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FreeRDP/libfreerdp/gdi/gfx.c

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/**
* FreeRDP: A Remote Desktop Protocol Implementation
* GDI Graphics Pipeline
*
* Copyright 2014 Marc-Andre Moreau <marcandre.moreau@gmail.com>
* Copyright 2016 Armin Novak <armin.novak@thincast.com>
* Copyright 2016 Thincast Technologies GmbH
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <freerdp/config.h>
#include "../core/update.h"
#include <freerdp/api.h>
#include <freerdp/log.h>
#include <freerdp/gdi/gfx.h>
#include <freerdp/gdi/region.h>
#include <freerdp/utils/gfx.h>
#define TAG FREERDP_TAG("gdi")
static BOOL is_rect_valid(const RECTANGLE_16* rect, size_t width, size_t height)
{
if (!rect)
return FALSE;
if ((rect->left > rect->right) || (rect->right > width))
return FALSE;
if ((rect->top > rect->bottom) || (rect->bottom > height))
return FALSE;
return TRUE;
}
static BOOL is_within_surface(const gdiGfxSurface* surface, const RDPGFX_SURFACE_COMMAND* cmd)
{
RECTANGLE_16 rect;
if (!surface || !cmd)
return FALSE;
rect.left = (UINT16)MIN(UINT16_MAX, cmd->left);
rect.top = (UINT16)MIN(UINT16_MAX, cmd->top);
rect.right = (UINT16)MIN(UINT16_MAX, cmd->right);
rect.bottom = (UINT16)MIN(UINT16_MAX, cmd->bottom);
if (!is_rect_valid(&rect, surface->width, surface->height))
{
WLog_ERR(TAG,
"Command rect %" PRIu32 "x%" PRIu32 "-%" PRIu32 "x%" PRIu32
" not within bounds of %" PRIu32 "x%" PRIu32,
rect.left, rect.top, cmd->width, cmd->height, surface->width, surface->height);
return FALSE;
}
return TRUE;
}
static DWORD gfx_align_scanline(DWORD widthInBytes, DWORD alignment)
{
const UINT32 align = alignment;
const UINT32 pad = align - (widthInBytes % alignment);
UINT32 scanline = widthInBytes;
if (align != pad)
scanline += pad;
return scanline;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT gdi_ResetGraphics(RdpgfxClientContext* context,
const RDPGFX_RESET_GRAPHICS_PDU* resetGraphics)
{
UINT rc = ERROR_INTERNAL_ERROR;
UINT32 index;
UINT16 count;
UINT32 DesktopWidth;
UINT32 DesktopHeight;
UINT16* pSurfaceIds = NULL;
rdpGdi* gdi;
rdpUpdate* update;
rdpSettings* settings;
WINPR_ASSERT(context);
WINPR_ASSERT(resetGraphics);
gdi = (rdpGdi*)context->custom;
WINPR_ASSERT(gdi);
update = gdi->context->update;
WINPR_ASSERT(update);
settings = gdi->context->settings;
WINPR_ASSERT(settings);
EnterCriticalSection(&context->mux);
DesktopWidth = resetGraphics->width;
DesktopHeight = resetGraphics->height;
if (!freerdp_settings_set_uint32(settings, FreeRDP_DesktopWidth, DesktopWidth))
goto fail;
if (!freerdp_settings_set_uint32(settings, FreeRDP_DesktopHeight, DesktopHeight))
goto fail;
if (update)
{
WINPR_ASSERT(update->DesktopResize);
update->DesktopResize(gdi->context);
}
WINPR_ASSERT(context->GetSurfaceIds);
context->GetSurfaceIds(context, &pSurfaceIds, &count);
for (index = 0; index < count; index++)
{
WINPR_ASSERT(context->GetSurfaceData);
gdiGfxSurface* surface =
(gdiGfxSurface*)context->GetSurfaceData(context, pSurfaceIds[index]);
if (!surface)
continue;
memset(surface->data, 0xFF, (size_t)surface->scanline * surface->height);
region16_clear(&surface->invalidRegion);
}
free(pSurfaceIds);
if (!freerdp_settings_get_bool(gdi->context->settings, FreeRDP_DeactivateClientDecoding))
{
const UINT32 width = (UINT32)MAX(0, gdi->width);
const UINT32 height = (UINT32)MAX(0, gdi->height);
if (!freerdp_client_codecs_reset(
context->codecs, freerdp_settings_get_codecs_flags(settings), width, height))
{
goto fail;
}
if (!freerdp_client_codecs_reset(
gdi->context->codecs, freerdp_settings_get_codecs_flags(settings), width, height))
{
goto fail;
}
}
rc = CHANNEL_RC_OK;
fail:
LeaveCriticalSection(&context->mux);
return rc;
}
static UINT gdi_OutputUpdate(rdpGdi* gdi, gdiGfxSurface* surface)
{
UINT rc = ERROR_INTERNAL_ERROR;
UINT32 surfaceX, surfaceY;
RECTANGLE_16 surfaceRect;
const RECTANGLE_16* rects;
UINT32 i, nbRects;
double sx, sy;
rdpUpdate* update;
WINPR_ASSERT(gdi);
WINPR_ASSERT(gdi->context);
WINPR_ASSERT(surface);
update = gdi->context->update;
WINPR_ASSERT(update);
if (gdi->suppressOutput)
return CHANNEL_RC_OK;
surfaceX = surface->outputOriginX;
surfaceY = surface->outputOriginY;
surfaceRect.left = 0;
surfaceRect.top = 0;
surfaceRect.right = (UINT16)MIN(UINT16_MAX, surface->mappedWidth);
surfaceRect.bottom = (UINT16)MIN(UINT16_MAX, surface->mappedHeight);
region16_intersect_rect(&(surface->invalidRegion), &(surface->invalidRegion), &surfaceRect);
sx = surface->outputTargetWidth / (double)surface->mappedWidth;
sy = surface->outputTargetHeight / (double)surface->mappedHeight;
if (!(rects = region16_rects(&surface->invalidRegion, &nbRects)) || !nbRects)
return CHANNEL_RC_OK;
if (!update_begin_paint(update))
goto fail;
for (i = 0; i < nbRects; i++)
{
const UINT32 nXSrc = rects[i].left;
const UINT32 nYSrc = rects[i].top;
const UINT32 nXDst = (UINT32)MIN(surfaceX + nXSrc * sx, gdi->width - 1);
const UINT32 nYDst = (UINT32)MIN(surfaceY + nYSrc * sy, gdi->height - 1);
const UINT32 swidth = rects[i].right - rects[i].left;
const UINT32 sheight = rects[i].bottom - rects[i].top;
const UINT32 dwidth = MIN((UINT32)(swidth * sx), (UINT32)gdi->width - nXDst);
const UINT32 dheight = MIN((UINT32)(sheight * sy), (UINT32)gdi->height - nYDst);
if (!freerdp_image_scale(gdi->primary_buffer, gdi->dstFormat, gdi->stride, nXDst, nYDst,
dwidth, dheight, surface->data, surface->format, surface->scanline,
nXSrc, nYSrc, swidth, sheight))
{
rc = CHANNEL_RC_NULL_DATA;
goto fail;
}
gdi_InvalidateRegion(gdi->primary->hdc, (INT32)nXDst, (INT32)nYDst, (INT32)dwidth,
(INT32)dheight);
}
rc = CHANNEL_RC_OK;
fail:
if (!update_end_paint(update))
rc = ERROR_INTERNAL_ERROR;
