zoneminder/src/zm_monitor.cpp

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//
// ZoneMinder Monitor Class Implementation, $Date$, $Revision$
// Copyright (C) 2001-2008 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
//
#include <sys/types.h>
#include <sys/stat.h>
#include <arpa/inet.h>
#include <glob.h>
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#include <cinttypes>
#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_video.h"
#include "zm_eventstream.h"
#if ZM_HAS_V4L
#include "zm_local_camera.h"
#endif // ZM_HAS_V4L
#include "zm_remote_camera.h"
#include "zm_remote_camera_http.h"
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#include "zm_remote_camera_nvsocket.h"
#if HAVE_LIBAVFORMAT
#include "zm_remote_camera_rtsp.h"
#endif // HAVE_LIBAVFORMAT
#include "zm_file_camera.h"
#if HAVE_LIBAVFORMAT
#include "zm_ffmpeg_camera.h"
#endif // HAVE_LIBAVFORMAT
#include "zm_fifo.h"
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#if HAVE_LIBVLC
#include "zm_libvlc_camera.h"
#endif // HAVE_LIBVLC
#if HAVE_LIBCURL
#include "zm_curl_camera.h"
#endif // HAVE_LIBCURL
#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
// SOLARIS - we don't have MAP_LOCKED on openSolaris/illumos
#ifndef MAP_LOCKED
#define MAP_LOCKED 0
#endif
// This is the official SQL (and ordering of the fields) to load a Monitor.
// It will be used whereever a Monitor dbrow is needed. WHERE conditions can be appended
std::string load_monitor_sql =
"SELECT `Id`, `Name`, `ServerId`, `StorageId`, `Type`, `Function`+0, `Enabled`, `LinkedMonitors`, "
"`AnalysisFPSLimit`, `AnalysisUpdateDelay`, `MaxFPS`, `AlarmMaxFPS`,"
"`Device`, `Channel`, `Format`, `V4LMultiBuffer`, `V4LCapturesPerFrame`, " // V4L Settings
"`Protocol`, `Method`, `Options`, `User`, `Pass`, `Host`, `Port`, `Path`, `Width`, `Height`, `Colours`, `Palette`, `Orientation`+0, `Deinterlacing`, "
"`DecoderHWAccelName`, `DecoderHWAccelDevice`, `RTSPDescribe`, "
"`SaveJPEGs`, `VideoWriter`, `EncoderParameters`, "
//" OutputCodec, Encoder, OutputContainer, "
"`RecordAudio`, "
"`Brightness`, `Contrast`, `Hue`, `Colour`, "
"`EventPrefix`, `LabelFormat`, `LabelX`, `LabelY`, `LabelSize`,"
"`ImageBufferCount`, `WarmupCount`, `PreEventCount`, `PostEventCount`, `StreamReplayBuffer`, `AlarmFrameCount`, "
"`SectionLength`, `MinSectionLength`, `FrameSkip`, `MotionFrameSkip`, "
"`FPSReportInterval`, `RefBlendPerc`, `AlarmRefBlendPerc`, `TrackMotion`, `Exif`, `SignalCheckPoints`, `SignalCheckColour` FROM `Monitors`";
std::string CameraType_Strings[] = {
"Local",
"Remote",
"File",
"Ffmpeg",
"LibVLC",
"CURL",
};
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std::vector<std::string> split(const std::string &s, char delim) {
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std::vector<std::string> elems;
std::stringstream ss(s);
std::string item;
while(std::getline(ss, item, delim)) {
elems.push_back(trimSpaces(item));
}
return elems;
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}
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Monitor::MonitorLink::MonitorLink( int p_id, const char *p_name ) :
id( p_id ),
shared_data(NULL),
trigger_data(NULL),
video_store_data(NULL)
{
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strncpy( name, p_name, sizeof(name)-1 );
#if ZM_MEM_MAPPED
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map_fd = -1;
snprintf( mem_file, sizeof(mem_file), "%s/zm.mmap.%d", staticConfig.PATH_MAP.c_str(), id );
#else // ZM_MEM_MAPPED
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shm_id = 0;
#endif // ZM_MEM_MAPPED
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mem_size = 0;
mem_ptr = 0;
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last_event = 0;
last_state = IDLE;
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last_connect_time = 0;
connected = false;
}
Monitor::MonitorLink::~MonitorLink() {
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disconnect();
}
bool Monitor::MonitorLink::connect() {
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if ( !last_connect_time || (time( 0 ) - last_connect_time) > 60 ) {
last_connect_time = time( 0 );
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mem_size = sizeof(SharedData) + sizeof(TriggerData);
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Debug( 1, "link.mem.size=%d", mem_size );
#if ZM_MEM_MAPPED
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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 );
}
while ( map_fd <= 2 ) {
int new_map_fd = dup(map_fd);
Warning( "Got one of the stdio fds for our mmap handle. map_fd was %d, new one is %d", map_fd, new_map_fd );
close(map_fd);
map_fd = new_map_fd;
}
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 %ld, 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
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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 < (void *)0 ) {
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Debug( 3, "Can't shmat link memory: %s", strerror(errno) );
connected = false;
return( false );
}
#endif // ZM_MEM_MAPPED
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shared_data = (SharedData *)mem_ptr;
trigger_data = (TriggerData *)((char *)shared_data + sizeof(SharedData));
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if ( !shared_data->valid ) {
Debug( 3, "Linked memory not initialised by capture daemon" );
disconnect();
return( false );
}
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last_state = shared_data->state;
last_event = shared_data->last_event;
connected = true;
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return( true );
}
return( false );
}
bool Monitor::MonitorLink::disconnect() {
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if ( connected ) {
connected = false;
#if ZM_MEM_MAPPED
if ( mem_ptr > (void *)0 ) {
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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
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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
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mem_size = 0;
mem_ptr = 0;
}
return( true );
}
bool Monitor::MonitorLink::isAlarmed() {
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if ( !connected ) {
return( false );
}
return( shared_data->state == ALARM );
}
bool Monitor::MonitorLink::inAlarm() {
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if ( !connected ) {
return( false );
}
return( shared_data->state == ALARM || shared_data->state == ALERT );
}
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bool Monitor::MonitorLink::hasAlarmed() {
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if ( shared_data->state == ALARM ) {
return true;
} else if ( shared_data->last_event != last_event ) {
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last_event = shared_data->last_event;
}
return false;
}
Monitor::Monitor(
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int p_id,
const char *p_name,
const unsigned int p_server_id,
const unsigned int p_storage_id,
int p_function,
bool p_enabled,
const char *p_linked_monitors,
Camera *p_camera,
int p_orientation,
unsigned int p_deinterlacing,
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const std::string &p_decoder_hwaccel_name,
const std::string &p_decoder_hwaccel_device,
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int p_savejpegs,
VideoWriter p_videowriter,
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std::string p_encoderparams,
bool p_record_audio,
const char *p_event_prefix,
const char *p_label_format,
const Coord &p_label_coord,
int p_label_size,
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_min_section_length,
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int p_frame_skip,
int p_motion_frame_skip,
double p_capture_max_fps,
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double p_analysis_fps,
unsigned int p_analysis_update_delay,
int p_capture_delay,
int p_alarm_capture_delay,
int p_fps_report_interval,
int p_ref_blend_perc,
int p_alarm_ref_blend_perc,
bool p_track_motion,
int p_signal_check_points,
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Rgb p_signal_check_colour,
bool p_embed_exif,
Purpose p_purpose,
int p_n_zones,
Zone *p_zones[]
) : id( p_id ),
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server_id( p_server_id ),
storage_id( p_storage_id ),
function( (Function)p_function ),
enabled( p_enabled ),
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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() ),
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orientation( (Orientation)p_orientation ),
deinterlacing( p_deinterlacing ),
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decoder_hwaccel_name(p_decoder_hwaccel_name),
decoder_hwaccel_device(p_decoder_hwaccel_device),
savejpegs( p_savejpegs ),
videowriter( p_videowriter ),
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encoderparams( p_encoderparams ),
record_audio( p_record_audio ),
label_coord( p_label_coord ),
label_size( p_label_size ),
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 ),
min_section_length( p_min_section_length ),
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frame_skip( p_frame_skip ),
motion_frame_skip( p_motion_frame_skip ),
capture_max_fps( p_capture_max_fps ),
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analysis_fps( p_analysis_fps ),
analysis_update_delay( p_analysis_update_delay ),
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 ),
alarm_ref_blend_perc( p_alarm_ref_blend_perc ),
track_motion( p_track_motion ),
signal_check_points(p_signal_check_points),
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signal_check_colour( p_signal_check_colour ),
embed_exif( p_embed_exif ),
delta_image( width, height, ZM_COLOUR_GRAY8, ZM_SUBPIX_ORDER_NONE ),
ref_image( width, height, p_camera->Colours(), p_camera->SubpixelOrder() ),
purpose( p_purpose ),
last_motion_score(0),
camera( p_camera ),
n_zones( p_n_zones ),
zones( p_zones ),
timestamps( 0 ),
images( 0 ),
privacy_bitmask( NULL ),
event_delete_thread(NULL)
{
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strncpy(name, p_name, sizeof(name)-1);
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strncpy(event_prefix, p_event_prefix, sizeof(event_prefix)-1);
strncpy(label_format, p_label_format, sizeof(label_format)-1);
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// Change \n to actual line feeds
char *token_ptr = label_format;
const char *token_string = "\n";
while ( ( token_ptr = strstr(token_ptr, token_string) ) ) {
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if ( *(token_ptr+1) ) {
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*token_ptr = '\n';
token_ptr++;
strcpy(token_ptr, token_ptr+1);
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} else {
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*token_ptr = '\0';
break;
}
}
/* Parse encoder parameters */
ParseEncoderParameters(encoderparams.c_str(), &encoderparamsvec);
fps = 0.0;
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last_camera_bytes = 0;
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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;
if ( strcmp( config.event_close_mode, "time" ) == 0 )
event_close_mode = CLOSE_TIME;
else if ( strcmp( config.event_close_mode, "alarm" ) == 0 )
event_close_mode = CLOSE_ALARM;
else
event_close_mode = CLOSE_IDLE;
Debug( 1, "monitor purpose=%d", purpose );
mem_size = sizeof(SharedData)
+ sizeof(TriggerData)
+ sizeof(VideoStoreData) //Information to pass back to the capture process
+ (image_buffer_count*sizeof(struct timeval))
+ (image_buffer_count*camera->ImageSize())
+ 64; /* Padding used to permit aligning the images buffer to 64 byte boundary */
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Debug(1, "mem.size(%d) SharedData=%d TriggerData=%d VideoStoreData=%d timestamps=%d images=%dx%d = %" PRId64 " total=%" PRId64,
sizeof(mem_size),
sizeof(SharedData), sizeof(TriggerData), sizeof(VideoStoreData),
(image_buffer_count*sizeof(struct timeval)),
image_buffer_count, camera->ImageSize(), (image_buffer_count*camera->ImageSize()),
mem_size);
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mem_ptr = NULL;
storage = new Storage(storage_id);
Debug(1, "Storage path: %s", storage->Path());
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// Should maybe store this for later use
char monitor_dir[PATH_MAX] = "";
snprintf(monitor_dir, sizeof(monitor_dir), "%s/%d", storage->Path(), id);
if ( purpose == CAPTURE ) {
if ( mkdir(monitor_dir, 0755) ) {
if ( errno != EEXIST ) {
Error("Can't mkdir %s: %s", monitor_dir, strerror(errno));
}
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}
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if ( ! this->connect() ) {
Error("unable to connect, but doing capture");
exit(-1);
}
memset(mem_ptr, 0, mem_size);
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shared_data->size = sizeof(SharedData);
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_write_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;
shared_data->format = camera->SubpixelOrder();
shared_data->imagesize = camera->ImageSize();
shared_data->alarm_cause[0] = 0;
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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;
shared_data->valid = true;
video_store_data->recording = (struct timeval){0};
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snprintf(video_store_data->event_file, sizeof(video_store_data->event_file), "nothing");
video_store_data->size = sizeof(VideoStoreData);
//video_store_data->frameNumber = 0;
} else if ( purpose == ANALYSIS ) {
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if ( ! ( this->connect() && mem_ptr ) ) exit(-1);
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shared_data->state = IDLE;
shared_data->last_read_time = 0;
shared_data->alarm_x = -1;
shared_data->alarm_y = -1;
}
if ( ( ! mem_ptr ) || ! shared_data->valid ) {
if ( purpose != QUERY ) {
Error("Shared data not initialised by capture daemon for monitor %s", name);
exit(-1);
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}
}
start_time = last_fps_time = time( 0 );
event = 0;
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Debug(1, "Monitor %s has function %d,\n"
"label format = '%s', label X = %d, label Y = %d, label size = %d,\n"
"image buffer count = %d, warmup count = %d, pre-event count = %d, post-event count = %d, alarm frame count = %d,\n"
"fps report interval = %d, ref blend percentage = %d, alarm ref blend percentage = %d, track motion = %d",
name, function,
label_format, label_coord.X(), label_coord.Y(), label_size,
image_buffer_count, warmup_count, pre_event_count, post_event_count, alarm_frame_count,
fps_report_interval, ref_blend_perc, alarm_ref_blend_perc, track_motion );
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//Set video recording flag for event start constructor and easy reference in code
videoRecording = ((GetOptVideoWriter() == H264PASSTHROUGH) && camera->SupportsNativeVideo());
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n_linked_monitors = 0;
linked_monitors = 0;
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if ( purpose == ANALYSIS ) {
while(
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( shared_data->last_write_index == (unsigned int)image_buffer_count )
&&
( shared_data->last_write_time == 0 )
&&
( !zm_terminate )
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) {
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Debug(1, "Waiting for capture daemon last_write_index(%d), last_write_time(%d)",
shared_data->last_write_index, shared_data->last_write_time );
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sleep(1);
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}
ref_image.Assign( width, height, camera->Colours(), camera->SubpixelOrder(),
image_buffer[shared_data->last_write_index].image->Buffer(), camera->ImageSize());
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adaptive_skip = true;
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ReloadLinkedMonitors(p_linked_monitors);
if ( config.record_diag_images ) {
diag_path_r = stringtf(config.record_diag_images_fifo ? "%s/%d/diagpipe-r.jpg" : "%s/%d/diag-r.jpg", storage->Path(), id);
