December 2019 Blog Posts (2)

Homebrew QRQ CW audio LV2 bandpass filter example using a simple Gstreamer PIPELINE command

Brief example of showing the inclusion of an LV2 AUDIO FILTER chain into a Gstreamer PIPELINE

1. to discover what LV2 plugins Gstreamer "picks up" on your system.. run this command gst-inspect-1.0 | more

2. when you find the LV2 you want to incorporate into your Gstreamer pipeline run the inspect command again using the Gstreamer LV2…

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Added by Chuck aa0hw on December 20, 2019 at 11:36am — No Comments

QRQ CW AUDIO encoding experiment with the GSM CODEC using Gstreamer

Gstreamer encodes and decodes the CW AUDIO using the GSM AUDIO CODEC - plus - one bonus of using Gstreamer for Receiving the TRANSMIT PIPELINE, is that Gstreamer has its own CW AUDIO BANDPASS filter PLUGIN code that you can setup and use...to filter out most of the harsh harmonics, and poor sounding audio of such a low bitrate, low sample rate,…

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Added by Chuck aa0hw on December 14, 2019 at 8:31pm — No Comments

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