region16_clear(&(surface->invalidRegion));
return rc;
}
static UINT gdi_WindowUpdate(RdpgfxClientContext* context, gdiGfxSurface* surface)
{
WINPR_ASSERT(context);
WINPR_ASSERT(surface);
return IFCALLRESULT(CHANNEL_RC_OK, context->UpdateWindowFromSurface, context, surface);
}
static UINT gdi_UpdateSurfaces(RdpgfxClientContext* context)
{
UINT16 count;
UINT16 index;
UINT status = ERROR_INTERNAL_ERROR;
UINT16* pSurfaceIds = NULL;
rdpGdi* gdi;
WINPR_ASSERT(context);
gdi = (rdpGdi*)context->custom;
WINPR_ASSERT(gdi);
EnterCriticalSection(&context->mux);
WINPR_ASSERT(context->GetSurfaceIds);
context->GetSurfaceIds(context, &pSurfaceIds, &count);
status = CHANNEL_RC_OK;
for (index = 0; index < count; index++)
{
WINPR_ASSERT(context->GetSurfaceData);
gdiGfxSurface* surface =
(gdiGfxSurface*)context->GetSurfaceData(context, pSurfaceIds[index]);
if (!surface)
continue;
/* Already handled in UpdateSurfaceArea callbacks */
if (context->UpdateSurfaceArea)
{
if (surface->handleInUpdateSurfaceArea)
continue;
}
if (surface->outputMapped)
status = gdi_OutputUpdate(gdi, surface);
else if (surface->windowMapped)
status = gdi_WindowUpdate(context, surface);
if (status != CHANNEL_RC_OK)
break;
}
free(pSurfaceIds);
LeaveCriticalSection(&context->mux);
return status;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT gdi_StartFrame(RdpgfxClientContext* context, const RDPGFX_START_FRAME_PDU* startFrame)
{
rdpGdi* gdi;
WINPR_ASSERT(context);
WINPR_ASSERT(startFrame);
gdi = (rdpGdi*)context->custom;
WINPR_ASSERT(gdi);
gdi->inGfxFrame = TRUE;
gdi->frameId = startFrame->frameId;
return CHANNEL_RC_OK;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT gdi_EndFrame(RdpgfxClientContext* context, const RDPGFX_END_FRAME_PDU* endFrame)
{
UINT status = CHANNEL_RC_OK;
rdpGdi* gdi;
WINPR_ASSERT(context);
WINPR_ASSERT(endFrame);
gdi = (rdpGdi*)context->custom;
WINPR_ASSERT(gdi);
IFCALLRET(context->UpdateSurfaces, status, context);
gdi->inGfxFrame = FALSE;
return status;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT gdi_SurfaceCommand_Uncompressed(rdpGdi* gdi, RdpgfxClientContext* context,
const RDPGFX_SURFACE_COMMAND* cmd)
{
UINT status = CHANNEL_RC_OK;
gdiGfxSurface* surface;
RECTANGLE_16 invalidRect;
DWORD bpp;
size_t size;
WINPR_ASSERT(gdi);
WINPR_ASSERT(context);
WINPR_ASSERT(cmd);
WINPR_ASSERT(context->GetSurfaceData);
surface =
(gdiGfxSurface*)context->GetSurfaceData(context, (UINT16)MIN(UINT16_MAX, cmd->surfaceId));
if (!surface)
{
WLog_ERR(TAG, "unable to retrieve surfaceData for surfaceId=%" PRIu32 "", cmd->surfaceId);
return ERROR_NOT_FOUND;
}
if (!is_within_surface(surface, cmd))
return ERROR_INVALID_DATA;
bpp = FreeRDPGetBytesPerPixel(cmd->format);
size = 1ull * bpp * cmd->width * cmd->height;
if (cmd->length < size)
{
WLog_ERR(TAG, "Not enough data, got %" PRIu32 ", expected %" PRIuz, cmd->length, size);
return ERROR_INVALID_DATA;
}
if (!freerdp_image_copy(surface->data, surface->format, surface->scanline, cmd->left, cmd->top,
cmd->width, cmd->height, cmd->data, cmd->format, 0, 0, 0, NULL,
FREERDP_FLIP_NONE))
return ERROR_INTERNAL_ERROR;
invalidRect.left = (UINT16)MIN(UINT16_MAX, cmd->left);
invalidRect.top = (UINT16)MIN(UINT16_MAX, cmd->top);
invalidRect.right = (UINT16)MIN(UINT16_MAX, cmd->right);
invalidRect.bottom = (UINT16)MIN(UINT16_MAX, cmd->bottom);
region16_union_rect(&(surface->invalidRegion), &(surface->invalidRegion), &invalidRect);
status = IFCALLRESULT(CHANNEL_RC_OK, context->UpdateSurfaceArea, context, surface->surfaceId, 1,
&invalidRect);
if (status != CHANNEL_RC_OK)
goto fail;
if (!gdi->inGfxFrame)
{
status = CHANNEL_RC_NOT_INITIALIZED;
IFCALLRET(context->UpdateSurfaces, status, context);
}
fail:
return status;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT gdi_SurfaceCommand_RemoteFX(rdpGdi* gdi, RdpgfxClientContext* context,
const RDPGFX_SURFACE_COMMAND* cmd)
{
UINT status = ERROR_INTERNAL_ERROR;
gdiGfxSurface* surface;
REGION16 invalidRegion;
const RECTANGLE_16* rects;
UINT32 nrRects, x;
WINPR_ASSERT(gdi);
WINPR_ASSERT(context);
WINPR_ASSERT(cmd);
WINPR_ASSERT(context->GetSurfaceData);
surface =
(gdiGfxSurface*)context->GetSurfaceData(context, (UINT16)MIN(UINT16_MAX, cmd->surfaceId));
if (!surface)
{
WLog_ERR(TAG, "unable to retrieve surfaceData for surfaceId=%" PRIu32 "", cmd->surfaceId);
return ERROR_NOT_FOUND;
}
WINPR_ASSERT(surface->codecs);
rfx_context_set_pixel_format(surface->codecs->rfx, cmd->format);
region16_init(&invalidRegion);
if (!rfx_process_message(surface->codecs->rfx, cmd->data, cmd->length, cmd->left, cmd->top,
surface->data, surface->format, surface->scanline, surface->height,
&invalidRegion))
{
WLog_ERR(TAG, "Failed to process RemoteFX message");
goto fail;
}
rects = region16_rects(&invalidRegion, &nrRects);
status = IFCALLRESULT(CHANNEL_RC_OK, context->UpdateSurfaceArea, context, surface->surfaceId,
nrRects, rects);
if (status != CHANNEL_RC_OK)
goto fail;
for (x = 0; x < nrRects; x++)
region16_union_rect(&surface->invalidRegion, &surface->invalidRegion, &rects[x]);
if (!gdi->inGfxFrame)
{
status = CHANNEL_RC_NOT_INITIALIZED;
IFCALLRET(context->UpdateSurfaces, status, context);
}
fail:
region16_uninit(&invalidRegion);
return status;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT gdi_SurfaceCommand_ClearCodec(rdpGdi* gdi, RdpgfxClientContext* context,
const RDPGFX_SURFACE_COMMAND* cmd)
{
INT32 rc;
UINT status = CHANNEL_RC_OK;
gdiGfxSurface* surface;
RECTANGLE_16 invalidRect;
WINPR_ASSERT(gdi);
WINPR_ASSERT(context);
WINPR_ASSERT(cmd);
WINPR_ASSERT(context->GetSurfaceData);
surface =
(gdiGfxSurface*)context->GetSurfaceData(context, (UINT16)MIN(UINT16_MAX, cmd->surfaceId));
if (!surface)
{
WLog_ERR(TAG, "unable to retrieve surfaceData for surfaceId=%" PRIu32 "", cmd->surfaceId);
