static int test_empty_rectangle(void)
{
REGION16 region, intersection;
int retCode = -1;
int i;
RECTANGLE_16 emptyRectangles[3] =
{
{ 0, 0, 0, 0},
{ 10, 10, 10, 11},
{ 10, 10, 11, 10}
};
RECTANGLE_16 firstRect =
{
0, 0, 100, 100
};
RECTANGLE_16 anotherRect =
{
100, 100, 200, 200
};
RECTANGLE_16 expected_inter_extents =
{
0, 0, 0, 0
};
region16_init(®ion);
region16_init(&intersection);
/* Check for empty rectangles */
for (i = 0; i < 3; i++)
{
if (!rectangle_is_empty(&emptyRectangles[i]))
goto out;
}
/* Check for non-empty rectangles */
if (rectangle_is_empty(&firstRect))
goto out;
/* Intersect 2 non-intersect rectangle, result should be empty */
if (!region16_union_rect(®ion, ®ion, &firstRect))
goto out;
if (!region16_intersect_rect(®ion, ®ion, &anotherRect))
goto out;
if (!compareRectangles(region16_extents(®ion), &expected_inter_extents, 1))
goto out;
if (!region16_is_empty(®ion))
goto out;
if (!rectangle_is_empty(region16_extents(&intersection)))
goto out;
retCode = 0;
out:
region16_uninit(&intersection);
region16_uninit(®ion);
return retCode;
}
BOOL region16_intersects_rect(const REGION16 *src, const RECTANGLE_16 *arg2)
{
const RECTANGLE_16 *rect, *endPtr, *srcExtents;
int nbRects;
assert(src);
assert(src->data);
rect = region16_rects(src, &nbRects);
if (!nbRects)
return FALSE;
srcExtents = region16_extents(src);
if (nbRects == 1)
return rectangles_intersects(srcExtents, arg2);
if (!rectangles_intersects(srcExtents, arg2))
return FALSE;
endPtr = rect + nbRects;
for (endPtr = rect + nbRects; (rect < endPtr) && (arg2->bottom > rect->top); rect++)
{
if (rectangles_intersects(rect, arg2))
return TRUE;
}
return FALSE;
}
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;
}
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;
}
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);
}
BOOL wf_sw_end_paint(wfContext* wfc)
{
int i;
rdpGdi* gdi;
int ninvalid;
RECT updateRect;
HGDI_RGN cinvalid;
REGION16 invalidRegion;
RECTANGLE_16 invalidRect;
const RECTANGLE_16* extents;
rdpContext* context = (rdpContext*) wfc;
gdi = context->gdi;
ninvalid = gdi->primary->hdc->hwnd->ninvalid;
cinvalid = gdi->primary->hdc->hwnd->cinvalid;
if (ninvalid < 1)
return TRUE;
region16_init(&invalidRegion);
for (i = 0; i < ninvalid; i++)
{
invalidRect.left = cinvalid[i].x;
invalidRect.top = cinvalid[i].y;
invalidRect.right = cinvalid[i].x + cinvalid[i].w;
invalidRect.bottom = cinvalid[i].y + cinvalid[i].h;
region16_union_rect(&invalidRegion, &invalidRegion, &invalidRect);
}
if (!region16_is_empty(&invalidRegion))
{
extents = region16_extents(&invalidRegion);
updateRect.left = extents->left;
updateRect.top = extents->top;
updateRect.right = extents->right;
updateRect.bottom = extents->bottom;
InvalidateRect(wfc->hwnd, &updateRect, FALSE);
if (wfc->rail)
wf_rail_invalidate_region(wfc, &invalidRegion);
}
region16_uninit(&invalidRegion);
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 int test_norbert_case() {
REGION16 region, intersection;
int retCode = -1;
const RECTANGLE_16 *rects;
int nbRects, i;
RECTANGLE_16 inRectangles[5] = {
{1680, 0, 1920, 242},
{ 294, 242, 971, 776},
{1680, 242, 1920, 776},
{1680, 776, 1920, 1036},
{ 2, 1040, 53, 1078}
};
RECTANGLE_16 screenRect = {
0, 0, 1920, 1080
};
RECTANGLE_16 expected_inter_extents = {
0, 0, 1920, 1078
};
region16_init(®ion);
region16_init(&intersection);
for (i = 0; i < 5; i++)
{
if (!region16_union_rect(®ion, ®ion, &inRectangles[i]))
goto out;
}
if (!region16_intersect_rect(&intersection, ®ion, &screenRect))
goto out;
rects = region16_rects(&intersection, &nbRects);
if (!rects || nbRects != 5 || !compareRectangles(rects, inRectangles, nbRects))
goto out;
if (!compareRectangles(region16_extents(&intersection), &expected_inter_extents, 1) )
