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"pullup" results in fast-forward effects with mkv files.

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On 06/12/2010 03:33 AM, Zane Tu wrote:
> Hi there,
> 
> I just compiled the latest version (r31370) from SVN and found that
> using "vf=pullup" in the config file will cause the video tracks in all
> my mkv files to play much faster than usual. (The audio tracks are
> playing at a nomral rate, though.) The same thing happens to mp4 and mov
> files, but that can be solved by using "demuxer=mov". As for mkv files,
> I tried using "demuxer=mkv" but in vain.
> 
> Without "vf=pullup", mkv files play just fine, regardless of whether
> "demuxer=mkv" is present or not.
> 
> The following is the output of mplayer when it plays an mkv file.
> 
> 
> MPlayer SVN-r31370-4.4.1 (C) 2000-2010 MPlayer Team
> mplayer: could not connect to socket
> mplayer: No such file or directory
> Failed to open LIRC support. You will not be able to use your remote
> control.
> Loading extension-related profile 'extension.mkv'
> 
> 
> Playing ../fast.mkv.
> [mkv] Track ID 1: video (V_MPEG4/ISO/AVC), -vid 0
> [mkv] Track ID 2: audio (A_AAC), -aid 0, -alang und
> [mkv] Will play video track 1.
> Matroska file format detected.
> VIDEO:  [avc1]  1280x720  24bpp  23.976 fps    0.0 kbps ( 0.0 kbyte/s)
> [ass] auto-open
> Opening video filter: [pullup]
> [ass] Init
> [ass] Updating font cache
> ==========================================================================
> Opening video decoder: [ffmpeg] FFmpeg's libavcodec codec family
> Selected video codec: [ffh264] vfm: ffmpeg (FFmpeg H.264)
> ==========================================================================
> ==========================================================================
> Opening audio decoder: [faad] AAC (MPEG2/4 Advanced Audio Coding)
> FAAD: compressed input bitrate missing, assuming 128kbit/s!
> AUDIO: 48000 Hz, 2 ch, s16le, 128.0 kbit/8.33% (ratio: 16000->192000)
> Selected audio codec: [faad] afm: faad (FAAD AAC (MPEG-2/MPEG-4 Audio))
> ==========================================================================
> AO: [alsa] 48000Hz 2ch s16le (2 bytes per sample)
> Starting playback...
> Movie-Aspect is 1.78:1 - prescaling to correct movie aspect.
> VO: [xv] 1280x720 => 1280x720 Planar YV12
> pts after filters MISSING.027 ct:  0.000   0/  0 ??% ??% ??,?% 0 0
> pts after filters MISSING.014 ct: -0.011   0/  0 ??% ??% ??,?% 1 0
> pts after filters MISSING.006 ct: -0.022   0/  0 ??% ??% ??,?% 1 0
> pts after filters MISSING.019 ct: -0.033   0/  0 ??% ??% ??,?% 2 0
> pts after filters MISSING.030 ct: -0.043   0/  0 ??% ??% ??,?% 2 0
> pts after filters MISSING.042 ct: -0.051   0/  0 ??% ??% ??,?% 3 0
> pts after filters MISSING.033 ct: -0.061   0/  0 ??% ??% ??,?% 3 0
> pts after filters MISSING.047 ct: -0.070   0/  0 ??% ??% ??,?% 4 0
> pts after filters MISSING.062 ct: -0.078   0/  0 ??% ??% ??,?% 4 0
> pts after filters MISSING.054 ct: -0.087   0/  0 ??% ??% ??,?% 5 0
> pts after filters MISSING.071 ct: -0.096   0/  0 ??% ??% ??,?% 5 0
> pts after filters MISSING.085 ct: -0.103   0/  0 ??% ??% ??,?% 6 0
> pts after filters MISSING.076 ct: -0.112   0/  0 ??% ??% ??,?% 7 0
> pts after filters MISSING.091 ct: -0.120   0/  0 ??% ??% ??,?% 7 0
> pts after filters MISSING.105 ct: -0.127   0/  0 ??% ??% ??,?% 8 0
> 
> 
> Thanks,
> Zane
> 


I searched online and discovered that the problem has been there for
quite a while. (See the following link.)
http://ubuntuforums.org/showpost.php?p=8315732&postcount=2

Any idea?


Thanks,
Zane

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