Fix DAB+ audio sample rate issues using ffmpeg resampling - #419

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dom-robinson wants to merge 7 commits into

jketterl:developfrom

dom-robinson:feature/dab-audio-fix

Commits on Feb 3, 2026

Fix DAB audio pipeline using ffmpeg for resampling
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d9fb221

Commits on Feb 4, 2026

Fix DAB+ audio sample rate issues using ffmpeg resampling (PR #419)
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bf14836

Commits on Feb 5, 2026

DAB: use mono output in ffmpeg resample (-ac 1) to reduce CPU/load
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22be3f3

Commits on Feb 6, 2026

DAB: add 1MB pipe buffer (mbuffer) between dablin and ffmpeg to smooth dropouts
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1944b3c
DAB: use dablin -w (WAV) so ffmpeg gets correct input sample rate from header
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8e76b89
DAB+ audio: WAV default for all sample rates (24/32/48 kHz), stereo input fix
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5206e5b

Commits on Feb 7, 2026

Frontend: fix waterfall not flowing, defensive DOM checks
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c11ff91