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Don't alter maxfps. Just report that we are too slow. Don't use ZM_RATE_BASE in sleep time calculations it amplifies the sleep seconds by 100 times. Removing allows us to view a full framerate.

This commit is contained in:
Isaac Connor 2021-12-15 16:57:17 -05:00
parent 8215b04fb0
commit 4edd5c1bf5
1 changed files with 14 additions and 15 deletions
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29
src/zm_monitorstream.cpp
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@ -290,7 +290,7 @@ void MonitorStream::processCommand(const CmdMsg *msg) {
status_data.rate = replay_rate;
status_data.delay = FPSeconds(now - last_frame_timestamp).count();
status_data.zoom = zoom;
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",
Debug(2, "viewing 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",
status_data.fps,
status_data.capture_fps,
status_data.analysis_fps,
@ -363,7 +363,6 @@ bool MonitorStream::sendFrame(const std::string &filepath, SystemTimePoint times
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 " ms too slow, throttling maxfps to %.2f",
static_cast<int64>(std::chrono::duration_cast<Milliseconds>(frame_send_time).count()),
maxfps);
@ -448,11 +447,13 @@ bool MonitorStream::sendFrame(Image *image, SystemTimePoint timestamp) {
TimePoint send_end_time = std::chrono::steady_clock::now();
TimePoint::duration frame_send_time = send_end_time - send_start_time;
TimePoint::duration maxfps_milliseconds = Milliseconds(lround(Milliseconds::period::den / maxfps));
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",
if (frame_send_time > maxfps_milliseconds) {
//maxfps /= 1.5;
Warning("Frame send time %" PRIi64 " msec too slow (> %" PRIi64 ", throttling maxfps to %.3f",
static_cast<int64>(std::chrono::duration_cast<Milliseconds>(frame_send_time).count()),
static_cast<int64>(std::chrono::duration_cast<Milliseconds>(maxfps_milliseconds).count()),
maxfps);
}
} // Not mpeg
@ -779,13 +780,18 @@ void MonitorStream::runStream() {
} // end if ( (unsigned int)last_read_index != monitor->shared_data->last_write_index )
FPSeconds sleep_time =
FPSeconds(ZM_RATE_BASE / ((base_fps ? base_fps : 1) * (replay_rate ? abs(replay_rate * 2) : 2)));
FPSeconds(1 / ((base_fps ? base_fps : 1) * (replay_rate ? abs(replay_rate) : 1)));
if (last_frame_sent.time_since_epoch() != Seconds(0)) {
sleep_time -= (now - last_frame_sent);
if (sleep_time < Seconds(0))
sleep_time = Seconds(0);
}
if (sleep_time > MonitorStream::MAX_SLEEP) {
Debug(3, "Sleeping for MAX_SLEEP_USEC instead of %" PRIi64 " us",
static_cast<int64>(std::chrono::duration_cast<Microseconds>(sleep_time).count()));
// Shouldn't sleep for long because we need to check command queue, etc.
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 %" PRIi64 " us",
static_cast<int64>(std::chrono::duration_cast<Microseconds>(sleep_time).count()));
@ -797,13 +803,6 @@ void MonitorStream::runStream() {
static_cast<int64>(std::chrono::duration_cast<Microseconds>(ttl).count()));
break;
}
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;
Warning("no last_frame_sent. Shouldn't happen. frame_mod was (%d) frame_count (%d)",
frame_mod, frame_count);
}
} // end while ! zm_terminate
if (buffered_playback) {