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/* Copyright (C) 2012, 2018 Olga Yakovleva <yakovleva.o.v@gmail.com> */
/* This program 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 2 of the License, or */
/* (at your option) any later version. */
/* This program 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 more details. */
/* You should have received a copy of the GNU General Public License */
/* along with this program. If not, see <https://www.gnu.org/licenses/>. */
#include"speech_player.hpp"
#include "io.hpp"
namespace RHVoice
{
namespace sd
{
const synth_result::event synth_result::started_speaking(event_begin,"BEGIN");
const synth_result::event synth_result::stopped_speaking(event_stop,"STOP");
const synth_result::event synth_result::paused_speaking(event_pause,"PAUSE");
const synth_result::event synth_result::finished_speaking(event_end,"END");
void synth_result::report_event(const event& e)
{
if(e.id==event_index_mark)
logger::log(5,"Reporting index mark ",e.content);
else
logger::log(5,"Reporting event ",e.name);
message m;
if(e.id==event_index_mark)
m(e.id,"-",e.content);
m(e.id," ",e.name);
}
void start_of_speech::output()
{
report_event(started_speaking);
}
synth_result::event end_of_speech::which_event()
{
state s;
if(s.test(state::stopped))
return stopped_speaking;
else if(s.test(state::paused))
return paused_speaking;
else
return finished_speaking;
}
void end_of_speech::clear_state()
{
state s;
s.clear(state::pausing);
s.clear(state::paused);
s.clear(state::stopped);
s.clear(state::speaking);
}
void end_of_speech::output()
{
event final_event(which_event());
report_event(final_event);
clear_state();
if(playback_stream.is_open())
{
try
{
playback_stream.idle();
}
catch(const audio::error& e)
{
logger::log(2,e.what(),"\nClosing playback stream");
playback_stream.close();
}
}
}
void speech_chunk::output()
{
if(cancelled())
return;
try
{
if(!playback_stream.is_open())
{
logger::log(2,"Reopening playback stream");
playback_stream.open();
}
logger::log(5,"Writing ",data.size()," samples to the playback stream");
playback_stream.write(&data[0],data.size());
}
catch(const audio::error& e)
{
state::Set(state::stopped);
logger::log(2,e.what());
if(playback_stream.is_open())
{
logger::log(2,"Closing playback stream");
playback_stream.close();
}
}
}
void sample_rate_setting::output()
{
if(cancelled())
return;
logger::log(2,"Setting sample rate to ",sample_rate,", current sample rate is ",playback_stream.get_sample_rate());
if(playback_stream.get_sample_rate()==sample_rate)
return;
try
{
if(playback_stream.is_open())
{
logger::log(2,"Playback stream is already open, draining");
playback_stream.drain();
logger::log(2,"Closing playback stream");
playback_stream.close();
}
playback_stream.set_sample_rate(sample_rate);
}
catch(const audio::error& e)
{
state::Set(state::stopped);
logger::log(2,e.what());
if(playback_stream.is_open())
{
logger::log(2,"Closing playback stream");
playback_stream.close();
}
}
}
void index_mark::output()
{
if(check_state())
report_event(reached_index_mark(mark));
}
void speech_player::run()
{
try
{
synth_result_ptr ptr;
while(speech_queue.pop(ptr))
{
ptr->output();
}
}
catch(const std::exception& e)
{
logger::log(2,"Fatal error in the playback thread: ",e.what());
}
}
}
}
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