GPAC 2.4 has been released on 2024-04-17. Among other things this fixes bug #911634. Changelog: https://github.com/gpac/gpac/releases/tag/v2.4.0
A simple version bump of the ebuild is not enough: [...] * Applying gpac-2.2.0-configure.patch ... patching file Makefile patching file configure Hunk #1 succeeded at 90 (offset 16 lines). Hunk #2 succeeded at 391 (offset 117 lines). Hunk #3 succeeded at 676 (offset 122 lines). Hunk #4 FAILED at 947. Hunk #5 FAILED at 982. Hunk #6 succeeded at 2183 (offset 291 lines). Hunk #7 succeeded at 3006 (offset 397 lines). 2 out of 7 hunks FAILED -- saving rejects to file configure.rej patching file src/Makefile Hunk #1 succeeded at 382 (offset 13 lines). [ !! ] * ERROR: media-video/gpac-2.4.0::gentoo failed (prepare phase):