[FFmpeg-trac] #11237(swscale:new): Crash when resizing a 640x480 4:3 WMV to 854x480 16:9 WMV

[FFmpeg]

#11237: Crash when resizing a 640x480 4:3 WMV to 854x480 16:9 WMV
-----------------------------------+-----------------------------------
             Reporter:  Luca L     |                    Owner:  (none)
                 Type:  defect     |                   Status:  new
             Priority:  important  |                Component:  swscale
              Version:             |               Resolution:
             Keywords:  crash      |               Blocked By:
             Blocking:             |  Reproduced by developer:  0
Analyzed by developer:  0          |
-----------------------------------+-----------------------------------

Old description:

> Windows 11 x64
> Summary of the bug: Whenever I try to convert a 640x480 4:3 WMV to
> 854x480 16:9 WMV ffmpeg.exe crashes badly in the process. Other
> resolution changes (e.g. 1280x720 etc.) do work fine.
>
> {{{
> Firma del problema
> Nome evento problema:   APPCRASH
> Nome applicazione:      ffmpeg.exe
> Versione applicazione:  0.0.0.0
> Timestamp applicazione: 66b1b4cf
> Nome modulo con errori: swscale-8.dll
> Versione modulo con errori:     8.2.100.0
> Timestamp modulo con errori:    66b1b4e4
> Codice eccezione:       c0000005
> Offset eccezione:       000000000005128b
> Versione SO:    10.0.22631.2.0.0.768.101
> ID impostazioni locali: 1040
> Informazioni aggiuntive 1:      24bf
> Ulteriori informazioni 2:       24bfe2c960da2778a190c013e181d45c
> Ulteriori informazioni 3:       201e
> Ulteriori informazioni 4:       201ed6d06a3ab5992bcdc6a4d770ec45
> }}}
>
> I use Shutter Encoder 18.5 GUI. Full crash log with the command line and
> console output:
> [https://paste.sh/AgWJ9ml1#o_BbFL7TvnckMQh8Fd3AqofU]
>
> How to reproduce:
> set 854x480 in the upper-right of Shutter Encoder and I Start conversion.
> {{{
> ffmpeg version N-117438-gec9985b54f-20241009 Copyright (c) 2000-2024 the
> FFmpeg developers
> built with gcc 14.2.0 (crosstool-NG 1.26.0.106_ed12fa6)
> }}}
> Patches should be submitted to the ffmpeg-devel mailing list and not this
> bug tracker.

New description:

 Windows 11 x64
 Summary of the bug: Whenever I try to convert a 640x480 4:3 WMV to 854x480
 16:9 WMV ffmpeg.exe crashes badly in the process. Other resolution changes
 (e.g. 1280x720 etc.) do work fine.

 {{{
 Firma del problema
 Nome evento problema:   APPCRASH
 Nome applicazione:      ffmpeg.exe
 Versione applicazione:  0.0.0.0
 Timestamp applicazione: 66b1b4cf
 Nome modulo con errori: swscale-8.dll
 Versione modulo con errori:     8.2.100.0
 Timestamp modulo con errori:    66b1b4e4
 Codice eccezione:       c0000005
 Offset eccezione:       000000000005128b
 Versione SO:    10.0.22631.2.0.0.768.101
 ID impostazioni locali: 1040
 Informazioni aggiuntive 1:      24bf
 Ulteriori informazioni 2:       24bfe2c960da2778a190c013e181d45c
 Ulteriori informazioni 3:       201e
 Ulteriori informazioni 4:       201ed6d06a3ab5992bcdc6a4d770ec45
 }}}

 I use Shutter Encoder 18.5 GUI. Full crash log with the command line and
 console output:
 [https://paste.sh/AgWJ9ml1#o_BbFL7TvnckMQh8Fd3AqofU]

 How to reproduce:
 set 854x480 in the upper-right of Shutter Encoder and I Start conversion.

 {{{
 build by BtbN
 ffmpeg version N-117438-gec9985b54f-20241009 Copyright (c) 2000-2024 the
 FFmpeg developers
 built with gcc 14.2.0 (crosstool-NG 1.26.0.106_ed12fa6)
 }}}

--
Comment (by Luca L):

 removed unnecessary line, added build source
-- 
Ticket URL: <https://trac.ffmpeg.org/ticket/11237#comment:2>
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