fb_pixmap,
subsystem->xshm_gc, 0, 0, subsystem->width, subsystem->height, 0, 0);
XSync(subsystem->display, False);
XUnlockDisplay(subsystem->display);
image = subsystem->fb_image;
status = shadow_capture_compare(surface->data, surface->scanline, surface->width, surface->height,
(BYTE*) &(image->data[surface->width * 4]), image->bytes_per_line, &invalidRect);
if (status > 0)
{
x = invalidRect.left;
y = invalidRect.top;
width = invalidRect.right - invalidRect.left;
height = invalidRect.bottom - invalidRect.top;
freerdp_image_copy(surface->data, PIXEL_FORMAT_XRGB32,
surface->scanline, x - surface->x, y - surface->y, width, height,
(BYTE*) image->data, PIXEL_FORMAT_XRGB32,
image->bytes_per_line, x, y, NULL);
region16_union_rect(&(subsystem->invalidRegion), &(subsystem->invalidRegion), &invalidRect);
x11_shadow_blend_cursor(subsystem);
count = ArrayList_Count(server->clients);
InitializeSynchronizationBarrier(&(subsystem->barrier), count + 1, -1);
SetEvent(subsystem->updateEvent);
EnterSynchronizationBarrier(&(subsystem->barrier), 0);
DeleteSynchronizationBarrier(&(subsystem->barrier));
ResetEvent(subsystem->updateEvent);
region16_clear(&(subsystem->invalidRegion));
}
}
else
{
XLockDisplay(subsystem->display);
image = XGetImage(subsystem->display, subsystem->root_window,
surface->x, surface->y, surface->width, surface->height, AllPlanes, ZPixmap);
XUnlockDisplay(subsystem->display);
status = shadow_capture_compare(surface->data, surface->scanline, surface->width, surface->height,
(BYTE*) image->data, image->bytes_per_line, &invalidRect);
if (status > 0)
{
x = invalidRect.left;
y = invalidRect.top;
width = invalidRect.right - invalidRect.left;
height = invalidRect.bottom - invalidRect.top;
freerdp_image_copy(surface->data, PIXEL_FORMAT_XRGB32,
surface->scanline, x, y, width, height,
(BYTE*) image->data, PIXEL_FORMAT_XRGB32,
image->bytes_per_line, x, y, NULL);
region16_union_rect(&(subsystem->invalidRegion), &(subsystem->invalidRegion), &invalidRect);
x11_shadow_blend_cursor(subsystem);
count = ArrayList_Count(server->clients);
InitializeSynchronizationBarrier(&(subsystem->barrier), count + 1, -1);
SetEvent(subsystem->updateEvent);
EnterSynchronizationBarrier(&(subsystem->barrier), 0);
DeleteSynchronizationBarrier(&(subsystem->barrier));
ResetEvent(subsystem->updateEvent);
region16_clear(&(subsystem->invalidRegion));
}
XDestroyImage(image);
}
return 1;
}
BOOL region16_intersect_rect(REGION16 *dst, const REGION16 *src, const RECTANGLE_16 *rect)
{
REGION16_DATA *newItems;
const RECTANGLE_16 *srcPtr, *endPtr, *srcExtents;
RECTANGLE_16 *dstPtr;
int nbRects, usedRects;
RECTANGLE_16 common, newExtents;
assert(src);
assert(src->data);
srcPtr = region16_rects(src, &nbRects);
if (!nbRects)
{
region16_clear(dst);
return TRUE;
}
srcExtents = region16_extents(src);
if (nbRects == 1)
{
BOOL intersects = rectangles_intersection(srcExtents, rect, &common);
region16_clear(dst);
if (intersects)
return region16_union_rect(dst, dst, &common);
return TRUE;
}
newItems = allocateRegion(nbRects);
if (!newItems)
return FALSE;
dstPtr = (RECTANGLE_16*) (&newItems[1]);
usedRects = 0;
ZeroMemory(&newExtents, sizeof(newExtents));
/* accumulate intersecting rectangles, the final region16_simplify_bands() will
* do all the bad job to recreate correct rectangles
*/
for (endPtr = srcPtr + nbRects; (srcPtr < endPtr) && (rect->bottom > srcPtr->top); srcPtr++)
{
if (rectangles_intersection(srcPtr, rect, &common))
{
*dstPtr = common;
usedRects++;
dstPtr++;
newExtents.top = MIN(common.top, newExtents.top);
