> On Jan 2, 2019, at 10:24 AM, Tamás Zahola <[email protected]> wrote:
> 
> Wow, thanks Eric, I wasn’t aware of this!
> 
> So, this means that in terms of battery consumption, feeding AAC/MP3/etc. 
> packets to an AVAudioConverter (then an AVAudioPlayerNode) is as efficient as 
> it gets?

correct.

> 
> Best regards,
> Tamás Zahola
> 
>> On 2019. Jan 2., at 19:08, Eric Allamanche <[email protected]> wrote:
>> 
>> Hi Tamás,
>> 
>> the hardware audio decoders are a thing of the past. All remaining 
>> facilities related to hardware audio codecs are deprecated and don’t have 
>> any effect. You should stop using them.
>> 
>> Eric
>> 
>>> On Dec 23, 2018, at 2:11 PM, Tamás Zahola <[email protected]> wrote:
>>> 
>>> Hi,
>>> 
>>> I'm writing an iOS app that would be playing AAC/MP3/etc. streams in the 
>>> background for extended periods of time, so I'd like to minimize its 
>>> battery impact as much as possible. 
>>> 
>>> With the AudioConverter C API I could ask for a hardware codec via 
>>> AudioConverterNewSpecific + kAppleHardwareAudioCodecManufacturer, but as of 
>>> lately AVAudioEngine seems to be Apple's choice of audio API, so I would 
>>> prefer to use that instead of the C API...
>>> 
>>> Is there any information on whether AVAudioConverter would offload audio 
>>> conversion to the hardware decoder or not?
>>> 
>>> Best regards,
>>> Tamás Zahola
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