[FFmpeg-user] FFmpeg Library

[Steven Liu]

2015-09-17 18:22 GMT+08:00 Satinder Singh <satinder at frankly.me>:

> Hi ,,
>
> Please Help me ! give some solution .
>
> On Thu, Sep 17, 2015 at 2:56 PM, Satinder Singh <satinder at frankly.me>
> wrote:
>
> > ok , I sending, please see the attachment file .
> >
> > there have two methods of run the ffmpeg :
> >
> > 1. goto ffmpeg directory and run ./ffmpeg
> > 2. run ffmpeg any where
> >
> > I got different - different outputs with both above command .
> >
> > On Thu, Sep 17, 2015 at 2:49 PM, Steven Liu <lingjiujianke at gmail.com>
> > wrote:
> >
> >> please add your ffmpeg command line output paste here,
> >>
> >> for example:
> >> [root at localhost ffmpeg]# ffmpeg
> >> ffmpeg version N-75380-gd36eac6 Copyright (c) 2000-2015 the FFmpeg
> >> developers
> >>   built with gcc 4.8.2 (GCC) 20140120 (Red Hat 4.8.2-16)
> >>   configuration: --enable-libx264 --enable-libfaac --enable-libmp3lame
> >> --enable-gpl --enable-nonfree
> >>   libavutil      55.  2.100 / 55.  2.100
> >>   libavcodec     57.  2.100 / 57.  2.100
> >>   libavformat    57.  2.100 / 57.  2.100
> >>   libavdevice    57.  0.100 / 57.  0.100
> >>   libavfilter     6.  4.100 /  6.  4.100
> >>   libswscale      4.  0.100 /  4.  0.100
> >>   libswresample   2.  0.100 /  2.  0.100
> >>   libpostproc    54.  0.100 / 54.  0.100
> >> Hyper fast Audio and Video encoder
> >> usage: ffmpeg [options] [[infile options] -i infile]... {[outfile
> options]
> >> outfile}...
> >>
> >> Use -h to get full help or, even better, run 'man ffmpeg'
> >>
> >>
> >> 2015-09-17 17:09 GMT+08:00 Satinder Singh <satinder at frankly.me>:
> >>
> >> > yes , I use above gcc syntax :
> >> >
> >> > gcc -g doc/examples/muxing.c -o muxing  -lavcodec -lavdevice
> -lavfilter
> >> > -lavformat -lavutil -lswscale -lswresample -lpostproc -lx264 -lmp3lame
> >> -lz
> >> > -liconv -lbz2
> >> >
> >> > but again I got maximum errors , Can anybody help me and give proper
> >> > procedure to use ffmpeg API in my C program .
> >> >
> >> > On Thu, Sep 17, 2015 at 2:26 PM, Clément Bœsch <u at pkh.me> wrote:
> >> >
> >> > > On Thu, Sep 17, 2015 at 04:47:48PM +0800, Steven Liu wrote:
> >> > > > You can reference the doc/example file makefile
> >> > > >
> >> > > > gcc -I. -I./ -D_ISOC99_SOURCE -D_FILE_OFFSET_BITS=64
> >> > -D_LARGEFILE_SOURCE
> >> > > > -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600 -DZLIB_CONST -std=c99
> >> > > > -fomit-frame-pointer -pthread   -g -Wdeclaration-after-statement
> >> -Wall
> >> > > > -Wdisabled-optimization -Wpointer-arith -Wredundant-decls
> >> > -Wwrite-strings
> >> > > > -Wtype-limits -Wundef -Wmissing-prototypes
> -Wno-pointer-to-int-cast
> >> > > > -Wstrict-prototypes -Wempty-body -Wno-parentheses -Wno-switch
> >> > > > -Wno-format-zero-length -Wno-pointer-sign -O3 -fno-math-errno
> >> > > > -fno-signed-zeros -fno-tree-vectorize -Werror=format-security
> >> > > > -Werror=implicit-function-declaration -Werror=missing-prototypes
> >> > > > -Werror=return-type -Werror=vla -Wformat -fdiagnostics-color=auto
> >> > > > -Wno-maybe-uninitialized    -c -o doc/examples/transcoding.o
> >> > > > doc/examples/transcoding.c
> >> > > >
> >> > > > gcc -Llibavcodec -Llibavdevice -Llibavfilter -Llibavformat
> >> > > -Llibavresample
> >> > > > -Llibavutil -Llibpostproc -Llibswscale -Llibswresample
> >> -Wl,--as-needed
> >> > > > -Wl,-z,noexecstack -Wl,--warn-common
> >> > > >
> >> > >
> >> >
> >>
> -Wl,-rpath-link=libpostproc:libswresample:libswscale:libavfilter:libavdevice:libavformat:libavcodec:libavutil:libavresample
> >> > > >   -o doc/examples/transcoding_g doc/examples/transcoding.o
> >>  -lavdevice
> >> > > > -lavfilter -lavformat -lavcodec -lpostproc -lswresample -lswscale
> >> > > -lavutil
> >> > > > -lXv -lX11 -lXext -lva -lva-x11 -lva -lxcb -lxcb-shm -lxcb
> >> -lxcb-xfixes
> >> > > > -lxcb-render -lxcb-shape -lxcb -lxcb-shape -lxcb -lX11 -lx264
> >> -lmp3lame
> >> > > > -lfaac -lm -lz -pthread
> >> > > >
> >> > > >
> >> > > >
> >> > > >
> >> > > > the simple is looks like :
> >> > > > gcc -g doc/examples/muxing.c -o muxing  -lavcodec -lavdevice
> >> -lavfilter
> >> > > > -lavformat -lavutil -lswscale -lswresample -lpostproc -lx264
> >> -lmp3lame
> >> > > -lz
> >> > > > -liconv -lbz2
> >> > > >
> >> > >
> >> > > No. You should NEVER explicit the libraries and sub dependency
> >> libraries
> >> > > by yourself (because it's build and installation dependent). See how
> >> it's
> >> > > done in the Makefile.
> >> > >
> >> > > [...]
> >> > >
> >> > > --
> >> > > Clément B.
> >> > >
>
Where is the file?