BaseStream: Convert internals to std::chrono
This commit is contained in:
parent
8dae46bc75
commit
e1fe53338c
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@ -578,17 +578,16 @@ void Event::AddFrame(
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SystemTimePoint timestamp_us = SystemTimePoint(zm::chrono::duration_cast<Microseconds>(timestamp));
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if (db_frame) {
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FPSeconds delta_time = timestamp_us - start_time;
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Debug(1, "Frame delta is %.2f - %.2f = %.2f, score %u zone_stats.size %zu",
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std::chrono::duration_cast<FPSeconds>(timestamp_us.time_since_epoch()).count(),
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std::chrono::duration_cast<FPSeconds>(start_time.time_since_epoch()).count(),
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delta_time.count(),
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Microseconds delta_time = std::chrono::duration_cast<Microseconds>(timestamp_us - start_time);
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Debug(1, "Frame delta is %.2f s - %.2f s = %.2f s, score %u zone_stats.size %zu",
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FPSeconds(timestamp_us.time_since_epoch()).count(),
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FPSeconds(start_time.time_since_epoch()).count(),
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FPSeconds(delta_time).count(),
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score,
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zone_stats.size());
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Milliseconds delta_time_ms = std::chrono::duration_cast<Milliseconds>(delta_time);
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// The idea is to write out 1/sec
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frame_data.push(new Frame(id, frames, frame_type, timestamp, delta_time_ms, score, zone_stats));
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frame_data.push(new Frame(id, frames, frame_type, timestamp, delta_time, score, zone_stats));
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double fps = monitor->get_capture_fps();
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if (write_to_db
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or
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@ -604,7 +603,7 @@ void Event::AddFrame(
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std::string sql = stringtf(
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"UPDATE Events SET Length = %.2f, Frames = %d, AlarmFrames = %d, TotScore = %d, AvgScore = %d, MaxScore = %d WHERE Id = %" PRIu64,
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delta_time.count(),
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FPSeconds(delta_time).count(),
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frames,
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alarm_frames,
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tot_score,
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@ -316,7 +316,7 @@ void EventStream::processCommand(const CmdMsg *msg) {
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// Set paused flag
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paused = true;
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replay_rate = ZM_RATE_BASE;
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last_frame_sent = TV_2_FLOAT(now);
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last_frame_sent = now;
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break;
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case CMD_PLAY :
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Debug(1, "Got PLAY command");
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@ -674,7 +674,7 @@ Image * EventStream::getImage( ) {
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return image;
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}
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bool EventStream::sendFrame(int delta_us) {
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bool EventStream::sendFrame(Microseconds delta_us) {
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Debug(2, "Sending frame %ld", curr_frame_id);
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static char filepath[PATH_MAX];
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@ -710,7 +710,10 @@ bool EventStream::sendFrame(int delta_us) {
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fprintf(stdout, "Content-type: %s\r\n\r\n", vid_stream->MimeType());
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vid_stream->OpenStream();
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}
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/* double pts = */ vid_stream->EncodeFrame(send_image->Buffer(), send_image->Size(), config.mpeg_timed_frames, delta_us*1000);
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vid_stream->EncodeFrame(send_image->Buffer(),
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send_image->Size(),
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config.mpeg_timed_frames,
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delta_us.count() * 1000);
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} else {
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bool send_raw = (type == STREAM_JPEG) && ((scale>=ZM_SCALE_BASE)&&(zoom==ZM_SCALE_BASE)) && filepath[0];
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@ -806,7 +809,7 @@ bool EventStream::sendFrame(int delta_us) {
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fputs("\r\n", stdout);
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fflush(stdout);
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last_frame_sent = TV_2_FLOAT(now);
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last_frame_sent = now;
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return true;
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} // bool EventStream::sendFrame( int delta_us )
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@ -824,16 +827,16 @@ void EventStream::runStream() {
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}
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updateFrameRate((event_data->frame_count and event_data->duration) ? (double)event_data->frame_count/event_data->duration : 1);
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gettimeofday(&start, nullptr);
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uint64_t start_usec = start.tv_sec * 1000000 + start.tv_usec;
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start = std::chrono::system_clock::now();
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uint64_t last_frame_offset = 0;
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double time_to_event = 0;
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while ( !zm_terminate ) {
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gettimeofday(&now, nullptr);
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now = std::chrono::system_clock::now();
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int delta_us = 0;
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Microseconds delta = Microseconds(0);
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send_frame = false;
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if ( connkey ) {
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@ -843,7 +846,7 @@ void EventStream::runStream() {
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}
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// Update modified time of the socket .lock file so that we can tell which ones are stale.
