[mythtv-users] mythcommflag prob (was How to transcode HD recording)

[John Pilkington]

On 23/01/14 06:19, HP-mini wrote:
> On Wed, 2014-01-15 at 22:35 +0000, John Pilkington wrote:
>> On 15/01/14 20:20, HP-mini wrote:
>>
>> <snip>
>
>> I'm not sure how long a clip I can send; last time I tried there seemed
>> to be some sort of threshold at 50 MB.
>>
>> This is from BBC TWO HD DVB-T2 Wild Brazil, 1102_20140115212800.mpg
>>
>> dd bs=1M  count=48 if=Braz.mpg of=Braz_dd.mpg
>>
>> http://www.mediafire.com/watch/51w0355pga4bb8w/Braz_dd.mpg
>> http://www.mediafire.com/view/hl356ki6az461gq/Braz_orig.xml
>> http://www.mediafire.com/view/mzysobexws83yw6/Braz_rebuilt.xml
>>
>>
>
> The attached patch appears to generate a usable seektable on your 2
> recordings without causing trouble with HDPVR samples or my local
> recordings.
> The cutlist editor & player seeks cleanly..
> I have not confirmed the exact positions with independent tool.
> The stream analyzer s/w (I have) is trial/demo & will not run in
> virtualbox.
> The keyframe positions in the 1st recording clip (simpsons) do seem odd.
>
> The patch just flips around the keyframe search order in
> avformatdecoder.. The other changes are mostly just cleanup.
>
> YMMV..
>

Noted, thanks,  I'll try a new build.

It's perhaps worth noting that the short seektable appears to do 
adequately its main job of controlling skips.  It just doesn't find all 
potential cutpoints....