zoneminder/src/zm_monitor.cpp

3456 lines
100 KiB
C++

//
// ZoneMinder Monitor Class Implementation, $Date$, $Revision$
// Copyright (C) 2003, 2004, 2005, 2006 Philip Coombes
//
// 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.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
//
#include <sys/types.h>
#include <sys/stat.h>
#include <glob.h>
#include "zm.h"
#include "zm_db.h"
#include "zm_time.h"
#include "zm_mpeg.h"
#include "zm_signal.h"
#include "zm_monitor.h"
#include "zm_local_camera.h"
#include "zm_remote_camera.h"
#include "zm_remote_camera_http.h"
#include "zm_remote_camera_rtsp.h"
#include "zm_file_camera.h"
#if ZM_MEM_MAPPED
#include <sys/mman.h>
#include <fcntl.h>
#else // ZM_MEM_MAPPED
#include <sys/ipc.h>
#include <sys/shm.h>
#endif // ZM_MEM_MAPPED
Monitor::MonitorLink::MonitorLink( int p_id, const char *p_name ) : id( p_id )
{
strncpy( name, p_name, sizeof(name) );
#if ZM_MEM_MAPPED
map_fd = -1;
#else // ZM_MEM_MAPPED
shm_id = 0;
#endif // ZM_MEM_MAPPED
mem_size = 0;
mem_ptr = 0;
last_event = 0;
last_state = IDLE;
last_connect_time = 0;
connected = false;
}
Monitor::MonitorLink::~MonitorLink()
{
disconnect();
}
bool Monitor::MonitorLink::connect()
{
if ( !last_connect_time || (time( 0 ) - last_connect_time) > 60 )
{
last_connect_time = time( 0 );
mem_size = sizeof(SharedData) + sizeof(TriggerData);
Debug( 1, "link.mem.size=%d", mem_size );
#if ZM_MEM_MAPPED
char mem_file[PATH_MAX];
snprintf( mem_file, sizeof(mem_file), "%s/.zm.mmap.%d", config.path_map, id );
map_fd = open( mem_file, O_RDWR, (mode_t)0600 );
if ( map_fd < 0 )
{
Debug( 3, ( "Can't open linked memory map file %s: %s", mem_file, strerror(errno)));
disconnect();
return( false );
}
struct stat map_stat;
if ( fstat( map_fd, &map_stat ) < 0 )
{
Error(( "Can't stat linked memory map file %s: %s", mem_file, strerror(errno)));
disconnect();
return( false );
}
if ( map_stat.st_size == 0 )
{
Error(( "Linked memory map file %s is empty: %s", mem_file, strerror(errno)));
disconnect();
return( false );
}
else if ( map_stat.st_size < mem_size )
{
Error(( "Got unexpected memory map file size %d, expected %d", map_stat.st_size, mem_size ));
disconnect();
return( false );
}
mem_ptr = (unsigned char *)mmap( NULL, mem_size, PROT_READ|PROT_WRITE, MAP_SHARED, map_fd, 0 );
if ( mem_ptr == MAP_FAILED )
{
Error(( "Can't map file %s (%d bytes) to memory: %s", mem_file, mem_size, strerror(errno)));
disconnect();
return( false );
}
#else // ZM_MEM_MAPPED
shm_id = shmget( (config.shm_key&0xffff0000)|id, mem_size, 0700 );
if ( shm_id < 0 )
{
Debug( 3, "Can't shmget link memory: %s", strerror(errno));
connected = false;
return( false );
}
mem_ptr = (unsigned char *)shmat( shm_id, 0, 0 );
if ( mem_ptr < 0 )
{
Debug( 3, "Can't shmat link memory: %s", strerror(errno));
connected = false;
return( false );
}
#endif // ZM_MEM_MAPPED
shared_data = (SharedData *)mem_ptr;
trigger_data = (TriggerData *)((char *)shared_data + sizeof(SharedData));
if ( !shared_data->valid )
{
Debug( 3, "Linked memory not initialised by capture daemon" );
disconnect();
return( false );
}
last_state = shared_data->state;
last_event = shared_data->last_event;
connected = true;
return( true );
}
return( false );
}
bool Monitor::MonitorLink::disconnect()
{
if ( connected )
{
connected = false;
#if ZM_MEM_MAPPED
if ( mem_ptr > 0 )
{
msync( mem_ptr, mem_size, MS_ASYNC );
munmap( mem_ptr, mem_size );
}
if ( map_fd >= 0 )
close( map_fd );
map_fd = -1;
#else // ZM_MEM_MAPPED
struct shmid_ds shm_data;
if ( shmctl( shm_id, IPC_STAT, &shm_data ) < 0 )
{
Debug( 3, "Can't shmctl: %s", strerror(errno) );
return( false );
}
shm_id = 0;
if ( shm_data.shm_nattch <= 1 )
{
if ( shmctl( shm_id, IPC_RMID, 0 ) < 0 )
{
Debug( 3, "Can't shmctl: %s", strerror(errno) );
return( false );
}
}
if ( shmdt( mem_ptr ) < 0 )
{
Debug( 3, "Can't shmdt: %s", strerror(errno) );
return( false );
}
#endif // ZM_MEM_MAPPED
mem_size = 0;
mem_ptr = 0;
}
return( true );
}
bool Monitor::MonitorLink::isAlarmed()
{
if ( !connected )
{
return( false );
}
return( shared_data->state == ALARM );
}
bool Monitor::MonitorLink::inAlarm()
{
if ( !connected )
{
return( false );
}
return( shared_data->state == ALARM || shared_data->state == ALERT );
}
bool Monitor::MonitorLink::hasAlarmed()
{
if ( shared_data->state == ALARM || shared_data->state == ALERT )
{
return( true );
}
else if( shared_data->last_event != last_event )
{
last_event = shared_data->last_event;
return( true );
}
return( false );
}
Monitor::Monitor(
int p_id,
const char *p_name,
int p_function,
bool p_enabled,
const char *p_linked_monitors,
Camera *p_camera,
int p_orientation,
const char *p_event_prefix,
const 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_stream_replay_buffer,
int p_alarm_frame_count,
int p_section_length,
int p_frame_skip,
int p_capture_delay,
int p_alarm_capture_delay,
int p_fps_report_interval,
int p_ref_blend_perc,
bool p_track_motion,
Rgb p_signal_check_colour,
Purpose p_purpose,
int p_n_zones,
Zone *p_zones[]
) : id( p_id ),
function( (Function)p_function ),
enabled( p_enabled ),
width( (p_orientation==ROTATE_90||p_orientation==ROTATE_270)?p_camera->Height():p_camera->Width() ),
height( (p_orientation==ROTATE_90||p_orientation==ROTATE_270)?p_camera->Width():p_camera->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 ),
stream_replay_buffer( p_stream_replay_buffer ),
section_length( p_section_length ),
frame_skip( p_frame_skip ),
capture_delay( p_capture_delay ),
alarm_capture_delay( p_alarm_capture_delay ),
alarm_frame_count( p_alarm_frame_count ),
fps_report_interval( p_fps_report_interval ),
ref_blend_perc( p_ref_blend_perc ),
track_motion( p_track_motion ),
signal_check_colour( p_signal_check_colour ),
image( width, height, p_camera->Colours() ),
ref_image( width, height, p_camera->Colours() ),
purpose( p_purpose ),
camera( p_camera ),
n_zones( p_n_zones ),
zones( p_zones )
{
strncpy( name, p_name, sizeof(name) );
strncpy( event_prefix, p_event_prefix, sizeof(event_prefix) );
strncpy( label_format, p_label_format, sizeof(label_format) );
// Change \n to actual line feeds
char *token_ptr = label_format;
const char *token_string = "\n";
while( ( token_ptr = strstr( token_ptr, token_string ) ) )
{
if ( *(token_ptr+1) )
{
*token_ptr = '\n';
token_ptr++;
strcpy( token_ptr, token_ptr+1 );
}
else
{
*token_ptr = '\0';
break;
}
}
fps = 0.0;
event_count = 0;
image_count = 0;
ready_count = warmup_count;
first_alarm_count = 0;
last_alarm_count = 0;
state = IDLE;
if ( alarm_frame_count < 1 )
alarm_frame_count = 1;
else if ( alarm_frame_count > MAX_PRE_ALARM_FRAMES )
alarm_frame_count = MAX_PRE_ALARM_FRAMES;
auto_resume_time = 0;
Debug( 1, "monitor purpose=%d", purpose );
mem_size = sizeof(SharedData)
+ sizeof(TriggerData)
+ (image_buffer_count*sizeof(struct timeval))
+ (image_buffer_count*camera->ImageSize());
Debug( 1, "mem.size=%d", mem_size );
#if ZM_MEM_MAPPED
char mem_file[PATH_MAX];
snprintf( mem_file, sizeof(mem_file), "%s/.zm.mmap.%d", config.path_map, id );
map_fd = open( mem_file, O_RDWR|O_CREAT, (mode_t)0600 );
if ( map_fd < 0 )
Fatal(( "Can't open memory map file %s, probably not enough space free: %s", mem_file, strerror(errno)));
struct stat map_stat;
if ( fstat( map_fd, &map_stat ) < 0 )
Fatal(( "Can't stat memory map file %s: %s", mem_file, strerror(errno)));
if ( map_stat.st_size == 0 )
{
// Allocate the size
if ( ftruncate( map_fd, mem_size ) < 0 )
Fatal(( "Can't extend memory map file %s to %d bytes: %s", mem_file, mem_size, strerror(errno)));
}
else if ( map_stat.st_size != mem_size )
{
Error(( "Got unexpected memory map file size %d, expected %d", map_stat.st_size, mem_size ));
}
mem_ptr = (unsigned char *)mmap( NULL, mem_size, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_LOCKED, map_fd, 0 );
if ( mem_ptr == MAP_FAILED )
if ( errno == EAGAIN )
{
Debug( 1, ( "Unable to map file %s (%d bytes) to locked memory, trying unlocked", mem_file, mem_size, strerror(errno), errno ));
mem_ptr = (unsigned char *)mmap( NULL, mem_size, PROT_READ|PROT_WRITE, MAP_SHARED, map_fd, 0 );
}
if ( mem_ptr == MAP_FAILED )
Fatal(( "Can't map file %s (%d bytes) to memory: %s(%d)", mem_file, mem_size, strerror(errno), errno ));
#else // ZM_MEM_MAPPED
shm_id = shmget( (config.shm_key&0xffff0000)|id, mem_size, IPC_CREAT|0700 );
if ( shm_id < 0 )
{
Error( "Can't shmget, probably not enough shared memory space free: %s", strerror(errno));
exit( -1 );
}
mem_ptr = (unsigned char *)shmat( shm_id, 0, 0 );
if ( mem_ptr < 0 )
{
Error( "Can't shmat: %s", strerror(errno));
exit( -1 );
}
#endif // ZM_MEM_MAPPED
shared_data = (SharedData *)mem_ptr;
trigger_data = (TriggerData *)((char *)shared_data + sizeof(SharedData));
struct timeval *shared_timestamps = (struct timeval *)((char *)trigger_data + sizeof(TriggerData));
unsigned char *shared_images = (unsigned char *)((char *)shared_timestamps + (image_buffer_count*sizeof(struct timeval)));
if ( purpose == CAPTURE )
{
memset( mem_ptr, 0, mem_size );
shared_data->size = sizeof(SharedData);
shared_data->valid = true;
shared_data->active = enabled;
shared_data->signal = false;
shared_data->state = IDLE;
shared_data->last_write_index = image_buffer_count;
shared_data->last_read_index = image_buffer_count;
shared_data->last_image_time = 0;
shared_data->last_event = 0;
shared_data->action = (Action)0;
shared_data->brightness = -1;
shared_data->hue = -1;
shared_data->colour = -1;
shared_data->contrast = -1;
shared_data->alarm_x = -1;
shared_data->alarm_y = -1;
trigger_data->size = sizeof(TriggerData);
trigger_data->trigger_state = TRIGGER_CANCEL;
trigger_data->trigger_score = 0;
trigger_data->trigger_cause[0] = 0;
trigger_data->trigger_text[0] = 0;
trigger_data->trigger_showtext[0] = 0;
}
else if ( purpose == ANALYSIS )
{
shared_data->state = IDLE;
shared_data->alarm_x = -1;
shared_data->alarm_y = -1;
}
if ( !shared_data->valid )
{
if ( purpose != QUERY )
{
Error( "Shared memory not initialised by capture daemon" );
exit( -1 );
}
else
{
Warning( "Shared memory not initialised by capture daemon, some query functions may not be available or produce invalid results" );
}
}
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];
Coord coords[4] = { Coord( 0, 0 ), Coord( width-1, 0 ), Coord( width-1, height-1 ), Coord( 0, height-1 ) };
zones[0] = new Zone( this, 0, "All", Zone::ACTIVE, Polygon( sizeof(coords)/sizeof(*coords), coords ), RGB_RED, Zone::BLOBS );
}
start_time = last_fps_time = time( 0 );
event = 0;
Debug( 1, "Monitor %s has function %d", name, function );
