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Gave shared memory area a good going over! 

git-svn-id: http://svn.zoneminder.com/svn/zm/trunk@570 e3e1d417-86f3-4887-817a-d78f3d33393f
This commit is contained in:
stan 2003-06-12 14:29:54 +00:00
parent c2fa12ccdd
commit 180cf8acf4
4 changed files with 179 additions and 231 deletions
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370
src/zm_monitor.cpp
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@ -26,205 +26,28 @@
#include "zm_local_camera.h"
#include "zm_remote_camera.h"
Monitor::Monitor( int p_id, char *p_name, int p_function, int p_device, int p_channel, int p_format, int p_width, int p_height, int p_palette, int p_orientation, char *p_label_format, const Coord &p_label_coord, int p_image_buffer_count, int p_warmup_count, int p_pre_event_count, int p_post_event_count, int p_capture_delay, int p_fps_report_interval, int p_ref_blend_perc, bool p_capture, int p_n_zones, Zone *p_zones[] ) : id( p_id ), function( (Function)p_function ), width( p_width ), height( p_height ), orientation( (Orientation)p_orientation ), label_coord( p_label_coord ), image_buffer_count( p_image_buffer_count ), warmup_count( p_warmup_count ), pre_event_count( p_pre_event_count ), post_event_count( p_post_event_count ), capture_delay( p_capture_delay ), fps_report_interval( p_fps_report_interval ), ref_blend_perc( p_ref_blend_perc ), image( width, height, (p_palette==VIDEO_PALETTE_GREY?1:3) ), ref_image( width, height, (p_palette==VIDEO_PALETTE_GREY?1:3) ), n_zones( p_n_zones ), zones( p_zones )
Monitor::Monitor( int p_id, char *p_name, int p_function, int p_device, int p_channel, int p_format, int p_width, int p_height, int p_palette, int p_orientation, char *p_label_format, const Coord &p_label_coord, int p_image_buffer_count, int p_warmup_count, int p_pre_event_count, int p_post_event_count, int p_capture_delay, int p_fps_report_interval, int p_ref_blend_perc, Mode p_mode, int p_n_zones, Zone *p_zones[] ) : id( p_id ), function( (Function)p_function ), width( p_width ), height( p_height ), orientation( (Orientation)p_orientation ), label_coord( p_label_coord ), image_buffer_count( p_image_buffer_count ), warmup_count( p_warmup_count ), pre_event_count( p_pre_event_count ), post_event_count( p_post_event_count ), capture_delay( p_capture_delay ), fps_report_interval( p_fps_report_interval ), ref_blend_perc( p_ref_blend_perc ), image( width, height, (p_palette==VIDEO_PALETTE_GREY?1:3) ), ref_image( width, height, (p_palette==VIDEO_PALETTE_GREY?1:3) ), n_zones( p_n_zones ), zones( p_zones )
{
name = new char[strlen(p_name)+1];
strcpy( name, p_name );
strcpy( label_format, p_label_format );
camera = new LocalCamera( p_device, p_channel, p_format, (p_orientation%2)?width:height, (orientation%2)?height:width, p_palette, p_capture );
camera = new LocalCamera( p_device, p_channel, p_format, (p_orientation%2)?width:height, (orientation%2)?height:width, p_palette, p_mode==CAPTURE );
fps = 0.0;
event_count = 0;
image_count = 0;
first_alarm_count = 0;
last_alarm_count = 0;
state = IDLE;
int shared_images_size = sizeof(SharedImages)+(image_buffer_count*sizeof(time_t))+(image_buffer_count*camera->ImageSize());
Info(( "shm.size=%d", shared_images_size ));
shmid = shmget( ZM_SHM_KEY|id, shared_images_size, IPC_CREAT|0777 );
if ( shmid < 0 )
{
Error(( "Can't shmget: %s", strerror(errno)));
exit( -1 );
}
unsigned char *shm_ptr = (unsigned char *)shmat( shmid, 0, 0 );
shared_images = (SharedImages *)shm_ptr;
if ( shared_images < 0 )
{
Error(( "Can't shmat: %s", strerror(errno)));
exit( -1 );
Initialise( p_mode );
}
if ( p_capture )
{
memset( shared_images, 0, shared_images_size );
