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46 lines
1.4 KiB
46 lines
1.4 KiB
/*
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* Copyright 2012 Google Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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// Interface for receiving MIDI events
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#include <CoreMIDI/CoreMIDI.h>
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#include "ringbuffer.h"
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// At some point, we may want to have a generic MidiIn interface that gets
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// implemented differently on different platforms, but for now we keep it
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// simple (threading and lifetime might be different on other platforms,
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// so it's not obvious what the interface might look like).
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class MidiInMac {
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public:
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//MidiInMac();
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// Return true on success. While running (ie until Done() is called,
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// MIDI bytes from the device are written to the ring buffer.
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bool Init(CFStringRef name, RingBuffer *ring_buffer);
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void Done();
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// Effectively private - only called from ReadProc
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void OnRead(const MIDIPacketList *pktlist);
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private:
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RingBuffer *ring_buffer_;
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MIDIClientRef client_;
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MIDIPortRef port_;
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MIDIEndpointRef endpoint_;
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};
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