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if ( now.tv_sec - last_comm_update.tv_sec > 3600 ) {
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if (now - last_comm_update > Hours(1)) {
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touch(sock_path_lock);
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last_comm_update = now;
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}
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@ -869,8 +872,7 @@ void EventStream::runStream() {
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send_frame = true;
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} else if ( !send_frame ) {
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// We are paused, not stepping and doing nothing, meaning that comms didn't set send_frame to true
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double time_since_last_send = TV_2_FLOAT(now) - last_frame_sent;
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if ( time_since_last_send > MAX_STREAM_DELAY ) {
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if (now - last_frame_sent > MAX_STREAM_DELAY) {
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// Send keepalive
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Debug(2, "Sending keepalive frame");
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send_frame = true;
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@ -879,10 +881,10 @@ void EventStream::runStream() {
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// time_to_event > 0 means that we are not in the event
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if ( ( time_to_event > 0 ) and ( mode == MODE_ALL ) ) {
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double time_since_last_send = TV_2_FLOAT(now) - last_frame_sent;
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Debug(1, "Time since last send = %f = %f - %f", time_since_last_send, TV_2_FLOAT(now), last_frame_sent);
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if ( time_since_last_send > 1 /* second */ ) {
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static char frame_text[64];
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auto time_since_last_send = now - last_frame_sent;
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Debug(1, "Time since last send = %.2f s", FPSeconds(time_since_last_send).count());
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if (time_since_last_send > Seconds(1)) {
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char frame_text[64];
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snprintf(frame_text, sizeof(frame_text), "Time to %s event = %d seconds",
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(replay_rate > 0 ? "next" : "previous" ), (int)time_to_event);
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@ -909,8 +911,8 @@ void EventStream::runStream() {
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continue;
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} // end if !in_event
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if ( send_frame ) {
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if ( !sendFrame(delta_us) ) {
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if (send_frame) {
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if (!sendFrame(delta)) {
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zm_terminate = true;
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break;
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}
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@ -918,23 +920,30 @@ void EventStream::runStream() {
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curr_stream_time = frame_data->timestamp;
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if ( !paused ) {
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if (!paused) {
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// delta is since the last frame
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delta_us = (unsigned int)(frame_data->delta * 1000000);
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Debug(3, "frame delta %uus ", delta_us);
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delta = std::chrono::duration_cast<Microseconds>(FPSeconds(frame_data->delta));
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Debug(3, "frame delta %" PRIi64 "us ",
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static_cast<int64>(std::chrono::duration_cast<Microseconds>(delta).count()));
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// if effective > base we should speed up frame delivery
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delta_us = (unsigned int)((delta_us * base_fps)/effective_fps);
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Debug(3, "delta %u = base_fps(%f)/effective fps(%f)", delta_us, base_fps, effective_fps);
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delta = std::chrono::duration_cast<Microseconds>((delta * base_fps) / effective_fps);
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Debug(3, "delta %" PRIi64 " us = base_fps (%f) / effective_fps (%f)",
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static_cast<int64>(std::chrono::duration_cast<Microseconds>(delta).count()),
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base_fps,
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effective_fps);
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// but must not exceed maxfps
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delta_us = std::max(delta_us, int(1000000/maxfps));
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Debug(3, "delta %u = base_fps(%f)/effective fps(%f) from 30fps", delta_us, base_fps, effective_fps);
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delta = std::max(delta, Microseconds(lround(Microseconds::period::den / maxfps)));
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Debug(3, "delta %" PRIi64 " us = base_fps (%f) /effective_fps (%f) from 30fps",
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static_cast<int64>(std::chrono::duration_cast<Microseconds>(delta).count()),
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base_fps,
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effective_fps);
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// +/- 1? What if we are skipping frames?
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curr_frame_id += (replay_rate>0) ? frame_mod : -1*frame_mod;
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// sending the frame may have taken some time, so reload now
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gettimeofday(&now, nullptr);
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uint64_t now_usec = (now.tv_sec * 1000000 + now.tv_usec);
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now = std::chrono::system_clock::now();
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// we incremented by replay_rate, so might have jumped past frame_count
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if ( (mode == MODE_SINGLE) && (
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@ -945,8 +954,8 @@ void EventStream::runStream() {
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) {
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Debug(2, "Have mode==MODE_SINGLE and at end of event, looping back to start");
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curr_frame_id = 1;
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// Have to reset start_usec to now when replaying
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start_usec = now_usec;
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// Have to reset start to now when replaying
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start = now;
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}
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frame_data = &event_data->frames[curr_frame_id-1];
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@ -960,41 +969,51 @@ void EventStream::runStream() {
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//
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if ( last_frame_offset ) {
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// We assume that we are going forward and the next frame is in the future.
