[FFmpeg-cvslog] lavfi/vf_libplacebo: test for renderable pixel formats

[Niklas Haas]

ffmpeg | branch: master | Niklas Haas <git at haasn.dev> | Fri Jul 14 12:47:53 2023 +0200| [138d3ac15dfc444c0e2a35daf7388a4ed353d406] | committer: Niklas Haas

lavfi/vf_libplacebo: test for renderable pixel formats

Requires a new upstream function to test not for *import* support on a
given output pixel format, but also whether we can render to it.

Fixes: https://github.com/haasn/libplacebo/issues/173

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=138d3ac15dfc444c0e2a35daf7388a4ed353d406
---

 libavfilter/vf_libplacebo.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/libavfilter/vf_libplacebo.c b/libavfilter/vf_libplacebo.c
index 031265b637..3b92719225 100644
--- a/libavfilter/vf_libplacebo.c
+++ b/libavfilter/vf_libplacebo.c
@@ -1141,6 +1141,11 @@ static int libplacebo_query_format(AVFilterContext *ctx)
             }
         }
 
+#if PL_API_VER >= 293
+        if (!pl_test_pixfmt_caps(s->gpu, pixfmt, PL_FMT_CAP_RENDERABLE))
+            continue;
+#endif
+
         RET(ff_add_format(&outfmts, pixfmt));
     }