BOOL gdi_init_ex(freerdp* instance, UINT32 format, UINT32 stride, BYTE* buffer,
void (*pfree)(void*))
{
UINT32 SrcFormat = gdi_get_pixel_format(instance->settings->ColorDepth);
rdpGdi* gdi = (rdpGdi*) calloc(1, sizeof(rdpGdi));
rdpContext* context = instance->context;
if (!gdi)
goto fail;
instance->context->gdi = gdi;
gdi->log = WLog_Get(TAG);
if (!gdi->log)
goto fail;
gdi->context = instance->context;
gdi->width = instance->settings->DesktopWidth;
gdi->height = instance->settings->DesktopHeight;
gdi->dstFormat = format;
/* default internal buffer format */
WLog_Print(gdi->log, WLOG_INFO, "Local framebuffer format %s",
GetColorFormatName(gdi->dstFormat));
WLog_Print(gdi->log, WLOG_INFO, "Remote framebuffer format %s",
GetColorFormatName(SrcFormat));
if (!(gdi->hdc = gdi_GetDC()))
goto fail;
gdi->hdc->format = gdi->dstFormat;
if (!gdi_init_primary(gdi, stride, gdi->dstFormat, buffer, pfree))
goto fail;
if (!(context->cache = cache_new(instance->settings)))
goto fail;
if (!freerdp_client_codecs_prepare(context->codecs, FREERDP_CODEC_ALL,
gdi->width, gdi->height))
goto fail;
gdi_register_update_callbacks(instance->update);
brush_cache_register_callbacks(instance->update);
glyph_cache_register_callbacks(instance->update);
bitmap_cache_register_callbacks(instance->update);
offscreen_cache_register_callbacks(instance->update);
palette_cache_register_callbacks(instance->update);
if (!gdi_register_graphics(instance->context->graphics))
goto fail;
return TRUE;
fail:
gdi_free(instance);
WLog_ERR(TAG, "failed to initialize gdi");
return FALSE;
}
void gdi_resize(rdpGdi* gdi, int width, int height)
{
if (gdi && gdi->primary)
{
if (gdi->width != width || gdi->height != height)
{
if (gdi->drawing == gdi->primary)
gdi->drawing = NULL;
gdi->width = width;
gdi->height = height;
gdi_bitmap_free_ex(gdi->primary);
gdi->primary_buffer = NULL;
gdi_init_primary(gdi);
}
}
}
BOOL gdi_resize(rdpGdi* gdi, int width, int height)
{
if (!gdi || !gdi->primary)
return FALSE;
if (gdi->width == width && gdi->height == height)
return TRUE;
if (gdi->drawing == gdi->primary)
gdi->drawing = NULL;
gdi->width = width;
gdi->height = height;
gdi_bitmap_free_ex(gdi->primary);
gdi->primary = NULL;
gdi->primary_buffer = NULL;
return gdi_init_primary(gdi);
}
BOOL gdi_resize_ex(rdpGdi* gdi, UINT32 width, UINT32 height,
UINT32 stride, UINT32 format, BYTE* buffer,
void (*pfree)(void*))
{
if (!gdi || !gdi->primary)
return FALSE;
if (gdi->width == width && gdi->height == height &&
(!buffer || gdi->primary_buffer == buffer))
return TRUE;
if (gdi->drawing == gdi->primary)
gdi->drawing = NULL;
gdi->width = width;
gdi->height = height;
gdi_bitmap_free_ex(gdi->primary);
gdi->primary = NULL;
gdi->primary_buffer = NULL;
return gdi_init_primary(gdi, stride, format, buffer, pfree);
}
int gdi_init(freerdp* instance, UINT32 flags, BYTE* buffer)
{
BOOL rgb555;
rdpGdi* gdi;
rdpCache* cache;
gdi = (rdpGdi*) calloc(1, sizeof(rdpGdi));
if (!gdi)
return -1;
instance->context->gdi = gdi;
gdi->context = instance->context;
cache = instance->context->cache;
gdi->codecs = instance->context->codecs;
gdi->width = instance->settings->DesktopWidth;
gdi->height = instance->settings->DesktopHeight;
gdi->srcBpp = instance->settings->ColorDepth;
gdi->primary_buffer = buffer;
/* default internal buffer format */
gdi->dstBpp = 32;
gdi->bytesPerPixel = 4;
gdi->format = PIXEL_FORMAT_XRGB32;
if (flags & CLRCONV_INVERT)
gdi->invert = TRUE;
rgb555 = (flags & CLRCONV_RGB555) ? TRUE : FALSE;
if (gdi->srcBpp > 16)
{
if (flags & CLRBUF_32BPP)
{
gdi->dstBpp = 32;
gdi->bytesPerPixel = 4;
}
else if (flags & CLRBUF_16BPP)
{
gdi->dstBpp = rgb555 ? 15 : 16;
gdi->bytesPerPixel = 2;
}
}
else
{
if (flags & CLRBUF_16BPP)
{
gdi->dstBpp = rgb555 ? 15 : 16;
gdi->bytesPerPixel = 2;
}
else if (flags & CLRBUF_32BPP)
{
gdi->dstBpp = 32;
gdi->bytesPerPixel = 4;
}
}
if (!gdi->invert)
{
if (gdi->bytesPerPixel == 4)
gdi->format = PIXEL_FORMAT_XRGB32;
else if ((gdi->bytesPerPixel == 2) && (gdi->dstBpp == 16))
gdi->format = PIXEL_FORMAT_RGB565;
else if ((gdi->bytesPerPixel == 2) && (gdi->dstBpp == 15))
gdi->format = PIXEL_FORMAT_RGB555;
}
else
{
if (gdi->bytesPerPixel == 4)
gdi->format = PIXEL_FORMAT_XBGR32;
else if ((gdi->bytesPerPixel == 2) && (gdi->dstBpp == 16))
gdi->format = PIXEL_FORMAT_BGR565;
else if ((gdi->bytesPerPixel == 2) && (gdi->dstBpp == 15))
gdi->format = PIXEL_FORMAT_BGR555;
}
gdi->hdc = gdi_GetDC();
gdi->hdc->bitsPerPixel = gdi->dstBpp;
gdi->hdc->bytesPerPixel = gdi->bytesPerPixel;
gdi->hdc->alpha = (flags & CLRCONV_ALPHA) ? TRUE : FALSE;
gdi->hdc->invert = (flags & CLRCONV_INVERT) ? TRUE : FALSE;
gdi->hdc->rgb555 = (flags & CLRCONV_RGB555) ? TRUE : FALSE;
gdi_init_primary(gdi);
gdi->tile = gdi_bitmap_new_ex(gdi, 64, 64, 32, NULL);
gdi->image = gdi_bitmap_new_ex(gdi, 64, 64, 32, NULL);
if (!cache)
{
cache = cache_new(instance->settings);
instance->context->cache = cache;
}
gdi_register_update_callbacks(instance->update);
brush_cache_register_callbacks(instance->update);
glyph_cache_register_callbacks(instance->update);
bitmap_cache_register_callbacks(instance->update);
offscreen_cache_register_callbacks(instance->update);
palette_cache_register_callbacks(instance->update);
gdi_register_graphics(instance->context->graphics);
instance->update->BitmapUpdate = gdi_bitmap_update;
return 0;
}