On 02/06/2014 12:36 AM, Vesa wrote:
> On 02/06/2014 12:31 AM, Tobias Doerffel wrote:
>> Hi,
>>
>> I don't think there's a bug but simple loss of precision when doing
>> the conversions. Furthermore the sample is 48 KHz so there are
>> situations where LMMS operates at 44,1 KHz and thus has to downsample
>> the sample using libsamplerate. We possibly loose data here as well. I
>> can't think of an easy fix as long as we have different sample rates
>> in the audio backends, the samples and while rendering.
>>
>> When using JACK, the internally rendered float buffers get passed to
>> JACK without any conversions. In the PulseAudio backend clipping
>> happens if samples are outside of allowed range [-1,1]. When using
>> ALSA, currently a conversion to 16 bit integer happens. As ALSA seems
>> to support SND_PCM_FORMAT_FLOAT as well, maybe we should try to switch
>> to that. However I fear we break things before the 1.0.0 release so
>> maybe we should wait with that change until 1.0.0 is out?
>>
> Does the selected backend affect rendering also?

I mean, exporting...

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