Debug( 1, "Monitor %s LBF = '%s', LBX = %d, LBY = %d", name, label_format, label_coord.X(), label_coord.Y() );
Debug( 1, "Monitor %s IBC = %d, WUC = %d, pEC = %d, PEC = %d, EAF = %d, FRI = %d, RBP = %d, FM = %d", name, image_buffer_count, warmup_count, pre_event_count, post_event_count, alarm_frame_count, fps_report_interval, ref_blend_perc, track_motion );
if ( purpose == ANALYSIS )
{
static char path[PATH_MAX];
strncpy( path, config.dir_events, sizeof(path) );
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));
}
}
snprintf( path, sizeof(path), "%s/%d", config.dir_events, id );
errno = 0;
stat( path, &statbuf );
if ( errno == ENOENT || errno == ENOTDIR )
{
if ( mkdir( path, 0755 ) )
{
Error( "Can't make %s: %s", path, strerror(errno));
}
char temp_path[PATH_MAX];
snprintf( temp_path, sizeof(temp_path), "%d", id );
chdir( config.dir_events );
symlink( temp_path, name );
chdir( ".." );
}
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() );
n_linked_monitors = 0;
linked_monitors = 0;
ReloadLinkedMonitors( p_linked_monitors );
}
srand( getpid() * time( 0 ) );
}
Monitor::~Monitor()
{
closeEvent();
for ( int i = 0; i < image_buffer_count; i++ )
{
delete image_buffer[i].image;
}
delete[] image_buffer;
for ( int i = 0; i < n_zones; i++ )
{
delete zones[i];
}
delete[] zones;
delete camera;
if ( purpose == ANALYSIS )
{
shared_data->state = state = IDLE;
shared_data->last_read_index = image_buffer_count;
}
else if ( purpose == CAPTURE )
{
shared_data->valid = false;
memset( mem_ptr, 0, mem_size );
}
#if ZM_MEM_MAPPED
if ( msync( mem_ptr, mem_size, MS_INVALIDATE ) < 0 )
Fatal( "Can't msync: %s", strerror(errno) );
if ( munmap( mem_ptr, mem_size ) < 0 )
Fatal( "Can't munmap: %s", strerror(errno) );
close( map_fd );
#else // ZM_MEM_MAPPED
struct shmid_ds shm_data;
if ( shmctl( shm_id, IPC_STAT, &shm_data ) < 0 )
{
Error( "Can't shmctl: %s", strerror(errno) );
exit( -1 );
}
if ( shm_data.shm_nattch <= 1 )
{
if ( shmctl( shm_id, IPC_RMID, 0 ) < 0 )
{
Error( "Can't shmctl: %s", strerror(errno) );
exit( -1 );
}
}
#endif // ZM_MEM_MAPPED
}
void Monitor::AddZones( int p_n_zones, Zone *p_zones[] )
{
for ( int i = 0; i < n_zones; i++ )
delete zones[i];
delete[] zones;
n_zones = p_n_zones;
zones = p_zones;
}
Monitor::State Monitor::GetState() const
{
return( shared_data->state );
}
int Monitor::GetImage( int index, int scale ) const
{
if ( index < 0 || index > image_buffer_count )
{
index = shared_data->last_write_index;
}
if ( index != image_buffer_count )
{
Snapshot *snap = &image_buffer[index];
Image snap_image( *(snap->image) );
if ( scale != ZM_SCALE_BASE )
{
snap_image.Scale( scale );
}
static char filename[PATH_MAX];
snprintf( filename, sizeof(filename), "%s.jpg", name );
if ( !config.timestamp_on_capture )
{
TimestampImage( &snap_image, snap->timestamp );
}
snap_image.WriteJpeg( filename );
}
else
{
Error( "Unable to generate image, no images in buffer" );
}
return( 0 );
}
struct timeval Monitor::GetTimestamp( int index ) const
{
if ( index < 0 || index > image_buffer_count )
{
index = shared_data->last_write_index;
}
if ( index != image_buffer_count )
{
Snapshot *snap = &image_buffer[index];
return( *(snap->timestamp) );
}
else
{
static struct timeval null_tv = { 0, 0 };
return( null_tv );
}
}
unsigned int Monitor::GetLastReadIndex() const
{
return( shared_data->last_read_index!=image_buffer_count?shared_data->last_read_index:-1 );
}
unsigned int Monitor::GetLastWriteIndex() const
{
return( shared_data->last_write_index!=image_buffer_count?shared_data->last_write_index:-1 );
}
unsigned int Monitor::GetLastEvent() const
{
return( shared_data->last_event );
}
double Monitor::GetFPS() const
{
int index1 = shared_data->last_write_index;
if ( index1 == image_buffer_count )
{
return( 0.0 );
}
Snapshot *snap1 = &image_buffer[index1];
if ( !snap1->timestamp || !snap1->timestamp->tv_sec )
{
return( 0.0 );
}
struct timeval time1 = *snap1->timestamp;
int image_count = image_buffer_count;
int index2 = (index1+1)%image_buffer_count;
if ( index2 == image_buffer_count )
{
return( 0.0 );
}
Snapshot *snap2 = &image_buffer[index2];
while ( !snap2->timestamp || !snap2->timestamp->tv_sec )
{
if ( index1 == index2 )
{
return( 0.0 );
}
index2 = (index2+1)%image_buffer_count;
snap2 = &image_buffer[index2];
image_count--;
}
struct timeval time2 = *snap2->timestamp;
double time_diff = tvDiffSec( time2, time1 );
double curr_fps = image_count/time_diff;
return( curr_fps );
}
void Monitor::ForceAlarmOn( int force_score, const char *force_cause, const char *force_text )
{
trigger_data->trigger_state = TRIGGER_ON;
trigger_data->trigger_score = force_score;
strncpy( trigger_data->trigger_cause, force_cause, sizeof(trigger_data->trigger_cause) );
strncpy( trigger_data->trigger_text, force_text, sizeof(trigger_data->trigger_text) );
}
void Monitor::ForceAlarmOff()
{
trigger_data->trigger_state = TRIGGER_OFF;
}
void Monitor::CancelForced()
{
trigger_data->trigger_state = TRIGGER_CANCEL;
}
void Monitor::actionReload()
{
shared_data->action |= RELOAD;
}
void Monitor::actionEnable()
{
shared_data->action |= RELOAD;
static char sql[BUFSIZ];
snprintf( sql, sizeof(sql), "update Monitors set Enabled = 1 where Id = '%d'", id );
if ( mysql_query( &dbconn, sql ) )
{
Error( "Can't run query: %s", mysql_error( &dbconn ) );
exit( mysql_errno( &dbconn ) );
}
}
void Monitor::actionDisable()
{
shared_data->action |= RELOAD;
static char sql[BUFSIZ];
snprintf( sql, sizeof(sql), "update Monitors set Enabled = 0 where Id = '%d'", id );
if ( mysql_query( &dbconn, sql ) )
{
Error( "Can't run query: %s", mysql_error( &dbconn ) );
exit( mysql_errno( &dbconn ) );
}
}
void Monitor::actionSuspend()
{
shared_data->action |= SUSPEND;
}
void Monitor::actionResume()
{
shared_data->action |= RESUME;
}
int Monitor::actionBrightness( int p_brightness )
{
if ( purpose != CAPTURE )
{
if ( p_brightness >= 0 )
{
shared_data->brightness = p_brightness;
shared_data->action |= SET_SETTINGS;
int wait_loops = 10;
while ( shared_data->action & SET_SETTINGS )
{
if ( wait_loops-- )
usleep( 100000 );
else
{
Warning( "Timed out waiting to set brightness" );
return( -1 );
}
}
}
else
{
shared_data->action |= GET_SETTINGS;
int wait_loops = 10;
while ( shared_data->action & GET_SETTINGS )
{
if ( wait_loops-- )
usleep( 100000 );
else
{
Warning( "Timed out waiting to get brightness" );
return( -1 );
}
}
}
return( shared_data->brightness );
}
return( camera->Brightness( p_brightness ) );
}
int Monitor::actionContrast( int p_contrast )
{
if ( purpose != CAPTURE )
{
if ( p_contrast >= 0 )
{
shared_data->contrast = p_contrast;
shared_data->action |= SET_SETTINGS;
int wait_loops = 10;
while ( shared_data->action & SET_SETTINGS )
{
if ( wait_loops-- )
usleep( 100000 );
else
{
Warning( "Timed out waiting to set contrast" );
return( -1 );
}
}
}
else
{
shared_data->action |= GET_SETTINGS;
int wait_loops = 10;
while ( shared_data->action & GET_SETTINGS )
{
if ( wait_loops-- )
usleep( 100000 );
else
{
Warning( "Timed out waiting to get contrast" );
return( -1 );
}
}
}
return( shared_data->contrast );
}
return( camera->Contrast( p_contrast ) );
}
int Monitor::actionHue( int p_hue )
{
if ( purpose != CAPTURE )
{
if ( p_hue >= 0 )
{
shared_data->hue = p_hue;
shared_data->action |= SET_SETTINGS;
int wait_loops = 10;
while ( shared_data->action & SET_SETTINGS )
{
if ( wait_loops-- )
usleep( 100000 );
else
{
Warning( "Timed out waiting to set hue" );
return( -1 );
}
}
}
else
{
shared_data->action |= GET_SETTINGS;
int wait_loops = 10;
while ( shared_data->action & GET_SETTINGS )
{
if ( wait_loops-- )
usleep( 100000 );
else
{
Warning( "Timed out waiting to get hue" );
return( -1 );
}
}
}
return( shared_data->hue );
}
return( camera->Hue( p_hue ) );
}
int Monitor::actionColour( int p_colour )
{
if ( purpose != CAPTURE )
{
if ( p_colour >= 0 )
{
shared_data->colour = p_colour;
shared_data->action |= SET_SETTINGS;
int wait_loops = 10;
while ( shared_data->action & SET_SETTINGS )
{
if ( wait_loops-- )
usleep( 100000 );
else
{
Warning( "Timed out waiting to set colour" );
return( -1 );
}
}
}
else
{
shared_data->action |= GET_SETTINGS;
int wait_loops = 10;
while ( shared_data->action & GET_SETTINGS )
{
if ( wait_loops-- )
usleep( 100000 );
else
{
Warning( "Timed out waiting to get colour" );
return( -1 );
}
}
}
return( shared_data->colour );
}
return( camera->Colour( p_colour ) );
}
void Monitor::DumpZoneImage( const char *zone_string )
{
int exclude_id = 0;
int extra_colour = 0;
Polygon extra_zone;
if ( zone_string )
{
if ( !Zone::ParseZoneString( zone_string, exclude_id, extra_colour, extra_zone ) )
{
Error( "Failed to parse zone string, ignoring" );
}
}
int index = shared_data->last_write_index;
Snapshot *snap = &image_buffer[index];
Image *snap_image = snap->image;
Image zone_image( *snap_image );
zone_image.Colourise();
for( int i = 0; i < n_zones; i++ )
{
if ( exclude_id && zones[i]->Id() == exclude_id )
continue;
Rgb colour;
if ( zones[i]->IsActive() )
{
colour = RGB_RED;
}
else if ( zones[i]->IsInclusive() )
{
colour = RGB_ORANGE;
}
else if ( zones[i]->IsExclusive() )
{
colour = RGB_PURPLE;
}
else if ( zones[i]->IsPreclusive() )
{
colour = RGB_BLUE;
}
else
{
colour = RGB_WHITE;
}
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 );
}
static char filename[PATH_MAX];
snprintf( filename, sizeof(filename), "Zones%d.jpg", id );
zone_image.WriteJpeg( filename );
}
void Monitor::DumpImage( Image *dump_image ) const
{
if ( image_count && !(image_count%10) )
{
static char filename[PATH_MAX];
static char new_filename[PATH_MAX];
snprintf( filename, sizeof(filename), "%s.jpg", name );
snprintf( new_filename, sizeof(new_filename), "%s-new.jpg", name );
dump_image->WriteJpeg( new_filename );
rename( new_filename, filename );
}
}
bool Monitor::CheckSignal( const Image *image )
{
static bool static_undef = true;
static unsigned char red_val;
static unsigned char green_val;
static unsigned char blue_val;
if ( camera->IsLocal() && config.signal_check_points > 0 )
{
if ( static_undef )
{
static_undef = false;
red_val = RGB_RED_VAL(signal_check_colour);
green_val = RGB_GREEN_VAL(signal_check_colour);
blue_val = RGB_BLUE_VAL(signal_check_colour);
}
const unsigned char *buffer = image->Buffer();
int pixels = image->Pixels();
int colours = image->Colours();
for ( int i = 0; i < config.signal_check_points; i++ )
{
int index = (rand()*pixels)/RAND_MAX;
const unsigned char *ptr = buffer+(index*colours);