diag_path_d = stringtf(config.record_diag_images_fifo ? "%s/%d/diagpipe-d.jpg" : "%s/%d/diag-d.jpg", storage->Path(), id);
if (config.record_diag_images_fifo){
FifoStream::fifo_create_if_missing(diag_path_r.c_str());
FifoStream::fifo_create_if_missing(diag_path_d.c_str());
}
}
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} // end if purpose == ANALYSIS
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} // Monitor::Monitor
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bool Monitor::connect() {
Debug(3, "Connecting to monitor. Purpose is %d", purpose );
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#if ZM_MEM_MAPPED
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snprintf(mem_file, sizeof(mem_file), "%s/zm.mmap.%d", staticConfig.PATH_MAP.c_str(), id);
map_fd = open(mem_file, O_RDWR|O_CREAT, (mode_t)0600);
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if ( map_fd < 0 ) {
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Fatal("Can't open memory map file %s, probably not enough space free: %s", mem_file, strerror(errno));
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} else {
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Debug(3, "Success opening mmap file at (%s)", mem_file);
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}
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struct stat map_stat;
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if ( fstat(map_fd, &map_stat) < 0 )
Fatal("Can't stat memory map file %s: %s, is the zmc process for this monitor running?", mem_file, strerror(errno));
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if ( map_stat.st_size != mem_size ) {
if ( purpose == CAPTURE ) {
// Allocate the size
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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));
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}
} else if ( map_stat.st_size == 0 ) {
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Error("Got empty memory map file size %ld, is the zmc process for this monitor running?", map_stat.st_size, mem_size);
close(map_fd);
map_fd = -1;
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return false;
} else {
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Error("Got unexpected memory map file size %ld, expected %d", map_stat.st_size, mem_size);
close(map_fd);
map_fd = -1;
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return false;
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}
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}
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Debug(3, "MMap file size is %ld", map_stat.st_size);
#ifdef MAP_LOCKED
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mem_ptr = (unsigned char *)mmap(NULL, mem_size, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_LOCKED, map_fd, 0);
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if ( mem_ptr == MAP_FAILED ) {
if ( errno == EAGAIN ) {
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Debug(1, "Unable to map file %s (%d bytes) to locked memory, trying unlocked", mem_file, mem_size);
#endif
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mem_ptr = (unsigned char *)mmap(NULL, mem_size, PROT_READ|PROT_WRITE, MAP_SHARED, map_fd, 0);
Debug(1, "Mapped file %s (%d bytes) to unlocked memory", mem_file, mem_size);
#ifdef MAP_LOCKED
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} else {
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Error("Unable to map file %s (%d bytes) to locked memory (%s)", mem_file, mem_size, strerror(errno));
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}
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}
#endif
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if ( mem_ptr == MAP_FAILED )
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Fatal("Can't map file %s (%d bytes) to memory: %s(%d)", mem_file, mem_size, strerror(errno), errno);
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if ( mem_ptr == NULL ) {
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Error("mmap gave a null address:");
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} else {
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Debug(3, "mmapped to %p", mem_ptr);
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}
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#else // ZM_MEM_MAPPED
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shm_id = shmget((config.shm_key&0xffff0000)|id, mem_size, IPC_CREAT|0700);
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if ( shm_id < 0 ) {
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Fatal("Can't shmget, probably not enough shared memory space free: %s", strerror(errno));
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}
mem_ptr = (unsigned char *)shmat(shm_id, 0, 0);
if ( mem_ptr < (void *)0 ) {
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Fatal("Can't shmat: %s", strerror(errno));
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}
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#endif // ZM_MEM_MAPPED
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shared_data = (SharedData *)mem_ptr;
trigger_data = (TriggerData *)((char *)shared_data + sizeof(SharedData));
video_store_data = (VideoStoreData *)((char *)trigger_data + sizeof(TriggerData));
struct timeval *shared_timestamps = (struct timeval *)((char *)video_store_data + sizeof(VideoStoreData));
unsigned char *shared_images = (unsigned char *)((char *)shared_timestamps + (image_buffer_count*sizeof(struct timeval)));
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if ( ((unsigned long)shared_images % 64) != 0 ) {
/* Align images buffer to nearest 64 byte boundary */
Debug(3,"Aligning shared memory images to the next 64 byte boundary");
shared_images = (uint8_t*)((unsigned long)shared_images + (64 - ((unsigned long)shared_images % 64)));
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}
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Debug(3, "Allocating %d image buffers", image_buffer_count);
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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(), camera->SubpixelOrder(), &(shared_images[i*camera->ImageSize()]) );
image_buffer[i].image->HoldBuffer(true); /* Don't release the internal buffer or replace it with another */
}
if ( (deinterlacing & 0xff) == 4) {
/* Four field motion adaptive deinterlacing in use */
/* Allocate a buffer for the next image */
next_buffer.image = new Image( width, height, camera->Colours(), camera->SubpixelOrder());
next_buffer.timestamp = new struct timeval;
}
if ( purpose == ANALYSIS ) {
if ( analysis_fps ) {
// Size of pre event buffer must be greater than pre_event_count
// if alarm_frame_count > 1, because in this case the buffer contains
// alarmed images that must be discarded when event is created
pre_event_buffer_count = pre_event_count + alarm_frame_count - 1;
pre_event_buffer = new Snapshot[pre_event_buffer_count];
for ( int i = 0; i < pre_event_buffer_count; i++ ) {
pre_event_buffer[i].timestamp = new struct timeval;
*pre_event_buffer[i].timestamp = {0,0};
pre_event_buffer[i].image = new Image( width, height, camera->Colours(), camera->SubpixelOrder());
}
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} // end if max_analysis_fps
timestamps = new struct timeval *[pre_event_count];
images = new Image *[pre_event_count];
last_signal = shared_data->signal;
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} // end if purpose == ANALYSIS
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Debug(3, "Success connecting");
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return true;
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} // end Monitor::connect
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Monitor::~Monitor() {
if ( n_linked_monitors ) {
for( int i = 0; i < n_linked_monitors; i++ ) {
delete linked_monitors[i];
}
delete[] linked_monitors;
linked_monitors = 0;
}
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if ( timestamps ) {
delete[] timestamps;
timestamps = 0;
}
if ( images ) {
delete[] images;
images = 0;
}
if ( privacy_bitmask ) {
delete[] privacy_bitmask;
privacy_bitmask = NULL;
}
if ( mem_ptr ) {
if ( event ) {
Info( "%s: image_count:%d - Closing event %" PRIu64 ", shutting down", name, image_count, event->Id() );
closeEvent();
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// closeEvent may start another thread to close the event, so wait for it to finish
if ( event_delete_thread ) {
event_delete_thread->join();
delete event_delete_thread;
event_delete_thread = NULL;
}
}
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if ( (deinterlacing & 0xff) == 4) {
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delete next_buffer.image;
delete next_buffer.timestamp;
}
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for ( int i = 0; i < image_buffer_count; i++ ) {
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delete image_buffer[i].image;
}
delete[] image_buffer;
} // end if mem_ptr
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for ( int i = 0; i < n_zones; i++ ) {
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delete zones[i];
}
delete[] zones;
delete camera;
delete storage;
if ( mem_ptr ) {
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if ( purpose == ANALYSIS ) {
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shared_data->state = state = IDLE;
shared_data->last_read_index = image_buffer_count;
shared_data->last_read_time = 0;
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if ( analysis_fps ) {
for ( int i = 0; i < pre_event_buffer_count; i++ ) {
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delete pre_event_buffer[i].image;
delete pre_event_buffer[i].timestamp;
}
delete[] pre_event_buffer;
}
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} else if ( purpose == CAPTURE ) {
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shared_data->valid = false;
memset( mem_ptr, 0, mem_size );
}
#if ZM_MEM_MAPPED
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if ( msync(mem_ptr, mem_size, MS_SYNC) < 0 )
Error("Can't msync: %s", strerror(errno));
if ( munmap(mem_ptr, mem_size) < 0 )
Fatal("Can't munmap: %s", strerror(errno));
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close( map_fd );
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if ( purpose == CAPTURE ) {
// How about we store this in the object on instantiation so that we don't have to do this again.
char mmap_path[PATH_MAX] = "";
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snprintf(mmap_path, sizeof(mmap_path), "%s/zm.mmap.%d", staticConfig.PATH_MAP.c_str(), id);
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if ( unlink(mmap_path) < 0 ) {
Warning("Can't unlink '%s': %s", mmap_path, strerror(errno));
}
}
#else // ZM_MEM_MAPPED
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struct shmid_ds shm_data;
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if ( shmctl(shm_id, IPC_STAT, &shm_data) < 0 ) {
Fatal("Can't shmctl: %s", strerror(errno));
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}
if ( shm_data.shm_nattch <= 1 ) {
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if ( shmctl(shm_id, IPC_RMID, 0) < 0 ) {
Fatal("Can't shmctl: %s", strerror(errno));
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}
}
#endif // ZM_MEM_MAPPED
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} // end if mem_ptr
}
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void Monitor::AddZones( int p_n_zones, Zone *p_zones[] ) {
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for ( int i = 0; i < n_zones; i++ )
delete zones[i];
delete[] zones;
n_zones = p_n_zones;
zones = p_zones;
}
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void Monitor::AddPrivacyBitmask( Zone *p_zones[] ) {
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if ( privacy_bitmask ) {
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delete[] privacy_bitmask;
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privacy_bitmask = NULL;
}
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Image *privacy_image = NULL;
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for ( int i = 0; i < n_zones; i++ ) {
if ( p_zones[i]->IsPrivacy() ) {
if ( !privacy_image ) {
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privacy_image = new Image( width, height, 1, ZM_SUBPIX_ORDER_NONE);
privacy_image->Clear();
}
privacy_image->Fill( 0xff, p_zones[i]->GetPolygon() );
privacy_image->Outline( 0xff, p_zones[i]->GetPolygon() );
}
} // end foreach zone
if ( privacy_image )
privacy_bitmask = privacy_image->Buffer();
}
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Monitor::State Monitor::GetState() const {
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return (State)shared_data->state;
}
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int Monitor::GetImage( int index, int scale ) {
if ( index < 0 || index > image_buffer_count ) {
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index = shared_data->last_write_index;
}
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if ( index != image_buffer_count ) {
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Image *image;
// If we are going to be modifying the snapshot before writing, then we need to copy it
if ( ( scale != ZM_SCALE_BASE ) || ( !config.timestamp_on_capture ) ) {
Snapshot *snap = &image_buffer[index];
Image *snap_image = snap->image;
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alarm_image.Assign(*snap_image);
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//write_image.Assign( *snap_image );
if ( scale != ZM_SCALE_BASE ) {
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alarm_image.Scale(scale);
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}
if ( !config.timestamp_on_capture ) {
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TimestampImage(&alarm_image, snap->timestamp);
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}
image = &alarm_image;
} else {
image = image_buffer[index].image;
}
static char filename[PATH_MAX];
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snprintf(filename, sizeof(filename), "Monitor%d.jpg", id);
image->WriteJpeg(filename);
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} else {
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Error("Unable to generate image, no images in buffer");
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}
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return 0;
}
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struct timeval Monitor::GetTimestamp( int index ) const {
if ( index < 0 || index > image_buffer_count ) {
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index = shared_data->last_write_index;
}
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if ( index != image_buffer_count ) {
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Snapshot *snap = &image_buffer[index];
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return *(snap->timestamp);
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} else {
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static struct timeval null_tv = { 0, 0 };
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return null_tv;
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}
}
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unsigned int Monitor::GetLastReadIndex() const {
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return( shared_data->last_read_index!=(unsigned int)image_buffer_count?shared_data->last_read_index:-1 );
}
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unsigned int Monitor::GetLastWriteIndex() const {
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return( shared_data->last_write_index!=(unsigned int)image_buffer_count?shared_data->last_write_index:-1 );
}
uint64_t Monitor::GetLastEventId() const {
#if 0
Debug(2, "mem_ptr(%x), State(%d) last_read_index(%d) last_read_time(%d) last_event(%" PRIu64 ")",
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mem_ptr,
shared_data->state,
shared_data->last_read_index,
shared_data->last_read_time,
shared_data->last_event
);
#endif
return shared_data->last_event;
}
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// This function is crap.