newExtents.left = MIN(common.left, newExtents.left);
newExtents.bottom = MAX(common.bottom, newExtents.bottom);
newExtents.right = MAX(common.right, newExtents.right);
}
}
newItems->nbRects = usedRects;
newItems->size = sizeof(REGION16_DATA) + (usedRects * sizeof(RECTANGLE_16));
if (dst->data->size)
free(dst->data);
dst->data = realloc(newItems, newItems->size);
if (!dst->data)
{
free(newItems);
return FALSE;
}
dst->extents = newExtents;
return region16_simplify_bands(dst);
}
int x11_shadow_screen_grab(x11ShadowSubsystem* subsystem)
{
int count;
int status;
int x, y;
int width, height;
XImage* image;
rdpShadowScreen* screen;
rdpShadowServer* server;
rdpShadowSurface* surface;
RECTANGLE_16 invalidRect;
RECTANGLE_16 surfaceRect;
const RECTANGLE_16 *extents;
server = subsystem->server;
surface = server->surface;
screen = server->screen;
count = ArrayList_Count(server->clients);
if (count < 1)
return 1;
if ((count == 1) && subsystem->suppressOutput)
return 1;
surfaceRect.left = 0;
surfaceRect.top = 0;
surfaceRect.right = surface->width;
surfaceRect.bottom = surface->height;
XLockDisplay(subsystem->display);
if (subsystem->use_xshm)
{
image = subsystem->fb_image;
XCopyArea(subsystem->display, subsystem->root_window, subsystem->fb_pixmap,
subsystem->xshm_gc, 0, 0, subsystem->width, subsystem->height, 0, 0);
status = shadow_capture_compare(surface->data, surface->scanline, surface->width, surface->height,
(BYTE*) &(image->data[surface->width * 4]), image->bytes_per_line, &invalidRect);
}
else
{
image = XGetImage(subsystem->display, subsystem->root_window,
surface->x, surface->y, surface->width, surface->height, AllPlanes, ZPixmap);
status = shadow_capture_compare(surface->data, surface->scanline, surface->width, surface->height,
(BYTE*) image->data, image->bytes_per_line, &invalidRect);
}
XSync(subsystem->display, False);
XUnlockDisplay(subsystem->display);
region16_union_rect(&(subsystem->invalidRegion), &(subsystem->invalidRegion), &invalidRect);
region16_intersect_rect(&(subsystem->invalidRegion), &(subsystem->invalidRegion), &surfaceRect);
if (!region16_is_empty(&(subsystem->invalidRegion)))
{
extents = region16_extents(&(subsystem->invalidRegion));
x = extents->left;
y = extents->top;
width = extents->right - extents->left;
height = extents->bottom - extents->top;
freerdp_image_copy(surface->data, PIXEL_FORMAT_XRGB32,
surface->scanline, x, y, width, height,
(BYTE*) image->data, PIXEL_FORMAT_XRGB32,
image->bytes_per_line, x, y, NULL);
//x11_shadow_blend_cursor(subsystem);
count = ArrayList_Count(server->clients);
InitializeSynchronizationBarrier(&(subsystem->barrier), count + 1, -1);
SetEvent(subsystem->updateEvent);
EnterSynchronizationBarrier(&(subsystem->barrier), 0);
DeleteSynchronizationBarrier(&(subsystem->barrier));
if (count == 1)
{
rdpShadowClient* client;
client = (rdpShadowClient*) ArrayList_GetItem(server->clients, 0);
if (client)
{
subsystem->captureFrameRate = client->encoder->fps;
}
}
ResetEvent(subsystem->updateEvent);
region16_clear(&(subsystem->invalidRegion));
}
if (!subsystem->use_xshm)
XDestroyImage(image);
return 1;
}
static int xf_OutputUpdate(xfContext* xfc, xfGfxSurface* surface)
{
UINT16 width, height;
UINT32 surfaceX, surfaceY;
RECTANGLE_16 surfaceRect;
const RECTANGLE_16* extents;
surfaceX = surface->outputOriginX;
surfaceY = surface->outputOriginY;
surfaceRect.left = surfaceX;
surfaceRect.top = surfaceY;
surfaceRect.right = surfaceX + surface->width;
surfaceRect.bottom = surfaceY + surface->height;