if ( (RED(ptr) != red_val) || (GREEN(ptr) != green_val) || (BLUE(ptr) != blue_val) )
{
return( true );
}
}
return( false );
}
return( true );
}
bool Monitor::Analyse()
{
if ( shared_data->last_read_index == shared_data->last_write_index )
{
return( false );
}
struct timeval now;
gettimeofday( &now, NULL );
if ( image_count && !(image_count%fps_report_interval) )
{
fps = double(fps_report_interval)/(now.tv_sec-last_fps_time);
Info( "%s: %d - Processing at %.2f fps", name, image_count, fps );
last_fps_time = now.tv_sec;
}
int index;
if ( config.opt_adaptive_skip )
{
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;
if ( read_margin > 0 )
{
step = (9*image_buffer_count)/(5*read_margin);
}
int pending_frames = shared_data->last_write_index - shared_data->last_read_index;
if ( pending_frames < 0 ) pending_frames += image_buffer_count;
Debug( 4, "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_data->last_read_index+step)%image_buffer_count;
}
else
{
if ( pending_frames )
{
Warning( "Approaching buffer overrun, consider slowing capture, simplifying analysis or increasing ring buffer size" );
}
index = shared_data->last_write_index%image_buffer_count;
}
}
else
{
index = shared_data->last_write_index%image_buffer_count;
}
Snapshot *snap = &image_buffer[index];
struct timeval *timestamp = snap->timestamp;
Image *snap_image = snap->image;
if ( shared_data->action )
{
if ( shared_data->action & RELOAD )
{
Info( "Received reload indication at count %d", image_count );
shared_data->action &= ~RELOAD;
Reload();
}
if ( shared_data->action & SUSPEND )
{
if ( Active() )
{
Info( "Received suspend indication at count %d", image_count );
shared_data->active = false;
//closeEvent();
}
if ( config.max_suspend_time )
{
auto_resume_time = now.tv_sec + config.max_suspend_time;
}
shared_data->action &= ~SUSPEND;
}
if ( shared_data->action & RESUME )
{
if ( Enabled() && !Active() )
{
Info( "Received resume indication at count %d", image_count );
shared_data->active = true;
ref_image = *snap_image;
ready_count = image_count+(warmup_count/2);
shared_data->alarm_x = shared_data->alarm_y = -1;
}
shared_data->action &= ~RESUME;
}
}
if ( auto_resume_time && (now.tv_sec >= auto_resume_time) )
{
Info( "Auto resuming at count %d", image_count );
shared_data->active = true;
ref_image = *snap_image;
ready_count = image_count+(warmup_count/2);
auto_resume_time = 0;
}
static bool static_undef = true;
static struct timeval **timestamps;
static Image **images;
static int last_section_mod = 0;
static bool last_signal;
if ( static_undef )
{
static_undef = false;
timestamps = new struct timeval *[pre_event_count];
images = new Image *[pre_event_count];
last_signal = shared_data->signal;
}
if ( Enabled() )
{
bool signal = shared_data->signal;
bool signal_change = (signal != last_signal);
if ( trigger_data->trigger_state != TRIGGER_OFF )
{
unsigned int score = 0;
if ( Ready() )
{
static char cause[256];
static char text[1024];
char *cause_ptr = cause;
char *text_ptr = text;
*cause_ptr = '\0';
*text_ptr = '\0';
//Info( "St:%d, Sc:%d, Ca:%s, Te:%s", trigger_data->trigger_state, trigger_data->trigger_score, trigger_data->trigger_cause, trigger_data->trigger_text );
if ( trigger_data->trigger_state == TRIGGER_ON )
{
score += trigger_data->trigger_score;
if ( !event )
{
cause_ptr += snprintf( cause_ptr, sizeof(cause)-(cause_ptr-cause), "%s%s", cause[0]?", ":"", trigger_data->trigger_cause );
text_ptr += snprintf( text_ptr, sizeof(text)-(text_ptr-text), "%s%s", text[0]?"\n":"", trigger_data->trigger_text );
}
}
if ( signal_change )
{
score += 100;
const char *signal_text;
if ( !signal )
signal_text = "Signal: Lost";
else
signal_text = "Signal: Reacquired";
Warning( signal_text );
if ( event )
{
closeEvent();
shared_data->state = state = IDLE;
last_section_mod = 0;
}
if ( !event )
{
cause_ptr += snprintf( cause_ptr, sizeof(cause)-(cause_ptr-cause), "%s%s", cause[0]?", ":"", "Signal" );
text_ptr += snprintf( text_ptr, sizeof(text)-(text_ptr-text), "%s%s", text[0]?"\n":"", signal_text );
}
shared_data->active = signal;
ref_image = *snap_image;
}
else if ( Active() && function != RECORD && function != NODECT )
{
if ( !event )
{
char motion_text[256];
int motion_score = DetectMotion( *snap_image, motion_text, sizeof(motion_text) );
if ( motion_score )
{
score += motion_score;
cause_ptr += snprintf( cause_ptr, sizeof(cause)-(cause_ptr-cause), "%s%s", cause[0]?", ":"", "Motion" );
text_ptr += snprintf( text_ptr, sizeof(text)-(text_ptr-text), "%sMotion: %s", text[0]?"\n":"", motion_text );
}
}
else
{
score += DetectMotion( *snap_image );
}
shared_data->active = signal;
}
if ( n_linked_monitors > 0 )
{
bool first_link = true;
for ( int i = 0; i < n_linked_monitors; i++ )
{
if ( linked_monitors[i]->isConnected() )
{
if ( linked_monitors[i]->hasAlarmed() )
{
if ( !event )
{
if ( first_link )
{
cause_ptr += snprintf( cause_ptr, sizeof(cause)-(cause_ptr-cause), "%s%s", cause[0]?", ":"", "Linked" );
text_ptr += snprintf( text_ptr, sizeof(text)-(text_ptr-text), "%sLinked: %s", text[0]?"\n":"", linked_monitors[i]->Name() );
first_link = false;
}
else
{
text_ptr += snprintf( text_ptr, sizeof(text)-(text_ptr-text), ", %s", linked_monitors[i]->Name() );
}
}
score += 50;
}
}
else
{
linked_monitors[i]->connect();
}
}
}
if ( (!signal_change && signal) && (function == RECORD || function == MOCORD) )
{
if ( event )
{
int section_mod = timestamp->tv_sec%section_length;
if ( section_mod < last_section_mod )
{
if ( state == IDLE || state == TAPE || config.force_close_events )
{
if ( state == IDLE || state == TAPE )
{
Info( "%s: %03d - Ending event %d", name, image_count, event->Id() );
}
else
{
Info( "%s: %03d - Force closing event %d", name, image_count, event->Id() );
}
closeEvent();
last_section_mod = 0;
}
}
else
{
last_section_mod = section_mod;
}
}
if ( !event )
{
shared_data->state = state = TAPE;
// Create event
event = new Event( this, *timestamp, "Continuous" );
shared_data->last_event = event->Id();
Info( "%s: %03d - Starting new event %d", name, image_count, event->Id() );
//if ( config.overlap_timed_events )
if ( false )
{
int pre_index = ((index+image_buffer_count)-pre_event_count)%image_buffer_count;
for ( int i = 0; i < pre_event_count; i++ )
{
timestamps[i] = image_buffer[pre_index].timestamp;
images[i] = image_buffer[pre_index].image;
pre_index = (pre_index+1)%image_buffer_count;
}
event->AddFrames( pre_event_count, images, timestamps );
}
}
}
if ( score )
{
if ( (state == IDLE || state == TAPE || state == PREALARM ) )
{
if ( Event::PreAlarmCount() >= (alarm_frame_count-1) )
{
Info( "%s: %03d - Gone into alarm state", name, image_count );
shared_data->state = state = ALARM;
if ( signal_change || (function != MOCORD && state != ALERT) )
{
int pre_index;
if ( alarm_frame_count > 1 )
{
int ts_index = ((index+image_buffer_count)-(alarm_frame_count-1))%image_buffer_count;
event = new Event( this, *(image_buffer[ts_index].timestamp), cause, text );
pre_index = ((index+image_buffer_count)-((alarm_frame_count-1)+pre_event_count))%image_buffer_count;
}
else
{
event = new Event( this, *timestamp, cause, text );
pre_index = ((index+image_buffer_count)-pre_event_count)%image_buffer_count;
}
shared_data->last_event = event->Id();
Info( "%s: %03d - Creating new event %d", name, image_count, event->Id() );
for ( int i = 0; i < pre_event_count; i++ )
{
timestamps[i] = image_buffer[pre_index].timestamp;
images[i] = image_buffer[pre_index].image;
pre_index = (pre_index+1)%image_buffer_count;
}
event->AddFrames( pre_event_count, images, timestamps );
if ( alarm_frame_count )
{
event->SavePreAlarmFrames();
}
}
}
else if ( state != PREALARM )
{
Info( "%s: %03d - Gone into prealarm state", name, image_count );
shared_data->state = state = PREALARM;
}
}
else if ( state == ALERT )
{
Info( "%s: %03d - Gone back into alarm state", name, image_count );
shared_data->state = state = ALARM;
}
last_alarm_count = image_count;
}
else
{
if ( state == ALARM )
{
Info( "%s: %03d - Gone into alert state", name, image_count );
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() );
if ( function != MOCORD || !strcmp( event->Cause(), "Signal" ) )
{
shared_data->state = state = IDLE;
delete event;
event = 0;
}
else
{
shared_data->state = state = TAPE;
}
}
}
if ( state == PREALARM )
{
if ( function != MOCORD )
{
shared_data->state = state = IDLE;
}
else
{
shared_data->state = state = TAPE;
}
}
if ( Event::PreAlarmCount() )
Event::EmptyPreAlarmFrames();
}
if ( state != IDLE )
{
if ( state == PREALARM || state == ALARM )
{
if ( config.create_analysis_images )
{
bool got_anal_image = false;
Image alarm_image( *snap_image );
for( int i = 0; i < n_zones; i++ )
{
if ( zones[i]->Alarmed() )
{
if ( zones[i]->AlarmImage() )
{
alarm_image.Overlay( *(zones[i]->AlarmImage()) );
got_anal_image = true;
}
if ( config.record_event_stats && state == ALARM )
{
zones[i]->RecordStats( event );
}
}
}
if ( got_anal_image )
{
if ( state == PREALARM )
Event::AddPreAlarmFrame( snap_image, *timestamp, score, &alarm_image );
else
event->AddFrame( snap_image, *timestamp, score, &alarm_image );
}
else
{
if ( state == PREALARM )
Event::AddPreAlarmFrame( snap_image, *timestamp, score );
else
event->AddFrame( snap_image, *timestamp, score );
}
}
else
{
for( int i = 0; i < n_zones; i++ )
{
if ( zones[i]->Alarmed() )
{
if ( config.record_event_stats && state == ALARM )
{
zones[i]->RecordStats( event );
}
}
}
if ( state == PREALARM )
Event::AddPreAlarmFrame( snap_image, *timestamp, score );
else
event->AddFrame( snap_image, *timestamp, score );
}
}
else if ( state == ALERT )
{
event->AddFrame( snap_image, *timestamp );
}
else if ( state == TAPE )
{
if ( !(image_count%(frame_skip+1)) )
{
if ( config.bulk_frame_interval > 1 )
{
event->AddFrame( snap_image, *timestamp, -1 );
}
else
{
event->AddFrame( snap_image, *timestamp );
}
}
}
}
if ( function == RECORD || function == MOCORD )
{
if ( state == IDLE || state == TAPE )
{
int section_mod = timestamp->tv_sec%section_length;
if ( section_mod < last_section_mod )
{
Info( "%s: %03d - Ending event %d", name, image_count, event->Id() );
closeEvent();
last_section_mod = 0;
}
else
{
last_section_mod = section_mod;
}
}
}
}
}
else
{
if ( event )
{
Info( "%s: %03d - Closing event %d", name, image_count, event->Id() );
closeEvent();
}
shared_data->state = state = IDLE;
last_section_mod = 0;
}
if ( !signal_change && (function == MODECT || function == MOCORD) && (config.blend_alarmed_images || state != ALARM) )
{
ref_image.Blend( *snap_image, ref_blend_perc );
}