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double Monitor::GetFPS() const {
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// last_write_index is the last capture index. It starts as == image_buffer_count so that the first asignment % image_buffer_count = 0;
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int index1 = shared_data->last_write_index;
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if ( index1 == image_buffer_count ) {
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// last_write_index only has this value on startup before capturing anything.
return 0.0;
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}
Snapshot *snap1 = &image_buffer[index1];
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if ( !snap1->timestamp || !snap1->timestamp->tv_sec ) {
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// This should be impossible
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Warning("Impossible situation. No timestamp on captured image index was %d, image-buffer_count was (%d)", index1, image_buffer_count);
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return 0.0;
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}
struct timeval time1 = *snap1->timestamp;
int image_count = image_buffer_count;
int index2 = (index1+1)%image_buffer_count;
Snapshot *snap2 = &image_buffer[index2];
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// the timestamp pointers are initialized on connection, so that's redundant
// tv_sec is probably only zero during the first loop of capturing, so this basically just counts the unused images.
2018-01-19 00:39:33 +08:00
// The problem is that there is no locking, and we set the timestamp before we set last_write_index,
// so there is a small window where the next image can have a timestamp in the future
while ( !snap2->timestamp || !snap2->timestamp->tv_sec || tvDiffSec(*snap2->timestamp, *snap1->timestamp) < 0 ) {
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if ( index1 == index2 ) {
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// All images are uncaptured
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return 0.0;
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}
index2 = (index2+1)%image_buffer_count;
snap2 = &image_buffer[index2];
image_count--;
}
struct timeval time2 = *snap2->timestamp;
double time_diff = tvDiffSec( time2, time1 );
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if ( ! time_diff ) {
Error("No diff between time_diff = %lf (%d:%ld.%ld - %d:%ld.%ld), ibc: %d",
time_diff, index2, time2.tv_sec, time2.tv_usec, index1, time1.tv_sec, time1.tv_usec, image_buffer_count);
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return 0.0;
}
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double curr_fps = image_count/time_diff;
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if ( curr_fps < 0.0 ) {
Error("Negative FPS %f, time_diff = %lf (%d:%ld.%ld - %d:%ld.%ld), ibc: %d",
curr_fps, time_diff, index2, time2.tv_sec, time2.tv_usec, index1, time1.tv_sec, time1.tv_usec, image_buffer_count);
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return 0.0;
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} else {
Debug(2, "GetFPS %f, time_diff = %lf (%d:%ld.%ld - %d:%ld.%ld), ibc: %d",
curr_fps, time_diff, index2, time2.tv_sec, time2.tv_usec, index1, time1.tv_sec, time1.tv_usec, image_buffer_count);
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}
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return curr_fps;
}
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useconds_t Monitor::GetAnalysisRate() {
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double capturing_fps = GetFPS();
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if ( !analysis_fps ) {
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return 0;
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} else if ( analysis_fps > capturing_fps ) {
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Warning("Analysis fps (%.2f) is greater than capturing fps (%.2f)", analysis_fps, capturing_fps);
return 0;
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} else {
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return ( ( 1000000 / analysis_fps ) - ( 1000000 / capturing_fps ) );
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}
}
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void Monitor::UpdateAdaptiveSkip() {
if ( config.opt_adaptive_skip ) {
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double capturing_fps = GetFPS();
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if ( adaptive_skip && analysis_fps && ( analysis_fps < capturing_fps ) ) {
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Info("Analysis fps (%.2f) is lower than capturing fps (%.2f), disabling adaptive skip feature", analysis_fps, capturing_fps);
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adaptive_skip = false;
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} else if ( !adaptive_skip && ( !analysis_fps || ( analysis_fps >= capturing_fps ) ) ) {
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Info("Enabling adaptive skip feature");
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adaptive_skip = true;
}
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} else {
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adaptive_skip = false;
}
}
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void Monitor::ForceAlarmOn( int force_score, const char *force_cause, const char *force_text ) {
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trigger_data->trigger_state = TRIGGER_ON;
trigger_data->trigger_score = force_score;
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strncpy(trigger_data->trigger_cause, force_cause, sizeof(trigger_data->trigger_cause)-1);
strncpy(trigger_data->trigger_text, force_text, sizeof(trigger_data->trigger_text)-1);
}
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void Monitor::ForceAlarmOff() {
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trigger_data->trigger_state = TRIGGER_OFF;
}
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void Monitor::CancelForced() {
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trigger_data->trigger_state = TRIGGER_CANCEL;
}
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void Monitor::actionReload() {
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shared_data->action |= RELOAD;
}
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void Monitor::actionEnable() {
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shared_data->action |= RELOAD;
db_mutex.lock();
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static char sql[ZM_SQL_SML_BUFSIZ];
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snprintf(sql, sizeof(sql), "UPDATE `Monitors` SET `Enabled` = 1 WHERE `Id` = %d", id);
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if ( mysql_query(&dbconn, sql) ) {
Error("Can't run query: %s", mysql_error(&dbconn));
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}
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db_mutex.unlock();
}
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void Monitor::actionDisable() {
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shared_data->action |= RELOAD;
static char sql[ZM_SQL_SML_BUFSIZ];
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snprintf(sql, sizeof(sql), "UPDATE `Monitors` SET i`Enabled` = 0 WHERE `Id` = %d", id);
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db_mutex.lock();
if ( mysql_query(&dbconn, sql) ) {
Error("Can't run query: %s", mysql_error(&dbconn));
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}
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db_mutex.unlock();
}
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void Monitor::actionSuspend() {
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shared_data->action |= SUSPEND;
}
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void Monitor::actionResume() {
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shared_data->action |= RESUME;
}
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int Monitor::actionBrightness(int p_brightness) {
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if ( purpose != CAPTURE ) {
if ( p_brightness >= 0 ) {
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shared_data->brightness = p_brightness;
shared_data->action |= SET_SETTINGS;
int wait_loops = 10;
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while ( shared_data->action & SET_SETTINGS ) {
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if ( wait_loops-- ) {
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usleep(100000);
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} else {
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Warning("Timed out waiting to set brightness");
return -1;
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}
}
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} else {
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shared_data->action |= GET_SETTINGS;
int wait_loops = 10;
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while ( shared_data->action & GET_SETTINGS ) {
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if ( wait_loops-- ) {
2019-04-16 00:55:28 +08:00
usleep(100000);
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} else {
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Warning("Timed out waiting to get brightness");
return -1;
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}
}
}
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return shared_data->brightness;
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}
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return camera->Brightness(p_brightness);
} // end int Monitor::actionBrightness(int p_brightness)
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int Monitor::actionContrast(int p_contrast) {
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if ( purpose != CAPTURE ) {
if ( p_contrast >= 0 ) {
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shared_data->contrast = p_contrast;
shared_data->action |= SET_SETTINGS;
int wait_loops = 10;
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while ( shared_data->action & SET_SETTINGS ) {
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if ( wait_loops-- ) {
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usleep(100000);
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} else {
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Warning("Timed out waiting to set contrast");
return -1;
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}
}
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} else {
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shared_data->action |= GET_SETTINGS;
int wait_loops = 10;
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while ( shared_data->action & GET_SETTINGS ) {
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if ( wait_loops-- ) {
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usleep(100000);
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} else {
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Warning("Timed out waiting to get contrast");
return -1;
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}
}
}
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return shared_data->contrast;
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}
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return camera->Contrast(p_contrast);
} // end int Monitor::actionContrast(int p_contrast)
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int Monitor::actionHue(int p_hue) {
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if ( purpose != CAPTURE ) {
if ( p_hue >= 0 ) {
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shared_data->hue = p_hue;
shared_data->action |= SET_SETTINGS;
int wait_loops = 10;
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while ( shared_data->action & SET_SETTINGS ) {
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if ( wait_loops-- ) {
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usleep(100000);
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} else {
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Warning("Timed out waiting to set hue");
return -1;
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}
}
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} else {
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shared_data->action |= GET_SETTINGS;
int wait_loops = 10;
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while ( shared_data->action & GET_SETTINGS ) {
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if ( wait_loops-- ) {
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usleep(100000);
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} else {
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Warning("Timed out waiting to get hue");
return -1;
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}
}
}
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return shared_data->hue;
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}
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return camera->Hue(p_hue);
} // end int Monitor::actionHue(int p_hue)
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int Monitor::actionColour(int p_colour) {
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if ( purpose != CAPTURE ) {
if ( p_colour >= 0 ) {
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shared_data->colour = p_colour;
shared_data->action |= SET_SETTINGS;
int wait_loops = 10;
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while ( shared_data->action & SET_SETTINGS ) {
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if ( wait_loops-- ) {
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usleep(100000);
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} else {
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Warning("Timed out waiting to set colour");
return -1;
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}
}
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} else {
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shared_data->action |= GET_SETTINGS;
int wait_loops = 10;
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while ( shared_data->action & GET_SETTINGS ) {
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if ( wait_loops-- ) {
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usleep(100000);
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} else {
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Warning("Timed out waiting to get colour");
return -1;
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}
}
}
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return shared_data->colour;
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}
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return camera->Colour(p_colour);
} // end int Monitor::actionColour(int p_colour)
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void Monitor::DumpZoneImage(const char *zone_string) {
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int exclude_id = 0;
int extra_colour = 0;
Polygon extra_zone;
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if ( zone_string ) {
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if ( !Zone::ParseZoneString(zone_string, exclude_id, extra_colour, extra_zone) ) {
Error("Failed to parse zone string, ignoring");
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}
}
Image *zone_image = NULL;