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delta_us = frame_data->offset * 1000000 - (now_usec-start_usec);
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// - (now_usec - start_usec);
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Debug(2, "New delta_us now %" PRIu64 " - start %" PRIu64 " = %" PRIu64 " offset %f - elapsed = %dusec",
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now_usec, start_usec, static_cast<uint64>(now_usec - start_usec), frame_data->offset * 1000000, delta_us);
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delta = std::chrono::duration_cast<Microseconds>(FPSeconds(frame_data->offset) - (now - start));
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Debug(2, "New delta: now - start = %" PRIu64 " us offset %f - elapsed = %" PRIu64 " us",
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static_cast<int64>(std::chrono::duration_cast<Microseconds>(now - start).count()),
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frame_data->offset * 1000000,
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static_cast<int64>(std::chrono::duration_cast<Microseconds>(delta).count()));
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} else {
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Debug(2, "No last frame_offset, no sleep");
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delta_us = 0;
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delta = Seconds(0);
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}
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last_frame_offset = frame_data->offset * 1000000;
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if ( send_frame && (type != STREAM_MPEG) ) {
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if ( delta_us > 0 ) {
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if ( delta_us > MAX_SLEEP_USEC ) {
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Debug(1, "Limiting sleep to %d because calculated sleep is too long %d", MAX_SLEEP_USEC, delta_us);
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delta_us = MAX_SLEEP_USEC;
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if (send_frame && type != STREAM_MPEG) {
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if (delta != Seconds(0)) {
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if (delta > MAX_SLEEP) {
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Debug(1, "Limiting sleep to %" PRIi64 " ms because calculated sleep is too long: %" PRIi64" us",
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static_cast<int64>(std::chrono::duration_cast<Milliseconds>(MAX_SLEEP).count()),
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static_cast<int64>(std::chrono::duration_cast<Microseconds>(delta).count()));
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delta = MAX_SLEEP;
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}
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usleep(delta_us);
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Debug(3, "Done sleeping: %d usec", delta_us);
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std::this_thread::sleep_for(delta);
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Debug(3, "Done sleeping: %" PRIi64 " us",
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static_cast<int64>(std::chrono::duration_cast<Microseconds>(delta).count()));
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}
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}
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} else {
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delta_us = ((1000000 * ZM_RATE_BASE)/((base_fps?base_fps:1)*(replay_rate?abs(replay_rate*2):2)));
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delta = std::chrono::duration_cast<Microseconds>(FPSeconds(
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ZM_RATE_BASE / ((base_fps ? base_fps : 1) * (replay_rate ? abs(replay_rate * 2) : 2))));
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Debug(2, "Sleeping %d because 1000000 * ZM_RATE_BASE(%d) / ( base_fps (%f), replay_rate(%d)",
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delta_us,
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ZM_RATE_BASE,
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(base_fps ? base_fps : 1),
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(replay_rate ? abs(replay_rate*2) : 0)
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);
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if ( delta_us > 0 ) {
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if ( delta_us > MAX_SLEEP_USEC ) {
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Debug(1, "Limiting sleep to %d because calculated sleep is too long %d", MAX_SLEEP_USEC, delta_us);
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delta_us = MAX_SLEEP_USEC;
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Debug(2, "Sleeping %" PRIi64 " us because ZM_RATE_BASE (%d) / ( base_fps (%f) * replay_rate (%d)",
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static_cast<int64>(std::chrono::duration_cast<Microseconds>(delta).count()),
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ZM_RATE_BASE,
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(base_fps ? base_fps : 1),
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(replay_rate ? abs(replay_rate * 2) : 0));
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if (delta != Seconds(0)) {
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if (delta > MAX_SLEEP) {
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Debug(1, "Limiting sleep to %" PRIi64 " ms because calculated sleep is too long %" PRIi64,
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static_cast<int64>(std::chrono::duration_cast<Milliseconds>(MAX_SLEEP).count()),
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static_cast<int64>(std::chrono::duration_cast<Microseconds>(delta).count()));
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delta = MAX_SLEEP;
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}
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usleep(delta_us);
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std::this_thread::sleep_for(delta);
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}
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// We are paused, so might be stepping
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//if ( step != 0 )// Adding 0 is cheaper than an if 0
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@ -1036,7 +1055,7 @@ bool EventStream::send_file(const char *filepath) {
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int img_buffer_size = 0;
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uint8_t *img_buffer = temp_img_buffer;
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FILE *fdj = NULL;
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FILE *fdj = nullptr;
