[FFmpeg-devel] Interlaced video decoder help needed

[Carl Eugen Hoyos]

Kostya <kostya.shishkov <at> gmail.com> writes:

> I've decided to extend lavc VC-1 decoder to handle at least some of
> interlaced video stuff. Looks like format with two fields is most
> common so I'm going to implement it first.

!

> How can I make decoder handle field-interlaced video (modify strides for
> it, handle macroblock/draw_slice() stuff etc)? Finding answers in
> mpegvideo.c probably will double amount of work.

I'd like to point you to samples/MPEG-VOB/interlaced/V.VOB which is a
field-encoded sample.

Carl Eugen