- int64_t frame_duration = output_frame_info.frame_duration;
- render_one_frame(frame_duration);
- ++frame_num;
- pts_int += frame_duration;
-
- now = steady_clock::now();
- double elapsed = duration<double>(now - start).count();
-
- metric_frames_output_total = frame_num;
- metric_frames_output_dropped = stats_dropped_frames;
-
- if (frame_num % 100 == 0) {
- printf("%d frames (%d dropped) in %.3f seconds = %.1f fps (%.1f ms/frame)",
- frame_num, stats_dropped_frames, elapsed, frame_num / elapsed,
- 1e3 * elapsed / frame_num);
- // chain->print_phase_timing();
-
- // Check our memory usage, to see if we are close to our mlockall()
- // limit (if at all set).
- rusage used;
- if (getrusage(RUSAGE_SELF, &used) == -1) {
- perror("getrusage(RUSAGE_SELF)");
- assert(false);
- }
-
- if (uses_mlock) {
- rlimit limit;
- if (getrlimit(RLIMIT_MEMLOCK, &limit) == -1) {
- perror("getrlimit(RLIMIT_MEMLOCK)");
- assert(false);
+ // Only bother doing MJPEG encoding if there are any connected clients
+ // that want the stream.
+ if (httpd.get_num_connected_multicam_clients() > 0) {
+ auto stream_it = global_flags.card_to_mjpeg_stream_export.find(card_index);
+ if (stream_it != global_flags.card_to_mjpeg_stream_export.end()) {
+ mjpeg_encoder->upload_frame(pts_int, stream_it->second, new_frame->frame, new_frame->video_format, new_frame->y_offset, new_frame->cbcr_offset);