goto out;
retCode = 0;
out:
region16_uninit(&intersection);
region16_uninit(®ion);
return retCode;
}
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_norbert_case(void)
{
REGION16 region, intersection;
int retCode = -1;
const RECTANGLE_16* rects;
UINT32 nbRects, i;
RECTANGLE_16 inRectangles[5] =
{
{1680, 0, 1920, 242},
{ 294, 242, 971, 776},
{1680, 242, 1920, 776},
{1680, 776, 1920, 1036},
{ 2, 1040, 53, 1078}
};
RECTANGLE_16 screenRect =
{
0, 0, 1920, 1080
};
RECTANGLE_16 expected_inter_extents =
{
2, 0, 1920, 1078
};
region16_init(®ion);
region16_init(&intersection);
/*
* Consider following as a screen with resolution 1920*1080
* | | | | | | |
* | |2 |53 |294 |971 |1680 |
* | | | | | | |
* 0 +=+======================================+======+
* | | | |
* | | R[0]|
* 242 | +-----------+ +------+
* | | | | | |
* | | | | |
* | | R[1]| | R[2]|
* 776 | | +-----------+ +------+
* | | |
* | | R[3]|
* 1036 | | +------+
* 1040 | +----+
* | |R[4]| Union of R[0-4]|
* 1078 | +----+ - - - - - - - -+
* 1080 |
*
*
* The result is union of R[0] - R[4].
* After intersected with the full screen rect, the
* result should keep the same.
*/
for (i = 0; i < 5; i++)
{
if (!region16_union_rect(®ion, ®ion, &inRectangles[i]))
goto out;
}
if (!compareRectangles(region16_extents(®ion), &expected_inter_extents, 1))
goto out;
if (!region16_intersect_rect(&intersection, ®ion, &screenRect))
goto out;
rects = region16_rects(&intersection, &nbRects);
if (!rects || nbRects != 5 || !compareRectangles(rects, inRectangles, nbRects))
goto out;
if (!compareRectangles(region16_extents(&intersection), &expected_inter_extents, 1))
goto out;
retCode = 0;
out:
region16_uninit(&intersection);
region16_uninit(®ion);
return retCode;
}
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;
}
RFX_MESSAGE* rfx_encode_message(RFX_CONTEXT* context, const RFX_RECT* rects, int numRects,
BYTE* data, int width, int height, int scanline)
{
int i, maxNbTiles, maxTilesX, maxTilesY;
int xIdx, yIdx, regionNbRects;
int gridRelX, gridRelY, ax, ay, bytesPerPixel;
RFX_TILE* tile;
RFX_RECT* rfxRect;
RFX_MESSAGE* message = NULL;
PTP_WORK* workObject = NULL;
RFX_TILE_COMPOSE_WORK_PARAM *workParam = NULL;
BOOL success = FALSE;
REGION16 rectsRegion, tilesRegion;
RECTANGLE_16 currentTileRect;
const RECTANGLE_16 *regionRect;
const RECTANGLE_16 *extents;
assert(data);
assert(rects);
assert(numRects > 0);
assert(width > 0);
assert(height > 0);
assert(scanline > 0);
if (!(message = (RFX_MESSAGE*)calloc(1, sizeof(RFX_MESSAGE))))
return NULL;
region16_init(&tilesRegion);
region16_init(&rectsRegion);
if (context->state == RFX_STATE_SEND_HEADERS)
rfx_update_context_properties(context);
message->frameIdx = context->frameIdx++;
if (!context->numQuant)
{
if (!(context->quants = (UINT32*) malloc(sizeof(rfx_default_quantization_values))))
goto skip_encoding_loop;
CopyMemory(context->quants, &rfx_default_quantization_values, sizeof(rfx_default_quantization_values));
context->numQuant = 1;
context->quantIdxY = 0;
context->quantIdxCb = 0;
context->quantIdxCr = 0;
}
message->numQuant = context->numQuant;
message->quantVals = context->quants;
bytesPerPixel = (context->bits_per_pixel / 8);
if (!computeRegion(rects, numRects, &rectsRegion, width, height))
goto skip_encoding_loop;
extents = region16_extents(&rectsRegion);
assert(extents->right - extents->left > 0);
assert(extents->bottom - extents->top > 0);
maxTilesX = 1 + TILE_NO(extents->right - 1) - TILE_NO(extents->left);
maxTilesY = 1 + TILE_NO(extents->bottom - 1) - TILE_NO(extents->top);
maxNbTiles = maxTilesX * maxTilesY;
if (!(message->tiles = calloc(maxNbTiles, sizeof(RFX_TILE*))))
goto skip_encoding_loop;
if (!setupWorkers(context, maxNbTiles))