shared_images->state = IDLE;
shared_images->last_write_index = image_buffer_count;
shared_images->last_read_index = image_buffer_count;
shared_images->last_event = 0;
shared_images->force_state = FORCE_NEUTRAL;
}
shared_images->timestamps = (struct timeval *)(shm_ptr+sizeof(SharedImages));
shared_images->images = (unsigned char *)(shm_ptr+sizeof(SharedImages)+(image_buffer_count*sizeof(struct timeval)));
image_buffer = new Snapshot[image_buffer_count];
for ( int i = 0; i < image_buffer_count; i++ )
{
image_buffer[i].timestamp = &(shared_images->timestamps[i]);
image_buffer[i].image = new Image( width, height, camera->Colours(), &(shared_images->images[i*camera->ImageSize()]) );
}
if ( !n_zones )
{
n_zones = 1;
zones = new Zone *[1];
zones[0] = new Zone( this, 0, "All", Zone::ACTIVE, Box( width, height ), RGB_RED );
}
start_time = last_fps_time = time( 0 );
event = 0;
Info(( "Monitor %s has function %d", name, function ));
Info(( "Monitor %s LBF = '%s', LBX = %d, LBY = %d", name, label_format, label_coord.X(), label_coord.Y() ));
Info(( "Monitor %s IBC = %d, WUC = %d, pEC = %d, PEC = %d, FRI = %d, RBP = %d", name, image_buffer_count, warmup_count, pre_event_count, post_event_count, fps_report_interval, ref_blend_perc ));
if ( !p_capture )
{
ref_image.Assign( width, height, camera->Colours(), image_buffer[shared_images->last_write_index].image->Buffer() );
}
else
{
static char path[PATH_MAX];
sprintf( path, ZM_DIR_EVENTS );
struct stat statbuf;
errno = 0;
stat( path, &statbuf );
if ( errno == ENOENT || errno == ENOTDIR )
{
if ( mkdir( path, 0755 ) )
{
Error(( "Can't make %s: %s", path, strerror(errno)));
}
}
sprintf( path, ZM_DIR_EVENTS "/%s", name );
errno = 0;
stat( path, &statbuf );
if ( errno == ENOENT || errno == ENOTDIR )
{
if ( mkdir( path, 0755 ) )
{
Error(( "Can't make %s: %s", path, strerror(errno)));
}
}
}
record_event_stats = ZM_RECORD_EVENT_STATS;
}
Monitor::Monitor( int p_id, char *p_name, int p_function, const char *p_host, const char *p_port, const char *p_path, int p_width, int p_height, int p_palette, int p_orientation, char *p_label_format, const Coord &p_label_coord, int p_image_buffer_count, int p_warmup_count, int p_pre_event_count, int p_post_event_count, int p_capture_delay, int p_fps_report_interval, int p_ref_blend_perc, bool p_capture, int p_n_zones, Zone *p_zones[] ) : id( p_id ), function( (Function)p_function ), width( p_width ), height( p_height ), orientation( (Orientation)p_orientation ), label_coord( p_label_coord ), image_buffer_count( p_image_buffer_count ), warmup_count( p_warmup_count ), pre_event_count( p_pre_event_count ), post_event_count( p_post_event_count ), capture_delay( p_capture_delay ), fps_report_interval( p_fps_report_interval ), ref_blend_perc( p_ref_blend_perc ), image( width, height, (p_palette==VIDEO_PALETTE_GREY?1:3) ), ref_image( width, height, (p_palette==VIDEO_PALETTE_GREY?1:3) ), n_zones( p_n_zones ), zones( p_zones )
Monitor::Monitor( int p_id, char *p_name, int p_function, const char *p_host, const char *p_port, const char *p_path, int p_width, int p_height, int p_palette, int p_orientation, char *p_label_format, const Coord &p_label_coord, int p_image_buffer_count, int p_warmup_count, int p_pre_event_count, int p_post_event_count, int p_capture_delay, int p_fps_report_interval, int p_ref_blend_perc, Mode p_mode, int p_n_zones, Zone *p_zones[] ) : id( p_id ), function( (Function)p_function ), width( p_width ), height( p_height ), orientation( (Orientation)p_orientation ), label_coord( p_label_coord ), image_buffer_count( p_image_buffer_count ), warmup_count( p_warmup_count ), pre_event_count( p_pre_event_count ), post_event_count( p_post_event_count ), capture_delay( p_capture_delay ), fps_report_interval( p_fps_report_interval ), ref_blend_perc( p_ref_blend_perc ), image( width, height, (p_palette==VIDEO_PALETTE_GREY?1:3) ), ref_image( width, height, (p_palette==VIDEO_PALETTE_GREY?1:3) ), n_zones( p_n_zones ), zones( p_zones )