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fdj = fopen(filepath, "rb");
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if ( !fdj ) {
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Error("Can't open %s: %s", filepath, strerror(errno));
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@ -76,7 +76,7 @@ class EventStream : public StreamBase {
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long curr_frame_id;
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double curr_stream_time;
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bool send_frame;
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struct timeval start; // clock time when started the event
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SystemTimePoint start; // clock time when started the event
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EventData *event_data;
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@ -87,7 +87,7 @@ class EventStream : public StreamBase {
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bool checkEventLoaded();
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void processCommand(const CmdMsg *msg) override;
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bool sendFrame(int delta_us);
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bool sendFrame(Microseconds delta);
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public:
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EventStream() :
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@ -92,7 +92,7 @@ bool FifoStream::sendMJEGFrames() {
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}
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fprintf(stdout, "\r\n\r\n");
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fflush(stdout);
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last_frame_sent = TV_2_FLOAT(now);
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last_frame_sent = now;
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frame_count++;
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return true;
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}
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@ -156,8 +156,9 @@ void FifoStream::runStream() {
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}
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while ( !zm_terminate ) {
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gettimeofday(&now, nullptr);
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now = std::chrono::system_clock::now();
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checkCommandQueue();
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if ( stream_type == MJPEG ) {
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if ( !sendMJEGFrames() )
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zm_terminate = true;
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@ -4,7 +4,7 @@ Frame::Frame(event_id_t p_event_id,
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int p_frame_id,
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FrameType p_type,
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struct timeval p_timestamp,
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Milliseconds p_delta,
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Microseconds p_delta,
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int p_score,
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std::vector<ZoneStats> p_stats)
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: event_id(p_event_id),
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@ -42,7 +42,7 @@ class Frame {
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int p_frame_id,
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FrameType p_type,
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struct timeval p_timestamp,
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Milliseconds p_delta,
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Microseconds p_delta,
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int p_score,
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std::vector<ZoneStats> p_stats
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);
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@ -51,7 +51,7 @@ class Frame {
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int frame_id;
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FrameType type;
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struct timeval timestamp;
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Milliseconds delta;
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Microseconds delta;
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int score;
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std::vector<ZoneStats> zone_stats;
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};
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@ -85,7 +85,7 @@ void MonitorStream::processCommand(const CmdMsg *msg) {
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Debug(1, "Got PAUSE command");
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paused = true;
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delayed = true;
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last_frame_sent = TV_2_FLOAT(now);
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last_frame_sent = now;
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break;
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case CMD_PLAY :
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Debug(1, "Got PLAY command");
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@ -280,7 +280,7 @@ void MonitorStream::processCommand(const CmdMsg *msg) {
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status_data.delayed = delayed;
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status_data.paused = paused;
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status_data.rate = replay_rate;
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status_data.delay = TV_2_FLOAT(now) - TV_2_FLOAT(last_frame_timestamp);
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status_data.delay = FPSeconds(now - last_frame_timestamp).count();
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status_data.zoom = zoom;
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Debug(2, "fps: %.2f capture_fps: %.2f analysis_fps: %.2f Buffer Level:%d, Delayed:%d, Paused:%d, Rate:%d, delay:%.3f, Zoom:%d, Enabled:%d Forced:%d",
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status_data.fps,
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@ -320,7 +320,7 @@ void MonitorStream::processCommand(const CmdMsg *msg) {
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//updateFrameRate(monitor->GetFPS());
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} // end void MonitorStream::processCommand(const CmdMsg *msg)