return ERROR_NOT_FOUND;
}
WINPR_ASSERT(surface->codecs);
rc = clear_decompress(surface->codecs->clear, cmd->data, cmd->length, cmd->width, cmd->height,
surface->data, surface->format, surface->scanline, cmd->left, cmd->top,
surface->width, surface->height, &gdi->palette);
if (rc < 0)
{
WLog_ERR(TAG, "clear_decompress failure: %" PRId32 "", rc);
return ERROR_INTERNAL_ERROR;
}
invalidRect.left = (UINT16)MIN(UINT16_MAX, cmd->left);
invalidRect.top = (UINT16)MIN(UINT16_MAX, cmd->top);
invalidRect.right = (UINT16)MIN(UINT16_MAX, cmd->right);
invalidRect.bottom = (UINT16)MIN(UINT16_MAX, cmd->bottom);
region16_union_rect(&(surface->invalidRegion), &(surface->invalidRegion), &invalidRect);
status = IFCALLRESULT(CHANNEL_RC_OK, context->UpdateSurfaceArea, context, surface->surfaceId, 1,
&invalidRect);
if (status != CHANNEL_RC_OK)
goto fail;
if (!gdi->inGfxFrame)
{
status = CHANNEL_RC_NOT_INITIALIZED;
IFCALLRET(context->UpdateSurfaces, status, context);
}
fail:
return status;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT gdi_SurfaceCommand_Planar(rdpGdi* gdi, RdpgfxClientContext* context,
const RDPGFX_SURFACE_COMMAND* cmd)
{
UINT status = CHANNEL_RC_OK;
BYTE* DstData = NULL;
gdiGfxSurface* surface;
RECTANGLE_16 invalidRect;
WINPR_ASSERT(gdi);
WINPR_ASSERT(context);
WINPR_ASSERT(cmd);
WINPR_ASSERT(context->GetSurfaceData);
surface =
(gdiGfxSurface*)context->GetSurfaceData(context, (UINT16)MIN(UINT16_MAX, cmd->surfaceId));
if (!surface)
{
WLog_ERR(TAG, "unable to retrieve surfaceData for surfaceId=%" PRIu32 "", cmd->surfaceId);
return ERROR_NOT_FOUND;
}
DstData = surface->data;
if (!is_within_surface(surface, cmd))
return ERROR_INVALID_DATA;
if (!planar_decompress(surface->codecs->planar, cmd->data, cmd->length, cmd->width, cmd->height,
DstData, surface->format, surface->scanline, cmd->left, cmd->top,
cmd->width, cmd->height, FALSE))
return ERROR_INTERNAL_ERROR;
invalidRect.left = (UINT16)MIN(UINT16_MAX, cmd->left);
invalidRect.top = (UINT16)MIN(UINT16_MAX, cmd->top);
invalidRect.right = (UINT16)MIN(UINT16_MAX, cmd->right);
invalidRect.bottom = (UINT16)MIN(UINT16_MAX, cmd->bottom);
region16_union_rect(&(surface->invalidRegion), &(surface->invalidRegion), &invalidRect);
status = IFCALLRESULT(CHANNEL_RC_OK, context->UpdateSurfaceArea, context, surface->surfaceId, 1,
&invalidRect);
if (status != CHANNEL_RC_OK)
goto fail;
if (!gdi->inGfxFrame)
{
status = CHANNEL_RC_NOT_INITIALIZED;
IFCALLRET(context->UpdateSurfaces, status, context);
}
fail:
return status;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT gdi_SurfaceCommand_AVC420(rdpGdi* gdi, RdpgfxClientContext* context,
const RDPGFX_SURFACE_COMMAND* cmd)
{
#ifdef WITH_GFX_H264
INT32 rc;
UINT status = CHANNEL_RC_OK;
UINT32 i;
gdiGfxSurface* surface;
RDPGFX_H264_METABLOCK* meta;
RDPGFX_AVC420_BITMAP_STREAM* bs;
WINPR_ASSERT(gdi);
WINPR_ASSERT(context);
WINPR_ASSERT(cmd);
WINPR_ASSERT(context->GetSurfaceData);
surface =
(gdiGfxSurface*)context->GetSurfaceData(context, (UINT16)MIN(UINT16_MAX, cmd->surfaceId));
if (!surface)
{
WLog_ERR(TAG, "unable to retrieve surfaceData for surfaceId=%" PRIu32 "", cmd->surfaceId);
return ERROR_NOT_FOUND;
}
if (!surface->h264)
{
surface->h264 = h264_context_new(FALSE);
if (!surface->h264)
{
WLog_ERR(TAG, "unable to create h264 context");
return ERROR_NOT_ENOUGH_MEMORY;
}
if (!h264_context_reset(surface->h264, surface->width, surface->height))
return ERROR_INTERNAL_ERROR;
}
if (!surface->h264)
return ERROR_NOT_SUPPORTED;
bs = (RDPGFX_AVC420_BITMAP_STREAM*)cmd->extra;
if (!bs)
return ERROR_INTERNAL_ERROR;
meta = &(bs->meta);
rc = avc420_decompress(surface->h264, bs->data, bs->length, surface->data, surface->format,
surface->scanline, surface->width, surface->height, meta->regionRects,
meta->numRegionRects);
if (rc < 0)
{
WLog_WARN(TAG, "avc420_decompress failure: %" PRId32 ", ignoring update.", rc);
return CHANNEL_RC_OK;
}
for (i = 0; i < meta->numRegionRects; i++)
{
region16_union_rect(&(surface->invalidRegion), &(surface->invalidRegion),
(RECTANGLE_16*)&(meta->regionRects[i]));
}
status = IFCALLRESULT(CHANNEL_RC_OK, context->UpdateSurfaceArea, context, surface->surfaceId,
meta->numRegionRects, meta->regionRects);
if (status != CHANNEL_RC_OK)
goto fail;
if (!gdi->inGfxFrame)
{
status = CHANNEL_RC_NOT_INITIALIZED;
IFCALLRET(context->UpdateSurfaces, status, context);
}
fail:
return status;
#else
return ERROR_NOT_SUPPORTED;
#endif
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT gdi_SurfaceCommand_AVC444(rdpGdi* gdi, RdpgfxClientContext* context,
const RDPGFX_SURFACE_COMMAND* cmd)
{
#ifdef WITH_GFX_H264
INT32 rc;
UINT status = CHANNEL_RC_OK;
UINT32 i;
gdiGfxSurface* surface = NULL;
RDPGFX_AVC444_BITMAP_STREAM* bs = NULL;
RDPGFX_AVC420_BITMAP_STREAM* avc1 = NULL;
RDPGFX_H264_METABLOCK* meta1 = NULL;
RDPGFX_AVC420_BITMAP_STREAM* avc2 = NULL;
RDPGFX_H264_METABLOCK* meta2 = NULL;
WINPR_ASSERT(gdi);
WINPR_ASSERT(context);
WINPR_ASSERT(cmd);
WINPR_ASSERT(context->GetSurfaceData);
surface =
(gdiGfxSurface*)context->GetSurfaceData(context, (UINT16)MIN(UINT16_MAX, cmd->surfaceId));
if (!surface)
{
WLog_ERR(TAG, "unable to retrieve surfaceData for surfaceId=%" PRIu32 "", cmd->surfaceId);
return ERROR_NOT_FOUND;
}
if (!surface->h264)
{
surface->h264 = h264_context_new(FALSE);
if (!surface->h264)
{
WLog_ERR(TAG, "unable to create h264 context");
return ERROR_NOT_ENOUGH_MEMORY;
}
if (!h264_context_reset(surface->h264, surface->width, surface->height))
return ERROR_INTERNAL_ERROR;
}
if (!surface->h264)
return ERROR_NOT_SUPPORTED;
bs = (RDPGFX_AVC444_BITMAP_STREAM*)cmd->extra;
if (!bs)
return ERROR_INTERNAL_ERROR;
avc1 = &bs->bitstream[0];
avc2 = &bs->bitstream[1];
