[issue2426] av_rescale assertion error, crash on fuzzed input

Reimar Döffinger added the comment: On Wed, Dec 15, 2010 at 12:06:27AM +, David wrote: > (gdb) print ic->bit_rate > $1 = -1875801792 Missing sanity check on bit_rate I'd say. FFmpeg issue tracker _

[issue2424] Floating exception when transcoding between ASS and XSUB subtitles

Reimar Döffinger added the comment: On Tue, Dec 14, 2010 at 06:54:16PM +, Chris Burel wrote: > > New submission from Chris Burel : > > Here's the backtrace: > #0 0x2b5f2816adce in dump_stream_format (ic=, > i=0, > index=0, is_output=1) at > /pts/testPipe/share/Qt4/def/dat/ffmpeg/

[issue2323] Playstation STR Video File

Dennis added the comment: Thank you, I was not aware of this. A RAW dump produces a working/correct file. This is not much of an issue then but a warning or something might be useful if a file like this is detected. FFmpeg issue tracker

[issue2323] Playstation STR Video File

Dennis added the comment: Thank you, I was not aware of this. A RAW dump produces a working/correct file. This is not much of an issue then but a warning or something might be useful if a file like this is detected. FFmpeg issue tracker

[issue2425] slice-threading for svq3

Mike Melanson added the comment: Check out the so-called Ultra SD Matrix trailers at http://www.davestrailerpage.co.uk/trailers_m.html Alleged to require 1.5 ghz. Alexander Strange wrote: > >New submission from Alexander Strange : > >SVQ3 appears to have slices, so it could be slice-threade

[issue2426] av_rescale assertion error, crash on fuzzed input

New submission from David : Finding a bug in FFmpeg using zzuf for a GCI task. It crashes on a fuzzed input file of the Pirates of The Caribbean sample found in http://x264dev.blogspot.com/2008/05/test-clips.html. The zzuf fuzz settings are "zzuf -s11 -r 0.03 -b8b-". Crash log and gdb session inc

[issue2425] slice-threading for svq3

New submission from Alexander Strange : SVQ3 appears to have slices, so it could be slice-threaded. However I doubt there are any >480p files encoded in SVQ3, so it probably doesn't matter. -- messages: 12957 priority: normal status: new substatus: new title: slice-threading for svq3 t

[issue2424] Floating exception when transcoding between ASS and XSUB subtitles

Chris Burel added the comment: > ./ffmpeg -y -i 01.ass -scodec xsub 01.avi FFmpeg version git-svn-r26005, Copyright (c) 2000-2010 the FFmpeg developers built on Dec 14 2010 10:26:56 with gcc 4.3.2 [gcc-4_3-branch revision 141291] configuration: --prefix=/home/cburel/ffmpeg --enable-avfilter

[issue2423] MP4 container with variable frame rate source, very very slow encoding

Baptiste Coudurier added the comment: On 12/14/2010 08:53 AM, Deyan wrote: > > Deyan added the comment: > > Hello, > > I am not sure what exactly do you mean by ASP, but I tested with libxvid and > the > result is the same, very slow encoding if using MP4 format and everything is > fine with M

[issue2424] Floating exception when transcoding between ASS and XSUB subtitles

Carl Eugen Hoyos added the comment: Complete, uncut output missing. -- status: new -> open substatus: new -> needs_more_info FFmpeg issue tracker

[issue974] mxf clip wrapped file

Reimar Döffinger added the comment: On Tue, Dec 14, 2010 at 02:59:37PM +, tbart wrote: > I am not much of programmer, but may I ask why a proper *MXF* parser > would be a bad solution for parsing MXFs? If you ask me: Because from a technical point even though some may call it "MXF" they ar

[issue2424] Floating exception when transcoding between ASS and XSUB subtitles

New submission from Chris Burel : Here's the backtrace: #0 0x2b5f2816adce in dump_stream_format (ic=, i=0, index=0, is_output=1) at /pts/testPipe/share/Qt4/def/dat/ffmpeg/libavformat/utils.c:3123 #1 0x2b5f2816b71a in dump_format (ic=0x626810, index=0, url=, is_output=1) at /pts/

[issue2423] MP4 container with variable frame rate source, very very slow encoding

Deyan added the comment: Hello, I am not sure what exactly do you mean by ASP, but I tested with libxvid and the result is the same, very slow encoding if using MP4 format and everything is fine with MKV [r...@spare Videos]# ffmpeg -y -i VTS_01_4-VFR.mp4 -b 512k -an -vcodec libxvid /tmp/out.m

[issue974] mxf clip wrapped file

tbart added the comment: I am not much of programmer, but may I ask why a proper *MXF* parser would be a bad solution for parsing MXFs? It seems like adapting the mentioned patch to possibly not use indexes - I understand that transport streams may not have proper indexes - mandatorily would

[issue2423] MP4 container with variable frame rate source, very very slow encoding

Carl Eugen Hoyos added the comment: Is libx264 required to reproduce your problem, or are so many frames also duplicated for MPEG 4 ASP? -- status: new -> open substatus: new -> needs_more_info FFmpeg issue tracker

[issue2423] MP4 container with variable frame rate source, very very slow encoding

New submission from Deyan : Hello, ffmpeg is acting very strange when I pass to it video libx264/MP4 with variable frame rate and then try to recode to libx264/MP4. The Video I am testing with, is encoded from TS to libx264/MP4 with encoder "HandBrake svn3703 2010121001", which by default encod

[issue2398] fade-in freeze with libtheora and OGG container

Deyan added the comment: Hello, I just wanted to ask, if you plan to commit the patch in the SVN repository? Thank you. FFmpeg issue tracker