{
name = new char[strlen(p_name)+1];
strcpy( name, p_name );
strcpy( label_format, p_label_format );
camera = new RemoteCamera( p_host, p_port, p_path, (p_orientation%2)?width:height, (orientation%2)?height:width, p_palette, p_capture );
camera = new RemoteCamera( p_host, p_port, p_path, (p_orientation%2)?width:height, (orientation%2)?height:width, p_palette, p_mode==CAPTURE );
fps = 0.0;
event_count = 0;
image_count = 0;
first_alarm_count = 0;
last_alarm_count = 0;
state = IDLE;
int shared_images_size = sizeof(SharedImages)+(image_buffer_count*sizeof(time_t))+(image_buffer_count*camera->ImageSize());
shmid = shmget( ZM_SHM_KEY|id, shared_images_size, IPC_CREAT|0777 );
if ( shmid < 0 )
{
Error(( "Can't shmget: %s", strerror(errno)));
exit( -1 );
}
unsigned char *shm_ptr = (unsigned char *)shmat( shmid, 0, 0 );
shared_images = (SharedImages *)shm_ptr;
if ( shared_images < 0 )
{
Error(( "Can't shmat: %s", strerror(errno)));
exit( -1 );
}
if ( p_capture )
{
memset( shared_images, 0, shared_images_size );
shared_images->state = IDLE;
shared_images->last_write_index = image_buffer_count;
shared_images->last_read_index = image_buffer_count;
shared_images->last_event = 0;
shared_images->force_state = FORCE_NEUTRAL;
}
shared_images->timestamps = (struct timeval *)(shm_ptr+sizeof(SharedImages));
shared_images->images = (unsigned char *)(shm_ptr+sizeof(SharedImages)+(image_buffer_count*sizeof(struct timeval)));
image_buffer = new Snapshot[image_buffer_count];
for ( int i = 0; i < image_buffer_count; i++ )
{
image_buffer[i].timestamp = &(shared_images->timestamps[i]);
image_buffer[i].image = new Image( width, height, camera->Colours(), &(shared_images->images[i*camera->ImageSize()]) );
}
if ( !n_zones )
{
n_zones = 1;
zones = new Zone *[1];
zones[0] = new Zone( this, 0, "All", Zone::ACTIVE, Box( width, height ), RGB_RED );
}
start_time = last_fps_time = time( 0 );
event = 0;
Info(( "Monitor %s has function %d", name, function ));
Info(( "Monitor %s LBF = '%s', LBX = %d, LBY = %d", name, label_format, label_coord.X(), label_coord.Y() ));
Info(( "Monitor %s IBC = %d, WUC = %d, pEC = %d, PEC = %d, FRI = %d, RBP = %d", name, image_buffer_count, warmup_count, pre_event_count, post_event_count, fps_report_interval, ref_blend_perc ));
if ( !p_capture )
{
ref_image.Assign( width, height, camera->Colours(), image_buffer[shared_images->last_write_index].image->Buffer() );
}
else
{
static char path[PATH_MAX];
sprintf( path, ZM_DIR_EVENTS );
struct stat statbuf;
errno = 0;
stat( path, &statbuf );
if ( errno == ENOENT || errno == ENOTDIR )
{
if ( mkdir( path, 0755 ) )
{
Error(( "Can't make %s: %s", path, strerror(errno)));
}
}
sprintf( path, ZM_DIR_EVENTS "/%s", name );
errno = 0;
stat( path, &statbuf );
if ( errno == ENOENT || errno == ENOTDIR )
{
if ( mkdir( path, 0755 ) )
{
Error(( "Can't make %s: %s", path, strerror(errno)));
}
}
}
record_event_stats = ZM_RECORD_EVENT_STATS;
Initialise( p_mode);
}
Monitor::~Monitor()
@ -248,6 +71,111 @@ Monitor::~Monitor()
}
}
void Monitor::Initialise( Mode mode )
{
fps = 0.0;
event_count = 0;
image_count = 0;
first_alarm_count = 0;
last_alarm_count = 0;
state = IDLE;
Info(( "monitor mode=%d", mode ));
int shared_data_size = sizeof(SharedData)+(image_buffer_count*sizeof(time_t))+(image_buffer_count*camera->ImageSize());
Info(( "shm.size=%d", shared_data_size ));
