[FFmpeg-devel] [PATCH] QCLP wrong sampling rate

Baptiste Coudurier baptiste.coudurier
Thu Aug 14 23:24:49 CEST 2008


KO Myung-Hun wrote:
> Reynaldo H. Verdejo Pinochet wrote:
>> Hi KO Myung-Hun
>> KO Myung-Hun wrote:
>>> Hi/2.
>>> Sampling rate of QCLP audio is always set to 8000Hz. But it's wrong.
>>> Test clips : http://sketchup.google.com/gsu6vtvideos.html
>> I had problems with these kind of streams in the past
>> If this QCLP tag identifies TIA/EIA/ISS-733 conforming
>> data then this is just wrong. See, these are sampled at
>> 8kHz -- period. this is no optional recomendation but
>> a requirement (You can take a look at section 2.4.1
>> of the all infamous C.S0020-0with3Gcover.pdf if you
>> feel like it) Now, if this patch works out decoding
>> for you I'd suggest adding a warning to state out-spec
>> data, at the very least.
> I've added a warning to the patch as your suggestion.

Does this file decodes correctly with ffmpeg ?
With soc decoder or non redistributable one ?

Baptiste COUDURIER                              GnuPG Key Id: 0x5C1ABAAA
Smartjog USA Inc.                                http://www.smartjog.com
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