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Handle signal loss, improve debugging

This commit is contained in:
Isaac Connor 2021-01-11 13:35:48 -05:00
parent 70090f7edc
commit e1f6f5984d
1 changed files with 17 additions and 5 deletions
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22
src/zm_monitor.cpp
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@ -2475,21 +2475,25 @@ int Monitor::Capture() {
} else {
Debug(4, "Capturing");
captureResult = camera->Capture(*packet);
Debug(1, "Back from capture, timestamping");
Debug(4, "Back from capture result=%d", captureResult);
if ( captureResult < 0 ) {
Debug(2, "failed capture");
// Unable to capture image for temporary reason
// Unable to capture image
// Fake a signal loss image
// Not sure what to do here. We will close monitor and kill analysis_thread but what about rtsp server?
Rgb signalcolor;
/* HTML colour code is actually BGR in memory, we want RGB */
signalcolor = rgb_convert(signal_check_colour, ZM_SUBPIX_ORDER_BGR);
capture_image = new Image(width, height, camera->Colours(), camera->SubpixelOrder());
capture_image->Fill(signalcolor);
shared_data->signal = false;
shared_data->last_write_index = index;
shared_data->last_write_time = image_buffer[index].timestamp->tv_sec;
image_buffer[index].image->Assign(*capture_image);
*(image_buffer[index].timestamp) = *(packet->timestamp);
delete capture_image;
image_count++;
//packet->unlock();
delete packet;
// What about timestamping it?
// Don't want to do analysis on it, but we won't due to signal
@ -2518,14 +2522,22 @@ int Monitor::Capture() {
Debug(1, "Not decoding");
} else {
Debug(2,"About to decode %p", packet);
if ( packet->decode(camera->get_VideoCodecContext()) < 0 ) {
// Allocate the image first so that it can be used by hwaccel
// We don't actually care about camera colours, pixel order etc. We care about the desired settings
//
capture_image = packet->image = new Image(width, height, camera->Colours(), camera->SubpixelOrder());
int ret = packet->decode(camera->get_VideoCodecContext());
if ( ret < 0 ) {
Error("decode failed");
} else if ( ret == 0 ) {
delete packet;
return 0;
} // end if decode
} // end if decoding
} else {
Debug(1, "No packet.size(%d) or packet->in_frame(%p). Not decoding", packet->packet.size, packet->in_frame);
}
if ( packet->in_frame ) {
if ( packet->in_frame and !packet->image ) {
capture_image = packet->image = new Image(width, height, camera->Colours(), camera->SubpixelOrder());
packet->get_image();
}