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bool MonitorStream::sendFrame(const char *filepath, const timeval ×tamp) {
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bool MonitorStream::sendFrame(const char *filepath, SystemTimePoint timestamp) {
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bool send_raw = ((scale>=ZM_SCALE_BASE)&&(zoom==ZM_SCALE_BASE));
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if (
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@ -350,8 +350,8 @@ bool MonitorStream::sendFrame(const char *filepath, const timeval ×tamp) {
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TimePoint send_start_time = std::chrono::steady_clock::now();
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if (
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(0 > fprintf(stdout, "Content-Length: %d\r\nX-Timestamp: %d.%06d\r\n\r\n",
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img_buffer_size, (int)timestamp.tv_sec, (int)timestamp.tv_usec))
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(0 > fprintf(stdout, "Content-Length: %d\r\nX-Timestamp: %.6f\r\n\r\n",
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img_buffer_size, std::chrono::duration_cast<FPSeconds>(timestamp.time_since_epoch()).count()))
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(fwrite(img_buffer, img_buffer_size, 1, stdout) != 1)
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) {
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@ -363,26 +363,27 @@ bool MonitorStream::sendFrame(const char *filepath, const timeval ×tamp) {
|
|||
fflush(stdout);
|
||||
|
||||
TimePoint send_end_time = std::chrono::steady_clock::now();
|
||||
Milliseconds frame_send_time = std::chrono::duration_cast<Milliseconds>(send_end_time - send_start_time);
|
||||
TimePoint::duration frame_send_time = send_end_time - send_start_time;
|
||||
|
||||
if (frame_send_time > Milliseconds(lround(Milliseconds::period::den / maxfps))) {
|
||||
maxfps /= 2;
|
||||
Info("Frame send time %" PRIi64 " msec too slow, throttling maxfps to %.2f",
|
||||
static_cast<int64>(frame_send_time.count()),
|
||||
Info("Frame send time %" PRIi64 " ms too slow, throttling maxfps to %.2f",
|
||||
static_cast<int64>(std::chrono::duration_cast<Milliseconds>(frame_send_time).count()),
|
||||
maxfps);
|
||||
}
|
||||
|
||||
last_frame_sent = TV_2_FLOAT(now);
|
||||
last_frame_sent = now;
|
||||
|
||||
return true;
|
||||
}
|
||||
return false;
|
||||
} // end bool MonitorStream::sendFrame(const char *filepath, struct timeval *timestamp)
|
||||
|
||||
bool MonitorStream::sendFrame(Image *image, const timeval ×tamp) {
|
||||
bool MonitorStream::sendFrame(Image *image, SystemTimePoint timestamp) {
|
||||
Image *send_image = prepareImage(image);
|
||||
if (!config.timestamp_on_capture)
|
||||
monitor->TimestampImage(send_image, timestamp);
|
||||
if (!config.timestamp_on_capture) {
|
||||
monitor->TimestampImage(send_image, zm::chrono::duration_cast<timeval>(timestamp.time_since_epoch()));
|
||||
}
|
||||
|
||||
fputs("--" BOUNDARY "\r\n", stdout);
|
||||
if ( type == STREAM_MPEG ) {
|
||||
|
@ -392,13 +393,11 @@ bool MonitorStream::sendFrame(Image *image, const timeval ×tamp) {
|
|||
vid_stream->OpenStream();
|
||||
}
|
||||
|
||||
static struct timeval base_time;
|
||||
Milliseconds delta_time =
|
||||
zm::chrono::duration_cast<Milliseconds>(timestamp) - zm::chrono::duration_cast<Milliseconds>(base_time);
|
||||
|
||||
static SystemTimePoint base_time;
|
||||
if (!frame_count) {
|
||||
base_time = timestamp;
|
||||
}
|
||||
SystemTimePoint::duration delta_time = timestamp - base_time;
|
||||
|
||||
/* double pts = */ vid_stream->EncodeFrame(send_image->Buffer(), send_image->Size(), config.mpeg_timed_frames, delta_time.count());
|
||||
} else {
|
||||
|
@ -436,8 +435,8 @@ bool MonitorStream::sendFrame(Image *image, const timeval ×tamp) {
|
|||
return false;
|
||||
}
|
||||
if (
|
||||
( 0 > fprintf(stdout, "Content-Length: %d\r\nX-Timestamp: %d.%06d\r\n\r\n",
|
||||
img_buffer_size, (int)timestamp.tv_sec, (int)timestamp.tv_usec) )
|
||||
(0 > fprintf(stdout, "Content-Length: %d\r\nX-Timestamp: %.6f\r\n\r\n",
|
||||
img_buffer_size, std::chrono::duration_cast<FPSeconds>(timestamp.time_since_epoch()).count()))
|
||||
||
|
||||
(fwrite(img_buffer, img_buffer_size, 1, stdout) != 1)
|
||||
) {
|
||||
|
@ -451,16 +450,16 @@ bool MonitorStream::sendFrame(Image *image, const timeval ×tamp) {
|
|||
fflush(stdout);
|
||||
|
||||
TimePoint send_end_time = std::chrono::steady_clock::now();
|
||||
Milliseconds frame_send_time = std::chrono::duration_cast<Milliseconds>(send_end_time - send_start_time);
|
||||
TimePoint::duration frame_send_time = send_end_time - send_start_time;
|
||||
|
||||
if (frame_send_time > Milliseconds(lround(Milliseconds::period::den / maxfps))) {
|
||||
maxfps /= 1.5;
|
||||
Warning("Frame send time %" PRIi64 " msec too slow, throttling maxfps to %.2f",
|
||||
static_cast<int64>(frame_send_time.count()),
|
||||
static_cast<int64>(std::chrono::duration_cast<Milliseconds>(frame_send_time).count()),
|
||||
maxfps);
|
||||
}
|
||||
} // Not mpeg
|
||||
last_frame_sent = TV_2_FLOAT(now);
|
||||
last_frame_sent = now;
|
||||
return true;
|
||||
} // end bool MonitorStream::sendFrame( Image *image, const timeval ×tamp )
|
||||
|
||||
|
@ -503,8 +502,7 @@ void MonitorStream::runStream() {
|
|||
// point to end which is theoretically not a valid value because all indexes are % image_buffer_count
|
||||
int32_t last_read_index = monitor->image_buffer_count;
|
||||
|
||||
time_t stream_start_time;
|
||||
time(&stream_start_time);
|
||||
SystemTimePoint stream_start_time = std::chrono::system_clock::now();
|
||||
|
||||
frame_count = 0;
|
||||
|
||||
|
@ -518,7 +516,7 @@ void MonitorStream::runStream() {
|
|||
|
||||
// Last image and timestamp when paused, will be resent occasionally to prevent timeout
|
||||
Image *paused_image = nullptr;
|
||||
struct timeval paused_timestamp;
|
||||
SystemTimePoint paused_timestamp;
|
||||
|
||||
if ( connkey && ( playback_buffer > 0 ) ) {
|
||||
// 15 is the max length for the swap path suffix, /zmswap-whatever, assuming max 6 digits for monitor id
|
||||
|
@ -554,7 +552,6 @@ void MonitorStream::runStream() {
|
|||
} else {
|
||||
Debug(2, "Assigning temporary buffer");
|
||||
temp_image_buffer = new SwapImage[temp_image_buffer_count];
|
||||
memset(temp_image_buffer, 0, sizeof(*temp_image_buffer)*temp_image_buffer_count);
|
||||
Debug(2, "Assigned temporary buffer");
|
||||
}
|
||||
}
|
||||
|
@ -575,7 +572,7 @@ void MonitorStream::runStream() {
|
|||
break;
|
||||
}
|
||||
|
||||
gettimeofday(&now, nullptr);
|
||||
now = std::chrono::system_clock::now();
|
||||
|
||||
bool was_paused = paused;
|
||||
if ( connkey ) {
|
||||
|
@ -585,7 +582,7 @@ void MonitorStream::runStream() {
|
|||
got_command = true;
|
||||
}
|
||||
// Update modified time of the socket .lock file so that we can tell which ones are stale.