XSetClipMask(xfc->display, xfc->gc, None);
XSetFunction(xfc->display, xfc->gc, GXcopy);
XSetFillStyle(xfc->display, xfc->gc, FillSolid);
if (!region16_is_empty(&surface->invalidRegion))
{
extents = region16_extents(&surface->invalidRegion);
width = extents->right - extents->left;
height = extents->bottom - extents->top;
if (width > surface->width)
width = surface->width;
if (height > surface->height)
height = surface->height;
if (surface->stage)
{
freerdp_image_copy(surface->stage, xfc->format, surface->stageStep, 0, 0,
surface->width, surface->height, surface->data, surface->format, surface->scanline, 0, 0, NULL);
}
#ifdef WITH_XRENDER
if (xfc->settings->SmartSizing || xfc->settings->MultiTouchGestures)
{
XPutImage(xfc->display, xfc->primary, xfc->gc, surface->image,
extents->left, extents->top, extents->left + surfaceX, extents->top + surfaceY, width, height);
xf_draw_screen(xfc, extents->left, extents->top, width, height);
}
else
#endif
{
XPutImage(xfc->display, xfc->drawable, xfc->gc, surface->image,
extents->left, extents->top, extents->left + surfaceX, extents->top + surfaceY, width, height);
}
}
region16_clear(&surface->invalidRegion);
XSetClipMask(xfc->display, xfc->gc, None);
XSync(xfc->display, False);
return 1;
}
static int test_r1_r7_r8(void)
{
REGION16 region;
int retCode = -1;
const RECTANGLE_16* rects;
UINT32 nbRects;
RECTANGLE_16 r1 = { 0, 101, 200, 201};
RECTANGLE_16 r7 = {300, 101, 500, 201};
RECTANGLE_16 r8 = {150, 121, 400, 131};
RECTANGLE_16 r1_r7_r8[] =
{
{ 0, 101, 200, 121},
{300, 101, 500, 121},
{ 0, 121, 500, 131},
{ 0, 131, 200, 201},
{300, 131, 500, 201},
};
/*
* +===============================================================
* |
* |+--------+ +--------+ +--------+ +--------+
* || r1 | | r7 | | | | |
* || +------------+ | +--------+---+--------+
* || | r8 | | =====> | |
* || +------------+ | +--------+---+--------+
* || | | | | | | |
* |+--------+ +--------+ +--------+ +--------+
* |
*/
region16_init(®ion);
if (!region16_union_rect(®ion, ®ion, &r1))
goto out;
if (!region16_union_rect(®ion, ®ion, &r7))
goto out;
if (!region16_union_rect(®ion, ®ion, &r8))
goto out;
rects = region16_rects(®ion, &nbRects);
if (!rects || nbRects != 5 || !compareRectangles(rects, r1_r7_r8, nbRects))
goto out;
region16_clear(®ion);
if (!region16_union_rect(®ion, ®ion, &r1))
goto out;
if (!region16_union_rect(®ion, ®ion, &r8))
goto out;
if (!region16_union_rect(®ion, ®ion, &r7))
goto out;
rects = region16_rects(®ion, &nbRects);
if (!rects || nbRects != 5 || !compareRectangles(rects, r1_r7_r8, nbRects))
goto out;
region16_clear(®ion);
if (!region16_union_rect(®ion, ®ion, &r8))
goto out;
if (!region16_union_rect(®ion, ®ion, &r7))
goto out;
if (!region16_union_rect(®ion, ®ion, &r1))
goto out;
rects = region16_rects(®ion, &nbRects);
if (!rects || nbRects != 5 || !compareRectangles(rects, r1_r7_r8, nbRects))
goto out;
retCode = 0;
out:
region16_uninit(®ion);
return retCode;
}
int shadow_client_send_surface_update(rdpShadowClient* client)
{
int status = -1;
int nXSrc, nYSrc;
int nWidth, nHeight;
rdpContext* context;
rdpSettings* settings;
rdpShadowServer* server;
rdpShadowSurface* surface;
rdpShadowEncoder* encoder;
REGION16 invalidRegion;
RECTANGLE_16 surfaceRect;
const RECTANGLE_16* extents;
context = (rdpContext*) client;
settings = context->settings;
server = client->server;
encoder = client->encoder;
surface = client->inLobby ? server->lobby : server->surface;
EnterCriticalSection(&(client->lock));
region16_init(&invalidRegion);
