[mythtv-users] Nuvexport problem

Chris Petersen lists at forevermore.net
Mon Jun 13 15:53:30 UTC 2005


> I have the same problem and I have all piped commands installed...

I should probably fix this for debug mode output, but for now, go 
through and remove all of the "2> /dev/null" statements -- those are 
currently hiding the error messages from the pipe commands.

-Chris

> [root at htpc ~]# mkdir -m 0755 /tmp/fifodir_2774/
> [root at htpc ~]# /bin/nice -n19 ffmpeg -f rawvideo -s 480x480 -r 29.97 -i
> /tmp/fifodir_2774/vidout -f yuv4mpegpipe - 2> /dev/null | /bin/nice -n19
> yuvdenoise -r 16 -f -b 10,10,-10,-10 2> /dev/null | /bin/nice -n19 ffmpeg
> -hq -y -f s16le -ar 44100 -ac 2 -i /tmp/fifodir_2774/audout -f yuv4mpegpipe
> -s 480x480 -aspect 1.333 -r 29.97 -i - -aspect 1.333 -r 29.97 -deinterlace
> -croptop 10 -cropbottom 10 -cropleft 10 -cropright 10 -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 "/video/Family Guy -
> Don't Make Me Over.avi" 2>&1
> ffmpeg version 0.4.9-pre1, build 4754, Copyright (c) 2000-2004 Fabrice
> Bellard
>   configuration:  --build=i686-redhat-linux-gnu --host=i686-redhat-linux-gnu
> --target=i386-redhat-linux-gnu --program-prefix= --prefix=/usr
> --exec-prefix=/usr --bindir=/usr/bin --sbindir=/usr/sbin --sysconfdir=/etc
> --datadir=/usr/share --includedir=/usr/include --libdir=/usr/lib
> --libexecdir=/usr/libexec --localstatedir=/var --sharedstatedir=/usr/com
> --mandir=/usr/share/man --infodir=/usr/share/info --enable-mp3lame
> --enable-vorbis --enable-faadbin --disable-faac --enable-xvid
> --enable-a52bin --disable-dts --enable-pp --enable-shared-pp --enable-shared
> --disable-amr_nb --disable-amr_nb-fixed --disable-amr_wb --disable-sunmlib
> --enable-pthreads --enable-dc1394 --enable-gpl --disable-strip
> --extra-cflags=-O2 -g -pipe -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -m32
> -march=i386 -mtune=pentium4 -fasynchronous-unwind-tables make 
>   built on May 17 2005 08:28:35, gcc: 3.4.3 20050227 (Red Hat 3.4.3-22.fc3)
> Input #0, s16le, from '/tmp/fifodir_2774/audout':
>   Duration: N/A, bitrate: N/A
>   Stream #0.0: Audio: pcm_s16le, 44100 Hz, stereo, 1411 kb/s
> pipe:: Error while opening file
> 
> 
> [root at htpc ~]# ffmpeg --help
> ffmpeg version 0.4.9-pre1, build 4754, Copyright (c) 2000-2004 Fabrice
> Bellard
>   configuration:  --build=i686-redhat-linux-gnu --host=i686-redhat-linux-gnu
> --target=i386-redhat-linux-gnu --program-prefix= --prefix=/usr
> --exec-prefix=/usr --bindir=/usr/bin --sbindir=/usr/sbin --sysconfdir=/etc
> --datadir=/usr/share --includedir=/usr/include --libdir=/usr/lib
> --libexecdir=/usr/libexec --localstatedir=/var --sharedstatedir=/usr/com
> --mandir=/usr/share/man --infodir=/usr/share/info --enable-mp3lame
> --enable-vorbis --enable-faadbin --disable-faac --enable-xvid
> --enable-a52bin --disable-dts --enable-pp --enable-shared-pp --enable-shared
> --disable-amr_nb --disable-amr_nb-fixed --disable-amr_wb --disable-sunmlib
> --enable-pthreads --enable-dc1394 --enable-gpl --disable-strip
> --extra-cflags=-O2 -g -pipe -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -m32
> -march=i386 -mtune=pentium4 -fasynchronous-unwind-tables make 
>   built on May 17 2005 08:28:35, gcc: 3.4.3 20050227 (Red Hat 3.4.3-22.fc3)
> ffmpeg: unrecognized option '--help'
> 
> [root at htpc ~]# yuvdenoise -h
>    INFO: [yuvdenoise]  Usage of the denoiser (very brief this time... :)
