Hello there,
I am trying to decode an AAC-LATM file (the one that is attached) that
is being transmitted inside a Transport Stream (Digital Television
ISDB-T)
The source that is transmitting was sending some months ago a 2
channels audio, and everything was OK.
But then they changed to a 5.1 channe
Nicolás Dato writes:
> Then, I tested it by upgrading to FFMPEG 1.0, everything
> looks the same as with 0.10.5 untill the error "channel element
> 0.2.." appears, after this happens the data is different, the
> channel 1, 2, 4, 5 and 6 are always in 0 (silence), and the
> channel 3 has the inf
>
> Does this mean with a longer sample the beginning
> plays (correctly?) 5.1, after a problem it starts
> to be channel-3-only?
>
> Carl Eugen
>
With a longer sample the result is the same as with the attachment, it only
takes less than 1 second to start decoding only the 3rd channel. I don't
kn
Nicolás Dato writes:
> I opened the output with audacity, at the very beginning
> there is audio in all the channels, after the ffmpeg throws
> that error, all the channels are in silence but one
I understand.
Please provide a longer sample (a few seconds 5.1 if possible
and at least addition
> I understand.
> Please provide a longer sample (a few seconds 5.1 if possible
> and at least additional 10 seconds).
>
I tried to attach a bigger file but the list doesn't allow more than
40k, so here is a 400k (17 seconds) file:
http://www.mediafire.com/?32xm5y6vo25hg2b
The first 11 frames are
Nicolás Dato writes:
> here is a 400k (17 seconds) file:
> http://www.mediafire.com/?32xm5y6vo25hg2b
Thank you for the longer sample, this makes
testing simpler imo.
This is another sample for a regression in the
aac decoder, described in ticket #1694,
I attached your sample there.
I had or
Thank you for your help :)
I'll follow the bug
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I was re reading the emails
2013/1/10 Carl Eugen Hoyos :
> Note that 0.10 is not working correctly because
> the channel is wrong, this was fixed at some
> point between 0.10 and 0.11.
Does it mean the .aac is wrong? is the source transmitting a
corrupted/wrong aac-latm audio?
Which channel is wr
Nicolás Dato writes:
> 2013/1/10 Carl Eugen Hoyos :
> > Note that 0.10 is not working correctly because
> > the channel is wrong, this was fixed at some
> > point between 0.10 and 0.11.
>
> Does it mean the .aac is wrong?
No, it means there was a bug in 0.10 (the 5.1 aac
decoder produced outpu
Nicolás Dato writes:
> Then, I tested it by upgrading to FFMPEG 1.0, everything looks the
> same as with 0.10.5 untill the error "channel element
> 0.2.." appears, after this happens the data is different, the
> channel 1, 2, 4, 5 and 6 are always in 0 (silence), and the channel 3
> has the infor
2013/2/22 Carl Eugen Hoyos :
> Nicolás Dato writes:
>
>> Then, I tested it by upgrading to FFMPEG 1.0, everything looks the
>> same as with 0.10.5 untill the error "channel element
>> 0.2.." appears, after this happens the data is different, the
>> channel 1, 2, 4, 5 and 6 are always in 0 (silence
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