libnggui.so compile error - Ubuntu 22.04

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2 years 3 months ago - 2 years 3 months ago #4463 by christianb
Hello all,
I am trying to compile NGSolve on Ubuntu 22.04, but I get the following output for the make command. I guess libnggui.so is netgen specific as I can't find any search results.
What is the best way to define the undefined references?
Thanks,
Christian

[ 97%] Linking CXX executable netgen
/usr/bin/ld: ../libnggui.so: undefined reference to `avcodec_find_encoder'
/usr/bin/ld: ../libnggui.so: undefined reference to `avformat_write_header'
/usr/bin/ld: ../libnggui.so: undefined reference to `av_frame_free'
/usr/bin/ld: ../libnggui.so: undefined reference to `avcodec_open2'
/usr/bin/ld: ../libnggui.so: undefined reference to `av_interleaved_write_frame'
/usr/bin/ld: ../libnggui.so: undefined reference to `avformat_alloc_output_context2'
/usr/bin/ld: ../libnggui.so: undefined reference to `av_frame_make_writable'
/usr/bin/ld: ../libnggui.so: undefined reference to `avcodec_send_frame'
/usr/bin/ld: ../libnggui.so: undefined reference to `sws_freeContext'
/usr/bin/ld: ../libnggui.so: undefined reference to `av_init_packet'
/usr/bin/ld: ../libnggui.so: undefined reference to `av_dict_free'
/usr/bin/ld: ../libnggui.so: undefined reference to `av_packet_rescale_ts'
/usr/bin/ld: ../libnggui.so: undefined reference to `avcodec_get_name'
/usr/bin/ld: ../libnggui.so: undefined reference to `sws_scale'
/usr/bin/ld: ../libnggui.so: undefined reference to `avcodec_parameters_from_context'
/usr/bin/ld: ../libnggui.so: undefined reference to `av_dump_format'
/usr/bin/ld: ../libnggui.so: undefined reference to `av_write_trailer'
/usr/bin/ld: ../libnggui.so: undefined reference to `avformat_new_stream'
/usr/bin/ld: ../libnggui.so: undefined reference to `avcodec_receive_packet'
/usr/bin/ld: ../libnggui.so: undefined reference to `av_frame_alloc'
/usr/bin/ld: ../libnggui.so: undefined reference to `av_image_fill_arrays'
/usr/bin/ld: ../libnggui.so: undefined reference to `av_frame_get_buffer'
/usr/bin/ld: ../libnggui.so: undefined reference to `avcodec_alloc_context3'
/usr/bin/ld: ../libnggui.so: undefined reference to `avcodec_free_context'
/usr/bin/ld: ../libnggui.so: undefined reference to `sws_getContext'
/usr/bin/ld: ../libnggui.so: undefined reference to `avformat_free_context'
/usr/bin/ld: ../libnggui.so: undefined reference to `avio_closep'
/usr/bin/ld: ../libnggui.so: undefined reference to `avio_open'
collect2: error: ld returned 1 exit status

 
Last edit: 2 years 3 months ago by christianb.
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