[MPlayer-users] Bug 2 of 2: -framedrop gives lots of error messages with h264 - Mac OS X 10.3.9

[Ergzay]

On 2006/04/02, at 17:29, Guillaume POIRIER wrote:

> Hi,
>
> On 4/2/06, Ergzay <ergzay at everyoneproductions.com> wrote:
>>
>> On 2006/03/21, at 0:49, Ergzay wrote:
>>
>>> This is bug 2 of 2. These bugs have been around for as long as I can
>>> remember and because they weren't getting fixed I thought I might
>>> report them. I am using gcc 3.3. I am on mac os x 10.3.9. I am using
>>> the cvs version of mplayer.
>>> When I use the standard -framedrop with h264 files it will put out
>>> this type of line repeatedly, which I'm guessing is whenever it skips
>>> a frame. This causes mplayer to lag further and drop more frames. If
>>> you get to a sufficiently complex movement scene mplayer will
>>> continuously drop frames for several seconds getting no movement. ex:
>>> Error while decoding frame!94 ct:  4.545 1327/1327 82% 18%  4.8% 
>>> 1058 0
>>> Error while decoding frame!43 ct:  4.549 1328/1328 82% 18%  4.8% 
>>> 1059 0
>>> Error while decoding frame!31 ct:  4.574 1334/1334 82% 18%  4.8% 
>>> 1065 0
>>> Error while decoding frame!02 ct:  4.579 1335/1335 82% 18%  4.8% 
>>> 1066 0
>>> Error while decoding frame!09 ct:  4.604 1341/1341 82% 18%  4.8% 
>>> 1072 0
>>> If I instead use -hardframedrop the problem disappears and it
>>> functions as if -framedrop was used with an xvid file.
>>
>> Is anyone going to respond?
>
> Does it happen with _all_ h264 files, or just with some that have been 
> damaged?
>
>
> They are many bugs in MEncoder, and my experience with that software
> has been to circumvent some "bugs" in order to get where I wanted to
> go. In fact, the word "bug" is maybe not the correct word I should
> use, maybe more "undesirable behaviour" would be the word.
>
> What I'm trying to get at is: why do you use an option that causes
> some problems: is that for the sake of reporting problems with an odd
> setup, so that they can be fixed some day (which is a good healthy
> behaviour, and I thank you for doing so), or is there any other
> reason?
>
> Now, I don't know where the problem resides, but I'd tend to think
> that if that series of option doesn't work, you just shouldn't use it
> (don't shoot yourself on the foot as they say).... but I guess you
> already do.

Well I have -framedrop in my .mplayer/config and its annoying to have 
to keep switching it to -hardframedrop whenever I watch a video with 
h264. And IMO -framedrop and -hardframedrop should work the same for 
every video codec.