>    INFO: [yuvdenoise]  will be fixed ASAP...
>    INFO: [yuvdenoise]  -Y [n]   spatial Y-filter-threshold
>    INFO: [yuvdenoise]  -U [n]   spatial U-filter-threshold
>    INFO: [yuvdenoise]  -V [n]   spatial V-filter-threshold
>    INFO: [yuvdenoise]  -y [n]   temporal Y-filter-threshold
>    INFO: [yuvdenoise]  -u [n]   temporal U-filter-threshold
>    INFO: [yuvdenoise]  -v [n]   temporal V-filter-threshold
> 
> 
> 
> 
> -----Original Message-----
> From: mythtv-users-bounces at mythtv.org
> [mailto:mythtv-users-bounces at mythtv.org] On Behalf Of Chris Petersen
> Sent: Monday, June 13, 2005 1:49 AM
> To: Robin Smith; Discussion about mythtv
> Subject: Re: [mythtv-users] Nuvexport problem
> 
> Robin Smith wrote:
> 
>>Nuvexport stopped working for me this week. It worked fine last week.
>>I have installed the latest mythtv from ATRPMs this weekend, other
>>than that, no other changes...
>>
>>So, I downloaded the latest nuvexort and it doesn't work either.
>>Here's what i get from the second cli command through debug:
>>ffmpeg version 0.4.9-pre1, build 4754, Copyright (c) 2000-2004 Fabrice
> 
> Bellard
> 
>>  configuration:  --build=i686-redhat-linux-gnu
>>--host=i686-redhat-linux-gnu --target=i386-redhat-linux-gnu
>>--program-prefix= --prefix=/usr --exec-prefix=/usr --bindir=/usr/bin
>>--sbindir=/usr/sbin --sysconfdir=/etc --datadir=/usr/share
>>--includedir=/usr/include --libdir=/usr/lib --libexecdir=/usr/libexec
>>--localstatedir=/var --sharedstatedir=/usr/com --mandir=/usr/share/man
>>--infodir=/usr/share/info --enable-mp3lame --enable-vorbis
>>--enable-faadbin --disable-faac --enable-xvid --enable-a52bin
>>--disable-dts --enable-pp --enable-shared-pp --enable-shared
>>--disable-amr_nb --disable-amr_nb-fixed --disable-amr_wb
>>--disable-sunmlib --enable-pthreads --enable-dc1394 --enable-gpl
>>--disable-strip --extra-cflags=-O2 -g -pipe -Wp,-D_FORTIFY_SOURCE=2
>>-fexceptions -m32 -march=i386 -fasynchronous-unwind-tables make
>>  built on May 17 2005 08:32:45, gcc: 3.3.3 20040412 (Red Hat Linux
> 
> 3.3.3-7)
> 
>>Input #0, s16le, from '/tmp/fifodir_2004/audout':
>>  Duration: N/A, bitrate: N/A
>>  Stream #0.0: Audio: pcm_s16le, 48000 Hz, stereo, 1536 kb/s
>>pipe:: Error while opening file
>>
>>The command that generates this is:
>>/bin/nice -n19 ffmpeg -f rawvideo -s 720x480 -r 29.9700298309326 -i
>>/tmp/fifodir_2004/vidout -f yuv4mpegpipe - 2> /dev/null | /bin/nice
>>-n19 yuvdenoise -r 16 -b 14,10,-14,-10 2> /dev/null | /bin/nice -n19
>>ffmpeg -hq -y -f s16le -ar 48000 -ac 2 -i /tmp/fifodir_2004/audout -f
>>yuv4mpegpipe -s 720x480 -aspect 1.333 -r 29.9700298309326 -i - -aspect
>>1.3333 -r 29.97 -deinterlace -croptop 10 -cropbottom 10 -cropleft 14
>>-cropright 14 -s 480x480  -b 2500 -vcodec mpeg2video -qmin 5 -ab 192
>>-ar 44100 -acodec mp2 -f svcd "./Family Guy - The Cleveland- Loretta
>>Quagmire.mpg" 2>&1
>>
>>The /tmp/fifodir folder is created, as are two 0k files audout and vidout
>>
>>Any ideas?
> 
> 
> Like everyone else who has this error...  "pipe:: Error while opening 
> file" means that one of the piped commands in that string didn't happen. 
>   Figure out which one it is, install it, and your problem should be 
> fixed.  do you have yuvdenoise installed?
> 
> -Chris
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> 
> 
> 
> 
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