maride/guacamole-spice-protocol
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Only cache bitmap on client if not ephemeral.

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This commit is contained in:
Michael Jumper 2012-04-03 14:03:52 -07:00
parent 4710994bc3
commit e75e6bbb53
1 changed files with 38 additions and 17 deletions
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55
protocols/rdp/src/rdp_bitmap.c
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@ -73,20 +73,21 @@ void guac_rdp_bitmap_new(rdpContext* context, rdpBitmap* bitmap) {
context->instance->settings->color_depth,
32, ((rdp_freerdp_context*) context)->clrconv);
/* Create surface from image data */
cairo_surface_t* surface = cairo_image_surface_create_for_data(
image_buffer, 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);
/* If ephemeral, just free image data */
/* If not ephemeral, store cached image, and free image data */
if (!bitmap->ephemeral) {
/* Create surface from image data */
cairo_surface_t* surface = cairo_image_surface_create_for_data(
image_buffer, 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);
@ -117,11 +118,31 @@ void guac_rdp_bitmap_paint(rdpContext* context, rdpBitmap* bitmap) {
int width = bitmap->right - bitmap->left + 1;
int height = bitmap->bottom - bitmap->top + 1;
guac_protocol_send_copy(socket,
((guac_rdp_bitmap*) bitmap)->layer,
0, 0, width, height,
GUAC_COMP_OVER,
GUAC_DEFAULT_LAYER, bitmap->left, bitmap->top);
/* If not ephemeral, retrieve from cache */
if (!bitmap->ephemeral)
guac_protocol_send_copy(socket,
((guac_rdp_bitmap*) bitmap)->layer,
0, 0, width, height,
GUAC_COMP_OVER,
GUAC_DEFAULT_LAYER, bitmap->left, bitmap->top);
/* Otherwise, draw with stored image data */
else if (bitmap->data != NULL) {
/* Create surface from image data */
cairo_surface_t* surface = cairo_image_surface_create_for_data(
bitmap->data, CAIRO_FORMAT_RGB24,
width, height, 4*bitmap->width);
/* Send surface to buffer */
guac_protocol_send_png(socket,
GUAC_COMP_OVER, GUAC_DEFAULT_LAYER,
bitmap->left, bitmap->top, surface);
/* Free surface */
cairo_surface_destroy(surface);
}
}