/* * Copyright (C) 2016 Jared Boone, ShareBrained Technology, Inc. * * This file is part of PortaPack. * * 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, 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; see the file COPYING. If not, write to * the Free Software Foundation, Inc., 51 Franklin Street, * Boston, MA 02110-1301, USA. */ #include "capture_thread.hpp" #include "baseband_api.hpp" #include "buffer_exchange.hpp" struct BasebandCapture { BasebandCapture(CaptureConfig* const config) { baseband::capture_start(config); } ~BasebandCapture() { baseband::capture_stop(); } }; // CaptureThread ////////////////////////////////////////////////////////// CaptureThread::CaptureThread( std::unique_ptr<stream::Writer> writer, size_t write_size, size_t buffer_count, std::function<void()> success_callback, std::function<void(File::Error)> error_callback ) : config { write_size, buffer_count }, writer { std::move(writer) }, success_callback { std::move(success_callback) }, error_callback { std::move(error_callback) } { // Need significant stack for FATFS thread = chThdCreateFromHeap(NULL, 1024, NORMALPRIO + 10, CaptureThread::static_fn, this); } CaptureThread::~CaptureThread() { if( thread ) { chThdTerminate(thread); chThdWait(thread); thread = nullptr; } } msg_t CaptureThread::static_fn(void* arg) { auto obj = static_cast<CaptureThread*>(arg); const auto error = obj->run(); if( error.is_valid() && obj->error_callback ) { obj->error_callback(error.value()); } else { if( obj->success_callback ) { obj->success_callback(); } } return 0; } Optional<File::Error> CaptureThread::run() { BasebandCapture capture { &config }; BufferExchange buffers { &config }; while( !chThdShouldTerminate() ) { auto buffer = buffers.get(); auto write_result = writer->write(buffer->data(), buffer->size()); if( write_result.is_error() ) { return write_result.error(); } buffer->empty(); buffers.put(buffer); } return { }; }