last_signal = signal;
}
shared_data->last_read_index = index%image_buffer_count;
image_count++;
return( true );
}
void Monitor::Reload()
{
Debug( 1, "Reloading monitor %s", name );
closeEvent();
static char sql[BUFSIZ];
snprintf( sql, sizeof(sql), "select Function+0, Enabled, LinkedMonitors, EventPrefix, LabelFormat, LabelX, LabelY, WarmupCount, PreEventCount, PostEventCount, AlarmFrameCount, SectionLength, FrameSkip, MaxFPS, AlarmMaxFPS, FPSReportInterval, RefBlendPerc, TrackMotion, SignalCheckColour from Monitors where Id = '%d'", id );
if ( mysql_query( &dbconn, sql ) )
{
Error( "Can't run query: %s", mysql_error( &dbconn ) );
exit( mysql_errno( &dbconn ) );
}
MYSQL_RES *result = mysql_store_result( &dbconn );
if ( !result )
{
Error( "Can't use query result: %s", mysql_error( &dbconn ) );
exit( mysql_errno( &dbconn ) );
}
int n_monitors = mysql_num_rows( result );
if ( n_monitors != 1 )
{
Error( "Bogus number of monitors, %d, returned. Can't reload", n_monitors );
return;
}
if ( MYSQL_ROW dbrow = mysql_fetch_row( result ) )
{
int index = 0;
function = (Function)atoi(dbrow[index++]);
enabled = atoi(dbrow[index++]);
const char *p_linked_monitors = dbrow[index++];
strncpy( event_prefix, dbrow[index++], sizeof(event_prefix) );
strncpy( label_format, dbrow[index++], sizeof(label_format) );
label_coord = Coord( atoi(dbrow[index]), atoi(dbrow[index+1]) ); index += 2;
warmup_count = atoi(dbrow[index++]);
pre_event_count = atoi(dbrow[index++]);
post_event_count = atoi(dbrow[index++]);
alarm_frame_count = atoi(dbrow[index++]);
section_length = atoi(dbrow[index++]);
frame_skip = atoi(dbrow[index++]);
capture_delay = (dbrow[index]&&atof(dbrow[index])>0.0)?int(DT_PREC_3/atof(dbrow[index])):0; index++;
alarm_capture_delay = (dbrow[index]&&atof(dbrow[index])>0.0)?int(DT_PREC_3/atof(dbrow[index])):0; index++;
fps_report_interval = atoi(dbrow[index++]);
ref_blend_perc = atoi(dbrow[index++]);
track_motion = atoi(dbrow[index++]);
if ( dbrow[index][0] == '#' )
signal_check_colour = strtol(dbrow[index]+1,0,16);
else
signal_check_colour = strtol(dbrow[index],0,16);
index++;
shared_data->state = state = IDLE;
shared_data->alarm_x = shared_data->alarm_y = -1;
if ( enabled )
shared_data->active = true;
ready_count = image_count+warmup_count;
ReloadLinkedMonitors( p_linked_monitors );
}
if ( mysql_errno( &dbconn ) )
{
Error( "Can't fetch row: %s", mysql_error( &dbconn ) );
exit( mysql_errno( &dbconn ) );
}
mysql_free_result( result );
ReloadZones();
}
void Monitor::ReloadZones()
{
Debug( 1, "Reloading zones for monitor %s", name );
for( int i = 0; i < n_zones; i++ )
{
delete zones[i];
}
delete[] zones;
zones = 0;
n_zones = Zone::Load( this, zones );
//DumpZoneImage();
}
void Monitor::ReloadLinkedMonitors( const char *p_linked_monitors )
{
Debug( 1, "Reloading linked monitors for monitor %s, '%s'", name, p_linked_monitors );
if ( n_linked_monitors )
{
for( int i = 0; i < n_linked_monitors; i++ )
{
delete linked_monitors[i];
}
delete[] linked_monitors;
linked_monitors = 0;
}
n_linked_monitors = 0;
if ( p_linked_monitors )
{
int n_link_ids = 0;
int link_ids[256];
char link_id_str[8];
char *dest_ptr = link_id_str;
const char *src_ptr = p_linked_monitors;
while( 1 )
{
dest_ptr = link_id_str;
while( *src_ptr >= '0' && *src_ptr <= '9' )
{
if ( (dest_ptr-link_id_str) < (sizeof(link_id_str)-1) )
{
*dest_ptr++ = *src_ptr++;
}
else
{
break;
}
}
// Add the link monitor
if ( dest_ptr != link_id_str )
{
*dest_ptr = '\0';
int link_id = atoi(link_id_str);
if ( link_id > 0 )
{
Debug( 3, "Found linked monitor id %d", link_id );
int j;
for ( j = 0; j < n_link_ids; j++ )
{
if ( link_ids[j] == link_id )
break;
}
if ( j == n_link_ids ) // Not already found
{
link_ids[n_link_ids++] = link_id;
}
}
}
if ( !*src_ptr )
break;
while( *src_ptr && (*src_ptr < '0' || *src_ptr > '9') )
src_ptr++;
if ( !*src_ptr )
break;
}
if ( n_link_ids > 0 )
{
Debug( 1, "Linking to %d monitors", n_link_ids );
n_linked_monitors = n_link_ids;
linked_monitors = new MonitorLink *[n_linked_monitors];
for ( int i = 0; i < n_linked_monitors; i++ )
{
static char sql[BUFSIZ];
Debug( 1, "Checking linked monitor %d", link_ids[i] );
snprintf( sql, sizeof(sql), "select Id, Name from Monitors where Id = %d and Function != 'None' and Function != 'Monitor' and Enabled = 1", link_ids[i] );
if ( mysql_query( &dbconn, sql ) )
{
Error( "Can't run query: %s", mysql_error( &dbconn ) );
exit( mysql_errno( &dbconn ) );
}
MYSQL_RES *result = mysql_store_result( &dbconn );
if ( !result )
{
Error( "Can't use query result: %s", mysql_error( &dbconn ) );
exit( mysql_errno( &dbconn ) );
}
int n_monitors = mysql_num_rows( result );
if ( n_monitors == 1 )
{
MYSQL_ROW dbrow = mysql_fetch_row( result );
Debug( 1, "Linking to monitor %d", link_ids[i] );
linked_monitors[i] = new MonitorLink( link_ids[i], dbrow[1] );
}
else
{
Debug( 1, "Can't link to monitor %d, invalid id, function or not enabled", link_ids[i] );
}
mysql_free_result( result );
}
}
}
}
int Monitor::LoadLocalMonitors( const char *device, Monitor **&monitors, Purpose purpose )
{
static char sql[BUFSIZ];
if ( !device[0] )
{
strncpy( sql, "select Id, Name, Function+0, Enabled, LinkedMonitors, Device, Channel, Format, Width, Height, Palette, Orientation+0, Brightness, Contrast, Hue, Colour, EventPrefix, LabelFormat, LabelX, LabelY, ImageBufferCount, WarmupCount, PreEventCount, PostEventCount, StreamReplayBuffer, AlarmFrameCount, SectionLength, FrameSkip, MaxFPS, AlarmMaxFPS, FPSReportInterval, RefBlendPerc, TrackMotion, SignalCheckColour from Monitors where Function != 'None' and Type = 'Local' order by Device, Channel", sizeof(sql) );
}
else
{
snprintf( sql, sizeof(sql), "select Id, Name, Function+0, Enabled, LinkedMonitors, Device, Channel, Format, Width, Height, Palette, Orientation+0, Brightness, Contrast, Hue, Colour, EventPrefix, LabelFormat, LabelX, LabelY, ImageBufferCount, WarmupCount, PreEventCount, PostEventCount, StreamReplayBuffer, AlarmFrameCount, SectionLength, FrameSkip, MaxFPS, AlarmMaxFPS, FPSReportInterval, RefBlendPerc, TrackMotion, SignalCheckColour from Monitors where Function != 'None' and Type = 'Local' and Device = '%s' order by Channel", device );
}
if ( mysql_query( &dbconn, sql ) )
{
Error( "Can't run query: %s", mysql_error( &dbconn ) );
exit( mysql_errno( &dbconn ) );
}
MYSQL_RES *result = mysql_store_result( &dbconn );
if ( !result )
{
Error( "Can't use query result: %s", mysql_error( &dbconn ) );
exit( mysql_errno( &dbconn ) );
}
int n_monitors = mysql_num_rows( result );
Debug( 1, "Got %d monitors", n_monitors );
delete[] monitors;
monitors = new Monitor *[n_monitors];
for( int i = 0; MYSQL_ROW dbrow = mysql_fetch_row( result ); i++ )
{
int col = 0;
int id = atoi(dbrow[col]); col++;
const char *name = dbrow[col]; col++;
int function = atoi(dbrow[col]); col++;
int enabled = atoi(dbrow[col]); col++;
const char *linked_monitors = dbrow[col]; col++;
const char *device = dbrow[col]; col++;
int channel = atoi(dbrow[col]); col++;
int format = atoi(dbrow[col]); col++;
int width = atoi(dbrow[col]); col++;
int height = atoi(dbrow[col]); col++;
int palette = atoi(dbrow[col]); col++;
Orientation orientation = (Orientation)atoi(dbrow[col]); col++;
int brightness = atoi(dbrow[col]); col++;
int contrast = atoi(dbrow[col]); col++;
int hue = atoi(dbrow[col]); col++;
int colour = atoi(dbrow[col]); col++;
const char *event_prefix = dbrow[col]; col++;
const char *label_format = dbrow[col]; col++;
int label_x = atoi(dbrow[col]); col++;
int label_y = atoi(dbrow[col]); col++;
int image_buffer_count = atoi(dbrow[col]); col++;
int warmup_count = atoi(dbrow[col]); col++;
int pre_event_count = atoi(dbrow[col]); col++;
int post_event_count = atoi(dbrow[col]); col++;
int stream_replay_buffer = atoi(dbrow[col]); col++;
int alarm_frame_count = atoi(dbrow[col]); col++;
int section_length = atoi(dbrow[col]); col++;
int frame_skip = atoi(dbrow[col]); col++;
int capture_delay = (dbrow[col]&&atof(dbrow[col])>0.0)?int(DT_PREC_3/atof(dbrow[col])):0; col++;
int alarm_capture_delay = (dbrow[col]&&atof(dbrow[col])>0.0)?int(DT_PREC_3/atof(dbrow[col])):0; col++;
int fps_report_interval = atoi(dbrow[col]); col++;
int ref_blend_perc = atoi(dbrow[col]); col++;
int track_motion = atoi(dbrow[col]); col++;
int signal_check_colour;
if ( dbrow[col][0] == '#' )
signal_check_colour = strtol(dbrow[col]+1,0,16);
else
signal_check_colour = strtol(dbrow[col],0,16);
col++;
int cam_width = ((orientation==ROTATE_90||orientation==ROTATE_270)?height:width);
int cam_height = ((orientation==ROTATE_90||orientation==ROTATE_270)?width:height);
Camera *camera = new LocalCamera(
id,
device, // Device
channel, // Channel
format, // Format
cam_width,
cam_height,
palette,
brightness,
contrast,
hue,
colour,
purpose==CAPTURE
);
monitors[i] = new Monitor(
id,
name,
function,
enabled,
linked_monitors,
camera,
orientation,
event_prefix,
label_format,
Coord( label_x, label_y ),
image_buffer_count,
warmup_count,
pre_event_count,
post_event_count,
stream_replay_buffer,
alarm_frame_count,
section_length,
frame_skip,
capture_delay,
alarm_capture_delay,
fps_report_interval,
ref_blend_perc,
track_motion,
signal_check_colour,
purpose
);
Zone **zones = 0;
int n_zones = Zone::Load( monitors[i], zones );
monitors[i]->AddZones( n_zones, zones );
Debug( 1, "Loaded monitor %d(%s), %d zones", id, name, n_zones );
}
if ( mysql_errno( &dbconn ) )
{
Error( "Can't fetch row: %s", mysql_error( &dbconn ) );
exit( mysql_errno( &dbconn ) );
}
// Yadda yadda
mysql_free_result( result );
return( n_monitors );
}
int Monitor::LoadRemoteMonitors( const char *protocol, const char *host, const char *port, const char *path, Monitor **&monitors, Purpose purpose )
{
static char sql[BUFSIZ];
if ( !protocol )
{
strncpy( sql, "select Id, Name, Function+0, Enabled, LinkedMonitors, Protocol, Method, Host, Port, Path, SubPath, Width, Height, Palette, Orientation+0, Brightness, Contrast, Hue, Colour, EventPrefix, LabelFormat, LabelX, LabelY, ImageBufferCount, WarmupCount, PreEventCount, PostEventCount, StreamReplayBuffer, AlarmFrameCount, SectionLength, FrameSkip, MaxFPS, AlarmMaxFPS, FPSReportInterval, RefBlendPerc, TrackMotion from Monitors where Function != 'None' and Type = 'Remote'", sizeof(sql) );
}
else
{
