[FFmpeg-trac] #1097(avcodec:open): prores_kostya: invalid read (was: prores_kostya: crash)
FFmpeg
trac at avcodec.org
Sun Mar 18 22:21:02 CET 2012
#1097: prores_kostya: invalid read
------------------------------------+-----------------------------------
Reporter: ami_stuff | Owner:
Type: defect | Status: open
Priority: normal | Component: avcodec
Version: git-master | Resolution:
Keywords: prores | Blocked By:
Blocking: | Reproduced by developer: 1
Analyzed by developer: 0 |
------------------------------------+-----------------------------------
Changes (by cehoyos):
* status: new => open
* reproduced: 0 => 1
* component: undetermined => avcodec
* version: unspecified => git-master
* keywords: => prores
Comment:
{{{
$ valgrind ffmpeg_g -i 600.png -vcodec prores_kostya out.mov
ffmpeg version N-38873-gd19d52d Copyright (c) 2000-2012 the FFmpeg
developers
built on Mar 18 2012 21:52:27 with gcc 4.3.2
configuration: --cc=/usr/local/gcc-4.3.2/bin/gcc --enable-gpl --enable-
libspee
x
libavutil 51. 42.100 / 51. 42.100
libavcodec 54. 10.100 / 54. 10.100
libavformat 54. 2.100 / 54. 2.100
libavdevice 53. 4.100 / 53. 4.100
libavfilter 2. 65.101 / 2. 65.101
libswscale 2. 1.100 / 2. 1.100
libswresample 0. 7.100 / 0. 7.100
libpostproc 52. 0.100 / 52. 0.100
Input #0, image2, from '600.png':
Duration: 00:00:00.04, start: 0.000000, bitrate: N/A
Stream #0:0: Video: png, rgb24, 600x412, 25 tbr, 25 tbn, 25 tbc
Incompatible pixel format 'rgb24' for codec 'prores_kostya', auto-
selecting form
at 'yuv444p10le'
[buffer @ 0x452c9c0] w:600 h:412 pixfmt:rgb24 tb:1/1000000 sar:0/1
sws_param:
[buffersink @ 0x451a6c0] auto-inserting filter 'auto-inserted scale 0'
between t
he filter 'src' and the filter 'out'
[scale @ 0x451ab60] w:600 h:412 fmt:rgb24 sar:0/1 -> w:600 h:412
fmt:yuv444p10le
sar:0/1 flags:0x4
Output #0, mov, to 'out.mov':
Metadata:
encoder : Lavf54.2.100
Stream #0:0: Video: prores (apcn / 0x6E637061), yuv444p10le, 600x412,
q=2-31
, 200 kb/s, 25 tbn, 25 tbc
Stream mapping:
Stream #0:0 -> #0:0 (png -> prores_kostya)
Press [q] to stop, [?] for help
==17000== Invalid read of size 2
==17000== at 0x84D6A5A: prores_fdct_c (proresdsp.c:64)
==17000== Address 0x488A420 is not stack'd, malloc'd or (recently) free'd
==17000==
==17000== Process terminating with default action of signal 11 (SIGSEGV)
==17000== Access not within mapped region at address 0x488A420
==17000== at 0x84D6A5A: prores_fdct_c (proresdsp.c:64)
==17000==
==17000== ERROR SUMMARY: 1 errors from 1 contexts (suppressed: 3 from 1)
==17000== malloc/free: in use at exit: 3,060,894 bytes in 115 blocks.
==17000== malloc/free: 401 allocs, 286 frees, 4,374,580 bytes allocated.
==17000== For counts of detected errors, rerun with: -v
==17000== searching for pointers to 115 not-freed blocks.
==17000== checked 8,974,180 bytes.
==17000==
==17000== LEAK SUMMARY:
==17000== definitely lost: 0 bytes in 0 blocks.
==17000== possibly lost: 0 bytes in 0 blocks.
==17000== still reachable: 3,060,894 bytes in 115 blocks.
==17000== suppressed: 0 bytes in 0 blocks.
==17000== Rerun with --leak-check=full to see details of leaked memory.
}}}
--
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/1097#comment:4>
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