[FFmpeg-user] --extra-ldflags not working

[Aaron Boxer]

On Sun, Mar 27, 2016 at 9:33 AM, Reindl Harald <h.reindl at thelounge.net>
wrote:

>
>
> Am 27.03.2016 um 15:23 schrieb Aaron Boxer:
>
>> Dear List,
>> I am still troubleshooting linking to a local build of openjpeg.
>>
>> This is a static build of openjpeg, and the library  libopenjp2.a
>> is placed in the /usr/local/lib folder.
>>
>> (I am on Ubuntu)
>>
>> My configure command is:
>>
>> . $ ./configure --enable-libopenjpeg
>> --extra_cflags="-DHAVE_OPEN_OPENJPEG_2_1_OPENJPEG_H"
>> --extra-ldflags="-L/usr/local/lib"
>>
>> But this fails with a "libopenjpeg not found" error
>>
>
> .a files are for static linking
> .so files are for dynamic linking
>

> --enable-static --extra-cflags='-I/usr/local/x264'
> --extra-ldflags='-I/usr/local/x264 -L/usr/local/x264 -ldl'
>
>
Thanks, but linking is not the problem. The problem is locating the .a file.
I did try --enable static, but doesn't help.