[FFmpeg-devel] [PATCH 05/13] lavc/jpeg2000dec: Thread init_tile()

[Michael Niedermayer]

On Tue, Jun 14, 2022 at 04:41:14PM +0200, Tomas Härdin wrote:
> 

>  jpeg2000dec.c |   30 +++++++++++++++---------------
>  1 file changed, 15 insertions(+), 15 deletions(-)
> 6fa2fbf99afee36ee73459863df0527a72663f43  0005-lavc-jpeg2000dec-Thread-init_tile.patch
> From 080ebdc9bad130098bff575f9ce690b8a522c9f7 Mon Sep 17 00:00:00 2001
> From: =?UTF-8?q?Tomas=20H=C3=A4rdin?= <git at haerdin.se>
> Date: Mon, 13 Jun 2022 15:09:17 +0200
> Subject: [PATCH 05/13] lavc/jpeg2000dec: Thread init_tile()

Causes segfaults

[jpeg2000 @ 0x2cf53380] End mismatch 149
[jpeg2000 @ 0x2cf53380] ==1439== Thread 6:
==1439== Invalid read of size 4
==1439==    at 0x9771F0: jpeg2000_mct_write_frame (in ffmpeg_g)
==1439==    by 0x78BA6F: avcodec_default_execute2 (in ffmpeg_g)
==1439==    by 0x97C0BB: jpeg2000_decode_frame (in ffmpeg_g)
==1439==    by 0xA90F72: frame_worker_thread (in ffmpeg_g)
==1439==    by 0x54046DA: start_thread (pthread_create.c:463)
==1439==    by 0xF8F261E: clone (clone.S:95)

i will send you the sample privatly

thx

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

"Nothing to hide" only works if the folks in power share the values of
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