meta1 = &avc1->meta;
meta2 = &avc2->meta;
rc = avc444_decompress(surface->h264, bs->LC, meta1->regionRects, meta1->numRegionRects,
avc1->data, avc1->length, meta2->regionRects, meta2->numRegionRects,
avc2->data, avc2->length, surface->data, surface->format,
surface->scanline, surface->width, surface->height, cmd->codecId);
if (rc < 0)
{
WLog_WARN(TAG, "avc444_decompress failure: %" PRIu32 ", ignoring update.", status);
return CHANNEL_RC_OK;
}
for (i = 0; i < meta1->numRegionRects; i++)
{
region16_union_rect(&(surface->invalidRegion), &(surface->invalidRegion),
&(meta1->regionRects[i]));
}
status = IFCALLRESULT(CHANNEL_RC_OK, context->UpdateSurfaceArea, context, surface->surfaceId,
meta1->numRegionRects, meta1->regionRects);
if (status != CHANNEL_RC_OK)
goto fail;
for (i = 0; i < meta2->numRegionRects; i++)
{
region16_union_rect(&(surface->invalidRegion), &(surface->invalidRegion),
&(meta2->regionRects[i]));
}
status = IFCALLRESULT(CHANNEL_RC_OK, context->UpdateSurfaceArea, context, surface->surfaceId,
meta2->numRegionRects, meta2->regionRects);
if (status != CHANNEL_RC_OK)
goto fail;
if (!gdi->inGfxFrame)
{
status = CHANNEL_RC_NOT_INITIALIZED;
IFCALLRET(context->UpdateSurfaces, status, context);
}
fail:
return status;
#else
return ERROR_NOT_SUPPORTED;
#endif
}
static BOOL gdi_apply_alpha(BYTE* data, UINT32 format, UINT32 stride, RECTANGLE_16* rect,
UINT32 startOffsetX, UINT32 count, BYTE a)
{
UINT32 written = 0;
BOOL first = TRUE;
const UINT32 bpp = FreeRDPGetBytesPerPixel(format);
WINPR_ASSERT(rect);
for (UINT32 y = rect->top; y < rect->bottom; y++)
{
BYTE* line = &data[stride * y];
for (UINT32 x = first ? rect->left + startOffsetX : rect->left; x < rect->right; x++)
{
BYTE r = 0, g = 0, b = 0;
if (written == count)
return TRUE;
BYTE* src = &line[x * bpp];
UINT32 color = FreeRDPReadColor(src, format);
FreeRDPSplitColor(color, format, &r, &g, &b, NULL, NULL);
color = FreeRDPGetColor(format, r, g, b, a);
FreeRDPWriteColor(src, format, color);
written++;
}
first = FALSE;
}
return TRUE;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT gdi_SurfaceCommand_Alpha(rdpGdi* gdi, RdpgfxClientContext* context,
const RDPGFX_SURFACE_COMMAND* cmd)
{
UINT status = CHANNEL_RC_OK;
UINT16 alphaSig, compressed;
gdiGfxSurface* surface;
RECTANGLE_16 invalidRect;
wStream buffer;
wStream* s;
WINPR_ASSERT(gdi);
WINPR_ASSERT(context);
WINPR_ASSERT(cmd);
s = Stream_StaticConstInit(&buffer, cmd->data, cmd->length);
if (!Stream_CheckAndLogRequiredLength(TAG, s, 4))
return ERROR_INVALID_DATA;
WINPR_ASSERT(context->GetSurfaceData);
surface =
(gdiGfxSurface*)context->GetSurfaceData(context, (UINT16)MIN(UINT16_MAX, cmd->surfaceId));
if (!surface)
{
WLog_ERR(TAG, "unable to retrieve surfaceData for surfaceId=%" PRIu32 "", cmd->surfaceId);
return ERROR_NOT_FOUND;
}
if (!is_within_surface(surface, cmd))
return ERROR_INVALID_DATA;
Stream_Read_UINT16(s, alphaSig);
Stream_Read_UINT16(s, compressed);
if (alphaSig != 0x414C)
return ERROR_INVALID_DATA;
if (compressed == 0)
{
if (!Stream_CheckAndLogRequiredLengthOfSize(TAG, s, cmd->height, cmd->width))
return ERROR_INVALID_DATA;
for (UINT32 y = cmd->top; y < cmd->top + cmd->height; y++)
{
BYTE* line = &surface->data[surface->scanline * y];
for (UINT32 x = cmd->left; x < cmd->left + cmd->width; x++)
{
UINT32 color;
BYTE r, g, b, a;
BYTE* src = &line[x * FreeRDPGetBytesPerPixel(surface->format)];
Stream_Read_UINT8(s, a);
color = FreeRDPReadColor(src, surface->format);
FreeRDPSplitColor(color, surface->format, &r, &g, &b, NULL, NULL);
color = FreeRDPGetColor(surface->format, r, g, b, a);
FreeRDPWriteColor(src, surface->format, color);
}
}
}
else
{
UINT32 startOffsetX = 0;
RECTANGLE_16 rect = { 0 };
rect.left = (UINT16)MIN(UINT16_MAX, cmd->left);
rect.top = (UINT16)MIN(UINT16_MAX, cmd->top);
rect.right = (UINT16)MIN(UINT16_MAX, cmd->left + cmd->width);
rect.bottom = (UINT16)MIN(UINT16_MAX, cmd->top + cmd->height);
while (rect.top < rect.bottom)
{
UINT32 count;
BYTE a;
if (!Stream_CheckAndLogRequiredLength(TAG, s, 2))
return ERROR_INVALID_DATA;
Stream_Read_UINT8(s, a);
Stream_Read_UINT8(s, count);
if (count >= 0xFF)
{
if (!Stream_CheckAndLogRequiredLength(TAG, s, 2))
return ERROR_INVALID_DATA;
Stream_Read_UINT16(s, count);
if (count >= 0xFFFF)
{
if (!Stream_CheckAndLogRequiredLength(TAG, s, 4))
return ERROR_INVALID_DATA;
Stream_Read_UINT32(s, count);
}
}
if (!gdi_apply_alpha(surface->data, surface->format, surface->scanline, &rect,
startOffsetX, count, a))
return ERROR_INTERNAL_ERROR;
startOffsetX += count;
while (startOffsetX >= cmd->width)
{
startOffsetX -= cmd->width;
rect.top++;
}
}
}
invalidRect.left = (UINT16)MIN(UINT16_MAX, cmd->left);
invalidRect.top = (UINT16)MIN(UINT16_MAX, cmd->top);
invalidRect.right = (UINT16)MIN(UINT16_MAX, cmd->right);
invalidRect.bottom = (UINT16)MIN(UINT16_MAX, cmd->bottom);
region16_union_rect(&(surface->invalidRegion), &(surface->invalidRegion), &invalidRect);
status = IFCALLRESULT(CHANNEL_RC_OK, context->UpdateSurfaceArea, context, surface->surfaceId, 1,
&invalidRect);
if (status != CHANNEL_RC_OK)
goto fail;
if (!gdi->inGfxFrame)
{
status = CHANNEL_RC_NOT_INITIALIZED;
IFCALLRET(context->UpdateSurfaces, status, context);
}
fail:
return status;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT gdi_SurfaceCommand_Progressive(rdpGdi* gdi, RdpgfxClientContext* context,
const RDPGFX_SURFACE_COMMAND* cmd)
{
INT32 rc;
UINT status = CHANNEL_RC_OK;
gdiGfxSurface* surface;
REGION16 invalidRegion;
const RECTANGLE_16* rects;
UINT32 nrRects, x;
/**
* Note: Since this comes via a Wire-To-Surface-2 PDU the
* cmd's top/left/right/bottom/width/height members are always zero!
* The update region is determined during decompression.
