[FFmpeg-devel] [PATCH] Reduce stack usage in MP3 decoding
Michael Niedermayer
michaelni
Wed Nov 4 16:21:01 CET 2009
On Tue, Nov 03, 2009 at 12:51:02AM +0100, Vitor Sessak wrote:
> Hi,
>
> According to M?ns, mp_decode_layer3() use more than 10kb stack space.
> Since I expect MP3 decoding to work even on very low-end systems, I think
> reducing its stack usage makes sense.
>
> -Vitor
> mpegaudio.h | 21 ++++++++++++++++++++-
> mpegaudiodec.c | 36 ++++++++----------------------------
> 2 files changed, 28 insertions(+), 29 deletions(-)
> 0305da6a4047d69ec03b56489fc13458c44752b3 mp3_stack.diff
ok if a benchmark indicates no slowdown
[...]
--
Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB
It is dangerous to be right in matters on which the established authorities
are wrong. -- Voltaire
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