[FFmpeg-devel] [PATCH 1/5] lavfi/vf_framepack: properly set output duration for framesequence output

[FFmpeg-devel] [PATCH 1/5] lavfi/vf_framepack: properly set output duration for framesequence output

[Anton Khirnov]

Output has to be CFR in this case.
---
 libavfilter/vf_framepack.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/libavfilter/vf_framepack.c b/libavfilter/vf_framepack.c
index f30909ccff..6ea88df8b2 100644
--- a/libavfilter/vf_framepack.c
+++ b/libavfilter/vf_framepack.c
@@ -329,8 +329,10 @@ static int try_push_frame(AVFilterContext *ctx)
 
         for (i = 0; i < 2; i++) {
             // set correct timestamps
-            if (pts != AV_NOPTS_VALUE)
+            if (pts != AV_NOPTS_VALUE) {
                 s->input_views[i]->pts = i == 0 ? pts * 2 : pts * 2 + av_rescale_q(1, av_inv_q(outlink->frame_rate), outlink->time_base);
+                s->input_views[i]->duration = av_rescale_q(1, av_inv_q(outlink->frame_rate), outlink->time_base);
+            }
 
             // set stereo3d side data
             stereo = av_stereo3d_create_side_data(s->input_views[i]);
-- 
2.35.1

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[FFmpeg-devel] [PATCH 2/5] lavfi/vf_deinterlace_qsv: set output frame durations

[Anton Khirnov]

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

diff --git a/libavfilter/vf_deinterlace_qsv.c b/libavfilter/vf_deinterlace_qsv.c
index 3065d6ac95..98ed7283ad 100644
--- a/libavfilter/vf_deinterlace_qsv.c
+++ b/libavfilter/vf_deinterlace_qsv.c
@@ -516,6 +516,11 @@ static int process_frame(AVFilterContext *ctx, const AVFrame *in,
         out->pts++;
     s->last_pts = out->pts;
 
+    if (outlink->frame_rate.num && outlink->frame_rate.den)
+        out->duration = av_rescale_q(1, av_inv_q(outlink->frame_rate), outlink->time_base);
+    else
+        out->duration = 0;
+
     ret = ff_filter_frame(outlink, out);
     if (ret < 0)
         return ret;
-- 
2.35.1

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[FFmpeg-devel] [PATCH 3/5] lavfi/vf_frei0r: set frame durations for frei0r_src

[Anton Khirnov]

This source produces CFR output.
---
 libavfilter/vf_frei0r.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/libavfilter/vf_frei0r.c b/libavfilter/vf_frei0r.c
index 1e01114b76..66351d6678 100644
--- a/libavfilter/vf_frei0r.c
+++ b/libavfilter/vf_frei0r.c
@@ -488,6 +488,7 @@ static int source_request_frame(AVFilterLink *outlink)
 
     frame->sample_aspect_ratio = (AVRational) {1, 1};
     frame->pts = s->pts++;
+    frame->duration = 1;
 
     s->update(s->instance, av_rescale_q(frame->pts, s->time_base, (AVRational){1,1000}),
                    NULL, (uint32_t *)frame->data[0]);
-- 
2.35.1

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[FFmpeg-devel] [PATCH 4/5] lavfi/vf_minterpolate: set output frame durations

[Anton Khirnov]

This filter produces CFR output.
---
 libavfilter/vf_minterpolate.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/libavfilter/vf_minterpolate.c b/libavfilter/vf_minterpolate.c
index 97d0e96c59..f2de61ca39 100644
--- a/libavfilter/vf_minterpolate.c
+++ b/libavfilter/vf_minterpolate.c
@@ -1189,6 +1189,7 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *avf_in)
 
         av_frame_copy_props(avf_out, mi_ctx->frames[NB_FRAMES - 1].avf);
         avf_out->pts = mi_ctx->out_pts++;
+        avf_out->duration = 1;
 
         interpolate(inlink, avf_out);
 
-- 
2.35.1

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[FFmpeg-devel] [PATCH 5/5] lavfi/src_avsynctest: set video frame durations

[Anton Khirnov]

This filter produces CFR video output.
---
 libavfilter/src_avsynctest.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/libavfilter/src_avsynctest.c b/libavfilter/src_avsynctest.c
index c78e517ac3..78e4a2ba50 100644
--- a/libavfilter/src_avsynctest.c
+++ b/libavfilter/src_avsynctest.c
@@ -348,6 +348,7 @@ static int video_frame(AVFilterLink *outlink)
     }
 
     out->pts = s->vpts++;
+    out->duration = 1;
 
     return ff_filter_frame(outlink, out);
 }
-- 
2.35.1

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