RE: how to convert several .flv files to a real media file?

2008-10-25 Thread paul
info mplayer is your friend... 

 -Original Message-
 From: Serena Cantor [mailto:[EMAIL PROTECTED]
 Sent: Thursday, October 23, 2008 9:06 PM
 To: debian-user@lists.debian.org
 Subject: how to convert several .flv files to a real media file?
 
 I have etch and installed mplayer and mencoder from debian-multimedia. I
 can play .flv file and real media file.
 I have download a video clip from a video site like youtube. The clip has
 several .flv files. I want to convert them to a single real media file.
 Which command shall I use? Thanks!
 
 (Mplayer's document is too long, I don't have time to read it)
 
 
 
 
 
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Re: how to convert several .flv files to a real media file?

2008-10-25 Thread Manon Metten
Hi Serena,

On Sat, Oct 25, 2008 at 5:48 AM, Serena Cantor [EMAIL PROTECTED] wrote:

 Besides, mencoder can encode .flv. See its usage page:

 http://www.mplayerhq.hu/DOCS/HTML/en/menc-feat-selecting-codec.html

 At the end of the web page above, it has an example how to convert a avi file 
 to a .flv flash file.


Thanks! You're right. I remember reading somewhere that mencoder
couldn't join .flv files, but apparently that was outdated or
incorrect info. But as I was happy with output in .avi I didn't bother
to look any further.

Now I downloaded two small cartoons from YouTube and managed to join
the two .flv files with the following command:

mencoder in1.flv in2.flv -o out.flv -of lavf -oac mp3lame -lameopts
abr:br=56 -srate 22050 -ovc lavc -lavcopts
vcodec=flv:vbitrate=500:mbd=2:mv0:trell:v4mv:cbp:last_pred=3 -lavfopts
i_certify_that_my_video_stream_does_not_use_b_frames

However, it took mencoder a considerable amount of time and the output
file was more than triple size of the two input files.

Using: mencoder -oac copy  -ovc copy  -idx  -o out.avi  in1.flv
in2.flv goes way much faster and results in an output file slightly
larger than double size of the two input files.

Maybe fine tuning the opts results in smaller file size (and quality
loss??) for .flv, but please don't ask me :-)

Comparing the output, .avi equals .flv and for both I find no real
quality loss compared with the original files. So I'll stick with .avi
for now, but it might come in handy some day if I really need .flv
output.

Greetings, Manon.


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Re: how to convert several .flv files to a real media file?

2008-10-24 Thread Serena Cantor
I install avidemux, it doesn't work.
It seems to me that avidemux supports only avi and mpeg format.


--- On Thu, 10/23/08, Ron Johnson [EMAIL PROTECTED] wrote:

 From: Ron Johnson [EMAIL PROTECTED]
 Subject: Re: how to convert several .flv files to a real media file?
 To: debian-user@lists.debian.org
 Date: Thursday, October 23, 2008, 10:24 PM
 Woman's prerogative?  :)
 
 Google says that avidemux File-append
 works.
 
 On 10/23/08 21:17, Serena Cantor wrote:
  Now I change mind, real media format does not save
 disk space, compared with .flv. 
  So my question change to : how to combine several .flv
 files to a single .flv file?
  
  Thank Ron Johnson anyway!
  
  
  --- On Thu, 10/23/08, Ron Johnson
 [EMAIL PROTECTED] wrote:
  
  From: Ron Johnson [EMAIL PROTECTED]
  Subject: Re: how to convert several .flv files to
 a real media file?
  To: debian-user@lists.debian.org
  Date: Thursday, October 23, 2008, 10:11 PM
  On 10/23/08 20:05, Serena Cantor wrote:
  I have etch and installed mplayer and mencoder
 from
  debian-multimedia. I can play .flv file and real
 media file.
  I have download a video clip from a video site
 like
  youtube. The clip has several .flv files. I want
 to convert
  them to a single real media file. Which command
 shall I use?
  Thanks!
  (Mplayer's document is too long, I
 don't have
  time to read it)
 
  Googling for ffmpeg convert flv to rm
 returns
  some seemingly 
  helpful links.
 
  -- 
  Ron Johnson, Jr.
  Jefferson LA  USA
 
  Help a man when he is in trouble and he will
 remember you
  when
  he is in trouble again.
 
 -- 
 Ron Johnson, Jr.
 Jefferson LA  USA
 
 Help a man when he is in trouble and he will remember you
 when
 he is in trouble again.
 
 
 -- 
 To UNSUBSCRIBE, email to
 [EMAIL PROTECTED] 
 with a subject of unsubscribe. Trouble? Contact
 [EMAIL PROTECTED]


  


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Re: how to convert several .flv files to a real media file?

