isa/mutter
1
0
Fork 0
mirror of https://github.com/brl/mutter.git synced 2025-08-05 08:04:50 +00:00
Code Issues Packages Projects Releases Wiki Activity

wayland/shm: Advertise support for RGB565

Browse Source 
Doesn't hurt to support it, could save memory bandwidth would any client
use it without degrading visual quality.

https://gitlab.gnome.org/GNOME/mutter/merge_requests/804
This commit is contained in:
Jonas Ådahl
2019-09-18 16:18:58 +02:00
committed by Robert Mader
parent 5a8e4da2a8
commit 2d6040e2a3
3 changed files with 25 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

21
src/wayland/meta-wayland-buffer.c
View File

@@ -57,6 +57,7 @@
#include "cogl/cogl-egl.h"
#include "meta/util.h"
#include "wayland/meta-wayland-dma-buf.h"
#include "wayland/meta-wayland-private.h"
#ifdef HAVE_NATIVE_BACKEND
#include "backends/native/meta-drm-buffer-gbm.h"
@@ -205,6 +206,10 @@ shm_format_to_cogl_pixel_format (enum wl_shm_format shm_format,
components = COGL_TEXTURE_COMPONENTS_RGB;
break;
#elif G_BYTE_ORDER == G_LITTLE_ENDIAN
case WL_SHM_FORMAT_RGB565:
format = COGL_PIXEL_FORMAT_RGB_565;
components = COGL_TEXTURE_COMPONENTS_RGB;
break;
case WL_SHM_FORMAT_ARGB8888:
format = COGL_PIXEL_FORMAT_BGRA_8888_PRE;
break;
@@ -736,3 +741,19 @@ meta_wayland_buffer_class_init (MetaWaylandBufferClass *klass)
NULL, NULL, NULL,
G_TYPE_NONE, 0);
}
void
meta_wayland_init_shm (MetaWaylandCompositor *compositor)
{
static const enum wl_shm_format shm_formats[] = {
#if G_BYTE_ORDER == G_LITTLE_ENDIAN
WL_SHM_FORMAT_RGB565,
#endif
};
int i;
wl_display_init_shm (compositor->wayland_display);
for (i = 0; i < G_N_ELEMENTS (shm_formats); i++)
wl_display_add_shm_format (compositor->wayland_display, shm_formats[i]);
}