[FFmpeg-cvslog] lavfi/qsvvpp: provide a default framerate if needed

[Haihao Xiang]

ffmpeg | branch: master | Haihao Xiang <haihao.xiang at intel.com> | Mon Nov 28 12:43:20 2022 +0800| [7a856588dc591854892f69c2d1429473a3ed3f5b] | committer: Haihao Xiang

lavfi/qsvvpp: provide a default framerate if needed

VPP in the SDK requires the frame rate to be set to a valid value,
otherwise init will fail, so always set a default framerate when the
input link doesn't have a valid framerate.

Reviewed-by: Soft Works <softworkz at hotmail.com>
Signed-off-by: Haihao Xiang <haihao.xiang at intel.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=7a856588dc591854892f69c2d1429473a3ed3f5b
---

 libavfilter/qsvvpp.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/libavfilter/qsvvpp.c b/libavfilter/qsvvpp.c
index a088f6b61f..a588a37610 100644
--- a/libavfilter/qsvvpp.c
+++ b/libavfilter/qsvvpp.c
@@ -324,6 +324,14 @@ static int fill_frameinfo_by_link(mfxFrameInfo *frameinfo, AVFilterLink *link)
     frameinfo->CropH          = link->h;
     frameinfo->FrameRateExtN  = link->frame_rate.num;
     frameinfo->FrameRateExtD  = link->frame_rate.den;
+
+    /* Apparently VPP in the SDK requires the frame rate to be set to some value, otherwise
+     * init will fail */
+    if (frameinfo->FrameRateExtD == 0 || frameinfo->FrameRateExtN == 0) {
+        frameinfo->FrameRateExtN = 25;
+        frameinfo->FrameRateExtD = 1;
+    }
+
     frameinfo->AspectRatioW   = link->sample_aspect_ratio.num ? link->sample_aspect_ratio.num : 1;
     frameinfo->AspectRatioH   = link->sample_aspect_ratio.den ? link->sample_aspect_ratio.den : 1;