wbcap: fix setup if a display is unconfigured

diff --git a/utils/wbcap.cpp b/utils/wbcap.cpp
index f4f2b7173f59e6323527f75e594025ba90d95bfb..19b8b46f74cb64645477693031d98659d53db22b 100644 (file)
--- a/utils/wbcap.cpp
+++ b/utils/wbcap.cpp
@@ -288,6 +288,10 @@ int main(int argc, char** argv)
 
        auto src_conn = resman.reserve_connector(src_conn_name);
        auto src_crtc = resman.reserve_crtc(src_conn);
+       src_crtc->refresh();
+       Videomode src_mode = src_conn->get_default_mode();
+       DumbFramebuffer src_fb(card, src_mode.hdisplay, src_mode.vdisplay, PixelFormat::ARGB8888);
+       src_crtc->set_mode(src_conn, src_fb, src_mode);
 
        uint32_t src_width = src_crtc->mode().hdisplay;
        uint32_t src_height = src_crtc->mode().vdisplay;
@@ -296,6 +300,10 @@ int main(int argc, char** argv)
 
        auto dst_conn = resman.reserve_connector(dst_conn_name);
        auto dst_crtc = resman.reserve_crtc(dst_conn);
+       Videomode dst_mode = dst_conn->get_default_mode();
+       DumbFramebuffer dst_fb(card, dst_mode.hdisplay, dst_mode.vdisplay, PixelFormat::ARGB8888);
+       dst_crtc->set_mode(dst_conn, dst_fb, dst_mode);
+       dst_crtc->refresh();
        auto dst_plane = resman.reserve_overlay_plane(dst_crtc, pixfmt);
        FAIL_IF(!dst_plane, "Plane not found");