Re: [Helix-client-dev] aac+ bitrate reporting

John Stirling <[email protected]> Fri, 28 May 2010 08:17:05 +0100
Newsgroups gmane.comp.multimedia.helix.devel
Message-ID <[email protected]>
Just trying to get hold of the test content they're using.

Also, do you know of any AAC/m4a file format inspection tools ?



Gregory Wright wrote:
> On May 27, 2010, at 9:20 AM, Eric Hyche wrote:
>
>   
>> I haven't heard of this issue, but perhaps someone else on the list may have...
>>
>> Eric
>>
>> On May 27, 2010, at 12:09 PM, John Stirling wrote:
>>
>>     
>>> We've had reports of the bitrate of aac+ content being reported wrongly
>>>
>>> eg 400kbps is being reported as 64kbps
>>>       
>
>
> 400kbps sounds like audio+video, it is WAY too high for
> audio only, so it seems anyway.
>
> The 64kbps seems like a reasonable audio bitrate.
>
> perhaps they are confusing the two?
>
> There is some parts of the underlying code that uses per/channel
> bits rates. It *might* be the case that you have multiple channels,
> like 4-5, of 64kbps content? 
> --greg.
>
>   


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