Add encoding time to movie writer report

Author: berarma

servers/movie_writer/movie_writer.cpp

@@ -126,6 +126,7 @@ void MovieWriter::begin(const Size2i &p_movie_size, uint32_t p_fps, const String
 
 	cpu_time = 0.0f;
 	gpu_time = 0.0f;
+	encoding_time = 0;
 
 	mix_rate = get_audio_mix_rate();
 	AudioDriverDummy::get_dummy_singleton()->set_mix_rate(mix_rate);
@@ -216,11 +217,18 @@ void MovieWriter::add_frame() {
 	gpu_time += RenderingServer::get_singleton()->viewport_get_measured_render_time_gpu(main_vp_rid);
 
 	AudioDriverDummy::get_dummy_singleton()->mix_audio(mix_rate / fps, audio_mix_buffer.ptr());
+
+	int encoding_start = Time::get_singleton()->get_ticks_usec();
 	write_frame(vp_tex, audio_mix_buffer.ptr());
+	int encoding_end = Time::get_singleton()->get_ticks_usec();
+	encoding_time += encoding_end - encoding_start;
 }
 
 void MovieWriter::end() {
+	int encoding_start = Time::get_singleton()->get_ticks_usec();
 	write_end();
+	int encoding_end = Time::get_singleton()->get_ticks_usec();
+	encoding_time += encoding_end - encoding_start;
 
 	// Print a report with various statistics.
 	print_line("--------------------------------------------------------------------------------");
@@ -249,5 +257,6 @@ void MovieWriter::end() {
 	print_line(vformat("%d frames at %d FPS (movie length: %s), recorded in %s (%d%% of real-time speed).", Engine::get_singleton()->get_frames_drawn(), fps, movie_time, real_time, (float(MAX(1, movie_time_seconds)) / MAX(1, real_time_seconds)) * 100));
 	print_line(vformat("CPU time: %.2f seconds (average: %.2f ms/frame)", cpu_time / 1000, cpu_time / Engine::get_singleton()->get_frames_drawn()));
 	print_line(vformat("GPU time: %.2f seconds (average: %.2f ms/frame)", gpu_time / 1000, gpu_time / Engine::get_singleton()->get_frames_drawn()));
+	print_line(vformat("Encoding time: %.2f seconds (average: %.2f ms/frame)", encoding_time / 1000000.f, encoding_time / 1000.f / Engine::get_singleton()->get_frames_drawn()));
 	print_line("--------------------------------------------------------------------------------");
 }

servers/movie_writer/movie_writer.h

@@ -43,6 +43,7 @@ class MovieWriter : public Object {
 
 	float cpu_time = 0.0f;
 	float gpu_time = 0.0f;
+	int encoding_time = 0;
 
 	String project_name;