The deinterlacing filter converts video to progressive-scan format. The following table describes the commands available to you when you apply the deinterlacing filter to your video.
Command |
Description |
-v_preproc 1 |
Preserves the size of the source video. For example, video that is 640 × 480 pixels and 30 fps is encoded at 640 × 480 pixels and 30 fps. |
-v_preproc 2 |
The output video is half the original video size. For example, video that is 640 × 480 pixels and 30 fps is encoded at 320 × 240 pixels and 30 fps. |
-v_preproc 3 |
The output video is half the original video size and the frame rate is doubled. For example, video that is 640 × 480 pixels and 30 fps is encoded at 320 × 240 pixels and 60 fps. |
-v_preproc 4 |
The output video is half the original vertical size and the frame rate is doubled. For example, video that is 320 × 480 pixels and 30 fps is encoded at 320 × 240 pixels and 60 fps. |