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[vdr] Re: @Klaus, found the diff between transfer / playback
On Thu, Jan 22, 2004 at 11:09:10AM +0100, Philippe wrote:
> Hi,
>
> I found my bug about transfer mode :
>
> My hardware decoder has two modes called “dvd” and “broadcast”. The default
> is dvd mode.
> This night I switched to broadcast mode (didn't notice this flag before;-))
> and everything was perfect (LiveTV and playback).
>
> Here is what the docs say about the two modes:
> BROADCASTED_VIDEO - the video is streamed and contains I blocks.
> DVD_VIDEO - the video contains complete I frames.
>
> As
> - BROADCASTED_VIDEO is OK Playback and LiveTV
> - DVD_VIDEO is OK Playback
> I just can tell you it seems that
> - dvbplayer.[hc] build and transfer complete I frames
> - transfer.[hc] doesn't build Iframes but Iblocks
In other words: your decoder is able to convert GOPs with the
initial F frames and the included Pand B frames to I frames
sequences only? Hey, I'd like to know if there is a
open source library around which can do this in software.
libmpeg2 is not an option AFAIK there is no decoding required
to do this.
Werner
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