Robin E.R. Davies
92 lines
3.1 KiB
C++
92 lines
3.1 KiB
C++
// Copyright (c) Robin E.R. Davies
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// Copyright (c) Gabriel Hernandez
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy of
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// this software and associated documentation files (the "Software"), to deal in
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// the Software without restriction, including without limitation the rights to
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// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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// the Software, and to permit persons to whom the Software is furnished to do so,
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// subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in all
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// copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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#pragma once
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#include "json.hpp"
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namespace pipedal {
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class AlsaDeviceInfo {
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public:
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int cardId_ = -1;
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std::string id_;
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std::string name_;
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std::string longName_;
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std::vector<uint32_t> sampleRates_;
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uint32_t minBufferSize_ = 0,maxBufferSize_ = 0;
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bool supportsCapture_ = false;
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bool supportsPlayback_ = false;
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bool captureBusy_ = false;
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bool playbackBusy_ = false;
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bool isDummyDevice() const {
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return id_.starts_with("dummy:");
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}
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DECLARE_JSON_MAP(AlsaDeviceInfo);
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};
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class AlsaMidiDeviceInfo {
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public:
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enum Direction {
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None = 0,
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In = 1,
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Out = 2,
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InOut = 3
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};
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AlsaMidiDeviceInfo() { }
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AlsaMidiDeviceInfo(const char*name, const char*description);
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AlsaMidiDeviceInfo(const char*name, const char*description, int card, int device, int subdevice);
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std::string name_;
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std::string description_;
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// non-serialized.
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int card_ = -1;
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int device_ = -1;
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int subdevice_ = -1;
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bool isVirtual_ = false;
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int subDevices_ = -1;
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Direction direction_ = Direction::None;
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DECLARE_JSON_MAP(AlsaMidiDeviceInfo);
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};
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class PiPedalAlsaDevices {
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private:
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static std::unique_ptr<PiPedalAlsaDevices> instance_;
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PiPedalAlsaDevices() { }
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std::map<std::string,AlsaDeviceInfo> cachedDevices;
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bool getCachedDevice(const std::string&name, AlsaDeviceInfo*pResult);
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void cacheDevice(const std::string&name, const AlsaDeviceInfo&deviceInfo);
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public:
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static PiPedalAlsaDevices&instance();
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std::vector<AlsaDeviceInfo> GetAlsaDevices();
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};
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// we use ALSA sequencers now instead of ALSA rawmidi devices.
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// Used by test suite to verify migration behaviour.
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std::vector<AlsaMidiDeviceInfo> LegacyGetAlsaMidiInputDevices();
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std::vector<AlsaMidiDeviceInfo> LegacyGetAlsaMidiOutputDevices();
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} |