shmid = shmget( ZM_SHM_KEY|id, shared_data_size, IPC_CREAT|0777 );
if ( shmid < 0 )
{
Error(( "Can't shmget: %s", strerror(errno)));
exit( -1 );
}
unsigned char *shm_ptr = (unsigned char *)shmat( shmid, 0, 0 );
shared_data = (SharedData *)shm_ptr;
if ( shared_data < 0 )
{
Error(( "Can't shmat: %s", strerror(errno)));
exit( -1 );
}
if ( mode == CAPTURE )
{
memset( shared_data, 0, shared_data_size );
shared_data->valid = true;
shared_data->state = IDLE;
shared_data->last_write_index = image_buffer_count;
shared_data->last_read_index = image_buffer_count;
shared_data->last_event = 0;
shared_data->force_state = FORCE_NEUTRAL;
}
if ( !shared_data->valid )
{
Error(( "Shared memory not initialised by capture daemon" ));
exit( -1 );
}
struct timeval *shared_timestamps = (struct timeval *)(shm_ptr+sizeof(SharedData));
unsigned char *shared_images = (unsigned char *)(shm_ptr+sizeof(SharedData)+(image_buffer_count*sizeof(struct timeval)));
image_buffer = new Snapshot[image_buffer_count];
for ( int i = 0; i < image_buffer_count; i++ )
{
image_buffer[i].timestamp = &(shared_timestamps[i]);
image_buffer[i].image = new Image( width, height, camera->Colours(), &(shared_images[i*camera->ImageSize()]) );
}
if ( !n_zones )
{
n_zones = 1;
zones = new Zone *[1];
zones[0] = new Zone( this, 0, "All", Zone::ACTIVE, Box( width, height ), RGB_RED );
}
start_time = last_fps_time = time( 0 );
event = 0;
Info(( "Monitor %s has function %d", name, function ));
Info(( "Monitor %s LBF = '%s', LBX = %d, LBY = %d", name, label_format, label_coord.X(), label_coord.Y() ));
Info(( "Monitor %s IBC = %d, WUC = %d, pEC = %d, PEC = %d, FRI = %d, RBP = %d", name, image_buffer_count, warmup_count, pre_event_count, post_event_count, fps_report_interval, ref_blend_perc ));
record_event_stats = ZM_RECORD_EVENT_STATS;
if ( mode == ANALYSIS )
{
static char path[PATH_MAX];
sprintf( path, ZM_DIR_EVENTS );
struct stat statbuf;
errno = 0;
stat( path, &statbuf );
if ( errno == ENOENT || errno == ENOTDIR )
{
if ( mkdir( path, 0755 ) )
{
Error(( "Can't make %s: %s", path, strerror(errno)));
}
}
sprintf( path, ZM_DIR_EVENTS "/%s", name );
errno = 0;
stat( path, &statbuf );
if ( errno == ENOENT || errno == ENOTDIR )
{
if ( mkdir( path, 0755 ) )
{
Error(( "Can't make %s: %s", path, strerror(errno)));
}
}
while( shared_data->last_write_index == image_buffer_count )
{
Warning(( "Waiting for capture daemon" ));
sleep( 1 );
}
ref_image.Assign( width, height, camera->Colours(), image_buffer[shared_data->last_write_index].image->Buffer() );
}
}
void Monitor::AddZones( int p_n_zones, Zone *p_zones[] )
{
n_zones = p_n_zones;
@ -256,14 +184,14 @@ void Monitor::AddZones( int p_n_zones, Zone *p_zones[] )
Monitor::State Monitor::GetState() const
{
return( shared_images->state );
return( shared_data->state );
}
int Monitor::GetImage( int index ) const
{
if ( index < 0 || index > image_buffer_count )
{
index = shared_images->last_write_index;
index = shared_data->last_write_index;
}
Snapshot *snap = &image_buffer[index];
Image *image = snap->image;
@ -278,30 +206,34 @@ struct timeval Monitor::GetTimestamp( int index ) const
{
if ( index < 0 || index > image_buffer_count )
{
index = shared_images->last_write_index;
index = shared_data->last_write_index;
}
Info(( "Index %d = %x", index, image_buffer[index].timestamp ));
Info(( "Timestamp %d.%d", image_buffer[index].timestamp->tv_sec, image_buffer[index].timestamp->tv_usec ));
Snapshot *snap = &image_buffer[index];
return( *(snap->timestamp) );
}
unsigned int Monitor::GetLastReadIndex() const
{
return( shared_images->last_read_index );
return( shared_data->last_read_index );
}
unsigned int Monitor::GetLastWriteIndex() const
