Hi!
Attached patch fixes aspect for the tinterlace modes merge and pad.
Tested with the sample from ticket #4328.
Please comment, Carl Eugen
diff --git a/libavfilter/vf_tinterlace.c b/libavfilter/vf_tinterlace.c
index 096a614..12ab4f6 100644
--- a/libavfilter/vf_tinterlace.c
+++ b/libavfilter/vf_tinterlace.c
@@ -266,6 +266,7 @@ static int filter_frame(AVFilterLink *inlink, AVFrame
*picref)
out->height = outlink->h;
out->interlaced_frame = 1;
out->top_field_first = 1;
+ out->sample_aspect_ratio = av_mul_q(cur->sample_aspect_ratio,
av_make_q(2, 1));
/* write odd frame lines into the upper field of the new frame */
copy_picture_field(tinterlace, out->data, out->linesize,
@@ -295,6 +296,7 @@ static int filter_frame(AVFilterLink *inlink, AVFrame
*picref)
return AVERROR(ENOMEM);
av_frame_copy_props(out, cur);
out->height = outlink->h;
+ out->sample_aspect_ratio = av_mul_q(cur->sample_aspect_ratio,
av_make_q(2, 1));
field = (1 + tinterlace->frame) & 1 ? FIELD_UPPER : FIELD_LOWER;
/* copy upper and lower fields */
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