-- The C compiler identification is GNU 16.2.1
-- The CXX compiler identification is GNU 16.2.1
-- Detecting C compiler ABI info
-- Detecting C compiler ABI info - done
-- Check for working C compiler: /usr/bin/gcc - skipped
-- Detecting C compile features
-- Detecting C compile features - done
-- Detecting CXX compiler ABI info
-- Detecting CXX compiler ABI info - done
-- Check for working CXX compiler: /usr/bin/g++ - skipped
-- Detecting CXX compile features
-- Detecting CXX compile features - done
-- Performing Test CMAKE_HAVE_LIBC_PTHREAD
-- Performing Test CMAKE_HAVE_LIBC_PTHREAD - Success
-- Found Threads: TRUE
-- Performing Test HAVE_STDATOMIC
-- Performing Test HAVE_STDATOMIC - Success
-- Found WrapAtomic: TRUE
-- Found OpenGL: /usr/lib/libOpenGL.so
-- Found WrapOpenGL: TRUE
-- Found WrapVulkanHeaders: /usr/include
-- Found PkgConfig: /usr/bin/pkg-config (found version "3.0.7")
-- Checking for module 'x11'
--   Found x11, version 1.8.13
-- Building with Qt6 backend
-- Checking for module 'libpng'
--   Found libpng, version 1.6.59
-- Checking for module 'libjpeg'
--   Found libjpeg, version 3.2.0
-- Checking for module 'libavcodec'
--   Found libavcodec, version 63.1.102
-- Checking for module 'libavformat'
--   Found libavformat, version 63.1.102
-- Checking for module 'libavutil'
--   Found libavutil, version 61.1.102
-- Checking for module 'libswscale'
--   Found libswscale, version 10.1.102
-- Checking for module 'opencv4'
--   Package 'opencv4' not found
-- OpenCV not found — skipping OpenCV plugins
-- Generating color model transfer functions...
-- Checking for module 'libswresample'
--   Found libswresample, version 7.1.102
-- Checking for module 'libavfilter'
--   Found libavfilter, version 12.1.102
-- Checking for module 'alsa'
--   Found alsa, version 1.2.16.1
-- Checking for module 'libpulse-simple'
--   Found libpulse-simple, version 17.0-98-gb096
-- Checking for module 'uuid'
--   Found uuid, version 2.42.4
-- Checking for module 'lilv-0'
--   Found lilv-0, version 0.28.0
-- Checking for module 'fontconfig'
--   Found fontconfig, version 2.18.3
-- Translation catalogs: 17 languages via /usr/bin/msgfmt
-- Data directory linked: ffmpeg
-- Data directory linked: models
-- Data directory linked: picon
-- Data directory linked: info
-- Data directory linked: tips
-- Data directory linked: Cinelerra_factory
-- Configuring done (1.4s)
CMake Error: The following variables are used in this project, but they are set to NOTFOUND.
Please set them or make sure they are set and tested correctly in the CMake files:
/home/paz/cinelerra-gg-qt6/cinelerra-5.1/plugins/FFMPEG_INCLUDE_DIR
   used as include directory in directory /home/paz/cinelerra-gg-qt6/cinelerra-5.1/plugins
   used as include directory in directory /home/paz/cinelerra-gg-qt6/cinelerra-5.1/plugins
   used as include directory in directory /home/paz/cinelerra-gg-qt6/cinelerra-5.1/plugins
   used as include directory in directory /home/paz/cinelerra-gg-qt6/cinelerra-5.1/plugins
   [...]
   used as include directory in directory /home/paz/cinelerra-gg-qt6/cinelerra-5.1/plugins
   used as include directory in directory /home/paz/cinelerra-gg-qt6/cinelerra-5.1/plugins
   used as include directory in directory /home/paz/cinelerra-gg-qt6/cinelerra-5.1/plugins

-- Generating done (0.4s)
CMake Generate step failed.  Build files cannot be regenerated correctly.