snprintf( sql, sizeof(sql), "select Id, Name, Function+0, Enabled, LinkedMonitors, Protocol, Method, Host, Port, Path, SubPath, Width, Height, Palette, Orientation+0, Brightness, Contrast, Hue, Colour, EventPrefix, LabelFormat, LabelX, LabelY, ImageBufferCount, WarmupCount, PreEventCount, PostEventCount, StreamReplayBuffer, AlarmFrameCount, SectionLength, FrameSkip, MaxFPS, AlarmMaxFPS, FPSReportInterval, RefBlendPerc, TrackMotion from Monitors where Function != 'None' and Type = 'Remote' and Protocol = '%s' and Host = '%s' and Port = '%s' and Path = '%s'", protocol, host, port, path );
}
if ( mysql_query( &dbconn, sql ) )
{
Error( "Can't run query: %s", mysql_error( &dbconn ) );
exit( mysql_errno( &dbconn ) );
}
MYSQL_RES *result = mysql_store_result( &dbconn );
if ( !result )
{
Error( "Can't use query result: %s", mysql_error( &dbconn ) );
exit( mysql_errno( &dbconn ) );
}
int n_monitors = mysql_num_rows( result );
Debug( 1, "Got %d monitors", n_monitors );
delete[] monitors;
monitors = new Monitor *[n_monitors];
for( int i = 0; MYSQL_ROW dbrow = mysql_fetch_row( result ); i++ )
{
int col = 0;
int id = atoi(dbrow[col]); col++;
std::string name = dbrow[col]; col++;
int function = atoi(dbrow[col]); col++;
int enabled = atoi(dbrow[col]); col++;
const char *linked_monitors = dbrow[col]; col++;
std::string protocol = dbrow[col]; col++;
std::string method = dbrow[col]; col++;
std::string host = dbrow[col]; col++;
std::string port = dbrow[col]; col++;
std::string path = dbrow[col]; col++;
std::string subpath = dbrow[col]; col++;
int width = atoi(dbrow[col]); col++;
int height = atoi(dbrow[col]); col++;
int palette = atoi(dbrow[col]); col++;
Orientation orientation = (Orientation)atoi(dbrow[col]); col++;
int brightness = atoi(dbrow[col]); col++;
int contrast = atoi(dbrow[col]); col++;
int hue = atoi(dbrow[col]); col++;
int colour = atoi(dbrow[col]); col++;
std::string event_prefix = dbrow[col]; col++;
std::string label_format = dbrow[col]; col++;
int label_x = atoi(dbrow[col]); col++;
int label_y = atoi(dbrow[col]); col++;
int image_buffer_count = atoi(dbrow[col]); col++;
int warmup_count = atoi(dbrow[col]); col++;
int pre_event_count = atoi(dbrow[col]); col++;
int post_event_count = atoi(dbrow[col]); col++;
int stream_replay_buffer = atoi(dbrow[col]); col++;
int alarm_frame_count = atoi(dbrow[col]); col++;
int section_length = atoi(dbrow[col]); col++;
int frame_skip = atoi(dbrow[col]); col++;
int capture_delay = (dbrow[col]&&atof(dbrow[col])>0.0)?int(DT_PREC_3/atof(dbrow[col])):0; col++;
int alarm_capture_delay = (dbrow[col]&&atof(dbrow[col])>0.0)?int(DT_PREC_3/atof(dbrow[col])):0; col++;
int fps_report_interval = atoi(dbrow[col]); col++;
int ref_blend_perc = atoi(dbrow[col]); col++;
int track_motion = atoi(dbrow[col]); col++;
int cam_width = ((orientation==ROTATE_90||orientation==ROTATE_270)?height:width);
int cam_height = ((orientation==ROTATE_90||orientation==ROTATE_270)?width:height);
Camera *camera = 0;
if ( protocol == "http" )
{
camera = new RemoteCameraHttp(
id,
method,
host, // Host
port, // Port
path, // Path
cam_width,
cam_height,
palette,
brightness,
contrast,
hue,
colour,
purpose==CAPTURE
);
}
else if ( protocol == "rtsp" )
{
camera = new RemoteCameraRtsp(
id,
method,
host, // Host
port, // Port
path, // Path
subpath,
cam_width,
cam_height,
palette,
brightness,
contrast,
hue,
colour,
purpose==CAPTURE
);
}
else
{
Fatal( "Unexpected remote camera protocol '%s'", protocol.c_str() );
}
monitors[i] = new Monitor(
id,
name.c_str(),
function,
enabled,
linked_monitors,
camera,
orientation,
event_prefix.c_str(),
label_format.c_str(),
Coord( label_x, label_y ),
image_buffer_count,
warmup_count,
pre_event_count,
post_event_count,
stream_replay_buffer,
alarm_frame_count,
section_length,
frame_skip,
capture_delay,
alarm_capture_delay,
fps_report_interval,
ref_blend_perc,
track_motion,
RGB_WHITE,
purpose
);
Zone **zones = 0;
int n_zones = Zone::Load( monitors[i], zones );
monitors[i]->AddZones( n_zones, zones );
Debug( 1, "Loaded monitor %d(%s), %d zones", id, name.c_str(), n_zones );
}
if ( mysql_errno( &dbconn ) )
{
Error( "Can't fetch row: %s", mysql_error( &dbconn ) );
exit( mysql_errno( &dbconn ) );
}
// Yadda yadda
mysql_free_result( result );
return( n_monitors );
}
int Monitor::LoadFileMonitors( const char *file, Monitor **&monitors, Purpose purpose )
{
static char sql[BUFSIZ];
if ( !file[0] )
{
strncpy( sql, "select Id, Name, Function+0, Enabled, LinkedMonitors, Path, Width, Height, Palette, Orientation+0, Brightness, Contrast, Hue, Colour, EventPrefix, LabelFormat, LabelX, LabelY, ImageBufferCount, WarmupCount, PreEventCount, PostEventCount, StreamReplayBuffer, AlarmFrameCount, SectionLength, FrameSkip, MaxFPS, AlarmMaxFPS, FPSReportInterval, RefBlendPerc, TrackMotion from Monitors where Function != 'None' and Type = 'File'", sizeof(sql) );
}
else
{
snprintf( sql, sizeof(sql), "select Id, Name, Function+0, Enabled, LinkedMonitors, Path, Width, Height, Palette, Orientation+0, Brightness, Contrast, Hue, Colour, EventPrefix, LabelFormat, LabelX, LabelY, ImageBufferCount, WarmupCount, PreEventCount, PostEventCount, StreamReplayBuffer, AlarmFrameCount, SectionLength, FrameSkip, MaxFPS, AlarmMaxFPS, FPSReportInterval, RefBlendPerc, TrackMotion from Monitors where Function != 'None' and Type = 'File' and Path = '%s'", file );
}
if ( mysql_query( &dbconn, sql ) )
{
Error( "Can't run query: %s", mysql_error( &dbconn ) );
exit( mysql_errno( &dbconn ) );
}
MYSQL_RES *result = mysql_store_result( &dbconn );
if ( !result )
{
Error( "Can't use query result: %s", mysql_error( &dbconn ) );
exit( mysql_errno( &dbconn ) );
}
int n_monitors = mysql_num_rows( result );
Debug( 1, "Got %d monitors", n_monitors );
delete[] monitors;
monitors = new Monitor *[n_monitors];
for( int i = 0; MYSQL_ROW dbrow = mysql_fetch_row( result ); i++ )
{
int col = 0;
int id = atoi(dbrow[col]); col++;
const char *name = dbrow[col]; col++;
int function = atoi(dbrow[col]); col++;
int enabled = atoi(dbrow[col]); col++;
const char *linked_monitors = dbrow[col]; col++;
const char *path = dbrow[col]; col++;
int width = atoi(dbrow[col]); col++;
int height = atoi(dbrow[col]); col++;
int palette = atoi(dbrow[col]); col++;
Orientation orientation = (Orientation)atoi(dbrow[col]); col++;
int brightness = atoi(dbrow[col]); col++;
int contrast = atoi(dbrow[col]); col++;
int hue = atoi(dbrow[col]); col++;
int colour = atoi(dbrow[col]); col++;
const char *event_prefix = dbrow[col]; col++;
const char *label_format = dbrow[col]; col++;
int label_x = atoi(dbrow[col]); col++;
int label_y = atoi(dbrow[col]); col++;
int image_buffer_count = atoi(dbrow[col]); col++;
int warmup_count = atoi(dbrow[col]); col++;
int pre_event_count = atoi(dbrow[col]); col++;
int post_event_count = atoi(dbrow[col]); col++;
int stream_replay_buffer = atoi(dbrow[col]); col++;
int alarm_frame_count = atoi(dbrow[col]); col++;
int section_length = atoi(dbrow[col]); col++;
int frame_skip = atoi(dbrow[col]); col++;
int capture_delay = (dbrow[col]&&atof(dbrow[col])>0.0)?int(DT_PREC_3/atof(dbrow[col])):0; col++;
int alarm_capture_delay = (dbrow[col]&&atof(dbrow[col])>0.0)?int(DT_PREC_3/atof(dbrow[col])):0; col++;
int fps_report_interval = atoi(dbrow[col]); col++;
int ref_blend_perc = atoi(dbrow[col]); col++;
int track_motion = atoi(dbrow[col]); col++;
int cam_width = ((orientation==ROTATE_90||orientation==ROTATE_270)?height:width);
int cam_height = ((orientation==ROTATE_90||orientation==ROTATE_270)?width:height);
Camera *camera = new FileCamera(
id,
path, // File
cam_width,
cam_height,
palette,
brightness,
contrast,
hue,
colour,
purpose==CAPTURE
);
monitors[i] = new Monitor(
id,
name,
function,
enabled,
linked_monitors,
camera,
orientation,
event_prefix,
label_format,
Coord( label_x, label_y ),
image_buffer_count,
warmup_count,
pre_event_count,
post_event_count,
stream_replay_buffer,
alarm_frame_count,
section_length,
frame_skip,
capture_delay,
alarm_capture_delay,
fps_report_interval,
ref_blend_perc,
track_motion,
RGB_WHITE,
purpose
);
Zone **zones = 0;
int n_zones = Zone::Load( monitors[i], zones );
monitors[i]->AddZones( n_zones, zones );
Debug( 1, "Loaded monitor %d(%s), %d zones", id, name, n_zones );
}
if ( mysql_errno( &dbconn ) )
{
Error( "Can't fetch row: %s", mysql_error( &dbconn ) );
exit( mysql_errno( &dbconn ) );
}
// Yadda yadda
mysql_free_result( result );
return( n_monitors );
}
Monitor *Monitor::Load( int id, bool load_zones, Purpose purpose )
{
static char sql[BUFSIZ];
snprintf( sql, sizeof(sql), "select Id, Name, Type, Function+0, Enabled, LinkedMonitors, Device, Channel, Format, Protocol, Method, Host, Port, Path, SubPath, Width, Height, Palette, Orientation+0, Brightness, Contrast, Hue, Colour, EventPrefix, LabelFormat, LabelX, LabelY, ImageBufferCount, WarmupCount, PreEventCount, PostEventCount, StreamReplayBuffer, AlarmFrameCount, SectionLength, FrameSkip, MaxFPS, AlarmMaxFPS, FPSReportInterval, RefBlendPerc, TrackMotion, SignalCheckColour from Monitors where Id = %d", id );
if ( mysql_query( &dbconn, sql ) )
{
Error( "Can't run query: %s", mysql_error( &dbconn ) );
exit( mysql_errno( &dbconn ) );
}
MYSQL_RES *result = mysql_store_result( &dbconn );
if ( !result )
{
Error( "Can't use query result: %s", mysql_error( &dbconn ) );
exit( mysql_errno( &dbconn ) );
}
int n_monitors = mysql_num_rows( result );
Debug( 1, "Got %d monitors", n_monitors );
Monitor *monitor = 0;
for( int i = 0; MYSQL_ROW dbrow = mysql_fetch_row( result ); i++ )
{
int col = 0;
int id = atoi(dbrow[col]); col++;
std::string name = dbrow[col]; col++;
std::string type = dbrow[col]; col++;
int function = atoi(dbrow[col]); col++;
int enabled = atoi(dbrow[col]); col++;
std::string linked_monitors = dbrow[col]; col++;
std::string device = dbrow[col]; col++;
int channel = atoi(dbrow[col]); col++;
int format = atoi(dbrow[col]); col++;
std::string protocol = dbrow[col]; col++;
std::string method = dbrow[col]; col++;
std::string host = dbrow[col]; col++;
std::string port = dbrow[col]; col++;
std::string path = dbrow[col]; col++;
std::string subpath = dbrow[col]; col++;
int width = atoi(dbrow[col]); col++;
int height = atoi(dbrow[col]); col++;
int palette = atoi(dbrow[col]); col++;
Orientation orientation = (Orientation)atoi(dbrow[col]); col++;
int brightness = atoi(dbrow[col]); col++;
int contrast = atoi(dbrow[col]); col++;
int hue = atoi(dbrow[col]); col++;
int colour = atoi(dbrow[col]); col++;
std::string event_prefix = dbrow[col]; col++;
std::string label_format = dbrow[col]; col++;
int label_x = atoi(dbrow[col]); col++;
int label_y = atoi(dbrow[col]); col++;
int image_buffer_count = atoi(dbrow[col]); col++;
int warmup_count = atoi(dbrow[col]); col++;
int pre_event_count = atoi(dbrow[col]); col++;