if ( ( (!staticConfig.SERVER_ID) || ( staticConfig.SERVER_ID == server_id ) ) && mem_ptr ) {
Debug(3, "Trying to load from local zmc");
int index = shared_data->last_write_index;
Snapshot *snap = &image_buffer[index];
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zone_image = new Image(*snap->image);
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} else {
Debug(3, "Trying to load from event");
// Grab the most revent event image
std::string sql = stringtf("SELECT MAX(`Id`) FROM `Events` WHERE `MonitorId`=%d AND `Frames` > 0", id);
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zmDbRow eventid_row;
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if ( eventid_row.fetch(sql.c_str()) ) {
uint64_t event_id = atoll(eventid_row[0]);
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Debug(3, "Got event %" PRIu64, event_id);
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EventStream *stream = new EventStream();
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stream->setStreamStart(event_id, (unsigned int)1);
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zone_image = stream->getImage();
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delete stream;
stream = NULL;
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} else {
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Error("Unable to load an event for monitor %d", id);
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return;
}
}
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if ( zone_image->Colours() == ZM_COLOUR_GRAY8 ) {
zone_image->Colourise(ZM_COLOUR_RGB24, ZM_SUBPIX_ORDER_RGB);
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}
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for ( int i = 0; i < n_zones; i++ ) {
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if ( exclude_id && (!extra_colour || extra_zone.getNumCoords()) && zones[i]->Id() == exclude_id )
continue;
Rgb colour;
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if ( exclude_id && !extra_zone.getNumCoords() && zones[i]->Id() == exclude_id ) {
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colour = extra_colour;
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} else {
if ( zones[i]->IsActive() ) {
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colour = RGB_RED;
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} else if ( zones[i]->IsInclusive() ) {
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colour = RGB_ORANGE;
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} else if ( zones[i]->IsExclusive() ) {
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colour = RGB_PURPLE;
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} else if ( zones[i]->IsPreclusive() ) {
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colour = RGB_BLUE;
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} else {
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colour = RGB_WHITE;
}
}
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zone_image->Fill(colour, 2, zones[i]->GetPolygon());
zone_image->Outline(colour, zones[i]->GetPolygon());
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}
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if ( extra_zone.getNumCoords() ) {
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zone_image->Fill(extra_colour, 2, extra_zone);
zone_image->Outline(extra_colour, extra_zone);
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}
static char filename[PATH_MAX];
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snprintf(filename, sizeof(filename), "Zones%d.jpg", id);
zone_image->WriteJpeg(filename);
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delete zone_image;
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} // end void Monitor::DumpZoneImage(const char *zone_string)
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void Monitor::DumpImage(Image *dump_image) const {
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if ( image_count && !(image_count%10) ) {
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static char filename[PATH_MAX];
static char new_filename[PATH_MAX];
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snprintf(filename, sizeof(filename), "Monitor%d.jpg", id);
snprintf(new_filename, sizeof(new_filename), "Monitor%d-new.jpg", id);
if ( dump_image->WriteJpeg(new_filename) )
rename(new_filename, filename);
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}
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} // end void Monitor::DumpImage(Image *dump_image)
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bool Monitor::CheckSignal(const Image *image) {
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static bool static_undef = true;
/* RGB24 colors */
static uint8_t red_val;
static uint8_t green_val;
static uint8_t blue_val;
static uint8_t grayscale_val; /* 8bit grayscale color */
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static Rgb colour_val; /* RGB32 color */
static int usedsubpixorder;
if ( signal_check_points > 0 ) {
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if ( static_undef ) {
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static_undef = false;
usedsubpixorder = camera->SubpixelOrder();
colour_val = rgb_convert(signal_check_colour, ZM_SUBPIX_ORDER_BGR); /* HTML colour code is actually BGR in memory, we want RGB */
colour_val = rgb_convert(colour_val, usedsubpixorder);
red_val = RED_VAL_BGRA(signal_check_colour);
green_val = GREEN_VAL_BGRA(signal_check_colour);
blue_val = BLUE_VAL_BGRA(signal_check_colour);
grayscale_val = signal_check_colour & 0xff; /* Clear all bytes but lowest byte */
}
const uint8_t *buffer = image->Buffer();
int pixels = image->Pixels();
int width = image->Width();
int colours = image->Colours();
int index = 0;
for ( int i = 0; i < signal_check_points; i++ ) {
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while( true ) {
// Why the casting to long long? also note that on a 64bit cpu, long long is 128bits
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index = (int)(((long long)rand()*(long long)(pixels-1))/RAND_MAX);
if ( !config.timestamp_on_capture || !label_format[0] )
break;
// Avoid sampling the rows with timestamp in
if ( index < (label_coord.Y()*width) || index >= (label_coord.Y()+Image::LINE_HEIGHT)*width )
break;
}
2018-03-27 23:04:40 +08:00
if ( colours == ZM_COLOUR_GRAY8 ) {
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if ( *(buffer+index) != grayscale_val )
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return true;
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2018-03-27 23:04:40 +08:00
} else if ( colours == ZM_COLOUR_RGB24 ) {
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const uint8_t *ptr = buffer+(index*colours);
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if ( usedsubpixorder == ZM_SUBPIX_ORDER_BGR ) {
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if ( (RED_PTR_BGRA(ptr) != red_val) || (GREEN_PTR_BGRA(ptr) != green_val) || (BLUE_PTR_BGRA(ptr) != blue_val) )
return true;
} else {
/* Assume RGB */
if ( (RED_PTR_RGBA(ptr) != red_val) || (GREEN_PTR_RGBA(ptr) != green_val) || (BLUE_PTR_RGBA(ptr) != blue_val) )
return true;
}
2018-03-27 23:04:40 +08:00
} else if ( colours == ZM_COLOUR_RGB32 ) {
if ( usedsubpixorder == ZM_SUBPIX_ORDER_ARGB || usedsubpixorder == ZM_SUBPIX_ORDER_ABGR ) {
2016-06-22 02:02:36 +08:00
if ( ARGB_ABGR_ZEROALPHA(*(((const Rgb*)buffer)+index)) != ARGB_ABGR_ZEROALPHA(colour_val) )
return true;
} else {
/* Assume RGBA or BGRA */
if ( RGBA_BGRA_ZEROALPHA(*(((const Rgb*)buffer)+index)) != RGBA_BGRA_ZEROALPHA(colour_val) )
return true;
}
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}
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} // end for < signal_check_points
2019-04-16 00:55:28 +08:00
Debug(1, "SignalCheck: %d points, colour_val(%d)", signal_check_points, colour_val);
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return false;
} // end if signal_check_points
return true;
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} // end bool Monitor::CheckSignal(const Image *image)
2016-06-22 02:02:36 +08:00
bool Monitor::Analyse() {
if ( shared_data->last_read_index == shared_data->last_write_index ) {
// I wonder how often this happens. Maybe if this happens we should sleep or something?
return false;
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}
struct timeval now;
gettimeofday(&now, NULL);
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2016-06-22 02:02:36 +08:00
if ( image_count && fps_report_interval && !(image_count%fps_report_interval) ) {
2018-02-27 09:08:05 +08:00
if ( now.tv_sec != last_fps_time ) {
double new_fps = double(fps_report_interval)/(now.tv_sec - last_fps_time);
Info("%s: %d - Analysing at %.2f fps", name, image_count, new_fps);
if ( fps != new_fps ) {
fps = new_fps;
db_mutex.lock();
2018-02-27 09:08:05 +08:00
static char sql[ZM_SQL_SML_BUFSIZ];
snprintf(sql, sizeof(sql), "INSERT INTO Monitor_Status (MonitorId,AnalysisFPS) VALUES (%d, %.2lf) ON DUPLICATE KEY UPDATE AnalysisFPS = %.2lf", id, fps, fps);
if ( mysql_query(&dbconn, sql) ) {
Error("Can't run query: %s", mysql_error(&dbconn));
}
2018-04-05 23:30:14 +08:00
db_mutex.unlock();
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} // end if fps != new_fps
2018-02-27 09:08:05 +08:00
last_fps_time = now.tv_sec;
}
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}
int index;
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if ( adaptive_skip ) {
// I think the idea behind adaptive skip is if we are falling behind, then skip a bunch, but not all
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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;
// Isn't read_margin always > 0 here?
2016-06-22 02:02:36 +08:00
if ( read_margin > 0 ) {
// TODO explain this so... 90% of image buffer / 50% of read margin?
2016-04-29 20:57:31 +08:00
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,
"ReadIndex:%d, WriteIndex: %d, PendingFrames = %d, ReadMargin = %d, Step = %d",
shared_data->last_read_index, shared_data->last_write_index, pending_frames, read_margin, step
);
2016-06-22 02:02:36 +08:00
if ( step <= pending_frames ) {
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index = (shared_data->last_read_index+step)%image_buffer_count;
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} else {
if ( pending_frames ) {
2019-04-16 00:55:28 +08:00
Warning("Approaching buffer overrun, consider slowing capture, simplifying analysis or increasing ring buffer size");
2016-04-29 20:57:31 +08:00
}
index = shared_data->last_write_index%image_buffer_count;
}
2016-06-22 02:02:36 +08:00
} else {
2016-04-29 20:57:31 +08:00
index = shared_data->last_write_index%image_buffer_count;
}
Snapshot *snap = &image_buffer[index];
struct timeval *timestamp = snap->timestamp;
Image *snap_image = snap->image;
2016-06-22 02:02:36 +08:00
if ( shared_data->action ) {
2016-06-22 00:21:18 +08:00
// Can there be more than 1 bit set in the action? Shouldn't these be elseifs?
2016-06-22 02:02:36 +08:00
if ( shared_data->action & RELOAD ) {
Info("Received reload indication at count %d", image_count);
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shared_data->action &= ~RELOAD;
Reload();
}
2016-06-22 02:02:36 +08:00
if ( shared_data->action & SUSPEND ) {
if ( Active() ) {
Info("Received suspend indication at count %d", image_count);
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shared_data->active = false;
//closeEvent();
2016-06-22 00:21:18 +08:00
} else {
Info("Received suspend indication at count %d, but wasn't active", image_count);
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}
2016-06-22 02:02:36 +08:00
if ( config.max_suspend_time ) {
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auto_resume_time = now.tv_sec + config.max_suspend_time;
}
shared_data->action &= ~SUSPEND;
}
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if ( shared_data->action & RESUME ) {
if ( Enabled() && !Active() ) {
Info("Received resume indication at count %d", image_count);
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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;
}
2017-05-20 21:03:51 +08:00
} // end if shared_data->action
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if ( auto_resume_time && (now.tv_sec >= auto_resume_time) ) {
Info("Auto resuming at count %d", image_count);
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shared_data->active = true;
ref_image = *snap_image;
ready_count = image_count+(warmup_count/2);
auto_resume_time = 0;
}
2016-06-22 02:02:36 +08:00
if ( Enabled() ) {
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bool signal = shared_data->signal;
bool signal_change = (signal != last_signal);
Debug(3, "Motion detection is enabled signal(%d) signal_change(%d)", signal, signal_change);
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if ( trigger_data->trigger_state != TRIGGER_OFF ) {
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unsigned int score = 0;
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if ( Ready() ) {
2016-04-29 20:57:31 +08:00
std::string cause;
Event::StringSetMap noteSetMap;
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if ( trigger_data->trigger_state == TRIGGER_ON ) {
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score += trigger_data->trigger_score;
Debug(1, "Triggered on score += %d => %d", trigger_data->trigger_score, score);
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if ( !event ) {
// How could it have a length already?
//if ( cause.length() )
//cause += ", ";
2016-04-29 20:57:31 +08:00
cause += trigger_data->trigger_cause;
}
Event::StringSet noteSet;
noteSet.insert(trigger_data->trigger_text);
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noteSetMap[trigger_data->trigger_cause] = noteSet;
}
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if ( signal_change ) {
2016-04-29 20:57:31 +08:00
const char *signalText;
if ( !signal ) {
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signalText = "Lost";
} else {
2016-04-29 20:57:31 +08:00
signalText = "Reacquired";
score += 100;
}
2019-04-16 00:55:28 +08:00
Warning("%s: %s", SIGNAL_CAUSE, signalText);
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if ( event && !signal ) {
2019-04-16 00:55:28 +08:00
Info("%s: %03d - Closing event %" PRIu64 ", signal loss", name, image_count, event->Id());
2016-04-29 20:57:31 +08:00
closeEvent();
}
2016-06-22 02:02:36 +08:00
if ( !event ) {
2016-04-29 20:57:31 +08:00
if ( cause.length() )
cause += ", ";
cause += SIGNAL_CAUSE;
}
Event::StringSet noteSet;
noteSet.insert(signalText);
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noteSetMap[SIGNAL_CAUSE] = noteSet;
shared_data->state = state = IDLE;
shared_data->active = signal;
ref_image = *snap_image;
} else if ( signal ) {
if ( Active() && (function == MODECT || function == MOCORD) ) {
// All is good, so add motion detection score.
Event::StringSet zoneSet;
if ( (!motion_frame_skip) || !(image_count % (motion_frame_skip+1)) ) {
// Get new score.
int new_motion_score = DetectMotion(*snap_image, zoneSet);
Debug(3,
"After motion detection, last_motion_score(%d), new motion score(%d)",
last_motion_score, new_motion_score
);
last_motion_score = new_motion_score;
}
if ( last_motion_score ) {
score += last_motion_score;
if ( !event ) {
if ( cause.length() )
cause += ", ";
cause += MOTION_CAUSE;
}
noteSetMap[MOTION_CAUSE] = zoneSet;
} // end if motion_score
//shared_data->active = signal; // unneccessary active gets set on signal change
} // end if active and doing motion detection
// Check to see if linked monitors are triggering.