*/
WINPR_ASSERT(gdi);
WINPR_ASSERT(context);
WINPR_ASSERT(cmd);
const UINT16 surfaceId = (UINT16)MIN(UINT16_MAX, cmd->surfaceId);
WINPR_ASSERT(context->GetSurfaceData);
surface = (gdiGfxSurface*)context->GetSurfaceData(context, surfaceId);
if (!surface)
{
WLog_ERR(TAG, "unable to retrieve surfaceData for surfaceId=%" PRIu32 "", cmd->surfaceId);
return ERROR_NOT_FOUND;
}
if (!is_within_surface(surface, cmd))
return ERROR_INVALID_DATA;
WINPR_ASSERT(surface->codecs);
rc = progressive_create_surface_context(surface->codecs->progressive, surfaceId, surface->width,
surface->height);
if (rc < 0)
{
WLog_ERR(TAG, "progressive_create_surface_context failure: %" PRId32 "", rc);
return ERROR_INTERNAL_ERROR;
}
region16_init(&invalidRegion);
rc = progressive_decompress(surface->codecs->progressive, cmd->data, cmd->length, surface->data,
surface->format, surface->scanline, cmd->left, cmd->top,
&invalidRegion, surfaceId, gdi->frameId);
if (rc < 0)
{
WLog_ERR(TAG, "progressive_decompress failure: %" PRId32 "", rc);
region16_uninit(&invalidRegion);
return ERROR_INTERNAL_ERROR;
}
rects = region16_rects(&invalidRegion, &nrRects);
status = IFCALLRESULT(CHANNEL_RC_OK, context->UpdateSurfaceArea, context, surface->surfaceId,
nrRects, rects);
if (status != CHANNEL_RC_OK)
goto fail;
for (x = 0; x < nrRects; x++)
region16_union_rect(&surface->invalidRegion, &surface->invalidRegion, &rects[x]);
region16_uninit(&invalidRegion);
if (!gdi->inGfxFrame)
{
status = CHANNEL_RC_NOT_INITIALIZED;
IFCALLRET(context->UpdateSurfaces, status, context);
}
fail:
return status;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT gdi_SurfaceCommand(RdpgfxClientContext* context, const RDPGFX_SURFACE_COMMAND* cmd)
{
UINT status = CHANNEL_RC_OK;
rdpGdi* gdi;
if (!context || !cmd)
return ERROR_INVALID_PARAMETER;
gdi = (rdpGdi*)context->custom;
EnterCriticalSection(&context->mux);
WLog_Print(gdi->log, WLOG_TRACE,
"surfaceId=%" PRIu32 ", codec=%s [%" PRIu32 "], contextId=%" PRIu32 ", format=%s, "
"left=%" PRIu32 ", top=%" PRIu32 ", right=%" PRIu32 ", bottom=%" PRIu32
", width=%" PRIu32 ", height=%" PRIu32 " "
"length=%" PRIu32 ", data=%p, extra=%p",
cmd->surfaceId, rdpgfx_get_codec_id_string(cmd->codecId), cmd->codecId,
cmd->contextId, FreeRDPGetColorFormatName(cmd->format), cmd->left, cmd->top,
cmd->right, cmd->bottom, cmd->width, cmd->height, cmd->length, (void*)cmd->data,
(void*)cmd->extra);
switch (cmd->codecId)
{
case RDPGFX_CODECID_UNCOMPRESSED:
status = gdi_SurfaceCommand_Uncompressed(gdi, context, cmd);
break;
case RDPGFX_CODECID_CAVIDEO:
status = gdi_SurfaceCommand_RemoteFX(gdi, context, cmd);
break;
case RDPGFX_CODECID_CLEARCODEC:
status = gdi_SurfaceCommand_ClearCodec(gdi, context, cmd);
break;
case RDPGFX_CODECID_PLANAR:
status = gdi_SurfaceCommand_Planar(gdi, context, cmd);
break;
case RDPGFX_CODECID_AVC420:
status = gdi_SurfaceCommand_AVC420(gdi, context, cmd);
break;
case RDPGFX_CODECID_AVC444v2:
case RDPGFX_CODECID_AVC444:
status = gdi_SurfaceCommand_AVC444(gdi, context, cmd);
break;
case RDPGFX_CODECID_ALPHA:
status = gdi_SurfaceCommand_Alpha(gdi, context, cmd);
break;
case RDPGFX_CODECID_CAPROGRESSIVE:
status = gdi_SurfaceCommand_Progressive(gdi, context, cmd);
break;
case RDPGFX_CODECID_CAPROGRESSIVE_V2:
WLog_WARN(TAG, "SurfaceCommand %s [0x%08" PRIX32 "] not implemented",
rdpgfx_get_codec_id_string(cmd->codecId), cmd->codecId);
break;
default:
WLog_WARN(TAG, "Invalid SurfaceCommand %s [0x%08" PRIX32 "]",
rdpgfx_get_codec_id_string(cmd->codecId), cmd->codecId);
break;
}
LeaveCriticalSection(&context->mux);
return status;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT
gdi_DeleteEncodingContext(RdpgfxClientContext* context,
const RDPGFX_DELETE_ENCODING_CONTEXT_PDU* deleteEncodingContext)
{
WINPR_ASSERT(context);
WINPR_ASSERT(deleteEncodingContext);
WINPR_UNUSED(context);
WINPR_UNUSED(deleteEncodingContext);
return CHANNEL_RC_OK;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT gdi_CreateSurface(RdpgfxClientContext* context,
const RDPGFX_CREATE_SURFACE_PDU* createSurface)
{
UINT rc = ERROR_INTERNAL_ERROR;
gdiGfxSurface* surface;
rdpGdi* gdi;
WINPR_ASSERT(context);
WINPR_ASSERT(createSurface);
gdi = (rdpGdi*)context->custom;
WINPR_ASSERT(gdi);
WINPR_ASSERT(gdi->context);
EnterCriticalSection(&context->mux);
surface = (gdiGfxSurface*)calloc(1, sizeof(gdiGfxSurface));
if (!surface)
goto fail;
if (!freerdp_settings_get_bool(gdi->context->settings, FreeRDP_DeactivateClientDecoding))
{
WINPR_ASSERT(context->codecs);
surface->codecs = context->codecs;
if (!surface->codecs)
{
free(surface);
goto fail;
}
}
surface->surfaceId = createSurface->surfaceId;
surface->width = gfx_align_scanline(createSurface->width, 16);
surface->height = gfx_align_scanline(createSurface->height, 16);
surface->mappedWidth = createSurface->width;
surface->mappedHeight = createSurface->height;
surface->outputTargetWidth = createSurface->width;
surface->outputTargetHeight = createSurface->height;
switch (createSurface->pixelFormat)
{
case GFX_PIXEL_FORMAT_ARGB_8888:
surface->format = PIXEL_FORMAT_BGRA32;
break;
case GFX_PIXEL_FORMAT_XRGB_8888:
surface->format = PIXEL_FORMAT_BGRX32;
break;
default:
free(surface);
goto fail;
}
surface->scanline = gfx_align_scanline(surface->width * 4UL, 16);
surface->data = (BYTE*)winpr_aligned_malloc(1ull * surface->scanline * surface->height, 16);
if (!surface->data)
{
free(surface);
goto fail;
}
memset(surface->data, 0xFF, (size_t)surface->scanline * surface->height);
region16_init(&surface->invalidRegion);
WINPR_ASSERT(context->SetSurfaceData);
rc = context->SetSurfaceData(context, surface->surfaceId, (void*)surface);
fail:
LeaveCriticalSection(&context->mux);
return rc;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT gdi_DeleteSurface(RdpgfxClientContext* context,
const RDPGFX_DELETE_SURFACE_PDU* deleteSurface)
{
UINT rc = CHANNEL_RC_OK;
UINT res = ERROR_INTERNAL_ERROR;
rdpCodecs* codecs = NULL;
gdiGfxSurface* surface = NULL;
EnterCriticalSection(&context->mux);
WINPR_ASSERT(context->GetSurfaceData);
surface = (gdiGfxSurface*)context->GetSurfaceData(context, deleteSurface->surfaceId);
if (surface)
{
if (surface->windowMapped)
rc = IFCALLRESULT(CHANNEL_RC_OK, context->UnmapWindowForSurface, context,
surface->windowId);
#ifdef WITH_GFX_H264
h264_context_free(surface->h264);
#endif
region16_uninit(&surface->invalidRegion);
codecs = surface->codecs;
winpr_aligned_free(surface->data);
