[Paraview] paraview 3.10 and ffmpeg

Michael Wild themiwi at gmail.com
Tue May 3 03:28:58 EDT 2011


I might be a bit biased, but sometimes I really wonder why people are so
keen on the ffmpeg writer. It is a major PITA to build the correct
ffmpeg libraries since there are no official releases, the API is a fast
moving target and the patent status is dodgy at best.

Using the provided Ogg/Theora encoder works out of the box, produces
good quality animations, is in my experience faster and it is
patent-free and fully open source. Virtually every media player on any
Linux distro plays Ogg/Theora without further ado, and there are plugins
for QuickTime (Mac) and DirectShow (Windows) available from the Xiph
foundation (www.xiph.org). If you really want to have a AVI movie, you
then can still use any of the readily available ffmpeg binaries for
conversion.

My 2c...

Michael

On 05/02/2011 09:44 PM, David Partyka wrote:
> That version of FFMPEG doesn't make swscale. What you need to do is delete
> all of the FFMPEG_ variables from cmake and then reconfigure. As the FFMPEG
> detection logic code caches several decisions about whether the FFMPEG build
> is an older FFMPEG (which you are trying to use) or a more modern version
> with swscale. Otherwise use the latest version, that is what was used in the
> ParaView 3.10 binaries.
> 
> On Mon, May 2, 2011 at 3:41 PM, pratik <pratik.mallya at gmail.com> wrote:
> 
>> hello,
>> Can you please tell me whether the libraries given here:
>> http://www.vtk.org/VTK/resources/software.html
>> are still valid for compiling with PV? I tried to do just that, but i was
>> getting error that libawscale.so was not found, but that library is not
>> included in  file!
>> I had read that FFMPEG had changed its api, so does PV now accept the
>> latest ffmpeg api? which api does PV 3.10 accept (version number of ffmpeg)?
>>
>> Thank you
>>
>> pratik



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