On Fri, July 16, 2010 04:49, John wrote:
>
>
> --- On Tue, 7/13/10, John <[email protected]> wrote:
>
>> From: John <[email protected]>
>> Subject: Re: [Lives-users] 720P and mpeg4
>> To: "LiVES users list" <[email protected]>
>> Date: Tuesday, July 13, 2010, 7:59 PM
>>
>>
>> --- On Mon, 7/12/10, [email protected]
>> <[email protected]>
>> wrote:
>>
>> > From: [email protected]
>> <[email protected]>
>> > Subject: Re: [Lives-users] 720P and mpeg4
>> > To: "LiVES users list" <[email protected]>
>> > Date: Monday, July 12, 2010, 3:03 PM
>> > On Mon, July 12, 2010 21:14, John
>> > wrote:
>> > >
>> > >
>> > > --- On Mon, 7/12/10, [email protected]
>> > <[email protected]>
>> > wrote:
>> > >
>> > >> From: [email protected]
>> > <[email protected]>
>> > >> Subject: Re: [Lives-users] 720P and mpeg4
>> > >> To: "LiVES users list" <[email protected]>
>> > >> Date: Monday, July 12, 2010, 1:54 AM
>> > >> On Mon, July 12, 2010 03:00, John
>> > >> wrote:
>> > >> >
>> > >>
>> > >> >> OK, I managed to get this working
>> now on
>> > my own
>> > >> machine !
>> > >> >>
>> > >> >> The latest update should work for
>> all
>> > video.
>> > >> >>
>> > >> >>
>> > >> >>
>> > >> >> > Also, I know you said there's a
>> bug
>> > in audio.
>> > >> Is there
>> > >> >> a way to merge the
>> > >> >> > clip and the audio together
>> say
>> > after the
>> > >> fact.
>> > >> >> >
>> > >> >> >
>> > >> >>
>> > >> >> I'm looking into this now. There may
>> be a
>> > way
>> > >> using
>> > >> >> mencoder and mp4box.
>> > >> >>
>> > >> >>
>> > >> >> Gabriel.
>> > >> >>
>> > >> >
>> > >> > I'm still having the same issue. Did you
>> make
>> > the
>> > >> changes to lives svn.
>> > >> > The latest rev 644 looks like the .y4m
>> change
>> > only.
>> > >> >
>> > >>
>> > >> Yes you are right. My bad.
>> > >>
>> > >> I managed to get audio working - you will
>> need
>> > ffmpeg
>> > >> encoded with aac
>> > >> support, and MP4Box from the gpac package:
>> > >>
>> > >> http://gpac.sourceforge.net
>> > >>
>> > >>
>> > >> Gabriel.
>> > >>
>> > >>
>> > >
>> > > Here's the latest error.
>> > >
>> > >  99.9%] 1050/1051 frames, 0.14 fps, 23133.72
>> > kb/s, eta 0:00:07
>> > > [100.0%] 1051/1051 frames, 0.14 fps, 23111.76
>> kb/s,
>> > eta 0:00:00
>> > >
>> > > x264 [info]: frame I:46    Avg
>> > QP:15.00  size:181000
>> > > x264 [info]: frame P:321   Avg
>> > QP:18.34  size: 88676
>> > > x264 [info]: frame B:684   Avg
>> > QP:20.06  size: 20270
>> > > x264 [info]: consecutive B-frames:  8.0% 
>> > 1.0%  8.7% 82.4%
>> > > x264 [info]: mb I  I16..4: 13.8% 49.0% 37.2%
>> > > x264 [info]: mb P  I16..4:  3.1% 29.8% 
>> > 9.7%  P16..4: 20.4% 16.5%  3.9%
>> > > 0.6%  0.3%    skip:15.7%
>> > > x264 [info]: mb B  I16..4:  0.3% 
>> > 3.1%  1.3%  B16..8: 13.9%  6.0%  2.2%
>> > > direct: 5.9%  skip:67.3%  L0:45.6% L1:35.1%
>> > BI:19.3%
>> > > x264 [info]: 8x8 transform intra:64.8%
>> inter:44.1%
>> > > x264 [info]: direct mvs  spatial:99.9%
>> > temporal:0.1%
>> > > x264 [info]: coded y,uvDC,uvAC intra: 95.7%
>> 98.9%
>> > 97.0% inter: 23.1% 32.5%
>> > > 24.6%
>> > > x264 [info]: i16 v,h,dc,p:  6% 10% 37% 47%
>> > > x264 [info]: i8 v,h,dc,ddl,ddr,vr,hd,vl,hu: 12%
>> 19%
>> > 14%  6%  8%  8% 10%
>> > > 9% 14%
>> > > x264 [info]: i4 v,h,dc,ddl,ddr,vr,hd,vl,hu: 12%
>> > 17%  8%  7% 10% 10% 11%
>> > > 10% 15%
>> > > x264 [info]: i8c dc,h,v,p: 54% 19% 13% 14%
>> > > x264 [info]: ref P L0: 74.3% 15.9%  5.5% 
>> > 2.1%  1.3%  0.6%  0.2%  0.0%
>> > > x264 [info]: ref B L0: 83.3% 13.0%  2.2% 
>> > 0.8%  0.4%  0.1%  0.0%
>> > > x264 [info]: ref B L1: 99.7%  0.3%
