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Video d’abeille en portrait
14 mai 2011, par
Mis à jour : Février 2012
Langue : français
Type : Video
Autres articles (45)
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Publier sur MédiaSpip
13 juin 2013Puis-je poster des contenus à partir d’une tablette Ipad ?
Oui, si votre Médiaspip installé est à la version 0.2 ou supérieure. Contacter au besoin l’administrateur de votre MédiaSpip pour le savoir -
Encoding and processing into web-friendly formats
13 avril 2011, parMediaSPIP 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 (...) -
Supporting all media types
13 avril 2011, parUnlike most software and media-sharing platforms, MediaSPIP aims to manage as many different media types as possible. The following are just a few examples from an ever-expanding list of supported formats : images : png, gif, jpg, bmp and more audio : MP3, Ogg, Wav and more video : AVI, MP4, OGV, mpg, mov, wmv and more text, code and other data : OpenOffice, Microsoft Office (Word, PowerPoint, Excel), web (html, CSS), LaTeX, Google Earth and (...)
Sur d’autres sites (7573)
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link error Xcode libx264.a ARM
19 novembre 2013, par user1558688I'm trying to build libx264.a to run on my iphone 4s ( running iOS 6.1.3 )
I'm building it using the MACOSX 10.9 Terminal application :
CC=/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang ./configure
--host=arm-apple-darwin
--sysroot=/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS7.0.sdk
--prefix=armv7
--extra-cflags='-no-integrated-as -arch armv7'
--extra-ldflags="-L/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS7.0.sdk/usr/lib/system -arch armv7"
--enable-pic --enable-staticWhich guives me the output :
platform: ARM
system: MACOSX
cli: yes
libx264: internal
shared: no
static: yes
asm: yes
interlaced: yes
avs: avxsynth
lavf: no
ffms: no
mp4: no
gpl: yes
thread: posix
opencl: yes
filters: crop select_every
debug: no
gprof: no
strip: no
PIC: yes
bit depth: 8
chroma format: allThen I run 'make' and it generates a libx264.a archive.
So far, so good.
On my Xcode (Version 5.0.2 (5A3005)) application I set :
1) Build Settings -> Header Search Path -> x264 parent directory (../x264 )
2) Build Phases -> Link Library with Binaries -> Add Other... ( ../x264/libx264.a )
3) Build Settings -> Other Linker Flags : -ObjCIn my AppDelegate.mm :
#import "AppDelegate.h"
#import "x264.h"
@implementation AppDelegate
- (BOOL)application:(UIApplication *)application
didFinishLaunchingWithOptions:(NSDictionary *)launchOptions
{
x264_param_t x264param;
x264_param_default(&x264param);
// Override point for customization after application launch.
return YES;
}
...When i try to run it on the device I get the error :
Undefined symbols for architecture armv7:
"x264_param_default(x264_param_t*)", referenced from:
-[AppDelegate application:didFinishLaunchingWithOptions:] in AppDelegate.o
ld: symbol(s) not found for architecture armv7
clang: error: linker command failed with exit code 1
(use -v to see invocation)Here is the command invoked by xcode :
Ld /Users/danieldantas/Library/Developer/Xcode/DerivedData/testingCpp-bvawshyhjcybwvadwwwjqxuomjts/Build/Products/Debug-iphoneos/testingCpp.app/testingCpp normal armv7
cd /Users/danieldantas/Desktop/projects/testingCpp
setenv IPHONEOS_DEPLOYMENT_TARGET 6.0
setenv PATH "/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/bin:/Applications/Xcode.app/Contents/Developer/usr/bin:/usr/bin:/bin:/usr/sbin:/sbin"
/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang++ -arch armv7 -isysroot
/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS7.0.sdk
-L/Users/danieldantas/Library/Developer/Xcode/DerivedData/testingCpp-bvawshyhjcybwvadwwwjqxuomjts/Build/Products/Debug-iphoneos
-L/Users/danieldantas/Desktop/projects/testingCpp -L/Users/danieldantas/Desktop/projects/x264
-F/Users/danieldantas/Library/Developer/Xcode/DerivedData/testingCpp-bvawshyhjcybwvadwwwjqxuomjts/Build/Products/Debug-iphoneos
-filelist /Users/danieldantas/Library/Developer/Xcode/DerivedData/testingCpp-bvawshyhjcybwvadwwwjqxuomjts/Build/Intermediates/testingCpp.build/Debug-iphoneos/testingCpp.build/Objects-normal/armv7/testingCpp.LinkFileList
-dead_strip -ObjC -stdlib=libc++ -fobjc-arc -fobjc-link-runtime -miphoneos-version-min=6.0 -lx264 -framework CoreGraphics -framework UIKit -framework Foundation -Xlinker -dependency_info -Xlinker
/Users/danieldantas/Library/Developer/Xcode/DerivedData/testingCpp-bvawshyhjcybwvadwwwjqxuomjts/Build/Intermediates/testingCpp.build/Debug-iphoneos/testingCpp.build/Objects-normal/armv7/testingCpp_dependency_info.dat -o
/Users/danieldantas/Library/Developer/Xcode/DerivedData/testingCpp-bvawshyhjcybwvadwwwjqxuomjts/Build/Products/Debug-iphoneos/testingCpp.app/testingCppAny idea how to fix this ?
Thanks
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Unable to link QtFFmpegWrapper sample on Win7 with VS 2012
20 juillet 2014, par mschwarzI am trying to incorporate QtFFmpegWrapper in my program, but both my program and the provided sample won’t link with ffmpeg :
QVideoEncoder.obj:-1: Error: LNK2019: unresolved external symbol _avcodec_init referenced in function "protected: bool __thiscall QVideoEncoder::initCodec(void)" (?initCodec@QVideoEncoder@@IAE_NXZ)
QVideoDecoder.obj:-1: Error: LNK2001: unresolved external symbol _avcodec_init
QVideoEncoder.obj:-1: Error: LNK2019: unresolved external symbol _avcodec_thread_init referenced in function "public: bool __thiscall QVideoEncoder::createFile(class QString,unsigned int,unsigned int,unsigned int,unsigned int,unsigned int)" (?createFile@QVideoEncoder@@QAE_NVQString@@IIIII@Z)
QVideoEncoder.obj:-1: Error: LNK2019: unresolved external symbol _avcodec_open referenced in function "public: bool __thiscall QVideoEncoder::createFile(class QString,unsigned int,unsigned int,unsigned int,unsigned int,unsigned int)" (?createFile@QVideoEncoder@@QAE_NVQString@@IIIII@Z)and 10 or so more like these ...
Why do these pop up when linking ? The libs are all there and found, it just seems like the linker has issues with them ...
I use the following setup for my project :
- Latest QtFFmpegWrapper from https://code.google.com/p/qtffmpegwrapper/
- qt-opensource-windows-x86-msvc2012_opengl-5.3.0
- Visual Studio 2012 Professional
- Qt Creator 3.1.2
- ffmpeg builds from http://ffmpeg.zeranoe.com/builds/ :
- ffmpeg-20140717-git-fa6716c-win32-dev
- ffmpeg-20140717-git-fa6716c-win32-shared
Everything is 32Bit.
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Updated license link and added package information.
15 décembre 2011, par Sebastian Tschan.gitignore m README.md m application.js m gae-go/app/main.go m gae-python/main.py m index.html m jquery.fileupload-ui.css m jquery.fileupload-ui.js m jquery.fileupload.js m jquery.iframe-transport.js m jquery.postmessage-transport.js m jquery.xdr-transport.js + package.json m php/index.php m (...)