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rework zmu to load data from the last event with frames when it can't connect to zmc

This commit is contained in:
Isaac Connor 2016-03-29 14:36:16 -04:00
parent 0ab6e27259
commit 1262e831ac
4 changed files with 45 additions and 14 deletions
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11
src/zm_event.cpp
View File

@ -1221,6 +1221,17 @@ void EventStream::checkEventLoaded()
}
}
Image * EventStream::getImage( ) {
Event::Initialise();
static char filepath[PATH_MAX];
Debug( 2, "EventStream::getImage path(%s) frame(%d)", event_data->path, curr_frame_id );
snprintf( filepath, sizeof(filepath), Event::capture_file_format, event_data->path, curr_frame_id );
Debug( 2, "EventStream::getImage path(%s) ", filepath, curr_frame_id );
Image *image = new Image( filepath );
return image;
}
bool EventStream::sendFrame( int delta_us )
{
Debug( 2, "Sending frame %d", curr_frame_id );

5
src/zm_event.h
View File

@ -253,18 +253,19 @@ public:
void setStreamStart( int init_event_id, int init_frame_id=0 )
{
loadInitialEventData( init_event_id, init_frame_id );
loadMonitor( event_data->monitor_id );
loadMonitor( event_data->monitor_id );
}
void setStreamStart( int monitor_id, time_t event_time )
{
loadInitialEventData( monitor_id, event_time );
loadMonitor( monitor_id );
loadMonitor( monitor_id );
}
void setStreamMode( StreamMode p_mode )
{
mode = p_mode;
}
void runStream();
Image *getImage();
};
#endif // ZM_EVENT_H

42
src/zm_monitor.cpp
View File

@ -1131,13 +1131,32 @@ void Monitor::DumpZoneImage( const char *zone_string )
}
}
int index = shared_data->last_write_index;
Snapshot *snap = &image_buffer[index];
Image *snap_image = snap->image;
Image *zone_image = NULL;
if ( ( (!staticConfig.SERVER_ID) || ( staticConfig.SERVER_ID == server_id ) ) && connected ) {
Debug(3, "Trying to load from local zmc");
int index = shared_data->last_write_index;
Snapshot *snap = &image_buffer[index];
zone_image = new Image( *snap->image );
} else {
Debug(3, "Trying to load from event");
// Grab the most revent event image
std::string sql = stringtf( "SELECT MAX(Id) FROM Events WHERE MonitorId=%d AND Frames > 0", id );
MYSQL_ROW eventid_row = zmDbFetchOne(sql.c_str() );
if ( eventid_row ) {
int event_id = atoi( eventid_row[0] );
Image zone_image( *snap_image );
if(zone_image.Colours() == ZM_COLOUR_GRAY8) {
zone_image.Colourise(ZM_COLOUR_RGB24, ZM_SUBPIX_ORDER_RGB );
Debug( 3, "Got event %d", event_id );
EventStream *stream = new EventStream();
stream->setStreamStart( event_id, 1 );
zone_image = stream->getImage();
} else {
Error("Unable to load an event for monitor %d", id );
return;
}
}
if(zone_image->Colours() == ZM_COLOUR_GRAY8) {
zone_image->Colourise(ZM_COLOUR_RGB24, ZM_SUBPIX_ORDER_RGB );
}
for( int i = 0; i < n_zones; i++ )
@ -1173,19 +1192,20 @@ void Monitor::DumpZoneImage( const char *zone_string )
colour = RGB_WHITE;
}
}
zone_image.Fill( colour, 2, zones[i]->GetPolygon() );
zone_image.Outline( colour, zones[i]->GetPolygon() );
zone_image->Fill( colour, 2, zones[i]->GetPolygon() );
zone_image->Outline( colour, zones[i]->GetPolygon() );
}
if ( extra_zone.getNumCoords() )
{
zone_image.Fill( extra_colour, 2, extra_zone );
zone_image.Outline( extra_colour, extra_zone );
zone_image->Fill( extra_colour, 2, extra_zone );
zone_image->Outline( extra_colour, extra_zone );
}
static char filename[PATH_MAX];
snprintf( filename, sizeof(filename), "Zones%d.jpg", id );
zone_image.WriteJpeg( filename );
zone_image->WriteJpeg( filename );
delete zone_image;
}
void Monitor::DumpImage( Image *dump_image ) const

1
src/zmu.cpp
View File

@ -493,7 +493,6 @@ int main( int argc, char *argv[] )
}
if ( ! monitor->connect() ) {
Error( "Can't connect to capture daemon: %d %s", monitor->Id(), monitor->Name() );
exit( -1 );
}
char separator = ' ';