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vf_sub: don't crash if no subtitle context is available

Happens with --vf=sub,sub (only the first one gets the context).
This commit is contained in:
wm4 2014-11-11 18:47:21 +01:00
parent 67e0230905
commit 599a4a8769

View File

@ -94,6 +94,9 @@ static struct mp_image *filter(struct vf_instance *vf, struct mp_image *mpi)
struct vf_priv_s *priv = vf->priv;
struct osd_state *osd = priv->osd;
if (!osd)
return mpi;
if (vf->priv->opt_top_margin || vf->priv->opt_bottom_margin) {
struct mp_image *dmpi = vf_alloc_out_image(vf);
if (!dmpi)