free(surface);
}
WINPR_ASSERT(context->SetSurfaceData);
res = context->SetSurfaceData(context, deleteSurface->surfaceId, NULL);
if (res)
rc = res;
if (codecs && codecs->progressive)
progressive_delete_surface_context(codecs->progressive, deleteSurface->surfaceId);
LeaveCriticalSection(&context->mux);
return rc;
}
static BOOL intersect_rect(const RECTANGLE_16* rect, const gdiGfxSurface* surface,
RECTANGLE_16* prect)
{
WINPR_ASSERT(rect);
WINPR_ASSERT(surface);
WINPR_ASSERT(prect);
if (rect->left > rect->right)
return FALSE;
if (rect->left > surface->width)
return FALSE;
if (rect->top > rect->bottom)
return FALSE;
if (rect->top > surface->height)
return FALSE;
prect->left = rect->left;
prect->top = rect->top;
prect->right = MIN(rect->right, surface->width);
prect->bottom = MIN(rect->bottom, surface->height);
return TRUE;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT gdi_SolidFill(RdpgfxClientContext* context, const RDPGFX_SOLID_FILL_PDU* solidFill)
{
UINT status = ERROR_INTERNAL_ERROR;
BYTE a = 0;
RECTANGLE_16 invalidRect = { 0 };
rdpGdi* gdi = (rdpGdi*)context->custom;
EnterCriticalSection(&context->mux);
WINPR_ASSERT(context->GetSurfaceData);
gdiGfxSurface* surface = (gdiGfxSurface*)context->GetSurfaceData(context, solidFill->surfaceId);
if (!surface)
goto fail;
const BYTE b = solidFill->fillPixel.B;
const BYTE g = solidFill->fillPixel.G;
const BYTE r = solidFill->fillPixel.R;
if (FreeRDPColorHasAlpha(surface->format))
a = solidFill->fillPixel.XA;
else
a = 0xFF;
const UINT32 color = FreeRDPGetColor(surface->format, r, g, b, a);
for (UINT16 index = 0; index < solidFill->fillRectCount; index++)
{
const RECTANGLE_16* rect = &(solidFill->fillRects[index]);
if (!intersect_rect(rect, surface, &invalidRect))
goto fail;
const UINT32 nWidth = invalidRect.right - invalidRect.left;
const UINT32 nHeight = invalidRect.bottom - invalidRect.top;
if (!freerdp_image_fill(surface->data, surface->format, surface->scanline, invalidRect.left,
invalidRect.top, nWidth, nHeight, color))
goto fail;
region16_union_rect(&(surface->invalidRegion), &(surface->invalidRegion), &invalidRect);
}
status = IFCALLRESULT(CHANNEL_RC_OK, context->UpdateSurfaceArea, context, surface->surfaceId,
solidFill->fillRectCount, solidFill->fillRects);
if (status != CHANNEL_RC_OK)
goto fail;
LeaveCriticalSection(&context->mux);
if (!gdi->inGfxFrame)
{
status = CHANNEL_RC_NOT_INITIALIZED;
IFCALLRET(context->UpdateSurfaces, status, context);
}
return status;
fail:
LeaveCriticalSection(&context->mux);
return status;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT gdi_SurfaceToSurface(RdpgfxClientContext* context,
const RDPGFX_SURFACE_TO_SURFACE_PDU* surfaceToSurface)
{
UINT status = ERROR_INTERNAL_ERROR;
UINT16 index;
BOOL sameSurface;
UINT32 nWidth, nHeight;
const RECTANGLE_16* rectSrc;
RECTANGLE_16 invalidRect;
gdiGfxSurface* surfaceSrc;
gdiGfxSurface* surfaceDst;
rdpGdi* gdi = (rdpGdi*)context->custom;
EnterCriticalSection(&context->mux);
rectSrc = &(surfaceToSurface->rectSrc);
WINPR_ASSERT(context->GetSurfaceData);
surfaceSrc = (gdiGfxSurface*)context->GetSurfaceData(context, surfaceToSurface->surfaceIdSrc);
sameSurface =
(surfaceToSurface->surfaceIdSrc == surfaceToSurface->surfaceIdDest) ? TRUE : FALSE;
if (!sameSurface)
surfaceDst =
(gdiGfxSurface*)context->GetSurfaceData(context, surfaceToSurface->surfaceIdDest);
else
surfaceDst = surfaceSrc;
if (!surfaceSrc || !surfaceDst)
goto fail;
if (!is_rect_valid(rectSrc, surfaceSrc->width, surfaceSrc->height))
goto fail;
nWidth = rectSrc->right - rectSrc->left;
nHeight = rectSrc->bottom - rectSrc->top;
for (index = 0; index < surfaceToSurface->destPtsCount; index++)
{
const RDPGFX_POINT16* destPt = &surfaceToSurface->destPts[index];
const RECTANGLE_16 rect = { destPt->x, destPt->y,
(UINT16)MIN(UINT16_MAX, destPt->x + nWidth),
(UINT16)MIN(UINT16_MAX, destPt->y + nHeight) };
if (!is_rect_valid(&rect, surfaceDst->width, surfaceDst->height))
goto fail;
if (!freerdp_image_copy(surfaceDst->data, surfaceDst->format, surfaceDst->scanline,
destPt->x, destPt->y, nWidth, nHeight, surfaceSrc->data,
surfaceSrc->format, surfaceSrc->scanline, rectSrc->left,
rectSrc->top, NULL, FREERDP_FLIP_NONE))
goto fail;
invalidRect = rect;
region16_union_rect(&surfaceDst->invalidRegion, &surfaceDst->invalidRegion, &invalidRect);
status = IFCALLRESULT(CHANNEL_RC_OK, context->UpdateSurfaceArea, context,
surfaceDst->surfaceId, 1, &invalidRect);
if (status != CHANNEL_RC_OK)
goto fail;
}
LeaveCriticalSection(&context->mux);
if (!gdi->inGfxFrame)
{
status = CHANNEL_RC_NOT_INITIALIZED;
IFCALLRET(context->UpdateSurfaces, status, context);
}
return status;
fail:
LeaveCriticalSection(&context->mux);
return status;
}
static void gdi_GfxCacheEntryFree(gdiGfxCacheEntry* entry)
{
if (!entry)
return;
free(entry->data);
free(entry);
}
static gdiGfxCacheEntry* gdi_GfxCacheEntryNew(UINT64 cacheKey, UINT32 width, UINT32 height,
UINT32 format)
{
gdiGfxCacheEntry* cacheEntry = (gdiGfxCacheEntry*)calloc(1, sizeof(gdiGfxCacheEntry));
if (!cacheEntry)
goto fail;
cacheEntry->cacheKey = cacheKey;
cacheEntry->width = width;
cacheEntry->height = height;
cacheEntry->format = format;
cacheEntry->scanline = gfx_align_scanline(cacheEntry->width * 4, 16);
if ((cacheEntry->width > 0) && (cacheEntry->height > 0))
{
cacheEntry->data = (BYTE*)calloc(cacheEntry->height, cacheEntry->scanline);
if (!cacheEntry->data)
goto fail;
}
return cacheEntry;
fail:
gdi_GfxCacheEntryFree(cacheEntry);
return NULL;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT gdi_SurfaceToCache(RdpgfxClientContext* context,
const RDPGFX_SURFACE_TO_CACHE_PDU* surfaceToCache)
{
const RECTANGLE_16* rect;
gdiGfxSurface* surface;
gdiGfxCacheEntry* cacheEntry = NULL;
UINT rc = ERROR_INTERNAL_ERROR;
EnterCriticalSection(&context->mux);
rect = &(surfaceToCache->rectSrc);
WINPR_ASSERT(context->GetSurfaceData);
surface = (gdiGfxSurface*)context->GetSurfaceData(context, surfaceToCache->surfaceId);
if (!surface)
goto fail;
if (!is_rect_valid(rect, surface->width, surface->height))
goto fail;
cacheEntry = gdi_GfxCacheEntryNew(surfaceToCache->cacheKey, (UINT32)(rect->right - rect->left),
(UINT32)(rect->bottom - rect->top), surface->format);
if (!cacheEntry)
goto fail;
if (!cacheEntry->data)
goto fail;
if (!freerdp_image_copy(cacheEntry->data, cacheEntry->format, cacheEntry->scanline, 0, 0,
cacheEntry->width, cacheEntry->height, surface->data, surface->format,
