[CentOS] suggestions for simple audio editor

2013-02-28 Thread Carl T. Miller
I want to grab some sound bites out of several mp4 files, so I
extracted the audio portion into wav files to make editing easier.

After trying several Google searches, it looks like audacity is
the audio editor of choice, but I'm finding it very difficult to
work with.  Notably I am not able to make a selection with finer
granularity than a full second.

Are there any simple audio file editors that you can recommend?
I'd like to find something more intuitive than audacity, but am
not having much luck with my searches using yum and google.

c
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Re: [CentOS] suggestions for simple audio editor

2013-02-28 Thread Nux!
On 28.02.2013 12:32, Carl T. Miller wrote:
> I want to grab some sound bites out of several mp4 files, so I
> extracted the audio portion into wav files to make editing easier.
> 
> After trying several Google searches, it looks like audacity is
> the audio editor of choice, but I'm finding it very difficult to
> work with.  Notably I am not able to make a selection with finer
> granularity than a full second.
> 
> Are there any simple audio file editors that you can recommend?
> I'd like to find something more intuitive than audacity, but am
> not having much luck with my searches using yum and google.

If you're only interested into cutting out part of the audio, ffmpeg 
can extract certain intervals and I think it has a finer granularity.

HTH

-- 
Sent from the Delta quadrant using Borg technology!

Nux!
www.nux.ro
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Re: [CentOS] suggestions for simple audio editor

2013-02-28 Thread Fred Smith
On Thu, Feb 28, 2013 at 01:21:50PM +, Nux! wrote:
> On 28.02.2013 12:32, Carl T. Miller wrote:
> > I want to grab some sound bites out of several mp4 files, so I
> > extracted the audio portion into wav files to make editing easier.
> > 
> > After trying several Google searches, it looks like audacity is
> > the audio editor of choice, but I'm finding it very difficult to
> > work with.  Notably I am not able to make a selection with finer
> > granularity than a full second.

I don't understand,... I can select very fine-grained selections in 
Audacity. You probably need to zoom in on the track so you can position
the cursor properly, but once you've done so, you can select very
precisely.

> > Are there any simple audio file editors that you can recommend?
> > I'd like to find something more intuitive than audacity, but am
> > not having much luck with my searches using yum and google.
> 
> If you're only interested into cutting out part of the audio, ffmpeg 
> can extract certain intervals and I think it has a finer granularity.
> 
> HTH

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---
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Re: [CentOS] suggestions for simple audio editor

2013-02-28 Thread Carl T. Miller
On 02/28/2013 09:38 AM, Fred Smith wrote:
> On Thu, Feb 28, 2013 at 01:21:50PM +, Nux! wrote:
>> On 28.02.2013 12:32, Carl T. Miller wrote:
>> After trying several Google searches, it looks like audacity is
>> the audio editor of choice, but I'm finding it very difficult to
>> work with.  Notably I am not able to make a selection with finer
>> granularity than a full second.
> I don't understand,... I can select very fine-grained selections in
> Audacity. You probably need to zoom in on the track so you can position
> the cursor properly, but once you've done so, you can select very
> precisely.

Yes, that's what I expected.  But even after zooming in with
the zoom tool to where I see hundreths of a second, I still
cannot select less than a full second at a time.

>>> Are there any simple audio file editors that you can recommend?
>>> I'd like to find something more intuitive than audacity, but am
>>> not having much luck with my searches using yum and google.
>> If you're only interested into cutting out part of the audio, ffmpeg
>> can extract certain intervals and I think it has a finer granularity.
Nux, I was hoping to find a gui to do it all.  For now I'll try
using audacity to find the start/finish times and then ffmpeg
to extract.
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Re: [CentOS] suggestions for simple audio editor

2013-02-28 Thread Fred Smith
On Thu, Feb 28, 2013 at 10:24:12AM -0500, Carl T. Miller wrote:
> On 02/28/2013 09:38 AM, Fred Smith wrote:
> > On Thu, Feb 28, 2013 at 01:21:50PM +, Nux! wrote:
> >> On 28.02.2013 12:32, Carl T. Miller wrote:
> >> After trying several Google searches, it looks like audacity is
> >> the audio editor of choice, but I'm finding it very difficult to
> >> work with.  Notably I am not able to make a selection with finer
> >> granularity than a full second.
> > I don't understand,... I can select very fine-grained selections in
> > Audacity. You probably need to zoom in on the track so you can position
> > the cursor properly, but once you've done so, you can select very
> > precisely.
> 
> Yes, that's what I expected.  But even after zooming in with
> the zoom tool to where I see hundreths of a second, I still
> cannot select less than a full second at a time.

