Changes

Jump to navigation Jump to search
2,198 bytes removed ,  07:42, 10 June 2019
m
Remove redundant Category:Packages.
Line 18: Line 18:  
  tar xzf libav-11.4.tar.gz
 
  tar xzf libav-11.4.tar.gz
 
  cd libav-11.4
 
  cd libav-11.4
  ./configure
+
  ./configure --enable-pic
 
  make -j 4
 
  make -j 4
   Line 31: Line 31:  
== On Windows ==
 
== On Windows ==
   −
=== using official mxe-build and ffmpeg binaries ===
+
The MXE builds >= 4.0.1-rc3 already includes the ffmpeg libs so video should run out of the box.
   −
This is at the moment the preferred way for windows users and assumes that you've installed Octave from the official MXE build from https://ftp.gnu.org/gnu/octave/windows/ to the default path.
+
[[Category:Octave Forge]]
 
  −
Download the ffmpeg binaries for windows from https://ffmpeg.zeranoe.com/builds/. You need the "32-bit Dev" and "32-bit Shared" archive. These instructions were tested with
  −
 
  −
* ffmpeg-20160105-git-68eb208-win32-shared.7z
  −
* ffmpeg-20160105-git-68eb208-win32-dev.7z
  −
 
  −
Now
  −
 
  −
* Extract the bin/*.dll from ffmpeg-20160105-git-68eb208-win32-shared.7z to C:\Octave\Octave-4.0.0\bin
  −
* Extract include/* from ffmpeg-20160105-git-68eb208-win32-dev.7z to C:\Octave\Octave-4.0.0\include (You should now, for example, see C:\Octave\Octave-4.0.0\include\libavutil\version.h)
  −
* Extract lib/* from ffmpeg-20160105-git-68eb208-win32-dev.7z to C:\Octave\Octave-4.0.0\lib
  −
 
  −
Download a patched version (no pkg_config check for ffmpeg and PixelFormat -> AVPixelFormat) from [http://www.tech-chat.de/files/video-1.2.1_win_ffmpeg.tar.gz video-1.2.1_win_ffmpeg.tar.gz (sha1sum 3ef5b0dca471175daf769bd813b6de7fa85759df)]
  −
or grab the source and apply [http://www.tech-chat.de/files/video-1.2.1_win_ffmpeg.patch this patch]
  −
 
  −
Compile and install from Octave with
  −
<code>
  −
pkg -verbose install video-1.2.1_win_ffmpeg.tar.gz
  −
</code>
  −
 
  −
Load it before any usage:
  −
<code>
  −
pkg load video
  −
</code>
  −
 
  −
=== mxe-octave ===
  −
You can also use mxe-octave to include ffmpeg, there is already a target for it.
  −
 
  −
= Known bugs =
  −
* On MXE-Octave with ffmpeg crosscompiled "clear all" after using "addframe" causes a segmentation fault
  −
 
  −
<code>
  −
Program received signal SIGSEGV, Segmentation fault.
  −
[Switching to Thread 1956.0xdd4]
  −
0x77d6e3c6 in ntdll!RtlInitUnicodeString () from C:\Windows\SysWOW64\ntdll.dll
  −
(gdb) bt
  −
#0  0x77d6e3c6 in ntdll!RtlInitUnicodeString ()
  −
  from C:\Windows\SysWOW64\ntdll.dll
  −
#1  0x19380000 in ?? ()
  −
#2  0x77d6e013 in ntdll!RtlFreeHeap () from C:\Windows\SysWOW64\ntdll.dll
  −
#3  0x778698cd in msvcrt!free () from C:\Windows\syswow64\msvcrt.dll
  −
#4  0x19380000 in ?? ()
  −
#5  0x1dc016c6 in AVHandler::~AVHandler (this=0x1da579a8,
  −
    __in_chrg=<optimized out>) at AVHandler.cc:99
  −
#6  0x1dc0384a in Avifile::~Avifile (this=0x1dac8570,
  −
    __in_chrg=<optimized out>) at oct-avifile.cc:149
  −
</code>
  −
 
  −
[[Category:Octave-Forge]]
 

Navigation menu