PapaTutuWawa/gpu-screen-recorder
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Attempt to fix video/audio desync when video pts gets desynced with clock

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dec05eba
2022-09-17 16:10:51 +02:00
parent 49c876ca00
commit 9f2f4240ba
2 changed files with 6 additions and 2 deletions
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6
src/main.cpp
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@@ -1582,9 +1582,11 @@ int main(int argc, char **argv) {
// res = cuCtxPopCurrent(&old_ctx);
}
// TODO: Check if duplicate frame can be saved just by writing it with a different pts instead of sending it again
const double this_video_frame_time = clock_get_monotonic_seconds();
const int num_frames = std::max(1.0, std::round((this_video_frame_time - prev_video_frame_time) / target_fps));
const int64_t expected_frames = (this_video_frame_time - start_time_pts) / target_fps;
const int num_frames = std::max(0L, expected_frames - video_pts_counter);
// TODO: Check if duplicate frame can be saved just by writing it with a different pts instead of sending it again
for(int i = 0; i < num_frames; ++i) {
frame->pts = video_pts_counter + i;
if (avcodec_send_frame(video_codec_context, frame) >= 0) {