On Wed, Nov 01, 2023 at 05:01:15PM +0800, angus.chen-at-intel....@ffmpeg.org 
wrote:
> From: "Chen, Angus" <angus.c...@intel.com>
> 
> sdl2_muxer(wayland):
> In ffmpeg6, we create a separate thread for muxer after calling 
> avformat_write_header().
> It may generate EGL_BAD_ACCESS when we call write_packet. This is because 
> egl_context
> is bound to previous thread.
> From EGL spec: If ctx is current to some other thread, or if either draw or 
> read are
> bound to contexts in another thread, an EGL_BAD_ACCESS error is generated.
> 
> Signed-off-by: Chen, Angus <angus.c...@intel.com>
> ---
>  fftools/ffmpeg_mux.c | 18 +++++++++---------
>  1 file changed, 9 insertions(+), 9 deletions(-)

this breaks
./ffmpeg -itsoffset 1 -re -i ~/videos/mm-short.mpg -acodec libspeex -ar 16K -ac 
1 -vn -bitexact -t 1 -f rtp rtp://127.0.0.1:12345 -sdp_file /tmp/speexfile.sd


[...]
-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Whats the most studid thing your enemy could do ? Blow himself up
Whats the most studid thing you could do ? Give up your rights and
freedom because your enemy blew himself up.

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