Re: [FFmpeg-devel] [PATCH 1/1] [ffmpeg-deve] avcodec/mpegaudiodec optimizing code size

From: Michael Niedermayer <michael@niedermayer.cc>
To: FFmpeg development discussions and patches <ffmpeg-devel@ffmpeg.org>
Subject: Re: [FFmpeg-devel] [PATCH 1/1] [ffmpeg-deve] avcodec/mpegaudiodec optimizing code size
Date: Wed, 21 May 2025 02:46:42 +0200
Message-ID: <20250521004642.GK29660@pb2> (raw)
In-Reply-To: <20250519121537.509658-2-chenyu202107@gmail.com>

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On Mon, May 19, 2025 at 08:15:37PM +0800, chenyu202107@gmail.com wrote:
> From: chenyu <chenyu202107@gmail.com>
> 
> Optimizing 160k code size by converting static array to dynamic malloc memory.
> 
> Signed-off-by: chenyu <chenyu202107@gmail.com>
> ---
>  libavcodec/mpegaudiodata.h                |  4 ++--
>  libavcodec/mpegaudiodec_common_tablegen.h | 10 ++++++++--
>  2 files changed, 10 insertions(+), 4 deletions(-)

This segfaults:

./ffmpeg_g -max_error_rate 2 -max_alloc 100000 -i ~/tickets/2950/mpeg2_fuzz.mpg -max_muxing_queue_size 8000 -f null -

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

Into a blind darkness they enter who follow after the Ignorance,
they as if into a greater darkness enter who devote themselves
to the Knowledge alone. -- Isha Upanishad

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