{
return( shared_images->last_write_index );
return( shared_data->last_write_index );
}
unsigned int Monitor::GetLastEvent() const
{
return( shared_images->last_event );
return( shared_data->last_event );
}
double Monitor::GetFPS() const
{
int index1 = shared_images->last_write_index;
int index1 = shared_data->last_write_index;
int index2 = (index1+1)%image_buffer_count;
//Snapshot *snap1 = &image_buffer[index1];
@ -318,22 +250,22 @@ double Monitor::GetFPS() const
void Monitor::ForceAlarmOn()
{
shared_images->force_state = FORCE_ON;
shared_data->force_state = FORCE_ON;
}
void Monitor::ForceAlarmOff()
{
shared_images->force_state = FORCE_OFF;
shared_data->force_state = FORCE_OFF;
}
void Monitor::CancelForced()
{
shared_images->force_state = FORCE_NEUTRAL;
shared_data->force_state = FORCE_NEUTRAL;
}
void Monitor::DumpZoneImage()
{
int index = shared_images->last_write_index;
int index = shared_data->last_write_index;
Snapshot *snap = &image_buffer[index];
Image *image = snap->image;
@ -380,7 +312,7 @@ void Monitor::DumpImage( Image *image ) const
bool Monitor::Analyse()
{
if ( shared_images->last_read_index == shared_images->last_write_index )
if ( shared_data->last_read_index == shared_data->last_write_index )
{
return( false );
}
@ -398,7 +330,7 @@ bool Monitor::Analyse()
int index;
if ( ZM_OPT_ADAPTIVE_SKIP )
{
int read_margin = shared_images->last_read_index - shared_images->last_write_index;
int read_margin = shared_data->last_read_index - shared_data->last_write_index;
if ( read_margin < 0 ) read_margin += image_buffer_count;
int step = 1;
@ -407,13 +339,13 @@ bool Monitor::Analyse()
step = (9*image_buffer_count)/(5*read_margin);
}
int pending_frames = shared_images->last_write_index - shared_images->last_read_index;
int pending_frames = shared_data->last_write_index - shared_data->last_read_index;
if ( pending_frames < 0 ) pending_frames += image_buffer_count;
Debug( 1, ( "RI:%d, WI: %d, PF = %d, RM = %d, Step = %d", shared_images->last_read_index, shared_images->last_write_index, pending_frames, read_margin, step ));
Debug( 1, ( "RI:%d, WI: %d, PF = %d, RM = %d, Step = %d", shared_data->last_read_index, shared_data->last_write_index, pending_frames, read_margin, step ));
if ( step <= pending_frames )
{
index = (shared_images->last_read_index+step)%image_buffer_count;
index = (shared_data->last_read_index+step)%image_buffer_count;
}
else
{
@ -421,12 +353,12 @@ bool Monitor::Analyse()
{
Warning(( "Approaching buffer overrun, consider increasing ring buffer size" ));
}
index = shared_images->last_write_index%image_buffer_count;
index = shared_data->last_write_index%image_buffer_count;
}
}
else
{
index = shared_images->last_write_index%image_buffer_count;
index = shared_data->last_write_index%image_buffer_count;
}
Snapshot *snap = &image_buffer[index];
@ -436,9 +368,9 @@ bool Monitor::Analyse()
unsigned int score = 0;
if ( Ready() )
{
if ( shared_images->force_state != FORCE_OFF )
if ( shared_data->force_state != FORCE_OFF )
score = Compare( *image );
if ( shared_images->force_state == FORCE_ON )
if ( shared_data->force_state == FORCE_ON )
score = ZM_FORCED_ALARM_SCORE;
if ( score )
@ -461,23 +393,23 @@ bool Monitor::Analyse()
event->AddFrames( pre_event_count, timestamps, images );
//event->AddFrame( now, &image );
}
shared_images->state = state = ALARM;
shared_data->state = state = ALARM;
last_alarm_count = image_count;
}
else
{
if ( state == ALARM )
{
shared_images->state = state = ALERT;
shared_data->state = state = ALERT;
}
else if ( state == ALERT )
{
if ( image_count-last_alarm_count > post_event_count )
{
