[FFmpeg-user] How to make AVI files from LG RH7500 recordingwhich will play on it?

Mark Vos mccmvos at xs4all.nl
Wed Dec 21 20:27:22 CET 2011


----- Original Message ----- 
From: "dE ." <de.techno at gmail.com>
To: "FFmpeg user questions and RTFMs" <ffmpeg-user at ffmpeg.org>
Sent: Wednesday, December 21, 2011 12:25 PM
Subject: Re: [FFmpeg-user] How to make AVI files from LG RH7500 
recordingwhich will play on it?


> On 12/21/11 18:45, Mark Vos wrote:
>> ----- Original Message ----- From: "Carl Eugen Hoyos" <cehoyos at ag.or.at>
>> To: <ffmpeg-user at ffmpeg.org>
>> Sent: Tuesday, December 20, 2011 10:48 PM
>> Subject: Re: [FFmpeg-user] How to make AVI files from LG RH7500 
>> recordingwhich will play on it?
>>
>>
>>> Mark Vos <mccmvos <at> xs4all.nl> writes:
>>>
>>>> ffmpeg -i VTS_01_1.VOB -f avi -vcodec mpeg4 -vtag DIVX -b 1800K -flags
>>>> +ilme+ildct -s 640x572 -acodec libmp3lame -ab 128K test6.avi
>>>
>>> Does it work without -flags +ilme+ildct?
>>> Did you try lower bitrates?
>>>
>>
>>
>>
>> Yes, I took care to stay under 720x576 as stated in my user manual notes, 
>> posted in my initial message.
>> But I'm at a total loss about all the other ffmpeg parameters. Though 
>> they are mentioned in the help, they are not really explained what they 
>> are used for and when to use or not to use them.
>> Isn't there some example command line ensuring maxumum hardware 
>> compatibility?
>>
>> One other hint, I remember getting an avi file called "delete.avi" made 
>> by ffmpeg. No idea where it came from, I hadn't used that name. For 
>> testing I had it also copied to DVD. When I tried playing it, it 
>> worked... and even kept playing, but it was without sound. I think I 
>> still have it on the other PC.
>>
>>
>>
>> regards,
>>
>> |\  /|
>> | \/ |@rk
>> \../
>>  \/os
>>
>> _______________________________________________
>> ffmpeg-user mailing list
>> ffmpeg-user at ffmpeg.org
>> http://ffmpeg.org/mailman/listinfo/ffmpeg-user
> Considering your device plays mpeg4 compatible streams with divx vtag (I 
> think xvid will too work) -
>
> ffmpeg -i $FILE -threads <no. of processing cores your OS sees + 1> -bf 
> 2 -flags qprd -flags mv0 -flags skiprd -vcodec mpeg4 -aq 2 -acodec 
> libmp3lame $out_file.avi
> _______________________________________________





Afraid I got the following errors:

D:\temp3\ffmpeg\bin>ffmpeg -i VTS_01_1.VOB -threads 2 -bf 2 -flags 
qprd -flags m
v0 -flags skiprd -vcodec mpeg4 -aq 2 -acodec libmp3lame nogeen.avi
ffmpeg version N-35709-g7d531e8, Copyright (c) 2000-2011 the FFmpeg 
developers
  built on Dec 12 2011 13:50:00 with gcc 4.6.2
  configuration: --enable-gpl --enable-version3 --disable-w32threads --enable-ru
ntime-cpudetect --enable-avisynth --enable-bzlib --enable-frei0r --enable-libope
ncore-amrnb --enable-libopencore-amrwb --enable-libfreetype --enable-libgsm  
--en
able-libmp3lame --enable-libopenjpeg --enable-librtmp --enable-libschroedinger 
 -
-enable-libspeex --enable-libtheora --enable-libvo-aacenc --enable-libvo-amrwben
c --enable-libvorbis --enable-libvpx --enable-libx264 --enable-libxavs --enable-
libxvid --enable-zlib
  libavutil    51. 32. 0 / 51. 32. 0
  libavcodec   53. 43. 0 / 53. 43. 0
  libavformat  53. 24. 0 / 53. 24. 0
  libavdevice  53.  4. 0 / 53.  4. 0
  libavfilter   2. 53. 0 /  2. 53. 0
  libswscale    2.  1. 0 /  2.  1. 0
  libpostproc  51.  2. 0 / 51.  2. 0
[mpeg @ 020D9620] max_analyze_duration 5000000 reached at 5000000
Input #0, mpeg, from 'VTS_01_1.VOB':
  Duration: 00:05:00.44, start: 0.218044, bitrate: 4245 kb/s
    Stream #0:0[0x80]: Audio: ac3, 48000 Hz, stereo, s16, 256 kb/s
    Stream #0:1[0x1e0]: Video: mpeg2video (Main), yuv420p, 720x576 [SAR 
16:15 DA
R 4:3], 8000 kb/s, 25 fps, 25 tbr, 90k tbn, 50 tbc
[buffer @ 02322E60] w:720 h:576 pixfmt:yuv420p tb:1/1000000 sar:16/15 
sws_param:

[NULL @ 02423020] [Eval @ 0022DB18] Undefined constant or missing '(' in 
'qprdmv
0skiprd'
[NULL @ 02423020] Unable to parse option value "qprdmv0skiprd"
[NULL @ 02423020] Error setting option flags to value qprdmv0skiprd.
Output #0, avi, to 'nogeen.avi':
    Stream #0:0: Video: none, yuv420p, 720x576 [SAR 16:15 DAR 4:3], q=2-31, 
200
kb/s, 90k tbn, 25 tbc
    Stream #0:1: Audio: none, 48000 Hz, stereo, s16, 128 kb/s
Stream mapping:
  Stream #0:1 -> #0:0 (mpeg2video -> mpeg4)
  Stream #0:0 -> #0:1 (ac3 -> libmp3lame)
Error while opening encoder for output stream #0:0 - maybe incorrect 
parameters
such as bit_rate, rate, width or height






regards,

|\  /|
| \/ |@rk
 \../
  \/os



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