[Mesa-dev] [PATCH 01/16] dri: fromPlanar() can return NULL as a valid result
Jason Ekstrand
jason at jlekstrand.net
Fri Feb 9 23:43:17 UTC 2018
From: Louis-Francis Ratté-Boulianne <lfrb at collabora.com>
It was assumed that fromPlanar() could return NULL to mean
that the planar image is the same as the parent DRI image.
That assumption wasn't made everywhere though.
Let's fix things and make sure that all callers understand
a NULL result
Signed-off-by: Louis-Francis Ratté-Boulianne <lfrb at collabora.com>
Reviewed-by: Jason Ekstrand <jason at jlekstrand.net>
---
src/egl/drivers/dri2/egl_dri2.c | 3 ++-
src/egl/drivers/dri2/platform_wayland.c | 9 +++------
src/gbm/backends/dri/gbm_dri.c | 1 +
src/loader/loader_dri3_helper.c | 5 ++++-
4 files changed, 10 insertions(+), 8 deletions(-)
diff --git a/src/egl/drivers/dri2/egl_dri2.c b/src/egl/drivers/dri2/egl_dri2.c
index e9b556e..17b646e 100644
--- a/src/egl/drivers/dri2/egl_dri2.c
+++ b/src/egl/drivers/dri2/egl_dri2.c
@@ -1966,7 +1966,8 @@ dri2_create_image_wayland_wl_buffer(_EGLDisplay *disp, _EGLContext *ctx,
}
dri_image = dri2_dpy->image->fromPlanar(buffer->driver_buffer, plane, NULL);
-
+ if (dri_image == NULL && plane == 0)
+ dri_image = dri2_dpy->image->dupImage(buffer->driver_buffer, NULL);
if (dri_image == NULL) {
_eglError(EGL_BAD_PARAMETER, "dri2_create_image_wayland_wl_buffer");
return NULL;
diff --git a/src/egl/drivers/dri2/platform_wayland.c b/src/egl/drivers/dri2/platform_wayland.c
index f91bade..5b8bec9 100644
--- a/src/egl/drivers/dri2/platform_wayland.c
+++ b/src/egl/drivers/dri2/platform_wayland.c
@@ -814,13 +814,10 @@ create_wl_buffer(struct dri2_egl_display *dri2_dpy,
int stride, offset;
int fd = -1;
- if (i == 0)
- p_image = image;
- else
- p_image = dri2_dpy->image->fromPlanar(image, i, NULL);
+ p_image = dri2_dpy->image->fromPlanar(image, i, NULL);
if (!p_image) {
- zwp_linux_buffer_params_v1_destroy(params);
- return NULL;
+ assert(i == 0);
+ p_image = image;
}
query = dri2_dpy->image->queryImage(p_image,
diff --git a/src/gbm/backends/dri/gbm_dri.c b/src/gbm/backends/dri/gbm_dri.c
index 0d088bd..ed64ad6 100644
--- a/src/gbm/backends/dri/gbm_dri.c
+++ b/src/gbm/backends/dri/gbm_dri.c
@@ -849,6 +849,7 @@ gbm_dri_bo_get_offset(struct gbm_bo *_bo, int plane)
dri->image->queryImage(image, __DRI_IMAGE_ATTRIB_OFFSET, &offset);
dri->image->destroyImage(image);
} else {
+ assert(plane == 0);
dri->image->queryImage(bo->image, __DRI_IMAGE_ATTRIB_OFFSET, &offset);
}
diff --git a/src/loader/loader_dri3_helper.c b/src/loader/loader_dri3_helper.c
index fbda3d6..2912bb6 100644
--- a/src/loader/loader_dri3_helper.c
+++ b/src/loader/loader_dri3_helper.c
@@ -1288,7 +1288,10 @@ loader_dri3_create_image(xcb_connection_t *c,
ret = image->fromPlanar(image_planar, 0, loaderPrivate);
- image->destroyImage(image_planar);
+ if (!ret)
+ ret = image_planar;
+ else
+ image->destroyImage(image_planar);
return ret;
}
--
2.5.0.400.gff86faf
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