mirror of
https://github.com/ZoneMinder/zoneminder.git
synced 2026-03-19 22:37:36 -04:00
56 lines
1.6 KiB
C++
56 lines
1.6 KiB
C++
#include "zm_analysis_thread.h"
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AnalysisThread::AnalysisThread(Monitor *p_monitor) {
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monitor = p_monitor;
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terminate = false;
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//sigemptyset(&block_set);
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}
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AnalysisThread::~AnalysisThread() {
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Debug(2, "THREAD: deleteing");
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}
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int AnalysisThread::run() {
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Debug(2, "In run");
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useconds_t analysis_rate = monitor->GetAnalysisRate();
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Debug(2, "after getanalysisrate");
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unsigned int analysis_update_delay = monitor->GetAnalysisUpdateDelay();
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Debug(2, "after getanalysisUpdateDelay");
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time_t last_analysis_update_time, cur_time;
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monitor->UpdateAdaptiveSkip();
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Debug(2, "after UpdateAdaptiveSkip");
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last_analysis_update_time = time(0);
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Debug(2, "THREAD: Getting ref image");
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monitor->get_ref_image();
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while( !terminate ) {
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// Process the next image
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//sigprocmask(SIG_BLOCK, &block_set, 0);
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// Some periodic updates are required for variable capturing framerate
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if ( analysis_update_delay ) {
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cur_time = time( 0 );
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if ( (unsigned int)( cur_time - last_analysis_update_time ) > analysis_update_delay ) {
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analysis_rate = monitor->GetAnalysisRate();
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monitor->UpdateAdaptiveSkip();
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last_analysis_update_time = cur_time;
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}
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}
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if ( !monitor->Analyse() ) {
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Debug(2, "Sleeping for %d", monitor->Active()?ZM_SAMPLE_RATE:ZM_SUSPENDED_RATE);
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usleep(10*(monitor->Active()?ZM_SAMPLE_RATE:ZM_SUSPENDED_RATE));
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} else if ( analysis_rate ) {
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Debug(2, "Sleeping for %d", analysis_rate);
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usleep(analysis_rate);
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} else {
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Debug(2, "Not Sleeping");
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}
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//sigprocmask(SIG_UNBLOCK, &block_set, 0);
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} // end while ! terminate
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return 0;
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} // end in AnalysisThread::run()
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