shm: use XRGB8888 instead of ARGB8888

1 files changed, 10 insertions, 4 deletions

diff --git a/main.c b/main.c
index d9c9dfa..7bdffe6 100644
--- a/main.c
+++ b/main.c
@@ -37,7 +37,7 @@ static struct wl_compositor *compositor;
 static struct wl_shm *shm;
 static struct zwlr_layer_shell_v1 *layer_shell;
 
-static bool have_argb8888 = false;
+static bool have_xrgb8888 = false;
 
 /* TODO: one per output */
 static pixman_image_t *image;
@@ -205,8 +205,8 @@ static const struct wl_output_listener output_listener = {
 static void
 shm_format(void *data, struct wl_shm *wl_shm, uint32_t format)
 {
-    if (format == WL_SHM_FORMAT_ARGB8888)
-        have_argb8888 = true;
+    if (format == WL_SHM_FORMAT_XRGB8888)
+        have_xrgb8888 = true;
 }
 
 static const struct wl_shm_listener shm_listener = {
@@ -358,7 +358,11 @@ main(int argc, const char *const *argv)
     assert(layer_shell != NULL);
 
     wl_display_roundtrip(display);
-    assert(have_argb8888);
+
+    if (!have_xrgb8888) {
+        LOG_ERR("shm: XRGB image format not available");
+        goto out;
+    }
 
     sigset_t mask;
     sigemptyset(&mask);
@@ -420,6 +424,8 @@ main(int argc, const char *const *argv)
         }
     }
 
+out:
+
     if (sig_fd >= 0)
         close(sig_fd);