region16_copy(&invalidRegion, &(client->invalidRegion));
region16_clear(&(client->invalidRegion));
LeaveCriticalSection(&(client->lock));
surfaceRect.left = 0;
surfaceRect.top = 0;
surfaceRect.right = surface->width;
surfaceRect.bottom = surface->height;
region16_intersect_rect(&invalidRegion, &invalidRegion, &surfaceRect);
if (server->shareSubRect)
{
region16_intersect_rect(&invalidRegion, &invalidRegion, &(server->subRect));
}
if (region16_is_empty(&invalidRegion))
{
region16_uninit(&invalidRegion);
return 1;
}
extents = region16_extents(&invalidRegion);
nXSrc = extents->left - 0;
nYSrc = extents->top - 0;
nWidth = extents->right - extents->left;
nHeight = extents->bottom - extents->top;
//WLog_INFO(TAG, "shadow_client_send_surface_update: x: %d y: %d width: %d height: %d right: %d bottom: %d",
// nXSrc, nYSrc, nWidth, nHeight, nXSrc + nWidth, nYSrc + nHeight);
if (settings->RemoteFxCodec || settings->NSCodec)
{
status = shadow_client_send_surface_bits(client, surface, nXSrc, nYSrc, nWidth, nHeight);
}
else
{
status = shadow_client_send_bitmap_update(client, surface, nXSrc, nYSrc, nWidth, nHeight);
}
region16_uninit(&invalidRegion);
return status;
}
void* shadow_client_thread(rdpShadowClient* client)
{
DWORD status;
DWORD nCount;
wMessage message;
wMessage pointerPositionMsg;
wMessage pointerAlphaMsg;
wMessage audioVolumeMsg;
HANDLE events[32];
HANDLE ClientEvent;
HANDLE ChannelEvent;
void* UpdateSubscriber;
HANDLE UpdateEvent;
freerdp_peer* peer;
rdpContext* context;
rdpSettings* settings;
rdpShadowServer* server;
rdpShadowScreen* screen;
rdpShadowEncoder* encoder;
rdpShadowSubsystem* subsystem;
wMessageQueue* MsgQueue = client->MsgQueue;
server = client->server;
screen = server->screen;
encoder = client->encoder;
subsystem = server->subsystem;
context = (rdpContext*) client;
peer = context->peer;
settings = peer->settings;
peer->Capabilities = shadow_client_capabilities;
peer->PostConnect = shadow_client_post_connect;
peer->Activate = shadow_client_activate;
shadow_input_register_callbacks(peer->input);
peer->Initialize(peer);
peer->update->RefreshRect = (pRefreshRect)shadow_client_refresh_rect;
peer->update->SuppressOutput = (pSuppressOutput)shadow_client_suppress_output;
peer->update->SurfaceFrameAcknowledge = (pSurfaceFrameAcknowledge)shadow_client_surface_frame_acknowledge;
if ((!client->vcm) || (!subsystem->updateEvent))
goto out;
UpdateSubscriber = shadow_multiclient_get_subscriber(subsystem->updateEvent);
if (!UpdateSubscriber)
goto out;
UpdateEvent = shadow_multiclient_getevent(UpdateSubscriber);
ClientEvent = peer->GetEventHandle(peer);
ChannelEvent = WTSVirtualChannelManagerGetEventHandle(client->vcm);
while (1)
{
nCount = 0;
events[nCount++] = UpdateEvent;
events[nCount++] = ClientEvent;
events[nCount++] = ChannelEvent;
events[nCount++] = MessageQueue_Event(MsgQueue);
status = WaitForMultipleObjects(nCount, events, FALSE, INFINITE);
if (WaitForSingleObject(UpdateEvent, 0) == WAIT_OBJECT_0)
{
if (client->activated)
{
int index;
int numRects = 0;
const RECTANGLE_16* rects;
int width, height;
/* Check resize */
shadow_client_calc_desktop_size(server, &width, &height);
if (settings->DesktopWidth != (UINT32)width || settings->DesktopHeight != (UINT32)height)
{
/* Screen size changed, do resize */
settings->DesktopWidth = width;
settings->DesktopHeight = height;
/**
* Unset client activated flag to avoid sending update message during
* resize. DesktopResize will reactive the client and
* shadow_client_activate would be invoked later.
