Re: [Libav-user] Setting up ffmpeg avcodec wiht Qt Linux undefined reference

On 05/01/2018 08:18 AM, buff...@mailbox.org wrote: Ok, "$ make doc/examples/decode_video" compiled successfully. The following version of gcc is currently installed: gcc version 7.3.0 (Ubuntu 7.3.0-16ubuntu3) Using: extern "C" { #include } as mentioned in my first email leads to

Re: [Libav-user] Setting up ffmpeg avcodec wiht Qt Linux undefined reference

2018-05-01 14:18 GMT+02:00, buff...@mailbox.org : > /usr/bin/x86_64-linux-gnu-ld: > /home/user/ffmpeg_build/lib//libavcodec.a(flashsv.o): > undefined reference to symbol 'inflateEnd' "-lz" does not follow "-lavcodec" in the linking command. (This is not an FFmpeg-related

Re: [Libav-user] Setting up ffmpeg avcodec wiht Qt Linux undefined reference

Ok, "$ make doc/examples/decode_video" compiled successfully. The following version of gcc is currently installed: gcc version 7.3.0 (Ubuntu 7.3.0-16ubuntu3) Using: extern "C" { #include } as mentioned in my first email leads to another error: /usr/bin/x86_64-linux-gnu-ld:

Re: [Libav-user] Setting up ffmpeg avcodec wiht Qt Linux undefined reference

2018-04-30 16:47 GMT+02:00, buff...@mailbox.org : > im trying to get the example from > https://www.ffmpeg.org/doxygen/trunk/decode_video_8c-example.html > running. Did you test the following? $ make doc/examples/decode_video Carl Eugen

[Libav-user] Setting up ffmpeg avcodec wiht Qt Linux undefined reference

Hi, im trying to get the example from https://www.ffmpeg.org/doxygen/trunk/decode_video_8c-example.html running. Im using Qt Creator (C++) with Widgets and compiled ffmpeg manually (Kubuntu 18.04.0 64 bit). Unfortunately im getting "undefined reference" errors for every avcodec function