Info(( "%s: %03d - Left alarm state (%d) - %d(%d) images", name, image_count, event->Id(), event->Frames(), event->AlarmFrames() ));
shared_images->last_event = event->Id();
shared_data->last_event = event->Id();
delete event;
shared_images->state = state = IDLE;
shared_data->state = state = IDLE;
}
}
}
@ -512,7 +444,7 @@ bool Monitor::Analyse()
//DumpImage( image );
}
shared_images->last_read_index = index%image_buffer_count;
shared_data->last_read_index = index%image_buffer_count;
image_count++;
return( true );
@ -530,7 +462,7 @@ void Monitor::ReloadZones()
DumpZoneImage();
}
int Monitor::Load( int device, Monitor **&monitors, bool capture )
int Monitor::Load( int device, Monitor **&monitors, Mode mode )
{
static char sql[256];
if ( device == -1 )
@ -559,7 +491,7 @@ int Monitor::Load( int device, Monitor **&monitors, bool capture )
monitors = new Monitor *[n_monitors];
for( int i = 0; MYSQL_ROW dbrow = mysql_fetch_row( result ); i++ )
{
monitors[i] = new Monitor( atoi(dbrow[0]), dbrow[1], atoi(dbrow[2]), atoi(dbrow[3]), atoi(dbrow[4]), atoi(dbrow[5]), atoi(dbrow[6]), atoi(dbrow[7]), atoi(dbrow[8]), atoi(dbrow[9]), dbrow[10], Coord( atoi(dbrow[11]), atoi(dbrow[12]) ), atoi(dbrow[13]), atoi(dbrow[14]), atoi(dbrow[15]), atoi(dbrow[16]), atof(dbrow[17])>0.0?int(DT_PREC_3/atof(dbrow[17])):0, atoi(dbrow[18]), atoi(dbrow[19]), capture );
monitors[i] = new Monitor( atoi(dbrow[0]), dbrow[1], atoi(dbrow[2]), atoi(dbrow[3]), atoi(dbrow[4]), atoi(dbrow[5]), atoi(dbrow[6]), atoi(dbrow[7]), atoi(dbrow[8]), atoi(dbrow[9]), dbrow[10], Coord( atoi(dbrow[11]), atoi(dbrow[12]) ), atoi(dbrow[13]), atoi(dbrow[14]), atoi(dbrow[15]), atoi(dbrow[16]), atof(dbrow[17])>0.0?int(DT_PREC_3/atof(dbrow[17])):0, atoi(dbrow[18]), atoi(dbrow[19]), mode );
Zone **zones = 0;
int n_zones = Zone::Load( monitors[i], zones );
monitors[i]->AddZones( n_zones, zones );
@ -576,7 +508,7 @@ int Monitor::Load( int device, Monitor **&monitors, bool capture )
return( n_monitors );
}
int Monitor::Load( const char *host, const char*port, const char *path, Monitor **&monitors, bool capture )
int Monitor::Load( const char *host, const char*port, const char *path, Monitor **&monitors, Mode mode )
{
static char sql[256];
if ( !host )
@ -605,7 +537,7 @@ int Monitor::Load( const char *host, const char*port, const char *path, Monitor
monitors = new Monitor *[n_monitors];
for( int i = 0; MYSQL_ROW dbrow = mysql_fetch_row( result ); i++ )
{
monitors[i] = new Monitor( atoi(dbrow[0]), dbrow[1], atoi(dbrow[2]), dbrow[3], dbrow[4], dbrow[5], atoi(dbrow[6]), atoi(dbrow[7]), atoi(dbrow[8]), atoi(dbrow[9]), dbrow[10], Coord( atoi(dbrow[11]), atoi(dbrow[12]) ), atoi(dbrow[13]), atoi(dbrow[14]), atoi(dbrow[15]), atoi(dbrow[16]), atof(dbrow[17])>0.0?int(DT_PREC_3/atof(dbrow[17])):0, atoi(dbrow[18]), atoi(dbrow[19]), capture );
monitors[i] = new Monitor( atoi(dbrow[0]), dbrow[1], atoi(dbrow[2]), dbrow[3], dbrow[4], dbrow[5], atoi(dbrow[6]), atoi(dbrow[7]), atoi(dbrow[8]), atoi(dbrow[9]), dbrow[10], Coord( atoi(dbrow[11]), atoi(dbrow[12]) ), atoi(dbrow[13]), atoi(dbrow[14]), atoi(dbrow[15]), atoi(dbrow[16]), atof(dbrow[17])>0.0?int(DT_PREC_3/atof(dbrow[17])):0, atoi(dbrow[18]), atoi(dbrow[19]), mode );
Zone **zones = 0;
int n_zones = Zone::Load( monitors[i], zones );
monitors[i]->AddZones( n_zones, zones );
@ -622,7 +554,7 @@ int Monitor::Load( const char *host, const char*port, const char *path, Monitor
return( n_monitors );
}
Monitor *Monitor::Load( int id, bool load_zones )
Monitor *Monitor::Load( int id, bool load_zones, Mode mode )
{
static char sql[256];
sprintf( sql, "select Id, Name, Type, Function+0, Device, Channel, Format, Host, Port, Path, Width, Height, Palette, Orientation+0, LabelFormat, LabelX, LabelY, ImageBufferCount, WarmupCount, PreEventCount, PostEventCount, MaxFPS, FPSReportInterval, RefBlendPerc from Monitors where Id = %d", id );
