vf_vdpaurb: query_format is still required

I took this out because I thought the filter chain would auto-negotiate
using nv12 without the explicit hint, and it does in the basic case
with no intermediate filter, but once you start adding filters, it
can end up negotiating a different format and then failing.

1 files changed, 6 insertions, 0 deletions

diff --git a/video/filter/vf_vdpaurb.c b/video/filter/vf_vdpaurb.c
index 8f88838dda..8955386dfd 100644
--- a/video/filter/vf_vdpaurb.c
+++ b/video/filter/vf_vdpaurb.c
@@ -87,6 +87,11 @@ static int reconfig(struct vf_instance *vf, struct mp_image_params *in,
     return 0;
 }
 
+static int query_format(struct vf_instance *vf, unsigned int fmt)
+{
+    return vf_next_query_format(vf, fmt == IMGFMT_VDPAU ? IMGFMT_NV12 : fmt);
+}
+
 static int vf_open(vf_instance_t *vf)
 {
     struct vf_priv_s *p = vf->priv;
@@ -94,6 +99,7 @@ static int vf_open(vf_instance_t *vf)
     vf->filter_ext = filter_ext;
     vf->filter = NULL;
     vf->reconfig = reconfig;
+    vf->query_format = query_format;
 
     if (!vf->hwdec) {
         return 0;