*/
client->activated = FALSE;
/* Send Resize */
peer->update->DesktopResize(peer->update->context); // update_send_desktop_resize
/* Clear my invalidRegion. shadow_client_activate refreshes fullscreen */
region16_clear(&(client->invalidRegion));
WLog_ERR(TAG, "Client from %s is resized (%dx%d@%d)",
peer->hostname, settings->DesktopWidth, settings->DesktopHeight, settings->ColorDepth);
}
else
{
/* Send frame */
rects = region16_rects(&(subsystem->invalidRegion), &numRects);
for (index = 0; index < numRects; index++)
{
region16_union_rect(&(client->invalidRegion), &(client->invalidRegion), &rects[index]);
}
shadow_client_send_surface_update(client);
}
}
/*
* The return value of shadow_multiclient_consume is whether or not the subscriber really consumes the event.
* It's not cared currently.
*/
(void)shadow_multiclient_consume(UpdateSubscriber);
}
if (WaitForSingleObject(ClientEvent, 0) == WAIT_OBJECT_0)
{
if (!peer->CheckFileDescriptor(peer))
{
WLog_ERR(TAG, "Failed to check FreeRDP file descriptor");
break;
}
}
if (WaitForSingleObject(ChannelEvent, 0) == WAIT_OBJECT_0)
{
if (!WTSVirtualChannelManagerCheckFileDescriptor(client->vcm))
{
WLog_ERR(TAG, "WTSVirtualChannelManagerCheckFileDescriptor failure");
break;
}
}
if (WaitForSingleObject(MessageQueue_Event(MsgQueue), 0) == WAIT_OBJECT_0)
{
/* Drain messages. Pointer update could be accumulated. */
pointerPositionMsg.id = 0;
pointerPositionMsg.Free= NULL;
pointerAlphaMsg.id = 0;
pointerAlphaMsg.Free = NULL;
audioVolumeMsg.id = 0;
audioVolumeMsg.Free = NULL;
while (MessageQueue_Peek(MsgQueue, &message, TRUE))
{
if (message.id == WMQ_QUIT)
{
break;
}
switch(message.id)
{
case SHADOW_MSG_OUT_POINTER_POSITION_UPDATE_ID:
/* Abandon previous message */
shadow_client_free_queued_message(&pointerPositionMsg);
CopyMemory(&pointerPositionMsg, &message, sizeof(wMessage));
break;
case SHADOW_MSG_OUT_POINTER_ALPHA_UPDATE_ID:
/* Abandon previous message */
shadow_client_free_queued_message(&pointerAlphaMsg);
CopyMemory(&pointerAlphaMsg, &message, sizeof(wMessage));
break;
case SHADOW_MSG_OUT_AUDIO_OUT_VOLUME_ID:
/* Abandon previous message */
shadow_client_free_queued_message(&audioVolumeMsg);
CopyMemory(&audioVolumeMsg, &message, sizeof(wMessage));
break;
default:
shadow_client_subsystem_process_message(client, &message);
break;
}
}
if (message.id == WMQ_QUIT)
{
/* Release stored message */
shadow_client_free_queued_message(&pointerPositionMsg);
shadow_client_free_queued_message(&pointerAlphaMsg);
shadow_client_free_queued_message(&audioVolumeMsg);
break;
}
else
{
/* Process accumulated messages if needed */
if (pointerPositionMsg.id)
{
shadow_client_subsystem_process_message(client, &pointerPositionMsg);
}
if (pointerAlphaMsg.id)
{
shadow_client_subsystem_process_message(client, &pointerAlphaMsg);
}
if (audioVolumeMsg.id)
{
shadow_client_subsystem_process_message(client, &audioVolumeMsg);
}
}
}
}
/* Free channels early because we establish channels in post connect */
shadow_client_channels_free(client);
if (UpdateSubscriber)
{
shadow_multiclient_release_subscriber(UpdateSubscriber);
UpdateSubscriber = NULL;
}
if (peer->connected && subsystem->ClientDisconnect)
{
subsystem->ClientDisconnect(subsystem, client);
}
out:
peer->Disconnect(peer);
freerdp_peer_context_free(peer);
