Author Archives: KenT

May 2020 Raspbian Update breaks Audio Device selection for Audio Tracks and Beeps

The May 2020 version of the Raspberry Pi OS has modified the way that application software selects the audio device. This means that the only way to control the selection with the new RPi OS is by the Task Bar … Continue reading

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Pi Presents Beep, two updates

I have just pushed a second recent update to pipresents-beep which brings it to Version 1.4.4c. It fixes the PPmanager deletion bug highlighted in the previous post. In addition there are several improvements: Updated Remi which is the library behind … Continue reading

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IMPORTANT: Serious bug in pp_manager.py

Hi All I have just found a nasty bug in the web based manager pp_manager.py. Fortunately I doubt if many people use this part of the suite as I have not had any angry emails saying where have all my … Continue reading

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Pi 4, Python 3, 2 Displays , and Pi Presents Beep

For a while now I have frozen development of [pipresents-gapless] and have continued further development in a new repo [pipresents-beep]. Initially this was intended to have some minor upgrades, the first being short beep sounds when keys are pressed, hence … Continue reading

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Retirement of Pi Presents Next (Version 1.2)

Having met my objectives for Pi Presents Gapless I have decided to make it the stable version of Pi Presents and hence to retire Pi Presents Next. I will support Pi Presents Next for another year to allow you to … Continue reading

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Version 1.3.5

A few enhancements since my last post: The time of day scheduler is now programmed by the web based editor instead of the schedule.json file. An I/O plugin for PN532 RFID tag reader.This allows ‘museum in a box’ type functionality … Continue reading

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Version 1.3.4c (Gapless)

I seem to have got out of the habit of making posts for each release of Pi Presents, however development has continued. This post give an overview of the many new features since November 2016. In addition to the major … Continue reading

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Bugfix release – Version 1.3.1h (gapless)

I have recently uploaded Pi Presents version 1.3.1h to Github. A few people have reported intermittent problems with playing video with the new dbus interface to omxplayer introduced in 1.3.1g. This version hopefully fixes those problems. In addition to fixes … Continue reading

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Infinite Media player for The Elderly and Incapacitated

Gazmac from Australia has developed a very interesting and useful application for Pi Presents. I will let him explain: ‘My mother is 94 and no longer able to use TV controls etc. The nursing home staff kindly put the TV … Continue reading

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Tutorial – Using Touchscreens with Pi Presents

Greg Reynolds from the Canadian Air and Space Museum in Ottawa has provided a tutorial on how to generate a profile for using a touchscreen. He provides much useful information which is not immediately obvious from the manual including the … Continue reading

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