<br><br><div class="gmail_quote">---------- Forwarded message ----------<br>From: <b class="gmail_sendername">Stephan Elliot Perez</b> <span dir="ltr"><<a href="mailto:dreamoftheshoreofanotherworld@gmail.com">dreamoftheshoreofanotherworld@gmail.com</a>></span><br>
Date: Mon, Feb 4, 2013 at 10:28 PM<br>Subject: Re: [PD] file format for GEM<br>To: J Oliver <<a href="mailto:jaime.oliver2@gmail.com">jaime.oliver2@gmail.com</a>><br><br><br>I have divided things into clips I want to use in GEM. So for now, I am putting laggy clips aside. If I have this problem with one that I find indispensable (I have some redundant material), I will probably try another codec.<br>
<br>But with photo-jpeg, some of the files were getting to be over 20 GB. D=<div class="HOEnZb"><div class="h5"><br><br><div class="gmail_quote">On Mon, Feb 4, 2013 at 10:26 PM, J Oliver <span dir="ltr"><<a href="mailto:jaime.oliver2@gmail.com" target="_blank">jaime.oliver2@gmail.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div style="word-wrap:break-word"><div><div><blockquote type="cite">As I said, the Apple Intermediary Codec works. However, at some random points in the videos (and only in a few files), the playback becomes very laggy. This applies in any Player, not just GEM.<br>
</blockquote><div><br></div></div>I've had this problem. How do you deal with audio sync in these cases?</div><div><div><div><br></div><div>J<br><blockquote type="cite">
<br><div class="gmail_quote">On Mon, Feb 4, 2013 at 9:28 PM, chris clepper <span dir="ltr"><<a href="mailto:cgclepper@gmail.com" target="_blank">cgclepper@gmail.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">The M is for 'Motion' and uses two fields per frame, so it is interlaced.<div><div><br>
<br><div class="gmail_quote">On Mon, Feb 4, 2013 at 3:18 PM, me.grimm <span dir="ltr"><<a href="mailto:megrimm@gmail.com" target="_blank">megrimm@gmail.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div>>> Also, I selected JPEG-Photo using the program "MPEGStreamclip" at %100<br>
<br>
</div>this actually worked pretty decent. thanks for the tip!<br>
<div><br>
> I assume JPEG-Photo is MJPEG: The video file gets so large, because you<br>
<br>
</div>might someone know: what is the difference between photo-jpeg and<br>
motion-jpeg? i am assuming from reading around the web that they are<br>
the same thing... but maybe not?<br>
<br>
<br>
m<br>
<div><div><br>
<br>
<br>
On Sun, Feb 3, 2013 at 4:09 PM, Thomas Mayer <<a href="mailto:thomas@residuum.org" target="_blank">thomas@residuum.org</a>> wrote:<br>
> Hi,<br>
><br>
> please respond to the list, as others may help in answering your<br>
> follow-up questions, and / or may benefit from the conversation.0<br>
><br>
> On 03.02.2013 21:49, Stephan Elliot Perez wrote:<br>
>> Thanks. I have no idea what a bash script is or what to do with it, but I<br>
>> will read through the thread...<br>
><br>
> If you use Linux or Mac OS X, bash is usually installed on your system.<br>
> It is a command line interface and can be used for scripting.<br>
> (<a href="http://en.wikipedia.org/wiki/Bash_%28Unix_shell%29" target="_blank">http://en.wikipedia.org/wiki/Bash_%28Unix_shell%29</a>)<br>
><br>
> This particular script is nothing fancy, and I have made it mostly to<br>
> remind the parameters for mencoder.<br>
><br>
>> Also, I selected JPEG-Photo using the program "MPEGStreamclip" at %100<br>
>> quality and it produces quite a large file. With "auto", the CPU goes over<br>
>> 90, but if I drag up or down on the framerate's number box, it stays at<br>
>> around 30-40...<br>
><br>
> I assume JPEG-Photo is MJPEG: The video file gets so large, because you<br>
> store a JPEG for each frame instead of full image for keyframes only and<br>
> then changes for subsequent frames as do other video codecs (rough<br>
> explanation). [pix_film] can then read each frame as a JPEG and does not<br>
> need to find the last keyframe and apply the changes to it, so playback<br>
> should be possible with lower CPU usage.<br>
><br>
> Please tell us some information about your system, i.e. CPU, graphic<br>
> card, operating system etc., maybe someone with a similar setup can<br>
> respond with further advice for optimisation.<br>
><br>
> Hth,<br>
> Thomas<br>
> --<br>
> "Chaney was aware that anything, however small, can get the eye of the<br>
> media if it's repulsive enough." (Robert Anton Wilson - The Universe<br>
> Next Door)<br>
> <a href="http://www.residuum.org/" target="_blank">http://www.residuum.org/</a><br>
><br>
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