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if ( n_linked_monitors > 0 ) {
// FIXME improve logic here
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bool first_link = true;
Event::StringSet noteSet;
for ( int i = 0; i < n_linked_monitors; i++ ) {
// TODO: Shouldn't we try to connect?
if ( linked_monitors[i]->isConnected() ) {
if ( linked_monitors[i]->hasAlarmed() ) {
if ( !event ) {
if ( first_link ) {
if ( cause.length() )
cause += ", ";
cause += LINKED_CAUSE;
first_link = false;
}
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}
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noteSet.insert(linked_monitors[i]->Name());
score += 50;
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}
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} else {
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linked_monitors[i]->connect();
}
} // end foreach linked_monit
if ( noteSet.size() > 0 )
noteSetMap[LINKED_CAUSE] = noteSet;
} // end if linked_monitors
//TODO: What happens is the event closes and sets recording to false then recording to true again so quickly that our capture daemon never picks it up. Maybe need a refresh flag?
if ( function == RECORD || function == MOCORD ) {
if ( event ) {
Debug(3, "Have signal and recording with open event at (%d.%d)", timestamp->tv_sec, timestamp->tv_usec);
if ( section_length
&& ( ( timestamp->tv_sec - video_store_data->recording.tv_sec ) >= section_length )
&& ( (event_close_mode != CLOSE_TIME) || ! ( timestamp->tv_sec % section_length ) )
2019-05-12 21:35:48 +08:00
) {
Info("%s: %03d - Closing event %" PRIu64 ", section end forced %d - %d = %d >= %d",
name, image_count, event->Id(),
timestamp->tv_sec, video_store_data->recording.tv_sec,
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timestamp->tv_sec - video_store_data->recording.tv_sec,
section_length
);
closeEvent();
} // end if section_length
} // end if event
if ( !event ) {
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// Create event
event = new Event(this, *timestamp, "Continuous", noteSetMap, videoRecording);
shared_data->last_event = event->Id();
//set up video store data
snprintf(video_store_data->event_file, sizeof(video_store_data->event_file), "%s", event->getEventFile());
video_store_data->recording = event->StartTime();
Info("%s: %03d - Opening new event %" PRIu64 ", section start", name, image_count, event->Id());
/* To prevent cancelling out an existing alert\prealarm\alarm state */
if ( state == IDLE ) {
shared_data->state = state = TAPE;
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}
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} // end if ! event
} // end if function == RECORD || function == MOCORD)
} // end if !signal_change && signal
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if ( score ) {
if ( (state == IDLE) || (state == TAPE) || (state == PREALARM) ) {
// If we should end then previous continuous event and start a new non-continuous event
if ( event && event->Frames()
&& (!event->AlarmFrames())
&& (event_close_mode == CLOSE_ALARM)
&& ( ( timestamp->tv_sec - video_store_data->recording.tv_sec ) >= min_section_length )
) {
Info("%s: %03d - Closing event %" PRIu64 ", continuous end, alarm begins",
name, image_count, event->Id());
closeEvent();
} else if ( event ) {
// This is so if we need more than 1 alarm frame before going into alarm, so it is basically if we have enough alarm frames
Debug(3, "pre-alarm-count in event %d, event frames %d, alarm frames %d event length %d >=? %d",
Event::PreAlarmCount(), event->Frames(), event->AlarmFrames(),
( timestamp->tv_sec - video_store_data->recording.tv_sec ), min_section_length
);
}
if ( (!pre_event_count) || (Event::PreAlarmCount() >= alarm_frame_count-1) ) {
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shared_data->state = state = ALARM;
// lets construct alarm cause. It will contain cause + names of zones alarmed
std::string alarm_cause = "";
for ( int i=0; i < n_zones; i++ ) {
if ( zones[i]->Alarmed() ) {
alarm_cause = alarm_cause + "," + std::string(zones[i]->Label());
}
}
if ( !alarm_cause.empty() ) alarm_cause[0] = ' ';
alarm_cause = cause + alarm_cause;
strncpy(shared_data->alarm_cause, alarm_cause.c_str(), sizeof(shared_data->alarm_cause)-1);
Info("%s: %03d - Gone into alarm state PreAlarmCount: %u > AlarmFrameCount:%u Cause:%s",
name, image_count, Event::PreAlarmCount(), alarm_frame_count, shared_data->alarm_cause);
if ( !event ) {
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int pre_index;
int pre_event_images = pre_event_count;
if ( analysis_fps && pre_event_count ) {
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// If analysis fps is set,
// compute the index for pre event images in the dedicated buffer
pre_index = pre_event_buffer_count ? image_count % pre_event_buffer_count : 0;
Debug(3, "pre-index %d = image_count(%d) %% pre_event_buffer_count(%d)",
pre_index, image_count, pre_event_buffer_count);
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// Seek forward the next filled slot in to the buffer (oldest data)
// from the current position
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while ( pre_event_images && !pre_event_buffer[pre_index].timestamp->tv_sec ) {
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pre_index = (pre_index + 1)%pre_event_buffer_count;
// Slot is empty, removing image from counter
pre_event_images--;
}
Debug(3, "pre-index %d, pre-event_images %d",
pre_index, pre_event_images);
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event = new Event(this, *(pre_event_buffer[pre_index].timestamp), cause, noteSetMap);
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} else {
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// If analysis fps is not set (analysis performed at capturing framerate),
// compute the index for pre event images in the capturing buffer
if ( alarm_frame_count > 1 )
pre_index = ((index + image_buffer_count) - ((alarm_frame_count - 1) + pre_event_count))%image_buffer_count;
else
pre_index = ((index + image_buffer_count) - pre_event_count)%image_buffer_count;
Debug(3, "Resulting pre_index(%d) from index(%d) + image_buffer_count(%d) - pre_event_count(%d)",
2018-08-01 01:22:52 +08:00
pre_index, index, image_buffer_count, pre_event_count);
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// Seek forward the next filled slot in to the buffer (oldest data)
// from the current position
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while ( pre_event_images && !image_buffer[pre_index].timestamp->tv_sec ) {
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pre_index = (pre_index + 1)%image_buffer_count;
// Slot is empty, removing image from counter
pre_event_images--;
}
event = new Event(this, *(image_buffer[pre_index].timestamp), cause, noteSetMap);
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} // end if analysis_fps && pre_event_count
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shared_data->last_event = event->Id();
//set up video store data
snprintf(video_store_data->event_file, sizeof(video_store_data->event_file), "%s", event->getEventFile());
video_store_data->recording = event->StartTime();
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Info("%s: %03d - Opening new event %" PRIu64 ", alarm start", name, image_count, event->Id());
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if ( pre_event_images ) {
if ( analysis_fps ) {
for ( int i = 0; i < pre_event_images; i++ ) {
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timestamps[i] = pre_event_buffer[pre_index].timestamp;
images[i] = pre_event_buffer[pre_index].image;
pre_index = (pre_index + 1)%pre_event_buffer_count;
}
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} else {
for ( int i = 0; i < pre_event_images; i++ ) {
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timestamps[i] = image_buffer[pre_index].timestamp;
images[i] = image_buffer[pre_index].image;
pre_index = (pre_index + 1)%image_buffer_count;
}
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}
event->AddFrames(pre_event_images, images, timestamps);
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}
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if ( alarm_frame_count ) {
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event->SavePreAlarmFrames();
}
}
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} else if ( state != PREALARM ) {
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Info("%s: %03d - Gone into prealarm state", name, image_count);
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shared_data->state = state = PREALARM;
}
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} else if ( state == ALERT ) {
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Info("%s: %03d - Gone back into alarm state", name, image_count);
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shared_data->state = state = ALARM;
}
last_alarm_count = image_count;
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} else { // not score
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if ( state == ALARM ) {
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Info("%s: %03d - Gone into alert state", name, image_count);
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shared_data->state = state = ALERT;
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} else if ( state == ALERT ) {
if (
( image_count-last_alarm_count > post_event_count )
&& ( ( timestamp->tv_sec - video_store_data->recording.tv_sec ) >= min_section_length )
) {
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Info("%s: %03d - Left alarm state (%" PRIu64 ") - %d(%d) images",
name, image_count, event->Id(), event->Frames(), event->AlarmFrames());
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//if ( function != MOCORD || event_close_mode == CLOSE_ALARM || event->Cause() == SIGNAL_CAUSE )
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if ( function != MOCORD || event_close_mode == CLOSE_ALARM ) {
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shared_data->state = state = IDLE;
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Info("%s: %03d - Closing event %" PRIu64 ", alarm end%s",
name, image_count, event->Id(), (function==MOCORD)?", section truncated":"");
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closeEvent();
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} else {
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shared_data->state = state = TAPE;
}
}
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} // end if ALARM or ALERT
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if ( state == PREALARM ) {
if ( function != MOCORD ) {
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shared_data->state = state = IDLE;
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} else {
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shared_data->state = state = TAPE;
}
}
if ( Event::PreAlarmCount() )
Event::EmptyPreAlarmFrames();
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} // end if score or not
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if ( state != IDLE ) {
if ( state == PREALARM || state == ALARM ) {
if ( config.create_analysis_images ) {
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bool got_anal_image = false;
alarm_image.Assign(*snap_image);
for ( int i = 0; i < n_zones; i++ ) {
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if ( zones[i]->Alarmed() ) {
if ( zones[i]->AlarmImage() ) {
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alarm_image.Overlay(*(zones[i]->AlarmImage()));
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got_anal_image = true;
}
if ( config.record_event_stats && (state == ALARM) )
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zones[i]->RecordStats(event);
} // end if zone is alarmed
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} // end foreach zone
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if ( got_anal_image ) {
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if ( state == PREALARM )
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Event::AddPreAlarmFrame(snap_image, *timestamp, score, &alarm_image);
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else
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event->AddFrame(snap_image, *timestamp, score, &alarm_image);
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} else {
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if ( state == PREALARM )
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Event::AddPreAlarmFrame(snap_image, *timestamp, score);
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else
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event->AddFrame(snap_image, *timestamp, score);
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}
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} else {
// Not doing alarm frame storage
if ( state == PREALARM ) {
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Event::AddPreAlarmFrame(snap_image, *timestamp, score);
} else {
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event->AddFrame(snap_image, *timestamp, score);
if ( config.record_event_stats ) {
for ( int i = 0; i < n_zones; i++ ) {
if ( zones[i]->Alarmed() )
zones[i]->RecordStats(event);
}
} // end if config.record_event_stats
}
} // end if config.create_analysis_images
if ( event ) {
if ( noteSetMap.size() > 0 )
event->updateNotes(noteSetMap);
if ( section_length
&& ( ( timestamp->tv_sec - video_store_data->recording.tv_sec ) >= section_length )
&& ! (image_count % fps_report_interval)
) {
Warning("%s: %03d - event %" PRIu64 ", has exceeded desired section length. %d - %d = %d >= %d",
name, image_count, event->Id(),
timestamp->tv_sec, video_store_data->recording.tv_sec,
timestamp->tv_sec - video_store_data->recording.tv_sec,
section_length
);
closeEvent();
event = new Event(this, *timestamp, cause, noteSetMap);
2019-05-06 22:50:12 +08:00
shared_data->last_event = event->Id();
//set up video store data
snprintf(video_store_data->event_file, sizeof(video_store_data->event_file), "%s", event->getEventFile());
video_store_data->recording = event->StartTime();
}
} // end if event
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} else if ( state == ALERT ) {
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event->AddFrame(snap_image, *timestamp);
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if ( noteSetMap.size() > 0 )
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event->updateNotes(noteSetMap);
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} else if ( state == TAPE ) {
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//Video Storage: activate only for supported cameras. Event::AddFrame knows whether or not we are recording video and saves frames accordingly
//if((GetOptVideoWriter() == 2) && camera->SupportsNativeVideo()) {
// I don't think this is required, and causes problems, as the event file hasn't been setup yet.
//Warning("In state TAPE,
//video_store_data->recording = event->StartTime();
//}
2018-09-12 01:22:01 +08:00
if ( (!frame_skip) || !(image_count%(frame_skip+1)) ) {
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if ( config.bulk_frame_interval > 1 ) {
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event->AddFrame(snap_image, *timestamp, (event->Frames()<pre_event_count?0:-1));
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} else {
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event->AddFrame(snap_image, *timestamp);
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}
}
}
2016-12-09 00:49:54 +08:00
} // end if ! IDLE
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}
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} else {
if ( event ) {
Info("%s: %03d - Closing event %" PRIu64 ", trigger off", name, image_count, event->Id());
2016-04-29 20:57:31 +08:00
closeEvent();
}
shared_data->state = state = IDLE;
trigger_data->trigger_state = TRIGGER_CANCEL;
2017-04-06 04:10:21 +08:00
} // end if ( trigger_data->trigger_state != TRIGGER_OFF )
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if ( (!signal_change && signal) && (function == MODECT || function == MOCORD) ) {
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if ( state == ALARM ) {
ref_image.Blend( *snap_image, alarm_ref_blend_perc );
} else {
ref_image.Blend( *snap_image, ref_blend_perc );
}
}
last_signal = signal;
2017-04-06 04:10:21 +08:00
} // end if Enabled()
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2017-04-06 04:10:21 +08:00
shared_data->last_read_index = index % image_buffer_count;
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//shared_data->last_read_time = image_buffer[index].timestamp->tv_sec;
shared_data->last_read_time = now.tv_sec;
if ( analysis_fps && pre_event_buffer_count ) {
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// If analysis fps is set, add analysed image to dedicated pre event buffer
int pre_index = image_count%pre_event_buffer_count;
pre_event_buffer[pre_index].image->Assign(*snap->image);
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memcpy(pre_event_buffer[pre_index].timestamp, snap->timestamp, sizeof(struct timeval));
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}
image_count++;
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return true;
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} // end Monitor::Analyze
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void Monitor::Reload() {
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Debug(1, "Reloading monitor %s", name);
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if ( event ) {
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Info("%s: %03d - Closing event %" PRIu64 ", reloading", name, image_count, event->Id());
closeEvent();
}
2016-04-29 20:57:31 +08:00
static char sql[ZM_SQL_MED_BUFSIZ];
// This seems to have fallen out of date.
