91 lines
2.4 KiB
C++
91 lines
2.4 KiB
C++
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/*
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* Copyright (C) 2016 Jared Boone, ShareBrained Technology, Inc.
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*
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* This file is part of PortaPack.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street,
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* Boston, MA 02110-1301, USA.
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*/
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#include "capture_thread.hpp"
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#include "baseband_api.hpp"
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#include "buffer_exchange.hpp"
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struct BasebandCapture {
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BasebandCapture(CaptureConfig* const config) {
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baseband::capture_start(config);
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}
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~BasebandCapture() {
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baseband::capture_stop();
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}
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};
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// CaptureThread //////////////////////////////////////////////////////////
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CaptureThread::CaptureThread(
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std::unique_ptr<stream::Writer> writer,
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size_t write_size,
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size_t buffer_count,
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std::function<void()> success_callback,
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std::function<void(File::Error)> error_callback
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) : config { write_size, buffer_count },
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writer { std::move(writer) },
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success_callback { std::move(success_callback) },
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error_callback { std::move(error_callback) }
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{
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// Need significant stack for FATFS
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thread = chThdCreateFromHeap(NULL, 1024, NORMALPRIO + 10, CaptureThread::static_fn, this);
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}
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CaptureThread::~CaptureThread() {
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if( thread ) {
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chThdTerminate(thread);
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chThdWait(thread);
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thread = nullptr;
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}
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}
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msg_t CaptureThread::static_fn(void* arg) {
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auto obj = static_cast<CaptureThread*>(arg);
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const auto error = obj->run();
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if( error.is_valid() && obj->error_callback ) {
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obj->error_callback(error.value());
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} else {
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if( obj->success_callback ) {
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obj->success_callback();
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}
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}
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return 0;
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}
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Optional<File::Error> CaptureThread::run() {
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BasebandCapture capture { &config };
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BufferExchange buffers { &config };
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while( !chThdShouldTerminate() ) {
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auto buffer = buffers.get();
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auto write_result = writer->write(buffer->data(), buffer->size());
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if( write_result.is_error() ) {
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return write_result.error();
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}
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buffer->empty();
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buffers.put(buffer);
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}
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return { };
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}
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