[FFmpeg-user] Audio out of sync -how to fix?

Fernando Cassia fcassia at gmail.com
Sat May 28 20:51:22 CEST 2011


On Sat, May 28, 2011 at 14:49, Aaron L. <elmastero74 at gmail.com> wrote:
> I've had the same issue.
>
> Not much of a feature in my opinion.
>
> Can you post your whole command?

ffmpeg.exe -i TheRocker.avi -f dvd -target ntsc-dvd -r 29.97 -s
720x480 -aspect 4:3 -b 8000k -mbd rd -trellis -mv0 -cmp 0 -subcmp 2
-async 1 cellphones.mpg

I have uploaded the test clip to 4Shared... so you can see the audio
is fixed, BUT, there´s an annoying frame "injected" in the middle of
the camera change, that isn´t there in the source file... I´m not sure
what might be causing it...

http://www.4shared.com/video/Ee1Y-WKg/cellphones.html

I´m using:

---------------------------------------------------------------
FFmpeg version SVN-r26400, Copyright (c) 2000-2011 the FFmpeg developers
  built on Jan 18 2011 04:07:05 with gcc 4.4.2
  configuration: --enable-gpl --enable-version3 --enable-libgsm --enable-libvorb
is --enable-libtheora --enable-libspeex --enable-libmp3lame --enable-libopenjpeg
 --enable-libschroedinger --enable-libopencore_amrwb --enable-libopencore_amrnb
--enable-libvpx --disable-decoder=libvpx --arch=x86 --enable-runtime-cpudetect -
-enable-libxvid --enable-libx264 --enable-librtmp --extra-libs='-lrtmp -lpolarss
l -lws2_32 -lwinmm' --target-os=mingw32 --enable-avisynth --enable-w32threads --
cross-prefix=i686-mingw32- --cc='ccache i686-mingw32-gcc' --enable-memalign-hack

  libavutil     50.36. 0 / 50.36. 0
  libavcore      0.16. 1 /  0.16. 1
  libavcodec    52.108. 0 / 52.108. 0
  libavformat   52.93. 0 / 52.93. 0
  libavdevice   52. 2. 3 / 52. 2. 3
  libavfilter    1.74. 0 /  1.74. 0
  libswscale     0.12. 0 /  0.12. 0
FFmpeg SVN-r26400
libavutil     50.36. 0 / 50.36. 0
libavcore      0.16. 1 /  0.16. 1
libavcodec    52.108. 0 / 52.108. 0
libavformat   52.93. 0 / 52.93. 0
libavdevice   52. 2. 3 / 52. 2. 3
libavfilter    1.74. 0 /  1.74. 0
libswscale     0.12. 0 /  0.12. 0
----------------------------------------------------------------

FC


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