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Use GetGlobalTimeNs as opposed to clock ticks

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This commit is contained in:
Billy Laws
2023-04-08 21:54:19 +01:00
parent 0afb9631b5
commit 8908663f12
2 changed files with 3 additions and 4 deletions
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5
src/audio_core/sink/sink_stream.cpp
View File

@@ -252,8 +252,7 @@ void SinkStream::ProcessAudioOutAndRender(std::span<s16> output_buffer, std::siz
{
std::scoped_lock lk{sample_count_lock};
last_sample_count_update_time =
Core::Timing::CyclesToUs(system.CoreTiming().GetClockTicks());
last_sample_count_update_time = system.CoreTiming().GetGlobalTimeNs();
min_played_sample_count = max_played_sample_count;
max_played_sample_count += actual_frames_written;
}
@@ -261,7 +260,7 @@ void SinkStream::ProcessAudioOutAndRender(std::span<s16> output_buffer, std::siz
u64 SinkStream::GetExpectedPlayedSampleCount() {
std::scoped_lock lk{sample_count_lock};
auto cur_time{Core::Timing::CyclesToUs(system.CoreTiming().GetClockTicks())};
auto cur_time{system.CoreTiming().GetGlobalTimeNs()};
auto time_delta{cur_time - last_sample_count_update_time};
auto exp_played_sample_count{min_played_sample_count +
(TargetSampleRate * time_delta) / std::chrono::seconds{1}};

2
src/audio_core/sink/sink_stream.h
View File

@@ -246,7 +246,7 @@ private:
/// Maximum number of total samples that can be played since the last callback
u64 max_played_sample_count{};
/// The time the two above tracking variables were last written to
std::chrono::microseconds last_sample_count_update_time{};
std::chrono::nanoseconds last_sample_count_update_time{};
/// Set by the audio render/in/out system which uses this stream
f32 system_volume{1.0f};
/// Set via IAudioDevice service calls