From e7d8a70a16f972de2861bb1464dec6df3d26c579 Mon Sep 17 00:00:00 2001 From: Carl Hetherington Date: Thu, 23 Mar 2023 00:24:36 +0100 Subject: Add AudioMapping::take_from(). --- src/lib/audio_mapping.cc | 15 +++++++++++++++ src/lib/audio_mapping.h | 2 ++ 2 files changed, 17 insertions(+) (limited to 'src/lib') diff --git a/src/lib/audio_mapping.cc b/src/lib/audio_mapping.cc index 74b33aa35..b8aa6249f 100644 --- a/src/lib/audio_mapping.cc +++ b/src/lib/audio_mapping.cc @@ -288,3 +288,18 @@ AudioMapping::unmap_all () } } } + + +void +AudioMapping::take_from(AudioMapping const& other) +{ + auto input = std::min(input_channels(), other.input_channels()); + auto output = std::min(output_channels(), other.output_channels()); + + for (auto i = 0; i < input; ++i) { + for (auto o = 0; o < output; ++o) { + set(i, o, other.get(i, o)); + } + } +} + diff --git a/src/lib/audio_mapping.h b/src/lib/audio_mapping.h index 0f59cc205..fe9a79789 100644 --- a/src/lib/audio_mapping.h +++ b/src/lib/audio_mapping.h @@ -76,6 +76,8 @@ public: std::list mapped_output_channels () const; void unmap_all (); + void take_from(AudioMapping const& other); + private: void setup (int input_channels, int output_channels); -- cgit v1.2.3