guacamole-spice-protocol/protocols/rdp/src/rdp_bitmap.c

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2012-01-03 01:59:52 +00:00
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (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.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is libguac-client-rdp.
*
* The Initial Developer of the Original Code is
* Michael Jumper.
* Portions created by the Initial Developer are Copyright (C) 2011
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include <stdio.h>
#include <stdlib.h>
#include <cairo/cairo.h>
#include <guacamole/socket.h>
#include <guacamole/client.h>
#include <guacamole/protocol.h>
#include <freerdp/freerdp.h>
#include <freerdp/codec/color.h>
#include "client.h"
#include "rdp_bitmap.h"
void guac_rdp_bitmap_new(rdpContext* context, rdpBitmap* bitmap) {
/* Allocate buffer */
guac_client* client = ((rdp_freerdp_context*) context)->client;
guac_socket* socket = client->socket;
guac_layer* buffer = guac_client_alloc_buffer(client);
/* Convert image data if present */
if (bitmap->data != NULL) {
/* Convert image data to 32-bit RGB */
unsigned char* image_buffer = freerdp_image_convert(bitmap->data, NULL,
bitmap->width, bitmap->height,
context->instance->settings->color_depth,
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32, (HCLRCONV) &guac_rdp_clrconv);
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/* Create surface from image data */
cairo_surface_t* surface = cairo_image_surface_create_for_data(
bitmap->data, CAIRO_FORMAT_RGB24,
bitmap->width, bitmap->height, 4*bitmap->width);
/* Send surface to buffer */
guac_protocol_send_png(socket, GUAC_COMP_SRC, buffer, 0, 0, surface);
/* Free surface */
cairo_surface_destroy(surface);
/* Free image data if actually alloated */
if (image_buffer != bitmap->data)
free(image_buffer);
}
/* Store buffer reference in bitmap */
((guac_rdp_bitmap*) bitmap)->layer = buffer;
guac_client_log_info(client, "guac_rdp_bitmap_new()");
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}
void guac_rdp_bitmap_paint(rdpContext* context, rdpBitmap* bitmap) {
guac_client* client = ((rdp_freerdp_context*) context)->client;
guac_socket* socket = client->socket;
/* Copy image data from buffer to visible layer */
guac_protocol_send_copy(socket,
((guac_rdp_bitmap*) bitmap)->layer,
0, 0, bitmap->width, bitmap->height,
GUAC_COMP_OVER,
GUAC_DEFAULT_LAYER, bitmap->left, bitmap->top);
guac_client_log_info(client, "guac_rdp_bitmap_paint()");
}
void guac_rdp_bitmap_free(rdpContext* context, rdpBitmap* bitmap) {
guac_client* client = ((rdp_freerdp_context*) context)->client;
guac_client_free_buffer(client, ((guac_rdp_bitmap*) bitmap)->layer);
guac_client_log_info(client, "guac_rdp_bitmap_free()");
}
void guac_rdp_bitmap_setsurface(rdpContext* context, rdpBitmap* bitmap, boolean primary) {
guac_client* client = ((rdp_freerdp_context*) context)->client;
guac_client_log_info(client, "guac_rdp_bitmap_setsurface()");
}