>> > > x264 [info]: kb/s:23111.76
>> > >
>> > > encoded 1051 frames, 0.14 fps, 23111.76 kb/s
>> > > Encoding audio with:
>> > > ffmpeg -i audiodump.wav -ab 192000 temp.aac
>> > 1>&2
>> > > FFmpeg version SVN-r24155, Copyright (c)
>> 2000-2010 the
>> > FFmpeg developers
>> > >   built on Jul  9 2010 20:54:18
>> > with gcc 4.4.3
>> > >   configuration: --enable-gpl
>> > --enable-version3 --enable-nonfree
>> > > --enable-postproc --enable-pthreads
>> --enable-libfaac
>> > --enable-libmp3lame
>> > > --enable-libopencore-amrnb
>> --enable-libopencore-amrwb
>> > --enable-libtheora
>> > > --enable-libx264 --enable-libxvid
>> --enable-x11grab
>> > >   libavutil 
>> >    50.21. 0 / 50.21. 0
>> > >   libavcodec    52.80. 0 /
>> > 52.80. 0
>> > >   libavformat   52.73. 0
>> > / 52.73. 0
>> > >   libavdevice   52. 2. 0
>> > / 52. 2. 0
>> > >   libavfilter    1.22. 0
>> > /  1.22. 0
>> > >   libswscale 
>> >    0.11. 0 /  0.11. 0
>> > >   libpostproc   51. 2. 0
>> > / 51. 2. 0
>> > > [wav @ 0x93ce510] max_analyze_duration reached
>> > > [wav @ 0x93ce510] Estimating duration from
>> bitrate,
>> > this may be inaccurate
>> > > Input #0, wav, from 'audiodump.wav':
>> > >   Duration: 00:00:18.00, bitrate: 1536
>> > kb/s
>> > >     Stream #0.0: Audio: pcm_s16le,
>> > 48000 Hz, 2 channels, s16, 1536 kb/s
>> > > Output #0, adts, to 'temp.aac':
>> > >   Metadata:
>> > >     encoder     
>> >    : Lavf52.73.0
>> > >     Stream #0.0: Audio: libfaac,
>> > 48000 Hz, 2 channels, s16, 192 kb/s
>> > > Stream mapping:
>> > >   Stream #0.0 -> #0.0
>> > > Press [q] to stop encoding
>> > > size=      40kB time=1.96 bitrate=
>> > 166.3kbits/s
>> > > size=      99kB time=4.91 bitrate=
>> > 165.1kbits/s
>> > > size=     155kB time=7.66 bitrate=
>> > 165.3kbits/s
>> > > size=     213kB time=10.52
>> > bitrate= 165.7kbits/s
>> > > size=     269kB time=13.35
>> > bitrate= 165.2kbits/s
>> > > size=     329kB time=16.28
>> > bitrate= 165.6kbits/s
>> > > size=     362kB time=17.94
>> > bitrate= 165.4kbits/s
>> > >
>> > > video:0kB audio:362kB global headers:0kB muxing
>> > overhead 0.000000%
>> > > Muxing with:
>> > > MP4Box -fps 59.94005994 -add output.264 -add
>> temp.aac
>> > > "/home/username/testme_x264.mpg" 1>&2
>> > > Cannot open destination file
>> > /home/username/testme_x264.mpg: Invalid
>> > > IsoMedia File
>> > >
>> >
>> > Strange.
>> >
>> > Can you try encoding with just part of the clip (say
>> the
>> > first 20 frames
>> > or so) ?
>> >
>> > Also try setting the output file extension to .mp4,
>> and
>> > uncheck "Let LiVES
>> > set the file extension".
>> >
>> > What version of MP4Box are you using ? Here I have
>> MP4Box -
>> > GPAC version
>> > 0.4.5 (build 33)
>> >
>> >
>> > Gabriel.
>> >
>> >
>>
>> The conversion works without kicking out an error. I need
>> to try more frames to see if everything else is working.
>>
>>
>>      
>>
> I did 500 frames and after the conversion the frames were doubled. The
> conversion seemed to have went well but the audio ends early and the video
> keeps going. I do get this warning when trying to use mplayer.
>

Yes, I read somewhere that MP4Box has a 2 GB limit per stream, so that may
be a problem. Maybe they will fix that in the next version.

> ***your system is too slow to play this****
>

Well, this is supposed to be blu-ray format, so you would probably do
better with a hardware player.


I you just want h264 format then you should probably use the multi_encoder
with h264/vorbis/matroska.


Cheers,
Gabriel.



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