2008-10-24 Thread Ron Johnson


Maybe the Debian version is crippled by the need to be DFSG-pure?

On 10/24/08 01:53, Serena Cantor wrote:

I install avidemux, it doesn't work.
It seems to me that avidemux supports only avi and mpeg format.


--- On Thu, 10/23/08, Ron Johnson [EMAIL PROTECTED] wrote:


From: Ron Johnson [EMAIL PROTECTED]
Subject: Re: how to convert several .flv files to a real media file?
To: debian-user@lists.debian.org
Date: Thursday, October 23, 2008, 10:24 PM
Woman's prerogative?  :)

Google says that avidemux File-append
works.

On 10/23/08 21:17, Serena Cantor wrote:

Now I change mind, real media format does not save
disk space, compared with .flv. 

So my question change to : how to combine several .flv

files to a single .flv file?

Thank Ron Johnson anyway!


--- On Thu, 10/23/08, Ron Johnson

[EMAIL PROTECTED] wrote:

From: Ron Johnson [EMAIL PROTECTED]
Subject: Re: how to convert several .flv files to

a real media file?

To: debian-user@lists.debian.org
Date: Thursday, October 23, 2008, 10:11 PM
On 10/23/08 20:05, Serena Cantor wrote:

I have etch and installed mplayer and mencoder

from

debian-multimedia. I can play .flv file and real

media file.

I have download a video clip from a video site

like

youtube. The clip has several .flv files. I want

to convert

them to a single real media file. Which command

shall I use?

Thanks!

(Mplayer's document is too long, I

don't have

time to read it)

Googling for ffmpeg convert flv to rm

returns
some seemingly 
helpful links.



--
Ron Johnson, Jr.
Jefferson LA  USA

Help a man when he is in trouble and he will remember you when
he is in trouble again.


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Re: how to convert several .flv files to a real media file?

2008-10-24 Thread Manon Metten
Hi Serena,

On Fri, Oct 24, 2008 at 3:05 AM, Serena Cantor [EMAIL PROTECTED] wrote:

 I have etch and installed mplayer and mencoder from debian-multimedia. I can 
 play .flv file and real media file.
 I have download a video clip from a video site like youtube. The clip has 
 several .flv files. I want to convert them to a single real media file. Which 
 command shall I use? Thanks!


I had the same problem a while ago.
After some googling I ended up with the following solution:


$: mencoder -oac copy  -ovc copy  -idx  -o out.avi  in1.flv  in2.flv
in3.flv  etc...

I used it to join some 12 .flv files into one single .avi file of
approx. the same size as all twelve added up. As I understood it well,
mencoder cannot output .flv format (but a lot of other formats
indeed).


For me there was no reason to convert the out.avi to out.flv, using
ffmpeg, as it only results in poorer quality. Besides that, I found
ffmpeg deleting some frames while converting.  So I stuck with the
.avi file. I use ffplay on the command line to watch the .avi video
(ffplay is part of the ffmpeg package):

$: ffplay -x 640 -y 480 out.avi


If you ensist on having a .flv file, you can use ffmpeg like this:

$: ffmpeg -i out.avi -sameq out.flv


Greetings, Manon.


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Re: how to convert several .flv files to a real media file?

2008-10-24 Thread Serena Cantor
Thanks a lot!

I use the command you offer. There are many issues to be solved. I use mplayer 
to play it. I have not installed ffmpeg. Mplayer can't forward seek when 
playing it. vlc play only video, not sound. 

Besides, mencoder can encode .flv. See its usage page:

http://www.mplayerhq.hu/DOCS/HTML/en/menc-feat-selecting-codec.html

At the end of the web page above, it has an example how to convert a avi file 
to a .flv flash file.


--- On Fri, 10/24/08, Manon Metten [EMAIL PROTECTED] wrote:

 From: Manon Metten [EMAIL PROTECTED]
 Subject: Re: how to convert several .flv files to a real media file?
 To: [EMAIL PROTECTED]
 Cc: debian-user@lists.debian.org
 Date: Friday, October 24, 2008, 9:38 PM
 Hi Serena,
 
 On Fri, Oct 24, 2008 at 3:05 AM, Serena Cantor
 [EMAIL PROTECTED] wrote:
 
  I have etch and installed mplayer and mencoder from
 debian-multimedia. I can play .flv file and real media file.
  I have download a video clip from a video site like
 youtube. The clip has several .flv files. I want to convert
 them to a single real media file. Which command shall I use?
 Thanks!
 
 
 I had the same problem a while ago.
 After some googling I ended up with the following solution:
 
 
 $: mencoder -oac copy  -ovc copy  -idx  -o out.avi  in1.flv
  in2.flv
 in3.flv  etc...
 
