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Add stereo and bass enhance APIs via PEQ overlay.

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Expose POST /api/audio/stereo-enhance and bass-enhance with 0–100 levels,
persist enhancements in AudioProfile, and document the virtual EQ mapping in
the manual and SigmaStudio chapter.

Co-authored-by: Cursor <cursoragent@cursor.com>
This commit is contained in:
michele
2026-07-06 17:00:12 +02:00
co-authored by Cursor
parent 6c350f5c48
commit fa532e068f
22 changed files with 826 additions and 19 deletions
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Software/docs/manual/ch-classes.tex
+7 -1
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@@ -201,7 +201,13 @@ Constructed once in \texttt{HardwareBootstrap} alongside the driver.
Application service for ADAU1701 mixer, EQ, and master volume. Holds a
reference to \texttt{core::IDsp}, tracks the in-memory \texttt{AudioProfile},
loads from \texttt{IAudioProfileStore} after boot, and applies changes via
safeload. Exposed on \texttt{/api/audio/*} and the web UI Audio section.
safeload. Stereo depth and bass enhance levels are merged into the effective
EQ via \texttt{core::applyEnhancementsToEq()}. Exposed on
\texttt{/api/audio/*} and the web UI Audio section.
\section{EnhanceLevel}\label{cls:EnhanceLevel}
Strong type for 0--100 enhancement intensity (stereo depth and bass boost).
Validated at the HTTP boundary by \texttt{core::parseEnhanceLevelJson()}.
\section{NvsAudioProfileStore}\label{cls:NvsAudioProfileStore}
\texttt{IAudioProfileStore} implementation storing serialised