surface->scanline, rect->left, rect->top, NULL, FREERDP_FLIP_NONE))
goto fail;
RDPGFX_EVICT_CACHE_ENTRY_PDU evict = { surfaceToCache->cacheSlot };
WINPR_ASSERT(context->EvictCacheEntry);
context->EvictCacheEntry(context, &evict);
WINPR_ASSERT(context->SetCacheSlotData);
rc = context->SetCacheSlotData(context, surfaceToCache->cacheSlot, (void*)cacheEntry);
fail:
if (rc != CHANNEL_RC_OK)
gdi_GfxCacheEntryFree(cacheEntry);
LeaveCriticalSection(&context->mux);
return rc;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT gdi_CacheToSurface(RdpgfxClientContext* context,
const RDPGFX_CACHE_TO_SURFACE_PDU* cacheToSurface)
{
UINT status = ERROR_INTERNAL_ERROR;
UINT16 index;
gdiGfxSurface* surface;
gdiGfxCacheEntry* cacheEntry;
RECTANGLE_16 invalidRect;
rdpGdi* gdi = (rdpGdi*)context->custom;
EnterCriticalSection(&context->mux);
WINPR_ASSERT(context->GetSurfaceData);
surface = (gdiGfxSurface*)context->GetSurfaceData(context, cacheToSurface->surfaceId);
WINPR_ASSERT(context->GetCacheSlotData);
cacheEntry = (gdiGfxCacheEntry*)context->GetCacheSlotData(context, cacheToSurface->cacheSlot);
if (!surface || !cacheEntry)
goto fail;
for (index = 0; index < cacheToSurface->destPtsCount; index++)
{
const RDPGFX_POINT16* destPt = &cacheToSurface->destPts[index];
const RECTANGLE_16 rect = { destPt->x, destPt->y,
(UINT16)MIN(UINT16_MAX, destPt->x + cacheEntry->width),
(UINT16)MIN(UINT16_MAX, destPt->y + cacheEntry->height) };
if (rectangle_is_empty(&rect))
continue;
if (!is_rect_valid(&rect, surface->width, surface->height))
goto fail;
if (!freerdp_image_copy(surface->data, surface->format, surface->scanline, destPt->x,
destPt->y, cacheEntry->width, cacheEntry->height, cacheEntry->data,
cacheEntry->format, cacheEntry->scanline, 0, 0, NULL,
FREERDP_FLIP_NONE))
goto fail;
invalidRect = rect;
region16_union_rect(&surface->invalidRegion, &surface->invalidRegion, &invalidRect);
status = IFCALLRESULT(CHANNEL_RC_OK, context->UpdateSurfaceArea, context,
surface->surfaceId, 1, &invalidRect);
if (status != CHANNEL_RC_OK)
goto fail;
}
LeaveCriticalSection(&context->mux);
if (!gdi->inGfxFrame)
status = IFCALLRESULT(CHANNEL_RC_NOT_INITIALIZED, context->UpdateSurfaces, context);
else
status = CHANNEL_RC_OK;
return status;
fail:
LeaveCriticalSection(&context->mux);
return status;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT gdi_CacheImportReply(RdpgfxClientContext* context,
const RDPGFX_CACHE_IMPORT_REPLY_PDU* cacheImportReply)
{
UINT16 index;
UINT16 count;
const UINT16* slots;
UINT error = CHANNEL_RC_OK;
slots = cacheImportReply->cacheSlots;
count = cacheImportReply->importedEntriesCount;
for (index = 0; index < count; index++)
{
UINT16 cacheSlot = slots[index];
if (cacheSlot == 0)
continue;
WINPR_ASSERT(context->GetCacheSlotData);
gdiGfxCacheEntry* cacheEntry =
(gdiGfxCacheEntry*)context->GetCacheSlotData(context, cacheSlot);
if (cacheEntry)
continue;
cacheEntry = gdi_GfxCacheEntryNew(cacheSlot, 0, 0, PIXEL_FORMAT_BGRX32);
if (!cacheEntry)
return ERROR_INTERNAL_ERROR;
WINPR_ASSERT(context->SetCacheSlotData);
error = context->SetCacheSlotData(context, cacheSlot, (void*)cacheEntry);
if (error)
{
WLog_ERR(TAG, "CacheImportReply: SetCacheSlotData failed with error %" PRIu32 "",
error);
gdi_GfxCacheEntryFree(cacheEntry);
break;
}
}
return error;
}
static UINT gdi_ImportCacheEntry(RdpgfxClientContext* context, UINT16 cacheSlot,
PERSISTENT_CACHE_ENTRY* importCacheEntry)
{
UINT error = ERROR_INTERNAL_ERROR;
gdiGfxCacheEntry* cacheEntry;
if (cacheSlot == 0)
return CHANNEL_RC_OK;
cacheEntry = gdi_GfxCacheEntryNew(importCacheEntry->key64, importCacheEntry->width,
importCacheEntry->height, PIXEL_FORMAT_BGRX32);
if (!cacheEntry)
goto fail;
if (!freerdp_image_copy(cacheEntry->data, cacheEntry->format, cacheEntry->scanline, 0, 0,
cacheEntry->width, cacheEntry->height, importCacheEntry->data,
PIXEL_FORMAT_BGRX32, 0, 0, 0, NULL, FREERDP_FLIP_NONE))
goto fail;
RDPGFX_EVICT_CACHE_ENTRY_PDU evict = { cacheSlot };
WINPR_ASSERT(context->EvictCacheEntry);
error = context->EvictCacheEntry(context, &evict);
if (error != CHANNEL_RC_OK)
goto fail;
WINPR_ASSERT(context->SetCacheSlotData);
error = context->SetCacheSlotData(context, cacheSlot, (void*)cacheEntry);
fail:
if (error)
{
gdi_GfxCacheEntryFree(cacheEntry);
WLog_ERR(TAG, "ImportCacheEntry: SetCacheSlotData failed with error %" PRIu32 "", error);
}
return error;
}
static UINT gdi_ExportCacheEntry(RdpgfxClientContext* context, UINT16 cacheSlot,
PERSISTENT_CACHE_ENTRY* exportCacheEntry)
{
gdiGfxCacheEntry* cacheEntry;
WINPR_ASSERT(context->GetCacheSlotData);
cacheEntry = (gdiGfxCacheEntry*)context->GetCacheSlotData(context, cacheSlot);
if (cacheEntry)
{
exportCacheEntry->key64 = cacheEntry->cacheKey;
exportCacheEntry->width = (UINT16)MIN(UINT16_MAX, cacheEntry->width);
exportCacheEntry->height = (UINT16)MIN(UINT16_MAX, cacheEntry->height);
exportCacheEntry->size = cacheEntry->width * cacheEntry->height * 4;
exportCacheEntry->flags = 0;
exportCacheEntry->data = cacheEntry->data;
return CHANNEL_RC_OK;
}
return ERROR_NOT_FOUND;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT gdi_EvictCacheEntry(RdpgfxClientContext* context,
const RDPGFX_EVICT_CACHE_ENTRY_PDU* evictCacheEntry)
{
gdiGfxCacheEntry* cacheEntry;
UINT rc = ERROR_NOT_FOUND;
WINPR_ASSERT(context);
WINPR_ASSERT(evictCacheEntry);
EnterCriticalSection(&context->mux);
WINPR_ASSERT(context->GetCacheSlotData);
cacheEntry = (gdiGfxCacheEntry*)context->GetCacheSlotData(context, evictCacheEntry->cacheSlot);
gdi_GfxCacheEntryFree(cacheEntry);
WINPR_ASSERT(context->SetCacheSlotData);
rc = context->SetCacheSlotData(context, evictCacheEntry->cacheSlot, NULL);
LeaveCriticalSection(&context->mux);
return rc;
}
/**
* 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)
{
UINT rc = ERROR_INTERNAL_ERROR;
gdiGfxSurface* surface = NULL;
EnterCriticalSection(&context->mux);
WINPR_ASSERT(context->GetSurfaceData);
surface = (gdiGfxSurface*)context->GetSurfaceData(context, surfaceToOutput->surfaceId);
if (!surface)
goto fail;
if (surface->windowMapped)
{
WLog_WARN(TAG, "sufrace already windowMapped when trying to set outputMapped");
goto fail;
}
surface->outputMapped = TRUE;
surface->outputOriginX = surfaceToOutput->outputOriginX;
surface->outputOriginY = surfaceToOutput->outputOriginY;
surface->outputTargetWidth = surface->mappedWidth;
surface->outputTargetHeight = surface->mappedHeight;