snprintf(sql, sizeof(sql),
"SELECT `Function`+0, `Enabled`, `LinkedMonitors`, `EventPrefix`, `LabelFormat`, "
"`LabelX`, `LabelY`, `LabelSize`, `WarmupCount`, `PreEventCount`, `PostEventCount`, "
"`AlarmFrameCount`, `SectionLength`, `MinSectionLength`, `FrameSkip`, "
"`MotionFrameSkip`, `AnalysisFPSLimit`, `AnalysisUpdateDelay`, `MaxFPS`, `AlarmMaxFPS`, "
"`FPSReportInterval`, `RefBlendPerc`, `AlarmRefBlendPerc`, `TrackMotion`, "
"`SignalCheckColour` FROM `Monitors` WHERE `Id` = '%d'", id);
2016-04-29 20:57:31 +08:00
zmDbRow *row = zmDbFetchOne(sql);
if ( !row ) {
Error("Can't run query: %s", mysql_error(&dbconn));
} else if ( MYSQL_ROW dbrow = row->mysql_row() ) {
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int index = 0;
function = (Function)atoi(dbrow[index++]);
enabled = atoi(dbrow[index++]);
const char *p_linked_monitors = dbrow[index++];
if ( dbrow[index] ) {
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strncpy(event_prefix, dbrow[index++], sizeof(event_prefix)-1);
} else {
event_prefix[0] = 0;
index++;
}
if ( dbrow[index] ) {
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strncpy(label_format, dbrow[index++], sizeof(label_format)-1);
} else {
label_format[0] = 0;
index++;
}
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label_coord = Coord( atoi(dbrow[index]), atoi(dbrow[index+1]) ); index += 2;
label_size = atoi(dbrow[index++]);
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++]);
min_section_length = atoi(dbrow[index++]);
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frame_skip = atoi(dbrow[index++]);
motion_frame_skip = atoi(dbrow[index++]);
analysis_fps = dbrow[index] ? strtod(dbrow[index], NULL) : 0; index++;
analysis_update_delay = strtoul(dbrow[index++], NULL, 0);
capture_max_fps = dbrow[index] ? atof(dbrow[index]) : 0.0; index++;
capture_delay = ( capture_max_fps > 0.0 ) ? int(DT_PREC_3/capture_max_fps) : 0;
2016-04-29 20:57:31 +08:00
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++]);
alarm_ref_blend_perc = atoi(dbrow[index++]);
track_motion = atoi(dbrow[index++]);
signal_check_points = dbrow[index]?atoi(dbrow[index]):0;index++;
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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);
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delete row;
} // end if row
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ReloadZones();
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} // end void Monitor::Reload()
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void Monitor::ReloadZones() {
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Debug(1, "Reloading zones for monitor %s", name);
for ( int i = 0; i < n_zones; i++ ) {
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delete zones[i];
}
delete[] zones;
zones = 0;
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n_zones = Zone::Load(this, zones);
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//DumpZoneImage();
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} // end void Monitor::ReloadZones()
void Monitor::ReloadLinkedMonitors(const char *p_linked_monitors) {
Debug(1, "Reloading linked monitors for monitor %s, '%s'", name, p_linked_monitors);
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if ( n_linked_monitors ) {
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for ( int i = 0; i < n_linked_monitors; i++ ) {
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delete linked_monitors[i];
}
delete[] linked_monitors;
linked_monitors = 0;
}
n_linked_monitors = 0;
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if ( p_linked_monitors ) {
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int n_link_ids = 0;
unsigned int link_ids[256];
char link_id_str[8];
char *dest_ptr = link_id_str;
const char *src_ptr = p_linked_monitors;
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while ( 1 ) {
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dest_ptr = link_id_str;
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while ( *src_ptr >= '0' && *src_ptr <= '9' ) {
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if ( (dest_ptr-link_id_str) < (unsigned int)(sizeof(link_id_str)-1) ) {
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*dest_ptr++ = *src_ptr++;
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} else {
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break;
}
}
// Add the link monitor
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if ( dest_ptr != link_id_str ) {
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*dest_ptr = '\0';
unsigned int link_id = atoi(link_id_str);
if ( link_id > 0 && link_id != id ) {
Debug(3, "Found linked monitor id %d", link_id);
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int j;
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for ( j = 0; j < n_link_ids; j++ ) {
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if ( link_ids[j] == link_id )
break;
}
if ( j == n_link_ids ) {
// Not already found
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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;
}
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if ( n_link_ids > 0 ) {
Debug(1, "Linking to %d monitors", n_link_ids);
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linked_monitors = new MonitorLink *[n_link_ids];
int count = 0;
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for ( int i = 0; i < n_link_ids; i++ ) {
Debug(1, "Checking linked monitor %d", link_ids[i]);
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db_mutex.lock();
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static char sql[ZM_SQL_SML_BUFSIZ];
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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) ) {
db_mutex.unlock();
Error("Can't run query: %s", mysql_error(&dbconn));
continue;
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}
MYSQL_RES *result = mysql_store_result(&dbconn);
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if ( !result ) {
db_mutex.unlock();
Error("Can't use query result: %s", mysql_error(&dbconn));
continue;
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}
db_mutex.unlock();
int n_monitors = mysql_num_rows(result);
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if ( n_monitors == 1 ) {
MYSQL_ROW dbrow = mysql_fetch_row(result);
Debug(1, "Linking to monitor %d", link_ids[i]);
linked_monitors[count++] = new MonitorLink(link_ids[i], dbrow[1]);
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} else {
Warning("Can't link to monitor %d, invalid id, function or not enabled", link_ids[i]);
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}
mysql_free_result(result);
} // end foreach link_id
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n_linked_monitors = count;
} // end if has link_ids
} // end if p_linked_monitors
} // end void Monitor::ReloadLinkedMonitors(const char *p_linked_monitors)
int Monitor::LoadMonitors(std::string sql, Monitor **&monitors, Purpose purpose) {
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Debug(1, "Loading Monitors with %s", sql.c_str());
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MYSQL_RES *result = zmDbFetch(sql.c_str());
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if ( !result ) {
Error("Can't load local monitors: %s", mysql_error(&dbconn));
return 0;
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}
int n_monitors = mysql_num_rows(result);
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Debug(1, "Got %d monitors", n_monitors);
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delete[] monitors;
monitors = new Monitor *[n_monitors];
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for ( int i=0; MYSQL_ROW dbrow = mysql_fetch_row(result); i++ ) {
monitors[i] = Monitor::Load(dbrow, 1, purpose);
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}
if ( mysql_errno(&dbconn) ) {
Error("Can't fetch row: %s", mysql_error(&dbconn));
return 0;
}
mysql_free_result(result);
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return n_monitors;
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} // end int Monitor::LoadMonitors(std::string sql, Monitor **&monitors, Purpose purpose)
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#if ZM_HAS_V4L
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int Monitor::LoadLocalMonitors(const char *device, Monitor **&monitors, Purpose purpose) {
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std::string sql = load_monitor_sql + " WHERE `Function` != 'None' AND `Type` = 'Local'";
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if ( device[0] )
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sql += " AND `Device`='" + std::string(device) + "'";
if ( staticConfig.SERVER_ID )
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sql += stringtf(" AND `ServerId`=%d", staticConfig.SERVER_ID);
return LoadMonitors(sql, monitors, purpose);
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} // end int Monitor::LoadLocalMonitors(const char *device, Monitor **&monitors, Purpose purpose)
#endif // ZM_HAS_V4L
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int Monitor::LoadRemoteMonitors(const char *protocol, const char *host, const char *port, const char *path, Monitor **&monitors, Purpose purpose) {
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std::string sql = load_monitor_sql + " WHERE `Function` != 'None' AND `Type` = 'Remote'";
if ( staticConfig.SERVER_ID )
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sql += stringtf(" AND `ServerId`=%d", staticConfig.SERVER_ID);
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if ( protocol )
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sql += stringtf(" AND `Protocol` = '%s' AND `Host` = '%s' AND `Port` = '%s' AND `Path` = '%s'", protocol, host, port, path);
return LoadMonitors(sql, monitors, purpose);
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} // end int Monitor::LoadRemoteMonitors
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int Monitor::LoadFileMonitors(const char *file, Monitor **&monitors, Purpose purpose) {
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std::string sql = load_monitor_sql + " WHERE `Function` != 'None' AND `Type` = 'File'";
if ( file[0] )
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sql += " AND `Path`='" + std::string(file) + "'";
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if ( staticConfig.SERVER_ID ) {
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sql += stringtf(" AND `ServerId`=%d", staticConfig.SERVER_ID);
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}
return LoadMonitors(sql, monitors, purpose);
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} // end int Monitor::LoadFileMonitors
#if HAVE_LIBAVFORMAT
int Monitor::LoadFfmpegMonitors(const char *file, Monitor **&monitors, Purpose purpose) {
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std::string sql = load_monitor_sql + " WHERE `Function` != 'None' AND `Type` = 'Ffmpeg'";
if ( file[0] )
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sql += " AND `Path` = '" + std::string(file) + "'";
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if ( staticConfig.SERVER_ID ) {
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sql += stringtf(" AND `ServerId`=%d", staticConfig.SERVER_ID);
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}
return LoadMonitors(sql, monitors, purpose);
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} // end int Monitor::LoadFfmpegMonitors
#endif // HAVE_LIBAVFORMAT
/*
std::string load_monitor_sql =
"SELECT Id, Name, ServerId, StorageId, Type, Function+0, Enabled, LinkedMonitors, "
"AnalysisFPSLimit, AnalysisUpdateDelay, MaxFPS, AlarmMaxFPS,"
"Device, Channel, Format, V4LMultiBuffer, V4LCapturesPerFrame, " // V4L Settings
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"Protocol, Method, Options, User, Pass, Host, Port, Path, Width, Height, Colours, Palette, Orientation+0, Deinterlacing, RTSPDescribe, "
2018-04-12 22:28:22 +08:00
"SaveJPEGs, VideoWriter, EncoderParameters,
"OutputCodec, Encoder, OutputContainer,"
" RecordAudio, "
"Brightness, Contrast, Hue, Colour, "
"EventPrefix, LabelFormat, LabelX, LabelY, LabelSize,"
"ImageBufferCount, WarmupCount, PreEventCount, PostEventCount, StreamReplayBuffer, AlarmFrameCount, "
"SectionLength, MinSectionLength, FrameSkip, MotionFrameSkip, "
"FPSReportInterval, RefBlendPerc, AlarmRefBlendPerc, TrackMotion, Exif, SignalCheckColour FROM Monitors";
*/
Monitor *Monitor::Load(MYSQL_ROW dbrow, bool load_zones, Purpose purpose) {
int col = 0;
int id = atoi(dbrow[col]); col++;
const char *name = dbrow[col]; col++;
int server_id = dbrow[col] ? atoi(dbrow[col]) : 0; col++;
int storage_id = atoi(dbrow[col]); col++;
std::string type = dbrow[col] ? dbrow[col] : ""; col++;
Function function = (Function)atoi(dbrow[col]); col++;
int enabled = dbrow[col] ? atoi(dbrow[col]) : 0; col++;
const char *linked_monitors = dbrow[col];col++;
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double analysis_fps = dbrow[col] ? strtod(dbrow[col], NULL) : 0; col++;
unsigned int analysis_update_delay = strtoul(dbrow[col++], NULL, 0);
double capture_max_fps = dbrow[col] ? atof(dbrow[col]) : 0.0; col++;
double capture_delay = ( capture_max_fps > 0.0 ) ? int(DT_PREC_3/capture_max_fps) : 0;
Debug(1,"Capture Delay!? %.3f", capture_delay);
unsigned int alarm_capture_delay = (dbrow[col]&&atof(dbrow[col])>0.0)?int(DT_PREC_3/atof(dbrow[col])):0; col++;
const char *device = dbrow[col]; col++;
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int channel = atoi(dbrow[col]); col++;
int format = atoi(dbrow[col]); col++;
bool v4l_multi_buffer = config.v4l_multi_buffer;
if ( dbrow[col] ) {
if (*dbrow[col] == '0' ) {
v4l_multi_buffer = false;
} else if ( *dbrow[col] == '1' ) {
v4l_multi_buffer = true;
}
}
col++;
int v4l_captures_per_frame = 0;
if ( dbrow[col] ) {
v4l_captures_per_frame = atoi(dbrow[col]);
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} else {
v4l_captures_per_frame = config.captures_per_frame;
}
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Debug(1, "Got %d for v4l_captures_per_frame", v4l_captures_per_frame);
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col++;
std::string protocol = dbrow[col] ? dbrow[col] : ""; col++;
std::string method = dbrow[col] ? dbrow[col] : ""; col++;
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std::string options = dbrow[col] ? dbrow[col] : ""; col++;
std::string user = dbrow[col] ? dbrow[col] : ""; col++;
