On Sun, Feb 21, 2010 at 10:46 PM, Miroslav Rovis <m.rovis at inet.hr> wrote: > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA1 > > Hi every good ole mencoder users! > > mencoder input.avi -o output_p1.avi -profile h264_profile > > (p1 in output_p1.avi is because I keep the divx2pass.log and may later > use it for output_p2.avi) > > The conf file ~user/.mplayer/mencoder.conf contains the relevant profile: > > [h264_profile] > profile=h264_profile > profile-desc="h264_profile_description" > > x264encopts=pass=1:turbo=1:frameref=1:subq=1:bframes=1:partitions=all:qp_step=4:qcomp=0.7:keyint=300 > > I get files that are well compressed, but lose sync at the end of the > stream. > And, what is worse, in the newly coded file, the end portion of the > audio of about 2 seconds is plain lost. > Now I don't mind that, to get the file play well synced, I need to > play it with: > > mplayer -delay 0.120 output_p1.avi > > But the loss of information at end is what I do mind! > > It shows in the mplayer output as: > > ... > VIDEO: [h264] 720x576 24bpp 25.000 fps 872.5 kbps (106.5 kbyte/s) > Clip info: > Software: MEncoder SVN-r29796-4.3.4 > ========================================================================== > 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) > AUDIO: 48000 Hz, 2 ch, s16le, 192.0 kbit/12.50% (ratio: 23994->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 1.33:1 - prescaling to correct movie aspect.?% 0 0 > VO: [xv] 720x576 => 768x576 Planar YV12 > ... > FAAD: error: Unable to find ADTS syncword, trying to resync!3.2% 102 0 > FAAD: Failed to decode frame: Unable to find ADTS syncword > FAAD: error: Unable to find ADTS syncword, trying to resync!3.2% 102 0 > FAAD: Failed to decode frame: Unable to find ADTS syncword > ... > ... (dozens of these FAAD lines, I spare you) > ... > A: 247.9 V: 248.8 A-V: -0.988 ct: 0.099 6222/6222 34% 10% 2.6% 102 0 > > Exiting... (End of file) > > What's the remedy to this annoyance, clever people? > Thanx! > > > -----BEGIN PGP SIGNATURE----- > Version: GnuPG v2.0.12 (GNU/Linux) > Comment: Using GnuPG with SUSE - http://enigmail.mozdev.org/ > > iEYEARECAAYFAkuCDD0ACgkQ5NaGZVDan0rTjQCgkta8bciUT1ww5b8wwQd33Ss9 > 98MAoJPHMj98zXPGTnqfkleG+5jokeNv > =6WHh > -----END PGP SIGNATURE----- > > I have myself given up on the built-in encoder/decoder but switched to FAAC. I managed to screw up a number of files before coming to that conclusion. I would be interested in further analysis as well. I have some samples I could upload if they prove to be useful although it is not pressing for me having switched.
