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/* |
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* Copyright (C) 2005-2008 by Pieter Palmers |
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* |
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* This file is part of FFADO |
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* FFADO = Free Firewire (pro-)audio drivers for linux |
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* |
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* FFADO is based upon FreeBoB. |
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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 of the License, or |
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* (at your option) version 3 of the License. |
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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. If not, see <http://www.gnu.org/licenses/>. |
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* |
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*/ |
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|
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#include "StreamStatistics.h" |
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#include <stdio.h> |
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|
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namespace Streaming { |
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IMPL_DEBUG_MODULE( StreamStatistics, StreamStatistics, DEBUG_LEVEL_VERBOSE ); |
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|
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StreamStatistics::StreamStatistics() |
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: m_name("") |
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, m_count(0) |
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, m_average(0.0) |
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, m_min(0x7FFFFFFF) |
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, m_max(0) |
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, m_sum(0) |
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{ |
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reset(); |
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} |
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|
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void StreamStatistics::mark(int value) { |
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if(value>m_max) m_max=value; |
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if(value<m_min) m_min=value; |
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m_count++; |
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m_sum+=value; |
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m_average=(1.0*m_sum)/(1.0*m_count); |
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} |
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|
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void StreamStatistics::signal(unsigned int val) { |
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if (val <= MAX_SIGNAL_VALUE) { |
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m_signalled[val]++; |
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} |
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} |
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|
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void StreamStatistics::dumpInfo() { |
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debugOutputShort( DEBUG_LEVEL_VERBOSE, |
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"--- Stats for %s: min=%"PRId64" avg=%f max=%"PRId64" cnt=%"PRId64" sum=%"PRId64"\n", |
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m_name.c_str(), m_min, m_average, m_max, m_count, m_sum); |
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debugOutputShort( DEBUG_LEVEL_VERBOSE, " Signal stats\n"); |
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for (unsigned int i=0;i <= MAX_SIGNAL_VALUE; i++) { |
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debugOutputShort(DEBUG_LEVEL_VERBOSE, |
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" Stats for %3u: %8u\n", |
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i, m_signalled[i]); |
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} |
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} |
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|
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void StreamStatistics::reset() { |
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m_count=0; |
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m_average= 0.0; |
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m_min=0x7FFFFFFF; |
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m_max=0; |
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m_sum=0; |
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|
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for (unsigned int i=0;i <= MAX_SIGNAL_VALUE; i++) { |
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m_signalled[i]=0; |
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} |
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} |
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|
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} |
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