std::string pass = dbrow[col] ? dbrow[col] : ""; col++;
std::string host = dbrow[col] ? dbrow[col] : ""; col++;
std::string port = dbrow[col] ? dbrow[col] : ""; col++;
std::string path = dbrow[col] ? dbrow[col] : ""; col++;
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int width = atoi(dbrow[col]); col++;
int height = atoi(dbrow[col]); col++;
int colours = atoi(dbrow[col]); col++;
int palette = atoi(dbrow[col]); col++;
Orientation orientation = (Orientation)atoi(dbrow[col]); col++;
int deinterlacing = atoi(dbrow[col]); col++;
2019-06-26 03:34:17 +08:00
std::string decoder_hwaccel_name = dbrow[col] ? dbrow[col] : ""; col++;
std::string decoder_hwaccel_device = dbrow[col] ? dbrow[col] : ""; col++;
2016-07-14 22:27:24 +08:00
bool rtsp_describe = (dbrow[col] && *dbrow[col] != '0'); col++;
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int savejpegs = atoi(dbrow[col]); col++;
VideoWriter videowriter = (VideoWriter)atoi(dbrow[col]); col++;
const char *encoderparams = dbrow[col] ? dbrow[col] : ""; col++;
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bool record_audio = (*dbrow[col] != '0'); 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 ++;
2018-03-14 03:06:03 +08:00
const char *label_format = dbrow[col] ? dbrow[col] : ""; col ++;
Coord label_coord = Coord( atoi(dbrow[col]), atoi(dbrow[col+1]) ); col += 2;
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int label_size = 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 min_section_length = atoi(dbrow[col]); col++;
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int frame_skip = atoi(dbrow[col]); col++;
int motion_frame_skip = atoi(dbrow[col]); col++;
int fps_report_interval = atoi(dbrow[col]); col++;
int ref_blend_perc = atoi(dbrow[col]); col++;
int alarm_ref_blend_perc = atoi(dbrow[col]); col++;
int track_motion = atoi(dbrow[col]); col++;
int signal_check_points = dbrow[col] ? atoi(dbrow[col]) : 0;col++;
int signal_check_color = strtol(dbrow[col][0] == '#' ? dbrow[col]+1 : dbrow[col], 0, 16); col++;
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bool embed_exif = (*dbrow[col] != '0'); col++;
Camera *camera = 0;
if ( type == "Local" ) {
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#if ZM_HAS_V4L
int extras = (deinterlacing>>24)&0xff;
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camera = new LocalCamera(
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id,
device,
channel,
format,
v4l_multi_buffer,
v4l_captures_per_frame,
method,
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width,
height,
colours,
palette,
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brightness,
contrast,
hue,
colour,
purpose==CAPTURE,
record_audio,
extras
);
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#else
Fatal("ZoneMinder not built with Local Camera support");
#endif
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} else if ( type == "Remote" ) {
if ( protocol == "http" ) {
camera = new RemoteCameraHttp(
id,
method,
host,
port,
path,
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width,
height,
colours,
brightness,
contrast,
hue,
colour,
purpose==CAPTURE,
record_audio
);
}
#if HAVE_LIBAVFORMAT
else if ( protocol == "rtsp" ) {
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camera = new RemoteCameraRtsp(
id,
method,
host, // Host
port, // Port
path, // Path
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width,
height,
rtsp_describe,
colours,
brightness,
contrast,
hue,
colour,
purpose==CAPTURE,
record_audio
);
}
#endif // HAVE_LIBAVFORMAT
else {
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Fatal("Unexpected remote camera protocol '%s'", protocol.c_str());
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}
} else if ( type == "File" ) {
camera = new FileCamera(
id,
path.c_str(),
width,
height,
colours,
brightness,
contrast,
hue,
colour,
purpose==CAPTURE,
record_audio
);
} else if ( type == "Ffmpeg" ) {
#if HAVE_LIBAVFORMAT
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camera = new FfmpegCamera(
id,
path,
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method,
options,
width,
height,
colours,
brightness,
contrast,
hue,
colour,
purpose==CAPTURE,
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record_audio,
decoder_hwaccel_name,
decoder_hwaccel_device
);
#endif // HAVE_LIBAVFORMAT
} else if ( type == "NVSocket" ) {
camera = new RemoteCameraNVSocket(
id,
host.c_str(),
port.c_str(),
path.c_str(),
width,
height,
colours,
brightness,
contrast,
hue,
colour,
purpose==CAPTURE,
record_audio
);
} else if ( type == "Libvlc" ) {
2013-12-13 01:45:29 +08:00
#if HAVE_LIBVLC
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camera = new LibvlcCamera(
id,
path.c_str(),
method,
options,
width,
height,
colours,
brightness,
contrast,
hue,
colour,
purpose==CAPTURE,
record_audio
);
2013-12-13 01:45:29 +08:00
#else // HAVE_LIBVLC
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Fatal("You must have vlc libraries installed to use vlc cameras for monitor %d", id);
2013-12-13 01:45:29 +08:00
#endif // HAVE_LIBVLC
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} else if ( type == "cURL" ) {
#if HAVE_LIBCURL
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camera = new cURLCamera(
id,
path.c_str(),
user.c_str(),
pass.c_str(),
width,
height,
colours,
brightness,
contrast,
hue,
colour,
purpose==CAPTURE,
record_audio
);
#else // HAVE_LIBCURL
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Fatal("You must have libcurl installed to use ffmpeg cameras for monitor %d", id);
#endif // HAVE_LIBCURL
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} else {
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Fatal("Bogus monitor type '%s' for monitor %d", type.c_str(), id);
} // end if type
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Monitor *monitor = new Monitor(
id,
name,
server_id,
storage_id,
(int)function,
enabled,
linked_monitors,
camera,
orientation,
deinterlacing,
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decoder_hwaccel_name,
decoder_hwaccel_device,
savejpegs,
videowriter,
encoderparams,
record_audio,
event_prefix,
label_format,
label_coord,
label_size,
image_buffer_count,
warmup_count,
pre_event_count,
post_event_count,
stream_replay_buffer,
alarm_frame_count,
section_length,
min_section_length,
frame_skip,
motion_frame_skip,
capture_max_fps,
analysis_fps,
analysis_update_delay,
capture_delay,
alarm_capture_delay,
fps_report_interval,
ref_blend_perc,
alarm_ref_blend_perc,
track_motion,
signal_check_points,
signal_check_color,
embed_exif,
purpose,
0,
0
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);
camera->setMonitor(monitor);
Zone **zones = 0;
int n_zones = Zone::Load(monitor, zones);
monitor->AddZones(n_zones, zones);
monitor->AddPrivacyBitmask(zones);
Debug(1, "Loaded monitor %d(%s), %d zones", id, name, n_zones);
return monitor;
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} // end Monitor *Monitor::Load(MYSQL_ROW dbrow, bool load_zones, Purpose purpose)
Monitor *Monitor::Load(unsigned int p_id, bool load_zones, Purpose purpose) {
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std::string sql = load_monitor_sql + stringtf(" WHERE `Id`=%d", p_id);
zmDbRow dbrow;
if ( ! dbrow.fetch(sql.c_str()) ) {
Error("Can't use query result: %s", mysql_error(&dbconn));
return NULL;
}
Monitor *monitor = Monitor::Load(dbrow.mysql_row(), load_zones, purpose);
return monitor;
} // end Monitor *Monitor::Load(unsigned int p_id, bool load_zones, Purpose purpose)
/* Returns 0 on success, even if no new images are available (transient error)
* Returns -1 on failure.
*/
int Monitor::Capture() {
static int FirstCapture = 1; // Used in de-interlacing to indicate whether this is the even or odd image
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int captureResult;
unsigned int index = image_count%image_buffer_count;
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Image* capture_image = image_buffer[index].image;
unsigned int deinterlacing_value = deinterlacing & 0xff;
if ( deinterlacing_value == 4 ) {
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if ( FirstCapture != 1 ) {
/* Copy the next image into the shared memory */
capture_image->CopyBuffer(*(next_buffer.image));
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}
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/* Capture a new next image */
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//Check if FFMPEG camera
// Icon: I don't think we can support de-interlacing on ffmpeg input.... most of the time it will be h264 or mpeg4
if ( ( videowriter == H264PASSTHROUGH ) && camera->SupportsNativeVideo() ) {
2016-05-17 22:01:33 +08:00
captureResult = camera->CaptureAndRecord(*(next_buffer.image),
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video_store_data->recording,
video_store_data->event_file );
} else {
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captureResult = camera->Capture(*(next_buffer.image));
}
if ( FirstCapture ) {
FirstCapture = 0;
return 0;
}
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} else {
//Check if FFMPEG camera
if ( (videowriter == H264PASSTHROUGH) && camera->SupportsNativeVideo() ) {
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//Warning("ZMC: Recording: %d", video_store_data->recording);
// Should return -1 on error, like loss of signal. Should return 0 if ok but no video frame. > 0 for received a frame.
captureResult = camera->CaptureAndRecord(
*capture_image,
video_store_data->recording,
video_store_data->event_file
);
} else {
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/* Capture directly into image buffer, avoiding the need to memcpy() */
captureResult = camera->Capture(*capture_image);
}
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} // end if deinterlacing or not
if ( captureResult < 0 ) {
Info("Return from Capture (%d), signal loss", captureResult);
// Tell zma to end the event. zma will reset TRIGGER
trigger_data->trigger_state = TRIGGER_OFF;
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// Unable to capture image for temporary reason
// Fake a signal loss image
Rgb signalcolor;
signalcolor = rgb_convert(signal_check_colour, ZM_SUBPIX_ORDER_BGR); /* HTML colour code is actually BGR in memory, we want RGB */
capture_image->Fill(signalcolor);
} else if ( captureResult > 0 ) {
Debug(4, "Return from Capture (%d)", captureResult);
2016-04-29 20:57:31 +08:00
/* Deinterlacing */
if ( deinterlacing_value == 1 ) {
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capture_image->Deinterlace_Discard();
} else if ( deinterlacing_value == 2 ) {
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capture_image->Deinterlace_Linear();
} else if ( deinterlacing_value == 3 ) {
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capture_image->Deinterlace_Blend();
} else if ( deinterlacing_value == 4 ) {
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capture_image->Deinterlace_4Field(next_buffer.image, (deinterlacing>>8)&0xff);
} else if ( deinterlacing_value == 5 ) {
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capture_image->Deinterlace_Blend_CustomRatio((deinterlacing>>8)&0xff);
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}
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if ( orientation != ROTATE_0 ) {
switch ( orientation ) {
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case ROTATE_0 :
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// No action required
break;
case ROTATE_90 :
case ROTATE_180 :
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case ROTATE_270 :
capture_image->Rotate((orientation-1)*90);
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break;
case FLIP_HORI :
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case FLIP_VERT :
capture_image->Flip(orientation==FLIP_HORI);
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break;
}
} // end if have rotation
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if ( capture_image->Size() > camera->ImageSize() ) {
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Error("Captured image %d does not match expected size %d check width, height and colour depth",
capture_image->Size(),camera->ImageSize() );
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return -1;
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}
if ( (index == shared_data->last_read_index) && (function > MONITOR) ) {
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Warning("Buffer overrun at index %d, image %d, slow down capture, speed up analysis or increase ring buffer size",
index, image_count );
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time_t now = time(0);
double approxFps = double(image_buffer_count)/double(now-image_buffer[index].timestamp->tv_sec);
time_t last_read_delta = now - shared_data->last_read_time;
if ( last_read_delta > (image_buffer_count/approxFps) ) {
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Warning("Last image read from shared memory %ld seconds ago, zma may have gone away", last_read_delta);
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shared_data->last_read_index = image_buffer_count;
}
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} // end if overrun
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if ( privacy_bitmask )
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capture_image->MaskPrivacy(privacy_bitmask);
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// Might be able to remove this call, when we start passing around ZMPackets, which will already have a timestamp
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gettimeofday(image_buffer[index].timestamp, NULL);
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if ( config.timestamp_on_capture ) {
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TimestampImage(capture_image, image_buffer[index].timestamp);
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}
// Maybe we don't need to do this on all camera types
shared_data->signal = signal_check_points ? CheckSignal(capture_image) : true;
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shared_data->last_write_index = index;
shared_data->last_write_time = image_buffer[index].timestamp->tv_sec;
image_count++;
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if ( image_count && fps_report_interval && ( (!(image_count%fps_report_interval)) || image_count < 5 ) ) {
time_t now = image_buffer[index].timestamp->tv_sec;
// If we are too fast, we get div by zero. This seems to happen in the case of audio packets.