|
||||
if ( now.tv_sec - last_comm_update.tv_sec > 3600 ) {
|
||||
if (now - last_comm_update > Hours(1)) {
|
||||
touch(sock_path_lock);
|
||||
last_comm_update = now;
|
||||
}
|
||||
|
@ -596,7 +593,7 @@ void MonitorStream::runStream() {
|
|||
int index = monitor->shared_data->last_write_index % monitor->image_buffer_count;
|
||||
Debug(1, "Saving paused image from index %d",index);
|
||||
paused_image = new Image(*monitor->image_buffer[index]);
|
||||
paused_timestamp = monitor->shared_timestamps[index];
|
||||
paused_timestamp = SystemTimePoint(zm::chrono::duration_cast<Microseconds>(monitor->shared_timestamps[index]));
|
||||
}
|
||||
} else if ( paused_image ) {
|
||||
Debug(1, "Clearing paused_image");
|
||||
|
@ -624,55 +621,46 @@ void MonitorStream::runStream() {
|
|||
delayed = true;
|
||||
temp_read_index = MOD_ADD(temp_read_index, (replay_rate>=0?-1:1), temp_image_buffer_count);
|
||||
} else {
|
||||
// Debug( 3, "siT: %f, lfT: %f", TV_2_FLOAT( swap_image->timestamp ), TV_2_FLOAT( last_frame_timestamp ) );
|
||||
double expected_delta_time = ((TV_2_FLOAT(swap_image->timestamp) - TV_2_FLOAT(last_frame_timestamp)) * ZM_RATE_BASE)/replay_rate;
|
||||
double actual_delta_time = TV_2_FLOAT(now) - last_frame_sent;
|
||||
FPSeconds expected_delta_time = ((FPSeconds(swap_image->timestamp - last_frame_timestamp)) * ZM_RATE_BASE) / replay_rate;
|
||||
SystemTimePoint::duration actual_delta_time = now - last_frame_sent;
|
||||
|
||||
// Debug( 3, "eDT: %.3lf, aDT: %.3f, lFS:%.3f, NOW:%.3f", expected_delta_time, actual_delta_time, last_frame_sent, TV_2_FLOAT( now ) );
|
||||
// If the next frame is due
|
||||
if ( actual_delta_time > expected_delta_time ) {
|
||||
if (actual_delta_time > expected_delta_time) {
|
||||
// Debug( 2, "eDT: %.3lf, aDT: %.3f", expected_delta_time, actual_delta_time );
|
||||
if ( temp_index%frame_mod == 0 ) {
|
||||
if (temp_index % frame_mod == 0) {
|
||||
Debug(2, "Sending delayed frame %d", temp_index);
|
||||
// Send the next frame
|
||||
if (!sendFrame(temp_image_buffer[temp_index].file_name, temp_image_buffer[temp_index].timestamp)) {
|
||||
zm_terminate = true;
|
||||
}
|
||||
memcpy(&last_frame_timestamp, &(swap_image->timestamp), sizeof(last_frame_timestamp));
|
||||
last_frame_timestamp = swap_image->timestamp;
|
||||
// frame_sent = true;
|
||||
}
|
||||
temp_read_index = MOD_ADD(temp_read_index, (replay_rate>0?1:-1), temp_image_buffer_count);
|
||||
temp_read_index = MOD_ADD(temp_read_index, (replay_rate > 0 ? 1 : -1), temp_image_buffer_count);
|
||||
}
|
||||
}
|
||||
} else if ( step != 0 ) {
|
||||
} else if (step != 0) {
|
||||
temp_read_index = MOD_ADD(temp_read_index, (step>0?1:-1), temp_image_buffer_count);
|
||||
|
||||
SwapImage *swap_image = &temp_image_buffer[temp_read_index];
|
||||
|
||||
// Send the next frame
|
||||
if ( !sendFrame(
|
||||
temp_image_buffer[temp_read_index].file_name,
|
||||
temp_image_buffer[temp_read_index].timestamp
|
||||
) ) {
|
||||
if (!sendFrame(temp_image_buffer[temp_read_index].file_name, temp_image_buffer[temp_read_index].timestamp)) {
|
||||
zm_terminate = true;
|
||||
}
|
||||
memcpy(
|
||||
&last_frame_timestamp,
|
||||
&(swap_image->timestamp),
|
||||
sizeof(last_frame_timestamp)
|
||||
);
|
||||
|
||||
last_frame_timestamp = swap_image->timestamp;
|
||||
// frame_sent = true;
|
||||
step = 0;
|
||||
} else {
|
||||
//paused?
|
||||
int temp_index = MOD_ADD(temp_read_index, 0, temp_image_buffer_count);
|
||||
|
||||
double actual_delta_time = TV_2_FLOAT(now) - last_frame_sent;
|
||||
if ( got_command || (actual_delta_time > 5) ) {
|
||||
if (got_command || (now - last_frame_sent > Seconds(5))) {
|
||||
// Send keepalive
|
||||
Debug(2, "Sending keepalive frame %d", temp_index);
|
||||
// Send the next frame
|
||||
if ( !sendFrame(temp_image_buffer[temp_index].file_name, temp_image_buffer[temp_index].timestamp) ) {
|
||||
if (!sendFrame(temp_image_buffer[temp_index].file_name, temp_image_buffer[temp_index].timestamp)) {
|
||||
zm_terminate = true;
|
||||
}
|
||||
// frame_sent = true;
|
||||
|
@ -702,20 +690,21 @@ void MonitorStream::runStream() {
|
|||
// Send the next frame
|
||||
//
|
||||
// Perhaps we should use NOW instead.
|
||||
last_frame_timestamp = monitor->shared_timestamps[index];
|
||||
last_frame_timestamp =
|
||||
SystemTimePoint(zm::chrono::duration_cast<Microseconds>(monitor->shared_timestamps[index]));
|
||||
Image *image = monitor->image_buffer[index];
|
||||
|
||||
if ( !sendFrame(image, last_frame_timestamp) ) {
|
||||
if (!sendFrame(image, last_frame_timestamp)) {
|
||||
Debug(2, "sendFrame failed, quiting.");
|
||||
zm_terminate = true;
|
||||
break;
|
||||
}
|
||||
//frame_sent = true;
|
||||
//
|
||||
if ( frame_count == 0 ) {
|
||||
if (frame_count == 0) {
|
||||
// Chrome will not display the first frame until it receives another.
|
||||
// Firefox is fine. So just send the first frame twice.
