[FFmpeg-user] Fwd: Trouble decoding ASF file from baby monitor

G A glen_alexndr at hotmail.com
Thu Apr 28 01:39:24 CEST 2016


stop sending me this, goddamn this is 7th fucking time.

> Begin forwarded message:
> 
> From: matt <listy at fastmail.fm>
> Subject: Re: [FFmpeg-user] Trouble decoding ASF file from baby monitor
> Date: April 26, 2016 at 22:11:28 PDT
> To: FFmpeg user questions <ffmpeg-user at ffmpeg.org>
> Reply-To: FFmpeg user questions <ffmpeg-user at ffmpeg.org>
> 
> On 4/26/2016 1:03 PM, Carl Eugen Hoyos wrote:
>> I sent a patch that fixes decoding
> 
> Hi, Carl Eugen.... thank you very much for the patch. The good news is
> that it did indeed fix decoding that sample file, and I was able to
> convert it with the audio intact!
> 
> I have 53 of these ASF files from the same baby monitor.  Before your
> patch, *all* of them produced the adpcm_ms "block_predictor[0]" and
> "Invalid data found when processing input" errors.  With your patch,
> only 3 of them produce the errors.  An even with the remaining error
> messages, the 3 "bad" output files are playable, and do have audio (if
> a bit out of sync and glitchy).
> 
> To save you time... thanks to your patch, I now have usable files, so
> the remaining errors are not showstoppers for me.  So if you don't feel
> a need to pursue this further, I'll understand.  But if you are
> inclined to look into it more.....
> 
> I've attached the output from processing the 3 remaining "bad" files.
> (And I can provide links to the input ASF files off-list.)  Note that
> the block_predictor[0] in the errors is not 225, but various other
> values.  I don't know the significance of that, but I am starting to
> wonder if maybe the wireless signal from the camera lapsed a bit,
> resulting in the monitor unit writing some bad data into the stream?
> 
> In any case, thank you for your efforts.
> 
> -Matt
> 
-------------- next part --------------
An embedded and charset-unspecified text was scrubbed...
Name: V_000007.log.txt
URL: <http://ffmpeg.org/pipermail/ffmpeg-user/attachments/20160427/e7bcdd89/attachment.txt>
-------------- next part --------------
An embedded and charset-unspecified text was scrubbed...
Name: V_000020.log.txt
URL: <http://ffmpeg.org/pipermail/ffmpeg-user/attachments/20160427/e7bcdd89/attachment-0001.txt>
-------------- next part --------------
An embedded and charset-unspecified text was scrubbed...
Name: V_000021.log.txt
URL: <http://ffmpeg.org/pipermail/ffmpeg-user/attachments/20160427/e7bcdd89/attachment-0002.txt>
-------------- next part --------------
> _______________________________________________
> ffmpeg-user mailing list
> ffmpeg-user at ffmpeg.org
> http://ffmpeg.org/mailman/listinfo/ffmpeg-user

-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 825 bytes
Desc: Message signed with OpenPGP using GPGMail
URL: <http://ffmpeg.org/pipermail/ffmpeg-user/attachments/20160427/e7bcdd89/attachment.sig>


More information about the ffmpeg-user mailing list