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vo_dmabuf_wayland: improve error handling exporting VA surface

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1. check for all error conditions when calling vaExportSurfaceHandle
2. only clean up valid descriptors
This commit is contained in:
Aaron Boxer 2022-11-01 10:51:50 -04:00 committed by Dudemanguy
parent 259eda4e2f
commit 00e3c90fb1
1 changed files with 25 additions and 23 deletions
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48
video/out/vo_dmabuf_wayland.c
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@ -73,37 +73,39 @@ static bool vaapi_dmabuf_importer(struct mp_image *src, struct wlbuf_pool_entry*
struct zwp_linux_buffer_params_v1 *params)
{
struct priv *p = entry->vo->priv;
VADRMPRIMESurfaceDescriptor desc;
bool dmabuf_imported = false;
VADRMPRIMESurfaceDescriptor desc = { 0 };
/* composed has single layer */
int layer_no = 0;
VAStatus status = vaExportSurfaceHandle(p->display, entry->key, VA_SURFACE_ATTRIB_MEM_TYPE_DRM_PRIME_2,
VA_EXPORT_SURFACE_COMPOSED_LAYERS | VA_EXPORT_SURFACE_READ_ONLY, &desc);
if (status == VA_STATUS_ERROR_INVALID_SURFACE) {
MP_VERBOSE(entry->vo, "VA export to composed layers not supported.\n");
} else if (!vo_wayland_supported_format(entry->vo, desc.layers[0].drm_format, desc.objects[0].drm_format_modifier)) {
if (!CHECK_VA_STATUS(entry->vo, "vaExportSurfaceHandle()")) {
/* invalid surface warning => composed layers not supported */
if (status == VA_STATUS_ERROR_INVALID_SURFACE)
MP_VERBOSE(entry->vo, "vaExportSurfaceHandle: composed layers not supported.\n");
return false;
}
bool success = false;
uint32_t drm_format = desc.layers[layer_no].drm_format;
if (!vo_wayland_supported_format(entry->vo, drm_format, desc.objects[0].drm_format_modifier)) {
MP_VERBOSE(entry->vo, "%s(%016lx) is not supported.\n",
mp_tag_str(desc.layers[0].drm_format), desc.objects[0].drm_format_modifier);
} else if (CHECK_VA_STATUS(entry->vo, "vaExportSurfaceHandle()")) {
entry->drm_format = desc.layers[layer_no].drm_format;
for (int plane_no = 0; plane_no < desc.layers[layer_no].num_planes; ++plane_no) {
int object = desc.layers[layer_no].object_index[plane_no];
uint64_t modifier = desc.objects[object].drm_format_modifier;
zwp_linux_buffer_params_v1_add(params, desc.objects[object].fd, plane_no, desc.layers[layer_no].offset[plane_no],
desc.layers[layer_no].pitch[plane_no], modifier >> 32, modifier & 0xffffffff);
}
dmabuf_imported = true;
mp_tag_str(drm_format), desc.objects[0].drm_format_modifier);
goto done;
}
/* clean up descriptor */
if (status != VA_STATUS_ERROR_INVALID_SURFACE) {
for (int i = 0; i < desc.num_objects; i++) {
close(desc.objects[i].fd);
desc.objects[i].fd = 0;
}
entry->drm_format = drm_format;
for (int plane_no = 0; plane_no < desc.layers[layer_no].num_planes; ++plane_no) {
int object = desc.layers[layer_no].object_index[plane_no];
uint64_t modifier = desc.objects[object].drm_format_modifier;
zwp_linux_buffer_params_v1_add(params, desc.objects[object].fd, plane_no, desc.layers[layer_no].offset[plane_no],
desc.layers[layer_no].pitch[plane_no], modifier >> 32, modifier & 0xffffffff);
}
success = true;
return dmabuf_imported;
done:
for (int i = 0; i < desc.num_objects; i++)
close(desc.objects[i].fd);
return success;
}
#endif