goto skip_encoding_loop;
if (context->priv->UseThreads)
{
workObject = context->priv->workObjects;
workParam = context->priv->tileWorkParams;
}
regionRect = region16_rects(&rectsRegion, ®ionNbRects);
if (!(message->rects = calloc(regionNbRects, sizeof(RFX_RECT))))
goto skip_encoding_loop;
message->numRects = regionNbRects;
for (i = 0, rfxRect = message->rects; i < regionNbRects; i++, regionRect++, rfxRect++)
{
int startTileX = regionRect->left / 64;
int endTileX = (regionRect->right - 1) / 64;
int startTileY = regionRect->top / 64;
int endTileY = (regionRect->bottom - 1) / 64;
rfxRect->x = regionRect->left;
rfxRect->y = regionRect->top;
rfxRect->width = (regionRect->right - regionRect->left);
rfxRect->height = (regionRect->bottom - regionRect->top);
for (yIdx = startTileY, gridRelY = startTileY * 64; yIdx <= endTileY; yIdx++, gridRelY += 64 )
{
int tileHeight = 64;
if ((yIdx == endTileY) && (gridRelY + 64 > height))
tileHeight = height - gridRelY;
currentTileRect.top = gridRelY;
currentTileRect.bottom = gridRelY + tileHeight;
for (xIdx = startTileX, gridRelX = startTileX * 64; xIdx <= endTileX; xIdx++, gridRelX += 64)
{
int tileWidth = 64;
if ((xIdx == endTileX) && (gridRelX + 64 > width))
tileWidth = width - gridRelX;
currentTileRect.left = gridRelX;
currentTileRect.right = gridRelX + tileWidth;
/* checks if this tile is already treated */
if (region16_intersects_rect(&tilesRegion, ¤tTileRect))
continue;
if (!(tile = (RFX_TILE*) ObjectPool_Take(context->priv->TilePool)))
goto skip_encoding_loop;
tile->xIdx = xIdx;
tile->yIdx = yIdx;
tile->x = gridRelX;
tile->y = gridRelY;
tile->scanline = scanline;
tile->width = tileWidth;
tile->height = tileHeight;
ax = gridRelX;
ay = gridRelY;
if (tile->data && tile->allocated)
{
free(tile->data);
tile->allocated = FALSE;
}
tile->data = &data[(ay * scanline) + (ax * bytesPerPixel)];
tile->quantIdxY = context->quantIdxY;
tile->quantIdxCb = context->quantIdxCb;
tile->quantIdxCr = context->quantIdxCr;
tile->YLen = tile->CbLen = tile->CrLen = 0;
if (!(tile->YCbCrData = (BYTE *)BufferPool_Take(context->priv->BufferPool, -1)))
goto skip_encoding_loop;
tile->YData = (BYTE*) &(tile->YCbCrData[((8192 + 32) * 0) + 16]);
tile->CbData = (BYTE*) &(tile->YCbCrData[((8192 + 32) * 1) + 16]);
tile->CrData = (BYTE*) &(tile->YCbCrData[((8192 + 32) * 2) + 16]);
message->tiles[message->numTiles] = tile;
message->numTiles++;
if (context->priv->UseThreads)
{
workParam->context = context;
workParam->tile = tile;
if (!(*workObject = CreateThreadpoolWork(
(PTP_WORK_CALLBACK)rfx_compose_message_tile_work_callback,
(void*) workParam,
&context->priv->ThreadPoolEnv)))
{
goto skip_encoding_loop;
}
SubmitThreadpoolWork(*workObject);
workObject++;
workParam++;
}
else
{
rfx_encode_rgb(context, tile);
}
if (!region16_union_rect(&tilesRegion, &tilesRegion, ¤tTileRect))
goto skip_encoding_loop;
} /* xIdx */
} /* yIdx */
} /* rects */
success = TRUE;
skip_encoding_loop:
if (success && message->numTiles != maxNbTiles)
{
void* pmem = realloc((void*) message->tiles, sizeof(RFX_TILE*) * message->numTiles);
if (pmem)
message->tiles = (RFX_TILE**) pmem;
else
success = FALSE;
}
/* when using threads ensure all computations are done */
message->tilesDataSize = 0;
workObject = context->priv->workObjects;
for (i = 0; i < message->numTiles; i++)
{
tile = message->tiles[i];
if (context->priv->UseThreads)
{
if (*workObject)
{
WaitForThreadpoolWorkCallbacks(*workObject, FALSE);
CloseThreadpoolWork(*workObject);
}
workObject++;
}
message->tilesDataSize += rfx_tile_length(tile);
}
region16_uninit(&tilesRegion);
region16_uninit(&rectsRegion);
if (success)
return message;
WLog_ERR(TAG, "%s: failed", __FUNCTION__);
message->freeRects = TRUE;
rfx_message_free(context, message);