freerdp_peer_free(peer);
ExitThread(0);
return NULL;
}
int xf_OutputUpdate(xfContext* xfc)
{
UINT16 width, height;
xfGfxSurface* surface;
RECTANGLE_16 surfaceRect;
const RECTANGLE_16* extents;
if (!xfc->graphicsReset)
return 1;
surface = (xfGfxSurface*) xfc->gfx->GetSurfaceData(xfc->gfx, xfc->outputSurfaceId);
if (!surface)
return -1;
surfaceRect.left = 0;
surfaceRect.top = 0;
surfaceRect.right = xfc->width;
surfaceRect.bottom = xfc->height;
region16_intersect_rect(&(xfc->invalidRegion), &(xfc->invalidRegion), &surfaceRect);
XSetClipMask(xfc->display, xfc->gc, None);
XSetFunction(xfc->display, xfc->gc, GXcopy);
XSetFillStyle(xfc->display, xfc->gc, FillSolid);
if (!region16_is_empty(&(xfc->invalidRegion)))
{
extents = region16_extents(&(xfc->invalidRegion));
width = extents->right - extents->left;
height = extents->bottom - extents->top;
if (width > xfc->width)
width = xfc->width;
if (height > xfc->height)
height = xfc->height;
if (surface->stage)
{
freerdp_image_copy(surface->stage, xfc->format, surface->stageStep, 0, 0,
surface->width, surface->height, surface->data, surface->format, surface->scanline, 0, 0, NULL);
}
#ifdef WITH_XRENDER
if (xfc->settings->SmartSizing || xfc->settings->MultiTouchGestures)
{
XPutImage(xfc->display, xfc->primary, xfc->gc, surface->image,
extents->left, extents->top, extents->left, extents->top, width, height);
xf_draw_screen(xfc, extents->left, extents->top, width, height);
}
else
#endif
{
XPutImage(xfc->display, xfc->drawable, xfc->gc, surface->image,
extents->left, extents->top, extents->left, extents->top, width, height);
}
}
region16_clear(&(xfc->invalidRegion));
XSetClipMask(xfc->display, xfc->gc, None);
XSync(xfc->display, True);
return 1;
}
int win_shadow_surface_copy(winShadowSubsystem* subsystem)
{
int x, y;
int width;
int height;
int count;
int status = 1;
int nDstStep = 0;
BYTE* pDstData = NULL;
rdpShadowServer* server;
rdpShadowSurface* surface;
RECTANGLE_16 surfaceRect;
RECTANGLE_16 invalidRect;
const RECTANGLE_16* extents;
server = subsystem->server;
surface = server->surface;
if (ArrayList_Count(server->clients) < 1)
{
region16_clear(&(subsystem->invalidRegion));
return 1;
}
surfaceRect.left = surface->x;
surfaceRect.top = surface->y;
surfaceRect.right = surface->x + surface->width;
surfaceRect.bottom = surface->y + surface->height;
region16_intersect_rect(&(subsystem->invalidRegion), &(subsystem->invalidRegion), &surfaceRect);
if (region16_is_empty(&(subsystem->invalidRegion)))
return 1;
extents = region16_extents(&(subsystem->invalidRegion));
CopyMemory(&invalidRect, extents, sizeof(RECTANGLE_16));
shadow_capture_align_clip_rect(&invalidRect, &surfaceRect);
x = invalidRect.left;
y = invalidRect.top;
width = invalidRect.right - invalidRect.left;
height = invalidRect.bottom - invalidRect.top;
if (0)
{
x = 0;
y = 0;
width = surface->width;
height = surface->height;
}
WLog_INFO(TAG, "SurfaceCopy x: %d y: %d width: %d height: %d right: %d bottom: %d",
x, y, width, height, x + width, y + height);
#if defined(WITH_WDS_API)
{
rdpGdi* gdi;
shwContext* shw;
rdpContext* context;
shw = subsystem->shw;
context = (rdpContext*) shw;
gdi = context->gdi;
pDstData = gdi->primary_buffer;
nDstStep = gdi->width * 4;
}
#elif defined(WITH_DXGI_1_2)
