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M17_RF_streamgen

Generates an M17 RF stream for Codec2-encoded speech files ('c2enc' output).

M17_RF_streamgen.c - main program. Just a sketch right now.

dummy.c - can generate a pseudorandom bitstream with legitimate sync patterns. This can be used to check receivers.

Installation

make

Nomenclature

Example

This example records local audio and generates a M17-compliant RF stream into a file. Codec2 and SoX need to be installed.

rec -t raw -r 8000 --buffer 2048 -e signed-integer -b 16 -c 1 - | \
c2enc 3200 - - | m17enc DL1FROM DL1TO - out.raw