int post_event_count = atoi(dbrow[col]); col++;
int stream_replay_buffer = atoi(dbrow[col]); col++;
int alarm_frame_count = atoi(dbrow[col]); col++;
int section_length = atoi(dbrow[col]); col++;
int frame_skip = atoi(dbrow[col]); col++;
int capture_delay = (dbrow[col]&&atof(dbrow[col])>0.0)?int(DT_PREC_3/atof(dbrow[col])):0; col++;
int alarm_capture_delay = (dbrow[col]&&atof(dbrow[col])>0.0)?int(DT_PREC_3/atof(dbrow[col])):0; col++;
int fps_report_interval = atoi(dbrow[col]); col++;
int ref_blend_perc = atoi(dbrow[col]); col++;
int track_motion = atoi(dbrow[col]); col++;
int signal_check_colour;
if ( dbrow[col][0] == '#' )
signal_check_colour = strtol(dbrow[col]+1,0,16);
else
signal_check_colour = strtol(dbrow[col],0,16);
int cam_width = ((orientation==ROTATE_90||orientation==ROTATE_270)?height:width);
int cam_height = ((orientation==ROTATE_90||orientation==ROTATE_270)?width:height);
Camera *camera = 0;
if ( type == "Local" )
{
camera = new LocalCamera(
id,
device.c_str(),
channel,
format,
cam_width,
cam_height,
palette,
brightness,
contrast,
hue,
colour,
purpose==CAPTURE
);
}
else if ( type == "Remote" )
{
if ( protocol == "http" )
{
camera = new RemoteCameraHttp(
id,
method.c_str(),
host.c_str(),
port.c_str(),
path.c_str(),
cam_width,
cam_height,
palette,
brightness,
contrast,
hue,
colour,
purpose==CAPTURE
);
}
else if ( protocol == "rtsp" )
{
camera = new RemoteCameraRtsp(
id,
method.c_str(),
host.c_str(),
port.c_str(),
path.c_str(),
subpath.c_str(),
cam_width,
cam_height,
palette,
brightness,
contrast,
hue,
colour,
purpose==CAPTURE
);
}
else
{
Fatal( "Unexpected remote camera protocol '%s' for monitor %d", protocol.c_str(), id );
}
}
else if ( type == "File" )
{
camera = new FileCamera(
id,
path.c_str(),
cam_width,
cam_height,
palette,
brightness,
contrast,
hue,
colour,
purpose==CAPTURE
);
}
else
{
Fatal( "Bogus monitor type '%s' for monitor %d", type.c_str(), id );
}
monitor = new Monitor(
id,
name.c_str(),
function,
enabled,
linked_monitors.c_str(),
camera,
orientation,
event_prefix.c_str(),
label_format.c_str(),
Coord( label_x, label_y ),
image_buffer_count,
warmup_count,
pre_event_count,
post_event_count,
stream_replay_buffer,
alarm_frame_count,
section_length,
frame_skip,
capture_delay,
alarm_capture_delay,
fps_report_interval,
ref_blend_perc,
track_motion,
signal_check_colour,
purpose
);
int n_zones = 0;
if ( load_zones )
{
Zone **zones = 0;
n_zones = Zone::Load( monitor, zones );
monitor->AddZones( n_zones, zones );
}
Debug( 1, "Loaded monitor %d(%s), %d zones", id, name.c_str(), n_zones );
}
if ( mysql_errno( &dbconn ) )
{
Error( "Can't fetch row: %s", mysql_error( &dbconn ) );
exit( mysql_errno( &dbconn ) );
}
// Yadda yadda
mysql_free_result( result );
return( monitor );
}
int Monitor::PostCapture()
{
if ( camera->PostCapture( image ) == 0 )
{
if ( orientation != ROTATE_0 )
{
switch ( orientation )
{
case ROTATE_0 :
{
// No action required
break;
}
case ROTATE_90 :
case ROTATE_180 :
case ROTATE_270 :
{
image.Rotate( (orientation-1)*90 );
break;
}
case FLIP_HORI :
case FLIP_VERT :
{
image.Flip( orientation==FLIP_HORI );
break;
}
}
}
if ( image.Size() != camera->ImageSize() )
{
Error( "Captured image does not match expected size, check width, height and colour depth" );
return( -1 );
}
int index = image_count%image_buffer_count;
if ( index == shared_data->last_read_index && function > MONITOR )
{
Warning( "Buffer overrun at index %d, slow down capture, speed up analysis or increase ring buffer size", index );
}
gettimeofday( image_buffer[index].timestamp, NULL );
if ( config.timestamp_on_capture )
{
TimestampImage( &image, image_buffer[index].timestamp );
}
image_buffer[index].image->CopyBuffer( image );
shared_data->signal = CheckSignal( &image );
shared_data->last_write_index = index;
shared_data->last_image_time = image_buffer[index].timestamp->tv_sec;
image_count++;
if ( image_count && !(image_count%fps_report_interval) )
{
time_t now = image_buffer[index].timestamp->tv_sec;
fps = double(fps_report_interval)/(now-last_fps_time);
//Info( "%d -> %d -> %d", fps_report_interval, now, last_fps_time );
//Info( "%d -> %d -> %lf -> %lf", now-last_fps_time, fps_report_interval/(now-last_fps_time), double(fps_report_interval)/(now-last_fps_time), fps );
Info( "%s: %d - Capturing at %.2lf fps", name, image_count, fps );
last_fps_time = now;
}
if ( shared_data->action & GET_SETTINGS )
{
shared_data->brightness = camera->Brightness();
shared_data->hue = camera->Hue();
shared_data->colour = camera->Colour();
shared_data->contrast = camera->Contrast();
shared_data->action &= ~GET_SETTINGS;
}
if ( shared_data->action & SET_SETTINGS )
{
camera->Brightness( shared_data->brightness );
camera->Hue( shared_data->hue );
camera->Colour( shared_data->colour );
camera->Contrast( shared_data->contrast );
shared_data->action &= ~SET_SETTINGS;
}
return( 0 );
}
shared_data->signal = false;
return( -1 );
}
void Monitor::TimestampImage( Image *ts_image, const struct timeval *ts_time ) const
{
if ( label_format[0] )
{
// Expand the strftime macros first
char label_time_text[256];
strftime( label_time_text, sizeof(label_time_text), label_format, localtime( &ts_time->tv_sec ) );
char label_text[1024];
const char *s_ptr = label_time_text;
char *d_ptr = label_text;
while ( *s_ptr && ((d_ptr-label_text) < sizeof(label_text)) )
{
if ( *s_ptr == '%' )
{
bool found_macro = false;
switch ( *(s_ptr+1) )
{
case 'N' :
d_ptr += snprintf( d_ptr, sizeof(label_text)-(d_ptr-label_text), "%s", name );
found_macro = true;
break;
case 'Q' :
d_ptr += snprintf( d_ptr, sizeof(label_text)-(d_ptr-label_text), "%s", trigger_data->trigger_showtext );
found_macro = true;
break;
case 'f' :
d_ptr += snprintf( d_ptr, sizeof(label_text)-(d_ptr-label_text), "%02ld", ts_time->tv_usec/10000 );
found_macro = true;
break;
}
if ( found_macro )
{
s_ptr += 2;
continue;
}
}
*d_ptr++ = *s_ptr++;
}
*d_ptr = '\0';
ts_image->Annotate( label_text, label_coord );
}
}
bool Monitor::closeEvent()
{
if ( event )
{
if ( function == RECORD || function == MOCORD )
{
gettimeofday( &(event->EndTime()), NULL );
}
delete event;
event = 0;
return( true );
}
return( false );
}
unsigned int Monitor::DetectMotion( const Image &comp_image, char *text_ptr, size_t text_size )
{
bool alarm = false;
unsigned int score = 0;
char *orig_text_ptr = text_ptr;
if ( n_zones <= 0 ) return( alarm );
if ( config.record_diag_images )
{
static char diag_path[PATH_MAX] = "";
if ( !diag_path[0] )
{
snprintf( diag_path, sizeof(diag_path), "%s/%d/diag-r.jpg", config.dir_events, id );
}
ref_image.WriteJpeg( diag_path );
}
Image *delta_image = ref_image.Delta( comp_image );
if ( config.record_diag_images )
{
static char diag_path[PATH_MAX] = "";
if ( !diag_path[0] )
{
snprintf( diag_path, sizeof(diag_path), "%s/%d/diag-d.jpg", config.dir_events, id );
}
delta_image->WriteJpeg( diag_path );
}
// Blank out all exclusion zones
for ( int n_zone = 0; n_zone < n_zones; n_zone++ )
{
Zone *zone = zones[n_zone];
zone->ClearAlarm();
if ( !zone->IsInactive() )
{
continue;
}
Debug( 3, "Blanking inactive zone %s", zone->Label() );
delta_image->Fill( RGB_BLACK, zone->GetPolygon() );
}
// Check preclusive zones first
for ( int n_zone = 0; n_zone < n_zones; n_zone++ )
{
Zone *zone = zones[n_zone];
if ( !zone->IsPreclusive() )
{
continue;
}
Debug( 3, "Checking preclusive zone %s", zone->Label() );
if ( zone->CheckAlarms( delta_image ) )
{
alarm = true;
score += zone->Score();
Debug( 3, "Zone is alarmed, zone score = %d", zone->Score() );
if ( text_ptr )
text_ptr += snprintf( text_ptr, text_size-(text_ptr-orig_text_ptr), "%s%s", text_ptr!=orig_text_ptr?", ":"", zone->Label() );
//zone->ResetStats();
}
}
Coord alarm_centre;
int top_score = -1;
if ( alarm )
{
alarm = false;
score = 0;
}
else
{
// Find all alarm pixels in active zones
for ( int n_zone = 0; n_zone < n_zones; n_zone++ )
{
Zone *zone = zones[n_zone];
if ( !zone->IsActive() )
{
continue;
}
Debug( 3, "Checking active zone %s", zone->Label() );
if ( zone->CheckAlarms( delta_image ) )
{
alarm = true;
score += zone->Score();
zone->SetAlarm();
Debug( 3, "Zone is alarmed, zone score = %d", zone->Score() );
if ( text_ptr )
text_ptr += snprintf( text_ptr, text_size-(text_ptr-orig_text_ptr), "%s%s", text_ptr!=orig_text_ptr?", ":"", zone->Label() );
if ( config.opt_control && track_motion )
{
if ( (int)zone->Score() > top_score )
{
top_score = zone->Score();
alarm_centre = zone->GetAlarmCentre();
}
}
}
}
if ( alarm )
{
for ( int n_zone = 0; n_zone < n_zones; n_zone++ )
{
Zone *zone = zones[n_zone];
if ( !zone->IsInclusive() )
{
continue;
}
Debug( 3, "Checking inclusive zone %s", zone->Label() );
if ( zone->CheckAlarms( delta_image ) )
{
alarm = true;
score += zone->Score();
zone->SetAlarm();
Debug( 3, "Zone is alarmed, zone score = %d", zone->Score() );
if ( text_ptr )
text_ptr += snprintf( text_ptr, text_size-(text_ptr-orig_text_ptr), "%s%s", text_ptr!=orig_text_ptr?", ":"", zone->Label() );
if ( config.opt_control && track_motion )
{
if ( zone->Score() > top_score )
{
top_score = zone->Score();
alarm_centre = zone->GetAlarmCentre();
}
}
}
}
}
else
{
// Find all alarm pixels in exclusive zones
for ( int n_zone = 0; n_zone < n_zones; n_zone++ )
{
Zone *zone = zones[n_zone];
if ( !zone->IsExclusive() )
{
continue;
}
Debug( 3, "Checking exclusive zone %s", zone->Label() );
if ( zone->CheckAlarms( delta_image ) )
{
alarm = true;
score += zone->Score();
zone->SetAlarm();
Debug( 3, "Zone is alarmed, zone score = %d", zone->Score() );
if ( text_ptr )
text_ptr += snprintf( text_ptr, text_size-(text_ptr-orig_text_ptr), "%s%s", text_ptr!=orig_text_ptr?", ":"", zone->Label() );
}
}
}
}
if ( top_score > 0 )
{
shared_data->alarm_x = alarm_centre.X();
shared_data->alarm_y = alarm_centre.Y();
Info( "Got alarm centre at %d,%d, at count %d", shared_data->alarm_x, shared_data->alarm_y, image_count );
}
else
{
shared_data->alarm_x = shared_data->alarm_y = -1;
}
delete delta_image;
// This is a small and innocent hack to prevent scores of 0 being returned in alarm state
return( score?score:alarm );
}
bool Monitor::DumpSettings( char *output, bool verbose )
{
output[0] = 0;
sprintf( output+strlen(output), "Id : %d\n", id );
sprintf( output+strlen(output), "Name : %s\n", name );
sprintf( output+strlen(output), "Type : %s\n", camera->IsLocal()?"Local":(camera->IsRemote()?"Remote":"File") );
if ( camera->IsLocal() )
{
sprintf( output+strlen(output), "Device : %s\n", ((LocalCamera *)camera)->Device() );