status = win_shadow_dxgi_fetch_frame_data(subsystem, &pDstData, &nDstStep, x, y, width, height);
#endif
if (status <= 0)
return status;
freerdp_image_copy(surface->data, PIXEL_FORMAT_XRGB32,
surface->scanline, x - surface->x, y - surface->y, width, height,
pDstData, PIXEL_FORMAT_XRGB32, nDstStep, 0, 0, NULL);
ArrayList_Lock(server->clients);
count = ArrayList_Count(server->clients);
shadow_multiclient_publish_and_wait(subsystem->updateEvent);
ArrayList_Unlock(server->clients);
region16_clear(&(subsystem->invalidRegion));
return 1;
}
int x11_shadow_screen_grab(x11ShadowSubsystem* subsystem)
{
int count;
int status;
int x, y;
int width, height;
XImage* image;
rdpShadowScreen* screen;
rdpShadowServer* server;
rdpShadowSurface* surface;
RECTANGLE_16 invalidRect;
RECTANGLE_16 surfaceRect;
const RECTANGLE_16 *extents;
server = subsystem->server;
surface = server->surface;
screen = server->screen;
count = ArrayList_Count(server->clients);
if (count < 1)
return 1;
surfaceRect.left = 0;
surfaceRect.top = 0;
surfaceRect.right = surface->width;
surfaceRect.bottom = surface->height;
XLockDisplay(subsystem->display);
/*
* Ignore BadMatch error during image capture. The screen size may be
* changed outside. We will resize to correct resolution at next frame
*/
XSetErrorHandler(x11_shadow_error_handler_for_capture);
if (subsystem->use_xshm)
{
image = subsystem->fb_image;
XCopyArea(subsystem->display, subsystem->root_window, subsystem->fb_pixmap,
subsystem->xshm_gc, 0, 0, subsystem->width, subsystem->height, 0, 0);
status = shadow_capture_compare(surface->data, surface->scanline, surface->width, surface->height,
(BYTE*) &(image->data[surface->width * 4]), image->bytes_per_line, &invalidRect);
}
else
{
image = XGetImage(subsystem->display, subsystem->root_window,
surface->x, surface->y, surface->width, surface->height, AllPlanes, ZPixmap);
if (!image)
{
/*
* BadMatch error happened. The size may have been changed again.
* Give up this frame and we will resize again in next frame
*/
goto fail_capture;
}
status = shadow_capture_compare(surface->data, surface->scanline, surface->width, surface->height,
(BYTE*) image->data, image->bytes_per_line, &invalidRect);
}
/* Restore the default error handler */
XSetErrorHandler(NULL);
XSync(subsystem->display, False);
XUnlockDisplay(subsystem->display);
region16_union_rect(&(surface->invalidRegion), &(surface->invalidRegion), &invalidRect);
region16_intersect_rect(&(surface->invalidRegion), &(surface->invalidRegion), &surfaceRect);
if (!region16_is_empty(&(surface->invalidRegion)))
{
extents = region16_extents(&(surface->invalidRegion));
x = extents->left;
y = extents->top;
width = extents->right - extents->left;
height = extents->bottom - extents->top;
freerdp_image_copy(surface->data, PIXEL_FORMAT_XRGB32,
surface->scanline, x, y, width, height,
(BYTE*) image->data, PIXEL_FORMAT_XRGB32,
image->bytes_per_line, x, y, NULL);
//x11_shadow_blend_cursor(subsystem);
count = ArrayList_Count(server->clients);
shadow_subsystem_frame_update((rdpShadowSubsystem *)subsystem);
if (count == 1)
{
rdpShadowClient* client;
client = (rdpShadowClient*) ArrayList_GetItem(server->clients, 0);
if (client)
{
subsystem->captureFrameRate = shadow_encoder_preferred_fps(client->encoder);
}
}