What I think you're saying is: if you place the cursor at a location
that is, e.g., 1.43 seconds into the clip, right-click then drag (in
either direction) until you've selected the part you want to cut, that
Audacity moves the endpoints of you selection from where you put them
to a whole-second point?

because that's exactly what I've done manay times and it highlights
the part over which I've dragged the cursor, and I can cut it by
simply hitting the DEL key.

Or are you trying to do it in some different way?

I've placed a screenshot in my web space at:

http://users.rcn.com/fredricksmith/Screenshot-korngold_01.png

of an Audacity session with a selected region that neither begins nor
ends on a 1-second bounary. With that selected, I could hit the DEL key
and poof! it goes away.

Note that at the bottom of the window it displays the begin and end
points of the selection, so you can see what has been selected.

This is Audacity 1.3.12 Beta from the epel repository. Is that the
one you're using?

Fred

-- 
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keeping watch on the wicked and the good.
- Proverbs 15:3 (niv) -
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Re: [CentOS] suggestions for simple audio editor

2013-02-28 Thread Rob Kampen


On 03/01/2013 07:24 AM, Fred Smith wrote:

On Thu, Feb 28, 2013 at 10:24:12AM -0500, Carl T. Miller wrote:

On 02/28/2013 09:38 AM, Fred Smith wrote:

On Thu, Feb 28, 2013 at 01:21:50PM +, Nux! wrote:

On 28.02.2013 12:32, Carl T. Miller wrote:
After trying several Google searches, it looks like audacity is
the audio editor of choice, but I'm finding it very difficult to
work with.  Notably I am not able to make a selection with finer
granularity than a full second.

I don't understand,... I can select very fine-grained selections in
Audacity. You probably need to zoom in on the track so you can position
the cursor properly, but once you've done so, you can select very
precisely.

Yes, that's what I expected.  But even after zooming in with
the zoom tool to where I see hundreths of a second, I still
cannot select less than a full second at a time.

What I think you're saying is: if you place the cursor at a location
that is, e.g., 1.43 seconds into the clip, right-click then drag (in
either direction) until you've selected the part you want to cut, that
Audacity moves the endpoints of you selection from where you put them
to a whole-second point?

because that's exactly what I've done manay times and it highlights
the part over which I've dragged the cursor, and I can cut it by
simply hitting the DEL key.

Or are you trying to do it in some different way?
I just wonder if this is an artifact from having started with an mp3 
rather than a proper wave file?

Just a thought.
i.e. mp3 looses information compared to the 44KHz sample of most wav 
files, thus when it creates the reconstituted wav file it is not 
anywhere near the same, and thus probably interpolates much of the wav file.

I've placed a screenshot in my web space at:

http://users.rcn.com/fredricksmith/Screenshot-korngold_01.png

of an Audacity session with a selected region that neither begins nor
ends on a 1-second bounary. With that selected, I could hit the DEL key
and poof! it goes away.

Note that at the bottom of the window it displays the begin and end
points of the selection, so you can see what has been selected.

This is Audacity 1.3.12 Beta from the epel repository. Is that the
one you're using?

Fred



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Re: [CentOS] suggestions for simple audio editor

2013-03-03 Thread Carl T. Miller
On 02/28/2013 08:15 PM, Rob Kampen wrote:
> On 03/01/2013 07:24 AM, Fred Smith wrote:
>> What I think you're saying is: if you place the cursor at a location
>> that is, e.g., 1.43 seconds into the clip, right-click then drag (in
>> either direction) until you've selected the part you want to cut, that
>> Audacity moves the endpoints of you selection from where you put them
>> to a whole-second point?
 >
> I just wonder if this is an artifact from having started with an mp3
> rather than a proper wave file?

I finally figured out what the problem was.  I started audacity at the
shell prompt with the name of my wav file as a parameter.  After doing
more searching, I found that audacity will not allow edits to an
original file.  So I started audacity without any parameters, opened
the wav file, and saved it as a project.  I was then able to edit it.

I just wish that audacity warned me that I was in readonly mode.
Otherwise everything else about it was pretty intuitive.  Thanks for
all of the suggestions!

c

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