sprintf( output+strlen(output), "Channel : %d\n", ((LocalCamera *)camera)->Channel() );
sprintf( output+strlen(output), "Format : %d\n", ((LocalCamera *)camera)->Format() );
}
else if ( camera->IsRemote() )
{
sprintf( output+strlen(output), "Protocol : %s\n", ((RemoteCamera *)camera)->Protocol().c_str() );
sprintf( output+strlen(output), "Host : %s\n", ((RemoteCamera *)camera)->Host().c_str() );
sprintf( output+strlen(output), "Port : %s\n", ((RemoteCamera *)camera)->Port().c_str() );
sprintf( output+strlen(output), "Path : %s\n", ((RemoteCamera *)camera)->Path().c_str() );
}
else if ( camera->IsFile() )
{
sprintf( output+strlen(output), "Path : %s\n", ((FileCamera *)camera)->Path() );
}
sprintf( output+strlen(output), "Width : %d\n", camera->Width() );
sprintf( output+strlen(output), "Height : %d\n", camera->Height() );
sprintf( output+strlen(output), "Palette : %d\n", camera->Palette() );
sprintf( output+strlen(output), "Colours : %d\n", camera->Colours() );
sprintf( output+strlen(output), "Event Prefix : %s\n", event_prefix );
sprintf( output+strlen(output), "Label Format : %s\n", label_format );
sprintf( output+strlen(output), "Label Coord : %d,%d\n", label_coord.X(), label_coord.Y() );
sprintf( output+strlen(output), "Image Buffer Count : %d\n", image_buffer_count );
sprintf( output+strlen(output), "Warmup Count : %d\n", warmup_count );
sprintf( output+strlen(output), "Pre Event Count : %d\n", pre_event_count );
sprintf( output+strlen(output), "Post Event Count : %d\n", post_event_count );
sprintf( output+strlen(output), "Stream Replay Buffer : %d\n", stream_replay_buffer );
sprintf( output+strlen(output), "Alarm Frame Count : %d\n", alarm_frame_count );
sprintf( output+strlen(output), "Section Length : %d\n", section_length );
sprintf( output+strlen(output), "Maximum FPS : %.2f\n", capture_delay?DT_PREC_3/capture_delay:0.0 );
sprintf( output+strlen(output), "Alarm Maximum FPS : %.2f\n", alarm_capture_delay?DT_PREC_3/alarm_capture_delay:0.0 );
sprintf( output+strlen(output), "Reference Blend %%ge : %d\n", ref_blend_perc );
sprintf( output+strlen(output), "Track Motion : %d\n", track_motion );
sprintf( output+strlen(output), "Function: %d - %s\n", function,
function==NONE?"None":(
function==MONITOR?"Monitor Only":(
function==MODECT?"Motion Detection":(
function==RECORD?"Continuous Record":(
function==MOCORD?"Continuous Record with Motion Detection":(
function==NODECT?"Externally Triggered only, no Motion Detection":"Unknown"
))))));
sprintf( output+strlen(output), "Zones : %d\n", n_zones );
for ( int i = 0; i < n_zones; i++ )
{
zones[i]->DumpSettings( output+strlen(output), verbose );
}
return( true );
}
bool MonitorStream::checkSwapPath( const char *path, bool create_path )
{
uid_t uid = getuid();
gid_t gid = getgid();
struct stat stat_buf;
if ( stat( path, &stat_buf ) < 0 )
{
if ( create_path && errno == ENOENT )
{
Debug( 3, "Swap path '%s' missing, creating", path );
if ( mkdir( path, 0755 ) )
{
Error( "Can't mkdir %s: %s", path, strerror(errno));
return( false );
}
if ( stat( path, &stat_buf ) < 0 )
{
Error( "Can't stat '%s': %s", path, strerror(errno) );
return( false );
}
}
else
{
Error( "Can't stat '%s': %s", path, strerror(errno) );
return( false );
}
}
if ( !S_ISDIR(stat_buf.st_mode) )
{
Error( "Swap image path '%s' is not a directory", path );
return( false );
}
mode_t mask = 0;
if ( uid == stat_buf.st_uid )
{
// If we are the owner
mask = 00700;
}
else if ( gid == stat_buf.st_gid )
{
// If we are in the owner group
mask = 00070;
}
else
{
// We are neither the owner nor in the group
mask = 00007;
}
if ( (stat_buf.st_mode & mask) != mask )
{
Error( "Insufficient permissions on swap image path '%s'", path );
return( false );
}
return( true );
}
void MonitorStream::processCommand( const CmdMsg *msg )
{
Debug( 2, "Got message, type %ld, msg %d", msg->msg_type, msg->msg_data[0] );
// Check for incoming command
switch( (MsgCommand)msg->msg_data[0] )
{
case CMD_PAUSE :
{
Debug( 1, "Got PAUSE command" );
// Set paused flag
paused = true;
// Set delayed flag
delayed = true;
last_frame_sent = TV_2_FLOAT( now );
break;
}
case CMD_PLAY :
{
Debug( 1, "Got PLAY command" );
if ( paused )
{
// Clear paused flag
paused = false;
// Set delayed_play flag
delayed = true;
}
replay_rate = ZM_RATE_BASE;
break;
}
case CMD_STOP :
{
Debug( 1, "Got STOP command" );
// Clear paused flag
paused = false;
// Clear delayed_play flag
delayed = false;
break;
}
case CMD_FASTFWD :
{
Debug( 1, "Got FAST FWD command" );
if ( paused )
{
// Clear paused flag
paused = false;
// Set delayed_play flag
delayed = true;
}
// Set play rate
switch ( replay_rate )
{
case 2 * ZM_RATE_BASE :
replay_rate = 5 * ZM_RATE_BASE;
break;
case 5 * ZM_RATE_BASE :
replay_rate = 10 * ZM_RATE_BASE;
break;
case 10 * ZM_RATE_BASE :
replay_rate = 25 * ZM_RATE_BASE;
break;
case 25 * ZM_RATE_BASE :
case 50 * ZM_RATE_BASE :
replay_rate = 50 * ZM_RATE_BASE;
break;
default :
replay_rate = 2 * ZM_RATE_BASE;
break;
}
break;
}
case CMD_SLOWFWD :
{
Debug( 1, "Got SLOW FWD command" );
// Set paused flag
paused = true;
// Set delayed flag
delayed = true;
// Set play rate
replay_rate = ZM_RATE_BASE;
// Set step
step = 1;
break;
}
case CMD_SLOWREV :
{
Debug( 1, "Got SLOW REV command" );
// Set paused flag
paused = true;
// Set delayed flag
delayed = true;
// Set play rate
replay_rate = ZM_RATE_BASE;
// Set step
step = -1;
break;
}
case CMD_FASTREV :
{
Debug( 1, "Got FAST REV command" );
if ( paused )
{
// Clear paused flag
paused = false;
// Set delayed_play flag
delayed = true;
}
// Set play rate
switch ( replay_rate )
{
case -2 * ZM_RATE_BASE :
replay_rate = -5 * ZM_RATE_BASE;
break;
case -5 * ZM_RATE_BASE :
replay_rate = -10 * ZM_RATE_BASE;
break;
case -10 * ZM_RATE_BASE :
replay_rate = -25 * ZM_RATE_BASE;
break;
case -25 * ZM_RATE_BASE :
case -50 * ZM_RATE_BASE :
replay_rate = -50 * ZM_RATE_BASE;
break;
default :
replay_rate = -2 * ZM_RATE_BASE;
break;
}
break;
}
case CMD_ZOOMIN :
{
x = ((unsigned char)msg->msg_data[1]<<8)|(unsigned char)msg->msg_data[2];
y = ((unsigned char)msg->msg_data[3]<<8)|(unsigned char)msg->msg_data[4];
Debug( 1, "Got ZOOM IN command, to %d,%d", x, y );
switch ( zoom )
{
case 100:
zoom = 150;
break;
case 150:
zoom = 200;
break;
case 200:
zoom = 300;
break;
case 300:
zoom = 400;
break;
case 400:
default :
zoom = 500;
break;
}
break;
}
case CMD_ZOOMOUT :
{
Debug( 1, "Got ZOOM OUT command" );
switch ( zoom )
{
case 500:
zoom = 400;
break;
case 400:
zoom = 300;
break;
case 300:
zoom = 200;
break;
case 200:
zoom = 150;
break;
case 150:
default :
zoom = 100;
break;
}
break;
}
case CMD_PAN :
{
x = ((unsigned char)msg->msg_data[1]<<8)|(unsigned char)msg->msg_data[2];
y = ((unsigned char)msg->msg_data[3]<<8)|(unsigned char)msg->msg_data[4];
Debug( 1, "Got PAN command, to %d,%d", x, y );
break;
}
case CMD_SCALE :
{
scale = ((unsigned char)msg->msg_data[1]<<8)|(unsigned char)msg->msg_data[2];
Debug( 1, "Got SCALE command, to %d", scale );
break;
}
case CMD_QUERY :
{
Debug( 1, "Got QUERY command, sending STATUS" );
break;
}
default :
{
Error( "Got unexpected command %d", msg->msg_data[0] );
break;
}
}
struct {
int id;
double fps;
int state;
int buffer_level;
bool delayed;
bool paused;
int rate;
double delay;
int zoom;
bool enabled;
bool forced;
} status_data;
status_data.id = monitor->Id();
status_data.fps = monitor->GetFPS();
status_data.state = monitor->shared_data->state;
status_data.buffer_level = (MOD_ADD( (temp_write_index-temp_read_index), 0, temp_image_buffer_count )*100)/temp_image_buffer_count;
status_data.delayed = delayed;
status_data.paused = paused;
status_data.rate = replay_rate;
status_data.delay = TV_2_FLOAT( now ) - TV_2_FLOAT( last_frame_timestamp );
status_data.zoom = zoom;
//status_data.enabled = monitor->shared_data->active;
status_data.enabled = monitor->trigger_data->trigger_state!=Monitor::TRIGGER_OFF;
status_data.forced = monitor->trigger_data->trigger_state==Monitor::TRIGGER_ON;
Debug( 2, "L:%d, D:%d, P:%d, R:%d, d:%.3f, Z:%d, E:%d F:%d",
status_data.buffer_level,
status_data.delayed,
status_data.paused,
status_data.rate,
status_data.delay,
status_data.zoom,
status_data.enabled,
status_data.forced
);
DataMsg status_msg;
status_msg.msg_type = MSG_DATA_WATCH;
memcpy( &status_msg.msg_data, &status_data, sizeof(status_msg.msg_data) );
int nbytes = 0;
if ( (nbytes = sendto( sd, &status_msg, sizeof(status_msg), 0, (sockaddr *)&rem_addr, sizeof(rem_addr) )) < 0 )
{
//if ( errno != EAGAIN )
{
Error( "Can't sendto on sd %d: %s", sd, strerror(errno) );
exit( -1 );
}
}
updateFrameRate( monitor->GetFPS() );
}
void MonitorStream::sendFrame( const char *filepath, struct timeval *timestamp )
{
bool send_raw = ((scale>=ZM_SCALE_BASE)&&(zoom==ZM_SCALE_BASE));
if ( type != STREAM_JPEG )
send_raw = false;
if ( !config.timestamp_on_capture && timestamp )
send_raw = false;
if ( !send_raw )
{
Image temp_image( filepath );
sendFrame( &temp_image, timestamp );
}
else
{
int img_buffer_size = 0;
static unsigned char img_buffer[ZM_MAX_IMAGE_SIZE];
FILE *fdj = NULL;
if ( (fdj = fopen( filepath, "r" )) )
{
img_buffer_size = fread( img_buffer, 1, sizeof(img_buffer), fdj );
fclose( fdj );
}
else
{
Error( "Can't open %s: %s", filepath, strerror(errno) );
}
fprintf( stdout, "--ZoneMinderFrame\r\n" );
fprintf( stdout, "Content-Length: %d\r\n", img_buffer_size );
fprintf( stdout, "Content-Type: image/jpeg\r\n\r\n" );
fwrite( img_buffer, img_buffer_size, 1, stdout );
fprintf( stdout, "\r\n\r\n" );
fflush( stdout );
last_frame_sent = TV_2_FLOAT( now );
}
}
void MonitorStream::sendFrame( Image *image, struct timeval *timestamp )
{
if ( !config.timestamp_on_capture && timestamp )
{
monitor->TimestampImage( image, timestamp );
}
Image *send_image = prepareImage( image );
#if HAVE_LIBAVCODEC
if ( type == STREAM_MPEG )
{
if ( !vid_stream )
{
vid_stream = new VideoStream( "pipe:", format, bitrate, effective_fps, send_image->Colours(), send_image->Width(), send_image->Height() );
fprintf( stdout, "Content-type: %s\r\n\r\n", vid_stream->MimeType() );
vid_stream->OpenStream();
}
static struct timeval base_time;
struct DeltaTimeval delta_time;
if ( !frame_count )
base_time = *timestamp;
DELTA_TIMEVAL( delta_time, *timestamp, base_time, DT_PREC_3 );
/* double pts = */ vid_stream->EncodeFrame( send_image->Buffer(), send_image->Size(), config.mpeg_timed_frames, delta_time.delta );
}
else
#endif // HAVE_LIBAVCODEC
{
static unsigned char temp_img_buffer[ZM_MAX_IMAGE_SIZE];
int img_buffer_size = 0;
unsigned char *img_buffer = temp_img_buffer;
