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  • List of compatible distributions

    26 avril 2011, par

    The table below is the list of Linux distributions compatible with the automated installation script of MediaSPIP. Distribution nameVersion nameVersion number Debian Squeeze 6.x.x Debian Weezy 7.x.x Debian Jessie 8.x.x Ubuntu The Precise Pangolin 12.04 LTS Ubuntu The Trusty Tahr 14.04
    If you want to help us improve this list, you can provide us access to a machine whose distribution is not mentioned above or send the necessary fixes to add (...)

  • Encoding and processing into web-friendly formats

    13 avril 2011, par

    MediaSPIP automatically converts uploaded files to internet-compatible formats.
    Video files are encoded in MP4, Ogv and WebM (supported by HTML5) and MP4 (supported by Flash).
    Audio files are encoded in MP3 and Ogg (supported by HTML5) and MP3 (supported by Flash).
    Where possible, text is analyzed in order to retrieve the data needed for search engine detection, and then exported as a series of image files.
    All uploaded files are stored online in their original format, so you can (...)

  • Submit enhancements and plugins

    13 avril 2011

    If you have developed a new extension to add one or more useful features to MediaSPIP, let us know and its integration into the core MedisSPIP functionality will be considered.
    You can use the development discussion list to request for help with creating a plugin. As MediaSPIP is based on SPIP - or you can use the SPIP discussion list SPIP-Zone.

Sur d’autres sites (4885)

  • Revision 18c780a0ff : Remove the use of uninitialized_safe in encode_sb_ Initialize the probability m

    10 septembre 2013, par Jingning Han

    Changed Paths :
     Modify /vp9/encoder/vp9_encodeframe.c



    Remove the use of uninitialized_safe in encode_sb_

    Initialize the probability model context with default value in
    encode_sb.

    Change-Id : Id826114024dfc21c7ef41aea9f4a0316d4a5cb95

  • How to solve bad instruction `vadd.i16 q0,q0,q0' when attempting to check gcc for neon instruction

    6 juillet 2012, par newentry
    Checking  gcc supports failed for neon instruction vadd.i16 q0,q0,q0
    
    test.c
    

    
    int main ()
    
    {
    
     __asm__("vadd.i16 q0, q0, q0"); return 0;
    
    }
    

    
    arm-linux-androideabi-gcc test.c
    
    /tmp/ccfc8m0G.s: Assembler messages:
    
    /tmp/ccfc8m0G.s:24: Error: bad instruction `vadd.i16 q0,q0,q0'

    Tried with flags -mcpu=cortex-a8 -mfpu=neon but stil no success

    Above code was used to test gcc support for neon instruction.

    Actually i am trying to build x264 with NEON support for ARM platformAfter running configure script
    x264 config log file contains

    Command line options : "—cross-prefix=arm-linux-androideabi-" "—enable-pic" "—extra- cflags=-mcpu=cortex-a8" "—host=arm-linux"

    checking whether arm-linux-androideabi-gcc works... yes
    
checking whether arm-linux-androideabi-gcc supports for( int i = 0; i < 9; i++ ); with -std=gnu99... yes
    
checking whether arm-linux-androideabi-gcc supports __asm__("rev ip, ip");... yes
    
checking whether arm-linux-androideabi-gcc supports __asm__("movt r0, #0");... yes
    
checking whether arm-linux-androideabi-gcc supports __asm__("vadd.i16 q0, q0, q0");... no
    

    
arm-linux-androideabi-gcc conftest.c  -Wall -I. -I$(SRCPATH) -mcpu=cortex-a8 -std=gnu99    -lm -o conftest
    
E:\cygwin\tmp\ccVtVI1i.s: Assembler messages:
    
E:\cygwin\tmp\ccVtVI1i.s:24: Error: bad instruction `vadd.i16 q0,q0,q0'
    
--------------------------------------------------
    
Failed program was:
    
--------------------------------------------------
    
int main () { __asm__("vadd.i16 q0, q0, q0"); return 0; }
    
--------------------------------------------------
    

    

    
config.h contains
    

    
#define HAVE_MALLOC_H 1
    
#define HAVE_ARMV6 1
    
#define HAVE_ARMV6T2 1
    
#define ARCH_ARM 1
    
#define SYS_LINUX 1
    
#define HAVE_VECTOREXT 1
    
#define fseek fseeko
    
#define ftell ftello
    
#define HAVE_GPL 1
    
#define HAVE_INTERLACED 1
    
#define HAVE_ALTIVEC 0
    
#define HAVE_ALTIVEC_H 0
    
#define HAVE_MMX 0
    
#define HAVE_NEON 0
    
#define HAVE_BEOSTHREAD 0
    
#define HAVE_POSIXTHREAD 0
    
#define HAVE_WIN32THREAD 0
    
#define HAVE_THREAD 0
    
#define HAVE_LOG2F 0
    
#define HAVE_VISUALIZE 0
    
#define HAVE_SWSCALE 0
    
#define HAVE_LAVF 0
    
#define HAVE_FFMS 0
    
#define HAVE_GPAC 0
    
#define HAVE_GF_MALLOC 0
    
#define HAVE_AVS 0
    
#define HAVE_CPU_COUNT 0
    

    

    
Running make command build x264 static lib  based on above config.h which contains HAVE_NEON 0
    

    

    
**Compiler Version**
    

    

    

    
arm-linux-androideabi-gcc -v
    
Using built-in specs.
    
Target: arm-linux-androideabi
    
Configured with: /tmp/ndk-digit/src/build/../gcc/gcc-4.4.3/configure --prefix=/usr/local/google/digit/repo/opensource/ndk/toolchains/arm-linux-androideabi-4.4.3/prebuilt/windows --target=arm-linux-androideabi --host=i586-mingw32msvc --build=x86_64-linux-gnu --with-gnu-as --with-gnu-ld --enable-languages=c,c++ --with-gmp=/tmp/ndk-digit/build/toolchain/temp-install --with-mpfr=/tmp/ndk-digit/build/toolchain/temp-install --disable-libssp --enable-threads --disable-nls --disable-libmudflap --disable
    
-libgomp --disable-libstdc__-v3 --disable-sjlj-exceptions --disable-shared --disable-tls --with-float=soft --with-fpu=vfp --with-arch=armv5te --enable-target-optspace --enable-initfini-array --disable-nls --prefix=/usr/local/google/digit/repo/opensource/ndk/toolchains/arm-linux-androideabi-4.4.3/prebuilt/windows --with-sysroot=/usr/local/google/digit/repo/opensource/ndk/toolchains/arm-linux-androideabi-4.4.3/prebuilt/windows/sysroot --with-binutils-version=2.20.1 --with-mpfr-version=2.4.1 --with
    
-gmp-version=4.2.4 --with-gcc-version=4.4.3 --with-gdb-version=6.6 --with-arch=armv5te --program-transform-name='s,^,arm-linux-androideabi-,'
    
Thread model: posix
    
gcc version 4.4.3 (GCC)    

    Goal is to utilize neon enabled ARM processor to boost x264 encoder performance...

  • Merge remote-tracking branch ’cus/stable’

    10 juillet 2013, par Michael Niedermayer
    Merge remote-tracking branch ’cus/stable’

    * cus/stable :
    
  ffplay : assume 0 stream start time if start time is unset in duration check
    
  ffplay : do not update audio clock with old audio pts if current frame is AV_NOPTS_VALUE
    

    Merged-by : Michael Niedermayer <michaelni@gmx.at>
    • [DH] ffplay.c

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