compositor/shm: use internalFormat=GL_BGRA_EXT in TexImage2D

diff --git a/compositor/shm.c b/compositor/shm.c
index 6b96a5b..913833e 100644 (file)
--- a/compositor/shm.c
+++ b/compositor/shm.c
@@ -61,7 +61,7 @@ shm_buffer_attach(struct wl_buffer *buffer_base, struct wl_surface *surface)
 
        /* Unbind any EGLImage texture that may be bound, so we don't
         * overwrite it.*/
-       glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA,
+       glTexImage2D(GL_TEXTURE_2D, 0, GL_BGRA_EXT,
                     0, 0, 0, GL_BGRA_EXT, GL_UNSIGNED_BYTE, NULL);
        glTexImage2D(GL_TEXTURE_2D, 0, GL_BGRA_EXT,
                     buffer->buffer.width, buffer->buffer.height, 0,
@@ -79,7 +79,7 @@ shm_buffer_damage(struct wl_buffer *buffer_base,
                (struct wlsc_shm_buffer *) buffer_base;
 
        glBindTexture(GL_TEXTURE_2D, es->texture);
-       glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA,
+       glTexImage2D(GL_TEXTURE_2D, 0, GL_BGRA_EXT,
                     buffer->buffer.width, buffer->buffer.height, 0,
                     GL_BGRA_EXT, GL_UNSIGNED_BYTE, buffer->data);