[FFmpeg-devel] Additional RTSP issues

Luca Barbato lu_zero
Sat Jul 18 16:35:37 CEST 2009


Michael Niedermayer wrote:
> On Wed, Jul 15, 2009 at 10:41:38AM -0700, Baptiste Coudurier wrote:
>> Hi,
>>
>> On 7/15/2009 12:06 AM, Luca Abeni wrote:
>>> [...]
>>>
>>>> Maybe just taking the first X correct timestamps, then approximate
>>>> backwards
>>>> for the non-stamped packets?
>>> Well, after receiving the first RTCP SR (and having the first reliable
>>> timestamp),
>> What about discarding packets until RTCP SR is received ?
>>
>> It is streaming, user won't care about loosing a few frames at the
>> beginning but will definitely prefer having correct timestamps, like
>> this thread proves.
> 
> i agree the user likely wont care about loosing a few frames but the user
> might care about extra delay, i mean something hypothetical like
> "why does ffplay need 10sec before playback starts while barfoo starts
> immedeatly ..."
> 

ffplay currently is the faster to come up with something to see most of
the time... (since it does almost no buffering while others buffer some
frame before actually playing)...

lu - almost alive again...

-- 

Luca Barbato
Gentoo Council Member
Gentoo/linux Gentoo/PPC
http://dev.gentoo.org/~lu_zero




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