From fff68b8a18f96ee6ba4583c57bc6206e750fad37 Mon Sep 17 00:00:00 2001 From: dec05eba Date: Sat, 12 Oct 2024 00:59:40 +0200 Subject: More frame timing --- src/main.cpp | 14 +++++++++----- 1 file changed, 9 insertions(+), 5 deletions(-) diff --git a/src/main.cpp b/src/main.cpp index 8771fdb..3f1b68c 100644 --- a/src/main.cpp +++ b/src/main.cpp @@ -3692,17 +3692,21 @@ int main(int argc, char **argv) { const double this_video_frame_time = clock_get_monotonic_seconds() - paused_time_offset; const double time_since_last_frame_captured_seconds = this_video_frame_time - last_capture_seconds; - const bool frame_timeout = time_since_last_frame_captured_seconds >= target_fps; + double frame_time_overflow = time_since_last_frame_captured_seconds - target_fps; + const bool frame_timeout = frame_time_overflow >= 0.0; bool force_frame_capture = wait_until_frame_time_elapsed && frame_timeout; - bool allow_capture = true; + bool allow_capture = !wait_until_frame_time_elapsed || force_frame_capture; if(framerate_mode == FramerateMode::CONTENT) { force_frame_capture = false; - allow_capture = time_since_last_frame_captured_seconds >= target_fps * 0.75; + allow_capture = frame_timeout; } + bool frame_captured = false; if((damaged || force_frame_capture) && allow_capture && !paused) { - last_capture_seconds = this_video_frame_time; + frame_captured = true; + frame_time_overflow = std::min(std::max(0.0, frame_time_overflow), target_fps); + last_capture_seconds = this_video_frame_time - frame_time_overflow; wait_until_frame_time_elapsed = false; gsr_damage_clear(&damage); @@ -3789,7 +3793,7 @@ int main(int argc, char **argv) { else { if(paused) av_usleep(20.0 * 1000.0); // 10 milliseconds - else if(framerate_mode == FramerateMode::CONTENT) + else if(framerate_mode == FramerateMode::CONTENT || !frame_captured) av_usleep(2.8 * 1000.0); // 2.8 milliseconds else if(!damaged) av_usleep(1.0 * 1000.0); // 1 milliseconds -- cgit v1.2.3