Mercurial > hg > svcore
view base/Thread.cpp @ 875:3e6ed8a8577b tonioni
Use a sparse time-value model only for outputs with fixed bin count of 1, not for those with unknown bin count.
(Precursor to using more than one model for outputs with unknown bin count)
author | Chris Cannam |
---|---|
date | Tue, 28 Jan 2014 18:52:22 +0000 |
parents | e802e550a1f2 |
children | 0e0947896fd3 |
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/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */ /* Sonic Visualiser An audio file viewer and annotation editor. Centre for Digital Music, Queen Mary, University of London. This file copyright 2006 Chris Cannam. 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. See the file COPYING included with this distribution for more information. */ #include "Thread.h" #ifndef _WIN32 #include <pthread.h> #endif //#define DEBUG_MUTEX_LOCKER 1 #include <iostream> Thread::Thread(Type type, QObject *parent) : QThread(parent), m_type(type) { setStackSize(512 * 1024); } void Thread::start() { QThread::start(); #ifndef _WIN32 struct sched_param param; ::memset(¶m, 0, sizeof(param)); if (m_type == RTThread) { param.sched_priority = 5; if (::pthread_setschedparam(pthread_self(), SCHED_FIFO, ¶m)) { ::perror("INFO: pthread_setschedparam to SCHED_FIFO failed"); } } else { if (::pthread_setschedparam(pthread_self(), SCHED_OTHER, ¶m)) { ::perror("WARNING: pthread_setschedparam to SCHED_OTHER failed"); } } #endif } MutexLocker::MutexLocker(QMutex *mutex, const char *name) : m_profiler(name, false), m_printer(name), m_locker(mutex) { #ifdef DEBUG_MUTEX_LOCKER cerr << "... locked mutex " << mutex << endl; #endif m_profiler.end(); } MutexLocker::~MutexLocker() { } MutexLocker::Printer::Printer(const char *name) : m_name(name) { #ifdef DEBUG_MUTEX_LOCKER cerr << "MutexLocker: Locking \"" << m_name << "\" in " << (void *)QThread::currentThreadId() << endl; #endif } MutexLocker::Printer::~Printer() { #ifdef DEBUG_MUTEX_LOCKER cerr << "MutexLocker: Unlocking \"" << m_name << "\" in " << (void *)QThread::currentThreadId() << endl; #endif }