From 78b359c44b67f4f1fff9e31dd9243af5e996f38a Mon Sep 17 00:00:00 2001 From: David Robillard Date: Sun, 29 Nov 2020 17:14:35 +0100 Subject: Add AudioDriver interface --- src/AudioDriver.hpp | 48 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 48 insertions(+) create mode 100644 src/AudioDriver.hpp (limited to 'src/AudioDriver.hpp') diff --git a/src/AudioDriver.hpp b/src/AudioDriver.hpp new file mode 100644 index 0000000..7e1e5a7 --- /dev/null +++ b/src/AudioDriver.hpp @@ -0,0 +1,48 @@ +/* This file is part of Patchage. + * Copyright 2007-2020 David Robillard + * + * Patchage is free software: you can redistribute it and/or modify it under + * the terms of the GNU General Public License as published by the Free + * Software Foundation, either version 3 of the License, or (at your option) + * any later version. + * + * Patchage is distributed in the hope that it will be useful, but WITHOUT ANY + * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS + * FOR A PARTICULAR PURPOSE. See the GNU General Public License for details. + * + * You should have received a copy of the GNU General Public License + * along with Patchage. If not, see . + */ + +#ifndef PATCHAGE_AUDIODRIVER_HPP +#define PATCHAGE_AUDIODRIVER_HPP + +#include "Driver.hpp" + +#include + +/// Base class for drivers that work with an audio system +class AudioDriver : public Driver +{ +public: + explicit AudioDriver(EventSink emit_event) + : Driver{std::move(emit_event)} + {} + + /// Return the number of xruns (dropouts) since the last reset + virtual uint32_t xruns() = 0; + + /// Reset the xrun count + virtual void reset_xruns() = 0; + + /// Return the current buffer size in frames + virtual uint32_t buffer_size() = 0; + + /// Try to set the current buffer size in frames, return true on success + virtual bool set_buffer_size(uint32_t frames) = 0; + + /// Return the current sample rate in Hz + virtual uint32_t sample_rate() = 0; +}; + +#endif // PATCHAGE_AUDIODRIVER_HPP -- cgit v1.2.1