[FFmpeg-trac] #6971(undetermined:new): ffmpeg drops frames after deinterlacing

[FFmpeg]

#6971: ffmpeg drops frames after deinterlacing
-------------------------------------+-------------------------------------
             Reporter:  CaryKnoop    |                    Owner:
                 Type:  defect       |                   Status:  new
             Priority:  normal       |                Component:
              Version:  git-master   |  undetermined
             Keywords:  cuvid        |               Resolution:
             Blocking:               |               Blocked By:
Analyzed by developer:  0            |  Reproduced by developer:  0
-------------------------------------+-------------------------------------

Comment (by cehoyos):

 Does the following make any difference? I just want to understand why it
 isn't possible to change the time base from the decoder.
 {{{
 diff --git a/libavcodec/cuviddec.c b/libavcodec/cuviddec.c
 index 0358936..292e1c1 100644
 --- a/libavcodec/cuviddec.c
 +++ b/libavcodec/cuviddec.c
 @@ -225,7 +225,7 @@ static int CUDAAPI cuvid_handle_video_sequence(void
 *opaque, CUVIDEOFORMAT* form
          avctx->bit_rate = format->bitrate;

      if (format->frame_rate.numerator && format->frame_rate.denominator) {
 -        avctx->framerate.num = format->frame_rate.numerator;
 +        avctx->framerate.num = format->frame_rate.numerator *2;
          avctx->framerate.den = format->frame_rate.denominator;
      }

 }}}

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Ticket URL: <https://trac.ffmpeg.org/ticket/6971#comment:21>
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