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359 bytes removed ,  07:42, 10 June 2019
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Remove redundant Category:Packages.
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== on Debian Jessie using "pkg -forge" ==
 
== on Debian Jessie using "pkg -forge" ==
   −
<code>
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sudo apt-get install libavutil-dev libavformat-dev libswscale-dev libavcodec-dev
sudo apt-get install libavutil-dev libavformat-dev libswscale-dev libavcodec-dev
  −
</code>
      
On the Octave prompt:
 
On the Octave prompt:
   −
<code>
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>> pkg install -forge video
>> pkg install -forge video
  −
</code>
     −
== On Windows ==
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== on CentOS Linux release 7.2.1511 (Core) with GNU Octave Version 3.8.2 ==
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yum install octave-devel
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yum install libvorbis  yasm freetype zlib bzip2 faac lame speex libvpx libogg  libtheora  x264 XviD openjpeg15 opencore-amr
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wget https://libav.org/releases/libav-11.4.tar.gz
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tar xzf libav-11.4.tar.gz
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cd libav-11.4
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./configure --enable-pic
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make -j 4
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as root:
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make install
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On the Octave prompt:
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You can use mxe-octave to include ffmpeg, there is already a target for it.
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>> pkg install -forge video
   −
= Known bugs =
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== On Windows ==
* On MXE-Octave with ffmpeg "clear all" after using "addframe" causes a segmentation fault
     −
<code>
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The MXE builds >= 4.0.1-rc3 already includes the ffmpeg libs so video should run out of the box.
Program received signal SIGSEGV, Segmentation fault.
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[Switching to Thread 1956.0xdd4]
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0x77d6e3c6 in ntdll!RtlInitUnicodeString () from C:\Windows\SysWOW64\ntdll.dll
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(gdb) bt
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#0 0x77d6e3c6 in ntdll!RtlInitUnicodeString ()
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  from C:\Windows\SysWOW64\ntdll.dll
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#1 0x19380000 in ?? ()
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#2  0x77d6e013 in ntdll!RtlFreeHeap () from C:\Windows\SysWOW64\ntdll.dll
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#3  0x778698cd in msvcrt!free () from C:\Windows\syswow64\msvcrt.dll
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#4  0x19380000 in ?? ()
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#5  0x1dc016c6 in AVHandler::~AVHandler (this=0x1da579a8,
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    __in_chrg=<optimized out>) at AVHandler.cc:99
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#6  0x1dc0384a in Avifile::~Avifile (this=0x1dac8570,
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    __in_chrg=<optimized out>) at oct-avifile.cc:149
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</code>
     −
[[Category:Octave-Forge]]
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[[Category:Octave Forge]]

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