我尝试从back_end发布对象坏总是我有错误400我不知道问题是在前端是否在前面：
index.html：
$brew install imagemagick --build-from-source
==> Downloading http://www.imagemagick.org/download/releases/ImageMagick-6.9.1-1
######################################################################## 100.0%
==> ./configure --disable-osx-universal-binary --prefix=/usr/local/Cellar/imagem
==> make install
ld: symbol(s) not found for architecture x86_64
clang: error: linker command failed with exit code 1 (use -v to see invocation)
make[1]: *** [magick/libMagickCore-6.Q16.la] Error 1
make[1]: *** Waiting for unfinished jobs....
make: *** [install] Error 2
Warning: It appears you have MacPorts or Fink installed.
Software installed with other package managers causes known problems for
Homebrew. If a formula fails to build, uninstall MacPorts/Fink and try again.
控制器：
$brew info imagemagick
imagemagick: stable 6.9.1-10 (bottled), HEAD
Tools and libraries to manipulate images in many formats
http://www.imagemagick.org
/usr/local/Cellar/imagemagick/6.9.1-10 (1447 files, 22M)
Poured from bottle
From: https://github.com/Homebrew/homebrew/blob/master/Library/Formula/imagemagick.rb
==> Dependencies
Build: xz ✔, pkg-config ✔
Required: xz ✔, libtool ✔
Recommended: jpeg ✔, libpng ✔, libtiff ✔, freetype ✔
Optional: fontconfig ✘, little-cms ✘, little-cms2 ✘, libwmf ✘, librsvg ✘, liblqr ✘, openexr ✘, ghostscript ✘, webp ✘, fftw ✘, pango ✘
==> Options
--with-fftw
Compile with FFTW support
--with-fontconfig
Build with fontconfig support
--with-ghostscript
Build with ghostscript support
--with-hdri
Compile with HDRI support
--with-jp2
Compile with Jpeg2000 support
--with-liblqr
Build with liblqr support
--with-librsvg
Build with librsvg support
--with-libwmf
Build with libwmf support
--with-little-cms
Build with little-cms support
--with-little-cms2
Build with little-cms2 support
--with-openexr
Build with openexr support
--with-openmp
Compile with OpenMP support
--with-pango
Build with pango support
--with-perl
enable build/install of PerlMagick
--with-quantum-depth-16
Compile with a quantum depth of 16 bit
--with-quantum-depth-32
Compile with a quantum depth of 32 bit
--with-quantum-depth-8
Compile with a quantum depth of 8 bit
--with-webp
Build with webp support
--with-x11
Build with x11 support
--without-freetype
Build without freetype support
--without-jpeg
Build without jpeg support
--without-libpng
Build without libpng support
--without-libtiff
Build without libtiff support
--without-magick-plus-plus
disable build/install of Magick++
--without-opencl
Disable OpenCL
--HEAD
Install HEAD version
请你帮帮我...