Re: [fluid-dev] Crackling sound when more than 4 notes are played simultaneously

2015-08-20 Thread Element Green
Does your ARM processor have a floating point unit (FPU) ? FluidSynth is heavily floating point based, so if you don't have hardware support for floating point, it will get pretty poor performance. Check your CPU usage and see if it is maxing out when you press that 5th key. Best regards, Eleme

Re: [fluid-dev] Crackling sound when more than 4 notes are played simultaneously

2015-08-20 Thread R.L. Horn
On Wed, 19 Aug 2015 Herschel Karunaratne wrote: My issue is when I start FS, I get the following warnings, fluidsynth warning: Requested a period size of 64, got 1024 instead fluidsynth warning: Requested 16 periods, got 8 instead That's typical for a lot of bottom-of-the-line onboard audio ha

Re: [fluid-dev] Crackling sound when more than 4 notes are played simultaneously

2015-08-20 Thread Aere Greenway
On 08/19/2015 06:30 AM, Herschel Karunaratne wrote: I am using an ARM board with Ubuntu Linaro 13.04 and Alsa as the sound and MIDI driver. I have a SF with 13 different instruments and playing through USB MIDI. As the Fluidsynth starts I use CC 0 7 0 command to reduce the volume of all the

[fluid-dev] Crackling sound when more than 4 notes are played simultaneously

2015-08-20 Thread Herschel Karunaratne
I am using an ARM board with Ubuntu Linaro 13.04 and Alsa as the sound and MIDI driver. I have aSF with 13 different instruments and playing through USB MIDI. As the Fluidsynthstarts I use CC 0 7 0 command to reduce the volume of all the MIDI channelsto zero. When a key is pressed the MIDI s