[FFmpeg-devel] [PATCH 26/39] avcodec/h263data, ituh263*: Make initializing RL inter table thread-safe

Anton Khirnov anton at khirnov.net
Mon Jan 18 14:10:48 EET 2021


Quoting Andreas Rheinhardt (2020-12-10 12:16:44)
> Up until now, ff_h263_rl_inter was initialized by both ituh263dec and
> ituh263enc; this is an obstacle in making the codecs that use this code
> init-threadsafe.
> 
> This obstacle is eliminated by only initializing this RLTable from
> a single place that is guarded by a dedicated AVOnce.
> 
> Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt at gmail.com>
> ---
>  libavcodec/h263data.c   | 16 ++++++++++++++--
>  libavcodec/h263data.h   |  2 +-
>  libavcodec/ituh263dec.c |  2 +-
>  libavcodec/ituh263enc.c |  5 +++--
>  4 files changed, 19 insertions(+), 6 deletions(-)

Ok

-- 
Anton Khirnov


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