On Thu, 6 Nov 2014, tim Rowledge wrote:

>
> On 06-11-2014, at 4:31 PM, Bert Freudenberg <bert at freudenbergs.de> wrote:
>
>> On 07.11.2014, at 00:49, tim Rowledge <tim at rowledge.org> wrote:
>>
>>> On 06-11-2014, at 2:48 PM, Bert Freudenberg <bert at freudenbergs.de> wrote:
>>>
>>>> Here is what I hear:
>>>> https://dl.dropboxusercontent.com/u/9643745/tmp/scratchmidi.mp4
>>>
>>> Yup, that’s it. A little louder each note until levelling off.
>>
>> Check your soundcard / amp / speakers / ears / brain. It does not get any louder.
>
> It really truly does on my iMac. I don’t have any clever sound software so far as I know, iTunes isn’t doing an crossfading that could confuse things, very confusing.
>
> I recorded your sample playing on my iMac - which Bridget agrees clearly gets louder, so it’s not just my tool-mangled ears - and put it here -
> https://copy.com/TntqoL6EBUQkYNth

That sound clearly gets louder over time. I suspect that your OS or sound 
card has a built-in compressor or limiter, which affects the output 
volume. Try increasing the volume of the midi playback and see if the 
effect goes away.

Levente

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>
> tim
> --
> tim Rowledge; tim at rowledge.org; http://www.rowledge.org/tim
> Quality assurance: A way to ensure you never deliver shoddy goods accidentally.
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