region16_clear(&(surface->invalidRegion));
}
if (!subsystem->use_xshm)
XDestroyImage(image);
return 1;
fail_capture:
XSetErrorHandler(NULL);
XSync(subsystem->display, False);
XUnlockDisplay(subsystem->display);
return 0;
}
/**
* Function description
*
* @return TRUE on success (or nothing need to be updated)
*/
static BOOL shadow_client_send_surface_update(rdpShadowClient* client, SHADOW_GFX_STATUS* pStatus)
{
BOOL ret = TRUE;
int nXSrc, nYSrc;
int nWidth, nHeight;
rdpContext* context;
rdpSettings* settings;
rdpShadowServer* server;
rdpShadowSurface* surface;
rdpShadowEncoder* encoder;
REGION16 invalidRegion;
RECTANGLE_16 surfaceRect;
const RECTANGLE_16* extents;
BYTE* pSrcData;
int nSrcStep;
int index;
int numRects = 0;
const RECTANGLE_16* rects;
context = (rdpContext*) client;
settings = context->settings;
server = client->server;
encoder = client->encoder;
surface = client->inLobby ? server->lobby : server->surface;
EnterCriticalSection(&(client->lock));
region16_init(&invalidRegion);
region16_copy(&invalidRegion, &(client->invalidRegion));
region16_clear(&(client->invalidRegion));
LeaveCriticalSection(&(client->lock));
rects = region16_rects(&(surface->invalidRegion), &numRects);
for (index = 0; index < numRects; index++)
{
region16_union_rect(&invalidRegion, &invalidRegion, &rects[index]);
}
surfaceRect.left = 0;
surfaceRect.top = 0;
surfaceRect.right = surface->width;
surfaceRect.bottom = surface->height;
region16_intersect_rect(&invalidRegion, &invalidRegion, &surfaceRect);
if (server->shareSubRect)
{
region16_intersect_rect(&invalidRegion, &invalidRegion, &(server->subRect));
}
if (region16_is_empty(&invalidRegion))
{
/* No image region need to be updated. Success */
goto out;
}
extents = region16_extents(&invalidRegion);
nXSrc = extents->left;
nYSrc = extents->top;
nWidth = extents->right - extents->left;
nHeight = extents->bottom - extents->top;
pSrcData = surface->data;
nSrcStep = surface->scanline;
/* Move to new pSrcData / nXSrc / nYSrc according to sub rect */
if (server->shareSubRect)
{
int subX, subY;
subX = server->subRect.left;
subY = server->subRect.top;
nXSrc -= subX;
nYSrc -= subY;
pSrcData = &pSrcData[(subY * nSrcStep) + (subX * 4)];
}
//WLog_INFO(TAG, "shadow_client_send_surface_update: x: %d y: %d width: %d height: %d right: %d bottom: %d",
// nXSrc, nYSrc, nWidth, nHeight, nXSrc + nWidth, nYSrc + nHeight);
if (settings->SupportGraphicsPipeline &&
settings->GfxH264 &&
pStatus->gfxOpened)
{
/* GFX/h264 always full screen encoded */
nWidth = settings->DesktopWidth;
nHeight = settings->DesktopHeight;
/* Create primary surface if have not */
if (!pStatus->gfxSurfaceCreated)
{
/* Only init surface when we have h264 supported */
if (!(ret = shadow_client_rdpgfx_reset_graphic(client)))
goto out;
if (!(ret = shadow_client_rdpgfx_new_surface(client)))
goto out;
pStatus->gfxSurfaceCreated = TRUE;
}
ret = shadow_client_send_surface_gfx(client, pSrcData, nSrcStep, 0, 0, nWidth, nHeight);
}
else if (settings->RemoteFxCodec || settings->NSCodec)
{
ret = shadow_client_send_surface_bits(client, pSrcData, nSrcStep, nXSrc, nYSrc, nWidth, nHeight);
}
else
{
ret = shadow_client_send_bitmap_update(client, pSrcData, nSrcStep, nXSrc, nYSrc, nWidth, nHeight);
}
out:
region16_uninit(&invalidRegion);
return ret;
}