region16_clear(&surface->invalidRegion);
rc = CHANNEL_RC_OK;
fail:
LeaveCriticalSection(&context->mux);
return rc;
}
static UINT
gdi_MapSurfaceToScaledOutput(RdpgfxClientContext* context,
const RDPGFX_MAP_SURFACE_TO_SCALED_OUTPUT_PDU* surfaceToOutput)
{
UINT rc = ERROR_INTERNAL_ERROR;
gdiGfxSurface* surface = NULL;
EnterCriticalSection(&context->mux);
WINPR_ASSERT(context->GetSurfaceData);
surface = (gdiGfxSurface*)context->GetSurfaceData(context, surfaceToOutput->surfaceId);
if (!surface)
goto fail;
if (surface->windowMapped)
{
WLog_WARN(TAG, "sufrace already windowMapped when trying to set outputMapped");
goto fail;
}
surface->outputMapped = TRUE;
surface->outputOriginX = surfaceToOutput->outputOriginX;
surface->outputOriginY = surfaceToOutput->outputOriginY;
surface->outputTargetWidth = surfaceToOutput->targetWidth;
surface->outputTargetHeight = surfaceToOutput->targetHeight;
region16_clear(&surface->invalidRegion);
rc = CHANNEL_RC_OK;
fail:
LeaveCriticalSection(&context->mux);
return rc;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT gdi_MapSurfaceToWindow(RdpgfxClientContext* context,
const RDPGFX_MAP_SURFACE_TO_WINDOW_PDU* surfaceToWindow)
{
UINT rc = ERROR_INTERNAL_ERROR;
gdiGfxSurface* surface;
EnterCriticalSection(&context->mux);
WINPR_ASSERT(context->GetSurfaceData);
surface = (gdiGfxSurface*)context->GetSurfaceData(context, surfaceToWindow->surfaceId);
if (!surface)
goto fail;
if (surface->outputMapped)
{
WLog_WARN(TAG, "sufrace already outputMapped when trying to set windowMapped");
goto fail;
}
if (surface->windowMapped)
{
if (surface->windowId != surfaceToWindow->windowId)
{
WLog_WARN(TAG, "sufrace windowId mismatch, has %" PRIu64 ", expected %" PRIu64,
surface->windowId, surfaceToWindow->windowId);
goto fail;
}
}
surface->windowMapped = TRUE;
surface->windowId = surfaceToWindow->windowId;
surface->mappedWidth = surfaceToWindow->mappedWidth;
surface->mappedHeight = surfaceToWindow->mappedHeight;
surface->outputTargetWidth = surfaceToWindow->mappedWidth;
surface->outputTargetHeight = surfaceToWindow->mappedHeight;
rc = IFCALLRESULT(CHANNEL_RC_OK, context->MapWindowForSurface, context,
surfaceToWindow->surfaceId, surfaceToWindow->windowId);
fail:
LeaveCriticalSection(&context->mux);
return rc;
}
static UINT
gdi_MapSurfaceToScaledWindow(RdpgfxClientContext* context,
const RDPGFX_MAP_SURFACE_TO_SCALED_WINDOW_PDU* surfaceToWindow)
{
UINT rc = ERROR_INTERNAL_ERROR;
gdiGfxSurface* surface;
EnterCriticalSection(&context->mux);
WINPR_ASSERT(context->GetSurfaceData);
surface = (gdiGfxSurface*)context->GetSurfaceData(context, surfaceToWindow->surfaceId);
if (!surface)
goto fail;
if (surface->outputMapped)
{
WLog_WARN(TAG, "sufrace already outputMapped when trying to set windowMapped");
goto fail;
}
if (surface->windowMapped)
{
if (surface->windowId != surfaceToWindow->windowId)
{
WLog_WARN(TAG, "sufrace windowId mismatch, has %" PRIu64 ", expected %" PRIu64,
surface->windowId, surfaceToWindow->windowId);
goto fail;
}
}
surface->windowMapped = TRUE;
surface->windowId = surfaceToWindow->windowId;
surface->mappedWidth = surfaceToWindow->mappedWidth;
surface->mappedHeight = surfaceToWindow->mappedHeight;
surface->outputTargetWidth = surfaceToWindow->targetWidth;
surface->outputTargetHeight = surfaceToWindow->targetHeight;
rc = IFCALLRESULT(CHANNEL_RC_OK, context->MapWindowForSurface, context,
surfaceToWindow->surfaceId, surfaceToWindow->windowId);
fail:
LeaveCriticalSection(&context->mux);
return rc;
}
BOOL gdi_graphics_pipeline_init(rdpGdi* gdi, RdpgfxClientContext* gfx)
{
return gdi_graphics_pipeline_init_ex(gdi, gfx, NULL, NULL, NULL);
}
BOOL gdi_graphics_pipeline_init_ex(rdpGdi* gdi, RdpgfxClientContext* gfx,
pcRdpgfxMapWindowForSurface map,
pcRdpgfxUnmapWindowForSurface unmap,
pcRdpgfxUpdateSurfaceArea update)
{
rdpContext* context;
const rdpSettings* settings;
if (!gdi || !gfx || !gdi->context || !gdi->context->settings)
return FALSE;
context = gdi->context;
settings = gdi->context->settings;
gdi->gfx = gfx;
gfx->custom = (void*)gdi;
gfx->ResetGraphics = gdi_ResetGraphics;
gfx->StartFrame = gdi_StartFrame;
gfx->EndFrame = gdi_EndFrame;
gfx->SurfaceCommand = gdi_SurfaceCommand;
gfx->DeleteEncodingContext = gdi_DeleteEncodingContext;
gfx->CreateSurface = gdi_CreateSurface;
gfx->DeleteSurface = gdi_DeleteSurface;
gfx->SolidFill = gdi_SolidFill;
gfx->SurfaceToSurface = gdi_SurfaceToSurface;
gfx->SurfaceToCache = gdi_SurfaceToCache;
gfx->CacheToSurface = gdi_CacheToSurface;
gfx->CacheImportReply = gdi_CacheImportReply;
gfx->ImportCacheEntry = gdi_ImportCacheEntry;
gfx->ExportCacheEntry = gdi_ExportCacheEntry;
gfx->EvictCacheEntry = gdi_EvictCacheEntry;
gfx->MapSurfaceToOutput = gdi_MapSurfaceToOutput;
gfx->MapSurfaceToWindow = gdi_MapSurfaceToWindow;
gfx->MapSurfaceToScaledOutput = gdi_MapSurfaceToScaledOutput;
gfx->MapSurfaceToScaledWindow = gdi_MapSurfaceToScaledWindow;
gfx->UpdateSurfaces = gdi_UpdateSurfaces;
gfx->MapWindowForSurface = map;
gfx->UnmapWindowForSurface = unmap;
gfx->UpdateSurfaceArea = update;
if (!freerdp_settings_get_bool(settings, FreeRDP_DeactivateClientDecoding))
{
const UINT32 w = freerdp_settings_get_uint32(settings, FreeRDP_DesktopWidth);
const UINT32 h = freerdp_settings_get_uint32(settings, FreeRDP_DesktopHeight);
gfx->codecs = codecs_new(context);
if (!gfx->codecs)
return FALSE;
if (!freerdp_client_codecs_prepare(gfx->codecs, FREERDP_CODEC_ALL, w, h))
return FALSE;
}
InitializeCriticalSection(&gfx->mux);
PROFILER_CREATE(gfx->SurfaceProfiler, "GFX-PROFILER")
/**
* gdi->graphicsReset will be removed in FreeRDP v3 from public headers,
* since the EGFX Reset Graphics PDU seems to be optional.
* There are still some clients that expect and check it and therefore
* we simply initialize it with TRUE here for now.
*/
gdi->graphicsReset = TRUE;
if (freerdp_settings_get_bool(settings, FreeRDP_DeactivateClientDecoding))
{
gfx->UpdateSurfaceArea = NULL;
gfx->UpdateSurfaces = NULL;
gfx->SurfaceCommand = NULL;
}
return TRUE;
}
void gdi_graphics_pipeline_uninit(rdpGdi* gdi, RdpgfxClientContext* gfx)
{
if (gdi)
gdi->gfx = NULL;
if (!gfx)
return;
gfx->custom = NULL;
codecs_free(gfx->codecs);
gfx->codecs = NULL;
DeleteCriticalSection(&gfx->mux);
PROFILER_PRINT_HEADER
PROFILER_PRINT(gfx->SurfaceProfiler)
PROFILER_PRINT_FOOTER
PROFILER_FREE(gfx->SurfaceProfiler)
}
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