return NULL;
}
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);
}
BOOL region16_union_rect(REGION16 *dst, const REGION16 *src, const RECTANGLE_16 *rect)
{
const RECTANGLE_16* srcExtents;
RECTANGLE_16* dstExtents;
const RECTANGLE_16 *currentBand, *endSrcRect, *nextBand;
REGION16_DATA* newItems = NULL;
RECTANGLE_16* dstRect = NULL;
int usedRects, srcNbRects;
UINT16 topInterBand;
assert(src);
assert(src->data);
assert(dst);
srcExtents = region16_extents(src);
dstExtents = region16_extents_noconst(dst);
if (!region16_n_rects(src))
{
/* source is empty, so the union is rect */
dst->extents = *rect;
dst->data = allocateRegion(1);
if (!dst->data)
return FALSE;
dstRect = region16_rects_noconst(dst);
dstRect->top = rect->top;
dstRect->left = rect->left;
dstRect->right = rect->right;
dstRect->bottom = rect->bottom;
return TRUE;
}
newItems = allocateRegion((1 + region16_n_rects(src)) * 4);
if (!newItems)
return FALSE;
dstRect = (RECTANGLE_16*) (&newItems[1]);
usedRects = 0;
/* adds the piece of rect that is on the top of src */
if (rect->top < srcExtents->top)
{
dstRect->top = rect->top;
dstRect->left = rect->left;
dstRect->right = rect->right;
dstRect->bottom = srcExtents->top;
usedRects++;
dstRect++;
}
/* treat possibly overlapping region */
currentBand = region16_rects(src, &srcNbRects);
endSrcRect = currentBand + srcNbRects;
while (currentBand < endSrcRect)
{
if ((currentBand->bottom <= rect->top) || (rect->bottom <= currentBand->top) ||
rectangle_contained_in_band(currentBand, endSrcRect, rect))
{
/* no overlap between rect and the band, rect is totally below or totally above
* the current band, or rect is already covered by an item of the band.
* let's copy all the rectangles from this band
+----+
| | rect (case 1)
+----+
=================
band of srcRect
=================
+----+
| | rect (case 2)
+----+
*/
region16_copy_band_with_union(dstRect,
currentBand, endSrcRect,
currentBand->top, currentBand->bottom,
NULL, &usedRects,
&nextBand, &dstRect);
topInterBand = rect->top;
}
else
{
/* rect overlaps the band:
| | | |
====^=================| |==| |=========================== band
| top split | | | |
v | 1 | | 2 |
^ | | | | +----+ +----+
| merge zone | | | | | | | 4 |
v +----+ | | | | +----+
^ | | | 3 |
| bottom split | | | |
====v=========================| |==| |===================
| | | |
possible cases:
1) no top split, merge zone then a bottom split. The band will be splitted
in two
2) not band split, only the merge zone, band merged with rect but not splitted
3) a top split, the merge zone and no bottom split. The band will be split
in two
4) a top split, the merge zone and also a bottom split. The band will be
splitted in 3, but the coalesce algorithm may merge the created bands
*/
UINT16 mergeTop = currentBand->top;
UINT16 mergeBottom = currentBand->bottom;
/* test if we need a top split, case 3 and 4 */
if (rect->top > currentBand->top)
{
region16_copy_band_with_union(dstRect,
currentBand, endSrcRect,
currentBand->top, rect->top,
NULL, &usedRects,
&nextBand, &dstRect);
mergeTop = rect->top;
}
/* do the merge zone (all cases) */
if (rect->bottom < currentBand->bottom)
mergeBottom = rect->bottom;
region16_copy_band_with_union(dstRect,
currentBand, endSrcRect,
mergeTop, mergeBottom,
rect, &usedRects,
&nextBand, &dstRect);
/* test if we need a bottom split, case 1 and 4 */
if (rect->bottom < currentBand->bottom)
{
region16_copy_band_with_union(dstRect,
currentBand, endSrcRect,
mergeBottom, currentBand->bottom,
NULL, &usedRects,
&nextBand, &dstRect);
}
topInterBand = currentBand->bottom;
}
/* test if a piece of rect should be inserted as a new band between
* the current band and the next one. band n and n+1 shouldn't touch.
