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#pragma once
#include <vector>
#include <semaphore.h>
#include "audiooutputengine.h"
#include "../jackclient.h"
class JackAudioOutputEngine
: public AudioOutputEngine
, public JackProcess
{
public:
JackAudioOutputEngine(JackClient& client);
~JackAudioOutputEngine();
bool init(const Channels& chan) override;
void setParm(const std::string& parm, const std::string& value) override;
bool start() override;
void stop() override;
void pre(size_t nsamples) override;
void run(int ch, sample_t* samples, size_t nsamples) override;
void post(size_t nsamples) override;
size_t getBufferSize() const override;
size_t getSamplerate() const override;
void process(jack_nframes_t num_frames) override;
private:
struct Channel
{
JackPort port;
std::vector<sample_t> samples;
Channel(JackClient& client, const std::string& name,
std::size_t buffer_size);
};
JackClient& client;
std::vector<Channel> channels;
Semaphore sema;
};
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