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PostPosted: Mon Feb 27, 2006 2:07 pm 
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Joined: Tue Jan 24, 2006 12:10 am
Posts: 9
Location: Finland
Hey,

I have r5a30.2 knoppmyth installed and I compiled mythtv 0.19 release to this.

I have serious problems with nuvexport. xvid is disabled and when trying to use divx.

Converting to mpeg (vcd/svcd) works, but it messes up audiosync badly. Audio seems to be nearly a minute late in 30minute program

Not sure if I should update ffmpeg .. seems to update many modules.

Any suggestions ?

This is what I get when trying to use divx:

Choose a function, or episode(s) to remove: c
Where would you like to export the files to? [.]
Enable Myth cutlist? [Yes] no
Enable noise reduction (slower, but better results)? [Yes] no
Enable deinterlacing? [Yes] no
Crop broadcast overscan (2% border)? [Yes]
Audio bitrate? [128]
Variable bitrate video? [No]
Video bitrate? [960]
Default resolution based on 4:3 aspect ratio.
Width? [624]
Height? [464]

Now encoding: Sukuvika: Untitled
Encode started: Mon Feb 27 21:55:27 2006
Waiting for mythtranscode to set up the fifos.
Waiting for mythtranscode to set up the fifos.
Starting ffmpeg.
processed: 0 of 0 frames (0.00%), 0.00 fps
ffmpeg finished.
processed: 0 of 52380 frames (0.00%), 0.00 fps

ffmpeg died early.Please use the --debug option to figure out what went wrong.

This is with --debug parameter
To encode: Sukuvika: Untitled
Use the following commands:

system call:
mkdir -m 0755 /tmp/fifodir_9374/

forking:
/usr/bin/nice -n19 mythtranscode --showprogress -p autodetect -c 1002 -s 2006-02-26-23-05-00 -f "/tmp/fifodir_9374/" 2>&1

forking:
/usr/bin/nice -n19 ffmpeg -hq -threads 2 -y -f s16le -ar 48000 -ac 2 -i /tmp/fifodir_9374/audout -f rawvideo -s 704x576 -aspect 1.33333333333333 -r 25.000 -i /tmp/fifodir_9374/vidout -aspect 1.33333333333333 -r 25.000 -croptop 12 -cropbottom 12 -cropleft 14 -cropright 14 -padleft 2 -padright 2 -s 620x464 -vcodec mpeg4 -b 960 -lumi_mask 0.05 -dark_mask 0.02 -scplx_mask 0.5 -4mv -part -vtag divx -acodec mp3 -ab 128 -f avi "./Sukuvika.avi" 2>&1

first fork seems to work:
2006-02-27 22:00:27.922 Using runtime prefix = /usr
2006-02-27 22:00:28.290 New DB connection, total: 1
2006-02-27 22:00:28.381 Enabled verbose msgs: important
2006-02-27 22:00:28.505 New DB connection, total: 2
2006-02-27 22:00:28.708 Using protocol version 26
0: start_time: 6227.189 duration: 188.600
1: start_time: 6227.167 duration: 188.577
2: start_time: 6227.167 duration: 188.622
stream: start_time: 69190.749 duration: 2095.797 bitrate=4301 kb/s
2006-02-27 22:00:33.889 Processed: 56 of 52380 frames(2 seconds)
2006-02-27 22:00:38.913 Processed: 316 of 52380 frames(12 seconds)
2006-02-27 22:00:43.930 Processed: 551 of 52380 frames(22 seconds)
2006-02-27 22:00:48.943 Processed: 796 of 52380 frames(31 seconds)
2006-02-27 22:00:53.954 Processed: 1177 of 52380 frames(47 seconds)
2006-02-27 22:00:58.978 Processed: 1483 of 52380 frames(59 seconds)
2006-02-27 22:01:03.984 Processed: 1730 of 52380 frames(69 seconds)
2006-02-27 22:01:08.993 Processed: 2054 of 52380 frames(82 seconds)
2006-02-27 22:01:13.998 Processed: 2401 of 52380 frames(96 seconds)
2006-02-27 22:01:19.005 Processed: 2688 of 52380 frames(107 seconds)
2006-02-27 22:01:24.008 Processed: 3035 of 52380 frames(121 seconds)


but second one does not:
mythtv@mythtv:~$ /usr/bin/nice -n19 ffmpeg -hq -threads 2 -y -f s16le -ar 48000 -ac 2 -i /tmp/fifodir_9374/audout -f rawvideo -s 704x576 -aspect 1.33333333333333 -r 25.000 -i /tmp/fifodir_9374/vidout -aspect 1.33333333333333 -r 25.000 -croptop 12 -cropbottom 12 -cropleft 14 -cropright 14 -padleft 2 -padright 2 -s 620x464 -vcodec mpeg4 -b 960 -lumi_mask 0.05 -dark_mask 0.02 -scplx_mask 0.5 -4mv -part -vtag divx -acodec mp3 -ab 128 -f avi "./Sukuvika.avi" 2>&1
ffmpeg version 0.4.9-pre1, build 4718, Copyright (c) 2000-2004 Fabrice Bellard
built on Oct 18 2005 17:26:48, gcc: 3.3.5 (Debian 1:3.3.5-12)
Warning: not compiled with thread support, using thread emulation
Input #0, s16le, from '/tmp/fifodir_9374/audout':
Duration: N/A, bitrate: N/A
Stream #0.0: Audio: pcm_s16le, 48000 Hz, stereo, 1536 kb/s
Input #1, rawvideo, from '/tmp/fifodir_9374/vidout':
Duration: N/A, bitrate: N/A
Stream #1.0: Video: rawvideo, yuv420p, 704x576, 25.00 fps
ffmpeg: unrecognized option '-vtag'


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 Post subject:
PostPosted: Fri Mar 03, 2006 7:10 pm 
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Joined: Sat Jul 09, 2005 7:56 pm
Posts: 17
Remove the -vtag divx from the command allows the command complete, though I'm not sure how to fix this permanantly. Has anyone come up with a better way than this?


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 Post subject: hmm
PostPosted: Sat Mar 04, 2006 8:49 am 
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Joined: Tue Jan 24, 2006 12:10 am
Posts: 9
Location: Finland
If I remove that tag, what format is the video saved ?

And how can I remove that from the script ? tried to find it from nuvexport-divx, but did not find it


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