*
* ==============================================================
* band n
* +------+ +------+
* ===========| rect |====================| |===============
* | | +------+ | |
* +------+ | rect | | rect |
* +------+ | |
* =======================================| |================
* +------+ band n+1
* ===============================================================
*
*/
if ((nextBand < endSrcRect) && (nextBand->top != currentBand->bottom) &&
(rect->bottom > currentBand->bottom) && (rect->top < nextBand->top))
{
dstRect->right = rect->right;
dstRect->left = rect->left;
dstRect->top = topInterBand;
dstRect->bottom = MIN(nextBand->top, rect->bottom);
dstRect++; usedRects++;
}
currentBand = nextBand;
}
/* adds the piece of rect that is below src */
if (srcExtents->bottom < rect->bottom)
{
dstRect->top = MAX(srcExtents->bottom, rect->top);
dstRect->left = rect->left;
dstRect->right = rect->right;
dstRect->bottom = rect->bottom;
usedRects++;
dstRect++;
}
if ((src == dst) && (src->data->size))
free(src->data);
dstExtents->top = MIN(rect->top, srcExtents->top);
dstExtents->left = MIN(rect->left, srcExtents->left);
dstExtents->bottom = MAX(rect->bottom, srcExtents->bottom);
dstExtents->right = MAX(rect->right, srcExtents->right);
newItems->size = sizeof(REGION16_DATA) + (usedRects * sizeof(RECTANGLE_16));
dst->data = realloc(newItems, newItems->size);
if (!dst->data)
{
free(newItems);
return FALSE;
}
dst->data->nbRects = usedRects;
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;
}
int freerds_message_server_queue_pack(rdsBackendConnector* connector)
{
RDS_RECT rect;
int ChainedMode;
REGION16 region;
wLinkedList* list;
RECTANGLE_16 rect16;
RDS_MSG_COMMON* node;
rdsConnection* connection;
const RECTANGLE_16* extents;
ChainedMode = 0;
connection = connector->connection;
list = connector->ServerList;
region16_init(®ion);
LinkedList_Enumerator_Reset(list);
while (LinkedList_Enumerator_MoveNext(list))
{
node = (RDS_MSG_COMMON*) LinkedList_Enumerator_Current(list);
if ((!ChainedMode) && (node->msgFlags & RDS_MSG_FLAG_RECT))
{
rect16.left = node->rect.x;
rect16.top = node->rect.y;
rect16.right = node->rect.x + node->rect.width;
rect16.bottom = node->rect.y + node->rect.height;
region16_union_rect(®ion, ®ion, &rect16);
}
else
{
MessageQueue_Post(connector->ServerQueue, (void*) connector, node->type, (void*) node, NULL);
}
}
LinkedList_Clear(list);
if (!ChainedMode)
{
extents = region16_extents(®ion);
rect.x = extents->left;
rect.y = extents->top;
rect.width = extents->right - extents->left;
rect.height = extents->bottom - extents->top;
freerds_message_server_align_rect(connector, &rect);
if (connector->framebuffer.fbAttached && (rect.width * rect.height))
{
RDS_MSG_COMMON* msg;
RDS_MSG_PAINT_RECT paintRect;
paintRect.type = RDS_SERVER_PAINT_RECT;
paintRect.nXSrc = 0;
paintRect.nYSrc = 0;
paintRect.bitmapData = NULL;
paintRect.bitmapDataLength = 0;
paintRect.framebuffer = &(connector->framebuffer);
paintRect.fbSegmentId = connector->framebuffer.fbSegmentId;
paintRect.nLeftRect = rect.x;
paintRect.nTopRect = rect.y;
paintRect.nWidth = rect.width;
paintRect.nHeight = rect.height;
msg = freerds_server_message_copy((RDS_MSG_COMMON*) &paintRect);
MessageQueue_Post(connector->ServerQueue, (void*) connector, msg->type, (void*) msg, NULL);
}
}
region16_uninit(®ion);
return 0;
}
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;
}
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 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 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;
}