 I used it to join some 12 .flv files into one single .avi
 file of
 approx. the same size as all twelve added up. As I
 understood it well,
 mencoder cannot output .flv format (but a lot of other
 formats
 indeed).
 
 
 For me there was no reason to convert the out.avi to
 out.flv, using
 ffmpeg, as it only results in poorer quality. Besides that,
 I found
 ffmpeg deleting some frames while converting.  So I stuck
 with the
 .avi file. I use ffplay on the command line to watch the
 .avi video
 (ffplay is part of the ffmpeg package):
 
 $: ffplay -x 640 -y 480 out.avi
 
 
 If you ensist on having a .flv file, you can use ffmpeg
 like this:
 
 $: ffmpeg -i out.avi -sameq out.flv
 
 
 Greetings, Manon.


  


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how to convert several .flv files to a real media file?

2008-10-23 Thread Serena Cantor
I have etch and installed mplayer and mencoder from debian-multimedia. I can 
play .flv file and real media file.
I have download a video clip from a video site like youtube. The clip has 
several .flv files. I want to convert them to a single real media file. Which 
command shall I use? Thanks!

(Mplayer's document is too long, I don't have time to read it)


  


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Re: how to convert several .flv files to a real media file?

2008-10-23 Thread Ron Johnson

On 10/23/08 20:05, Serena Cantor wrote:

I have etch and installed mplayer and mencoder from debian-multimedia. I can 
play .flv file and real media file.
I have download a video clip from a video site like youtube. The clip has 
several .flv files. I want to convert them to a single real media file. Which 
command shall I use? Thanks!

(Mplayer's document is too long, I don't have time to read it)


Googling for ffmpeg convert flv to rm returns some seemingly 
helpful links.


--
Ron Johnson, Jr.
Jefferson LA  USA

Help a man when he is in trouble and he will remember you when
he is in trouble again.


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To UNSUBSCRIBE, email to [EMAIL PROTECTED] 
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Re: how to convert several .flv files to a real media file?

2008-10-23 Thread Serena Cantor
Now I change mind, real media format does not save disk space, compared with 
.flv. 
So my question change to : how to combine several .flv files to a single .flv 
file?

Thank Ron Johnson anyway!


--- On Thu, 10/23/08, Ron Johnson [EMAIL PROTECTED] wrote:

 From: Ron Johnson [EMAIL PROTECTED]
 Subject: Re: how to convert several .flv files to a real media file?
 To: debian-user@lists.debian.org
 Date: Thursday, October 23, 2008, 10:11 PM
 On 10/23/08 20:05, Serena Cantor wrote:
  I have etch and installed mplayer and mencoder from
 debian-multimedia. I can play .flv file and real media file.
  I have download a video clip from a video site like
 youtube. The clip has several .flv files. I want to convert
 them to a single real media file. Which command shall I use?
 Thanks!
  
  (Mplayer's document is too long, I don't have
 time to read it)
 
 Googling for ffmpeg convert flv to rm returns
 some seemingly 
 helpful links.
 
 -- 
 Ron Johnson, Jr.
 Jefferson LA  USA
 
 Help a man when he is in trouble and he will remember you
 when
 he is in trouble again.
 
 
 -- 
 To UNSUBSCRIBE, email to
 [EMAIL PROTECTED] 
 with a subject of unsubscribe. Trouble? Contact
 [EMAIL PROTECTED]


  


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Re: how to convert several .flv files to a real media file?

2008-10-23 Thread Ron Johnson


Woman's prerogative?  :)

Google says that avidemux File-append works.

On 10/23/08 21:17, Serena Cantor wrote:
Now I change mind, real media format does not save disk space, compared with .flv. 
So my question change to : how to combine several .flv files to a single .flv file?


Thank Ron Johnson anyway!


--- On Thu, 10/23/08, Ron Johnson [EMAIL PROTECTED] wrote:


From: Ron Johnson [EMAIL PROTECTED]
Subject: Re: how to convert several .flv files to a real media file?
To: debian-user@lists.debian.org
Date: Thursday, October 23, 2008, 10:11 PM
On 10/23/08 20:05, Serena Cantor wrote:

I have etch and installed mplayer and mencoder from

debian-multimedia. I can play .flv file and real media file.

I have download a video clip from a video site like

youtube. The clip has several .flv files. I want to convert
them to a single real media file. Which command shall I use?
Thanks!

(Mplayer's document is too long, I don't have

time to read it)

Googling for ffmpeg convert flv to rm returns
some seemingly 
helpful links.


--
Ron Johnson, Jr.
Jefferson LA  USA

Help a man when he is in trouble and he will remember you
when
he is in trouble again.


--
Ron Johnson, Jr.
Jefferson LA  USA

Help a man when he is in trouble and he will remember you when
he is in trouble again.


--
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