[FFmpeg-devel] [RFC] h264 avoid starting decode on a non top field

[madshi]

2011/11/11 Joakim Plate <elupus at ecce.se>

> Hi,
>
> This is hack/fix for a mpegts live stream sample we've encountered. I may
> be able to provide it, but i'll have to check with source.
>
> After some seeks (ie not always), we'd get a continous errors like:
>
> [h264 @ 0xa87a1e0] illegal short term buffer state detected
> [h264 @ 0xa87a1e0] Missing reference picture
>    Last message repeated 53 times274KB vq=15107KB sq=    0B f=1/82
> [h264 @ 0xa87a1e0] mmco: unref short failure
>    Last message repeated 1 times
> [h264 @ 0xa87a1e0] illegal short term buffer state detected
> [h264 @ 0xa87a1e0] Missing reference picture5084KB sq=    0B f=1/83
>    Last message repeated 11 times
> [h264 @ 0xa87a1e0] illegal short term buffer state detected
>
> It seems it starts decode on wrong field and then doesn't recovers.
>


This sounds like a similar problem to:

https://ffmpeg.org/trac/ffmpeg/ticket/354

?

Best regards, Mathias.