You're a research machine, Steve.  Thanks.  Luckily, the complaining
viewer shows up at my parties a lot, so I can just ask him to bring the
iPod with him or something and see what the heck is going on.

--
Rhett.
http://www.weatherlight.com/greentime
http://www.weatherlight.com/freetime

> OK Im concluding that all video ipods should be able to be updated to
> run the same spec files as the current 5.5G ipod.
>
> And I looked into the bitrate thing a bit more and I dont think
> there's anything wrong with your bitrate. The slightly larger bitrate
> being stated is because that includes the audio, this is totally
> normal. When I export your video from quicktime but select
> 'pass-though', it tells me the bitrate for the video is 678kbps, which
> is lower than the max ipod 768kbps spec for that sort of file.
>
> So just to re-iterate, the stated 768kbps ipod bitrate limit for
> 320x240 baseline h264, is just for the video part, doesnt include
> audio, so its normal that your video & audio combined can exceed that
> bitrate.
>
> Cheers
>
> Steve Elbows
>
> --- In [email protected], "Steve Watkins" <[EMAIL PROTECTED]> 
> wrote:
>>
>> Strange, I thought I bought an ipod as soon as they could do video,
>> yet mine is updated and can play the 640x480 stuff.
>>
>> What version of software does itunes say is on your ipod? Mine is 1.2.1
>>
>> Meanwhile Im not exactly sure about this bitrate thing. To be honest
>> theres usually a bit of flexibility with bitrates, not least because
>> the numbers we usually take about are the average bitrate, it often
>> varies quite a bit throughout the file. Quicktime may report one
>> bitrate for the file, but expensive mp4 analysis software can show how
>> the bitrate changes over the length of the video.
>>
>> I'll see what I can find about ipod or itunes bitrate limits.
>>
>> Cheers
>>
>> Steve Elbows
>>
>> --- In [email protected], "J. Rhett Aultman" <wlight@>
>> wrote:
>> >
>> > Well, I'm not using 640x480 videos.  I generally render my NTSC avi
>> into a
>> > 320x240 MOV file first, then transcode the 320x240 MOV into a
>> 320x240 FLV
>> > and a 320x240 M4V.  Since I'm not allowed to manually set options
> when I
>> > use the "movie to iPod" export in QT, that would basically mean that
>> QT is
>> > intentionally choosing a bitrate that's too high for some iPod
>> > generations, no?
>> >
>> > --
>> > Rhett.
>> > http://www.weatherlight.com/greentime
>> > http://www.weatherlight.com/freetime
>> >
>> > > FYI, 640x480 videos do not play on my video iPod. I think maybe
> it's a
>> > > generational thing with the iPod. I have the latest version of
> iTunes.
>> > > When I plug my iPod in and check for updates, I get the message that
>> > > my iPod is up to date - so I am not being offered the opportunity to
>> > > update the firmware (maybe I was in the past - if it says I need an
>> > > update, I update). Nevertheless, the 640x480 videos will not
> transfer
>> > > onto the iPod even though they play fine in iTunes. Your users
> may be
>> > > in the same boat with me. I believe I bought my iPod last
> February, so
>> > > that's approximately 15 months ago. I think a new generation of
> video
>> > > iPod came out after that - I don't remember - if it did then it's
>> > > possibly an iPod generation thing. When I have time, which will
> be in
>> > > about 2 weeks, I intend to take the iPod over to my local Apple
> store
>> > > and ask about this problem. If I learn anything useful I'll post
>> it here.
>> > >
>> > > Cheryl Colan
>> > > I vlog: hummingcrow.com
>> > > I make: whatwefound.blogspot.com
>> > > I teach: node101phoenix.org
>> > >
>> > > --- In [email protected], "J. Rhett Aultman" <wlight@>
>> > > wrote:
>> > >>
>> > >> Thanks for a little sanity checking, Steve.  I really will need to
>> > > follow
>> > >> up with the user in specific and see what's going on, because
>> we've been
>> > >> pretty sure that, at least for the recent episodes, things were
> fine.
>> > >>
>> > >> --
>> > >> Rhett.
>> > >> http://www.weatherlight.com/greentime
>> > >> http://www.weatherlight.com/freetime
>> > >>
>> > >> > That is indeed horribly confusing because m4v's created by
>> quicktime
>> > >> > ipod export option should always play. I just tried episode 6
> on my
>> > >> > ipod and it transferred and played fine.
>> > >> >
>> > >> > So I dunno, got any detail on what the people with a problem are
>> > >> > experiencing? Plays o in itunes but wont transfer to ipod?
>> > >> >
>> > >> > Strange!
>> > >> >
>> > >> > Cheers
>> > >> >
>> > >> > Steve Elbows
>> > >> >
>> > >> > --- In [email protected], "J. Rhett Aultman"
> <wlight@>
>> > >> > wrote:
>> > >> >>
>> > >> >> Gang,
>> > >> >>
>> > >> >> I've had some complaints from my viewers that the .m4v files we
>> > > generate
>> > >> >> for distribution on iTunes are not compatible with video iPods.
>> > > We're
>> > >> >> finding this horribly confusing because we generate them with
>> > > Quicktime
>> > >> >> using the "Movie to iPod" exporter.
>> > >> >>
>> > >> >> Could I trouble someone to pull up
>> > >> >>
>> http://greentime.blip.tv/?file_type=mov,mpeg4,mp4,m4v,mp3&skin=rss in
>> > >> >> iTunes, look at Greentime Episode #6 or #5 and see what might be
>> > > wrong?
>> > >> >> We can't find anything wrong at all, but we also don't have an
>> iPod
>> > >> > to try
>> > >> >> it on.
>> > >> >>
>> > >> >> We'd be most grateful.
>> > >> >>
>> > >> >> --
>> > >> >> Rhett.
>> > >> >> http://www.weatherlight.com/greentime
>> > >> >> http://www.weatherlight.com/freetime
>> > >> >>
>> > >> >
>> > >> >
>> > >> >
>> > >> >
>> > >> >
>> > >> > Yahoo! Groups Links
>> > >> >
>> > >> >
>> > >> >
>> > >> >
>> > >>
>> > >
>> > >
>> > >
>> > >
>> > >
>> > > Yahoo! Groups Links
>> > >
>> > >
>> > >
>> > >
>> >
>>
>
>
>
>
>
> Yahoo! Groups Links
>
>
>
>


Reply via email to