[Bug 752613] qtdemux: unsigned raw 16 bit PCM audio not working

GStreamer (GNOME Bugzilla) bugzilla at gnome.org
Fri Jul 24 01:38:20 PDT 2015


https://bugzilla.gnome.org/show_bug.cgi?id=752613

--- Comment #16 from manasa.athreya at lge.com ---
(In reply to Tim-Philipp Müller from comment #15)
> > The following is the case observed:
> > 
> > 1. In NONE/raw case the code is not checking the type of endian, which is
> > simply set to Little endian format.
> 
> I don't understand what you mean by this. With the current code, no
> endianness is set for NONE/raw, and it's not needed since it's only U8. With
> your patch it's set to BIG_ENDIAN, which is correct according to the
> quicktime specs. With my suggestion to fallthrough to the 'twos' case, it
> would also be set to big endian.
> 
  Since initially break statement is place after NONE/raw, case was not going  
to twos case so we placed code again in NONE/raw.
>  
> > 2. The attached file has 16-bit PCM data which is being set to 8-bit data by
> > default.
> 
> I understand this. And your patch fixes it. I just asked you to fix it
> differently, with less code.
> 
Yes, Will try to fix it in less code.
>  
> > 3. stream->bytes_per_packet might not be always 1 in NONE/raw case.
> 
> I understand this. And your patch fixes it. I just asked you to fix it
> differently, with less code.
> 
> Also:
> 
> 4. In the 'twos' case, the data might be 8-bit (S8 in this case) as well.
> The code currently doesn't handle that.
> 
> I think the NONE/raw/twos case could be unified into one block.

I agree to this idea of unifying.

Also:
I will try to unify and submit the same.

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