if ( now != last_fps_time ) {
// # of images per interval / the amount of time it took
double new_fps = double(image_count%fps_report_interval?image_count:fps_report_interval)/(now-last_fps_time);
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unsigned int new_camera_bytes = camera->Bytes();
unsigned int new_capture_bandwidth = (new_camera_bytes - last_camera_bytes)/(now-last_fps_time);
last_camera_bytes = new_camera_bytes;
//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 );
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Info("%s: images:%d - Capturing at %.2lf fps, capturing bandwidth %ubytes/sec",
name, image_count, new_fps, new_capture_bandwidth);
last_fps_time = now;
fps = new_fps;
db_mutex.lock();
static char sql[ZM_SQL_SML_BUFSIZ];
// The reason we update the Status as well is because if mysql restarts, the Monitor_Status table is lost,
// and nothing else will update the status until zmc restarts. Since we are successfully capturing we can
// assume that we are connected
snprintf(sql, sizeof(sql),
"INSERT INTO Monitor_Status (MonitorId,CaptureFPS,CaptureBandwidth,Status) "
"VALUES (%d, %.2lf, %u, 'Connected') ON DUPLICATE KEY UPDATE "
"CaptureFPS = %.2lf, CaptureBandwidth=%u, Status='Connected'",
id, fps, new_capture_bandwidth, fps, new_capture_bandwidth);
if ( mysql_query(&dbconn, sql) ) {
Error("Can't run query: %s", mysql_error(&dbconn));
}
db_mutex.unlock();
Debug(4,sql);
} // end if time has changed since last update
} // end if it might be time to report the fps
} // end if captureResult
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// Icon: I'm not sure these should be here. They have nothing to do with capturing
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 ) {
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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 captureResult;
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} // end int Monitor::Capture
void Monitor::TimestampImage(Image *ts_image, const struct timeval *ts_time) const {
if ( !label_format[0] )
return;
// 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) < (unsigned int)sizeof(label_text)) ) {
if ( *s_ptr == config.timestamp_code_char[0] ) {
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;
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}
}
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*d_ptr++ = *s_ptr++;
} // end while
*d_ptr = '\0';
ts_image->Annotate( label_text, label_coord, label_size );
} // end void Monitor::TimestampImage
bool Monitor::closeEvent() {
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if ( !event )
return false;
if ( function == RECORD || function == MOCORD ) {
//FIXME Is this neccessary? ENdTime should be set in the destructor
gettimeofday(&(event->EndTime()), NULL);
}
if ( event_delete_thread ) {
event_delete_thread->join();
delete event_delete_thread;
event_delete_thread = NULL;
}
#if 0
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event_delete_thread = new std::thread([](Event *event) {
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Event * e = event;
event = NULL;
delete e;
e = NULL;
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}, event);
#else
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delete event;
event = NULL;
#endif
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video_store_data->recording = (struct timeval){0};
return true;
} // end bool Monitor::closeEvent()
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unsigned int Monitor::DetectMotion(const Image &comp_image, Event::StringSet &zoneSet) {
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bool alarm = false;
unsigned int score = 0;
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if ( n_zones <= 0 ) return alarm;
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ref_image.Delta(comp_image, &delta_image);
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if ( config.record_diag_images ) {
ref_image.WriteJpeg(diag_path_r.c_str(), config.record_diag_images_fifo);
delta_image.WriteJpeg(diag_path_d.c_str(), config.record_diag_images_fifo);
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}
// Blank out all exclusion zones
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for ( int n_zone = 0; n_zone < n_zones; n_zone++ ) {
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Zone *zone = zones[n_zone];
// need previous alarmed state for preclusive zone, so don't clear just yet
if ( !zone->IsPreclusive() )
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zone->ClearAlarm();
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if ( !zone->IsInactive() ) {
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continue;
}
Debug(3, "Blanking inactive zone %s", zone->Label());
delta_image.Fill(RGB_BLACK, zone->GetPolygon());
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} // end foreach zone
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// Check preclusive zones first
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for ( int n_zone = 0; n_zone < n_zones; n_zone++ ) {
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Zone *zone = zones[n_zone];
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if ( !zone->IsPreclusive() ) {
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continue;
}
int old_zone_score = zone->Score();
bool old_zone_alarmed = zone->Alarmed();
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Debug(3, "Checking preclusive zone %s - old score: %d, state: %s",
zone->Label(),old_zone_score, zone->Alarmed()?"alarmed":"quiet");
if ( zone->CheckAlarms(&delta_image) ) {
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alarm = true;
score += zone->Score();
zone->SetAlarm();
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Debug(3, "Zone is alarmed, zone score = %d", zone->Score());
zoneSet.insert(zone->Label());
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//zone->ResetStats();
} else {
// check if end of alarm
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if ( old_zone_alarmed ) {
Debug(3, "Preclusive Zone %s alarm Ends. Previous score: %d",
zone->Label(), old_zone_score);
if ( old_zone_score > 0 ) {
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zone->SetExtendAlarmCount(zone->GetExtendAlarmFrames());
}
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if ( zone->CheckExtendAlarmCount() ) {
alarm = true;
zone->SetAlarm();
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} else {
zone->ClearAlarm();
}
}
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} // end if CheckAlarms
} // end foreach zone
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Coord alarm_centre;
int top_score = -1;
if ( alarm ) {
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alarm = false;
score = 0;
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} else {
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// Find all alarm pixels in active zones
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for ( int n_zone = 0; n_zone < n_zones; n_zone++ ) {
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Zone *zone = zones[n_zone];
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if ( !zone->IsActive() || zone->IsPreclusive()) {
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continue;
}
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Debug(3, "Checking active zone %s", zone->Label());
if ( zone->CheckAlarms(&delta_image) ) {
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alarm = true;
score += zone->Score();
zone->SetAlarm();
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Debug(3, "Zone is alarmed, zone score = %d", zone->Score());
zoneSet.insert(zone->Label());
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if ( config.opt_control && track_motion ) {
if ( (int)zone->Score() > top_score ) {
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top_score = zone->Score();
alarm_centre = zone->GetAlarmCentre();
}
}
}
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} // end foreach zone
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if ( alarm ) {
for ( int n_zone = 0; n_zone < n_zones; n_zone++ ) {
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Zone *zone = zones[n_zone];
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// Wasn't this zone already checked above?
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if ( !zone->IsInclusive() ) {
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continue;
}
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Debug(3, "Checking inclusive zone %s", zone->Label());
if ( zone->CheckAlarms(&delta_image) ) {
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alarm = true;
score += zone->Score();
zone->SetAlarm();
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Debug(3, "Zone is alarmed, zone score = %d", zone->Score());
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zoneSet.insert( zone->Label() );
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if ( config.opt_control && track_motion ) {
if ( zone->Score() > (unsigned int)top_score ) {
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top_score = zone->Score();
alarm_centre = zone->GetAlarmCentre();
}
}
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} // end if CheckAlarm
} // end foreach zone
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} else {
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// Find all alarm pixels in exclusive zones
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for ( int n_zone = 0; n_zone < n_zones; n_zone++ ) {
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Zone *zone = zones[n_zone];
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if ( !zone->IsExclusive() ) {
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continue;
}
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Debug(3, "Checking exclusive zone %s", zone->Label());
if ( zone->CheckAlarms(&delta_image) ) {
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alarm = true;
score += zone->Score();
zone->SetAlarm();
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Debug(3, "Zone is alarmed, zone score = %d", zone->Score());
zoneSet.insert(zone->Label());
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}
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} // end foreach zone
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} // end if alarm or not
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} // end if alarm
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if ( top_score > 0 ) {
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shared_data->alarm_x = alarm_centre.X();
shared_data->alarm_y = alarm_centre.Y();
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Info("Got alarm centre at %d,%d, at count %d",
shared_data->alarm_x, shared_data->alarm_y, image_count);
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} else {
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shared_data->alarm_x = shared_data->alarm_y = -1;
}
// This is a small and innocent hack to prevent scores of 0 being returned in alarm state
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return score ? score : alarm;
} // end MotionDetect
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bool Monitor::DumpSettings(char *output, bool verbose) {
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output[0] = 0;
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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 ZM_HAS_V4L
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if ( camera->IsLocal() ) {
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sprintf( output+strlen(output), "Device : %s\n", ((LocalCamera *)camera)->Device().c_str() );
sprintf( output+strlen(output), "Channel : %d\n", ((LocalCamera *)camera)->Channel() );
sprintf( output+strlen(output), "Standard : %d\n", ((LocalCamera *)camera)->Standard() );
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} else
#endif // ZM_HAS_V4L
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if ( camera->IsRemote() ) {
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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() );
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} else if ( camera->IsFile() ) {
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sprintf( output+strlen(output), "Path : %s\n", ((FileCamera *)camera)->Path() );
}
#if HAVE_LIBAVFORMAT
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else if ( camera->IsFfmpeg() ) {
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sprintf( output+strlen(output), "Path : %s\n", ((FfmpegCamera *)camera)->Path().c_str() );
}
#endif // HAVE_LIBAVFORMAT
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sprintf( output+strlen(output), "Width : %d\n", camera->Width() );
sprintf( output+strlen(output), "Height : %d\n", camera->Height() );
#if ZM_HAS_V4L
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if ( camera->IsLocal() ) {
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sprintf( output+strlen(output), "Palette : %d\n", ((LocalCamera *)camera)->Palette() );
}
#endif // ZM_HAS_V4L
sprintf(output+strlen(output), "Colours : %d\n", camera->Colours() );
sprintf(output+strlen(output), "Subpixel Order : %d\n", camera->SubpixelOrder() );
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), "Label Size : %d\n", label_size );
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), "Min Section Length : %d\n", min_section_length);
sprintf(output+strlen(output), "Maximum FPS : %.2f\n", capture_delay?(double)DT_PREC_3/capture_delay:0.0);
sprintf(output+strlen(output), "Alarm Maximum FPS : %.2f\n", alarm_capture_delay?(double)DT_PREC_3/alarm_capture_delay:0.0);
sprintf(output+strlen(output), "Reference Blend %%ge : %d\n", ref_blend_perc);
sprintf(output+strlen(output), "Alarm Reference Blend %%ge : %d\n", alarm_ref_blend_perc);
sprintf(output+strlen(output), "Track Motion : %d\n", track_motion);
sprintf(output+strlen(output), "Function: %d - %s\n", function,
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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 );
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for ( int i = 0; i < n_zones; i++ ) {
zones[i]->DumpSettings(output+strlen(output), verbose);
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}
return true;
} // bool Monitor::DumpSettings(char *output, bool verbose)
unsigned int Monitor::Colours() const { return camera->Colours(); }
unsigned int Monitor::SubpixelOrder() const { return camera->SubpixelOrder(); }
int Monitor::PrimeCapture() const { return camera->PrimeCapture(); }
int Monitor::PreCapture() const { return camera->PreCapture(); }
int Monitor::PostCapture() const { return camera->PostCapture() ; }
int Monitor::Close() { return camera->Close(); };
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Monitor::Orientation Monitor::getOrientation() const { return orientation; }
Monitor::Snapshot *Monitor::getSnapshot() const {
return &image_buffer[ shared_data->last_write_index%image_buffer_count ];
}
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std::vector<Group *> Monitor::Groups() {
// At the moment, only load groups once.
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if ( !groups.size() ) {
std::string sql = stringtf(
"SELECT `Id`, `ParentId`, `Name` FROM `Groups` WHERE `Groups.Id` IN "
"(SELECT `GroupId` FROM `Groups_Monitors` WHERE `MonitorId`=%d)",id);
MYSQL_RES *result = zmDbFetch(sql.c_str());
if ( !result ) {
Error("Can't load groups: %s", mysql_error(&dbconn));
return groups;
}
int n_groups = mysql_num_rows(result);
Debug(1, "Got %d groups", n_groups);
while ( MYSQL_ROW dbrow = mysql_fetch_row(result) ) {
groups.push_back(new Group(dbrow));
}
if ( mysql_errno(&dbconn) ) {
Error("Can't fetch row: %s", mysql_error(&dbconn));
}
mysql_free_result(result);
}
return groups;
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} // end Monitor::Groups()
StringVector Monitor::GroupNames() {
StringVector groupnames;
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for ( Group * g: Groups() ) {
groupnames.push_back(std::string(g->Name()));
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Debug(1,"Groups: %s", g->Name());
}
return groupnames;
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} // end Monitor::GroupNames()