fprintf( stdout, "--ZoneMinderFrame\r\n" );
switch( type )
{
case STREAM_JPEG :
send_image->EncodeJpeg( img_buffer, &img_buffer_size );
fprintf( stdout, "Content-Type: image/jpeg\r\n" );
break;
case STREAM_RAW :
fprintf( stdout, "Content-Type: image/x-rgb\r\n" );
img_buffer = send_image->Buffer();
img_buffer_size = send_image->Size();
break;
case STREAM_ZIP :
fprintf( stdout, "Content-Type: image/x-rgbz\r\n" );
unsigned long zip_buffer_size;
send_image->Zip( img_buffer, &zip_buffer_size );
img_buffer_size = zip_buffer_size;
break;
default :
Fatal( "Unexpected frame type %d", type );
break;
}
fprintf( stdout, "Content-Length: %d\r\n\r\n", img_buffer_size );
fwrite( img_buffer, img_buffer_size, 1, stdout );
fprintf( stdout, "\r\n\r\n" );
fflush( stdout );
}
last_frame_sent = TV_2_FLOAT( now );
}
void MonitorStream::runStream()
{
if ( type == STREAM_SINGLE )
{
// Not yet migrated over to stream class
monitor->SingleImage( scale );
return;
}
openComms();
checkInitialised();
updateFrameRate( monitor->GetFPS() );
if ( type == STREAM_JPEG )
fprintf( stdout, "Content-Type: multipart/x-mixed-replace;boundary=ZoneMinderFrame\r\n\r\n" );
int last_read_index = monitor->image_buffer_count;
time_t stream_start_time;
time( &stream_start_time );
frame_count = 0;
temp_image_buffer = 0;
temp_image_buffer_count = monitor->stream_replay_buffer;
temp_read_index = temp_image_buffer_count;
temp_write_index = temp_image_buffer_count;
char swap_path[PATH_MAX] = "";
if ( connkey )
{
Debug( 2, "Checking swap image location" );
Debug( 3, "Checking swap image path" );
strncpy( swap_path, config.path_swap, sizeof(swap_path) );
if ( checkSwapPath( swap_path, false ) )
{
snprintf( &(swap_path[strlen(swap_path)]), sizeof(swap_path)-strlen(swap_path), "/zmswap-m%d", monitor->Id() );
if ( checkSwapPath( swap_path, true ) )
{
snprintf( &(swap_path[strlen(swap_path)]), sizeof(swap_path)-strlen(swap_path), "/zmswap-q%06d", connkey );
if ( checkSwapPath( swap_path, true ) )
{
buffer_playback = true;
}
}
}
if ( !buffer_playback )
{
Error( "Unable to validate swap image path, disabling buffered playback" );
}
else
{
Debug( 2, "Assigning temporary buffer" );
temp_image_buffer = new SwapImage[temp_image_buffer_count];
memset( temp_image_buffer, 0, sizeof(*temp_image_buffer)*temp_image_buffer_count );
Debug( 2, "Assigned temporary buffer" );
}
}
while ( !zm_terminate )
{
bool got_command = false;
if ( feof( stdout ) || ferror( stdout ) )
{
break;
}
gettimeofday( &now, NULL );
if ( buffer_playback )
{
got_command = checkCommandQueue();
}
bool frame_sent = false;
if ( delayed )
{
if ( temp_read_index == temp_write_index )
{
// Go back to live viewing
Debug( 1, "Exceeded temporary streaming buffer" );
// Clear paused flag
paused = false;
// Clear delayed_play flag
delayed = false;
replay_rate = ZM_RATE_BASE;
}
else
{
if ( !paused )
{
int temp_index = MOD_ADD( temp_read_index, 0, temp_image_buffer_count );
//Debug( 3, "tri: %d, ti: %d", temp_read_index, temp_index );
SwapImage *swap_image = &temp_image_buffer[temp_index];
if ( !swap_image->valid )
{
paused = true;
delayed = true;
temp_read_index = MOD_ADD( temp_read_index, (replay_rate>=0?-1:1), temp_image_buffer_count );
}
else
{
//Debug( 3, "siT: %f, lfT: %f", TV_2_FLOAT( swap_image->timestamp ), TV_2_FLOAT( last_frame_timestamp ) );
double expected_delta_time = ((TV_2_FLOAT( swap_image->timestamp ) - TV_2_FLOAT( last_frame_timestamp )) * ZM_RATE_BASE)/replay_rate;
double actual_delta_time = TV_2_FLOAT( now ) - last_frame_sent;
//Debug( 3, "eDT: %.3lf, aDT: %.3f, lFS:%.3f, NOW:%.3f", expected_delta_time, actual_delta_time, last_frame_sent, TV_2_FLOAT( now ) );
// If the next frame is due
if ( actual_delta_time > expected_delta_time )
{
//Debug( 2, "eDT: %.3lf, aDT: %.3f", expected_delta_time, actual_delta_time );
if ( temp_index%frame_mod == 0 )
{
Debug( 2, "Sending delayed frame %d", temp_index );
// Send the next frame
sendFrame( temp_image_buffer[temp_index].file_name, &temp_image_buffer[temp_index].timestamp );
memcpy( &last_frame_timestamp, &(swap_image->timestamp), sizeof(last_frame_timestamp) );
frame_sent = true;
}
temp_read_index = MOD_ADD( temp_read_index, (replay_rate>0?1:-1), temp_image_buffer_count );
}
}
}
else if ( step != 0 )
{
temp_read_index = MOD_ADD( temp_read_index, (step>0?1:-1), temp_image_buffer_count );
SwapImage *swap_image = &temp_image_buffer[temp_read_index];
// Send the next frame
sendFrame( temp_image_buffer[temp_read_index].file_name, &temp_image_buffer[temp_read_index].timestamp );
memcpy( &last_frame_timestamp, &(swap_image->timestamp), sizeof(last_frame_timestamp) );
frame_sent = true;
step = 0;
}
else
{
int temp_index = MOD_ADD( temp_read_index, 0, temp_image_buffer_count );
double actual_delta_time = TV_2_FLOAT( now ) - last_frame_sent;
if ( got_command || actual_delta_time > 5 )
{
// Send keepalive
Debug( 2, "Sending keepalive frame %d", temp_index );
// Send the next frame
sendFrame( temp_image_buffer[temp_index].file_name, &temp_image_buffer[temp_index].timestamp );
frame_sent = true;
}
}
}
if ( temp_read_index == temp_write_index )
{
// Go back to live viewing
Warning( "Rewound over write index, resuming live play" );
// Clear paused flag
paused = false;
// Clear delayed_play flag
delayed = false;
replay_rate = ZM_RATE_BASE;
}
}
if ( last_read_index != monitor->shared_data->last_write_index )
{
int index = monitor->shared_data->last_write_index%monitor->image_buffer_count;
last_read_index = monitor->shared_data->last_write_index;
//Debug( 1, "%d: %x - %x", index, image_buffer[index].image, image_buffer[index].image->buffer );
if ( (frame_mod == 1) || ((frame_count%frame_mod) == 0) )
{
if ( !paused && !delayed )
{
// Send the next frame
Monitor::Snapshot *snap = &monitor->image_buffer[index];
sendFrame( snap->image, snap->timestamp );
memcpy( &last_frame_timestamp, snap->timestamp, sizeof(last_frame_timestamp) );
frame_sent = true;
temp_read_index = temp_write_index;
}
}
if ( buffer_playback )
{
if ( monitor->shared_data->valid )
{
if ( monitor->image_buffer[index].timestamp->tv_sec )
{
int temp_index = temp_write_index%temp_image_buffer_count;
Debug( 2, "Storing frame %d", temp_index );
if ( !temp_image_buffer[temp_index].valid )
{
snprintf( temp_image_buffer[temp_index].file_name, sizeof(temp_image_buffer[0].file_name), "%s/zmswap-i%05d.jpg", swap_path, temp_index );
temp_image_buffer[temp_index].valid = true;
}
memcpy( &(temp_image_buffer[temp_index].timestamp), monitor->image_buffer[index].timestamp, sizeof(temp_image_buffer[0].timestamp) );
monitor->image_buffer[index].image->WriteJpeg( temp_image_buffer[temp_index].file_name, config.jpeg_file_quality );
temp_write_index = MOD_ADD( temp_write_index, 1, temp_image_buffer_count );
if ( temp_write_index == temp_read_index )
{
// Go back to live viewing
Warning( "Exceeded temporary buffer, resuming live play" );
// Clear paused flag
paused = false;
// Clear delayed_play flag
delayed = false;
replay_rate = ZM_RATE_BASE;
}
}
else
{
Warning( "Unable to store frame as timestamp invalid" );
}
}
else
{
Warning( "Unable to store frame as shared memory invalid" );
}
}
frame_count++;
}
usleep( (1000000 * ZM_RATE_BASE)/((base_fps?base_fps:1)*abs(replay_rate*2)) );
if ( ttl )
{
if ( (now.tv_sec - stream_start_time) > ttl )
{
break;
}
}
}
if ( buffer_playback )
{
char swap_path[PATH_MAX] = "";
snprintf( swap_path, sizeof(swap_path), "%s/zmswap-m%d/zmswap-q%06d", config.path_swap, monitor->Id(), connkey );
Debug( 1, "Cleaning swap files from %s", swap_path );
struct stat stat_buf;
if ( stat( swap_path, &stat_buf ) < 0 )
{
if ( errno != ENOENT )
{
Error( "Can't stat '%s': %s", swap_path, strerror(errno) );
}
}
else if ( !S_ISDIR(stat_buf.st_mode) )
{
Error( "Swap image path '%s' is not a directory", swap_path );
}
else
{
char glob_pattern[PATH_MAX] = "";
snprintf( glob_pattern, sizeof(glob_pattern), "%s/*.*", swap_path );
glob_t pglob;
int glob_status = glob( glob_pattern, 0, 0, &pglob );
if ( glob_status != 0 )
{
if ( glob_status < 0 )
{
Error( "Can't glob '%s': %s", glob_pattern, strerror(errno) );
}
else
{
Debug( 1, "Can't glob '%s': %d", glob_pattern, glob_status );
}
}
else
{
for ( int i = 0; i < pglob.gl_pathc; i++ )
{
if ( unlink( pglob.gl_pathv[i] ) < 0 )
{
Error( "Can't unlink '%s': %s", pglob.gl_pathv[i], strerror(errno) );
}
}
}
globfree( &pglob );
if ( rmdir( swap_path ) < 0 )
{
Error( "Can't rmdir '%s': %s", swap_path, strerror(errno) );
}
}
}
closeComms();
}
void Monitor::SingleImage( int scale)
{
int img_buffer_size = 0;
static JOCTET img_buffer[ZM_MAX_IMAGE_SIZE];
Image scaled_image;
int index = shared_data->last_write_index%image_buffer_count;
Snapshot *snap = &image_buffer[index];
Image *snap_image = snap->image;
if ( scale != ZM_SCALE_BASE )
{
scaled_image.Assign( *snap_image );
scaled_image.Scale( scale );
snap_image = &scaled_image;
}
if ( !config.timestamp_on_capture )
{
TimestampImage( snap_image, snap->timestamp );
}
snap_image->EncodeJpeg( img_buffer, &img_buffer_size );
fprintf( stdout, "Content-Length: %d\r\n", img_buffer_size );
fprintf( stdout, "Content-Type: image/jpeg\r\n\r\n" );
fwrite( img_buffer, img_buffer_size, 1, stdout );
}
void Monitor::SingleImageRaw( int scale)
{
Image scaled_image;
int index = shared_data->last_write_index%image_buffer_count;
Snapshot *snap = &image_buffer[index];
Image *snap_image = snap->image;
if ( scale != ZM_SCALE_BASE )
{
scaled_image.Assign( *snap_image );
scaled_image.Scale( scale );
snap_image = &scaled_image;
}
if ( !config.timestamp_on_capture )
{
TimestampImage( snap_image, snap->timestamp );
}
fprintf( stdout, "Content-Length: %d\r\n", snap_image->Size() );
fprintf( stdout, "Content-Type: image/x-rgb\r\n\r\n" );
fwrite( snap_image->Buffer(), snap_image->Size(), 1, stdout );
}
void Monitor::SingleImageZip( int scale)
{
unsigned long img_buffer_size = 0;
static Bytef img_buffer[ZM_MAX_IMAGE_SIZE];
Image scaled_image;
int index = shared_data->last_write_index%image_buffer_count;
Snapshot *snap = &image_buffer[index];
Image *snap_image = snap->image;
if ( scale != ZM_SCALE_BASE )
{
scaled_image.Assign( *snap_image );
scaled_image.Scale( scale );
snap_image = &scaled_image;
}
if ( !config.timestamp_on_capture )
{
TimestampImage( snap_image, snap->timestamp );
}
snap_image->Zip( img_buffer, &img_buffer_size );
fprintf( stdout, "Content-Length: %ld\r\n", img_buffer_size );
fprintf( stdout, "Content-Type: image/x-rgbz\r\n\r\n" );
fwrite( img_buffer, img_buffer_size, 1, stdout );
}