The interlacing filter maintains the interlacing in your source video. The following table describes the commands available to you when you apply the interlacing filter to your video.
Command |
Description |
-v_preproc 16 |
Maintains the interlacing in the source video. |
-v_preproc 17 |
Maintains the interlacing in the source video. Use if the first field being encoded is the top (odd) field. |
-v_preproc 18 |
Maintains the interlacing in the source video. Use if the first field being encoded is the bottom (even) field. |