|
||||
if ( !sendFrame(image, last_frame_timestamp) ) {
|
||||
if (!sendFrame(image, last_frame_timestamp)) {
|
||||
Debug(2, "sendFrame failed, quiting.");
|
||||
zm_terminate = true;
|
||||
break;
|
||||
|
@ -735,12 +724,12 @@ void MonitorStream::runStream() {
|
|||
if (!sendFrame(paused_image, paused_timestamp))
|
||||
zm_terminate = true;
|
||||
} else {
|
||||
double actual_delta_time = TV_2_FLOAT(now) - last_frame_sent;
|
||||
if ( actual_delta_time > 5 ) {
|
||||
if ( paused_image ) {
|
||||
SystemTimePoint::duration actual_delta_time = now - last_frame_sent;
|
||||
if (actual_delta_time > Seconds(5)) {
|
||||
if (paused_image) {
|
||||
// Send keepalive
|
||||
Debug(2, "Sending keepalive frame because delta time %.2f > 5",
|
||||
actual_delta_time);
|
||||
Debug(2, "Sending keepalive frame because delta time %.2f s > 5 s",
|
||||
FPSeconds(actual_delta_time).count());
|
||||
// Send the next frame
|
||||
if (!sendFrame(paused_image, paused_timestamp))
|
||||
zm_terminate = true;
|
||||
|
@ -766,7 +755,9 @@ void MonitorStream::runStream() {
|
|||
temp_index);
|
||||
temp_image_buffer[temp_index].valid = true;
|
||||
}
|
||||
temp_image_buffer[temp_index].timestamp = monitor->shared_timestamps[index];
|
||||
|
||||
temp_image_buffer[temp_index].timestamp =
|
||||
SystemTimePoint(zm::chrono::duration_cast<Microseconds>(monitor->shared_timestamps[index]));
|
||||
monitor->image_buffer[index]->WriteJpeg(
|
||||
temp_image_buffer[temp_index].file_name,
|
||||
config.jpeg_file_quality
|
||||
|
@ -791,27 +782,29 @@ void MonitorStream::runStream() {
|
|||
Debug(3, "Waiting for capture last_write_index=%u", monitor->shared_data->last_write_index);
|
||||
} // end if ( (unsigned int)last_read_index != monitor->shared_data->last_write_index )
|
||||
|
||||
unsigned long sleep_time = (unsigned long)((1000000 * ZM_RATE_BASE)/((base_fps?base_fps:1)*abs(replay_rate*2)));
|
||||
if ( sleep_time > MonitorStream::MAX_SLEEP_USEC ) {
|
||||
FPSeconds sleep_time =
|
||||
FPSeconds(ZM_RATE_BASE / ((base_fps ? base_fps : 1) * (replay_rate ? abs(replay_rate * 2) : 2)));
|
||||
|
||||
if (sleep_time > MonitorStream::MAX_SLEEP) {
|
||||
// Shouldn't sleep for long because we need to check command queue, etc.
|
||||
sleep_time = MonitorStream::MAX_SLEEP_USEC;
|
||||
Debug(3, "Sleeping for MAX_SLEEP_USEC %luus", sleep_time);
|
||||
sleep_time = MonitorStream::MAX_SLEEP;
|
||||
Debug(3, "Sleeping for MAX_SLEEP_USEC %" PRIi64 " us",
|
||||
static_cast<int64>(std::chrono::duration_cast<Microseconds>(sleep_time).count()));
|
||||
} else {
|
||||
Debug(3, "Sleeping for %luus", sleep_time);
|
||||
Debug(3, "Sleeping for %" PRIi64 " us",
|
||||
static_cast<int64>(std::chrono::duration_cast<Microseconds>(sleep_time).count()));
|
||||
}
|
||||
usleep(sleep_time);
|
||||
if ( ttl ) {
|
||||
if ( (now.tv_sec - stream_start_time) > ttl ) {
|
||||
Debug(2, "now(%" PRIi64 ") - start(%" PRIi64 " ) > ttl(%" PRIi64 ") break",
|
||||
static_cast<int64>(now.tv_sec),
|
||||
static_cast<int64>(stream_start_time),
|
||||
static_cast<int64>(ttl));
|
||||
break;
|
||||
}
|
||||
std::this_thread::sleep_for(sleep_time);
|
||||
|
||||
if (ttl > Seconds(0) && (now - stream_start_time) > ttl) {
|
||||
Debug(2, "now - start > ttl (%" PRIi64 " us). break",
|
||||
static_cast<int64>(std::chrono::duration_cast<Microseconds>(ttl).count()));
|
||||
break;
|
||||
}
|
||||
if ( !last_frame_sent ) {
|
||||
|
||||
if (last_frame_sent.time_since_epoch() == Seconds(0)) {
|
||||
// If we didn't capture above, because frame_mod was bad? Then last_frame_sent will not have a value.