@ -645,11 +577,11 @@ Monitor *Monitor::Load( int id, bool load_zones )
{
if ( !strcmp( dbrow[2], "Local" ) )
{
monitor = new Monitor( atoi(dbrow[0]), dbrow[1], atoi(dbrow[3]), atoi(dbrow[4]), atoi(dbrow[5]), atoi(dbrow[6]), atoi(dbrow[10]), atoi(dbrow[11]), atoi(dbrow[12]), atoi(dbrow[13]), dbrow[14], Coord( atoi(dbrow[15]), atoi(dbrow[16]) ), atoi(dbrow[17]), atoi(dbrow[18]), atoi(dbrow[19]), atoi(dbrow[20]), atof(dbrow[21])>0.0?int(DT_PREC_3/atof(dbrow[21])):0, atoi(dbrow[22]), atoi(dbrow[23]), false );
monitor = new Monitor( atoi(dbrow[0]), dbrow[1], atoi(dbrow[3]), atoi(dbrow[4]), atoi(dbrow[5]), atoi(dbrow[6]), atoi(dbrow[10]), atoi(dbrow[11]), atoi(dbrow[12]), atoi(dbrow[13]), dbrow[14], Coord( atoi(dbrow[15]), atoi(dbrow[16]) ), atoi(dbrow[17]), atoi(dbrow[18]), atoi(dbrow[19]), atoi(dbrow[20]), atof(dbrow[21])>0.0?int(DT_PREC_3/atof(dbrow[21])):0, atoi(dbrow[22]), atoi(dbrow[23]), mode );
}
else
{
monitor = new Monitor( atoi(dbrow[0]), dbrow[1], atoi(dbrow[3]), dbrow[7], dbrow[8], dbrow[9], atoi(dbrow[10]), atoi(dbrow[11]), atoi(dbrow[12]), atoi(dbrow[13]), dbrow[14], Coord( atoi(dbrow[15]), atoi(dbrow[16]) ), atoi(dbrow[17]), atoi(dbrow[18]), atoi(dbrow[19]), atoi(dbrow[20]), atof(dbrow[21])>0.0?int(DT_PREC_3/atof(dbrow[21])):0, atoi(dbrow[22]), atoi(dbrow[23]), false );
monitor = new Monitor( atoi(dbrow[0]), dbrow[1], atoi(dbrow[3]), dbrow[7], dbrow[8], dbrow[9], atoi(dbrow[10]), atoi(dbrow[11]), atoi(dbrow[12]), atoi(dbrow[13]), dbrow[14], Coord( atoi(dbrow[15]), atoi(dbrow[16]) ), atoi(dbrow[17]), atoi(dbrow[18]), atoi(dbrow[19]), atoi(dbrow[20]), atof(dbrow[21])>0.0?int(DT_PREC_3/atof(dbrow[21])):0, atoi(dbrow[22]), atoi(dbrow[23]), mode );
}
int n_zones = 0;
if ( load_zones )
@ -693,11 +625,11 @@ void Monitor::StreamImages( unsigned long idle, unsigned long refresh, FILE *fd,
{
break;
}
if ( last_read_index != shared_images->last_write_index )
if ( last_read_index != shared_data->last_write_index )
{
// Send the next frame
last_read_index = shared_images->last_write_index;
int index = shared_images->last_write_index%image_buffer_count;
last_read_index = shared_data->last_write_index;
int index = shared_data->last_write_index%image_buffer_count;
//Info(( "%d: %x - %x", index, image_buffer[index].image, image_buffer[index].image->buffer ));
Snapshot *snap = &image_buffer[index];
Image *image = snap->image;
@ -708,7 +640,7 @@ void Monitor::StreamImages( unsigned long idle, unsigned long refresh, FILE *fd,
fprintf( fd, "\n--ZoneMinderFrame\n" );
}
usleep( refresh*1000 );
for ( int i = 0; shared_images->state == IDLE && i < loop_count; i++ )
for ( int i = 0; shared_data->state == IDLE && i < loop_count; i++ )
{
usleep( refresh*1000 );
}

34
src/zm_monitor.h
View File

@ -36,6 +36,13 @@ static struct timezone dummy_tz; // To avoid declaring pointless one each time w
class Monitor
{
public:
typedef enum
{
QUERY=0,
CAPTURE,
ANALYSIS
} Mode;
typedef enum
{
NONE=1,
@ -94,6 +101,7 @@ protected:
typedef struct
{
bool valid;
State state;
int last_write_index;
int last_read_index;
@ -101,21 +109,28 @@ protected:
ForceState force_state;
struct timeval *timestamps;
unsigned char *images;
} SharedImages;
} SharedData;
SharedImages *shared_images;
SharedData *shared_data;
bool record_event_stats;
Camera *camera;
public:
Monitor( int p_id, char *p_name, int p_function, int p_device, int p_channel, int p_format, int p_width, int p_height, int p_palette, int p_orientation, char *p_label_format, const Coord &p_label_coord, int p_image_buffer_count, int p_warmup_count, int p_pre_event_count, int p_post_event_count, int p_capture_delay, int p_fps_report_interval, int p_ref_blend_perc, bool p_capture, int p_n_zones=0, Zone *p_zones[]=0 );
