[FFmpeg-devel] [Patch] Linker error for __ff_aom_uninit_film_grain_params

[Zhao Zhili]

> On May 12, 2025, at 19:41, Sebastian Koerner <seb_koerner-at-hotmail.com at ffmpeg.org> wrote:
> 
> Summary of the bug:
> 
> When building ffmpeg 7.1.1 from source on macosx x86-64 and selecting only h264 one can observe a linker error around __ff_aop_uninit_film_grain_params

It was fixed already. Please waiting for 7.1.2.

https://github.com/FFmpeg/FFmpeg/commit/276bd388f33b5071799691aee6e0cd99c7133d61

> 
> 
> Undefined symbols for architecture arm64:
>  "_ff_aom_uninit_film_grain_params", referenced from:
>      _ff_h2645_sei_reset in h2645_sei.o
> ld: symbol(s) not found for architecture arm64
> 
> How to reproduce:
> 
> configure ffmpeg 7.1.1 for H.264 only, like
> 
> --enable-shared --disable-static   --disable-programs --disable-doc --disable-everything --enable-decoder=h264 --enable-parser=h264 --disable-bzlib --disable-iconv --disable-lzma --disable-xlib --disable-zlib --disable-libxcb --disable-vaapi
> 
> 
> Patch
> 
> --- ffmpeg-7.1.1/libavcodec/Makefile.org        2025-05-12 11:48:13.000000000 +0200
> +++ ffmpeg-7.1.1/libavcodec/Makefile    2025-05-12 11:48:58.000000000 +0200
> @@ -1,5 +1,5 @@
> NAME = avcodec
> -DESC = FFmpeg codec library
> +DESC = FFmpeg codec libriary
> 
> HEADERS = ac3_parser.h                                                  \
>           adts_parser.h                                                 \
> @@ -108,7 +108,7 @@
>                                           h2645data.o h2645_parse.o h2645_vui.o
> OBJS-$(CONFIG_H264PRED)                += h264pred.o
> OBJS-$(CONFIG_H264QPEL)                += h264qpel.o
> -OBJS-$(CONFIG_H264_SEI)                += h264_sei.o h2645_sei.o
> +OBJS-$(CONFIG_H264_SEI)                += h264_sei.o h2645_sei.o aom_film_grain.o
> OBJS-$(CONFIG_HEVCPARSE)               += h2645data.o h2645_parse.o h2645_vui.o
> OBJS-$(CONFIG_HEVC_SEI)                += h2645_sei.o aom_film_grain.o \
>                                           dynamic_hdr_vivid.o
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