|
||||
last_frame_sent = now.tv_sec;
|
||||
last_frame_sent = now;
|
||||
Warning("no last_frame_sent. Shouldn't happen. frame_mod was (%d) frame_count (%d)",
|
||||
frame_mod, frame_count);
|
||||
}
|
||||
|
|
|
@ -25,11 +25,11 @@
|
|||
|
||||
class MonitorStream : public StreamBase {
|
||||
protected:
|
||||
typedef struct SwapImage {
|
||||
bool valid;
|
||||
struct timeval timestamp;
|
||||
char file_name[PATH_MAX];
|
||||
} SwapImage;
|
||||
struct SwapImage {
|
||||
bool valid = false;
|
||||
SystemTimePoint timestamp;
|
||||
char file_name[PATH_MAX] = "";
|
||||
};
|
||||
|
||||
private:
|
||||
SwapImage *temp_image_buffer;
|
||||
|
@ -38,15 +38,15 @@ class MonitorStream : public StreamBase {
|
|||
int temp_write_index;
|
||||
|
||||
protected:
|
||||
time_t ttl;
|
||||
Microseconds ttl;
|
||||
int playback_buffer;
|
||||
bool delayed;
|
||||
int frame_count;
|
||||
|
||||
protected:
|
||||
bool checkSwapPath(const char *path, bool create_path);
|
||||
bool sendFrame(const char *filepath, const timeval ×tamp);
|
||||
bool sendFrame(Image *image, const timeval ×tamp);
|
||||
bool sendFrame(const char *filepath, SystemTimePoint timestamp);
|
||||
bool sendFrame(Image *image, SystemTimePoint timestamp);
|
||||
void processCommand(const CmdMsg *msg) override;
|
||||
void SingleImage(int scale=100);
|
||||
void SingleImageRaw(int scale=100);
|
||||
|
@ -63,13 +63,13 @@ class MonitorStream : public StreamBase {
|
|||
ttl(0),
|
||||
playback_buffer(0),
|
||||
delayed(false),
|
||||
frame_count(0) {
|
||||
}
|
||||
frame_count(0) {}
|
||||
|
||||
void setStreamBuffer(int p_playback_buffer) {
|
||||
playback_buffer = p_playback_buffer;
|
||||
}
|
||||
void setStreamTTL(time_t p_ttl) {
|
||||
ttl = p_ttl;
|
||||
ttl = Seconds(p_ttl);
|
||||
}
|
||||
bool setStreamStart(int monitor_id) {
|
||||
return loadMonitor(monitor_id);
|
||||
|
|
|
@ -27,6 +27,9 @@
|
|||
#include <sys/stat.h>
|
||||
#include <unistd.h>
|
||||
|
||||
constexpr Seconds StreamBase::MAX_STREAM_DELAY;
|
||||
constexpr Milliseconds StreamBase::MAX_SLEEP;
|
||||
|
||||
StreamBase::~StreamBase() {
|
||||
if (vid_stream) {
|
||||
delete vid_stream;
|
||||
|
@ -283,7 +286,7 @@ bool StreamBase::sendTextFrame(const char *frame_text) {
|
|||
fputs("\r\n\r\n", stdout);
|
||||
fflush(stdout);
|
||||
}
|
||||
last_frame_sent = TV_2_FLOAT(now);
|
||||
last_frame_sent = now;
|
||||
return true;
|
||||
}
|
||||
|
||||
|
@ -368,7 +371,7 @@ void StreamBase::openComms() {
|
|||
strncpy(rem_addr.sun_path, rem_sock_path, sizeof(rem_addr.sun_path));
|
||||
rem_addr.sun_family = AF_UNIX;
|
||||
|
||||
gettimeofday(&last_comm_update, nullptr);
|
||||
last_comm_update = std::chrono::system_clock::now();
|
||||
} // end if connKey > 0
|
||||
Debug(3, "comms open at %s", loc_sock_path);
|
||||
} // end void StreamBase::openComms()
|
||||
|
|
|
@ -22,13 +22,13 @@
|
|||
|
||||
#include "zm_logger.h"
|
||||
#include "zm_mpeg.h"
|
||||
#include "zm_time.h"
|
||||
#include <memory>
|
||||
#include <sys/un.h>
|
||||
|
||||
class Image;
|
||||
class Monitor;
|
||||
|
||||
#define TV_2_FLOAT( tv ) ( double((tv).tv_sec) + (double((tv).tv_usec) / 1000000.0) )
|
||||
#define BOUNDARY "ZoneMinderFrame"
|
||||
|
||||
class StreamBase {
|
||||
|
@ -42,8 +42,8 @@ public:
|
|||
} StreamType;
|
||||
|
||||
protected:
|
||||
static const int MAX_STREAM_DELAY = 5; // Seconds
|
||||
static const int MAX_SLEEP_USEC = 500000; // .5 Seconds
|
||||
static constexpr Seconds MAX_STREAM_DELAY = Seconds(5);
|
||||
static constexpr Milliseconds MAX_SLEEP = Milliseconds(500);
|
||||
|
||||
static const StreamType DEFAULT_TYPE = STREAM_JPEG;
|
||||
enum { DEFAULT_RATE=ZM_RATE_BASE };
|
||||
|
@ -119,15 +119,15 @@ protected:
|
|||
bool paused;
|
||||
int step;
|
||||
|
||||
struct timeval now;
|
||||
struct timeval last_comm_update;
|
||||
SystemTimePoint now;
|
||||
SystemTimePoint last_comm_update;
|
||||
|
||||
double base_fps;
|
||||
double effective_fps;
|
||||
int frame_mod;
|
||||
|
||||
double last_frame_sent;
|
||||
struct timeval last_frame_timestamp;
|
||||
SystemTimePoint last_frame_sent;
|
||||
SystemTimePoint last_frame_timestamp;
|
||||
|
||||
VideoStream *vid_stream;
|
||||
|
||||
|
@ -176,9 +176,7 @@ public:
|
|||
effective_fps = 0.0;
|
||||
frame_mod = 1;
|
||||
|
||||
vid_stream = 0;
|
||||
last_frame_sent = 0.0;
|
||||
last_frame_timestamp = {};
|
||||
vid_stream = nullptr;
|
||||
msg = { 0, { 0 } };
|
||||
}
|
||||
virtual ~StreamBase();
|
||||
|
|
Loading…
Reference in New Issue