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zoneminder
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Assign image to analysis_image before doing motion detection so there is always an image to see. Fix crash.

This commit is contained in:
Isaac Connor 2022-01-07 15:57:01 -05:00
parent 7219809364
commit f4c813a26f
1 changed files with 15 additions and 11 deletions
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20
src/zm_monitor.cpp
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@ -666,8 +666,8 @@ void Monitor::Load(MYSQL_ROW dbrow, bool load_zones=true, Purpose p = QUERY) {
+ sizeof(TriggerData)
+ sizeof(VideoStoreData) //Information to pass back to the capture process
+ (image_buffer_count*sizeof(struct timeval))
+ (image_buffer_count*camera->ImageSize())
+ camera->ImageSize() // alarm_image
+ (image_buffer_count*image_size)
+ image_size // alarm_image
+ 64; /* Padding used to permit aligning the images buffer to 64 byte boundary */
Debug(1,
@ -1970,6 +1970,8 @@ bool Monitor::Analyse() {
}
if (snap->image) {
alarm_image.Assign(*(snap->image));
// decoder may not have been able to provide an image
if (!ref_image.Buffer()) {
Debug(1, "Assigning instead of Detecting");
@ -2152,7 +2154,7 @@ bool Monitor::Analyse() {
if (state == PREALARM) {
// Generate analysis images if necessary
if ((savejpegs > 1) and snap->image) {
if (snap->image) {
for (const Zone &zone : zones) {
if (zone.Alarmed() and zone.AlarmImage()) {
if (!snap->analysis_image)
@ -2160,21 +2162,23 @@ bool Monitor::Analyse() {
snap->analysis_image->Overlay(*(zone.AlarmImage()));
} // end if zone is alarmed
} // end foreach zone
alarm_image.Assign(*snap->analysis_image);
} // end if savejpegs
alarm_image.Assign(*(snap->analysis_image));
} // end if image.
// incremement pre alarm image count
Event::AddPreAlarmFrame(snap->image, timestamp, score, nullptr);
} else if (state == ALARM) {
if (snap->image) {
for (const Zone &zone : zones) {
if (zone.Alarmed()) {
if (zone.AlarmImage() and (savejpegs > 1) and snap->image) {
if (zone.Alarmed() and zone.AlarmImage()) {
if (!snap->analysis_image)
snap->analysis_image = new Image(*(snap->image));
snap->analysis_image->Overlay(*(zone.AlarmImage()));
}
} // end if zone is alarmed
} // end foreach zone
alarm_image.Assign(*(snap->analysis_image));
}
if (event) {
if (noteSetMap.size() > 0)
event->updateNotes(noteSetMap);