Monitor( int p_id, char *p_name, int p_function, const char *p_host, const char *p_port, const char *p_path, int p_width, int p_height, int p_palette, int p_orientation, char *p_label_format, const Coord &p_label_coord, int p_image_buffer_count, int p_warmup_count, int p_pre_event_count, int p_post_event_count, int p_capture_delay, int p_fps_report_interval, int p_ref_blend_perc, bool p_capture, int p_n_zones=0, Zone *p_zones[]=0 );
Monitor( int p_id, char *p_name, int p_function, int p_device, int p_channel, int p_format, int p_width, int p_height, int p_palette, int p_orientation, char *p_label_format, const Coord &p_label_coord, int p_image_buffer_count, int p_warmup_count, int p_pre_event_count, int p_post_event_count, int p_capture_delay, int p_fps_report_interval, int p_ref_blend_perc, Mode p_mode=QUERY, int p_n_zones=0, Zone *p_zones[]=0 );
Monitor( int p_id, char *p_name, int p_function, const char *p_host, const char *p_port, const char *p_path, int p_width, int p_height, int p_palette, int p_orientation, char *p_label_format, const Coord &p_label_coord, int p_image_buffer_count, int p_warmup_count, int p_pre_event_count, int p_post_event_count, int p_capture_delay, int p_fps_report_interval, int p_ref_blend_perc, Mode p_mode=QUERY, int p_n_zones=0, Zone *p_zones[]=0 );
~Monitor();
void Initialise( Mode mode );
void AddZones( int p_n_zones, Zone *p_zones[] );
inline int ShmValid() const
{
return( shared_data->valid );
}
inline int Id() const
{
return( id );
@ -168,14 +183,14 @@ public:
int index = image_count%image_buffer_count;
if ( index == shared_images->last_read_index && function == ACTIVE )
if ( index == shared_data->last_read_index && function == ACTIVE )
{
Warning(( "Buffer overrun at index %d\n", index ));
}
gettimeofday( image_buffer[index].timestamp, &dummy_tz );
image_buffer[index].image->CopyBuffer( image );
shared_images->last_write_index = index;
shared_data->last_write_index = index;
image_count++;
@ -185,6 +200,7 @@ public:
Info(( "%s: %d - Capturing at %.2f fps", name, image_count, fps ));
last_fps_time = now;
}
sleep( 2 );
return( 0 );
}
return( -1 );
@ -205,9 +221,9 @@ public:
unsigned int Compare( const Image &image );
void ReloadZones();
static int Load( int device, Monitor **&monitors, bool capture=true );
static int Load( const char *host, const char*port, const char*path, Monitor **&monitors, bool capture=true );
static Monitor *Load( int id, bool load_zones=false );
static int Load( int device, Monitor **&monitors, Mode mode=QUERY );
static int Load( const char *host, const char*port, const char*path, Monitor **&monitors, Mode mode=QUERY );
static Monitor *Load( int id, bool load_zones=false, Mode mode=QUERY );
void StreamImages( unsigned long idle=5000, unsigned long refresh=50, FILE *fd=stdout, time_t ttl=0 );
};

2
src/zma.cpp
View File

@ -106,7 +106,7 @@ int main( int argc, char *argv[] )
zmDbConnect( ZM_DB_USERA, ZM_DB_PASSA );
Monitor *monitor = Monitor::Load( id, true );
Monitor *monitor = Monitor::Load( id, true, Monitor::ANALYSIS );
if ( monitor )
{

4
src/zmc.cpp
View File

@ -137,13 +137,13 @@ int main( int argc, char *argv[] )
int n_monitors = 0;
if ( device >= 0 )
{
n_monitors = Monitor::Load( device, monitors );
n_monitors = Monitor::Load( device, monitors, Monitor::CAPTURE );
}
else
{
if ( !port )
port = "80";
n_monitors = Monitor::Load( host, port, path, monitors );
n_monitors = Monitor::Load( host, port, path, monitors, Monitor::CAPTURE );
}
if ( !n_monitors )